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authorTrond Myklebust <trond.myklebust@primarydata.com>2015-11-02 17:09:24 -0500
committerTrond Myklebust <trond.myklebust@primarydata.com>2015-11-02 17:09:24 -0500
commitac3c860c758a864adb1dd5c7d68dadebe6c86f64 (patch)
tree62c2bd4214874d583f6ef5eb898604e4a1b3d44c
parent260074cd8413489903d4484058e61649d6e08580 (diff)
parent76566773a1f1c2295ed901b6f1241cfe10d99029 (diff)
Merge tag 'nfs-rdma-4.4-2' of git://git.linux-nfs.org/projects/anna/nfs-rdma
NFS: NFSoRDMA Client Side Changes In addition to a variety of bugfixes, these patches are mostly geared at enabling both swap and backchannel support to the NFS over RDMA client. Signed-off-by: Anna Schumake <Anna.Schumaker@Netapp.com>
-rw-r--r--Documentation/device-mapper/snapshot.txt10
-rw-r--r--Documentation/devicetree/bindings/usb/renesas_usbhs.txt1
-rw-r--r--MAINTAINERS38
-rw-r--r--Makefile4
-rw-r--r--arch/arm/boot/dts/Makefile2
-rw-r--r--arch/arm/boot/dts/exynos4412.dtsi1
-rw-r--r--arch/arm/boot/dts/exynos5250-smdk5250.dts1
-rw-r--r--arch/arm/boot/dts/exynos5420.dtsi2
-rw-r--r--arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi1
-rw-r--r--arch/arm/boot/dts/imx53-qsrb.dts2
-rw-r--r--arch/arm/boot/dts/imx53.dtsi1
-rw-r--r--arch/arm/boot/dts/imx6qdl-rex.dtsi2
-rw-r--r--arch/arm/boot/dts/r8a7790.dtsi1
-rw-r--r--arch/arm/boot/dts/r8a7791.dtsi1
-rw-r--r--arch/arm/boot/dts/sun7i-a20.dtsi2
-rw-r--r--arch/arm/mach-exynos/mcpm-exynos.c27
-rw-r--r--arch/arm/mach-exynos/regs-pmu.h6
-rw-r--r--arch/arm64/Makefile2
-rw-r--r--arch/arm64/include/asm/unistd.h2
-rw-r--r--arch/arm64/include/asm/unistd32.h9
-rw-r--r--arch/arm64/include/uapi/asm/signal.h3
-rw-r--r--arch/mips/include/asm/io.h1
-rw-r--r--arch/mips/include/uapi/asm/swab.h19
-rw-r--r--arch/powerpc/configs/ppc64_defconfig2
-rw-r--r--arch/powerpc/configs/pseries_defconfig2
-rw-r--r--arch/powerpc/include/asm/machdep.h9
-rw-r--r--arch/powerpc/include/asm/word-at-a-time.h5
-rw-r--r--arch/powerpc/mm/hash_native_64.c23
-rw-r--r--arch/powerpc/platforms/powernv/opal.c7
-rw-r--r--arch/powerpc/platforms/ps3/os-area.c5
-rw-r--r--arch/sh/include/asm/page.h1
-rw-r--r--arch/sparc/crypto/aes_glue.c2
-rw-r--r--arch/sparc/crypto/camellia_glue.c1
-rw-r--r--arch/sparc/crypto/des_glue.c2
-rw-r--r--arch/x86/Kconfig1
-rw-r--r--arch/x86/crypto/camellia_aesni_avx_glue.c5
-rw-r--r--arch/x86/include/asm/kvm_host.h6
-rw-r--r--arch/x86/kvm/emulate.c10
-rw-r--r--arch/x86/kvm/vmx.c26
-rw-r--r--arch/x86/kvm/x86.c135
-rw-r--r--crypto/ahash.c3
-rw-r--r--drivers/acpi/acpica/acglobal.h1
-rw-r--r--drivers/acpi/acpica/actables.h4
-rw-r--r--drivers/acpi/acpica/evxfevnt.c2
-rw-r--r--drivers/acpi/acpica/tbfadt.c10
-rw-r--r--drivers/acpi/acpica/tbutils.c26
-rw-r--r--drivers/base/power/domain_governor.c22
-rw-r--r--drivers/block/rbd.c10
-rw-r--r--drivers/bus/Kconfig1
-rw-r--r--drivers/clk/mvebu/clk-cpu.c4
-rw-r--r--drivers/clk/samsung/clk-cpu.c10
-rw-r--r--drivers/clk/ti/clk-3xxx.c2
-rw-r--r--drivers/clk/ti/clk-7xx.c18
-rw-r--r--drivers/clk/ti/clkt_dflt.c4
-rw-r--r--drivers/cpufreq/acpi-cpufreq.c3
-rw-r--r--drivers/cpufreq/cpufreq.c4
-rw-r--r--drivers/cpufreq/intel_pstate.c5
-rw-r--r--drivers/devfreq/devfreq.c7
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c8
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_display.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c10
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c16
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c5
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c4
-rw-r--r--drivers/gpu/drm/amd/amdgpu/ci_dpm.c8
-rw-r--r--drivers/gpu/drm/amd/amdgpu/cik.c3
-rw-r--r--drivers/gpu/drm/amd/amdgpu/cz_dpm.c10
-rw-r--r--drivers/gpu/drm/amd/amdgpu/dce_v10_0.c30
-rw-r--r--drivers/gpu/drm/amd/amdgpu/dce_v11_0.c32
-rw-r--r--drivers/gpu/drm/amd/amdgpu/dce_v8_0.c30
-rw-r--r--drivers/gpu/drm/amd/amdgpu/kv_dpm.c9
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vi.c3
-rw-r--r--drivers/gpu/drm/drm_dp_mst_topology.c3
-rw-r--r--drivers/gpu/drm/drm_sysfs.c12
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_display.c6
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.c24
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c6
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h3
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c27
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c17
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.c8
-rw-r--r--drivers/gpu/drm/qxl/qxl_display.c10
-rw-r--r--drivers/gpu/drm/qxl/qxl_fb.c19
-rw-r--r--drivers/gpu/drm/qxl/qxl_release.c4
-rw-r--r--drivers/gpu/drm/radeon/radeon_display.c14
-rw-r--r--drivers/gpu/drm/radeon/radeon_dp_mst.c1
-rw-r--r--drivers/gpu/drm/radeon/radeon_fb.c16
-rw-r--r--drivers/gpu/drm/radeon/radeon_kms.c5
-rw-r--r--drivers/gpu/drm/radeon/radeon_mode.h1
-rw-r--r--drivers/gpu/drm/radeon/radeon_pm.c63
-rw-r--r--drivers/gpu/drm/radeon/si_dpm.c1
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_debugfs.c4
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_fence.c2
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_surface.c3
-rw-r--r--drivers/i2c/busses/i2c-designware-platdrv.c33
-rw-r--r--drivers/i2c/busses/i2c-rcar.c7
-rw-r--r--drivers/i2c/busses/i2c-s3c2410.c8
-rw-r--r--drivers/i2c/i2c-core.c12
-rw-r--r--drivers/infiniband/core/cma.c54
-rw-r--r--drivers/infiniband/hw/usnic/usnic.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_abi.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_common_pkt_hdr.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_common_util.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_debugfs.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_debugfs.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_fwd.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_fwd.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib_main.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib_qp_grp.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib_sysfs.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib_sysfs.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib_verbs.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_ib_verbs.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_log.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_transport.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_transport.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_uiom.c2
-rw-r--r--drivers/infiniband/hw/usnic/usnic_uiom.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_vnic.c21
-rw-r--r--drivers/infiniband/hw/usnic/usnic_vnic.h21
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib.h1
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c4
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_multicast.c2
-rw-r--r--drivers/input/mouse/cyapa_gen6.c10
-rw-r--r--drivers/input/touchscreen/ads7846.c8
-rw-r--r--drivers/iommu/Kconfig3
-rw-r--r--drivers/iommu/amd_iommu.c9
-rw-r--r--drivers/iommu/amd_iommu_init.c3
-rw-r--r--drivers/iommu/arm-smmu-v3.c21
-rw-r--r--drivers/iommu/intel-iommu.c1
-rw-r--r--drivers/iommu/io-pgtable-arm.c24
-rw-r--r--drivers/mcb/mcb-pci.c6
-rw-r--r--drivers/md/dm-cache-policy-cleaner.c2
-rw-r--r--drivers/md/dm-exception-store.c6
-rw-r--r--drivers/md/dm-exception-store.h5
-rw-r--r--drivers/md/dm-raid.c3
-rw-r--r--drivers/md/dm-snap-persistent.c30
-rw-r--r--drivers/md/dm-snap-transient.c3
-rw-r--r--drivers/md/dm-snap.c14
-rw-r--r--drivers/md/dm-thin.c2
-rw-r--r--drivers/md/dm.c11
-rw-r--r--drivers/md/raid1.c4
-rw-r--r--drivers/md/raid10.c4
-rw-r--r--drivers/mfd/intel-lpss.h2
-rw-r--r--drivers/mfd/max77843.c2
-rw-r--r--drivers/misc/cxl/api.c1
-rw-r--r--drivers/misc/cxl/context.c3
-rw-r--r--drivers/misc/cxl/cxl.h1
-rw-r--r--drivers/misc/cxl/file.c13
-rw-r--r--drivers/misc/cxl/irq.c4
-rw-r--r--drivers/misc/cxl/native.c2
-rw-r--r--drivers/misc/cxl/pci.c28
-rw-r--r--drivers/misc/mei/hbm.c2
-rw-r--r--drivers/mmc/host/omap_hsmmc.c14
-rw-r--r--drivers/mmc/host/sdhci-of-at91.c1
-rw-r--r--drivers/mmc/host/sdhci-pxav3.c6
-rw-r--r--drivers/mmc/host/sdhci.c2
-rw-r--r--drivers/mmc/host/sdhci.h5
-rw-r--r--drivers/nvmem/core.c8
-rw-r--r--drivers/nvmem/sunxi_sid.c11
-rw-r--r--drivers/pci/msi.c4
-rw-r--r--drivers/phy/phy-berlin-sata.c1
-rw-r--r--drivers/phy/phy-qcom-ufs.c11
-rw-r--r--drivers/phy/phy-rockchip-usb.c6
-rw-r--r--drivers/pinctrl/freescale/pinctrl-imx25.c4
-rw-r--r--drivers/pinctrl/sunxi/pinctrl-sun5i-a10s.c2
-rw-r--r--drivers/pinctrl/uniphier/pinctrl-ph1-sld8.c226
-rw-r--r--drivers/scsi/3w-9xxx.c28
-rw-r--r--drivers/scsi/libiscsi.c17
-rw-r--r--drivers/scsi/scsi_dh.c2
-rw-r--r--drivers/staging/lustre/lustre/llite/dir.c2
-rw-r--r--drivers/staging/speakup/fakekey.c1
-rw-r--r--drivers/tty/n_tty.c15
-rw-r--r--drivers/tty/serial/8250/8250_port.c8
-rw-r--r--drivers/tty/serial/atmel_serial.c2
-rw-r--r--drivers/tty/serial/imx.c20
-rw-r--r--drivers/tty/tty_buffer.c22
-rw-r--r--drivers/tty/tty_io.c40
-rw-r--r--drivers/usb/core/quirks.c13
-rw-r--r--drivers/usb/gadget/udc/bdc/bdc_ep.c4
-rw-r--r--drivers/usb/misc/chaoskey.c2
-rw-r--r--drivers/usb/renesas_usbhs/common.c7
-rw-r--r--fs/btrfs/backref.c8
-rw-r--r--fs/btrfs/disk-io.c4
-rw-r--r--fs/btrfs/export.c10
-rw-r--r--fs/btrfs/extent-tree.c9
-rw-r--r--fs/btrfs/extent_io.c19
-rw-r--r--fs/btrfs/ioctl.c5
-rw-r--r--fs/btrfs/send.c8
-rw-r--r--fs/btrfs/transaction.c1
-rw-r--r--fs/btrfs/transaction.h1
-rw-r--r--fs/btrfs/volumes.h8
-rw-r--r--fs/cifs/file.c6
-rw-r--r--fs/dax.c70
-rw-r--r--fs/ext4/Kconfig2
-rw-r--r--fs/ext4/readpage.c4
-rw-r--r--fs/mpage.c15
-rw-r--r--fs/namei.c8
-rw-r--r--fs/nfs/callback.c40
-rw-r--r--fs/nfsd/blocklayout.c8
-rw-r--r--fs/ramfs/file-nommu.c5
-rw-r--r--include/drm/drm_dp_mst_helper.h3
-rw-r--r--include/linux/irqdomain.h5
-rw-r--r--include/linux/sunrpc/bc_xprt.h5
-rw-r--r--include/linux/sunrpc/svc_rdma.h6
-rw-r--r--include/linux/sunrpc/xprt.h9
-rw-r--r--include/linux/usb/renesas_usbhs.h2
-rw-r--r--include/uapi/asm-generic/signal.h2
-rw-r--r--kernel/irq/handle.c2
-rw-r--r--kernel/irq/msi.c6
-rw-r--r--kernel/sched/core.c10
-rw-r--r--kernel/sched/sched.h5
-rw-r--r--kernel/time/timekeeping.c2
-rw-r--r--kernel/workqueue.c8
-rw-r--r--lib/Kconfig1
-rw-r--r--mm/memcontrol.c1
-rw-r--r--mm/memory.c2
-rw-r--r--mm/readahead.c8
-rw-r--r--mm/vmstat.c7
-rw-r--r--net/ceph/osd_client.c13
-rw-r--r--net/sunrpc/backchannel_rqst.c24
-rw-r--r--net/sunrpc/svc.c5
-rw-r--r--net/sunrpc/xprtrdma/Makefile1
-rw-r--r--net/sunrpc/xprtrdma/backchannel.c394
-rw-r--r--net/sunrpc/xprtrdma/frwr_ops.c7
-rw-r--r--net/sunrpc/xprtrdma/rpc_rdma.c148
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma.c6
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_recvfrom.c8
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_transport.c58
-rw-r--r--net/sunrpc/xprtrdma/transport.c18
-rw-r--r--net/sunrpc/xprtrdma/verbs.c487
-rw-r--r--net/sunrpc/xprtrdma/xprt_rdma.h54
-rw-r--r--net/sunrpc/xprtsock.c17
-rwxr-xr-xscripts/package/builddeb4
-rw-r--r--sound/pci/hda/patch_cirrus.c1
-rw-r--r--sound/pci/hda/patch_realtek.c1
-rw-r--r--sound/pci/hda/patch_sigmatel.c6
-rw-r--r--sound/soc/au1x/db1200.c4
-rw-r--r--sound/soc/codecs/rt5645.c6
-rw-r--r--sound/soc/codecs/rt5645.h16
-rw-r--r--sound/soc/codecs/sgtl5000.c6
-rw-r--r--sound/soc/codecs/tas2552.c2
-rw-r--r--sound/soc/codecs/tlv320aic3x.c19
-rw-r--r--sound/soc/codecs/wm8962.c5
-rw-r--r--sound/soc/dwc/designware_i2s.c19
-rw-r--r--sound/soc/fsl/imx-ssi.c19
-rw-r--r--sound/synth/emux/emux_oss.c3
-rw-r--r--tools/perf/util/Build2
-rw-r--r--tools/perf/util/perf_regs.c2
-rw-r--r--tools/perf/util/perf_regs.h1
-rw-r--r--tools/testing/selftests/powerpc/primitives/load_unaligned_zeropad.c9
257 files changed, 2763 insertions, 1197 deletions
diff --git a/Documentation/device-mapper/snapshot.txt b/Documentation/device-mapper/snapshot.txt
index 0d5bc46dc167..ad6949bff2e3 100644
--- a/Documentation/device-mapper/snapshot.txt
+++ b/Documentation/device-mapper/snapshot.txt
@@ -41,9 +41,13 @@ useless and be disabled, returning errors. So it is important to monitor
the amount of free space and expand the <COW device> before it fills up.
<persistent?> is P (Persistent) or N (Not persistent - will not survive
-after reboot).
-The difference is that for transient snapshots less metadata must be
-saved on disk - they can be kept in memory by the kernel.
+after reboot). O (Overflow) can be added as a persistent store option
+to allow userspace to advertise its support for seeing "Overflow" in the
+snapshot status. So supported store types are "P", "PO" and "N".
+
+The difference between persistent and transient is with transient
+snapshots less metadata must be saved on disk - they can be kept in
+memory by the kernel.
* snapshot-merge <origin> <COW device> <persistent> <chunksize>
diff --git a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
index 64a4ca6cf96f..7d48f63db44e 100644
--- a/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
+++ b/Documentation/devicetree/bindings/usb/renesas_usbhs.txt
@@ -5,6 +5,7 @@ Required properties:
- "renesas,usbhs-r8a7790"
- "renesas,usbhs-r8a7791"
- "renesas,usbhs-r8a7794"
+ - "renesas,usbhs-r8a7795"
- reg: Base address and length of the register for the USBHS
- interrupts: Interrupt specifier for the USBHS
- clocks: A list of phandle + clock specifier pairs
diff --git a/MAINTAINERS b/MAINTAINERS
index 797236befd27..b8577ad9b8a2 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3591,6 +3591,13 @@ F: drivers/gpu/drm/i915/
F: include/drm/i915*
F: include/uapi/drm/i915*
+DRM DRIVERS FOR ATMEL HLCDC
+M: Boris Brezillon <boris.brezillon@free-electrons.com>
+L: dri-devel@lists.freedesktop.org
+S: Supported
+F: drivers/gpu/drm/atmel-hlcdc/
+F: Documentation/devicetree/bindings/drm/atmel/
+
DRM DRIVERS FOR EXYNOS
M: Inki Dae <inki.dae@samsung.com>
M: Joonyoung Shim <jy0922.shim@samsung.com>
@@ -3619,6 +3626,14 @@ S: Maintained
F: drivers/gpu/drm/imx/
F: Documentation/devicetree/bindings/drm/imx/
+DRM DRIVERS FOR GMA500 (Poulsbo, Moorestown and derivative chipsets)
+M: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
+L: dri-devel@lists.freedesktop.org
+T: git git://github.com/patjak/drm-gma500
+S: Maintained
+F: drivers/gpu/drm/gma500
+F: include/drm/gma500*
+
DRM DRIVERS FOR NVIDIA TEGRA
M: Thierry Reding <thierry.reding@gmail.com>
M: Terje Bergström <tbergstrom@nvidia.com>
@@ -4003,7 +4018,7 @@ S: Maintained
F: sound/usb/misc/ua101.c
EXTENSIBLE FIRMWARE INTERFACE (EFI)
-M: Matt Fleming <matt.fleming@intel.com>
+M: Matt Fleming <matt@codeblueprint.co.uk>
L: linux-efi@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mfleming/efi.git
S: Maintained
@@ -4018,7 +4033,7 @@ F: include/linux/efi*.h
EFI VARIABLE FILESYSTEM
M: Matthew Garrett <matthew.garrett@nebula.com>
M: Jeremy Kerr <jk@ozlabs.org>
-M: Matt Fleming <matt.fleming@intel.com>
+M: Matt Fleming <matt@codeblueprint.co.uk>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mfleming/efi.git
L: linux-efi@vger.kernel.org
S: Maintained
@@ -9101,6 +9116,15 @@ S: Supported
F: Documentation/devicetree/bindings/net/snps,dwc-qos-ethernet.txt
F: drivers/net/ethernet/synopsys/dwc_eth_qos.c
+SYNOPSYS DESIGNWARE I2C DRIVER
+M: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
+M: Jarkko Nikula <jarkko.nikula@linux.intel.com>
+M: Mika Westerberg <mika.westerberg@linux.intel.com>
+L: linux-i2c@vger.kernel.org
+S: Maintained
+F: drivers/i2c/busses/i2c-designware-*
+F: include/linux/platform_data/i2c-designware.h
+
SYNOPSYS DESIGNWARE MMC/SD/SDIO DRIVER
M: Seungwon Jeon <tgih.jun@samsung.com>
M: Jaehoon Chung <jh80.chung@samsung.com>
@@ -9914,7 +9938,6 @@ S: Maintained
F: drivers/staging/lustre
STAGING - NVIDIA COMPLIANT EMBEDDED CONTROLLER INTERFACE (nvec)
-M: Julian Andres Klode <jak@jak-linux.org>
M: Marc Dietrich <marvin24@gmx.de>
L: ac100@lists.launchpad.net (moderated for non-subscribers)
L: linux-tegra@vger.kernel.org
@@ -11378,15 +11401,6 @@ W: http://oops.ghostprotocols.net:81/blog
S: Maintained
F: drivers/net/wireless/wl3501*
-WM97XX TOUCHSCREEN DRIVERS
-M: Mark Brown <broonie@kernel.org>
-M: Liam Girdwood <lrg@slimlogic.co.uk>
-L: linux-input@vger.kernel.org
-W: https://github.com/CirrusLogic/linux-drivers/wiki
-S: Supported
-F: drivers/input/touchscreen/*wm97*
-F: include/linux/wm97xx.h
-
WOLFSON MICROELECTRONICS DRIVERS
L: patches@opensource.wolfsonmicro.com
T: git https://github.com/CirrusLogic/linux-drivers.git
diff --git a/Makefile b/Makefile
index fd46821e428d..d33ab74bffce 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,8 @@
VERSION = 4
PATCHLEVEL = 3
SUBLEVEL = 0
-EXTRAVERSION = -rc4
-NAME = Hurr durr I'ma sheep
+EXTRAVERSION = -rc6
+NAME = Blurry Fish Butt
# *DOCUMENTATION*
# To see a list of typical targets execute "make help"
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 233159d2eaab..bb8fa023d574 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -578,7 +578,7 @@ dtb-$(CONFIG_MACH_SUN4I) += \
sun4i-a10-hackberry.dtb \
sun4i-a10-hyundai-a7hd.dtb \
sun4i-a10-inet97fv2.dtb \
- sun4i-a10-itead-iteaduino-plus.dts \
+ sun4i-a10-itead-iteaduino-plus.dtb \
sun4i-a10-jesurun-q5.dtb \
sun4i-a10-marsboard.dtb \
sun4i-a10-mini-xplus.dtb \
diff --git a/arch/arm/boot/dts/exynos4412.dtsi b/arch/arm/boot/dts/exynos4412.dtsi
index ca0e3c15977f..294cfe40388d 100644
--- a/arch/arm/boot/dts/exynos4412.dtsi
+++ b/arch/arm/boot/dts/exynos4412.dtsi
@@ -98,6 +98,7 @@
opp-hz = /bits/ 64 <800000000>;
opp-microvolt = <1000000>;
clock-latency-ns = <200000>;
+ opp-suspend;
};
opp07 {
opp-hz = /bits/ 64 <900000000>;
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 15aea760c1da..c625e71217aa 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -197,6 +197,7 @@
regulator-name = "P1.8V_LDO_OUT10";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-always-on;
};
ldo11_reg: LDO11 {
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index df9aee92ecf4..1b3d6c769a3c 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -1117,7 +1117,7 @@
interrupt-parent = <&combiner>;
interrupts = <3 0>;
clock-names = "sysmmu", "master";
- clocks = <&clock CLK_SMMU_FIMD1M0>, <&clock CLK_FIMD1>;
+ clocks = <&clock CLK_SMMU_FIMD1M1>, <&clock CLK_FIMD1>;
power-domains = <&disp_pd>;
#iommu-cells = <0>;
};
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
index 79ffdfe712aa..3b43e57845ae 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
@@ -472,7 +472,6 @@
*/
pinctrl-0 = <&pwm0_out &pwm1_out &pwm2_out &pwm3_out>;
pinctrl-names = "default";
- samsung,pwm-outputs = <0>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/imx53-qsrb.dts b/arch/arm/boot/dts/imx53-qsrb.dts
index 66e47de5e826..96d7eede412e 100644
--- a/arch/arm/boot/dts/imx53-qsrb.dts
+++ b/arch/arm/boot/dts/imx53-qsrb.dts
@@ -36,7 +36,7 @@
pinctrl-0 = <&pinctrl_pmic>;
reg = <0x08>;
interrupt-parent = <&gpio5>;
- interrupts = <23 0x8>;
+ interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
regulators {
sw1_reg: sw1a {
regulator-name = "SW1";
diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index c3e3ca9362fb..cd170376eaca 100644
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -15,6 +15,7 @@
#include <dt-bindings/clock/imx5-clock.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
/ {
aliases {
diff --git a/arch/arm/boot/dts/imx6qdl-rex.dtsi b/arch/arm/boot/dts/imx6qdl-rex.dtsi
index 3373fd958e95..a50356243888 100644
--- a/arch/arm/boot/dts/imx6qdl-rex.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-rex.dtsi
@@ -35,7 +35,6 @@
compatible = "regulator-fixed";
reg = <1>;
pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_usbh1>;
regulator-name = "usbh1_vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
@@ -47,7 +46,6 @@
compatible = "regulator-fixed";
reg = <2>;
pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_usbotg>;
regulator-name = "usb_otg_vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index a0b2a79cbfbd..4624d0f2a754 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -1627,6 +1627,7 @@
"mix.0", "mix.1",
"dvc.0", "dvc.1",
"clk_a", "clk_b", "clk_c", "clk_i";
+ power-domains = <&cpg_clocks>;
status = "disabled";
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index 831525dd39a6..1666c8a6b143 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -1677,6 +1677,7 @@
"mix.0", "mix.1",
"dvc.0", "dvc.1",
"clk_a", "clk_b", "clk_c", "clk_i";
+ power-domains = <&cpg_clocks>;
status = "disabled";
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 2bebaa286f9a..391230c3dc93 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -107,7 +107,7 @@
720000 1200000
528000 1100000
312000 1000000
- 144000 900000
+ 144000 1000000
>;
#cooling-cells = <2>;
cooling-min-level = <0>;
diff --git a/arch/arm/mach-exynos/mcpm-exynos.c b/arch/arm/mach-exynos/mcpm-exynos.c
index 9bdf54795f05..56978199c479 100644
--- a/arch/arm/mach-exynos/mcpm-exynos.c
+++ b/arch/arm/mach-exynos/mcpm-exynos.c
@@ -20,6 +20,7 @@
#include <asm/cputype.h>
#include <asm/cp15.h>
#include <asm/mcpm.h>
+#include <asm/smp_plat.h>
#include "regs-pmu.h"
#include "common.h"
@@ -70,7 +71,31 @@ static int exynos_cpu_powerup(unsigned int cpu, unsigned int cluster)
cluster >= EXYNOS5420_NR_CLUSTERS)
return -EINVAL;
- exynos_cpu_power_up(cpunr);
+ if (!exynos_cpu_power_state(cpunr)) {
+ exynos_cpu_power_up(cpunr);
+
+ /*
+ * This assumes the cluster number of the big cores(Cortex A15)
+ * is 0 and the Little cores(Cortex A7) is 1.
+ * When the system was booted from the Little core,
+ * they should be reset during power up cpu.
+ */
+ if (cluster &&
+ cluster == MPIDR_AFFINITY_LEVEL(cpu_logical_map(0), 1)) {
+ /*
+ * Before we reset the Little cores, we should wait
+ * the SPARE2 register is set to 1 because the init
+ * codes of the iROM will set the register after
+ * initialization.
+ */
+ while (!pmu_raw_readl(S5P_PMU_SPARE2))
+ udelay(10);
+
+ pmu_raw_writel(EXYNOS5420_KFC_CORE_RESET(cpu),
+ EXYNOS_SWRESET);
+ }
+ }
+
return 0;
}
diff --git a/arch/arm/mach-exynos/regs-pmu.h b/arch/arm/mach-exynos/regs-pmu.h
index b7614333d296..fba9068ed260 100644
--- a/arch/arm/mach-exynos/regs-pmu.h
+++ b/arch/arm/mach-exynos/regs-pmu.h
@@ -513,6 +513,12 @@ static inline unsigned int exynos_pmu_cpunr(unsigned int mpidr)
#define SPREAD_ENABLE 0xF
#define SPREAD_USE_STANDWFI 0xF
+#define EXYNOS5420_KFC_CORE_RESET0 BIT(8)
+#define EXYNOS5420_KFC_ETM_RESET0 BIT(20)
+
+#define EXYNOS5420_KFC_CORE_RESET(_nr) \
+ ((EXYNOS5420_KFC_CORE_RESET0 | EXYNOS5420_KFC_ETM_RESET0) << (_nr))
+
#define EXYNOS5420_BB_CON1 0x0784
#define EXYNOS5420_BB_SEL_EN BIT(31)
#define EXYNOS5420_BB_PMOS_EN BIT(7)
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index f9914d7c1bb0..d10b5d483022 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -42,7 +42,7 @@ endif
CHECKFLAGS += -D__aarch64__
ifeq ($(CONFIG_ARM64_ERRATUM_843419), y)
-CFLAGS_MODULE += -mcmodel=large
+KBUILD_CFLAGS_MODULE += -mcmodel=large
endif
# Default value
diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h
index 3bc498c250dc..41e58fe3c041 100644
--- a/arch/arm64/include/asm/unistd.h
+++ b/arch/arm64/include/asm/unistd.h
@@ -44,7 +44,7 @@
#define __ARM_NR_compat_cacheflush (__ARM_NR_COMPAT_BASE+2)
#define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE+5)
-#define __NR_compat_syscalls 388
+#define __NR_compat_syscalls 390
#endif
#define __ARCH_WANT_SYS_CLONE
diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index cef934a90f17..5b925b761a2a 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -797,3 +797,12 @@ __SYSCALL(__NR_memfd_create, sys_memfd_create)
__SYSCALL(__NR_bpf, sys_bpf)
#define __NR_execveat 387
__SYSCALL(__NR_execveat, compat_sys_execveat)
+#define __NR_userfaultfd 388
+__SYSCALL(__NR_userfaultfd, sys_userfaultfd)
+#define __NR_membarrier 389
+__SYSCALL(__NR_membarrier, sys_membarrier)
+
+/*
+ * Please add new compat syscalls above this comment and update
+ * __NR_compat_syscalls in asm/unistd.h.
+ */
diff --git a/arch/arm64/include/uapi/asm/signal.h b/arch/arm64/include/uapi/asm/signal.h
index 8d1e7236431b..991bf5db2ca1 100644
--- a/arch/arm64/include/uapi/asm/signal.h
+++ b/arch/arm64/include/uapi/asm/signal.h
@@ -19,6 +19,9 @@
/* Required for AArch32 compatibility. */
#define SA_RESTORER 0x04000000
+#define MINSIGSTKSZ 5120
+#define SIGSTKSZ 16384
+
#include <asm-generic/signal.h>
#endif
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index 9e777cd42b67..d10fd80dbb7e 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -256,6 +256,7 @@ static inline void __iomem * __ioremap_mode(phys_addr_t offset, unsigned long si
*/
#define ioremap_nocache(offset, size) \
__ioremap_mode((offset), (size), _CACHE_UNCACHED)
+#define ioremap_uc ioremap_nocache
/*
* ioremap_cachable - map bus memory into CPU space
diff --git a/arch/mips/include/uapi/asm/swab.h b/arch/mips/include/uapi/asm/swab.h
index c4ddc4f0d2dc..23cd9b118c9e 100644
--- a/arch/mips/include/uapi/asm/swab.h
+++ b/arch/mips/include/uapi/asm/swab.h
@@ -13,16 +13,15 @@
#define __SWAB_64_THRU_32__
-#if (defined(__mips_isa_rev) && (__mips_isa_rev >= 2)) || \
- defined(_MIPS_ARCH_LOONGSON3A)
+#if !defined(__mips16) && \
+ ((defined(__mips_isa_rev) && (__mips_isa_rev >= 2)) || \
+ defined(_MIPS_ARCH_LOONGSON3A))
-static inline __attribute__((nomips16)) __attribute_const__
- __u16 __arch_swab16(__u16 x)
+static inline __attribute_const__ __u16 __arch_swab16(__u16 x)
{
__asm__(
" .set push \n"
" .set arch=mips32r2 \n"
- " .set nomips16 \n"
" wsbh %0, %1 \n"
" .set pop \n"
: "=r" (x)
@@ -32,13 +31,11 @@ static inline __attribute__((nomips16)) __attribute_const__
}
#define __arch_swab16 __arch_swab16
-static inline __attribute__((nomips16)) __attribute_const__
- __u32 __arch_swab32(__u32 x)
+static inline __attribute_const__ __u32 __arch_swab32(__u32 x)
{
__asm__(
" .set push \n"
" .set arch=mips32r2 \n"
- " .set nomips16 \n"
" wsbh %0, %1 \n"
" rotr %0, %0, 16 \n"
" .set pop \n"
@@ -54,13 +51,11 @@ static inline __attribute__((nomips16)) __attribute_const__
* 64-bit kernel on r2 CPUs.
*/
#ifdef __mips64
-static inline __attribute__((nomips16)) __attribute_const__
- __u64 __arch_swab64(__u64 x)
+static inline __attribute_const__ __u64 __arch_swab64(__u64 x)
{
__asm__(
" .set push \n"
" .set arch=mips64r2 \n"
- " .set nomips16 \n"
" dsbh %0, %1 \n"
" dshd %0, %0 \n"
" .set pop \n"
@@ -71,5 +66,5 @@ static inline __attribute__((nomips16)) __attribute_const__
}
#define __arch_swab64 __arch_swab64
#endif /* __mips64 */
-#endif /* MIPS R2 or newer or Loongson 3A */
+#endif /* (not __mips16) and (MIPS R2 or newer or Loongson 3A) */
#endif /* _ASM_SWAB_H */
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index 6bc0ee4b1070..2c041b535a64 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -111,7 +111,7 @@ CONFIG_SCSI_QLA_FC=m
CONFIG_SCSI_QLA_ISCSI=m
CONFIG_SCSI_LPFC=m
CONFIG_SCSI_VIRTIO=m
-CONFIG_SCSI_DH=m
+CONFIG_SCSI_DH=y
CONFIG_SCSI_DH_RDAC=m
CONFIG_SCSI_DH_ALUA=m
CONFIG_ATA=y
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index 7991f37e5fe2..36871a4bfa54 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -114,7 +114,7 @@ CONFIG_SCSI_QLA_FC=m
CONFIG_SCSI_QLA_ISCSI=m
CONFIG_SCSI_LPFC=m
CONFIG_SCSI_VIRTIO=m
-CONFIG_SCSI_DH=m
+CONFIG_SCSI_DH=y
CONFIG_SCSI_DH_RDAC=m
CONFIG_SCSI_DH_ALUA=m
CONFIG_ATA=y
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h
index cab6753f1be5..3f191f573d4f 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -61,8 +61,13 @@ struct machdep_calls {
unsigned long addr,
unsigned char *hpte_slot_array,
int psize, int ssize, int local);
- /* special for kexec, to be called in real mode, linear mapping is
- * destroyed as well */
+ /*
+ * Special for kexec.
+ * To be called in real mode with interrupts disabled. No locks are
+ * taken as such, concurrent access on pre POWER5 hardware could result
+ * in a deadlock.
+ * The linear mapping is destroyed as well.
+ */
void (*hpte_clear_all)(void);
void __iomem * (*ioremap)(phys_addr_t addr, unsigned long size,
diff --git a/arch/powerpc/include/asm/word-at-a-time.h b/arch/powerpc/include/asm/word-at-a-time.h
index 5b3a903adae6..e4396a7d0f7c 100644
--- a/arch/powerpc/include/asm/word-at-a-time.h
+++ b/arch/powerpc/include/asm/word-at-a-time.h
@@ -40,6 +40,11 @@ static inline bool has_zero(unsigned long val, unsigned long *data, const struct
return (val + c->high_bits) & ~rhs;
}
+static inline unsigned long zero_bytemask(unsigned long mask)
+{
+ return ~1ul << __fls(mask);
+}
+
#else
#ifdef CONFIG_64BIT
diff --git a/arch/powerpc/mm/hash_native_64.c b/arch/powerpc/mm/hash_native_64.c
index 13befa35d8a8..c8822af10a58 100644
--- a/arch/powerpc/mm/hash_native_64.c
+++ b/arch/powerpc/mm/hash_native_64.c
@@ -582,13 +582,21 @@ static void hpte_decode(struct hash_pte *hpte, unsigned long slot,
* be when they isi), and we are the only one left. We rely on our kernel
* mapping being 0xC0's and the hardware ignoring those two real bits.
*
+ * This must be called with interrupts disabled.
+ *
+ * Taking the native_tlbie_lock is unsafe here due to the possibility of
+ * lockdep being on. On pre POWER5 hardware, not taking the lock could
+ * cause deadlock. POWER5 and newer not taking the lock is fine. This only
+ * gets called during boot before secondary CPUs have come up and during
+ * crashdump and all bets are off anyway.
+ *
* TODO: add batching support when enabled. remember, no dynamic memory here,
* athough there is the control page available...
*/
static void native_hpte_clear(void)
{
unsigned long vpn = 0;
- unsigned long slot, slots, flags;
+ unsigned long slot, slots;
struct hash_pte *hptep = htab_address;
unsigned long hpte_v;
unsigned long pteg_count;
@@ -596,13 +604,6 @@ static void native_hpte_clear(void)
pteg_count = htab_hash_mask + 1;
- local_irq_save(flags);
-
- /* we take the tlbie lock and hold it. Some hardware will
- * deadlock if we try to tlbie from two processors at once.
- */
- raw_spin_lock(&native_tlbie_lock);
-
slots = pteg_count * HPTES_PER_GROUP;
for (slot = 0; slot < slots; slot++, hptep++) {
@@ -614,8 +615,8 @@ static void native_hpte_clear(void)
hpte_v = be64_to_cpu(hptep->v);
/*
- * Call __tlbie() here rather than tlbie() since we
- * already hold the native_tlbie_lock.
+ * Call __tlbie() here rather than tlbie() since we can't take the
+ * native_tlbie_lock.
*/
if (hpte_v & HPTE_V_VALID) {
hpte_decode(hptep, slot, &psize, &apsize, &ssize, &vpn);
@@ -625,8 +626,6 @@ static void native_hpte_clear(void)
}
asm volatile("eieio; tlbsync; ptesync":::"memory");
- raw_spin_unlock(&native_tlbie_lock);
- local_irq_restore(flags);
}
/*
diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index 230f3a7cdea4..4296d55e88f3 100644
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -487,9 +487,12 @@ int opal_machine_check(struct pt_regs *regs)
* PRD component would have already got notified about this
* error through other channels.
*
- * In any case, let us just fall through. We anyway heading
- * down to panic path.
+ * If hardware marked this as an unrecoverable MCE, we are
+ * going to panic anyway. Even if it didn't, it's not safe to
+ * continue at this point, so we should explicitly panic.
*/
+
+ panic("PowerNV Unrecovered Machine Check");
return 0;
}
diff --git a/arch/powerpc/platforms/ps3/os-area.c b/arch/powerpc/platforms/ps3/os-area.c
index 09787139834d..3db53e8aff92 100644
--- a/arch/powerpc/platforms/ps3/os-area.c
+++ b/arch/powerpc/platforms/ps3/os-area.c
@@ -194,11 +194,6 @@ static const struct os_area_db_id os_area_db_id_rtc_diff = {
.key = OS_AREA_DB_KEY_RTC_DIFF
};
-static const struct os_area_db_id os_area_db_id_video_mode = {
- .owner = OS_AREA_DB_OWNER_LINUX,
- .key = OS_AREA_DB_KEY_VIDEO_MODE
-};
-
#define SECONDS_FROM_1970_TO_2000 946684800LL
/**
diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h
index fe20d14ae051..ceb5201a30ed 100644
--- a/arch/sh/include/asm/page.h
+++ b/arch/sh/include/asm/page.h
@@ -59,6 +59,7 @@ pages_do_alias(unsigned long addr1, unsigned long addr2)
#define clear_page(page) memset((void *)(page), 0, PAGE_SIZE)
extern void copy_page(void *to, void *from);
+#define copy_user_page(to, from, vaddr, pg) __copy_user(to, from, PAGE_SIZE)
struct page;
struct vm_area_struct;
diff --git a/arch/sparc/crypto/aes_glue.c b/arch/sparc/crypto/aes_glue.c
index 2e48eb8813ff..c90930de76ba 100644
--- a/arch/sparc/crypto/aes_glue.c
+++ b/arch/sparc/crypto/aes_glue.c
@@ -433,6 +433,7 @@ static struct crypto_alg algs[] = { {
.blkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
+ .ivsize = AES_BLOCK_SIZE,
.setkey = aes_set_key,
.encrypt = cbc_encrypt,
.decrypt = cbc_decrypt,
@@ -452,6 +453,7 @@ static struct crypto_alg algs[] = { {
.blkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
+ .ivsize = AES_BLOCK_SIZE,
.setkey = aes_set_key,
.encrypt = ctr_crypt,
.decrypt = ctr_crypt,
diff --git a/arch/sparc/crypto/camellia_glue.c b/arch/sparc/crypto/camellia_glue.c
index 6bf2479a12fb..561a84d93cf6 100644
--- a/arch/sparc/crypto/camellia_glue.c
+++ b/arch/sparc/crypto/camellia_glue.c
@@ -274,6 +274,7 @@ static struct crypto_alg algs[] = { {
.blkcipher = {
.min_keysize = CAMELLIA_MIN_KEY_SIZE,
.max_keysize = CAMELLIA_MAX_KEY_SIZE,
+ .ivsize = CAMELLIA_BLOCK_SIZE,
.setkey = camellia_set_key,
.encrypt = cbc_encrypt,
.decrypt = cbc_decrypt,
diff --git a/arch/sparc/crypto/des_glue.c b/arch/sparc/crypto/des_glue.c
index dd6a34fa6e19..61af794aa2d3 100644
--- a/arch/sparc/crypto/des_glue.c
+++ b/arch/sparc/crypto/des_glue.c
@@ -429,6 +429,7 @@ static struct crypto_alg algs[] = { {
.blkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
+ .ivsize = DES_BLOCK_SIZE,
.setkey = des_set_key,
.encrypt = cbc_encrypt,
.decrypt = cbc_decrypt,
@@ -485,6 +486,7 @@ static struct crypto_alg algs[] = { {
.blkcipher = {
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
+ .ivsize = DES3_EDE_BLOCK_SIZE,
.setkey = des3_ede_set_key,
.encrypt = cbc3_encrypt,
.decrypt = cbc3_decrypt,
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 328c8352480c..96d058a87100 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1308,6 +1308,7 @@ config HIGHMEM
config X86_PAE
bool "PAE (Physical Address Extension) Support"
depends on X86_32 && !HIGHMEM4G
+ select SWIOTLB
---help---
PAE is required for NX support, and furthermore enables
larger swapspace support for non-overcommit purposes. It
diff --git a/arch/x86/crypto/camellia_aesni_avx_glue.c b/arch/x86/crypto/camellia_aesni_avx_glue.c
index 80a0e4389c9a..bacaa13acac5 100644
--- a/arch/x86/crypto/camellia_aesni_avx_glue.c
+++ b/arch/x86/crypto/camellia_aesni_avx_glue.c
@@ -554,6 +554,11 @@ static int __init camellia_aesni_init(void)
{
const char *feature_name;
+ if (!cpu_has_avx || !cpu_has_aes || !cpu_has_osxsave) {
+ pr_info("AVX or AES-NI instructions are not detected.\n");
+ return -ENODEV;
+ }
+
if (!cpu_has_xfeatures(XSTATE_SSE | XSTATE_YMM, &feature_name)) {
pr_info("CPU feature '%s' is not supported.\n", feature_name);
return -ENODEV;
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 2beee0382088..3a36ee704c30 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1226,10 +1226,8 @@ void kvm_complete_insn_gp(struct kvm_vcpu *vcpu, int err);
int kvm_is_in_guest(void);
-int __x86_set_memory_region(struct kvm *kvm,
- const struct kvm_userspace_memory_region *mem);
-int x86_set_memory_region(struct kvm *kvm,
- const struct kvm_userspace_memory_region *mem);
+int __x86_set_memory_region(struct kvm *kvm, int id, gpa_t gpa, u32 size);
+int x86_set_memory_region(struct kvm *kvm, int id, gpa_t gpa, u32 size);
bool kvm_vcpu_is_reset_bsp(struct kvm_vcpu *vcpu);
bool kvm_vcpu_is_bsp(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index b372a7557c16..9da95b9daf8d 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2418,7 +2418,7 @@ static int rsm_load_state_64(struct x86_emulate_ctxt *ctxt, u64 smbase)
u64 val, cr0, cr4;
u32 base3;
u16 selector;
- int i;
+ int i, r;
for (i = 0; i < 16; i++)
*reg_write(ctxt, i) = GET_SMSTATE(u64, smbase, 0x7ff8 - i * 8);
@@ -2460,13 +2460,17 @@ static int rsm_load_state_64(struct x86_emulate_ctxt *ctxt, u64 smbase)
dt.address = GET_SMSTATE(u64, smbase, 0x7e68);
ctxt->ops->set_gdt(ctxt, &dt);
+ r = rsm_enter_protected_mode(ctxt, cr0, cr4);
+ if (r != X86EMUL_CONTINUE)
+ return r;
+
for (i = 0; i < 6; i++) {
- int r = rsm_load_seg_64(ctxt, smbase, i);
+ r = rsm_load_seg_64(ctxt, smbase, i);
if (r != X86EMUL_CONTINUE)
return r;
}
- return rsm_enter_protected_mode(ctxt, cr0, cr4);
+ return X86EMUL_CONTINUE;
}
static int em_rsm(struct x86_emulate_ctxt *ctxt)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 06ef4908ba61..6a8bc64566ab 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -4105,17 +4105,13 @@ static void seg_setup(int seg)
static int alloc_apic_access_page(struct kvm *kvm)
{
struct page *page;
- struct kvm_userspace_memory_region kvm_userspace_mem;
int r = 0;
mutex_lock(&kvm->slots_lock);
if (kvm->arch.apic_access_page_done)
goto out;
- kvm_userspace_mem.slot = APIC_ACCESS_PAGE_PRIVATE_MEMSLOT;
- kvm_userspace_mem.flags = 0;
- kvm_userspace_mem.guest_phys_addr = APIC_DEFAULT_PHYS_BASE;
- kvm_userspace_mem.memory_size = PAGE_SIZE;
- r = __x86_set_memory_region(kvm, &kvm_userspace_mem);
+ r = __x86_set_memory_region(kvm, APIC_ACCESS_PAGE_PRIVATE_MEMSLOT,
+ APIC_DEFAULT_PHYS_BASE, PAGE_SIZE);
if (r)
goto out;
@@ -4140,17 +4136,12 @@ static int alloc_identity_pagetable(struct kvm *kvm)
{
/* Called with kvm->slots_lock held. */
- struct kvm_userspace_memory_region kvm_userspace_mem;
int r = 0;
BUG_ON(kvm->arch.ept_identity_pagetable_done);
- kvm_userspace_mem.slot = IDENTITY_PAGETABLE_PRIVATE_MEMSLOT;
- kvm_userspace_mem.flags = 0;
- kvm_userspace_mem.guest_phys_addr =
- kvm->arch.ept_identity_map_addr;
- kvm_userspace_mem.memory_size = PAGE_SIZE;
- r = __x86_set_memory_region(kvm, &kvm_userspace_mem);
+ r = __x86_set_memory_region(kvm, IDENTITY_PAGETABLE_PRIVATE_MEMSLOT,
+ kvm->arch.ept_identity_map_addr, PAGE_SIZE);
return r;
}
@@ -4949,14 +4940,9 @@ static int vmx_interrupt_allowed(struct kvm_vcpu *vcpu)
static int vmx_set_tss_addr(struct kvm *kvm, unsigned int addr)
{
int ret;
- struct kvm_userspace_memory_region tss_mem = {
- .slot = TSS_PRIVATE_MEMSLOT,
- .guest_phys_addr = addr,
- .memory_size = PAGE_SIZE * 3,
- .flags = 0,
- };
- ret = x86_set_memory_region(kvm, &tss_mem);
+ ret = x86_set_memory_region(kvm, TSS_PRIVATE_MEMSLOT, addr,
+ PAGE_SIZE * 3);
if (ret)
return ret;
kvm->arch.tss_addr = addr;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 92511d4b7236..9a9a19830321 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6453,6 +6453,12 @@ static inline int vcpu_block(struct kvm *kvm, struct kvm_vcpu *vcpu)
return 1;
}
+static inline bool kvm_vcpu_running(struct kvm_vcpu *vcpu)
+{
+ return (vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE &&
+ !vcpu->arch.apf.halted);
+}
+
static int vcpu_run(struct kvm_vcpu *vcpu)
{
int r;
@@ -6461,8 +6467,7 @@ static int vcpu_run(struct kvm_vcpu *vcpu)
vcpu->srcu_idx = srcu_read_lock(&kvm->srcu);
for (;;) {
- if (vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE &&
- !vcpu->arch.apf.halted)
+ if (kvm_vcpu_running(vcpu))
r = vcpu_enter_guest(vcpu);
else
r = vcpu_block(kvm, vcpu);
@@ -7474,34 +7479,66 @@ void kvm_arch_sync_events(struct kvm *kvm)
kvm_free_pit(kvm);
}
-int __x86_set_memory_region(struct kvm *kvm,
- const struct kvm_userspace_memory_region *mem)
+int __x86_set_memory_region(struct kvm *kvm, int id, gpa_t gpa, u32 size)
{
int i, r;
+ unsigned long hva;
+ struct kvm_memslots *slots = kvm_memslots(kvm);
+ struct kvm_memory_slot *slot, old;
/* Called with kvm->slots_lock held. */
- BUG_ON(mem->slot >= KVM_MEM_SLOTS_NUM);
+ if (WARN_ON(id >= KVM_MEM_SLOTS_NUM))
+ return -EINVAL;
+
+ slot = id_to_memslot(slots, id);
+ if (size) {
+ if (WARN_ON(slot->npages))
+ return -EEXIST;
+
+ /*
+ * MAP_SHARED to prevent internal slot pages from being moved
+ * by fork()/COW.
+ */
+ hva = vm_mmap(NULL, 0, size, PROT_READ | PROT_WRITE,
+ MAP_SHARED | MAP_ANONYMOUS, 0);
+ if (IS_ERR((void *)hva))
+ return PTR_ERR((void *)hva);
+ } else {
+ if (!slot->npages)
+ return 0;
+ hva = 0;
+ }
+
+ old = *slot;
for (i = 0; i < KVM_ADDRESS_SPACE_NUM; i++) {
- struct kvm_userspace_memory_region m = *mem;
+ struct kvm_userspace_memory_region m;
- m.slot |= i << 16;
+ m.slot = id | (i << 16);
+ m.flags = 0;
+ m.guest_phys_addr = gpa;
+ m.userspace_addr = hva;
+ m.memory_size = size;
r = __kvm_set_memory_region(kvm, &m);
if (r < 0)
return r;
}
+ if (!size) {
+ r = vm_munmap(old.userspace_addr, old.npages * PAGE_SIZE);
+ WARN_ON(r < 0);
+ }
+
return 0;
}
EXPORT_SYMBOL_GPL(__x86_set_memory_region);
-int x86_set_memory_region(struct kvm *kvm,
- const struct kvm_userspace_memory_region *mem)
+int x86_set_memory_region(struct kvm *kvm, int id, gpa_t gpa, u32 size)
{
int r;
mutex_lock(&kvm->slots_lock);
- r = __x86_set_memory_region(kvm, mem);
+ r = __x86_set_memory_region(kvm, id, gpa, size);
mutex_unlock(&kvm->slots_lock);
return r;
@@ -7516,16 +7553,9 @@ void kvm_arch_destroy_vm(struct kvm *kvm)
* unless the the memory map has changed due to process exit
* or fd copying.
*/
- struct kvm_userspace_memory_region mem;
- memset(&mem, 0, sizeof(mem));
- mem.slot = APIC_ACCESS_PAGE_PRIVATE_MEMSLOT;
- x86_set_memory_region(kvm, &mem);
-
- mem.slot = IDENTITY_PAGETABLE_PRIVATE_MEMSLOT;
- x86_set_memory_region(kvm, &mem);
-
- mem.slot = TSS_PRIVATE_MEMSLOT;
- x86_set_memory_region(kvm, &mem);
+ x86_set_memory_region(kvm, APIC_ACCESS_PAGE_PRIVATE_MEMSLOT, 0, 0);
+ x86_set_memory_region(kvm, IDENTITY_PAGETABLE_PRIVATE_MEMSLOT, 0, 0);
+ x86_set_memory_region(kvm, TSS_PRIVATE_MEMSLOT, 0, 0);
}
kvm_iommu_unmap_guest(kvm);
kfree(kvm->arch.vpic);
@@ -7628,27 +7658,6 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
const struct kvm_userspace_memory_region *mem,
enum kvm_mr_change change)
{
- /*
- * Only private memory slots need to be mapped here since
- * KVM_SET_MEMORY_REGION ioctl is no longer supported.
- */
- if ((memslot->id >= KVM_USER_MEM_SLOTS) && (change == KVM_MR_CREATE)) {
- unsigned long userspace_addr;
-
- /*
- * MAP_SHARED to prevent internal slot pages from being moved
- * by fork()/COW.
- */
- userspace_addr = vm_mmap(NULL, 0, memslot->npages * PAGE_SIZE,
- PROT_READ | PROT_WRITE,
- MAP_SHARED | MAP_ANONYMOUS, 0);
-
- if (IS_ERR((void *)userspace_addr))
- return PTR_ERR((void *)userspace_addr);
-
- memslot->userspace_addr = userspace_addr;
- }
-
return 0;
}
@@ -7710,17 +7719,6 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
{
int nr_mmu_pages = 0;
- if (change == KVM_MR_DELETE && old->id >= KVM_USER_MEM_SLOTS) {
- int ret;
-
- ret = vm_munmap(old->userspace_addr,
- old->npages * PAGE_SIZE);
- if (ret < 0)
- printk(KERN_WARNING
- "kvm_vm_ioctl_set_memory_region: "
- "failed to munmap memory\n");
- }
-
if (!kvm->arch.n_requested_mmu_pages)
nr_mmu_pages = kvm_mmu_calculate_mmu_pages(kvm);
@@ -7769,19 +7767,36 @@ void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
kvm_mmu_invalidate_zap_all_pages(kvm);
}
+static inline bool kvm_vcpu_has_events(struct kvm_vcpu *vcpu)
+{
+ if (!list_empty_careful(&vcpu->async_pf.done))
+ return true;
+
+ if (kvm_apic_has_events(vcpu))
+ return true;
+
+ if (vcpu->arch.pv.pv_unhalted)
+ return true;
+
+ if (atomic_read(&vcpu->arch.nmi_queued))
+ return true;
+
+ if (test_bit(KVM_REQ_SMI, &vcpu->requests))
+ return true;
+
+ if (kvm_arch_interrupt_allowed(vcpu) &&
+ kvm_cpu_has_interrupt(vcpu))
+ return true;
+
+ return false;
+}
+
int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
{
if (is_guest_mode(vcpu) && kvm_x86_ops->check_nested_events)
kvm_x86_ops->check_nested_events(vcpu, false);
- return (vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE &&
- !vcpu->arch.apf.halted)
- || !list_empty_careful(&vcpu->async_pf.done)
- || kvm_apic_has_events(vcpu)
- || vcpu->arch.pv.pv_unhalted
- || atomic_read(&vcpu->arch.nmi_queued) ||
- (kvm_arch_interrupt_allowed(vcpu) &&
- kvm_cpu_has_interrupt(vcpu));
+ return kvm_vcpu_running(vcpu) || kvm_vcpu_has_events(vcpu);
}
int kvm_arch_vcpu_should_kick(struct kvm_vcpu *vcpu)
diff --git a/crypto/ahash.c b/crypto/ahash.c
index 8acb886032ae..9c1dc8d6106a 100644
--- a/crypto/ahash.c
+++ b/crypto/ahash.c
@@ -544,7 +544,8 @@ static int ahash_prepare_alg(struct ahash_alg *alg)
struct crypto_alg *base = &alg->halg.base;
if (alg->halg.digestsize > PAGE_SIZE / 8 ||
- alg->halg.statesize > PAGE_SIZE / 8)
+ alg->halg.statesize > PAGE_SIZE / 8 ||
+ alg->halg.statesize == 0)
return -EINVAL;
base->cra_type = &crypto_ahash_type;
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 09f37b516808..4dde37c3d8fc 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -61,6 +61,7 @@ ACPI_GLOBAL(struct acpi_table_header, acpi_gbl_original_dsdt_header);
ACPI_INIT_GLOBAL(u32, acpi_gbl_dsdt_index, ACPI_INVALID_TABLE_INDEX);
ACPI_INIT_GLOBAL(u32, acpi_gbl_facs_index, ACPI_INVALID_TABLE_INDEX);
ACPI_INIT_GLOBAL(u32, acpi_gbl_xfacs_index, ACPI_INVALID_TABLE_INDEX);
+ACPI_INIT_GLOBAL(u32, acpi_gbl_fadt_index, ACPI_INVALID_TABLE_INDEX);
#if (!ACPI_REDUCED_HARDWARE)
ACPI_GLOBAL(struct acpi_table_facs *, acpi_gbl_FACS);
diff --git a/drivers/acpi/acpica/actables.h b/drivers/acpi/acpica/actables.h
index f7731f260c31..591ea95319e2 100644
--- a/drivers/acpi/acpica/actables.h
+++ b/drivers/acpi/acpica/actables.h
@@ -85,7 +85,7 @@ void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded);
/*
* tbfadt - FADT parse/convert/validate
*/
-void acpi_tb_parse_fadt(u32 table_index);
+void acpi_tb_parse_fadt(void);
void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length);
@@ -138,8 +138,6 @@ acpi_status acpi_tb_get_owner_id(u32 table_index, acpi_owner_id *owner_id);
*/
acpi_status acpi_tb_initialize_facs(void);
-u8 acpi_tb_tables_loaded(void);
-
void
acpi_tb_print_table_header(acpi_physical_address address,
struct acpi_table_header *header);
diff --git a/drivers/acpi/acpica/evxfevnt.c b/drivers/acpi/acpica/evxfevnt.c
index faad911d46b5..10ce48e16ebf 100644
--- a/drivers/acpi/acpica/evxfevnt.c
+++ b/drivers/acpi/acpica/evxfevnt.c
@@ -71,7 +71,7 @@ acpi_status acpi_enable(void)
/* ACPI tables must be present */
- if (!acpi_tb_tables_loaded()) {
+ if (acpi_gbl_fadt_index == ACPI_INVALID_TABLE_INDEX) {
return_ACPI_STATUS(AE_NO_ACPI_TABLES);
}
diff --git a/drivers/acpi/acpica/tbfadt.c b/drivers/acpi/acpica/tbfadt.c
index 455a0700db39..a6454f4a6fb3 100644
--- a/drivers/acpi/acpica/tbfadt.c
+++ b/drivers/acpi/acpica/tbfadt.c
@@ -298,7 +298,7 @@ acpi_tb_select_address(char *register_name, u32 address32, u64 address64)
*
* FUNCTION: acpi_tb_parse_fadt
*
- * PARAMETERS: table_index - Index for the FADT
+ * PARAMETERS: None
*
* RETURN: None
*
@@ -307,7 +307,7 @@ acpi_tb_select_address(char *register_name, u32 address32, u64 address64)
*
******************************************************************************/
-void acpi_tb_parse_fadt(u32 table_index)
+void acpi_tb_parse_fadt(void)
{
u32 length;
struct acpi_table_header *table;
@@ -319,11 +319,11 @@ void acpi_tb_parse_fadt(u32 table_index)
* Get a local copy of the FADT and convert it to a common format
* Map entire FADT, assumed to be smaller than one page.
*/
- length = acpi_gbl_root_table_list.tables[table_index].length;
+ length = acpi_gbl_root_table_list.tables[acpi_gbl_fadt_index].length;
table =
- acpi_os_map_memory(acpi_gbl_root_table_list.tables[table_index].
- address, length);
+ acpi_os_map_memory(acpi_gbl_root_table_list.
+ tables[acpi_gbl_fadt_index].address, length);
if (!table) {
return;
}
diff --git a/drivers/acpi/acpica/tbutils.c b/drivers/acpi/acpica/tbutils.c
index 4337990127cc..d8ddef38c947 100644
--- a/drivers/acpi/acpica/tbutils.c
+++ b/drivers/acpi/acpica/tbutils.c
@@ -99,29 +99,6 @@ acpi_status acpi_tb_initialize_facs(void)
/*******************************************************************************
*
- * FUNCTION: acpi_tb_tables_loaded
- *
- * PARAMETERS: None
- *
- * RETURN: TRUE if required ACPI tables are loaded
- *
- * DESCRIPTION: Determine if the minimum required ACPI tables are present
- * (FADT, FACS, DSDT)
- *
- ******************************************************************************/
-
-u8 acpi_tb_tables_loaded(void)
-{
-
- if (acpi_gbl_root_table_list.current_table_count >= 4) {
- return (TRUE);
- }
-
- return (FALSE);
-}
-
-/*******************************************************************************
- *
* FUNCTION: acpi_tb_check_dsdt_header
*
* PARAMETERS: None
@@ -392,7 +369,8 @@ acpi_status __init acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
ACPI_COMPARE_NAME(&acpi_gbl_root_table_list.
tables[table_index].signature,
ACPI_SIG_FADT)) {
- acpi_tb_parse_fadt(table_index);
+ acpi_gbl_fadt_index = table_index;
+ acpi_tb_parse_fadt();
}
next_table:
diff --git a/drivers/base/power/domain_governor.c b/drivers/base/power/domain_governor.c
index 2a4154a09e4d..85e17bacc834 100644
--- a/drivers/base/power/domain_governor.c
+++ b/drivers/base/power/domain_governor.c
@@ -77,13 +77,16 @@ static bool default_stop_ok(struct device *dev)
dev_update_qos_constraint);
if (constraint_ns > 0) {
- constraint_ns -= td->start_latency_ns;
+ constraint_ns -= td->save_state_latency_ns +
+ td->stop_latency_ns +
+ td->start_latency_ns +
+ td->restore_state_latency_ns;
if (constraint_ns == 0)
return false;
}
td->effective_constraint_ns = constraint_ns;
- td->cached_stop_ok = constraint_ns > td->stop_latency_ns ||
- constraint_ns == 0;
+ td->cached_stop_ok = constraint_ns >= 0;
+
/*
* The children have been suspended already, so we don't need to take
* their stop latencies into account here.
@@ -126,18 +129,6 @@ static bool default_power_down_ok(struct dev_pm_domain *pd)
off_on_time_ns = genpd->power_off_latency_ns +
genpd->power_on_latency_ns;
- /*
- * It doesn't make sense to remove power from the domain if saving
- * the state of all devices in it and the power off/power on operations
- * take too much time.
- *
- * All devices in this domain have been stopped already at this point.
- */
- list_for_each_entry(pdd, &genpd->dev_list, list_node) {
- if (pdd->dev->driver)
- off_on_time_ns +=
- to_gpd_data(pdd)->td.save_state_latency_ns;
- }
min_off_time_ns = -1;
/*
@@ -193,7 +184,6 @@ static bool default_power_down_ok(struct dev_pm_domain *pd)
* constraint_ns cannot be negative here, because the device has
* been suspended.
*/
- constraint_ns -= td->restore_state_latency_ns;
if (constraint_ns <= off_on_time_ns)
return false;
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index d93a0372b37b..f5e49b639818 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1863,9 +1863,11 @@ static void rbd_osd_req_callback(struct ceph_osd_request *osd_req,
rbd_osd_read_callback(obj_request);
break;
case CEPH_OSD_OP_SETALLOCHINT:
- rbd_assert(osd_req->r_ops[1].op == CEPH_OSD_OP_WRITE);
+ rbd_assert(osd_req->r_ops[1].op == CEPH_OSD_OP_WRITE ||
+ osd_req->r_ops[1].op == CEPH_OSD_OP_WRITEFULL);
/* fall through */
case CEPH_OSD_OP_WRITE:
+ case CEPH_OSD_OP_WRITEFULL:
rbd_osd_write_callback(obj_request);
break;
case CEPH_OSD_OP_STAT:
@@ -2401,7 +2403,10 @@ static void rbd_img_obj_request_fill(struct rbd_obj_request *obj_request,
opcode = CEPH_OSD_OP_ZERO;
}
} else if (op_type == OBJ_OP_WRITE) {
- opcode = CEPH_OSD_OP_WRITE;
+ if (!offset && length == object_size)
+ opcode = CEPH_OSD_OP_WRITEFULL;
+ else
+ opcode = CEPH_OSD_OP_WRITE;
osd_req_op_alloc_hint_init(osd_request, num_ops,
object_size, object_size);
num_ops++;
@@ -3760,6 +3765,7 @@ static int rbd_init_disk(struct rbd_device *rbd_dev)
/* set io sizes to object size */
segment_size = rbd_obj_bytes(&rbd_dev->header);
blk_queue_max_hw_sectors(q, segment_size / SECTOR_SIZE);
+ q->limits.max_sectors = queue_max_hw_sectors(q);
blk_queue_max_segments(q, segment_size / SECTOR_SIZE);
blk_queue_max_segment_size(q, segment_size);
blk_queue_io_min(q, segment_size);
diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig
index 1a82f3a17681..0ebca8ba7bc4 100644
--- a/drivers/bus/Kconfig
+++ b/drivers/bus/Kconfig
@@ -36,7 +36,6 @@ config ARM_CCI400_PORT_CTRL
config ARM_CCI500_PMU
bool "ARM CCI500 PMU support"
- default y
depends on (ARM && CPU_V7) || ARM64
depends on PERF_EVENTS
select ARM_CCI_PMU
diff --git a/drivers/clk/mvebu/clk-cpu.c b/drivers/clk/mvebu/clk-cpu.c
index 5837eb8a212f..85da8b983256 100644
--- a/drivers/clk/mvebu/clk-cpu.c
+++ b/drivers/clk/mvebu/clk-cpu.c
@@ -197,6 +197,7 @@ static void __init of_cpu_clk_setup(struct device_node *node)
for_each_node_by_type(dn, "cpu") {
struct clk_init_data init;
struct clk *clk;
+ struct clk *parent_clk;
char *clk_name = kzalloc(5, GFP_KERNEL);
int cpu, err;
@@ -208,8 +209,9 @@ static void __init of_cpu_clk_setup(struct device_node *node)
goto bail_out;
sprintf(clk_name, "cpu%d", cpu);
+ parent_clk = of_clk_get(node, 0);
- cpuclk[cpu].parent_name = of_clk_get_parent_name(node, 0);
+ cpuclk[cpu].parent_name = __clk_get_name(parent_clk);
cpuclk[cpu].clk_name = clk_name;
cpuclk[cpu].cpu = cpu;
cpuclk[cpu].reg_base = clock_complex_base;
diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c
index 7c1e1f58e2da..2fe37f708dc7 100644
--- a/drivers/clk/samsung/clk-cpu.c
+++ b/drivers/clk/samsung/clk-cpu.c
@@ -164,7 +164,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
* the values for DIV_COPY and DIV_HPM dividers need not be set.
*/
div0 = cfg_data->div0;
- if (test_bit(CLK_CPU_HAS_DIV1, &cpuclk->flags)) {
+ if (cpuclk->flags & CLK_CPU_HAS_DIV1) {
div1 = cfg_data->div1;
if (readl(base + E4210_SRC_CPU) & E4210_MUX_HPM_MASK)
div1 = readl(base + E4210_DIV_CPU1) &
@@ -185,7 +185,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
alt_div = DIV_ROUND_UP(alt_prate, tmp_rate) - 1;
WARN_ON(alt_div >= MAX_DIV);
- if (test_bit(CLK_CPU_NEEDS_DEBUG_ALT_DIV, &cpuclk->flags)) {
+ if (cpuclk->flags & CLK_CPU_NEEDS_DEBUG_ALT_DIV) {
/*
* In Exynos4210, ATB clock parent is also mout_core. So
* ATB clock also needs to be mantained at safe speed.
@@ -206,7 +206,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
writel(div0, base + E4210_DIV_CPU0);
wait_until_divider_stable(base + E4210_DIV_STAT_CPU0, DIV_MASK_ALL);
- if (test_bit(CLK_CPU_HAS_DIV1, &cpuclk->flags)) {
+ if (cpuclk->flags & CLK_CPU_HAS_DIV1) {
writel(div1, base + E4210_DIV_CPU1);
wait_until_divider_stable(base + E4210_DIV_STAT_CPU1,
DIV_MASK_ALL);
@@ -225,7 +225,7 @@ static int exynos_cpuclk_post_rate_change(struct clk_notifier_data *ndata,
unsigned long mux_reg;
/* find out the divider values to use for clock data */
- if (test_bit(CLK_CPU_NEEDS_DEBUG_ALT_DIV, &cpuclk->flags)) {
+ if (cpuclk->flags & CLK_CPU_NEEDS_DEBUG_ALT_DIV) {
while ((cfg_data->prate * 1000) != ndata->new_rate) {
if (cfg_data->prate == 0)
return -EINVAL;
@@ -240,7 +240,7 @@ static int exynos_cpuclk_post_rate_change(struct clk_notifier_data *ndata,
writel(mux_reg & ~(1 << 16), base + E4210_SRC_CPU);
wait_until_mux_stable(base + E4210_STAT_CPU, 16, 1);
- if (test_bit(CLK_CPU_NEEDS_DEBUG_ALT_DIV, &cpuclk->flags)) {
+ if (cpuclk->flags & CLK_CPU_NEEDS_DEBUG_ALT_DIV) {
div |= (cfg_data->div0 & E4210_DIV0_ATB_MASK);
div_mask |= E4210_DIV0_ATB_MASK;
}
diff --git a/drivers/clk/ti/clk-3xxx.c b/drivers/clk/ti/clk-3xxx.c
index 676ee8f6d813..8831e1a05367 100644
--- a/drivers/clk/ti/clk-3xxx.c
+++ b/drivers/clk/ti/clk-3xxx.c
@@ -374,7 +374,6 @@ static struct ti_dt_clk omap3xxx_clks[] = {
DT_CLK(NULL, "gpio2_ick", "gpio2_ick"),
DT_CLK(NULL, "wdt3_ick", "wdt3_ick"),
DT_CLK(NULL, "uart3_ick", "uart3_ick"),
- DT_CLK(NULL, "uart4_ick", "uart4_ick"),
DT_CLK(NULL, "gpt9_ick", "gpt9_ick"),
DT_CLK(NULL, "gpt8_ick", "gpt8_ick"),
DT_CLK(NULL, "gpt7_ick", "gpt7_ick"),
@@ -519,6 +518,7 @@ static struct ti_dt_clk am35xx_clks[] = {
static struct ti_dt_clk omap36xx_clks[] = {
DT_CLK(NULL, "omap_192m_alwon_fck", "omap_192m_alwon_fck"),
DT_CLK(NULL, "uart4_fck", "uart4_fck"),
+ DT_CLK(NULL, "uart4_ick", "uart4_ick"),
{ .node_name = NULL },
};
diff --git a/drivers/clk/ti/clk-7xx.c b/drivers/clk/ti/clk-7xx.c
index 9b5b289e6334..a911d7de3377 100644
--- a/drivers/clk/ti/clk-7xx.c
+++ b/drivers/clk/ti/clk-7xx.c
@@ -18,7 +18,6 @@
#include "clock.h"
-#define DRA7_DPLL_ABE_DEFFREQ 180633600
#define DRA7_DPLL_GMAC_DEFFREQ 1000000000
#define DRA7_DPLL_USB_DEFFREQ 960000000
@@ -313,27 +312,12 @@ static struct ti_dt_clk dra7xx_clks[] = {
int __init dra7xx_dt_clk_init(void)
{
int rc;
- struct clk *abe_dpll_mux, *sys_clkin2, *dpll_ck, *hdcp_ck;
+ struct clk *dpll_ck, *hdcp_ck;
ti_dt_clocks_register(dra7xx_clks);
omap2_clk_disable_autoidle_all();
- abe_dpll_mux = clk_get_sys(NULL, "abe_dpll_sys_clk_mux");
- sys_clkin2 = clk_get_sys(NULL, "sys_clkin2");
- dpll_ck = clk_get_sys(NULL, "dpll_abe_ck");
-
- rc = clk_set_parent(abe_dpll_mux, sys_clkin2);
- if (!rc)
- rc = clk_set_rate(dpll_ck, DRA7_DPLL_ABE_DEFFREQ);
- if (rc)
- pr_err("%s: failed to configure ABE DPLL!\n", __func__);
-
- dpll_ck = clk_get_sys(NULL, "dpll_abe_m2x2_ck");
- rc = clk_set_rate(dpll_ck, DRA7_DPLL_ABE_DEFFREQ * 2);
- if (rc)
- pr_err("%s: failed to configure ABE DPLL m2x2!\n", __func__);
-
dpll_ck = clk_get_sys(NULL, "dpll_gmac_ck");
rc = clk_set_rate(dpll_ck, DRA7_DPLL_GMAC_DEFFREQ);
if (rc)
diff --git a/drivers/clk/ti/clkt_dflt.c b/drivers/clk/ti/clkt_dflt.c
index 90d7d8a21c49..1ddc288fce4e 100644
--- a/drivers/clk/ti/clkt_dflt.c
+++ b/drivers/clk/ti/clkt_dflt.c
@@ -222,7 +222,7 @@ int omap2_dflt_clk_enable(struct clk_hw *hw)
}
}
- if (unlikely(!clk->enable_reg)) {
+ if (unlikely(IS_ERR(clk->enable_reg))) {
pr_err("%s: %s missing enable_reg\n", __func__,
clk_hw_get_name(hw));
ret = -EINVAL;
@@ -264,7 +264,7 @@ void omap2_dflt_clk_disable(struct clk_hw *hw)
u32 v;
clk = to_clk_hw_omap(hw);
- if (!clk->enable_reg) {
+ if (IS_ERR(clk->enable_reg)) {
/*
* 'independent' here refers to a clock which is not
* controlled by its parent.
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c
index 798277227de7..cec1ee2d2f74 100644
--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -149,6 +149,9 @@ static ssize_t show_freqdomain_cpus(struct cpufreq_policy *policy, char *buf)
{
struct acpi_cpufreq_data *data = policy->driver_data;
+ if (unlikely(!data))
+ return -ENODEV;
+
return cpufreq_show_cpus(data->freqdomain_cpus, buf);
}
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index ef5ed9470de9..25c4c15103a0 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1436,8 +1436,10 @@ static void cpufreq_offline_finish(unsigned int cpu)
* since this is a core component, and is essential for the
* subsequent light-weight ->init() to succeed.
*/
- if (cpufreq_driver->exit)
+ if (cpufreq_driver->exit) {
cpufreq_driver->exit(policy);
+ policy->freq_table = NULL;
+ }
}
/**
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 3af9dd7332e6..aa33b92b3e3e 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -776,6 +776,11 @@ static inline void intel_pstate_sample(struct cpudata *cpu)
local_irq_save(flags);
rdmsrl(MSR_IA32_APERF, aperf);
rdmsrl(MSR_IA32_MPERF, mperf);
+ if (cpu->prev_mperf == mperf) {
+ local_irq_restore(flags);
+ return;
+ }
+
tsc = rdtsc();
local_irq_restore(flags);
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 3927ed9fdbd5..ca848cc6a8fd 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -492,7 +492,7 @@ struct devfreq *devfreq_add_device(struct device *dev,
if (err) {
put_device(&devfreq->dev);
mutex_unlock(&devfreq->lock);
- goto err_dev;
+ goto err_out;
}
mutex_unlock(&devfreq->lock);
@@ -518,7 +518,6 @@ struct devfreq *devfreq_add_device(struct device *dev,
err_init:
list_del(&devfreq->node);
device_unregister(&devfreq->dev);
-err_dev:
kfree(devfreq);
err_out:
return ERR_PTR(err);
@@ -795,8 +794,10 @@ static ssize_t governor_store(struct device *dev, struct device_attribute *attr,
ret = PTR_ERR(governor);
goto out;
}
- if (df->governor == governor)
+ if (df->governor == governor) {
+ ret = 0;
goto out;
+ }
if (df->governor) {
ret = df->governor->event_handler(df, DEVFREQ_GOV_STOP, NULL);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
index 77f1d7c6ea3a..9416e0f5c1db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
@@ -672,8 +672,12 @@ int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev)
/* disp clock */
adev->clock.default_dispclk =
le32_to_cpu(firmware_info->info_21.ulDefaultDispEngineClkFreq);
- if (adev->clock.default_dispclk == 0)
- adev->clock.default_dispclk = 54000; /* 540 Mhz */
+ /* set a reasonable default for DP */
+ if (adev->clock.default_dispclk < 53900) {
+ DRM_INFO("Changing default dispclk from %dMhz to 600Mhz\n",
+ adev->clock.default_dispclk / 100);
+ adev->clock.default_dispclk = 60000;
+ }
adev->clock.dp_extclk =
le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq);
adev->clock.current_dispclk = adev->clock.default_dispclk;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index cb3c274edb0a..fd16652aa277 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -177,7 +177,7 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data)
/* get chunks */
INIT_LIST_HEAD(&p->validated);
- chunk_array_user = (uint64_t __user *)(cs->in.chunks);
+ chunk_array_user = (uint64_t __user *)(unsigned long)(cs->in.chunks);
if (copy_from_user(chunk_array, chunk_array_user,
sizeof(uint64_t)*cs->in.num_chunks)) {
ret = -EFAULT;
@@ -197,7 +197,7 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data)
struct drm_amdgpu_cs_chunk user_chunk;
uint32_t __user *cdata;
- chunk_ptr = (void __user *)chunk_array[i];
+ chunk_ptr = (void __user *)(unsigned long)chunk_array[i];
if (copy_from_user(&user_chunk, chunk_ptr,
sizeof(struct drm_amdgpu_cs_chunk))) {
ret = -EFAULT;
@@ -208,7 +208,7 @@ int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, void *data)
p->chunks[i].length_dw = user_chunk.length_dw;
size = p->chunks[i].length_dw;
- cdata = (void __user *)user_chunk.chunk_data;
+ cdata = (void __user *)(unsigned long)user_chunk.chunk_data;
p->chunks[i].user_ptr = cdata;
p->chunks[i].kdata = drm_malloc_ab(size, sizeof(uint32_t));
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index e3d70772b531..dc29ed8145c2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -85,8 +85,6 @@ static void amdgpu_flip_work_func(struct work_struct *__work)
/* We borrow the event spin lock for protecting flip_status */
spin_lock_irqsave(&crtc->dev->event_lock, flags);
- /* set the proper interrupt */
- amdgpu_irq_get(adev, &adev->pageflip_irq, work->crtc_id);
/* do the flip (mmio) */
adev->mode_info.funcs->page_flip(adev, work->crtc_id, work->base);
/* set the flip status */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index adb48353f2e1..b190c2a83680 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -242,11 +242,11 @@ static struct pci_device_id pciidlist[] = {
{0x1002, 0x985F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_MULLINS|AMD_IS_MOBILITY|AMD_IS_APU},
#endif
/* topaz */
- {0x1002, 0x6900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
- {0x1002, 0x6901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
- {0x1002, 0x6902, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
- {0x1002, 0x6903, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
- {0x1002, 0x6907, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ},
+ {0x1002, 0x6900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ|AMD_EXP_HW_SUPPORT},
+ {0x1002, 0x6901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ|AMD_EXP_HW_SUPPORT},
+ {0x1002, 0x6902, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ|AMD_EXP_HW_SUPPORT},
+ {0x1002, 0x6903, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ|AMD_EXP_HW_SUPPORT},
+ {0x1002, 0x6907, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TOPAZ|AMD_EXP_HW_SUPPORT},
/* tonga */
{0x1002, 0x6920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
{0x1002, 0x6921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA},
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
index 8a122b1b7786..96290d9cddca 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
@@ -402,3 +402,19 @@ bool amdgpu_fbdev_robj_is_fb(struct amdgpu_device *adev, struct amdgpu_bo *robj)
return true;
return false;
}
+
+void amdgpu_fbdev_restore_mode(struct amdgpu_device *adev)
+{
+ struct amdgpu_fbdev *afbdev = adev->mode_info.rfbdev;
+ struct drm_fb_helper *fb_helper;
+ int ret;
+
+ if (!afbdev)
+ return;
+
+ fb_helper = &afbdev->helper;
+
+ ret = drm_fb_helper_restore_fbdev_mode_unlocked(fb_helper);
+ if (ret)
+ DRM_DEBUG("failed to restore crtc mode\n");
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 8c735f544b66..5d11e798230c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -485,7 +485,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
* Outdated mess for old drm with Xorg being in charge (void function now).
*/
/**
- * amdgpu_driver_firstopen_kms - drm callback for last close
+ * amdgpu_driver_lastclose_kms - drm callback for last close
*
* @dev: drm dev pointer
*
@@ -493,6 +493,9 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
*/
void amdgpu_driver_lastclose_kms(struct drm_device *dev)
{
+ struct amdgpu_device *adev = dev->dev_private;
+
+ amdgpu_fbdev_restore_mode(adev);
vga_switcheroo_process_delayed_switch();
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
index 64efe5b52e65..7bd470d9ac30 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
@@ -567,6 +567,7 @@ void amdgpu_fbdev_fini(struct amdgpu_device *adev);
void amdgpu_fbdev_set_suspend(struct amdgpu_device *adev, int state);
int amdgpu_fbdev_total_size(struct amdgpu_device *adev);
bool amdgpu_fbdev_robj_is_fb(struct amdgpu_device *adev, struct amdgpu_bo *robj);
+void amdgpu_fbdev_restore_mode(struct amdgpu_device *adev);
void amdgpu_fb_output_poll_changed(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 1e14531353e0..53d551f2d839 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -455,8 +455,10 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
return -ENOMEM;
r = amdgpu_ib_get(ring, NULL, ndw * 4, ib);
- if (r)
+ if (r) {
+ kfree(ib);
return r;
+ }
ib->length_dw = 0;
/* walk over the address space and update the page directory */
diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
index 82e8d0730517..a1a35a5df8e7 100644
--- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
@@ -6185,6 +6185,11 @@ static int ci_dpm_late_init(void *handle)
if (!amdgpu_dpm)
return 0;
+ /* init the sysfs and debugfs files late */
+ ret = amdgpu_pm_sysfs_init(adev);
+ if (ret)
+ return ret;
+
ret = ci_set_temperature_range(adev);
if (ret)
return ret;
@@ -6232,9 +6237,6 @@ static int ci_dpm_sw_init(void *handle)
adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps = adev->pm.dpm.boot_ps;
if (amdgpu_dpm == 1)
amdgpu_pm_print_power_states(adev);
- ret = amdgpu_pm_sysfs_init(adev);
- if (ret)
- goto dpm_failed;
mutex_unlock(&adev->pm.mutex);
DRM_INFO("amdgpu: dpm initialized\n");
diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c
index 4b6ce74753cd..484710cfdf82 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik.c
@@ -1567,6 +1567,9 @@ static void cik_pcie_gen3_enable(struct amdgpu_device *adev)
int ret, i;
u16 tmp16;
+ if (pci_is_root_bus(adev->pdev->bus))
+ return;
+
if (amdgpu_pcie_gen2 == 0)
return;
diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
index 44fa96ad4709..2e3373ed4c94 100644
--- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c
@@ -596,6 +596,12 @@ static int cz_dpm_late_init(void *handle)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_dpm) {
+ int ret;
+ /* init the sysfs and debugfs files late */
+ ret = amdgpu_pm_sysfs_init(adev);
+ if (ret)
+ return ret;
+
/* powerdown unused blocks for now */
cz_dpm_powergate_uvd(adev, true);
cz_dpm_powergate_vce(adev, true);
@@ -632,10 +638,6 @@ static int cz_dpm_sw_init(void *handle)
if (amdgpu_dpm == 1)
amdgpu_pm_print_power_states(adev);
- ret = amdgpu_pm_sysfs_init(adev);
- if (ret)
- goto dpm_init_failed;
-
mutex_unlock(&adev->pm.mutex);
DRM_INFO("amdgpu: dpm initialized\n");
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
index e4d101b1252a..d4c82b625727 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
@@ -255,6 +255,24 @@ static u32 dce_v10_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
}
+static void dce_v10_0_pageflip_interrupt_init(struct amdgpu_device *adev)
+{
+ unsigned i;
+
+ /* Enable pflip interrupts */
+ for (i = 0; i < adev->mode_info.num_crtc; i++)
+ amdgpu_irq_get(adev, &adev->pageflip_irq, i);
+}
+
+static void dce_v10_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
+{
+ unsigned i;
+
+ /* Disable pflip interrupts */
+ for (i = 0; i < adev->mode_info.num_crtc; i++)
+ amdgpu_irq_put(adev, &adev->pageflip_irq, i);
+}
+
/**
* dce_v10_0_page_flip - pageflip callback.
*
@@ -2663,9 +2681,10 @@ static void dce_v10_0_crtc_dpms(struct drm_crtc *crtc, int mode)
dce_v10_0_vga_enable(crtc, true);
amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
dce_v10_0_vga_enable(crtc, false);
- /* Make sure VBLANK interrupt is still enabled */
+ /* Make sure VBLANK and PFLIP interrupts are still enabled */
type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
amdgpu_irq_update(adev, &adev->crtc_irq, type);
+ amdgpu_irq_update(adev, &adev->pageflip_irq, type);
drm_vblank_post_modeset(dev, amdgpu_crtc->crtc_id);
dce_v10_0_crtc_load_lut(crtc);
break;
@@ -3025,6 +3044,8 @@ static int dce_v10_0_hw_init(void *handle)
dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
}
+ dce_v10_0_pageflip_interrupt_init(adev);
+
return 0;
}
@@ -3039,6 +3060,8 @@ static int dce_v10_0_hw_fini(void *handle)
dce_v10_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
}
+ dce_v10_0_pageflip_interrupt_fini(adev);
+
return 0;
}
@@ -3050,6 +3073,8 @@ static int dce_v10_0_suspend(void *handle)
dce_v10_0_hpd_fini(adev);
+ dce_v10_0_pageflip_interrupt_fini(adev);
+
return 0;
}
@@ -3075,6 +3100,8 @@ static int dce_v10_0_resume(void *handle)
/* initialize hpd */
dce_v10_0_hpd_init(adev);
+ dce_v10_0_pageflip_interrupt_init(adev);
+
return 0;
}
@@ -3369,7 +3396,6 @@ static int dce_v10_0_pageflip_irq(struct amdgpu_device *adev,
spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
drm_vblank_put(adev->ddev, amdgpu_crtc->crtc_id);
- amdgpu_irq_put(adev, &adev->pageflip_irq, crtc_id);
queue_work(amdgpu_crtc->pflip_queue, &works->unpin_work);
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
index 6411e8244671..7e1cf5e4eebf 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
@@ -233,6 +233,24 @@ static u32 dce_v11_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
}
+static void dce_v11_0_pageflip_interrupt_init(struct amdgpu_device *adev)
+{
+ unsigned i;
+
+ /* Enable pflip interrupts */
+ for (i = 0; i < adev->mode_info.num_crtc; i++)
+ amdgpu_irq_get(adev, &adev->pageflip_irq, i);
+}
+
+static void dce_v11_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
+{
+ unsigned i;
+
+ /* Disable pflip interrupts */
+ for (i = 0; i < adev->mode_info.num_crtc; i++)
+ amdgpu_irq_put(adev, &adev->pageflip_irq, i);
+}
+
/**
* dce_v11_0_page_flip - pageflip callback.
*
@@ -2640,9 +2658,10 @@ static void dce_v11_0_crtc_dpms(struct drm_crtc *crtc, int mode)
dce_v11_0_vga_enable(crtc, true);
amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
dce_v11_0_vga_enable(crtc, false);
- /* Make sure VBLANK interrupt is still enabled */
+ /* Make sure VBLANK and PFLIP interrupts are still enabled */
type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
amdgpu_irq_update(adev, &adev->crtc_irq, type);
+ amdgpu_irq_update(adev, &adev->pageflip_irq, type);
drm_vblank_post_modeset(dev, amdgpu_crtc->crtc_id);
dce_v11_0_crtc_load_lut(crtc);
break;
@@ -2888,7 +2907,7 @@ static int dce_v11_0_early_init(void *handle)
switch (adev->asic_type) {
case CHIP_CARRIZO:
- adev->mode_info.num_crtc = 4;
+ adev->mode_info.num_crtc = 3;
adev->mode_info.num_hpd = 6;
adev->mode_info.num_dig = 9;
break;
@@ -3000,6 +3019,8 @@ static int dce_v11_0_hw_init(void *handle)
dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
}
+ dce_v11_0_pageflip_interrupt_init(adev);
+
return 0;
}
@@ -3014,6 +3035,8 @@ static int dce_v11_0_hw_fini(void *handle)
dce_v11_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
}
+ dce_v11_0_pageflip_interrupt_fini(adev);
+
return 0;
}
@@ -3025,6 +3048,8 @@ static int dce_v11_0_suspend(void *handle)
dce_v11_0_hpd_fini(adev);
+ dce_v11_0_pageflip_interrupt_fini(adev);
+
return 0;
}
@@ -3051,6 +3076,8 @@ static int dce_v11_0_resume(void *handle)
/* initialize hpd */
dce_v11_0_hpd_init(adev);
+ dce_v11_0_pageflip_interrupt_init(adev);
+
return 0;
}
@@ -3345,7 +3372,6 @@ static int dce_v11_0_pageflip_irq(struct amdgpu_device *adev,
spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
drm_vblank_put(adev->ddev, amdgpu_crtc->crtc_id);
- amdgpu_irq_put(adev, &adev->pageflip_irq, crtc_id);
queue_work(amdgpu_crtc->pflip_queue, &works->unpin_work);
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
index c86911c2ea2a..34b9c2a9d8d4 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
@@ -204,6 +204,24 @@ static u32 dce_v8_0_vblank_get_counter(struct amdgpu_device *adev, int crtc)
return RREG32(mmCRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
}
+static void dce_v8_0_pageflip_interrupt_init(struct amdgpu_device *adev)
+{
+ unsigned i;
+
+ /* Enable pflip interrupts */
+ for (i = 0; i < adev->mode_info.num_crtc; i++)
+ amdgpu_irq_get(adev, &adev->pageflip_irq, i);
+}
+
+static void dce_v8_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
+{
+ unsigned i;
+
+ /* Disable pflip interrupts */
+ for (i = 0; i < adev->mode_info.num_crtc; i++)
+ amdgpu_irq_put(adev, &adev->pageflip_irq, i);
+}
+
/**
* dce_v8_0_page_flip - pageflip callback.
*
@@ -2575,9 +2593,10 @@ static void dce_v8_0_crtc_dpms(struct drm_crtc *crtc, int mode)
dce_v8_0_vga_enable(crtc, true);
amdgpu_atombios_crtc_blank(crtc, ATOM_DISABLE);
dce_v8_0_vga_enable(crtc, false);
- /* Make sure VBLANK interrupt is still enabled */
+ /* Make sure VBLANK and PFLIP interrupts are still enabled */
type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
amdgpu_irq_update(adev, &adev->crtc_irq, type);
+ amdgpu_irq_update(adev, &adev->pageflip_irq, type);
drm_vblank_post_modeset(dev, amdgpu_crtc->crtc_id);
dce_v8_0_crtc_load_lut(crtc);
break;
@@ -2933,6 +2952,8 @@ static int dce_v8_0_hw_init(void *handle)
dce_v8_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
}
+ dce_v8_0_pageflip_interrupt_init(adev);
+
return 0;
}
@@ -2947,6 +2968,8 @@ static int dce_v8_0_hw_fini(void *handle)
dce_v8_0_audio_enable(adev, &adev->mode_info.audio.pin[i], false);
}
+ dce_v8_0_pageflip_interrupt_fini(adev);
+
return 0;
}
@@ -2958,6 +2981,8 @@ static int dce_v8_0_suspend(void *handle)
dce_v8_0_hpd_fini(adev);
+ dce_v8_0_pageflip_interrupt_fini(adev);
+
return 0;
}
@@ -2981,6 +3006,8 @@ static int dce_v8_0_resume(void *handle)
/* initialize hpd */
dce_v8_0_hpd_init(adev);
+ dce_v8_0_pageflip_interrupt_init(adev);
+
return 0;
}
@@ -3376,7 +3403,6 @@ static int dce_v8_0_pageflip_irq(struct amdgpu_device *adev,
spin_unlock_irqrestore(&adev->ddev->event_lock, flags);
drm_vblank_put(adev->ddev, amdgpu_crtc->crtc_id);
- amdgpu_irq_put(adev, &adev->pageflip_irq, crtc_id);
queue_work(amdgpu_crtc->pflip_queue, &works->unpin_work);
return 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
index 94ec04a9c4d5..9745ed3a9aef 100644
--- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c
@@ -2995,6 +2995,12 @@ static int kv_dpm_late_init(void *handle)
{
/* powerdown unused blocks for now */
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+ int ret;
+
+ /* init the sysfs and debugfs files late */
+ ret = amdgpu_pm_sysfs_init(adev);
+ if (ret)
+ return ret;
kv_dpm_powergate_acp(adev, true);
kv_dpm_powergate_samu(adev, true);
@@ -3038,9 +3044,6 @@ static int kv_dpm_sw_init(void *handle)
adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps = adev->pm.dpm.boot_ps;
if (amdgpu_dpm == 1)
amdgpu_pm_print_power_states(adev);
- ret = amdgpu_pm_sysfs_init(adev);
- if (ret)
- goto dpm_failed;
mutex_unlock(&adev->pm.mutex);
DRM_INFO("amdgpu: dpm initialized\n");
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index b55ceb14fdcd..0bac8702e934 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -1005,6 +1005,9 @@ static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
u32 mask;
int ret;
+ if (pci_is_root_bus(adev->pdev->bus))
+ return;
+
if (amdgpu_pcie_gen2 == 0)
return;
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index bf27a07dbce3..5bca390d9ae2 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -2801,12 +2801,13 @@ static int drm_dp_mst_i2c_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs
if (msgs[num - 1].flags & I2C_M_RD)
reading = true;
- if (!reading) {
+ if (!reading || (num - 1 > DP_REMOTE_I2C_READ_MAX_TRANSACTIONS)) {
DRM_DEBUG_KMS("Unsupported I2C transaction for MST device\n");
ret = -EIO;
goto out;
}
+ memset(&msg, 0, sizeof(msg));
msg.req_type = DP_REMOTE_I2C_READ;
msg.u.i2c_read.num_transactions = num - 1;
msg.u.i2c_read.port_number = port->port_num;
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index 0f6cd33b531f..684bd4a13843 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -235,18 +235,12 @@ static ssize_t dpms_show(struct device *device,
char *buf)
{
struct drm_connector *connector = to_drm_connector(device);
- struct drm_device *dev = connector->dev;
- uint64_t dpms_status;
- int ret;
+ int dpms;
- ret = drm_object_property_get_value(&connector->base,
- dev->mode_config.dpms_property,
- &dpms_status);
- if (ret)
- return 0;
+ dpms = READ_ONCE(connector->dpms);
return snprintf(buf, PAGE_SIZE, "%s\n",
- drm_get_dpms_name((int)dpms_status));
+ drm_get_dpms_name(dpms));
}
static ssize_t enabled_show(struct device *device,
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index cc6c228e11c8..e905c00acf1a 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -469,9 +469,13 @@ nouveau_display_create(struct drm_device *dev)
if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) {
dev->mode_config.max_width = 4096;
dev->mode_config.max_height = 4096;
- } else {
+ } else
+ if (drm->device.info.family < NV_DEVICE_INFO_V0_FERMI) {
dev->mode_config.max_width = 8192;
dev->mode_config.max_height = 8192;
+ } else {
+ dev->mode_config.max_width = 16384;
+ dev->mode_config.max_height = 16384;
}
dev->mode_config.preferred_depth = 24;
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 2791701685dc..59f27e774acb 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -178,8 +178,30 @@ nouveau_fbcon_sync(struct fb_info *info)
return 0;
}
+static int
+nouveau_fbcon_open(struct fb_info *info, int user)
+{
+ struct nouveau_fbdev *fbcon = info->par;
+ struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
+ int ret = pm_runtime_get_sync(drm->dev->dev);
+ if (ret < 0 && ret != -EACCES)
+ return ret;
+ return 0;
+}
+
+static int
+nouveau_fbcon_release(struct fb_info *info, int user)
+{
+ struct nouveau_fbdev *fbcon = info->par;
+ struct nouveau_drm *drm = nouveau_drm(fbcon->dev);
+ pm_runtime_put(drm->dev->dev);
+ return 0;
+}
+
static struct fb_ops nouveau_fbcon_ops = {
.owner = THIS_MODULE,
+ .fb_open = nouveau_fbcon_open,
+ .fb_release = nouveau_fbcon_release,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
.fb_fillrect = nouveau_fbcon_fillrect,
@@ -195,6 +217,8 @@ static struct fb_ops nouveau_fbcon_ops = {
static struct fb_ops nouveau_fbcon_sw_ops = {
.owner = THIS_MODULE,
+ .fb_open = nouveau_fbcon_open,
+ .fb_release = nouveau_fbcon_release,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
.fb_fillrect = drm_fb_helper_cfb_fillrect,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c
index 65af31441e9c..a7d69ce7abc1 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c
@@ -267,6 +267,12 @@ init_i2c(struct nvbios_init *init, int index)
index = NVKM_I2C_BUS_PRI;
if (init->outp && init->outp->i2c_upper_default)
index = NVKM_I2C_BUS_SEC;
+ } else
+ if (index == 0x80) {
+ index = NVKM_I2C_BUS_PRI;
+ } else
+ if (index == 0x81) {
+ index = NVKM_I2C_BUS_SEC;
}
bus = nvkm_i2c_bus_find(i2c, index);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
index e0ec2a6b7b79..212800ecdce9 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h
@@ -8,7 +8,10 @@ struct nvbios_source {
void *(*init)(struct nvkm_bios *, const char *);
void (*fini)(void *);
u32 (*read)(void *, u32 offset, u32 length, struct nvkm_bios *);
+ u32 (*size)(void *);
bool rw;
+ bool ignore_checksum;
+ bool no_pcir;
};
int nvbios_extend(struct nvkm_bios *, u32 length);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
index 792f017525f6..b2557e87afdd 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c
@@ -45,7 +45,7 @@ shadow_fetch(struct nvkm_bios *bios, struct shadow *mthd, u32 upto)
u32 read = mthd->func->read(data, start, limit - start, bios);
bios->size = start + read;
}
- return bios->size >= limit;
+ return bios->size >= upto;
}
static int
@@ -55,14 +55,22 @@ shadow_image(struct nvkm_bios *bios, int idx, u32 offset, struct shadow *mthd)
struct nvbios_image image;
int score = 1;
- if (!shadow_fetch(bios, mthd, offset + 0x1000)) {
- nvkm_debug(subdev, "%08x: header fetch failed\n", offset);
- return 0;
- }
+ if (mthd->func->no_pcir) {
+ image.base = 0;
+ image.type = 0;
+ image.size = mthd->func->size(mthd->data);
+ image.last = 1;
+ } else {
+ if (!shadow_fetch(bios, mthd, offset + 0x1000)) {
+ nvkm_debug(subdev, "%08x: header fetch failed\n",
+ offset);
+ return 0;
+ }
- if (!nvbios_image(bios, idx, &image)) {
- nvkm_debug(subdev, "image %d invalid\n", idx);
- return 0;
+ if (!nvbios_image(bios, idx, &image)) {
+ nvkm_debug(subdev, "image %d invalid\n", idx);
+ return 0;
+ }
}
nvkm_debug(subdev, "%08x: type %02x, %d bytes\n",
image.base, image.type, image.size);
@@ -74,7 +82,8 @@ shadow_image(struct nvkm_bios *bios, int idx, u32 offset, struct shadow *mthd)
switch (image.type) {
case 0x00:
- if (nvbios_checksum(&bios->data[image.base], image.size)) {
+ if (!mthd->func->ignore_checksum &&
+ nvbios_checksum(&bios->data[image.base], image.size)) {
nvkm_debug(subdev, "%08x: checksum failed\n",
image.base);
if (mthd->func->rw)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c
index bd60d7dd09f5..4bf486b57101 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c
@@ -21,6 +21,7 @@
*
*/
#include "priv.h"
+
#include <core/pci.h>
#if defined(__powerpc__)
@@ -33,17 +34,26 @@ static u32
of_read(void *data, u32 offset, u32 length, struct nvkm_bios *bios)
{
struct priv *priv = data;
- if (offset + length <= priv->size) {
+ if (offset < priv->size) {
+ length = min_t(u32, length, priv->size - offset);
memcpy_fromio(bios->data + offset, priv->data + offset, length);
return length;
}
return 0;
}
+static u32
+of_size(void *data)
+{
+ struct priv *priv = data;
+ return priv->size;
+}
+
static void *
of_init(struct nvkm_bios *bios, const char *name)
{
- struct pci_dev *pdev = bios->subdev.device->func->pci(bios->subdev.device)->pdev;
+ struct nvkm_device *device = bios->subdev.device;
+ struct pci_dev *pdev = device->func->pci(device)->pdev;
struct device_node *dn;
struct priv *priv;
if (!(dn = pci_device_to_OF_node(pdev)))
@@ -62,7 +72,10 @@ nvbios_of = {
.init = of_init,
.fini = (void(*)(void *))kfree,
.read = of_read,
+ .size = of_size,
.rw = false,
+ .ignore_checksum = true,
+ .no_pcir = true,
};
#else
const struct nvbios_source
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.c
index 814cb51cc873..385a90f91ed6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/agp.c
@@ -35,6 +35,8 @@ static const struct nvkm_device_agp_quirk
nvkm_device_agp_quirks[] = {
/* VIA Apollo PRO133x / GeForce FX 5600 Ultra - fdo#20341 */
{ PCI_VENDOR_ID_VIA, 0x0691, PCI_VENDOR_ID_NVIDIA, 0x0311, 2 },
+ /* SiS 761 does not support AGP cards, use PCI mode */
+ { PCI_VENDOR_ID_SI, 0x0761, PCI_ANY_ID, PCI_ANY_ID, 0 },
{},
};
@@ -137,8 +139,10 @@ nvkm_agp_ctor(struct nvkm_pci *pci)
while (quirk->hostbridge_vendor) {
if (info.device->vendor == quirk->hostbridge_vendor &&
info.device->device == quirk->hostbridge_device &&
- pci->pdev->vendor == quirk->chip_vendor &&
- pci->pdev->device == quirk->chip_device) {
+ (quirk->chip_vendor == (u16)PCI_ANY_ID ||
+ pci->pdev->vendor == quirk->chip_vendor) &&
+ (quirk->chip_device == (u16)PCI_ANY_ID ||
+ pci->pdev->device == quirk->chip_device)) {
nvkm_info(subdev, "forcing default agp mode to %dX, "
"use NvAGP=<mode> to override\n",
quirk->mode);
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 4649bd2ed340..183aea1abebc 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -244,6 +244,10 @@ static int qxl_crtc_page_flip(struct drm_crtc *crtc,
ret = qxl_bo_reserve(bo, false);
if (ret)
return ret;
+ ret = qxl_bo_pin(bo, bo->type, NULL);
+ qxl_bo_unreserve(bo);
+ if (ret)
+ return ret;
qxl_draw_dirty_fb(qdev, qfb_src, bo, 0, 0,
&norect, one_clip_rect, inc);
@@ -257,7 +261,11 @@ static int qxl_crtc_page_flip(struct drm_crtc *crtc,
}
drm_vblank_put(dev, qcrtc->index);
- qxl_bo_unreserve(bo);
+ ret = qxl_bo_reserve(bo, false);
+ if (!ret) {
+ qxl_bo_unpin(bo);
+ qxl_bo_unreserve(bo);
+ }
return 0;
}
diff --git a/drivers/gpu/drm/qxl/qxl_fb.c b/drivers/gpu/drm/qxl/qxl_fb.c
index 41c422fee31a..c4a552637c93 100644
--- a/drivers/gpu/drm/qxl/qxl_fb.c
+++ b/drivers/gpu/drm/qxl/qxl_fb.c
@@ -144,14 +144,17 @@ static void qxl_dirty_update(struct qxl_fbdev *qfbdev,
spin_lock_irqsave(&qfbdev->dirty.lock, flags);
- if (qfbdev->dirty.y1 < y)
- y = qfbdev->dirty.y1;
- if (qfbdev->dirty.y2 > y2)
- y2 = qfbdev->dirty.y2;
- if (qfbdev->dirty.x1 < x)
- x = qfbdev->dirty.x1;
- if (qfbdev->dirty.x2 > x2)
- x2 = qfbdev->dirty.x2;
+ if ((qfbdev->dirty.y2 - qfbdev->dirty.y1) &&
+ (qfbdev->dirty.x2 - qfbdev->dirty.x1)) {
+ if (qfbdev->dirty.y1 < y)
+ y = qfbdev->dirty.y1;
+ if (qfbdev->dirty.y2 > y2)
+ y2 = qfbdev->dirty.y2;
+ if (qfbdev->dirty.x1 < x)
+ x = qfbdev->dirty.x1;
+ if (qfbdev->dirty.x2 > x2)
+ x2 = qfbdev->dirty.x2;
+ }
qfbdev->dirty.x1 = x;
qfbdev->dirty.x2 = x2;
diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c
index b66ec331c17c..4efa8e261baf 100644
--- a/drivers/gpu/drm/qxl/qxl_release.c
+++ b/drivers/gpu/drm/qxl/qxl_release.c
@@ -307,7 +307,7 @@ int qxl_alloc_surface_release_reserved(struct qxl_device *qdev,
idr_ret = qxl_release_alloc(qdev, QXL_RELEASE_SURFACE_CMD, release);
if (idr_ret < 0)
return idr_ret;
- bo = qxl_bo_ref(to_qxl_bo(entry->tv.bo));
+ bo = to_qxl_bo(entry->tv.bo);
(*release)->release_offset = create_rel->release_offset + 64;
@@ -316,8 +316,6 @@ int qxl_alloc_surface_release_reserved(struct qxl_device *qdev,
info = qxl_release_map(qdev, *release);
info->id = idr_ret;
qxl_release_unmap(qdev, *release, info);
-
- qxl_bo_unref(&bo);
return 0;
}
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index d2e9e9efc159..6743174acdbc 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1633,18 +1633,8 @@ int radeon_modeset_init(struct radeon_device *rdev)
radeon_fbdev_init(rdev);
drm_kms_helper_poll_init(rdev->ddev);
- if (rdev->pm.dpm_enabled) {
- /* do dpm late init */
- ret = radeon_pm_late_init(rdev);
- if (ret) {
- rdev->pm.dpm_enabled = false;
- DRM_ERROR("radeon_pm_late_init failed, disabling dpm\n");
- }
- /* set the dpm state for PX since there won't be
- * a modeset to call this.
- */
- radeon_pm_compute_clocks(rdev);
- }
+ /* do pm late init */
+ ret = radeon_pm_late_init(rdev);
return 0;
}
diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c
index 6cddae44fa6e..744f5c49c664 100644
--- a/drivers/gpu/drm/radeon/radeon_dp_mst.c
+++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c
@@ -283,6 +283,7 @@ static struct drm_connector *radeon_dp_add_mst_connector(struct drm_dp_mst_topol
radeon_connector->mst_encoder = radeon_dp_create_fake_mst_encoder(master);
drm_object_attach_property(&connector->base, dev->mode_config.path_property, 0);
+ drm_object_attach_property(&connector->base, dev->mode_config.tile_property, 0);
drm_mode_connector_set_path_property(connector, pathprop);
return connector;
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 1aa657fe31cb..26da2f4d7b4f 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -397,3 +397,19 @@ void radeon_fb_remove_connector(struct radeon_device *rdev, struct drm_connector
{
drm_fb_helper_remove_one_connector(&rdev->mode_info.rfbdev->helper, connector);
}
+
+void radeon_fbdev_restore_mode(struct radeon_device *rdev)
+{
+ struct radeon_fbdev *rfbdev = rdev->mode_info.rfbdev;
+ struct drm_fb_helper *fb_helper;
+ int ret;
+
+ if (!rfbdev)
+ return;
+
+ fb_helper = &rfbdev->helper;
+
+ ret = drm_fb_helper_restore_fbdev_mode_unlocked(fb_helper);
+ if (ret)
+ DRM_DEBUG("failed to restore crtc mode\n");
+}
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 4a119c255ba9..0e932bf932c1 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -598,7 +598,7 @@ static int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file
* Outdated mess for old drm with Xorg being in charge (void function now).
*/
/**
- * radeon_driver_firstopen_kms - drm callback for last close
+ * radeon_driver_lastclose_kms - drm callback for last close
*
* @dev: drm dev pointer
*
@@ -606,6 +606,9 @@ static int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file
*/
void radeon_driver_lastclose_kms(struct drm_device *dev)
{
+ struct radeon_device *rdev = dev->dev_private;
+
+ radeon_fbdev_restore_mode(rdev);
vga_switcheroo_process_delayed_switch();
}
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index aecc3e3dec0c..457b026a0972 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -980,6 +980,7 @@ int radeon_fbdev_init(struct radeon_device *rdev);
void radeon_fbdev_fini(struct radeon_device *rdev);
void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state);
bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
+void radeon_fbdev_restore_mode(struct radeon_device *rdev);
void radeon_fb_output_poll_changed(struct radeon_device *rdev);
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 05751f3f8444..44489cce7458 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -1326,14 +1326,6 @@ static int radeon_pm_init_old(struct radeon_device *rdev)
INIT_DELAYED_WORK(&rdev->pm.dynpm_idle_work, radeon_dynpm_idle_work_handler);
if (rdev->pm.num_power_states > 1) {
- /* where's the best place to put these? */
- ret = device_create_file(rdev->dev, &dev_attr_power_profile);
- if (ret)
- DRM_ERROR("failed to create device file for power profile\n");
- ret = device_create_file(rdev->dev, &dev_attr_power_method);
- if (ret)
- DRM_ERROR("failed to create device file for power method\n");
-
if (radeon_debugfs_pm_init(rdev)) {
DRM_ERROR("Failed to register debugfs file for PM!\n");
}
@@ -1391,20 +1383,6 @@ static int radeon_pm_init_dpm(struct radeon_device *rdev)
goto dpm_failed;
rdev->pm.dpm_enabled = true;
- ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
- if (ret)
- DRM_ERROR("failed to create device file for dpm state\n");
- ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
- if (ret)
- DRM_ERROR("failed to create device file for dpm state\n");
- /* XXX: these are noops for dpm but are here for backwards compat */
- ret = device_create_file(rdev->dev, &dev_attr_power_profile);
- if (ret)
- DRM_ERROR("failed to create device file for power profile\n");
- ret = device_create_file(rdev->dev, &dev_attr_power_method);
- if (ret)
- DRM_ERROR("failed to create device file for power method\n");
-
if (radeon_debugfs_pm_init(rdev)) {
DRM_ERROR("Failed to register debugfs file for dpm!\n");
}
@@ -1545,9 +1523,44 @@ int radeon_pm_late_init(struct radeon_device *rdev)
int ret = 0;
if (rdev->pm.pm_method == PM_METHOD_DPM) {
- mutex_lock(&rdev->pm.mutex);
- ret = radeon_dpm_late_enable(rdev);
- mutex_unlock(&rdev->pm.mutex);
+ if (rdev->pm.dpm_enabled) {
+ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_state);
+ if (ret)
+ DRM_ERROR("failed to create device file for dpm state\n");
+ ret = device_create_file(rdev->dev, &dev_attr_power_dpm_force_performance_level);
+ if (ret)
+ DRM_ERROR("failed to create device file for dpm state\n");
+ /* XXX: these are noops for dpm but are here for backwards compat */
+ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+ if (ret)
+ DRM_ERROR("failed to create device file for power profile\n");
+ ret = device_create_file(rdev->dev, &dev_attr_power_method);
+ if (ret)
+ DRM_ERROR("failed to create device file for power method\n");
+
+ mutex_lock(&rdev->pm.mutex);
+ ret = radeon_dpm_late_enable(rdev);
+ mutex_unlock(&rdev->pm.mutex);
+ if (ret) {
+ rdev->pm.dpm_enabled = false;
+ DRM_ERROR("radeon_pm_late_init failed, disabling dpm\n");
+ } else {
+ /* set the dpm state for PX since there won't be
+ * a modeset to call this.
+ */
+ radeon_pm_compute_clocks(rdev);
+ }
+ }
+ } else {
+ if (rdev->pm.num_power_states > 1) {
+ /* where's the best place to put these? */
+ ret = device_create_file(rdev->dev, &dev_attr_power_profile);
+ if (ret)
+ DRM_ERROR("failed to create device file for power profile\n");
+ ret = device_create_file(rdev->dev, &dev_attr_power_method);
+ if (ret)
+ DRM_ERROR("failed to create device file for power method\n");
+ }
}
return ret;
}
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index e9115d3f67b0..e72bf46042e0 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -2928,6 +2928,7 @@ static struct si_dpm_quirk si_dpm_quirk_list[] = {
{ PCI_VENDOR_ID_ATI, 0x6811, 0x174b, 0xe271, 0, 120000 },
{ PCI_VENDOR_ID_ATI, 0x6810, 0x174b, 0xe271, 85000, 90000 },
{ PCI_VENDOR_ID_ATI, 0x6811, 0x1762, 0x2015, 0, 120000 },
+ { PCI_VENDOR_ID_ATI, 0x6811, 0x1043, 0x2015, 0, 120000 },
{ 0, 0, 0, 0 },
};
diff --git a/drivers/gpu/drm/virtio/virtgpu_debugfs.c b/drivers/gpu/drm/virtio/virtgpu_debugfs.c
index db8b49101a8b..512263919282 100644
--- a/drivers/gpu/drm/virtio/virtgpu_debugfs.c
+++ b/drivers/gpu/drm/virtio/virtgpu_debugfs.c
@@ -34,8 +34,8 @@ virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data)
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct virtio_gpu_device *vgdev = node->minor->dev->dev_private;
- seq_printf(m, "fence %ld %lld\n",
- atomic64_read(&vgdev->fence_drv.last_seq),
+ seq_printf(m, "fence %llu %lld\n",
+ (u64)atomic64_read(&vgdev->fence_drv.last_seq),
vgdev->fence_drv.sync_seq);
return 0;
}
diff --git a/drivers/gpu/drm/virtio/virtgpu_fence.c b/drivers/gpu/drm/virtio/virtgpu_fence.c
index 1da632631dac..67097c9ce9c1 100644
--- a/drivers/gpu/drm/virtio/virtgpu_fence.c
+++ b/drivers/gpu/drm/virtio/virtgpu_fence.c
@@ -61,7 +61,7 @@ static void virtio_timeline_value_str(struct fence *f, char *str, int size)
{
struct virtio_gpu_fence *fence = to_virtio_fence(f);
- snprintf(str, size, "%lu", atomic64_read(&fence->drv->last_seq));
+ snprintf(str, size, "%llu", (u64)atomic64_read(&fence->drv->last_seq));
}
static const struct fence_ops virtio_fence_ops = {
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
index 64b50409fa07..03f63c749c02 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
@@ -657,7 +657,8 @@ static void vmw_user_surface_base_release(struct ttm_base_object **p_base)
struct vmw_resource *res = &user_srf->srf.res;
*p_base = NULL;
- ttm_base_object_unref(&user_srf->backup_base);
+ if (user_srf->backup_base)
+ ttm_base_object_unref(&user_srf->backup_base);
vmw_resource_unreference(&res);
}
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 3dd2de31a2f8..472b88285c75 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -24,6 +24,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/delay.h>
+#include <linux/dmi.h>
#include <linux/i2c.h>
#include <linux/clk.h>
#include <linux/clk-provider.h>
@@ -51,6 +52,22 @@ static u32 i2c_dw_get_clk_rate_khz(struct dw_i2c_dev *dev)
}
#ifdef CONFIG_ACPI
+/*
+ * The HCNT/LCNT information coming from ACPI should be the most accurate
+ * for given platform. However, some systems get it wrong. On such systems
+ * we get better results by calculating those based on the input clock.
+ */
+static const struct dmi_system_id dw_i2c_no_acpi_params[] = {
+ {
+ .ident = "Dell Inspiron 7348",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7348"),
+ },
+ },
+ { }
+};
+
static void dw_i2c_acpi_params(struct platform_device *pdev, char method[],
u16 *hcnt, u16 *lcnt, u32 *sda_hold)
{
@@ -58,6 +75,9 @@ static void dw_i2c_acpi_params(struct platform_device *pdev, char method[],
acpi_handle handle = ACPI_HANDLE(&pdev->dev);
union acpi_object *obj;
+ if (dmi_check_system(dw_i2c_no_acpi_params))
+ return;
+
if (ACPI_FAILURE(acpi_evaluate_object(handle, method, NULL, &buf)))
return;
@@ -253,12 +273,6 @@ static int dw_i2c_probe(struct platform_device *pdev)
adap->dev.parent = &pdev->dev;
adap->dev.of_node = pdev->dev.of_node;
- r = i2c_add_numbered_adapter(adap);
- if (r) {
- dev_err(&pdev->dev, "failure adding adapter\n");
- return r;
- }
-
if (dev->pm_runtime_disabled) {
pm_runtime_forbid(&pdev->dev);
} else {
@@ -268,6 +282,13 @@ static int dw_i2c_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
}
+ r = i2c_add_numbered_adapter(adap);
+ if (r) {
+ dev_err(&pdev->dev, "failure adding adapter\n");
+ pm_runtime_disable(&pdev->dev);
+ return r;
+ }
+
return 0;
}
diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index d8361dada584..d8b5a8fee1e6 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -690,15 +690,16 @@ static int rcar_i2c_probe(struct platform_device *pdev)
return ret;
}
+ pm_runtime_enable(dev);
+ platform_set_drvdata(pdev, priv);
+
ret = i2c_add_numbered_adapter(adap);
if (ret < 0) {
dev_err(dev, "reg adap failed: %d\n", ret);
+ pm_runtime_disable(dev);
return ret;
}
- pm_runtime_enable(dev);
- platform_set_drvdata(pdev, priv);
-
dev_info(dev, "probed\n");
return 0;
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 50bfd8cef5f2..5df819610d52 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -1243,17 +1243,19 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
i2c->adap.nr = i2c->pdata->bus_num;
i2c->adap.dev.of_node = pdev->dev.of_node;
+ platform_set_drvdata(pdev, i2c);
+
+ pm_runtime_enable(&pdev->dev);
+
ret = i2c_add_numbered_adapter(&i2c->adap);
if (ret < 0) {
dev_err(&pdev->dev, "failed to add bus to i2c core\n");
+ pm_runtime_disable(&pdev->dev);
s3c24xx_i2c_deregister_cpufreq(i2c);
clk_unprepare(i2c->clk);
return ret;
}
- platform_set_drvdata(pdev, i2c);
-
- pm_runtime_enable(&pdev->dev);
pm_runtime_enable(&i2c->adap.dev);
dev_info(&pdev->dev, "%s: S3C I2C adapter\n", dev_name(&i2c->adap.dev));
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 5f89f1e3c2f2..a59c3111f7fb 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -694,12 +694,12 @@ static int i2c_device_probe(struct device *dev)
goto err_clear_wakeup_irq;
status = dev_pm_domain_attach(&client->dev, true);
- if (status != -EPROBE_DEFER) {
- status = driver->probe(client, i2c_match_id(driver->id_table,
- client));
- if (status)
- goto err_detach_pm_domain;
- }
+ if (status == -EPROBE_DEFER)
+ goto err_clear_wakeup_irq;
+
+ status = driver->probe(client, i2c_match_id(driver->id_table, client));
+ if (status)
+ goto err_detach_pm_domain;
return 0;
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index b1ab13f3e182..59a2dafc8c57 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1232,14 +1232,32 @@ static bool cma_match_private_data(struct rdma_id_private *id_priv,
return true;
}
+static bool cma_protocol_roce_dev_port(struct ib_device *device, int port_num)
+{
+ enum rdma_link_layer ll = rdma_port_get_link_layer(device, port_num);
+ enum rdma_transport_type transport =
+ rdma_node_get_transport(device->node_type);
+
+ return ll == IB_LINK_LAYER_ETHERNET && transport == RDMA_TRANSPORT_IB;
+}
+
+static bool cma_protocol_roce(const struct rdma_cm_id *id)
+{
+ struct ib_device *device = id->device;
+ const int port_num = id->port_num ?: rdma_start_port(device);
+
+ return cma_protocol_roce_dev_port(device, port_num);
+}
+
static bool cma_match_net_dev(const struct rdma_id_private *id_priv,
const struct net_device *net_dev)
{
const struct rdma_addr *addr = &id_priv->id.route.addr;
if (!net_dev)
- /* This request is an AF_IB request */
- return addr->src_addr.ss_family == AF_IB;
+ /* This request is an AF_IB request or a RoCE request */
+ return addr->src_addr.ss_family == AF_IB ||
+ cma_protocol_roce(&id_priv->id);
return !addr->dev_addr.bound_dev_if ||
(net_eq(dev_net(net_dev), &init_net) &&
@@ -1294,6 +1312,10 @@ static struct rdma_id_private *cma_id_from_event(struct ib_cm_id *cm_id,
if (PTR_ERR(*net_dev) == -EAFNOSUPPORT) {
/* Assuming the protocol is AF_IB */
*net_dev = NULL;
+ } else if (cma_protocol_roce_dev_port(req.device, req.port)) {
+ /* TODO find the net dev matching the request parameters
+ * through the RoCE GID table */
+ *net_dev = NULL;
} else {
return ERR_CAST(*net_dev);
}
@@ -1593,11 +1615,16 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id,
if (ret)
goto err;
} else {
- /* An AF_IB connection */
- WARN_ON_ONCE(ss_family != AF_IB);
-
- cma_translate_ib((struct sockaddr_ib *)cma_src_addr(id_priv),
- &rt->addr.dev_addr);
+ if (!cma_protocol_roce(listen_id) &&
+ cma_any_addr(cma_src_addr(id_priv))) {
+ rt->addr.dev_addr.dev_type = ARPHRD_INFINIBAND;
+ rdma_addr_set_sgid(&rt->addr.dev_addr, &rt->path_rec[0].sgid);
+ ib_addr_set_pkey(&rt->addr.dev_addr, be16_to_cpu(rt->path_rec[0].pkey));
+ } else if (!cma_any_addr(cma_src_addr(id_priv))) {
+ ret = cma_translate_addr(cma_src_addr(id_priv), &rt->addr.dev_addr);
+ if (ret)
+ goto err;
+ }
}
rdma_addr_set_dgid(&rt->addr.dev_addr, &rt->path_rec[0].dgid);
@@ -1635,13 +1662,12 @@ static struct rdma_id_private *cma_new_udp_id(struct rdma_cm_id *listen_id,
if (ret)
goto err;
} else {
- /* An AF_IB connection */
- WARN_ON_ONCE(ss_family != AF_IB);
-
- if (!cma_any_addr(cma_src_addr(id_priv)))
- cma_translate_ib((struct sockaddr_ib *)
- cma_src_addr(id_priv),
- &id->route.addr.dev_addr);
+ if (!cma_any_addr(cma_src_addr(id_priv))) {
+ ret = cma_translate_addr(cma_src_addr(id_priv),
+ &id->route.addr.dev_addr);
+ if (ret)
+ goto err;
+ }
}
id_priv->state = RDMA_CM_CONNECT;
diff --git a/drivers/infiniband/hw/usnic/usnic.h b/drivers/infiniband/hw/usnic/usnic.h
index 5be13d8991bc..f903502d3883 100644
--- a/drivers/infiniband/hw/usnic/usnic.h
+++ b/drivers/infiniband/hw/usnic/usnic.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_abi.h b/drivers/infiniband/hw/usnic/usnic_abi.h
index 04a66229584e..7fe9502ce8d3 100644
--- a/drivers/infiniband/hw/usnic/usnic_abi.h
+++ b/drivers/infiniband/hw/usnic/usnic_abi.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_common_pkt_hdr.h b/drivers/infiniband/hw/usnic/usnic_common_pkt_hdr.h
index 393567266142..596e0ed49a8e 100644
--- a/drivers/infiniband/hw/usnic/usnic_common_pkt_hdr.h
+++ b/drivers/infiniband/hw/usnic/usnic_common_pkt_hdr.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_common_util.h b/drivers/infiniband/hw/usnic/usnic_common_util.h
index 9d737ed5e55d..b54986de5f0c 100644
--- a/drivers/infiniband/hw/usnic/usnic_common_util.h
+++ b/drivers/infiniband/hw/usnic/usnic_common_util.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_debugfs.c b/drivers/infiniband/hw/usnic/usnic_debugfs.c
index 5d13860161a4..5e55b8bc6fe4 100644
--- a/drivers/infiniband/hw/usnic/usnic_debugfs.c
+++ b/drivers/infiniband/hw/usnic/usnic_debugfs.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_debugfs.h b/drivers/infiniband/hw/usnic/usnic_debugfs.h
index 4087d24a88f6..98453e91daa6 100644
--- a/drivers/infiniband/hw/usnic/usnic_debugfs.h
+++ b/drivers/infiniband/hw/usnic/usnic_debugfs.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_fwd.c b/drivers/infiniband/hw/usnic/usnic_fwd.c
index e3c9bd9d3ba3..3c37dd59c04e 100644
--- a/drivers/infiniband/hw/usnic/usnic_fwd.c
+++ b/drivers/infiniband/hw/usnic/usnic_fwd.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_fwd.h b/drivers/infiniband/hw/usnic/usnic_fwd.h
index 93713a2230b3..3a8add9ddf46 100644
--- a/drivers/infiniband/hw/usnic/usnic_fwd.h
+++ b/drivers/infiniband/hw/usnic/usnic_fwd.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_ib.h b/drivers/infiniband/hw/usnic/usnic_ib.h
index e5a9297dd1bd..525bf272671e 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib.h
+++ b/drivers/infiniband/hw/usnic/usnic_ib.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_main.c b/drivers/infiniband/hw/usnic/usnic_ib_main.c
index 34c49b8105fe..0c15bd885035 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_main.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_main.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c b/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c
index db3588df3546..85dc3f989ff7 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.h b/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.h
index b0aafe8db0c3..b1458be1d402 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.h
+++ b/drivers/infiniband/hw/usnic/usnic_ib_qp_grp.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c b/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c
index 27dc67c1689f..3412ea06116e 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_sysfs.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_sysfs.h b/drivers/infiniband/hw/usnic/usnic_ib_sysfs.h
index 0d09b493cd02..3d98e16cfeaf 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_sysfs.h
+++ b/drivers/infiniband/hw/usnic/usnic_ib_sysfs.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
index 7df43827cb29..f8e3211689a3 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
+++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.h b/drivers/infiniband/hw/usnic/usnic_ib_verbs.h
index 0bd04efa16f3..414eaa566bd9 100644
--- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.h
+++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_log.h b/drivers/infiniband/hw/usnic/usnic_log.h
index 75777a66c684..183fcb6a952f 100644
--- a/drivers/infiniband/hw/usnic/usnic_log.h
+++ b/drivers/infiniband/hw/usnic/usnic_log.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_transport.c b/drivers/infiniband/hw/usnic/usnic_transport.c
index ddef6f77a78c..de318389a301 100644
--- a/drivers/infiniband/hw/usnic/usnic_transport.c
+++ b/drivers/infiniband/hw/usnic/usnic_transport.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_transport.h b/drivers/infiniband/hw/usnic/usnic_transport.h
index 7e5dc6d9f462..9a7a2d9755c0 100644
--- a/drivers/infiniband/hw/usnic/usnic_transport.h
+++ b/drivers/infiniband/hw/usnic/usnic_transport.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c
index cb2337f0532b..645a5f6e6c88 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom.c
+++ b/drivers/infiniband/hw/usnic/usnic_uiom.c
@@ -7,7 +7,7 @@
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
+ * BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.h b/drivers/infiniband/hw/usnic/usnic_uiom.h
index 70440996e8f2..45ca7c1613a7 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom.h
+++ b/drivers/infiniband/hw/usnic/usnic_uiom.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c
index 3a4288e0fbac..42b4b4c4e452 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c
+++ b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2014, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h
index d4f752e258fd..c0b0b876ab90 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h
+++ b/drivers/infiniband/hw/usnic/usnic_uiom_interval_tree.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_vnic.c b/drivers/infiniband/hw/usnic/usnic_vnic.c
index 656b88c39eda..66de93fb8ea9 100644
--- a/drivers/infiniband/hw/usnic/usnic_vnic.c
+++ b/drivers/infiniband/hw/usnic/usnic_vnic.c
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/hw/usnic/usnic_vnic.h b/drivers/infiniband/hw/usnic/usnic_vnic.h
index 14d931a8829d..a08423e478af 100644
--- a/drivers/infiniband/hw/usnic/usnic_vnic.h
+++ b/drivers/infiniband/hw/usnic/usnic_vnic.h
@@ -1,9 +1,24 @@
/*
* Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
*
- * This program is free software; you may redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h
index 4cd5428a2399..edc5b8565d6d 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib.h
+++ b/drivers/infiniband/ulp/ipoib/ipoib.h
@@ -495,6 +495,7 @@ void ipoib_dev_cleanup(struct net_device *dev);
void ipoib_mcast_join_task(struct work_struct *work);
void ipoib_mcast_carrier_on_task(struct work_struct *work);
void ipoib_mcast_send(struct net_device *dev, u8 *daddr, struct sk_buff *skb);
+void ipoib_mcast_free(struct ipoib_mcast *mc);
void ipoib_mcast_restart_task(struct work_struct *work);
int ipoib_mcast_start_thread(struct net_device *dev);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index f74316e679d2..babba05d7a0e 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1207,8 +1207,10 @@ static void __ipoib_reap_neigh(struct ipoib_dev_priv *priv)
out_unlock:
spin_unlock_irqrestore(&priv->lock, flags);
- list_for_each_entry_safe(mcast, tmcast, &remove_list, list)
+ list_for_each_entry_safe(mcast, tmcast, &remove_list, list) {
ipoib_mcast_leave(dev, mcast);
+ ipoib_mcast_free(mcast);
+ }
}
static void ipoib_reap_neigh(struct work_struct *work)
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 136cbefe00f8..d750a86042f3 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -106,7 +106,7 @@ static void __ipoib_mcast_schedule_join_thread(struct ipoib_dev_priv *priv,
queue_delayed_work(priv->wq, &priv->mcast_task, 0);
}
-static void ipoib_mcast_free(struct ipoib_mcast *mcast)
+void ipoib_mcast_free(struct ipoib_mcast *mcast)
{
struct net_device *dev = mcast->dev;
int tx_dropped = 0;
diff --git a/drivers/input/mouse/cyapa_gen6.c b/drivers/input/mouse/cyapa_gen6.c
index 5f191071d44a..e4eb048d1bf6 100644
--- a/drivers/input/mouse/cyapa_gen6.c
+++ b/drivers/input/mouse/cyapa_gen6.c
@@ -241,14 +241,10 @@ static int cyapa_gen6_read_sys_info(struct cyapa *cyapa)
memcpy(&cyapa->product_id[13], &resp_data[62], 2);
cyapa->product_id[15] = '\0';
+ /* Get the number of Rx electrodes. */
rotat_align = resp_data[68];
- if (rotat_align) {
- cyapa->electrodes_rx = cyapa->electrodes_y;
- cyapa->electrodes_rx = cyapa->electrodes_y;
- } else {
- cyapa->electrodes_rx = cyapa->electrodes_x;
- cyapa->electrodes_rx = cyapa->electrodes_y;
- }
+ cyapa->electrodes_rx =
+ rotat_align ? cyapa->electrodes_y : cyapa->electrodes_x;
cyapa->aligned_electrodes_rx = (cyapa->electrodes_rx + 3) & ~3u;
if (!cyapa->electrodes_x || !cyapa->electrodes_y ||
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 0f5f968592bd..04edc8f7122f 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -668,18 +668,22 @@ static int ads7846_no_filter(void *ads, int data_idx, int *val)
static int ads7846_get_value(struct ads7846 *ts, struct spi_message *m)
{
+ int value;
struct spi_transfer *t =
list_entry(m->transfers.prev, struct spi_transfer, transfer_list);
if (ts->model == 7845) {
- return be16_to_cpup((__be16 *)&(((char*)t->rx_buf)[1])) >> 3;
+ value = be16_to_cpup((__be16 *)&(((char *)t->rx_buf)[1]));
} else {
/*
* adjust: on-wire is a must-ignore bit, a BE12 value, then
* padding; built from two 8 bit values written msb-first.
*/
- return be16_to_cpup((__be16 *)t->rx_buf) >> 3;
+ value = be16_to_cpup((__be16 *)t->rx_buf);
}
+
+ /* enforce ADC output is 12 bits width */
+ return (value >> 3) & 0xfff;
}
static void ads7846_update_value(struct spi_message *m, int val)
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index d9da766719c8..cbe6a890a93a 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -23,8 +23,7 @@ config IOMMU_IO_PGTABLE
config IOMMU_IO_PGTABLE_LPAE
bool "ARMv7/v8 Long Descriptor Format"
select IOMMU_IO_PGTABLE
- # SWIOTLB guarantees a dma_to_phys() implementation
- depends on ARM || ARM64 || (COMPILE_TEST && SWIOTLB)
+ depends on HAS_DMA && (ARM || ARM64 || COMPILE_TEST)
help
Enable support for the ARM long descriptor pagetable format.
This allocator supports 4K/2M/1G, 16K/32M and 64K/512M page
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index f82060e778a2..08d2775887f7 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -2006,6 +2006,15 @@ static void do_detach(struct iommu_dev_data *dev_data)
{
struct amd_iommu *iommu;
+ /*
+ * First check if the device is still attached. It might already
+ * be detached from its domain because the generic
+ * iommu_detach_group code detached it and we try again here in
+ * our alias handling.
+ */
+ if (!dev_data->domain)
+ return;
+
iommu = amd_iommu_rlookup_table[dev_data->devid];
/* decrease reference counters */
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 5ef347a13cb5..1b066e7d144d 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1256,6 +1256,9 @@ static int iommu_init_pci(struct amd_iommu *iommu)
if (!iommu->dev)
return -ENODEV;
+ /* Prevent binding other PCI device drivers to IOMMU devices */
+ iommu->dev->match_driver = false;
+
pci_read_config_dword(iommu->dev, cap_ptr + MMIO_CAP_HDR_OFFSET,
&iommu->cap);
pci_read_config_dword(iommu->dev, cap_ptr + MMIO_RANGE_OFFSET,
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index dafaf59dc3b8..286e890e7d64 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -56,6 +56,7 @@
#define IDR0_TTF_SHIFT 2
#define IDR0_TTF_MASK 0x3
#define IDR0_TTF_AARCH64 (2 << IDR0_TTF_SHIFT)
+#define IDR0_TTF_AARCH32_64 (3 << IDR0_TTF_SHIFT)
#define IDR0_S1P (1 << 1)
#define IDR0_S2P (1 << 0)
@@ -342,7 +343,8 @@
#define CMDQ_TLBI_0_VMID_SHIFT 32
#define CMDQ_TLBI_0_ASID_SHIFT 48
#define CMDQ_TLBI_1_LEAF (1UL << 0)
-#define CMDQ_TLBI_1_ADDR_MASK ~0xfffUL
+#define CMDQ_TLBI_1_VA_MASK ~0xfffUL
+#define CMDQ_TLBI_1_IPA_MASK 0xfffffffff000UL
#define CMDQ_PRI_0_SSID_SHIFT 12
#define CMDQ_PRI_0_SSID_MASK 0xfffffUL
@@ -770,11 +772,13 @@ static int arm_smmu_cmdq_build_cmd(u64 *cmd, struct arm_smmu_cmdq_ent *ent)
break;
case CMDQ_OP_TLBI_NH_VA:
cmd[0] |= (u64)ent->tlbi.asid << CMDQ_TLBI_0_ASID_SHIFT;
- /* Fallthrough */
+ cmd[1] |= ent->tlbi.leaf ? CMDQ_TLBI_1_LEAF : 0;
+ cmd[1] |= ent->tlbi.addr & CMDQ_TLBI_1_VA_MASK;
+ break;
case CMDQ_OP_TLBI_S2_IPA:
cmd[0] |= (u64)ent->tlbi.vmid << CMDQ_TLBI_0_VMID_SHIFT;
cmd[1] |= ent->tlbi.leaf ? CMDQ_TLBI_1_LEAF : 0;
- cmd[1] |= ent->tlbi.addr & CMDQ_TLBI_1_ADDR_MASK;
+ cmd[1] |= ent->tlbi.addr & CMDQ_TLBI_1_IPA_MASK;
break;
case CMDQ_OP_TLBI_NH_ASID:
cmd[0] |= (u64)ent->tlbi.asid << CMDQ_TLBI_0_ASID_SHIFT;
@@ -2460,7 +2464,13 @@ static int arm_smmu_device_probe(struct arm_smmu_device *smmu)
}
/* We only support the AArch64 table format at present */
- if ((reg & IDR0_TTF_MASK << IDR0_TTF_SHIFT) < IDR0_TTF_AARCH64) {
+ switch (reg & IDR0_TTF_MASK << IDR0_TTF_SHIFT) {
+ case IDR0_TTF_AARCH32_64:
+ smmu->ias = 40;
+ /* Fallthrough */
+ case IDR0_TTF_AARCH64:
+ break;
+ default:
dev_err(smmu->dev, "AArch64 table format not supported!\n");
return -ENXIO;
}
@@ -2541,8 +2551,7 @@ static int arm_smmu_device_probe(struct arm_smmu_device *smmu)
dev_warn(smmu->dev,
"failed to set DMA mask for table walker\n");
- if (!smmu->ias)
- smmu->ias = smmu->oas;
+ smmu->ias = max(smmu->ias, smmu->oas);
dev_info(smmu->dev, "ias %lu-bit, oas %lu-bit (features 0x%08x)\n",
smmu->ias, smmu->oas, smmu->features);
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 041bc1810a86..35365f046923 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2301,6 +2301,7 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu,
if (ret) {
spin_unlock_irqrestore(&device_domain_lock, flags);
+ free_devinfo_mem(info);
return NULL;
}
diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c
index 73c07482f487..7df97777662d 100644
--- a/drivers/iommu/io-pgtable-arm.c
+++ b/drivers/iommu/io-pgtable-arm.c
@@ -202,9 +202,9 @@ typedef u64 arm_lpae_iopte;
static bool selftest_running = false;
-static dma_addr_t __arm_lpae_dma_addr(struct device *dev, void *pages)
+static dma_addr_t __arm_lpae_dma_addr(void *pages)
{
- return phys_to_dma(dev, virt_to_phys(pages));
+ return (dma_addr_t)virt_to_phys(pages);
}
static void *__arm_lpae_alloc_pages(size_t size, gfp_t gfp,
@@ -223,10 +223,10 @@ static void *__arm_lpae_alloc_pages(size_t size, gfp_t gfp,
goto out_free;
/*
* We depend on the IOMMU being able to work with any physical
- * address directly, so if the DMA layer suggests it can't by
- * giving us back some translation, that bodes very badly...
+ * address directly, so if the DMA layer suggests otherwise by
+ * translating or truncating them, that bodes very badly...
*/
- if (dma != __arm_lpae_dma_addr(dev, pages))
+ if (dma != virt_to_phys(pages))
goto out_unmap;
}
@@ -243,10 +243,8 @@ out_free:
static void __arm_lpae_free_pages(void *pages, size_t size,
struct io_pgtable_cfg *cfg)
{
- struct device *dev = cfg->iommu_dev;
-
if (!selftest_running)
- dma_unmap_single(dev, __arm_lpae_dma_addr(dev, pages),
+ dma_unmap_single(cfg->iommu_dev, __arm_lpae_dma_addr(pages),
size, DMA_TO_DEVICE);
free_pages_exact(pages, size);
}
@@ -254,12 +252,11 @@ static void __arm_lpae_free_pages(void *pages, size_t size,
static void __arm_lpae_set_pte(arm_lpae_iopte *ptep, arm_lpae_iopte pte,
struct io_pgtable_cfg *cfg)
{
- struct device *dev = cfg->iommu_dev;
-
*ptep = pte;
if (!selftest_running)
- dma_sync_single_for_device(dev, __arm_lpae_dma_addr(dev, ptep),
+ dma_sync_single_for_device(cfg->iommu_dev,
+ __arm_lpae_dma_addr(ptep),
sizeof(pte), DMA_TO_DEVICE);
}
@@ -629,6 +626,11 @@ arm_lpae_alloc_pgtable(struct io_pgtable_cfg *cfg)
if (cfg->oas > ARM_LPAE_MAX_ADDR_BITS)
return NULL;
+ if (!selftest_running && cfg->iommu_dev->dma_pfn_offset) {
+ dev_err(cfg->iommu_dev, "Cannot accommodate DMA offset for IOMMU page tables\n");
+ return NULL;
+ }
+
data = kmalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return NULL;
diff --git a/drivers/mcb/mcb-pci.c b/drivers/mcb/mcb-pci.c
index de36237d7c6b..051645498b53 100644
--- a/drivers/mcb/mcb-pci.c
+++ b/drivers/mcb/mcb-pci.c
@@ -74,7 +74,7 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
ret = -ENOTSUPP;
dev_err(&pdev->dev,
"IO mapped PCI devices are not supported\n");
- goto out_release;
+ goto out_iounmap;
}
pci_set_drvdata(pdev, priv);
@@ -89,7 +89,7 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
ret = chameleon_parse_cells(priv->bus, priv->mapbase, priv->base);
if (ret < 0)
- goto out_iounmap;
+ goto out_mcb_bus;
num_cells = ret;
dev_dbg(&pdev->dev, "Found %d cells\n", num_cells);
@@ -98,6 +98,8 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return 0;
+out_mcb_bus:
+ mcb_release_bus(priv->bus);
out_iounmap:
iounmap(priv->base);
out_release:
diff --git a/drivers/md/dm-cache-policy-cleaner.c b/drivers/md/dm-cache-policy-cleaner.c
index 240c9f0e85e7..8a096456579b 100644
--- a/drivers/md/dm-cache-policy-cleaner.c
+++ b/drivers/md/dm-cache-policy-cleaner.c
@@ -436,7 +436,7 @@ static struct dm_cache_policy *wb_create(dm_cblock_t cache_size,
static struct dm_cache_policy_type wb_policy_type = {
.name = "cleaner",
.version = {1, 0, 0},
- .hint_size = 0,
+ .hint_size = 4,
.owner = THIS_MODULE,
.create = wb_create
};
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index ebaa4f803eec..192bb8beeb6b 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -203,7 +203,7 @@ int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
return -EINVAL;
}
- tmp_store = kmalloc(sizeof(*tmp_store), GFP_KERNEL);
+ tmp_store = kzalloc(sizeof(*tmp_store), GFP_KERNEL);
if (!tmp_store) {
ti->error = "Exception store allocation failed";
return -ENOMEM;
@@ -215,7 +215,7 @@ int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
else if (persistent == 'N')
type = get_type("N");
else {
- ti->error = "Persistent flag is not P or N";
+ ti->error = "Exception store type is not P or N";
r = -EINVAL;
goto bad_type;
}
@@ -233,7 +233,7 @@ int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
if (r)
goto bad;
- r = type->ctr(tmp_store, 0, NULL);
+ r = type->ctr(tmp_store, (strlen(argv[0]) > 1 ? &argv[0][1] : NULL));
if (r) {
ti->error = "Exception store type constructor failed";
goto bad;
diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h
index 0b2536247cf5..fae34e7a0b1e 100644
--- a/drivers/md/dm-exception-store.h
+++ b/drivers/md/dm-exception-store.h
@@ -42,8 +42,7 @@ struct dm_exception_store_type {
const char *name;
struct module *module;
- int (*ctr) (struct dm_exception_store *store,
- unsigned argc, char **argv);
+ int (*ctr) (struct dm_exception_store *store, char *options);
/*
* Destroys this object when you've finished with it.
@@ -123,6 +122,8 @@ struct dm_exception_store {
unsigned chunk_shift;
void *context;
+
+ bool userspace_supports_overflow;
};
/*
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 97e165183e79..a0901214aef5 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -329,8 +329,7 @@ static int validate_region_size(struct raid_set *rs, unsigned long region_size)
*/
if (min_region_size > (1 << 13)) {
/* If not a power of 2, make it the next power of 2 */
- if (min_region_size & (min_region_size - 1))
- region_size = 1 << fls(region_size);
+ region_size = roundup_pow_of_two(min_region_size);
DMINFO("Choosing default region size of %lu sectors",
region_size);
} else {
diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c
index bf71583296f7..117a05e40090 100644
--- a/drivers/md/dm-snap-persistent.c
+++ b/drivers/md/dm-snap-persistent.c
@@ -7,6 +7,7 @@
#include "dm-exception-store.h"
+#include <linux/ctype.h>
#include <linux/mm.h>
#include <linux/pagemap.h>
#include <linux/vmalloc.h>
@@ -843,10 +844,10 @@ static void persistent_drop_snapshot(struct dm_exception_store *store)
DMWARN("write header failed");
}
-static int persistent_ctr(struct dm_exception_store *store,
- unsigned argc, char **argv)
+static int persistent_ctr(struct dm_exception_store *store, char *options)
{
struct pstore *ps;
+ int r;
/* allocate the pstore */
ps = kzalloc(sizeof(*ps), GFP_KERNEL);
@@ -868,14 +869,32 @@ static int persistent_ctr(struct dm_exception_store *store,
ps->metadata_wq = alloc_workqueue("ksnaphd", WQ_MEM_RECLAIM, 0);
if (!ps->metadata_wq) {
- kfree(ps);
DMERR("couldn't start header metadata update thread");
- return -ENOMEM;
+ r = -ENOMEM;
+ goto err_workqueue;
+ }
+
+ if (options) {
+ char overflow = toupper(options[0]);
+ if (overflow == 'O')
+ store->userspace_supports_overflow = true;
+ else {
+ DMERR("Unsupported persistent store option: %s", options);
+ r = -EINVAL;
+ goto err_options;
+ }
}
store->context = ps;
return 0;
+
+err_options:
+ destroy_workqueue(ps->metadata_wq);
+err_workqueue:
+ kfree(ps);
+
+ return r;
}
static unsigned persistent_status(struct dm_exception_store *store,
@@ -888,7 +907,8 @@ static unsigned persistent_status(struct dm_exception_store *store,
case STATUSTYPE_INFO:
break;
case STATUSTYPE_TABLE:
- DMEMIT(" P %llu", (unsigned long long)store->chunk_size);
+ DMEMIT(" %s %llu", store->userspace_supports_overflow ? "PO" : "P",
+ (unsigned long long)store->chunk_size);
}
return sz;
diff --git a/drivers/md/dm-snap-transient.c b/drivers/md/dm-snap-transient.c
index 1ce9a2586e41..9b7c8c8049d6 100644
--- a/drivers/md/dm-snap-transient.c
+++ b/drivers/md/dm-snap-transient.c
@@ -70,8 +70,7 @@ static void transient_usage(struct dm_exception_store *store,
*metadata_sectors = 0;
}
-static int transient_ctr(struct dm_exception_store *store,
- unsigned argc, char **argv)
+static int transient_ctr(struct dm_exception_store *store, char *options)
{
struct transient_c *tc;
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index c0bcd6516dfe..c06b74e91cd6 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -1098,7 +1098,7 @@ static void stop_merge(struct dm_snapshot *s)
}
/*
- * Construct a snapshot mapping: <origin_dev> <COW-dev> <p/n> <chunk-size>
+ * Construct a snapshot mapping: <origin_dev> <COW-dev> <p|po|n> <chunk-size>
*/
static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
{
@@ -1302,6 +1302,7 @@ static void __handover_exceptions(struct dm_snapshot *snap_src,
u.store_swap = snap_dest->store;
snap_dest->store = snap_src->store;
+ snap_dest->store->userspace_supports_overflow = u.store_swap->userspace_supports_overflow;
snap_src->store = u.store_swap;
snap_dest->store->snap = snap_dest;
@@ -1739,8 +1740,11 @@ static int snapshot_map(struct dm_target *ti, struct bio *bio)
pe = __find_pending_exception(s, pe, chunk);
if (!pe) {
- s->snapshot_overflowed = 1;
- DMERR("Snapshot overflowed: Unable to allocate exception.");
+ if (s->store->userspace_supports_overflow) {
+ s->snapshot_overflowed = 1;
+ DMERR("Snapshot overflowed: Unable to allocate exception.");
+ } else
+ __invalidate_snapshot(s, -ENOMEM);
r = -EIO;
goto out_unlock;
}
@@ -2365,7 +2369,7 @@ static struct target_type origin_target = {
static struct target_type snapshot_target = {
.name = "snapshot",
- .version = {1, 14, 0},
+ .version = {1, 15, 0},
.module = THIS_MODULE,
.ctr = snapshot_ctr,
.dtr = snapshot_dtr,
@@ -2379,7 +2383,7 @@ static struct target_type snapshot_target = {
static struct target_type merge_target = {
.name = dm_snapshot_merge_target_name,
- .version = {1, 3, 0},
+ .version = {1, 4, 0},
.module = THIS_MODULE,
.ctr = snapshot_ctr,
.dtr = snapshot_dtr,
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index 6fcbfb063366..3897b90bd462 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -3201,7 +3201,7 @@ static int pool_ctr(struct dm_target *ti, unsigned argc, char **argv)
metadata_low_callback,
pool);
if (r)
- goto out_free_pt;
+ goto out_flags_changed;
pt->callbacks.congested_fn = pool_is_congested;
dm_table_add_target_callbacks(ti->table, &pt->callbacks);
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 6264781dc69a..1b5c6047e4f1 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1001,6 +1001,7 @@ static void end_clone_bio(struct bio *clone)
struct dm_rq_target_io *tio = info->tio;
struct bio *bio = info->orig;
unsigned int nr_bytes = info->orig->bi_iter.bi_size;
+ int error = clone->bi_error;
bio_put(clone);
@@ -1011,13 +1012,13 @@ static void end_clone_bio(struct bio *clone)
* the remainder.
*/
return;
- else if (bio->bi_error) {
+ else if (error) {
/*
* Don't notice the error to the upper layer yet.
* The error handling decision is made by the target driver,
* when the request is completed.
*/
- tio->error = bio->bi_error;
+ tio->error = error;
return;
}
@@ -2837,8 +2838,6 @@ static void __dm_destroy(struct mapped_device *md, bool wait)
might_sleep();
- map = dm_get_live_table(md, &srcu_idx);
-
spin_lock(&_minor_lock);
idr_replace(&_minor_idr, MINOR_ALLOCED, MINOR(disk_devt(dm_disk(md))));
set_bit(DMF_FREEING, &md->flags);
@@ -2852,14 +2851,14 @@ static void __dm_destroy(struct mapped_device *md, bool wait)
* do not race with internal suspend.
*/
mutex_lock(&md->suspend_lock);
+ map = dm_get_live_table(md, &srcu_idx);
if (!dm_suspended_md(md)) {
dm_table_presuspend_targets(map);
dm_table_postsuspend_targets(map);
}
- mutex_unlock(&md->suspend_lock);
-
/* dm_put_live_table must be before msleep, otherwise deadlock is possible */
dm_put_live_table(md, srcu_idx);
+ mutex_unlock(&md->suspend_lock);
/*
* Rare, but there may be I/O requests still going to complete,
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 049df6c4a8cc..ddd8a5f572aa 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2382,8 +2382,8 @@ static void raid1d(struct md_thread *thread)
}
spin_unlock_irqrestore(&conf->device_lock, flags);
while (!list_empty(&tmp)) {
- r1_bio = list_first_entry(&conf->bio_end_io_list,
- struct r1bio, retry_list);
+ r1_bio = list_first_entry(&tmp, struct r1bio,
+ retry_list);
list_del(&r1_bio->retry_list);
raid_end_bio_io(r1_bio);
}
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 7c99a4037715..9f69dc526f8c 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -2688,8 +2688,8 @@ static void raid10d(struct md_thread *thread)
}
spin_unlock_irqrestore(&conf->device_lock, flags);
while (!list_empty(&tmp)) {
- r10_bio = list_first_entry(&conf->bio_end_io_list,
- struct r10bio, retry_list);
+ r10_bio = list_first_entry(&tmp, struct r10bio,
+ retry_list);
list_del(&r10_bio->retry_list);
raid_end_bio_io(r10_bio);
}
diff --git a/drivers/mfd/intel-lpss.h b/drivers/mfd/intel-lpss.h
index f28cb28a62f8..2c7f8d7c0595 100644
--- a/drivers/mfd/intel-lpss.h
+++ b/drivers/mfd/intel-lpss.h
@@ -42,6 +42,8 @@ int intel_lpss_resume(struct device *dev);
.thaw = intel_lpss_resume, \
.poweroff = intel_lpss_suspend, \
.restore = intel_lpss_resume,
+#else
+#define INTEL_LPSS_SLEEP_PM_OPS
#endif
#define INTEL_LPSS_RUNTIME_PM_OPS \
diff --git a/drivers/mfd/max77843.c b/drivers/mfd/max77843.c
index c52162ea3d0a..586098f1b233 100644
--- a/drivers/mfd/max77843.c
+++ b/drivers/mfd/max77843.c
@@ -80,7 +80,7 @@ static int max77843_chg_init(struct max77693_dev *max77843)
if (!max77843->i2c_chg) {
dev_err(&max77843->i2c->dev,
"Cannot allocate I2C device for Charger\n");
- return PTR_ERR(max77843->i2c_chg);
+ return -ENODEV;
}
i2c_set_clientdata(max77843->i2c_chg, max77843);
diff --git a/drivers/misc/cxl/api.c b/drivers/misc/cxl/api.c
index 8af12c884b04..103baf0e0c5b 100644
--- a/drivers/misc/cxl/api.c
+++ b/drivers/misc/cxl/api.c
@@ -105,6 +105,7 @@ EXPORT_SYMBOL_GPL(cxl_allocate_afu_irqs);
void cxl_free_afu_irqs(struct cxl_context *ctx)
{
+ afu_irq_name_free(ctx);
cxl_release_irq_ranges(&ctx->irqs, ctx->afu->adapter);
}
EXPORT_SYMBOL_GPL(cxl_free_afu_irqs);
diff --git a/drivers/misc/cxl/context.c b/drivers/misc/cxl/context.c
index e762f85ee233..2faa1270d085 100644
--- a/drivers/misc/cxl/context.c
+++ b/drivers/misc/cxl/context.c
@@ -275,6 +275,9 @@ static void reclaim_ctx(struct rcu_head *rcu)
if (ctx->kernelapi)
kfree(ctx->mapping);
+ if (ctx->irq_bitmap)
+ kfree(ctx->irq_bitmap);
+
kfree(ctx);
}
diff --git a/drivers/misc/cxl/cxl.h b/drivers/misc/cxl/cxl.h
index 1c30ef77073d..0cfb9c129f27 100644
--- a/drivers/misc/cxl/cxl.h
+++ b/drivers/misc/cxl/cxl.h
@@ -677,6 +677,7 @@ int cxl_register_serr_irq(struct cxl_afu *afu);
void cxl_release_serr_irq(struct cxl_afu *afu);
int afu_register_irqs(struct cxl_context *ctx, u32 count);
void afu_release_irqs(struct cxl_context *ctx, void *cookie);
+void afu_irq_name_free(struct cxl_context *ctx);
irqreturn_t cxl_slice_irq_err(int irq, void *data);
int cxl_debugfs_init(void);
diff --git a/drivers/misc/cxl/file.c b/drivers/misc/cxl/file.c
index a30bf285b5bd..7ccd2998be92 100644
--- a/drivers/misc/cxl/file.c
+++ b/drivers/misc/cxl/file.c
@@ -120,9 +120,16 @@ int afu_release(struct inode *inode, struct file *file)
__func__, ctx->pe);
cxl_context_detach(ctx);
- mutex_lock(&ctx->mapping_lock);
- ctx->mapping = NULL;
- mutex_unlock(&ctx->mapping_lock);
+
+ /*
+ * Delete the context's mapping pointer, unless it's created by the
+ * kernel API, in which case leave it so it can be freed by reclaim_ctx()
+ */
+ if (!ctx->kernelapi) {
+ mutex_lock(&ctx->mapping_lock);
+ ctx->mapping = NULL;
+ mutex_unlock(&ctx->mapping_lock);
+ }
put_device(&ctx->afu->dev);
diff --git a/drivers/misc/cxl/irq.c b/drivers/misc/cxl/irq.c
index 583b42afeda2..09a406058c46 100644
--- a/drivers/misc/cxl/irq.c
+++ b/drivers/misc/cxl/irq.c
@@ -414,7 +414,7 @@ void cxl_release_psl_irq(struct cxl_afu *afu)
kfree(afu->psl_irq_name);
}
-static void afu_irq_name_free(struct cxl_context *ctx)
+void afu_irq_name_free(struct cxl_context *ctx)
{
struct cxl_irq_name *irq_name, *tmp;
@@ -524,7 +524,5 @@ void afu_release_irqs(struct cxl_context *ctx, void *cookie)
afu_irq_name_free(ctx);
cxl_release_irq_ranges(&ctx->irqs, ctx->afu->adapter);
- kfree(ctx->irq_bitmap);
- ctx->irq_bitmap = NULL;
ctx->irq_count = 0;
}
diff --git a/drivers/misc/cxl/native.c b/drivers/misc/cxl/native.c
index b37f2e8004f5..d2e75c88f4d2 100644
--- a/drivers/misc/cxl/native.c
+++ b/drivers/misc/cxl/native.c
@@ -457,6 +457,7 @@ static int activate_afu_directed(struct cxl_afu *afu)
dev_info(&afu->dev, "Activating AFU directed mode\n");
+ afu->num_procs = afu->max_procs_virtualised;
if (afu->spa == NULL) {
if (cxl_alloc_spa(afu))
return -ENOMEM;
@@ -468,7 +469,6 @@ static int activate_afu_directed(struct cxl_afu *afu)
cxl_p1n_write(afu, CXL_PSL_ID_An, CXL_PSL_ID_An_F | CXL_PSL_ID_An_L);
afu->current_mode = CXL_MODE_DIRECTED;
- afu->num_procs = afu->max_procs_virtualised;
if ((rc = cxl_chardev_m_afu_add(afu)))
return rc;
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
index a5e977192b61..85761d7eb333 100644
--- a/drivers/misc/cxl/pci.c
+++ b/drivers/misc/cxl/pci.c
@@ -1035,6 +1035,32 @@ static int cxl_read_vsec(struct cxl *adapter, struct pci_dev *dev)
return 0;
}
+/*
+ * Workaround a PCIe Host Bridge defect on some cards, that can cause
+ * malformed Transaction Layer Packet (TLP) errors to be erroneously
+ * reported. Mask this error in the Uncorrectable Error Mask Register.
+ *
+ * The upper nibble of the PSL revision is used to distinguish between
+ * different cards. The affected ones have it set to 0.
+ */
+static void cxl_fixup_malformed_tlp(struct cxl *adapter, struct pci_dev *dev)
+{
+ int aer;
+ u32 data;
+
+ if (adapter->psl_rev & 0xf000)
+ return;
+ if (!(aer = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR)))
+ return;
+ pci_read_config_dword(dev, aer + PCI_ERR_UNCOR_MASK, &data);
+ if (data & PCI_ERR_UNC_MALF_TLP)
+ if (data & PCI_ERR_UNC_INTN)
+ return;
+ data |= PCI_ERR_UNC_MALF_TLP;
+ data |= PCI_ERR_UNC_INTN;
+ pci_write_config_dword(dev, aer + PCI_ERR_UNCOR_MASK, data);
+}
+
static int cxl_vsec_looks_ok(struct cxl *adapter, struct pci_dev *dev)
{
if (adapter->vsec_status & CXL_STATUS_SECOND_PORT)
@@ -1134,6 +1160,8 @@ static int cxl_configure_adapter(struct cxl *adapter, struct pci_dev *dev)
if ((rc = cxl_vsec_looks_ok(adapter, dev)))
return rc;
+ cxl_fixup_malformed_tlp(adapter, dev);
+
if ((rc = setup_cxl_bars(dev)))
return rc;
diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c
index 8eec887c8f70..6d7c188fb65c 100644
--- a/drivers/misc/mei/hbm.c
+++ b/drivers/misc/mei/hbm.c
@@ -1209,7 +1209,7 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
* after the host receives the enum_resp
* message clients may be added or removed
*/
- if (dev->hbm_state <= MEI_HBM_ENUM_CLIENTS &&
+ if (dev->hbm_state <= MEI_HBM_ENUM_CLIENTS ||
dev->hbm_state >= MEI_HBM_STOPPED) {
dev_err(dev->dev, "hbm: add client: state mismatch, [%d, %d]\n",
dev->dev_state, dev->hbm_state);
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 781e4db31767..7fb0753abe30 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -182,6 +182,7 @@ struct omap_hsmmc_host {
struct clk *fclk;
struct clk *dbclk;
struct regulator *pbias;
+ bool pbias_enabled;
void __iomem *base;
int vqmmc_enabled;
resource_size_t mapbase;
@@ -328,20 +329,22 @@ static int omap_hsmmc_set_pbias(struct omap_hsmmc_host *host, bool power_on,
return ret;
}
- if (!regulator_is_enabled(host->pbias)) {
+ if (host->pbias_enabled == 0) {
ret = regulator_enable(host->pbias);
if (ret) {
dev_err(host->dev, "pbias reg enable fail\n");
return ret;
}
+ host->pbias_enabled = 1;
}
} else {
- if (regulator_is_enabled(host->pbias)) {
+ if (host->pbias_enabled == 1) {
ret = regulator_disable(host->pbias);
if (ret) {
dev_err(host->dev, "pbias reg disable fail\n");
return ret;
}
+ host->pbias_enabled = 0;
}
}
@@ -475,7 +478,7 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
mmc->supply.vmmc = devm_regulator_get_optional(host->dev, "vmmc");
if (IS_ERR(mmc->supply.vmmc)) {
ret = PTR_ERR(mmc->supply.vmmc);
- if (ret != -ENODEV)
+ if ((ret != -ENODEV) && host->dev->of_node)
return ret;
dev_dbg(host->dev, "unable to get vmmc regulator %ld\n",
PTR_ERR(mmc->supply.vmmc));
@@ -490,7 +493,7 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
mmc->supply.vqmmc = devm_regulator_get_optional(host->dev, "vmmc_aux");
if (IS_ERR(mmc->supply.vqmmc)) {
ret = PTR_ERR(mmc->supply.vqmmc);
- if (ret != -ENODEV)
+ if ((ret != -ENODEV) && host->dev->of_node)
return ret;
dev_dbg(host->dev, "unable to get vmmc_aux regulator %ld\n",
PTR_ERR(mmc->supply.vqmmc));
@@ -500,7 +503,7 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
host->pbias = devm_regulator_get_optional(host->dev, "pbias");
if (IS_ERR(host->pbias)) {
ret = PTR_ERR(host->pbias);
- if (ret != -ENODEV)
+ if ((ret != -ENODEV) && host->dev->of_node)
return ret;
dev_dbg(host->dev, "unable to get pbias regulator %ld\n",
PTR_ERR(host->pbias));
@@ -2053,6 +2056,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev)
host->base = base + pdata->reg_offset;
host->power_mode = MMC_POWER_OFF;
host->next_data.cookie = 1;
+ host->pbias_enabled = 0;
host->vqmmc_enabled = 0;
ret = omap_hsmmc_gpio_init(mmc, host, pdata);
diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c
index d1556643a41d..a0f05de5409f 100644
--- a/drivers/mmc/host/sdhci-of-at91.c
+++ b/drivers/mmc/host/sdhci-of-at91.c
@@ -43,6 +43,7 @@ static const struct sdhci_ops sdhci_at91_sama5d2_ops = {
static const struct sdhci_pltfm_data soc_data_sama5d2 = {
.ops = &sdhci_at91_sama5d2_ops,
+ .quirks2 = SDHCI_QUIRK2_NEED_DELAY_AFTER_INT_CLK_RST,
};
static const struct of_device_id sdhci_at91_dt_match[] = {
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index 946d37f94a31..f5edf9d3a18a 100644
--- a/drivers/mmc/host/sdhci-pxav3.c
+++ b/drivers/mmc/host/sdhci-pxav3.c
@@ -135,6 +135,7 @@ static int armada_38x_quirks(struct platform_device *pdev,
struct sdhci_pxa *pxa = pltfm_host->priv;
struct resource *res;
+ host->quirks &= ~SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN;
host->quirks |= SDHCI_QUIRK_MISSING_CAPS;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"conf-sdio3");
@@ -290,6 +291,9 @@ static void pxav3_set_uhs_signaling(struct sdhci_host *host, unsigned int uhs)
uhs == MMC_TIMING_UHS_DDR50) {
reg_val &= ~SDIO3_CONF_CLK_INV;
reg_val |= SDIO3_CONF_SD_FB_CLK;
+ } else if (uhs == MMC_TIMING_MMC_HS) {
+ reg_val &= ~SDIO3_CONF_CLK_INV;
+ reg_val &= ~SDIO3_CONF_SD_FB_CLK;
} else {
reg_val |= SDIO3_CONF_CLK_INV;
reg_val &= ~SDIO3_CONF_SD_FB_CLK;
@@ -398,7 +402,7 @@ static int sdhci_pxav3_probe(struct platform_device *pdev)
if (of_device_is_compatible(np, "marvell,armada-380-sdhci")) {
ret = armada_38x_quirks(pdev, host);
if (ret < 0)
- goto err_clk_get;
+ goto err_mbus_win;
ret = mv_conf_mbus_windows(pdev, mv_mbus_dram_info());
if (ret < 0)
goto err_mbus_win;
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 64b7fdbd1a9c..fbc7efdddcb5 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1160,6 +1160,8 @@ void sdhci_set_clock(struct sdhci_host *host, unsigned int clock)
host->mmc->actual_clock = 0;
sdhci_writew(host, 0, SDHCI_CLOCK_CONTROL);
+ if (host->quirks2 & SDHCI_QUIRK2_NEED_DELAY_AFTER_INT_CLK_RST)
+ mdelay(1);
if (clock == 0)
return;
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 7c02ff46c8ac..9d4aa31b683a 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -412,6 +412,11 @@ struct sdhci_host {
#define SDHCI_QUIRK2_ACMD23_BROKEN (1<<14)
/* Broken Clock divider zero in controller */
#define SDHCI_QUIRK2_CLOCK_DIV_ZERO_BROKEN (1<<15)
+/*
+ * When internal clock is disabled, a delay is needed before modifying the
+ * SD clock frequency or enabling back the internal clock.
+ */
+#define SDHCI_QUIRK2_NEED_DELAY_AFTER_INT_CLK_RST (1<<16)
int irq; /* Device IRQ */
void __iomem *ioaddr; /* Mapped address */
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index d3c6676b3c0c..6fd4e5a5ef4a 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -67,7 +67,7 @@ static ssize_t bin_attr_nvmem_read(struct file *filp, struct kobject *kobj,
int rc;
/* Stop the user from reading */
- if (pos > nvmem->size)
+ if (pos >= nvmem->size)
return 0;
if (pos + count > nvmem->size)
@@ -92,7 +92,7 @@ static ssize_t bin_attr_nvmem_write(struct file *filp, struct kobject *kobj,
int rc;
/* Stop the user from writing */
- if (pos > nvmem->size)
+ if (pos >= nvmem->size)
return 0;
if (pos + count > nvmem->size)
@@ -825,7 +825,7 @@ static int __nvmem_cell_read(struct nvmem_device *nvmem,
return rc;
/* shift bits in-place */
- if (cell->bit_offset || cell->bit_offset)
+ if (cell->bit_offset || cell->nbits)
nvmem_shift_read_buffer_in_place(cell, buf);
*len = cell->bytes;
@@ -938,7 +938,7 @@ int nvmem_cell_write(struct nvmem_cell *cell, void *buf, size_t len)
rc = regmap_raw_write(nvmem->regmap, cell->offset, buf, cell->bytes);
/* free the tmp buffer */
- if (cell->bit_offset)
+ if (cell->bit_offset || cell->nbits)
kfree(buf);
if (IS_ERR_VALUE(rc))
diff --git a/drivers/nvmem/sunxi_sid.c b/drivers/nvmem/sunxi_sid.c
index 14777dd5212d..cfa3b85064dd 100644
--- a/drivers/nvmem/sunxi_sid.c
+++ b/drivers/nvmem/sunxi_sid.c
@@ -103,7 +103,7 @@ static int sunxi_sid_probe(struct platform_device *pdev)
struct nvmem_device *nvmem;
struct regmap *regmap;
struct sunxi_sid *sid;
- int i, size;
+ int ret, i, size;
char *randomness;
sid = devm_kzalloc(dev, sizeof(*sid), GFP_KERNEL);
@@ -131,6 +131,11 @@ static int sunxi_sid_probe(struct platform_device *pdev)
return PTR_ERR(nvmem);
randomness = kzalloc(sizeof(u8) * size, GFP_KERNEL);
+ if (!randomness) {
+ ret = -EINVAL;
+ goto err_unreg_nvmem;
+ }
+
for (i = 0; i < size; i++)
randomness[i] = sunxi_sid_read_byte(sid, i);
@@ -140,6 +145,10 @@ static int sunxi_sid_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, nvmem);
return 0;
+
+err_unreg_nvmem:
+ nvmem_unregister(nvmem);
+ return ret;
}
static int sunxi_sid_remove(struct platform_device *pdev)
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index d4497141d083..4a7da3c3e035 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -1243,6 +1243,10 @@ static void pci_msi_domain_update_chip_ops(struct msi_domain_info *info)
BUG_ON(!chip);
if (!chip->irq_write_msi_msg)
chip->irq_write_msi_msg = pci_msi_domain_write_msg;
+ if (!chip->irq_mask)
+ chip->irq_mask = pci_msi_mask_irq;
+ if (!chip->irq_unmask)
+ chip->irq_unmask = pci_msi_unmask_irq;
}
/**
diff --git a/drivers/phy/phy-berlin-sata.c b/drivers/phy/phy-berlin-sata.c
index 0062027afb1e..77a2e054fdea 100644
--- a/drivers/phy/phy-berlin-sata.c
+++ b/drivers/phy/phy-berlin-sata.c
@@ -276,6 +276,7 @@ static const struct of_device_id phy_berlin_sata_of_match[] = {
{ .compatible = "marvell,berlin2q-sata-phy" },
{ },
};
+MODULE_DEVICE_TABLE(of, phy_berlin_sata_of_match);
static struct platform_driver phy_berlin_sata_driver = {
.probe = phy_berlin_sata_probe,
diff --git a/drivers/phy/phy-qcom-ufs.c b/drivers/phy/phy-qcom-ufs.c
index 49a1ed0cef56..107cb57c3513 100644
--- a/drivers/phy/phy-qcom-ufs.c
+++ b/drivers/phy/phy-qcom-ufs.c
@@ -432,6 +432,7 @@ out_disable_src:
out:
return ret;
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_enable_ref_clk);
static
int ufs_qcom_phy_disable_vreg(struct phy *phy,
@@ -474,6 +475,7 @@ void ufs_qcom_phy_disable_ref_clk(struct phy *generic_phy)
phy->is_ref_clk_enabled = false;
}
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_disable_ref_clk);
#define UFS_REF_CLK_EN (1 << 5)
@@ -517,11 +519,13 @@ void ufs_qcom_phy_enable_dev_ref_clk(struct phy *generic_phy)
{
ufs_qcom_phy_dev_ref_clk_ctrl(generic_phy, true);
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_enable_dev_ref_clk);
void ufs_qcom_phy_disable_dev_ref_clk(struct phy *generic_phy)
{
ufs_qcom_phy_dev_ref_clk_ctrl(generic_phy, false);
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_disable_dev_ref_clk);
/* Turn ON M-PHY RMMI interface clocks */
int ufs_qcom_phy_enable_iface_clk(struct phy *generic_phy)
@@ -550,6 +554,7 @@ int ufs_qcom_phy_enable_iface_clk(struct phy *generic_phy)
out:
return ret;
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_enable_iface_clk);
/* Turn OFF M-PHY RMMI interface clocks */
void ufs_qcom_phy_disable_iface_clk(struct phy *generic_phy)
@@ -562,6 +567,7 @@ void ufs_qcom_phy_disable_iface_clk(struct phy *generic_phy)
phy->is_iface_clk_enabled = false;
}
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_disable_iface_clk);
int ufs_qcom_phy_start_serdes(struct phy *generic_phy)
{
@@ -578,6 +584,7 @@ int ufs_qcom_phy_start_serdes(struct phy *generic_phy)
return ret;
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_start_serdes);
int ufs_qcom_phy_set_tx_lane_enable(struct phy *generic_phy, u32 tx_lanes)
{
@@ -595,6 +602,7 @@ int ufs_qcom_phy_set_tx_lane_enable(struct phy *generic_phy, u32 tx_lanes)
return ret;
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_set_tx_lane_enable);
void ufs_qcom_phy_save_controller_version(struct phy *generic_phy,
u8 major, u16 minor, u16 step)
@@ -605,6 +613,7 @@ void ufs_qcom_phy_save_controller_version(struct phy *generic_phy,
ufs_qcom_phy->host_ctrl_rev_minor = minor;
ufs_qcom_phy->host_ctrl_rev_step = step;
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_save_controller_version);
int ufs_qcom_phy_calibrate_phy(struct phy *generic_phy, bool is_rate_B)
{
@@ -625,6 +634,7 @@ int ufs_qcom_phy_calibrate_phy(struct phy *generic_phy, bool is_rate_B)
return ret;
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_calibrate_phy);
int ufs_qcom_phy_remove(struct phy *generic_phy,
struct ufs_qcom_phy *ufs_qcom_phy)
@@ -662,6 +672,7 @@ int ufs_qcom_phy_is_pcs_ready(struct phy *generic_phy)
return ufs_qcom_phy->phy_spec_ops->
is_physical_coding_sublayer_ready(ufs_qcom_phy);
}
+EXPORT_SYMBOL_GPL(ufs_qcom_phy_is_pcs_ready);
int ufs_qcom_phy_power_on(struct phy *generic_phy)
{
diff --git a/drivers/phy/phy-rockchip-usb.c b/drivers/phy/phy-rockchip-usb.c
index 5a5c073e72fe..91d6f342c565 100644
--- a/drivers/phy/phy-rockchip-usb.c
+++ b/drivers/phy/phy-rockchip-usb.c
@@ -98,6 +98,7 @@ static int rockchip_usb_phy_probe(struct platform_device *pdev)
struct device_node *child;
struct regmap *grf;
unsigned int reg_offset;
+ int err;
grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,grf");
if (IS_ERR(grf)) {
@@ -129,6 +130,11 @@ static int rockchip_usb_phy_probe(struct platform_device *pdev)
return PTR_ERR(rk_phy->phy);
}
phy_set_drvdata(rk_phy->phy, rk_phy);
+
+ /* only power up usb phy when it use, so disable it when init*/
+ err = rockchip_usb_phy_power(rk_phy, 1);
+ if (err)
+ return err;
}
phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
diff --git a/drivers/pinctrl/freescale/pinctrl-imx25.c b/drivers/pinctrl/freescale/pinctrl-imx25.c
index faf635654312..293ed4381cc0 100644
--- a/drivers/pinctrl/freescale/pinctrl-imx25.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx25.c
@@ -26,7 +26,8 @@
#include "pinctrl-imx.h"
enum imx25_pads {
- MX25_PAD_RESERVE0 = 1,
+ MX25_PAD_RESERVE0 = 0,
+ MX25_PAD_RESERVE1 = 1,
MX25_PAD_A10 = 2,
MX25_PAD_A13 = 3,
MX25_PAD_A14 = 4,
@@ -169,6 +170,7 @@ enum imx25_pads {
/* Pad names for the pinmux subsystem */
static const struct pinctrl_pin_desc imx25_pinctrl_pads[] = {
IMX_PINCTRL_PIN(MX25_PAD_RESERVE0),
+ IMX_PINCTRL_PIN(MX25_PAD_RESERVE1),
IMX_PINCTRL_PIN(MX25_PAD_A10),
IMX_PINCTRL_PIN(MX25_PAD_A13),
IMX_PINCTRL_PIN(MX25_PAD_A14),
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun5i-a10s.c b/drivers/pinctrl/sunxi/pinctrl-sun5i-a10s.c
index 63676617bc59..f9a3f8f446f7 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sun5i-a10s.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sun5i-a10s.c
@@ -653,7 +653,7 @@ static const struct sunxi_desc_pin sun5i_a10s_pins[] = {
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
SUNXI_FUNCTION(0x2, "spi1"), /* CS1 */
- SUNXI_FUNCTION(0x3, "uart3"), /* PWM1 */
+ SUNXI_FUNCTION(0x3, "pwm"), /* PWM1 */
SUNXI_FUNCTION(0x5, "uart2"), /* CTS */
SUNXI_FUNCTION_IRQ(0x6, 13)), /* EINT13 */
};
diff --git a/drivers/pinctrl/uniphier/pinctrl-ph1-sld8.c b/drivers/pinctrl/uniphier/pinctrl-ph1-sld8.c
index 7e9dae54fcb2..2df8bbecebfc 100644
--- a/drivers/pinctrl/uniphier/pinctrl-ph1-sld8.c
+++ b/drivers/pinctrl/uniphier/pinctrl-ph1-sld8.c
@@ -22,49 +22,49 @@
#define DRIVER_NAME "ph1-sld8-pinctrl"
static const struct pinctrl_pin_desc ph1_sld8_pins[] = {
- UNIPHIER_PINCTRL_PIN(0, "PCA00", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(0, "PCA00", 0,
15, UNIPHIER_PIN_DRV_4_8,
15, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(1, "PCA01", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(1, "PCA01", 0,
16, UNIPHIER_PIN_DRV_4_8,
16, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(2, "PCA02", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(2, "PCA02", 0,
17, UNIPHIER_PIN_DRV_4_8,
17, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(3, "PCA03", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(3, "PCA03", 0,
18, UNIPHIER_PIN_DRV_4_8,
18, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(4, "PCA04", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(4, "PCA04", 0,
19, UNIPHIER_PIN_DRV_4_8,
19, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(5, "PCA05", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(5, "PCA05", 0,
20, UNIPHIER_PIN_DRV_4_8,
20, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(6, "PCA06", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(6, "PCA06", 0,
21, UNIPHIER_PIN_DRV_4_8,
21, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(7, "PCA07", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(7, "PCA07", 0,
22, UNIPHIER_PIN_DRV_4_8,
22, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(8, "PCA08", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(8, "PCA08", 0,
23, UNIPHIER_PIN_DRV_4_8,
23, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(9, "PCA09", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(9, "PCA09", 0,
24, UNIPHIER_PIN_DRV_4_8,
24, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(10, "PCA10", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(10, "PCA10", 0,
25, UNIPHIER_PIN_DRV_4_8,
25, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(11, "PCA11", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(11, "PCA11", 0,
26, UNIPHIER_PIN_DRV_4_8,
26, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(12, "PCA12", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(12, "PCA12", 0,
27, UNIPHIER_PIN_DRV_4_8,
27, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(13, "PCA13", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(13, "PCA13", 0,
28, UNIPHIER_PIN_DRV_4_8,
28, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(14, "PCA14", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(14, "PCA14", 0,
29, UNIPHIER_PIN_DRV_4_8,
29, UNIPHIER_PIN_PULL_DOWN),
UNIPHIER_PINCTRL_PIN(15, "XNFRE_GB", UNIPHIER_PIN_IECTRL_NONE,
@@ -118,199 +118,199 @@ static const struct pinctrl_pin_desc ph1_sld8_pins[] = {
UNIPHIER_PINCTRL_PIN(31, "NFD7_GB", UNIPHIER_PIN_IECTRL_NONE,
36, UNIPHIER_PIN_DRV_8_12_16_20,
128, UNIPHIER_PIN_PULL_UP),
- UNIPHIER_PINCTRL_PIN(32, "SDCLK", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(32, "SDCLK", 8,
40, UNIPHIER_PIN_DRV_8_12_16_20,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(33, "SDCMD", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(33, "SDCMD", 8,
44, UNIPHIER_PIN_DRV_8_12_16_20,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(34, "SDDAT0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(34, "SDDAT0", 8,
48, UNIPHIER_PIN_DRV_8_12_16_20,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(35, "SDDAT1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(35, "SDDAT1", 8,
52, UNIPHIER_PIN_DRV_8_12_16_20,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(36, "SDDAT2", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(36, "SDDAT2", 8,
56, UNIPHIER_PIN_DRV_8_12_16_20,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(37, "SDDAT3", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(37, "SDDAT3", 8,
60, UNIPHIER_PIN_DRV_8_12_16_20,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(38, "SDCD", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(38, "SDCD", 8,
-1, UNIPHIER_PIN_DRV_FIXED_4,
129, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(39, "SDWP", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(39, "SDWP", 8,
-1, UNIPHIER_PIN_DRV_FIXED_4,
130, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(40, "SDVOLC", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(40, "SDVOLC", 9,
-1, UNIPHIER_PIN_DRV_FIXED_4,
131, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(41, "USB0VBUS", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(41, "USB0VBUS", 0,
37, UNIPHIER_PIN_DRV_4_8,
37, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(42, "USB0OD", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(42, "USB0OD", 0,
38, UNIPHIER_PIN_DRV_4_8,
38, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(43, "USB1VBUS", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(43, "USB1VBUS", 0,
39, UNIPHIER_PIN_DRV_4_8,
39, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(44, "USB1OD", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(44, "USB1OD", 0,
40, UNIPHIER_PIN_DRV_4_8,
40, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(45, "PCRESET", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(45, "PCRESET", 0,
41, UNIPHIER_PIN_DRV_4_8,
41, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(46, "PCREG", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(46, "PCREG", 0,
42, UNIPHIER_PIN_DRV_4_8,
42, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(47, "PCCE2", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(47, "PCCE2", 0,
43, UNIPHIER_PIN_DRV_4_8,
43, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(48, "PCVS1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(48, "PCVS1", 0,
44, UNIPHIER_PIN_DRV_4_8,
44, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(49, "PCCD2", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(49, "PCCD2", 0,
45, UNIPHIER_PIN_DRV_4_8,
45, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(50, "PCCD1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(50, "PCCD1", 0,
46, UNIPHIER_PIN_DRV_4_8,
46, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(51, "PCREADY", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(51, "PCREADY", 0,
47, UNIPHIER_PIN_DRV_4_8,
47, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(52, "PCDOE", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(52, "PCDOE", 0,
48, UNIPHIER_PIN_DRV_4_8,
48, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(53, "PCCE1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(53, "PCCE1", 0,
49, UNIPHIER_PIN_DRV_4_8,
49, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(54, "PCWE", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(54, "PCWE", 0,
50, UNIPHIER_PIN_DRV_4_8,
50, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(55, "PCOE", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(55, "PCOE", 0,
51, UNIPHIER_PIN_DRV_4_8,
51, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(56, "PCWAIT", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(56, "PCWAIT", 0,
52, UNIPHIER_PIN_DRV_4_8,
52, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(57, "PCIOWR", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(57, "PCIOWR", 0,
53, UNIPHIER_PIN_DRV_4_8,
53, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(58, "PCIORD", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(58, "PCIORD", 0,
54, UNIPHIER_PIN_DRV_4_8,
54, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(59, "HS0DIN0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(59, "HS0DIN0", 0,
55, UNIPHIER_PIN_DRV_4_8,
55, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(60, "HS0DIN1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(60, "HS0DIN1", 0,
56, UNIPHIER_PIN_DRV_4_8,
56, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(61, "HS0DIN2", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(61, "HS0DIN2", 0,
57, UNIPHIER_PIN_DRV_4_8,
57, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(62, "HS0DIN3", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(62, "HS0DIN3", 0,
58, UNIPHIER_PIN_DRV_4_8,
58, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(63, "HS0DIN4", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(63, "HS0DIN4", 0,
59, UNIPHIER_PIN_DRV_4_8,
59, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(64, "HS0DIN5", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(64, "HS0DIN5", 0,
60, UNIPHIER_PIN_DRV_4_8,
60, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(65, "HS0DIN6", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(65, "HS0DIN6", 0,
61, UNIPHIER_PIN_DRV_4_8,
61, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(66, "HS0DIN7", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(66, "HS0DIN7", 0,
62, UNIPHIER_PIN_DRV_4_8,
62, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(67, "HS0BCLKIN", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(67, "HS0BCLKIN", 0,
63, UNIPHIER_PIN_DRV_4_8,
63, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(68, "HS0VALIN", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(68, "HS0VALIN", 0,
64, UNIPHIER_PIN_DRV_4_8,
64, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(69, "HS0SYNCIN", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(69, "HS0SYNCIN", 0,
65, UNIPHIER_PIN_DRV_4_8,
65, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(70, "HSDOUT0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(70, "HSDOUT0", 0,
66, UNIPHIER_PIN_DRV_4_8,
66, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(71, "HSDOUT1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(71, "HSDOUT1", 0,
67, UNIPHIER_PIN_DRV_4_8,
67, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(72, "HSDOUT2", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(72, "HSDOUT2", 0,
68, UNIPHIER_PIN_DRV_4_8,
68, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(73, "HSDOUT3", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(73, "HSDOUT3", 0,
69, UNIPHIER_PIN_DRV_4_8,
69, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(74, "HSDOUT4", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(74, "HSDOUT4", 0,
70, UNIPHIER_PIN_DRV_4_8,
70, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(75, "HSDOUT5", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(75, "HSDOUT5", 0,
71, UNIPHIER_PIN_DRV_4_8,
71, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(76, "HSDOUT6", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(76, "HSDOUT6", 0,
72, UNIPHIER_PIN_DRV_4_8,
72, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(77, "HSDOUT7", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(77, "HSDOUT7", 0,
73, UNIPHIER_PIN_DRV_4_8,
73, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(78, "HSBCLKOUT", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(78, "HSBCLKOUT", 0,
74, UNIPHIER_PIN_DRV_4_8,
74, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(79, "HSVALOUT", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(79, "HSVALOUT", 0,
75, UNIPHIER_PIN_DRV_4_8,
75, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(80, "HSSYNCOUT", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(80, "HSSYNCOUT", 0,
76, UNIPHIER_PIN_DRV_4_8,
76, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(81, "HS1DIN0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(81, "HS1DIN0", 0,
77, UNIPHIER_PIN_DRV_4_8,
77, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(82, "HS1DIN1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(82, "HS1DIN1", 0,
78, UNIPHIER_PIN_DRV_4_8,
78, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(83, "HS1DIN2", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(83, "HS1DIN2", 0,
79, UNIPHIER_PIN_DRV_4_8,
79, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(84, "HS1DIN3", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(84, "HS1DIN3", 0,
80, UNIPHIER_PIN_DRV_4_8,
80, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(85, "HS1DIN4", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(85, "HS1DIN4", 0,
81, UNIPHIER_PIN_DRV_4_8,
81, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(86, "HS1DIN5", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(86, "HS1DIN5", 0,
82, UNIPHIER_PIN_DRV_4_8,
82, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(87, "HS1DIN6", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(87, "HS1DIN6", 0,
83, UNIPHIER_PIN_DRV_4_8,
83, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(88, "HS1DIN7", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(88, "HS1DIN7", 0,
84, UNIPHIER_PIN_DRV_4_8,
84, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(89, "HS1BCLKIN", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(89, "HS1BCLKIN", 0,
85, UNIPHIER_PIN_DRV_4_8,
85, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(90, "HS1VALIN", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(90, "HS1VALIN", 0,
86, UNIPHIER_PIN_DRV_4_8,
86, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(91, "HS1SYNCIN", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(91, "HS1SYNCIN", 0,
87, UNIPHIER_PIN_DRV_4_8,
87, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(92, "AGCI", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(92, "AGCI", 3,
-1, UNIPHIER_PIN_DRV_FIXED_4,
132, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(93, "AGCR", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(93, "AGCR", 4,
-1, UNIPHIER_PIN_DRV_FIXED_4,
133, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(94, "AGCBS", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(94, "AGCBS", 5,
-1, UNIPHIER_PIN_DRV_FIXED_4,
134, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(95, "IECOUT", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(95, "IECOUT", 0,
88, UNIPHIER_PIN_DRV_4_8,
88, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(96, "ASMCK", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(96, "ASMCK", 0,
89, UNIPHIER_PIN_DRV_4_8,
89, UNIPHIER_PIN_PULL_DOWN),
UNIPHIER_PINCTRL_PIN(97, "ABCKO", UNIPHIER_PIN_IECTRL_NONE,
@@ -325,31 +325,31 @@ static const struct pinctrl_pin_desc ph1_sld8_pins[] = {
UNIPHIER_PINCTRL_PIN(100, "ASDOUT1", UNIPHIER_PIN_IECTRL_NONE,
93, UNIPHIER_PIN_DRV_4_8,
93, UNIPHIER_PIN_PULL_UP),
- UNIPHIER_PINCTRL_PIN(101, "ARCOUT", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(101, "ARCOUT", 0,
94, UNIPHIER_PIN_DRV_4_8,
94, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(102, "SDA0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(102, "SDA0", 10,
-1, UNIPHIER_PIN_DRV_FIXED_4,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(103, "SCL0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(103, "SCL0", 10,
-1, UNIPHIER_PIN_DRV_FIXED_4,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(104, "SDA1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(104, "SDA1", 11,
-1, UNIPHIER_PIN_DRV_FIXED_4,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(105, "SCL1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(105, "SCL1", 11,
-1, UNIPHIER_PIN_DRV_FIXED_4,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(106, "DMDSDA0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(106, "DMDSDA0", 12,
-1, UNIPHIER_PIN_DRV_FIXED_4,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(107, "DMDSCL0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(107, "DMDSCL0", 12,
-1, UNIPHIER_PIN_DRV_FIXED_4,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(108, "DMDSDA1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(108, "DMDSDA1", 13,
-1, UNIPHIER_PIN_DRV_FIXED_4,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(109, "DMDSCL1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(109, "DMDSCL1", 13,
-1, UNIPHIER_PIN_DRV_FIXED_4,
-1, UNIPHIER_PIN_PULL_NONE),
UNIPHIER_PINCTRL_PIN(110, "SBO0", UNIPHIER_PIN_IECTRL_NONE,
@@ -358,76 +358,76 @@ static const struct pinctrl_pin_desc ph1_sld8_pins[] = {
UNIPHIER_PINCTRL_PIN(111, "SBI0", UNIPHIER_PIN_IECTRL_NONE,
96, UNIPHIER_PIN_DRV_4_8,
96, UNIPHIER_PIN_PULL_UP),
- UNIPHIER_PINCTRL_PIN(112, "SBO1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(112, "SBO1", 0,
97, UNIPHIER_PIN_DRV_4_8,
97, UNIPHIER_PIN_PULL_UP),
- UNIPHIER_PINCTRL_PIN(113, "SBI1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(113, "SBI1", 0,
98, UNIPHIER_PIN_DRV_4_8,
98, UNIPHIER_PIN_PULL_UP),
- UNIPHIER_PINCTRL_PIN(114, "TXD1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(114, "TXD1", 0,
99, UNIPHIER_PIN_DRV_4_8,
99, UNIPHIER_PIN_PULL_UP),
- UNIPHIER_PINCTRL_PIN(115, "RXD1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(115, "RXD1", 0,
100, UNIPHIER_PIN_DRV_4_8,
100, UNIPHIER_PIN_PULL_UP),
- UNIPHIER_PINCTRL_PIN(116, "HIN", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(116, "HIN", 1,
-1, UNIPHIER_PIN_DRV_FIXED_5,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(117, "VIN", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(117, "VIN", 2,
-1, UNIPHIER_PIN_DRV_FIXED_5,
-1, UNIPHIER_PIN_PULL_NONE),
- UNIPHIER_PINCTRL_PIN(118, "TCON0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(118, "TCON0", 0,
101, UNIPHIER_PIN_DRV_4_8,
101, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(119, "TCON1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(119, "TCON1", 0,
102, UNIPHIER_PIN_DRV_4_8,
102, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(120, "TCON2", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(120, "TCON2", 0,
103, UNIPHIER_PIN_DRV_4_8,
103, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(121, "TCON3", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(121, "TCON3", 0,
104, UNIPHIER_PIN_DRV_4_8,
104, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(122, "TCON4", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(122, "TCON4", 0,
105, UNIPHIER_PIN_DRV_4_8,
105, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(123, "TCON5", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(123, "TCON5", 0,
106, UNIPHIER_PIN_DRV_4_8,
106, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(124, "TCON6", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(124, "TCON6", 0,
107, UNIPHIER_PIN_DRV_4_8,
107, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(125, "TCON7", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(125, "TCON7", 0,
108, UNIPHIER_PIN_DRV_4_8,
108, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(126, "TCON8", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(126, "TCON8", 0,
109, UNIPHIER_PIN_DRV_4_8,
109, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(127, "PWMA", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(127, "PWMA", 0,
110, UNIPHIER_PIN_DRV_4_8,
110, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(128, "XIRQ0", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(128, "XIRQ0", 0,
111, UNIPHIER_PIN_DRV_4_8,
111, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(129, "XIRQ1", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(129, "XIRQ1", 0,
112, UNIPHIER_PIN_DRV_4_8,
112, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(130, "XIRQ2", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(130, "XIRQ2", 0,
113, UNIPHIER_PIN_DRV_4_8,
113, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(131, "XIRQ3", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(131, "XIRQ3", 0,
114, UNIPHIER_PIN_DRV_4_8,
114, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(132, "XIRQ4", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(132, "XIRQ4", 0,
115, UNIPHIER_PIN_DRV_4_8,
115, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(133, "XIRQ5", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(133, "XIRQ5", 0,
116, UNIPHIER_PIN_DRV_4_8,
116, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(134, "XIRQ6", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(134, "XIRQ6", 0,
117, UNIPHIER_PIN_DRV_4_8,
117, UNIPHIER_PIN_PULL_DOWN),
- UNIPHIER_PINCTRL_PIN(135, "XIRQ7", UNIPHIER_PIN_IECTRL_NONE,
+ UNIPHIER_PINCTRL_PIN(135, "XIRQ7", 0,
118, UNIPHIER_PIN_DRV_4_8,
118, UNIPHIER_PIN_PULL_DOWN),
};
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index add419d6ff34..a56a7b243e91 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -212,6 +212,17 @@ static const struct file_operations twa_fops = {
.llseek = noop_llseek,
};
+/*
+ * The controllers use an inline buffer instead of a mapped SGL for small,
+ * single entry buffers. Note that we treat a zero-length transfer like
+ * a mapped SGL.
+ */
+static bool twa_command_mapped(struct scsi_cmnd *cmd)
+{
+ return scsi_sg_count(cmd) != 1 ||
+ scsi_bufflen(cmd) >= TW_MIN_SGL_LENGTH;
+}
+
/* This function will complete an aen request from the isr */
static int twa_aen_complete(TW_Device_Extension *tw_dev, int request_id)
{
@@ -1339,7 +1350,8 @@ static irqreturn_t twa_interrupt(int irq, void *dev_instance)
}
/* Now complete the io */
- scsi_dma_unmap(cmd);
+ if (twa_command_mapped(cmd))
+ scsi_dma_unmap(cmd);
cmd->scsi_done(cmd);
tw_dev->state[request_id] = TW_S_COMPLETED;
twa_free_request_id(tw_dev, request_id);
@@ -1582,7 +1594,8 @@ static int twa_reset_device_extension(TW_Device_Extension *tw_dev)
struct scsi_cmnd *cmd = tw_dev->srb[i];
cmd->result = (DID_RESET << 16);
- scsi_dma_unmap(cmd);
+ if (twa_command_mapped(cmd))
+ scsi_dma_unmap(cmd);
cmd->scsi_done(cmd);
}
}
@@ -1765,12 +1778,14 @@ static int twa_scsi_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_
retval = twa_scsiop_execute_scsi(tw_dev, request_id, NULL, 0, NULL);
switch (retval) {
case SCSI_MLQUEUE_HOST_BUSY:
- scsi_dma_unmap(SCpnt);
+ if (twa_command_mapped(SCpnt))
+ scsi_dma_unmap(SCpnt);
twa_free_request_id(tw_dev, request_id);
break;
case 1:
SCpnt->result = (DID_ERROR << 16);
- scsi_dma_unmap(SCpnt);
+ if (twa_command_mapped(SCpnt))
+ scsi_dma_unmap(SCpnt);
done(SCpnt);
tw_dev->state[request_id] = TW_S_COMPLETED;
twa_free_request_id(tw_dev, request_id);
@@ -1831,8 +1846,7 @@ static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int request_id,
/* Map sglist from scsi layer to cmd packet */
if (scsi_sg_count(srb)) {
- if ((scsi_sg_count(srb) == 1) &&
- (scsi_bufflen(srb) < TW_MIN_SGL_LENGTH)) {
+ if (!twa_command_mapped(srb)) {
if (srb->sc_data_direction == DMA_TO_DEVICE ||
srb->sc_data_direction == DMA_BIDIRECTIONAL)
scsi_sg_copy_to_buffer(srb,
@@ -1905,7 +1919,7 @@ static void twa_scsiop_execute_scsi_complete(TW_Device_Extension *tw_dev, int re
{
struct scsi_cmnd *cmd = tw_dev->srb[request_id];
- if (scsi_bufflen(cmd) < TW_MIN_SGL_LENGTH &&
+ if (!twa_command_mapped(cmd) &&
(cmd->sc_data_direction == DMA_FROM_DEVICE ||
cmd->sc_data_direction == DMA_BIDIRECTIONAL)) {
if (scsi_sg_count(cmd) == 1) {
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 33c74d3436c9..6bffd91b973a 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -976,13 +976,13 @@ static void iscsi_tmf_rsp(struct iscsi_conn *conn, struct iscsi_hdr *hdr)
wake_up(&conn->ehwait);
}
-static void iscsi_send_nopout(struct iscsi_conn *conn, struct iscsi_nopin *rhdr)
+static int iscsi_send_nopout(struct iscsi_conn *conn, struct iscsi_nopin *rhdr)
{
struct iscsi_nopout hdr;
struct iscsi_task *task;
if (!rhdr && conn->ping_task)
- return;
+ return -EINVAL;
memset(&hdr, 0, sizeof(struct iscsi_nopout));
hdr.opcode = ISCSI_OP_NOOP_OUT | ISCSI_OP_IMMEDIATE;
@@ -996,13 +996,16 @@ static void iscsi_send_nopout(struct iscsi_conn *conn, struct iscsi_nopin *rhdr)
hdr.ttt = RESERVED_ITT;
task = __iscsi_conn_send_pdu(conn, (struct iscsi_hdr *)&hdr, NULL, 0);
- if (!task)
+ if (!task) {
iscsi_conn_printk(KERN_ERR, conn, "Could not send nopout\n");
- else if (!rhdr) {
+ return -EIO;
+ } else if (!rhdr) {
/* only track our nops */
conn->ping_task = task;
conn->last_ping = jiffies;
}
+
+ return 0;
}
static int iscsi_nop_out_rsp(struct iscsi_task *task,
@@ -2092,8 +2095,10 @@ static void iscsi_check_transport_timeouts(unsigned long data)
if (time_before_eq(last_recv + recv_timeout, jiffies)) {
/* send a ping to try to provoke some traffic */
ISCSI_DBG_CONN(conn, "Sending nopout as ping\n");
- iscsi_send_nopout(conn, NULL);
- next_timeout = conn->last_ping + (conn->ping_timeout * HZ);
+ if (iscsi_send_nopout(conn, NULL))
+ next_timeout = jiffies + (1 * HZ);
+ else
+ next_timeout = conn->last_ping + (conn->ping_timeout * HZ);
} else
next_timeout = last_recv + recv_timeout;
diff --git a/drivers/scsi/scsi_dh.c b/drivers/scsi/scsi_dh.c
index edb044a7b56d..0a2168e69bbc 100644
--- a/drivers/scsi/scsi_dh.c
+++ b/drivers/scsi/scsi_dh.c
@@ -111,7 +111,7 @@ static struct scsi_device_handler *scsi_dh_lookup(const char *name)
dh = __scsi_dh_lookup(name);
if (!dh) {
- request_module(name);
+ request_module("scsi_dh_%s", name);
dh = __scsi_dh_lookup(name);
}
diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c
index 769b61193d87..a9bc6e23fc25 100644
--- a/drivers/staging/lustre/lustre/llite/dir.c
+++ b/drivers/staging/lustre/lustre/llite/dir.c
@@ -224,7 +224,7 @@ static int ll_dir_filler(void *_hash, struct page *page0)
prefetchw(&page->flags);
ret = add_to_page_cache_lru(page, inode->i_mapping, offset,
- GFP_KERNEL);
+ GFP_NOFS);
if (ret == 0) {
unlock_page(page);
} else {
diff --git a/drivers/staging/speakup/fakekey.c b/drivers/staging/speakup/fakekey.c
index 4299cf45f947..5e1f16c36b49 100644
--- a/drivers/staging/speakup/fakekey.c
+++ b/drivers/staging/speakup/fakekey.c
@@ -81,6 +81,7 @@ void speakup_fake_down_arrow(void)
__this_cpu_write(reporting_keystroke, true);
input_report_key(virt_keyboard, KEY_DOWN, PRESSED);
input_report_key(virt_keyboard, KEY_DOWN, RELEASED);
+ input_sync(virt_keyboard);
__this_cpu_write(reporting_keystroke, false);
/* reenable preemption */
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 20932cc9c8f7..b09023b07169 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -343,8 +343,7 @@ static void n_tty_packet_mode_flush(struct tty_struct *tty)
spin_lock_irqsave(&tty->ctrl_lock, flags);
tty->ctrl_status |= TIOCPKT_FLUSHREAD;
spin_unlock_irqrestore(&tty->ctrl_lock, flags);
- if (waitqueue_active(&tty->link->read_wait))
- wake_up_interruptible(&tty->link->read_wait);
+ wake_up_interruptible(&tty->link->read_wait);
}
}
@@ -1382,8 +1381,7 @@ handle_newline:
put_tty_queue(c, ldata);
smp_store_release(&ldata->canon_head, ldata->read_head);
kill_fasync(&tty->fasync, SIGIO, POLL_IN);
- if (waitqueue_active(&tty->read_wait))
- wake_up_interruptible_poll(&tty->read_wait, POLLIN);
+ wake_up_interruptible_poll(&tty->read_wait, POLLIN);
return 0;
}
}
@@ -1667,8 +1665,7 @@ static void __receive_buf(struct tty_struct *tty, const unsigned char *cp,
if ((read_cnt(ldata) >= ldata->minimum_to_wake) || L_EXTPROC(tty)) {
kill_fasync(&tty->fasync, SIGIO, POLL_IN);
- if (waitqueue_active(&tty->read_wait))
- wake_up_interruptible_poll(&tty->read_wait, POLLIN);
+ wake_up_interruptible_poll(&tty->read_wait, POLLIN);
}
}
@@ -1887,10 +1884,8 @@ static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old)
}
/* The termios change make the tty ready for I/O */
- if (waitqueue_active(&tty->write_wait))
- wake_up_interruptible(&tty->write_wait);
- if (waitqueue_active(&tty->read_wait))
- wake_up_interruptible(&tty->read_wait);
+ wake_up_interruptible(&tty->write_wait);
+ wake_up_interruptible(&tty->read_wait);
}
/**
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index b1e0ba3e525b..0bbf34035d6a 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -261,6 +261,14 @@ configured less than Maximum supported fifo bytes */
UART_FCR7_64BYTE,
.flags = UART_CAP_FIFO,
},
+ [PORT_RT2880] = {
+ .name = "Palmchip BK-3103",
+ .fifo_size = 16,
+ .tx_loadsz = 16,
+ .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
+ .rxtrig_bytes = {1, 4, 8, 14},
+ .flags = UART_CAP_FIFO,
+ },
};
/* Uart divisor latch read */
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 5ca5cf3e9359..538ea03bc101 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -2786,7 +2786,7 @@ static int atmel_serial_probe(struct platform_device *pdev)
ret = atmel_init_gpios(port, &pdev->dev);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to initialize GPIOs.");
- goto err;
+ goto err_clear_bit;
}
ret = atmel_init_port(port, pdev);
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index fe3d41cc8416..d0388a071ba1 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -1631,12 +1631,12 @@ imx_console_write(struct console *co, const char *s, unsigned int count)
int locked = 1;
int retval;
- retval = clk_prepare_enable(sport->clk_per);
+ retval = clk_enable(sport->clk_per);
if (retval)
return;
- retval = clk_prepare_enable(sport->clk_ipg);
+ retval = clk_enable(sport->clk_ipg);
if (retval) {
- clk_disable_unprepare(sport->clk_per);
+ clk_disable(sport->clk_per);
return;
}
@@ -1675,8 +1675,8 @@ imx_console_write(struct console *co, const char *s, unsigned int count)
if (locked)
spin_unlock_irqrestore(&sport->port.lock, flags);
- clk_disable_unprepare(sport->clk_ipg);
- clk_disable_unprepare(sport->clk_per);
+ clk_disable(sport->clk_ipg);
+ clk_disable(sport->clk_per);
}
/*
@@ -1777,7 +1777,15 @@ imx_console_setup(struct console *co, char *options)
retval = uart_set_options(&sport->port, co, baud, parity, bits, flow);
- clk_disable_unprepare(sport->clk_ipg);
+ clk_disable(sport->clk_ipg);
+ if (retval) {
+ clk_unprepare(sport->clk_ipg);
+ goto error_console;
+ }
+
+ retval = clk_prepare(sport->clk_per);
+ if (retval)
+ clk_disable_unprepare(sport->clk_ipg);
error_console:
return retval;
diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c
index 5a3fa8913880..a660ab181cca 100644
--- a/drivers/tty/tty_buffer.c
+++ b/drivers/tty/tty_buffer.c
@@ -242,7 +242,10 @@ void tty_buffer_flush(struct tty_struct *tty, struct tty_ldisc *ld)
atomic_inc(&buf->priority);
mutex_lock(&buf->lock);
- while ((next = buf->head->next) != NULL) {
+ /* paired w/ release in __tty_buffer_request_room; ensures there are
+ * no pending memory accesses to the freed buffer
+ */
+ while ((next = smp_load_acquire(&buf->head->next)) != NULL) {
tty_buffer_free(port, buf->head);
buf->head = next;
}
@@ -290,7 +293,10 @@ static int __tty_buffer_request_room(struct tty_port *port, size_t size,
if (n != NULL) {
n->flags = flags;
buf->tail = n;
- b->commit = b->used;
+ /* paired w/ acquire in flush_to_ldisc(); ensures
+ * flush_to_ldisc() sees buffer data.
+ */
+ smp_store_release(&b->commit, b->used);
/* paired w/ acquire in flush_to_ldisc(); ensures the
* latest commit value can be read before the head is
* advanced to the next buffer
@@ -393,7 +399,10 @@ void tty_schedule_flip(struct tty_port *port)
{
struct tty_bufhead *buf = &port->buf;
- buf->tail->commit = buf->tail->used;
+ /* paired w/ acquire in flush_to_ldisc(); ensures
+ * flush_to_ldisc() sees buffer data.
+ */
+ smp_store_release(&buf->tail->commit, buf->tail->used);
schedule_work(&buf->work);
}
EXPORT_SYMBOL(tty_schedule_flip);
@@ -467,7 +476,7 @@ static void flush_to_ldisc(struct work_struct *work)
struct tty_struct *tty;
struct tty_ldisc *disc;
- tty = port->itty;
+ tty = READ_ONCE(port->itty);
if (tty == NULL)
return;
@@ -491,7 +500,10 @@ static void flush_to_ldisc(struct work_struct *work)
* is advancing to the next buffer
*/
next = smp_load_acquire(&head->next);
- count = head->commit - head->read;
+ /* paired w/ release in __tty_buffer_request_room() or in
+ * tty_buffer_flush(); ensures we see the committed buffer data
+ */
+ count = smp_load_acquire(&head->commit) - head->read;
if (!count) {
if (next == NULL) {
check_other_closed(tty);
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 02785d844354..2eefaa6e3e3a 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2128,8 +2128,24 @@ retry_open:
if (!noctty &&
current->signal->leader &&
!current->signal->tty &&
- tty->session == NULL)
- __proc_set_tty(tty);
+ tty->session == NULL) {
+ /*
+ * Don't let a process that only has write access to the tty
+ * obtain the privileges associated with having a tty as
+ * controlling terminal (being able to reopen it with full
+ * access through /dev/tty, being able to perform pushback).
+ * Many distributions set the group of all ttys to "tty" and
+ * grant write-only access to all terminals for setgid tty
+ * binaries, which should not imply full privileges on all ttys.
+ *
+ * This could theoretically break old code that performs open()
+ * on a write-only file descriptor. In that case, it might be
+ * necessary to also permit this if
+ * inode_permission(inode, MAY_READ) == 0.
+ */
+ if (filp->f_mode & FMODE_READ)
+ __proc_set_tty(tty);
+ }
spin_unlock_irq(&current->sighand->siglock);
read_unlock(&tasklist_lock);
tty_unlock(tty);
@@ -2418,7 +2434,7 @@ static int fionbio(struct file *file, int __user *p)
* Takes ->siglock() when updating signal->tty
*/
-static int tiocsctty(struct tty_struct *tty, int arg)
+static int tiocsctty(struct tty_struct *tty, struct file *file, int arg)
{
int ret = 0;
@@ -2452,6 +2468,13 @@ static int tiocsctty(struct tty_struct *tty, int arg)
goto unlock;
}
}
+
+ /* See the comment in tty_open(). */
+ if ((file->f_mode & FMODE_READ) == 0 && !capable(CAP_SYS_ADMIN)) {
+ ret = -EPERM;
+ goto unlock;
+ }
+
proc_set_tty(tty);
unlock:
read_unlock(&tasklist_lock);
@@ -2844,7 +2867,7 @@ long tty_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
no_tty();
return 0;
case TIOCSCTTY:
- return tiocsctty(tty, arg);
+ return tiocsctty(tty, file, arg);
case TIOCGPGRP:
return tiocgpgrp(tty, real_tty, p);
case TIOCSPGRP:
@@ -3151,13 +3174,18 @@ struct class *tty_class;
static int tty_cdev_add(struct tty_driver *driver, dev_t dev,
unsigned int index, unsigned int count)
{
+ int err;
+
/* init here, since reused cdevs cause crashes */
driver->cdevs[index] = cdev_alloc();
if (!driver->cdevs[index])
return -ENOMEM;
- cdev_init(driver->cdevs[index], &tty_fops);
+ driver->cdevs[index]->ops = &tty_fops;
driver->cdevs[index]->owner = driver->owner;
- return cdev_add(driver->cdevs[index], dev, count);
+ err = cdev_add(driver->cdevs[index], dev, count);
+ if (err)
+ kobject_put(&driver->cdevs[index]->kobj);
+ return err;
}
/**
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index d85abfed84cc..f5a381945db2 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -54,6 +54,13 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x046d, 0x082d), .driver_info = USB_QUIRK_DELAY_INIT },
{ USB_DEVICE(0x046d, 0x0843), .driver_info = USB_QUIRK_DELAY_INIT },
+ /* Logitech ConferenceCam CC3000e */
+ { USB_DEVICE(0x046d, 0x0847), .driver_info = USB_QUIRK_DELAY_INIT },
+ { USB_DEVICE(0x046d, 0x0848), .driver_info = USB_QUIRK_DELAY_INIT },
+
+ /* Logitech PTZ Pro Camera */
+ { USB_DEVICE(0x046d, 0x0853), .driver_info = USB_QUIRK_DELAY_INIT },
+
/* Logitech Quickcam Fusion */
{ USB_DEVICE(0x046d, 0x08c1), .driver_info = USB_QUIRK_RESET_RESUME },
@@ -78,6 +85,12 @@ static const struct usb_device_id usb_quirk_list[] = {
/* Philips PSC805 audio device */
{ USB_DEVICE(0x0471, 0x0155), .driver_info = USB_QUIRK_RESET_RESUME },
+ /* Plantronic Audio 655 DSP */
+ { USB_DEVICE(0x047f, 0xc008), .driver_info = USB_QUIRK_RESET_RESUME },
+
+ /* Plantronic Audio 648 USB */
+ { USB_DEVICE(0x047f, 0xc013), .driver_info = USB_QUIRK_RESET_RESUME },
+
/* Artisman Watchdog Dongle */
{ USB_DEVICE(0x04b4, 0x0526), .driver_info =
USB_QUIRK_CONFIG_INTF_STRINGS },
diff --git a/drivers/usb/gadget/udc/bdc/bdc_ep.c b/drivers/usb/gadget/udc/bdc/bdc_ep.c
index d1b81539d632..d6199507f861 100644
--- a/drivers/usb/gadget/udc/bdc/bdc_ep.c
+++ b/drivers/usb/gadget/udc/bdc/bdc_ep.c
@@ -159,8 +159,10 @@ static int ep_bd_list_alloc(struct bdc_ep *ep)
bd_table->start_bd = dma_pool_alloc(bdc->bd_table_pool,
GFP_ATOMIC,
&dma);
- if (!bd_table->start_bd)
+ if (!bd_table->start_bd) {
+ kfree(bd_table);
goto fail;
+ }
bd_table->dma = dma;
diff --git a/drivers/usb/misc/chaoskey.c b/drivers/usb/misc/chaoskey.c
index 3ad5d19e4d04..23c794813e6a 100644
--- a/drivers/usb/misc/chaoskey.c
+++ b/drivers/usb/misc/chaoskey.c
@@ -472,7 +472,7 @@ static int chaoskey_rng_read(struct hwrng *rng, void *data,
if (this_time > max)
this_time = max;
- memcpy(data, dev->buf, this_time);
+ memcpy(data, dev->buf + dev->used, this_time);
dev->used += this_time;
diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c
index 7b98e1d9194c..d82fa36c3465 100644
--- a/drivers/usb/renesas_usbhs/common.c
+++ b/drivers/usb/renesas_usbhs/common.c
@@ -476,6 +476,11 @@ static const struct of_device_id usbhs_of_match[] = {
.compatible = "renesas,usbhs-r8a7794",
.data = (void *)USBHS_TYPE_RCAR_GEN2,
},
+ {
+ /* Gen3 is compatible with Gen2 */
+ .compatible = "renesas,usbhs-r8a7795",
+ .data = (void *)USBHS_TYPE_RCAR_GEN2,
+ },
{ },
};
MODULE_DEVICE_TABLE(of, usbhs_of_match);
@@ -493,7 +498,7 @@ static struct renesas_usbhs_platform_info *usbhs_parse_dt(struct device *dev)
return NULL;
dparam = &info->driver_param;
- dparam->type = of_id ? (u32)of_id->data : 0;
+ dparam->type = of_id ? (uintptr_t)of_id->data : 0;
if (!of_property_read_u32(dev->of_node, "renesas,buswait", &tmp))
dparam->buswait_bwait = tmp;
gpio = of_get_named_gpio_flags(dev->of_node, "renesas,enable-gpio", 0,
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index ecbc63d3143e..9a2ec79e8cfb 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -1828,7 +1828,6 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
int found = 0;
struct extent_buffer *eb;
struct btrfs_inode_extref *extref;
- struct extent_buffer *leaf;
u32 item_size;
u32 cur_offset;
unsigned long ptr;
@@ -1856,9 +1855,8 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
btrfs_release_path(path);
- leaf = path->nodes[0];
- item_size = btrfs_item_size_nr(leaf, slot);
- ptr = btrfs_item_ptr_offset(leaf, slot);
+ item_size = btrfs_item_size_nr(eb, slot);
+ ptr = btrfs_item_ptr_offset(eb, slot);
cur_offset = 0;
while (cur_offset < item_size) {
@@ -1872,7 +1870,7 @@ static int iterate_inode_extrefs(u64 inum, struct btrfs_root *fs_root,
if (ret)
break;
- cur_offset += btrfs_inode_extref_name_len(leaf, extref);
+ cur_offset += btrfs_inode_extref_name_len(eb, extref);
cur_offset += sizeof(*extref);
}
btrfs_tree_read_unlock_blocking(eb);
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 295795aebe0b..1e60d00d4ea7 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2847,6 +2847,8 @@ int open_ctree(struct super_block *sb,
!extent_buffer_uptodate(chunk_root->node)) {
printk(KERN_ERR "BTRFS: failed to read chunk root on %s\n",
sb->s_id);
+ if (!IS_ERR(chunk_root->node))
+ free_extent_buffer(chunk_root->node);
chunk_root->node = NULL;
goto fail_tree_roots;
}
@@ -2885,6 +2887,8 @@ retry_root_backup:
!extent_buffer_uptodate(tree_root->node)) {
printk(KERN_WARNING "BTRFS: failed to read tree root on %s\n",
sb->s_id);
+ if (!IS_ERR(tree_root->node))
+ free_extent_buffer(tree_root->node);
tree_root->node = NULL;
goto recovery_tree_root;
}
diff --git a/fs/btrfs/export.c b/fs/btrfs/export.c
index 8d052209f473..2513a7f53334 100644
--- a/fs/btrfs/export.c
+++ b/fs/btrfs/export.c
@@ -112,11 +112,11 @@ static struct dentry *btrfs_fh_to_parent(struct super_block *sb, struct fid *fh,
u32 generation;
if (fh_type == FILEID_BTRFS_WITH_PARENT) {
- if (fh_len != BTRFS_FID_SIZE_CONNECTABLE)
+ if (fh_len < BTRFS_FID_SIZE_CONNECTABLE)
return NULL;
root_objectid = fid->root_objectid;
} else if (fh_type == FILEID_BTRFS_WITH_PARENT_ROOT) {
- if (fh_len != BTRFS_FID_SIZE_CONNECTABLE_ROOT)
+ if (fh_len < BTRFS_FID_SIZE_CONNECTABLE_ROOT)
return NULL;
root_objectid = fid->parent_root_objectid;
} else
@@ -136,11 +136,11 @@ static struct dentry *btrfs_fh_to_dentry(struct super_block *sb, struct fid *fh,
u32 generation;
if ((fh_type != FILEID_BTRFS_WITH_PARENT ||
- fh_len != BTRFS_FID_SIZE_CONNECTABLE) &&
+ fh_len < BTRFS_FID_SIZE_CONNECTABLE) &&
(fh_type != FILEID_BTRFS_WITH_PARENT_ROOT ||
- fh_len != BTRFS_FID_SIZE_CONNECTABLE_ROOT) &&
+ fh_len < BTRFS_FID_SIZE_CONNECTABLE_ROOT) &&
(fh_type != FILEID_BTRFS_WITHOUT_PARENT ||
- fh_len != BTRFS_FID_SIZE_NON_CONNECTABLE))
+ fh_len < BTRFS_FID_SIZE_NON_CONNECTABLE))
return NULL;
objectid = fid->objectid;
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 9f9604201333..601d7d45d164 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2828,6 +2828,7 @@ int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
struct btrfs_delayed_ref_head *head;
int ret;
int run_all = count == (unsigned long)-1;
+ bool can_flush_pending_bgs = trans->can_flush_pending_bgs;
/* We'll clean this up in btrfs_cleanup_transaction */
if (trans->aborted)
@@ -2844,6 +2845,7 @@ again:
#ifdef SCRAMBLE_DELAYED_REFS
delayed_refs->run_delayed_start = find_middle(&delayed_refs->root);
#endif
+ trans->can_flush_pending_bgs = false;
ret = __btrfs_run_delayed_refs(trans, root, count);
if (ret < 0) {
btrfs_abort_transaction(trans, root, ret);
@@ -2893,6 +2895,7 @@ again:
}
out:
assert_qgroups_uptodate(trans);
+ trans->can_flush_pending_bgs = can_flush_pending_bgs;
return 0;
}
@@ -4306,7 +4309,8 @@ out:
* the block groups that were made dirty during the lifetime of the
* transaction.
*/
- if (trans->chunk_bytes_reserved >= (2 * 1024 * 1024ull)) {
+ if (trans->can_flush_pending_bgs &&
+ trans->chunk_bytes_reserved >= (2 * 1024 * 1024ull)) {
btrfs_create_pending_block_groups(trans, trans->root);
btrfs_trans_release_chunk_metadata(trans);
}
@@ -9560,7 +9564,9 @@ void btrfs_create_pending_block_groups(struct btrfs_trans_handle *trans,
struct btrfs_block_group_item item;
struct btrfs_key key;
int ret = 0;
+ bool can_flush_pending_bgs = trans->can_flush_pending_bgs;
+ trans->can_flush_pending_bgs = false;
list_for_each_entry_safe(block_group, tmp, &trans->new_bgs, bg_list) {
if (ret)
goto next;
@@ -9581,6 +9587,7 @@ void btrfs_create_pending_block_groups(struct btrfs_trans_handle *trans,
next:
list_del_init(&block_group->bg_list);
}
+ trans->can_flush_pending_bgs = can_flush_pending_bgs;
}
int btrfs_make_block_group(struct btrfs_trans_handle *trans,
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index e2357e31609a..3915c9473e94 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3132,12 +3132,12 @@ static inline void __do_contiguous_readpages(struct extent_io_tree *tree,
get_extent_t *get_extent,
struct extent_map **em_cached,
struct bio **bio, int mirror_num,
- unsigned long *bio_flags, int rw)
+ unsigned long *bio_flags, int rw,
+ u64 *prev_em_start)
{
struct inode *inode;
struct btrfs_ordered_extent *ordered;
int index;
- u64 prev_em_start = (u64)-1;
inode = pages[0]->mapping->host;
while (1) {
@@ -3153,7 +3153,7 @@ static inline void __do_contiguous_readpages(struct extent_io_tree *tree,
for (index = 0; index < nr_pages; index++) {
__do_readpage(tree, pages[index], get_extent, em_cached, bio,
- mirror_num, bio_flags, rw, &prev_em_start);
+ mirror_num, bio_flags, rw, prev_em_start);
page_cache_release(pages[index]);
}
}
@@ -3163,7 +3163,8 @@ static void __extent_readpages(struct extent_io_tree *tree,
int nr_pages, get_extent_t *get_extent,
struct extent_map **em_cached,
struct bio **bio, int mirror_num,
- unsigned long *bio_flags, int rw)
+ unsigned long *bio_flags, int rw,
+ u64 *prev_em_start)
{
u64 start = 0;
u64 end = 0;
@@ -3184,7 +3185,7 @@ static void __extent_readpages(struct extent_io_tree *tree,
index - first_index, start,
end, get_extent, em_cached,
bio, mirror_num, bio_flags,
- rw);
+ rw, prev_em_start);
start = page_start;
end = start + PAGE_CACHE_SIZE - 1;
first_index = index;
@@ -3195,7 +3196,8 @@ static void __extent_readpages(struct extent_io_tree *tree,
__do_contiguous_readpages(tree, &pages[first_index],
index - first_index, start,
end, get_extent, em_cached, bio,
- mirror_num, bio_flags, rw);
+ mirror_num, bio_flags, rw,
+ prev_em_start);
}
static int __extent_read_full_page(struct extent_io_tree *tree,
@@ -4207,6 +4209,7 @@ int extent_readpages(struct extent_io_tree *tree,
struct page *page;
struct extent_map *em_cached = NULL;
int nr = 0;
+ u64 prev_em_start = (u64)-1;
for (page_idx = 0; page_idx < nr_pages; page_idx++) {
page = list_entry(pages->prev, struct page, lru);
@@ -4223,12 +4226,12 @@ int extent_readpages(struct extent_io_tree *tree,
if (nr < ARRAY_SIZE(pagepool))
continue;
__extent_readpages(tree, pagepool, nr, get_extent, &em_cached,
- &bio, 0, &bio_flags, READ);
+ &bio, 0, &bio_flags, READ, &prev_em_start);
nr = 0;
}
if (nr)
__extent_readpages(tree, pagepool, nr, get_extent, &em_cached,
- &bio, 0, &bio_flags, READ);
+ &bio, 0, &bio_flags, READ, &prev_em_start);
if (em_cached)
free_extent_map(em_cached);
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 0adf5422fce9..3e3e6130637f 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -4639,6 +4639,11 @@ locked:
bctl->flags |= BTRFS_BALANCE_TYPE_MASK;
}
+ if (bctl->flags & ~(BTRFS_BALANCE_ARGS_MASK | BTRFS_BALANCE_TYPE_MASK)) {
+ ret = -EINVAL;
+ goto out_bargs;
+ }
+
do_balance:
/*
* Ownership of bctl and mutually_exclusive_operation_running
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index aa72bfd28f7d..a739b825bdd3 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -1920,10 +1920,12 @@ static int did_overwrite_ref(struct send_ctx *sctx,
/*
* We know that it is or will be overwritten. Check this now.
* The current inode being processed might have been the one that caused
- * inode 'ino' to be orphanized, therefore ow_inode can actually be the
- * same as sctx->send_progress.
+ * inode 'ino' to be orphanized, therefore check if ow_inode matches
+ * the current inode being processed.
*/
- if (ow_inode <= sctx->send_progress)
+ if ((ow_inode < sctx->send_progress) ||
+ (ino != sctx->cur_ino && ow_inode == sctx->cur_ino &&
+ gen == sctx->cur_inode_gen))
ret = 1;
else
ret = 0;
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 74bc3338418b..a5b06442f0bf 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -557,6 +557,7 @@ again:
h->delayed_ref_elem.seq = 0;
h->type = type;
h->allocating_chunk = false;
+ h->can_flush_pending_bgs = true;
h->reloc_reserved = false;
h->sync = false;
INIT_LIST_HEAD(&h->qgroup_ref_list);
diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index 87964bf8892d..a994bb097ee5 100644
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -118,6 +118,7 @@ struct btrfs_trans_handle {
short aborted;
short adding_csums;
bool allocating_chunk;
+ bool can_flush_pending_bgs;
bool reloc_reserved;
bool sync;
unsigned int type;
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 2ca784a14e84..595279a8b99f 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -376,6 +376,14 @@ struct map_lookup {
#define BTRFS_BALANCE_ARGS_VRANGE (1ULL << 4)
#define BTRFS_BALANCE_ARGS_LIMIT (1ULL << 5)
+#define BTRFS_BALANCE_ARGS_MASK \
+ (BTRFS_BALANCE_ARGS_PROFILES | \
+ BTRFS_BALANCE_ARGS_USAGE | \
+ BTRFS_BALANCE_ARGS_DEVID | \
+ BTRFS_BALANCE_ARGS_DRANGE | \
+ BTRFS_BALANCE_ARGS_VRANGE | \
+ BTRFS_BALANCE_ARGS_LIMIT)
+
/*
* Profile changing flags. When SOFT is set we won't relocate chunk if
* it already has the target profile (even though it may be
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index e2a6af1508af..62203c387db4 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -3380,6 +3380,7 @@ readpages_get_pages(struct address_space *mapping, struct list_head *page_list,
struct page *page, *tpage;
unsigned int expected_index;
int rc;
+ gfp_t gfp = GFP_KERNEL & mapping_gfp_mask(mapping);
INIT_LIST_HEAD(tmplist);
@@ -3392,7 +3393,7 @@ readpages_get_pages(struct address_space *mapping, struct list_head *page_list,
*/
__set_page_locked(page);
rc = add_to_page_cache_locked(page, mapping,
- page->index, GFP_KERNEL);
+ page->index, gfp);
/* give up if we can't stick it in the cache */
if (rc) {
@@ -3418,8 +3419,7 @@ readpages_get_pages(struct address_space *mapping, struct list_head *page_list,
break;
__set_page_locked(page);
- if (add_to_page_cache_locked(page, mapping, page->index,
- GFP_KERNEL)) {
+ if (add_to_page_cache_locked(page, mapping, page->index, gfp)) {
__clear_page_locked(page);
break;
}
diff --git a/fs/dax.c b/fs/dax.c
index bcfb14bfc1e4..a86d3cc2b389 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -285,6 +285,7 @@ static int copy_user_bh(struct page *to, struct buffer_head *bh,
static int dax_insert_mapping(struct inode *inode, struct buffer_head *bh,
struct vm_area_struct *vma, struct vm_fault *vmf)
{
+ struct address_space *mapping = inode->i_mapping;
sector_t sector = bh->b_blocknr << (inode->i_blkbits - 9);
unsigned long vaddr = (unsigned long)vmf->virtual_address;
void __pmem *addr;
@@ -292,6 +293,8 @@ static int dax_insert_mapping(struct inode *inode, struct buffer_head *bh,
pgoff_t size;
int error;
+ i_mmap_lock_read(mapping);
+
/*
* Check truncate didn't happen while we were allocating a block.
* If it did, this block may or may not be still allocated to the
@@ -321,6 +324,8 @@ static int dax_insert_mapping(struct inode *inode, struct buffer_head *bh,
error = vm_insert_mixed(vma, vaddr, pfn);
out:
+ i_mmap_unlock_read(mapping);
+
return error;
}
@@ -382,17 +387,15 @@ int __dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf,
* from a read fault and we've raced with a truncate
*/
error = -EIO;
- goto unlock;
+ goto unlock_page;
}
- } else {
- i_mmap_lock_write(mapping);
}
error = get_block(inode, block, &bh, 0);
if (!error && (bh.b_size < PAGE_SIZE))
error = -EIO; /* fs corruption? */
if (error)
- goto unlock;
+ goto unlock_page;
if (!buffer_mapped(&bh) && !buffer_unwritten(&bh) && !vmf->cow_page) {
if (vmf->flags & FAULT_FLAG_WRITE) {
@@ -403,9 +406,8 @@ int __dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf,
if (!error && (bh.b_size < PAGE_SIZE))
error = -EIO;
if (error)
- goto unlock;
+ goto unlock_page;
} else {
- i_mmap_unlock_write(mapping);
return dax_load_hole(mapping, page, vmf);
}
}
@@ -417,15 +419,17 @@ int __dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf,
else
clear_user_highpage(new_page, vaddr);
if (error)
- goto unlock;
+ goto unlock_page;
vmf->page = page;
if (!page) {
+ i_mmap_lock_read(mapping);
/* Check we didn't race with truncate */
size = (i_size_read(inode) + PAGE_SIZE - 1) >>
PAGE_SHIFT;
if (vmf->pgoff >= size) {
+ i_mmap_unlock_read(mapping);
error = -EIO;
- goto unlock;
+ goto out;
}
}
return VM_FAULT_LOCKED;
@@ -461,8 +465,6 @@ int __dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf,
WARN_ON_ONCE(!(vmf->flags & FAULT_FLAG_WRITE));
}
- if (!page)
- i_mmap_unlock_write(mapping);
out:
if (error == -ENOMEM)
return VM_FAULT_OOM | major;
@@ -471,14 +473,11 @@ int __dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf,
return VM_FAULT_SIGBUS | major;
return VM_FAULT_NOPAGE | major;
- unlock:
+ unlock_page:
if (page) {
unlock_page(page);
page_cache_release(page);
- } else {
- i_mmap_unlock_write(mapping);
}
-
goto out;
}
EXPORT_SYMBOL(__dax_fault);
@@ -556,10 +555,10 @@ int __dax_pmd_fault(struct vm_area_struct *vma, unsigned long address,
block = (sector_t)pgoff << (PAGE_SHIFT - blkbits);
bh.b_size = PMD_SIZE;
- i_mmap_lock_write(mapping);
length = get_block(inode, block, &bh, write);
if (length)
return VM_FAULT_SIGBUS;
+ i_mmap_lock_read(mapping);
/*
* If the filesystem isn't willing to tell us the length of a hole,
@@ -569,36 +568,14 @@ int __dax_pmd_fault(struct vm_area_struct *vma, unsigned long address,
if (!buffer_size_valid(&bh) || bh.b_size < PMD_SIZE)
goto fallback;
- sector = bh.b_blocknr << (blkbits - 9);
-
- if (buffer_unwritten(&bh) || buffer_new(&bh)) {
- int i;
-
- length = bdev_direct_access(bh.b_bdev, sector, &kaddr, &pfn,
- bh.b_size);
- if (length < 0) {
- result = VM_FAULT_SIGBUS;
- goto out;
- }
- if ((length < PMD_SIZE) || (pfn & PG_PMD_COLOUR))
- goto fallback;
-
- for (i = 0; i < PTRS_PER_PMD; i++)
- clear_pmem(kaddr + i * PAGE_SIZE, PAGE_SIZE);
- wmb_pmem();
- count_vm_event(PGMAJFAULT);
- mem_cgroup_count_vm_event(vma->vm_mm, PGMAJFAULT);
- result |= VM_FAULT_MAJOR;
- }
-
/*
* If we allocated new storage, make sure no process has any
* zero pages covering this hole
*/
if (buffer_new(&bh)) {
- i_mmap_unlock_write(mapping);
+ i_mmap_unlock_read(mapping);
unmap_mapping_range(mapping, pgoff << PAGE_SHIFT, PMD_SIZE, 0);
- i_mmap_lock_write(mapping);
+ i_mmap_lock_read(mapping);
}
/*
@@ -635,6 +612,7 @@ int __dax_pmd_fault(struct vm_area_struct *vma, unsigned long address,
result = VM_FAULT_NOPAGE;
spin_unlock(ptl);
} else {
+ sector = bh.b_blocknr << (blkbits - 9);
length = bdev_direct_access(bh.b_bdev, sector, &kaddr, &pfn,
bh.b_size);
if (length < 0) {
@@ -644,15 +622,25 @@ int __dax_pmd_fault(struct vm_area_struct *vma, unsigned long address,
if ((length < PMD_SIZE) || (pfn & PG_PMD_COLOUR))
goto fallback;
+ if (buffer_unwritten(&bh) || buffer_new(&bh)) {
+ int i;
+ for (i = 0; i < PTRS_PER_PMD; i++)
+ clear_pmem(kaddr + i * PAGE_SIZE, PAGE_SIZE);
+ wmb_pmem();
+ count_vm_event(PGMAJFAULT);
+ mem_cgroup_count_vm_event(vma->vm_mm, PGMAJFAULT);
+ result |= VM_FAULT_MAJOR;
+ }
+
result |= vmf_insert_pfn_pmd(vma, address, pmd, pfn, write);
}
out:
+ i_mmap_unlock_read(mapping);
+
if (buffer_unwritten(&bh))
complete_unwritten(&bh, !(result & VM_FAULT_ERROR));
- i_mmap_unlock_write(mapping);
-
return result;
fallback:
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig
index 47728da7702c..b46e9fc64196 100644
--- a/fs/ext4/Kconfig
+++ b/fs/ext4/Kconfig
@@ -63,7 +63,7 @@ config EXT4_FS
If unsure, say N.
config EXT4_USE_FOR_EXT2
- bool "Use ext4 for ext2/ext3 file systems"
+ bool "Use ext4 for ext2 file systems"
depends on EXT4_FS
depends on EXT2_FS=n
default y
diff --git a/fs/ext4/readpage.c b/fs/ext4/readpage.c
index e26803fb210d..560af0437704 100644
--- a/fs/ext4/readpage.c
+++ b/fs/ext4/readpage.c
@@ -165,8 +165,8 @@ int ext4_mpage_readpages(struct address_space *mapping,
if (pages) {
page = list_entry(pages->prev, struct page, lru);
list_del(&page->lru);
- if (add_to_page_cache_lru(page, mapping,
- page->index, GFP_KERNEL))
+ if (add_to_page_cache_lru(page, mapping, page->index,
+ GFP_KERNEL & mapping_gfp_mask(mapping)))
goto next_page;
}
diff --git a/fs/mpage.c b/fs/mpage.c
index 778a4ddef77a..a7c34274f207 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -139,7 +139,8 @@ map_buffer_to_page(struct page *page, struct buffer_head *bh, int page_block)
static struct bio *
do_mpage_readpage(struct bio *bio, struct page *page, unsigned nr_pages,
sector_t *last_block_in_bio, struct buffer_head *map_bh,
- unsigned long *first_logical_block, get_block_t get_block)
+ unsigned long *first_logical_block, get_block_t get_block,
+ gfp_t gfp)
{
struct inode *inode = page->mapping->host;
const unsigned blkbits = inode->i_blkbits;
@@ -277,8 +278,7 @@ alloc_new:
goto out;
}
bio = mpage_alloc(bdev, blocks[0] << (blkbits - 9),
- min_t(int, nr_pages, BIO_MAX_PAGES),
- GFP_KERNEL);
+ min_t(int, nr_pages, BIO_MAX_PAGES), gfp);
if (bio == NULL)
goto confused;
}
@@ -361,6 +361,7 @@ mpage_readpages(struct address_space *mapping, struct list_head *pages,
sector_t last_block_in_bio = 0;
struct buffer_head map_bh;
unsigned long first_logical_block = 0;
+ gfp_t gfp = GFP_KERNEL & mapping_gfp_mask(mapping);
map_bh.b_state = 0;
map_bh.b_size = 0;
@@ -370,12 +371,13 @@ mpage_readpages(struct address_space *mapping, struct list_head *pages,
prefetchw(&page->flags);
list_del(&page->lru);
if (!add_to_page_cache_lru(page, mapping,
- page->index, GFP_KERNEL)) {
+ page->index,
+ gfp)) {
bio = do_mpage_readpage(bio, page,
nr_pages - page_idx,
&last_block_in_bio, &map_bh,
&first_logical_block,
- get_block);
+ get_block, gfp);
}
page_cache_release(page);
}
@@ -395,11 +397,12 @@ int mpage_readpage(struct page *page, get_block_t get_block)
sector_t last_block_in_bio = 0;
struct buffer_head map_bh;
unsigned long first_logical_block = 0;
+ gfp_t gfp = GFP_KERNEL & mapping_gfp_mask(page->mapping);
map_bh.b_state = 0;
map_bh.b_size = 0;
bio = do_mpage_readpage(bio, page, 1, &last_block_in_bio,
- &map_bh, &first_logical_block, get_block);
+ &map_bh, &first_logical_block, get_block, gfp);
if (bio)
mpage_bio_submit(READ, bio);
return 0;
diff --git a/fs/namei.c b/fs/namei.c
index 726d211db484..33e9495a3129 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1558,8 +1558,6 @@ static int lookup_fast(struct nameidata *nd,
negative = d_is_negative(dentry);
if (read_seqcount_retry(&dentry->d_seq, seq))
return -ECHILD;
- if (negative)
- return -ENOENT;
/*
* This sequence count validates that the parent had no
@@ -1580,6 +1578,12 @@ static int lookup_fast(struct nameidata *nd,
goto unlazy;
}
}
+ /*
+ * Note: do negative dentry check after revalidation in
+ * case that drops it.
+ */
+ if (negative)
+ return -ENOENT;
path->mnt = mnt;
path->dentry = dentry;
if (likely(__follow_mount_rcu(nd, path, inode, seqp)))
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index 75f7c0a7538a..a7f2e6e33305 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -99,17 +99,6 @@ nfs4_callback_up(struct svc_serv *serv)
}
#if defined(CONFIG_NFS_V4_1)
-static int nfs41_callback_up_net(struct svc_serv *serv, struct net *net)
-{
- /*
- * Create an svc_sock for the back channel service that shares the
- * fore channel connection.
- * Returns the input port (0) and sets the svc_serv bc_xprt on success
- */
- return svc_create_xprt(serv, "tcp-bc", net, PF_INET, 0,
- SVC_SOCK_ANONYMOUS);
-}
-
/*
* The callback service for NFSv4.1 callbacks
*/
@@ -184,11 +173,6 @@ static inline void nfs_callback_bc_serv(u32 minorversion, struct rpc_xprt *xprt,
xprt->bc_serv = serv;
}
#else
-static int nfs41_callback_up_net(struct svc_serv *serv, struct net *net)
-{
- return 0;
-}
-
static void nfs_minorversion_callback_svc_setup(struct svc_serv *serv,
struct svc_rqst **rqstpp, int (**callback_svc)(void *vrqstp))
{
@@ -259,7 +243,8 @@ static void nfs_callback_down_net(u32 minorversion, struct svc_serv *serv, struc
svc_shutdown_net(serv, net);
}
-static int nfs_callback_up_net(int minorversion, struct svc_serv *serv, struct net *net)
+static int nfs_callback_up_net(int minorversion, struct svc_serv *serv,
+ struct net *net, struct rpc_xprt *xprt)
{
struct nfs_net *nn = net_generic(net, nfs_net_id);
int ret;
@@ -275,20 +260,11 @@ static int nfs_callback_up_net(int minorversion, struct svc_serv *serv, struct n
goto err_bind;
}
- switch (minorversion) {
- case 0:
- ret = nfs4_callback_up_net(serv, net);
- break;
- case 1:
- case 2:
- ret = nfs41_callback_up_net(serv, net);
- break;
- default:
- printk(KERN_ERR "NFS: unknown callback version: %d\n",
- minorversion);
- ret = -EINVAL;
- break;
- }
+ ret = -EPROTONOSUPPORT;
+ if (minorversion == 0)
+ ret = nfs4_callback_up_net(serv, net);
+ else if (xprt->ops->bc_up)
+ ret = xprt->ops->bc_up(serv, net);
if (ret < 0) {
printk(KERN_ERR "NFS: callback service start failed\n");
@@ -364,7 +340,7 @@ int nfs_callback_up(u32 minorversion, struct rpc_xprt *xprt)
goto err_create;
}
- ret = nfs_callback_up_net(minorversion, serv, net);
+ ret = nfs_callback_up_net(minorversion, serv, net, xprt);
if (ret < 0)
goto err_net;
diff --git a/fs/nfsd/blocklayout.c b/fs/nfsd/blocklayout.c
index cdefaa331a07..c29d9421bd5e 100644
--- a/fs/nfsd/blocklayout.c
+++ b/fs/nfsd/blocklayout.c
@@ -56,14 +56,6 @@ nfsd4_block_proc_layoutget(struct inode *inode, const struct svc_fh *fhp,
u32 device_generation = 0;
int error;
- /*
- * We do not attempt to support I/O smaller than the fs block size,
- * or not aligned to it.
- */
- if (args->lg_minlength < block_size) {
- dprintk("pnfsd: I/O too small\n");
- goto out_layoutunavailable;
- }
if (seg->offset & (block_size - 1)) {
dprintk("pnfsd: I/O misaligned\n");
goto out_layoutunavailable;
diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c
index ba1323a94924..a586467f6ff6 100644
--- a/fs/ramfs/file-nommu.c
+++ b/fs/ramfs/file-nommu.c
@@ -70,6 +70,7 @@ int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize)
unsigned order;
void *data;
int ret;
+ gfp_t gfp = mapping_gfp_mask(inode->i_mapping);
/* make various checks */
order = get_order(newsize);
@@ -84,7 +85,7 @@ int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize)
/* allocate enough contiguous pages to be able to satisfy the
* request */
- pages = alloc_pages(mapping_gfp_mask(inode->i_mapping), order);
+ pages = alloc_pages(gfp, order);
if (!pages)
return -ENOMEM;
@@ -108,7 +109,7 @@ int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize)
struct page *page = pages + loop;
ret = add_to_page_cache_lru(page, inode->i_mapping, loop,
- GFP_KERNEL);
+ gfp);
if (ret < 0)
goto add_error;
diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h
index 0f408b002d98..5340099741ae 100644
--- a/include/drm/drm_dp_mst_helper.h
+++ b/include/drm/drm_dp_mst_helper.h
@@ -253,6 +253,7 @@ struct drm_dp_remote_dpcd_write {
u8 *bytes;
};
+#define DP_REMOTE_I2C_READ_MAX_TRANSACTIONS 4
struct drm_dp_remote_i2c_read {
u8 num_transactions;
u8 port_number;
@@ -262,7 +263,7 @@ struct drm_dp_remote_i2c_read {
u8 *bytes;
u8 no_stop_bit;
u8 i2c_transaction_delay;
- } transactions[4];
+ } transactions[DP_REMOTE_I2C_READ_MAX_TRANSACTIONS];
u8 read_i2c_device_id;
u8 num_bytes_read;
};
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index d3ca79236fb0..f644fdb06dd6 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -161,6 +161,11 @@ enum {
IRQ_DOMAIN_FLAG_NONCORE = (1 << 16),
};
+static inline struct device_node *irq_domain_get_of_node(struct irq_domain *d)
+{
+ return d->of_node;
+}
+
#ifdef CONFIG_IRQ_DOMAIN
struct irq_domain *__irq_domain_add(struct device_node *of_node, int size,
irq_hw_number_t hwirq_max, int direct_max,
diff --git a/include/linux/sunrpc/bc_xprt.h b/include/linux/sunrpc/bc_xprt.h
index 8df43c9f11dc..4397a4824c81 100644
--- a/include/linux/sunrpc/bc_xprt.h
+++ b/include/linux/sunrpc/bc_xprt.h
@@ -38,6 +38,11 @@ void xprt_free_bc_request(struct rpc_rqst *req);
int xprt_setup_backchannel(struct rpc_xprt *, unsigned int min_reqs);
void xprt_destroy_backchannel(struct rpc_xprt *, unsigned int max_reqs);
+/* Socket backchannel transport methods */
+int xprt_setup_bc(struct rpc_xprt *xprt, unsigned int min_reqs);
+void xprt_destroy_bc(struct rpc_xprt *xprt, unsigned int max_reqs);
+void xprt_free_bc_rqst(struct rpc_rqst *req);
+
/*
* Determine if a shared backchannel is in use
*/
diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h
index 7ccc961f33e9..fb4013edcf57 100644
--- a/include/linux/sunrpc/svc_rdma.h
+++ b/include/linux/sunrpc/svc_rdma.h
@@ -228,9 +228,13 @@ extern void svc_rdma_put_frmr(struct svcxprt_rdma *,
struct svc_rdma_fastreg_mr *);
extern void svc_sq_reap(struct svcxprt_rdma *);
extern void svc_rq_reap(struct svcxprt_rdma *);
-extern struct svc_xprt_class svc_rdma_class;
extern void svc_rdma_prep_reply_hdr(struct svc_rqst *);
+extern struct svc_xprt_class svc_rdma_class;
+#ifdef CONFIG_SUNRPC_BACKCHANNEL
+extern struct svc_xprt_class svc_rdma_bc_class;
+#endif
+
/* svc_rdma.c */
extern int svc_rdma_init(void);
extern void svc_rdma_cleanup(void);
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 0fb9acbb4780..69ef5b3ab038 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -54,6 +54,8 @@ enum rpc_display_format_t {
struct rpc_task;
struct rpc_xprt;
struct seq_file;
+struct svc_serv;
+struct net;
/*
* This describes a complete RPC request
@@ -136,6 +138,12 @@ struct rpc_xprt_ops {
int (*enable_swap)(struct rpc_xprt *xprt);
void (*disable_swap)(struct rpc_xprt *xprt);
void (*inject_disconnect)(struct rpc_xprt *xprt);
+ int (*bc_setup)(struct rpc_xprt *xprt,
+ unsigned int min_reqs);
+ int (*bc_up)(struct svc_serv *serv, struct net *net);
+ void (*bc_free_rqst)(struct rpc_rqst *rqst);
+ void (*bc_destroy)(struct rpc_xprt *xprt,
+ unsigned int max_reqs);
};
/*
@@ -153,6 +161,7 @@ enum xprt_transports {
XPRT_TRANSPORT_TCP = IPPROTO_TCP,
XPRT_TRANSPORT_BC_TCP = IPPROTO_TCP | XPRT_TRANSPORT_BC,
XPRT_TRANSPORT_RDMA = 256,
+ XPRT_TRANSPORT_BC_RDMA = XPRT_TRANSPORT_RDMA | XPRT_TRANSPORT_BC,
XPRT_TRANSPORT_LOCAL = 257,
};
diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h
index 3dd5a781da99..bfb74723f151 100644
--- a/include/linux/usb/renesas_usbhs.h
+++ b/include/linux/usb/renesas_usbhs.h
@@ -157,7 +157,7 @@ struct renesas_usbhs_driver_param {
*/
int pio_dma_border; /* default is 64byte */
- u32 type;
+ uintptr_t type;
u32 enable_gpio;
/*
diff --git a/include/uapi/asm-generic/signal.h b/include/uapi/asm-generic/signal.h
index 9df61f1edb0f..3094618d382f 100644
--- a/include/uapi/asm-generic/signal.h
+++ b/include/uapi/asm-generic/signal.h
@@ -80,8 +80,10 @@
* SA_RESTORER 0x04000000
*/
+#if !defined MINSIGSTKSZ || !defined SIGSTKSZ
#define MINSIGSTKSZ 2048
#define SIGSTKSZ 8192
+#endif
#ifndef __ASSEMBLY__
typedef struct {
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index de41a68fc038..e25a83b67cce 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -22,7 +22,6 @@
/**
* handle_bad_irq - handle spurious and unhandled irqs
- * @irq: the interrupt number
* @desc: description of the interrupt
*
* Handles spurious and unhandled IRQ's. It also prints a debugmessage.
@@ -35,6 +34,7 @@ void handle_bad_irq(struct irq_desc *desc)
kstat_incr_irqs_this_cpu(desc);
ack_bad_irq(irq);
}
+EXPORT_SYMBOL_GPL(handle_bad_irq);
/*
* Special, empty irq handler:
diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c
index 7e6512b9dc1f..be9149f62eb8 100644
--- a/kernel/irq/msi.c
+++ b/kernel/irq/msi.c
@@ -228,11 +228,7 @@ static void msi_domain_update_chip_ops(struct msi_domain_info *info)
{
struct irq_chip *chip = info->chip;
- BUG_ON(!chip);
- if (!chip->irq_mask)
- chip->irq_mask = pci_msi_mask_irq;
- if (!chip->irq_unmask)
- chip->irq_unmask = pci_msi_unmask_irq;
+ BUG_ON(!chip || !chip->irq_mask || !chip->irq_unmask);
if (!chip->irq_set_affinity)
chip->irq_set_affinity = msi_domain_set_affinity;
}
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 615953141951..10a8faa1b0d4 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2517,11 +2517,11 @@ static struct rq *finish_task_switch(struct task_struct *prev)
* If a task dies, then it sets TASK_DEAD in tsk->state and calls
* schedule one last time. The schedule call will never return, and
* the scheduled task must drop that reference.
- * The test for TASK_DEAD must occur while the runqueue locks are
- * still held, otherwise prev could be scheduled on another cpu, die
- * there before we look at prev->state, and then the reference would
- * be dropped twice.
- * Manfred Spraul <manfred@colorfullife.com>
+ *
+ * We must observe prev->state before clearing prev->on_cpu (in
+ * finish_lock_switch), otherwise a concurrent wakeup can get prev
+ * running on another CPU and we could rave with its RUNNING -> DEAD
+ * transition, resulting in a double drop.
*/
prev_state = prev->state;
vtime_task_switch(prev);
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 68cda117574c..6d2a119c7ad9 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1078,9 +1078,10 @@ static inline void finish_lock_switch(struct rq *rq, struct task_struct *prev)
* After ->on_cpu is cleared, the task can be moved to a different CPU.
* We must ensure this doesn't happen until the switch is completely
* finished.
+ *
+ * Pairs with the control dependency and rmb in try_to_wake_up().
*/
- smp_wmb();
- prev->on_cpu = 0;
+ smp_store_release(&prev->on_cpu, 0);
#endif
#ifdef CONFIG_DEBUG_SPINLOCK
/* this is a valid case when another task releases the spinlock */
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index 3739ac6aa473..44d2cc0436f4 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -1251,7 +1251,7 @@ void __init timekeeping_init(void)
set_normalized_timespec64(&tmp, -boot.tv_sec, -boot.tv_nsec);
tk_set_wall_to_mono(tk, tmp);
- timekeeping_update(tk, TK_MIRROR);
+ timekeeping_update(tk, TK_MIRROR | TK_CLOCK_WAS_SET);
write_seqcount_end(&tk_core.seq);
raw_spin_unlock_irqrestore(&timekeeper_lock, flags);
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index ca71582fcfab..bcb14cafe007 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -1458,13 +1458,13 @@ static void __queue_delayed_work(int cpu, struct workqueue_struct *wq,
timer_stats_timer_set_start_info(&dwork->timer);
dwork->wq = wq;
+ /* timer isn't guaranteed to run in this cpu, record earlier */
+ if (cpu == WORK_CPU_UNBOUND)
+ cpu = raw_smp_processor_id();
dwork->cpu = cpu;
timer->expires = jiffies + delay;
- if (unlikely(cpu != WORK_CPU_UNBOUND))
- add_timer_on(timer, cpu);
- else
- add_timer(timer);
+ add_timer_on(timer, cpu);
}
/**
diff --git a/lib/Kconfig b/lib/Kconfig
index 2e491ac15622..f0df318104e7 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -220,6 +220,7 @@ config ZLIB_INFLATE
config ZLIB_DEFLATE
tristate
+ select BITREVERSE
config LZO_COMPRESS
tristate
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 1fedbde68f59..d9b5c817dce8 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3387,6 +3387,7 @@ static int __mem_cgroup_usage_register_event(struct mem_cgroup *memcg,
ret = page_counter_memparse(args, "-1", &threshold);
if (ret)
return ret;
+ threshold <<= PAGE_SHIFT;
mutex_lock(&memcg->thresholds_lock);
diff --git a/mm/memory.c b/mm/memory.c
index 9cb27470fee9..deb679c31f2a 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2426,6 +2426,8 @@ void unmap_mapping_range(struct address_space *mapping,
if (details.last_index < details.first_index)
details.last_index = ULONG_MAX;
+
+ /* DAX uses i_mmap_lock to serialise file truncate vs page fault */
i_mmap_lock_write(mapping);
if (unlikely(!RB_EMPTY_ROOT(&mapping->i_mmap)))
unmap_mapping_range_tree(&mapping->i_mmap, &details);
diff --git a/mm/readahead.c b/mm/readahead.c
index 60cd846a9a44..24682f6f4cfd 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -89,8 +89,8 @@ int read_cache_pages(struct address_space *mapping, struct list_head *pages,
while (!list_empty(pages)) {
page = list_to_page(pages);
list_del(&page->lru);
- if (add_to_page_cache_lru(page, mapping,
- page->index, GFP_KERNEL)) {
+ if (add_to_page_cache_lru(page, mapping, page->index,
+ GFP_KERNEL & mapping_gfp_mask(mapping))) {
read_cache_pages_invalidate_page(mapping, page);
continue;
}
@@ -127,8 +127,8 @@ static int read_pages(struct address_space *mapping, struct file *filp,
for (page_idx = 0; page_idx < nr_pages; page_idx++) {
struct page *page = list_to_page(pages);
list_del(&page->lru);
- if (!add_to_page_cache_lru(page, mapping,
- page->index, GFP_KERNEL)) {
+ if (!add_to_page_cache_lru(page, mapping, page->index,
+ GFP_KERNEL & mapping_gfp_mask(mapping))) {
mapping->a_ops->readpage(filp, page);
}
page_cache_release(page);
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 4f5cd974e11a..fbf14485a049 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1363,15 +1363,16 @@ static cpumask_var_t cpu_stat_off;
static void vmstat_update(struct work_struct *w)
{
- if (refresh_cpu_vm_stats())
+ if (refresh_cpu_vm_stats()) {
/*
* Counters were updated so we expect more updates
* to occur in the future. Keep on running the
* update worker thread.
*/
- schedule_delayed_work(this_cpu_ptr(&vmstat_work),
+ schedule_delayed_work_on(smp_processor_id(),
+ this_cpu_ptr(&vmstat_work),
round_jiffies_relative(sysctl_stat_interval));
- else {
+ } else {
/*
* We did not update any counters so the app may be in
* a mode where it does not cause counter updates.
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 80b94e37c94a..f79ccac6699f 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -285,6 +285,7 @@ static void osd_req_op_data_release(struct ceph_osd_request *osd_req,
switch (op->op) {
case CEPH_OSD_OP_READ:
case CEPH_OSD_OP_WRITE:
+ case CEPH_OSD_OP_WRITEFULL:
ceph_osd_data_release(&op->extent.osd_data);
break;
case CEPH_OSD_OP_CALL:
@@ -485,13 +486,14 @@ void osd_req_op_extent_init(struct ceph_osd_request *osd_req,
size_t payload_len = 0;
BUG_ON(opcode != CEPH_OSD_OP_READ && opcode != CEPH_OSD_OP_WRITE &&
- opcode != CEPH_OSD_OP_ZERO && opcode != CEPH_OSD_OP_TRUNCATE);
+ opcode != CEPH_OSD_OP_WRITEFULL && opcode != CEPH_OSD_OP_ZERO &&
+ opcode != CEPH_OSD_OP_TRUNCATE);
op->extent.offset = offset;
op->extent.length = length;
op->extent.truncate_size = truncate_size;
op->extent.truncate_seq = truncate_seq;
- if (opcode == CEPH_OSD_OP_WRITE)
+ if (opcode == CEPH_OSD_OP_WRITE || opcode == CEPH_OSD_OP_WRITEFULL)
payload_len += length;
op->payload_len = payload_len;
@@ -670,9 +672,11 @@ static u64 osd_req_encode_op(struct ceph_osd_request *req,
break;
case CEPH_OSD_OP_READ:
case CEPH_OSD_OP_WRITE:
+ case CEPH_OSD_OP_WRITEFULL:
case CEPH_OSD_OP_ZERO:
case CEPH_OSD_OP_TRUNCATE:
- if (src->op == CEPH_OSD_OP_WRITE)
+ if (src->op == CEPH_OSD_OP_WRITE ||
+ src->op == CEPH_OSD_OP_WRITEFULL)
request_data_len = src->extent.length;
dst->extent.offset = cpu_to_le64(src->extent.offset);
dst->extent.length = cpu_to_le64(src->extent.length);
@@ -681,7 +685,8 @@ static u64 osd_req_encode_op(struct ceph_osd_request *req,
dst->extent.truncate_seq =
cpu_to_le32(src->extent.truncate_seq);
osd_data = &src->extent.osd_data;
- if (src->op == CEPH_OSD_OP_WRITE)
+ if (src->op == CEPH_OSD_OP_WRITE ||
+ src->op == CEPH_OSD_OP_WRITEFULL)
ceph_osdc_msg_data_add(req->r_request, osd_data);
else
ceph_osdc_msg_data_add(req->r_reply, osd_data);
diff --git a/net/sunrpc/backchannel_rqst.c b/net/sunrpc/backchannel_rqst.c
index 6255d141133b..229956bf8457 100644
--- a/net/sunrpc/backchannel_rqst.c
+++ b/net/sunrpc/backchannel_rqst.c
@@ -138,6 +138,14 @@ out_free:
*/
int xprt_setup_backchannel(struct rpc_xprt *xprt, unsigned int min_reqs)
{
+ if (!xprt->ops->bc_setup)
+ return 0;
+ return xprt->ops->bc_setup(xprt, min_reqs);
+}
+EXPORT_SYMBOL_GPL(xprt_setup_backchannel);
+
+int xprt_setup_bc(struct rpc_xprt *xprt, unsigned int min_reqs)
+{
struct rpc_rqst *req;
struct list_head tmp_list;
int i;
@@ -192,7 +200,6 @@ out_free:
dprintk("RPC: setup backchannel transport failed\n");
return -ENOMEM;
}
-EXPORT_SYMBOL_GPL(xprt_setup_backchannel);
/**
* xprt_destroy_backchannel - Destroys the backchannel preallocated structures.
@@ -205,6 +212,13 @@ EXPORT_SYMBOL_GPL(xprt_setup_backchannel);
*/
void xprt_destroy_backchannel(struct rpc_xprt *xprt, unsigned int max_reqs)
{
+ if (xprt->ops->bc_destroy)
+ xprt->ops->bc_destroy(xprt, max_reqs);
+}
+EXPORT_SYMBOL_GPL(xprt_destroy_backchannel);
+
+void xprt_destroy_bc(struct rpc_xprt *xprt, unsigned int max_reqs)
+{
struct rpc_rqst *req = NULL, *tmp = NULL;
dprintk("RPC: destroy backchannel transport\n");
@@ -227,7 +241,6 @@ out:
dprintk("RPC: backchannel list empty= %s\n",
list_empty(&xprt->bc_pa_list) ? "true" : "false");
}
-EXPORT_SYMBOL_GPL(xprt_destroy_backchannel);
static struct rpc_rqst *xprt_alloc_bc_request(struct rpc_xprt *xprt, __be32 xid)
{
@@ -264,6 +277,13 @@ void xprt_free_bc_request(struct rpc_rqst *req)
{
struct rpc_xprt *xprt = req->rq_xprt;
+ xprt->ops->bc_free_rqst(req);
+}
+
+void xprt_free_bc_rqst(struct rpc_rqst *req)
+{
+ struct rpc_xprt *xprt = req->rq_xprt;
+
dprintk("RPC: free backchannel req=%p\n", req);
req->rq_connect_cookie = xprt->connect_cookie - 1;
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index a8f579df14d8..bc5b7b5032ca 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -1367,11 +1367,6 @@ bc_svc_process(struct svc_serv *serv, struct rpc_rqst *req,
/* reset result send buffer "put" position */
resv->iov_len = 0;
- if (rqstp->rq_prot != IPPROTO_TCP) {
- printk(KERN_ERR "No support for Non-TCP transports!\n");
- BUG();
- }
-
/*
* Skip the next two words because they've already been
* processed in the transport
diff --git a/net/sunrpc/xprtrdma/Makefile b/net/sunrpc/xprtrdma/Makefile
index 48913de240bd..33f99d3004f2 100644
--- a/net/sunrpc/xprtrdma/Makefile
+++ b/net/sunrpc/xprtrdma/Makefile
@@ -5,3 +5,4 @@ rpcrdma-y := transport.o rpc_rdma.o verbs.o \
svc_rdma.o svc_rdma_transport.o \
svc_rdma_marshal.o svc_rdma_sendto.o svc_rdma_recvfrom.o \
module.o
+rpcrdma-$(CONFIG_SUNRPC_BACKCHANNEL) += backchannel.o
diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
new file mode 100644
index 000000000000..2dcb44f69e53
--- /dev/null
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -0,0 +1,394 @@
+/*
+ * Copyright (c) 2015 Oracle. All rights reserved.
+ *
+ * Support for backward direction RPCs on RPC/RDMA.
+ */
+
+#include <linux/module.h>
+#include <linux/sunrpc/xprt.h>
+#include <linux/sunrpc/svc.h>
+#include <linux/sunrpc/svc_xprt.h>
+
+#include "xprt_rdma.h"
+
+#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
+# define RPCDBG_FACILITY RPCDBG_TRANS
+#endif
+
+#define RPCRDMA_BACKCHANNEL_DEBUG
+
+static void rpcrdma_bc_free_rqst(struct rpcrdma_xprt *r_xprt,
+ struct rpc_rqst *rqst)
+{
+ struct rpcrdma_buffer *buf = &r_xprt->rx_buf;
+ struct rpcrdma_req *req = rpcr_to_rdmar(rqst);
+
+ spin_lock(&buf->rb_reqslock);
+ list_del(&req->rl_all);
+ spin_unlock(&buf->rb_reqslock);
+
+ rpcrdma_destroy_req(&r_xprt->rx_ia, req);
+
+ kfree(rqst);
+}
+
+static int rpcrdma_bc_setup_rqst(struct rpcrdma_xprt *r_xprt,
+ struct rpc_rqst *rqst)
+{
+ struct rpcrdma_ia *ia = &r_xprt->rx_ia;
+ struct rpcrdma_regbuf *rb;
+ struct rpcrdma_req *req;
+ struct xdr_buf *buf;
+ size_t size;
+
+ req = rpcrdma_create_req(r_xprt);
+ if (!req)
+ return -ENOMEM;
+ req->rl_backchannel = true;
+
+ size = RPCRDMA_INLINE_WRITE_THRESHOLD(rqst);
+ rb = rpcrdma_alloc_regbuf(ia, size, GFP_KERNEL);
+ if (IS_ERR(rb))
+ goto out_fail;
+ req->rl_rdmabuf = rb;
+
+ size += RPCRDMA_INLINE_READ_THRESHOLD(rqst);
+ rb = rpcrdma_alloc_regbuf(ia, size, GFP_KERNEL);
+ if (IS_ERR(rb))
+ goto out_fail;
+ rb->rg_owner = req;
+ req->rl_sendbuf = rb;
+ /* so that rpcr_to_rdmar works when receiving a request */
+ rqst->rq_buffer = (void *)req->rl_sendbuf->rg_base;
+
+ buf = &rqst->rq_snd_buf;
+ buf->head[0].iov_base = rqst->rq_buffer;
+ buf->head[0].iov_len = 0;
+ buf->tail[0].iov_base = NULL;
+ buf->tail[0].iov_len = 0;
+ buf->page_len = 0;
+ buf->len = 0;
+ buf->buflen = size;
+
+ return 0;
+
+out_fail:
+ rpcrdma_bc_free_rqst(r_xprt, rqst);
+ return -ENOMEM;
+}
+
+/* Allocate and add receive buffers to the rpcrdma_buffer's
+ * existing list of rep's. These are released when the
+ * transport is destroyed.
+ */
+static int rpcrdma_bc_setup_reps(struct rpcrdma_xprt *r_xprt,
+ unsigned int count)
+{
+ struct rpcrdma_buffer *buffers = &r_xprt->rx_buf;
+ struct rpcrdma_rep *rep;
+ unsigned long flags;
+ int rc = 0;
+
+ while (count--) {
+ rep = rpcrdma_create_rep(r_xprt);
+ if (IS_ERR(rep)) {
+ pr_err("RPC: %s: reply buffer alloc failed\n",
+ __func__);
+ rc = PTR_ERR(rep);
+ break;
+ }
+
+ spin_lock_irqsave(&buffers->rb_lock, flags);
+ list_add(&rep->rr_list, &buffers->rb_recv_bufs);
+ spin_unlock_irqrestore(&buffers->rb_lock, flags);
+ }
+
+ return rc;
+}
+
+/**
+ * xprt_rdma_bc_setup - Pre-allocate resources for handling backchannel requests
+ * @xprt: transport associated with these backchannel resources
+ * @reqs: number of concurrent incoming requests to expect
+ *
+ * Returns 0 on success; otherwise a negative errno
+ */
+int xprt_rdma_bc_setup(struct rpc_xprt *xprt, unsigned int reqs)
+{
+ struct rpcrdma_xprt *r_xprt = rpcx_to_rdmax(xprt);
+ struct rpcrdma_buffer *buffer = &r_xprt->rx_buf;
+ struct rpc_rqst *rqst;
+ unsigned int i;
+ int rc;
+
+ /* The backchannel reply path returns each rpc_rqst to the
+ * bc_pa_list _after_ the reply is sent. If the server is
+ * faster than the client, it can send another backward
+ * direction request before the rpc_rqst is returned to the
+ * list. The client rejects the request in this case.
+ *
+ * Twice as many rpc_rqsts are prepared to ensure there is
+ * always an rpc_rqst available as soon as a reply is sent.
+ */
+ if (reqs > RPCRDMA_BACKWARD_WRS >> 1)
+ goto out_err;
+
+ for (i = 0; i < (reqs << 1); i++) {
+ rqst = kzalloc(sizeof(*rqst), GFP_KERNEL);
+ if (!rqst) {
+ pr_err("RPC: %s: Failed to create bc rpc_rqst\n",
+ __func__);
+ goto out_free;
+ }
+
+ rqst->rq_xprt = &r_xprt->rx_xprt;
+ INIT_LIST_HEAD(&rqst->rq_list);
+ INIT_LIST_HEAD(&rqst->rq_bc_list);
+
+ if (rpcrdma_bc_setup_rqst(r_xprt, rqst))
+ goto out_free;
+
+ spin_lock_bh(&xprt->bc_pa_lock);
+ list_add(&rqst->rq_bc_pa_list, &xprt->bc_pa_list);
+ spin_unlock_bh(&xprt->bc_pa_lock);
+ }
+
+ rc = rpcrdma_bc_setup_reps(r_xprt, reqs);
+ if (rc)
+ goto out_free;
+
+ rc = rpcrdma_ep_post_extra_recv(r_xprt, reqs);
+ if (rc)
+ goto out_free;
+
+ buffer->rb_bc_srv_max_requests = reqs;
+ request_module("svcrdma");
+
+ return 0;
+
+out_free:
+ xprt_rdma_bc_destroy(xprt, reqs);
+
+out_err:
+ pr_err("RPC: %s: setup backchannel transport failed\n", __func__);
+ return -ENOMEM;
+}
+
+/**
+ * xprt_rdma_bc_up - Create transport endpoint for backchannel service
+ * @serv: server endpoint
+ * @net: network namespace
+ *
+ * The "xprt" is an implied argument: it supplies the name of the
+ * backchannel transport class.
+ *
+ * Returns zero on success, negative errno on failure
+ */
+int xprt_rdma_bc_up(struct svc_serv *serv, struct net *net)
+{
+ int ret;
+
+ ret = svc_create_xprt(serv, "rdma-bc", net, PF_INET, 0, 0);
+ if (ret < 0)
+ return ret;
+ return 0;
+}
+
+/**
+ * rpcrdma_bc_marshal_reply - Send backwards direction reply
+ * @rqst: buffer containing RPC reply data
+ *
+ * Returns zero on success.
+ */
+int rpcrdma_bc_marshal_reply(struct rpc_rqst *rqst)
+{
+ struct rpc_xprt *xprt = rqst->rq_xprt;
+ struct rpcrdma_xprt *r_xprt = rpcx_to_rdmax(xprt);
+ struct rpcrdma_req *req = rpcr_to_rdmar(rqst);
+ struct rpcrdma_msg *headerp;
+ size_t rpclen;
+
+ headerp = rdmab_to_msg(req->rl_rdmabuf);
+ headerp->rm_xid = rqst->rq_xid;
+ headerp->rm_vers = rpcrdma_version;
+ headerp->rm_credit =
+ cpu_to_be32(r_xprt->rx_buf.rb_bc_srv_max_requests);
+ headerp->rm_type = rdma_msg;
+ headerp->rm_body.rm_chunks[0] = xdr_zero;
+ headerp->rm_body.rm_chunks[1] = xdr_zero;
+ headerp->rm_body.rm_chunks[2] = xdr_zero;
+
+ rpclen = rqst->rq_svec[0].iov_len;
+
+ pr_info("RPC: %s: rpclen %zd headerp 0x%p lkey 0x%x\n",
+ __func__, rpclen, headerp, rdmab_lkey(req->rl_rdmabuf));
+ pr_info("RPC: %s: RPC/RDMA: %*ph\n",
+ __func__, (int)RPCRDMA_HDRLEN_MIN, headerp);
+ pr_info("RPC: %s: RPC: %*ph\n",
+ __func__, (int)rpclen, rqst->rq_svec[0].iov_base);
+
+ req->rl_send_iov[0].addr = rdmab_addr(req->rl_rdmabuf);
+ req->rl_send_iov[0].length = RPCRDMA_HDRLEN_MIN;
+ req->rl_send_iov[0].lkey = rdmab_lkey(req->rl_rdmabuf);
+
+ req->rl_send_iov[1].addr = rdmab_addr(req->rl_sendbuf);
+ req->rl_send_iov[1].length = rpclen;
+ req->rl_send_iov[1].lkey = rdmab_lkey(req->rl_sendbuf);
+
+ req->rl_niovs = 2;
+ return 0;
+}
+
+/**
+ * xprt_rdma_bc_destroy - Release resources for handling backchannel requests
+ * @xprt: transport associated with these backchannel resources
+ * @reqs: number of incoming requests to destroy; ignored
+ */
+void xprt_rdma_bc_destroy(struct rpc_xprt *xprt, unsigned int reqs)
+{
+ struct rpcrdma_xprt *r_xprt = rpcx_to_rdmax(xprt);
+ struct rpc_rqst *rqst, *tmp;
+
+ spin_lock_bh(&xprt->bc_pa_lock);
+ list_for_each_entry_safe(rqst, tmp, &xprt->bc_pa_list, rq_bc_pa_list) {
+ list_del(&rqst->rq_bc_pa_list);
+ spin_unlock_bh(&xprt->bc_pa_lock);
+
+ rpcrdma_bc_free_rqst(r_xprt, rqst);
+
+ spin_lock_bh(&xprt->bc_pa_lock);
+ }
+ spin_unlock_bh(&xprt->bc_pa_lock);
+}
+
+/**
+ * xprt_rdma_bc_free_rqst - Release a backchannel rqst
+ * @rqst: request to release
+ */
+void xprt_rdma_bc_free_rqst(struct rpc_rqst *rqst)
+{
+ struct rpc_xprt *xprt = rqst->rq_xprt;
+
+ smp_mb__before_atomic();
+ WARN_ON_ONCE(!test_bit(RPC_BC_PA_IN_USE, &rqst->rq_bc_pa_state));
+ clear_bit(RPC_BC_PA_IN_USE, &rqst->rq_bc_pa_state);
+ smp_mb__after_atomic();
+
+ spin_lock_bh(&xprt->bc_pa_lock);
+ list_add_tail(&rqst->rq_bc_pa_list, &xprt->bc_pa_list);
+ spin_unlock_bh(&xprt->bc_pa_lock);
+}
+
+/**
+ * rpcrdma_bc_receive_call - Handle a backward direction call
+ * @xprt: transport receiving the call
+ * @rep: receive buffer containing the call
+ *
+ * Called in the RPC reply handler, which runs in a tasklet.
+ * Be quick about it.
+ *
+ * Operational assumptions:
+ * o Backchannel credits are ignored, just as the NFS server
+ * forechannel currently does
+ * o The ULP manages a replay cache (eg, NFSv4.1 sessions).
+ * No replay detection is done at the transport level
+ */
+void rpcrdma_bc_receive_call(struct rpcrdma_xprt *r_xprt,
+ struct rpcrdma_rep *rep)
+{
+ struct rpc_xprt *xprt = &r_xprt->rx_xprt;
+ struct rpcrdma_msg *headerp;
+ struct svc_serv *bc_serv;
+ struct rpcrdma_req *req;
+ struct rpc_rqst *rqst;
+ struct xdr_buf *buf;
+ size_t size;
+ __be32 *p;
+
+ headerp = rdmab_to_msg(rep->rr_rdmabuf);
+#ifdef RPCRDMA_BACKCHANNEL_DEBUG
+ pr_info("RPC: %s: callback XID %08x, length=%u\n",
+ __func__, be32_to_cpu(headerp->rm_xid), rep->rr_len);
+ pr_info("RPC: %s: %*ph\n", __func__, rep->rr_len, headerp);
+#endif
+
+ /* Sanity check:
+ * Need at least enough bytes for RPC/RDMA header, as code
+ * here references the header fields by array offset. Also,
+ * backward calls are always inline, so ensure there
+ * are some bytes beyond the RPC/RDMA header.
+ */
+ if (rep->rr_len < RPCRDMA_HDRLEN_MIN + 24)
+ goto out_short;
+ p = (__be32 *)((unsigned char *)headerp + RPCRDMA_HDRLEN_MIN);
+ size = rep->rr_len - RPCRDMA_HDRLEN_MIN;
+
+ /* Grab a free bc rqst */
+ spin_lock(&xprt->bc_pa_lock);
+ if (list_empty(&xprt->bc_pa_list)) {
+ spin_unlock(&xprt->bc_pa_lock);
+ goto out_overflow;
+ }
+ rqst = list_first_entry(&xprt->bc_pa_list,
+ struct rpc_rqst, rq_bc_pa_list);
+ list_del(&rqst->rq_bc_pa_list);
+ spin_unlock(&xprt->bc_pa_lock);
+#ifdef RPCRDMA_BACKCHANNEL_DEBUG
+ pr_info("RPC: %s: using rqst %p\n", __func__, rqst);
+#endif
+
+ /* Prepare rqst */
+ rqst->rq_reply_bytes_recvd = 0;
+ rqst->rq_bytes_sent = 0;
+ rqst->rq_xid = headerp->rm_xid;
+ set_bit(RPC_BC_PA_IN_USE, &rqst->rq_bc_pa_state);
+
+ buf = &rqst->rq_rcv_buf;
+ memset(buf, 0, sizeof(*buf));
+ buf->head[0].iov_base = p;
+ buf->head[0].iov_len = size;
+ buf->len = size;
+
+ /* The receive buffer has to be hooked to the rpcrdma_req
+ * so that it can be reposted after the server is done
+ * parsing it but just before sending the backward
+ * direction reply.
+ */
+ req = rpcr_to_rdmar(rqst);
+#ifdef RPCRDMA_BACKCHANNEL_DEBUG
+ pr_info("RPC: %s: attaching rep %p to req %p\n",
+ __func__, rep, req);
+#endif
+ req->rl_reply = rep;
+
+ /* Defeat the retransmit detection logic in send_request */
+ req->rl_connect_cookie = 0;
+
+ /* Queue rqst for ULP's callback service */
+ bc_serv = xprt->bc_serv;
+ spin_lock(&bc_serv->sv_cb_lock);
+ list_add(&rqst->rq_bc_list, &bc_serv->sv_cb_list);
+ spin_unlock(&bc_serv->sv_cb_lock);
+
+ wake_up(&bc_serv->sv_cb_waitq);
+
+ r_xprt->rx_stats.bcall_count++;
+ return;
+
+out_overflow:
+ pr_warn("RPC/RDMA backchannel overflow\n");
+ xprt_disconnect_done(xprt);
+ /* This receive buffer gets reposted automatically
+ * when the connection is re-established.
+ */
+ return;
+
+out_short:
+ pr_warn("RPC/RDMA short backward direction call\n");
+
+ if (rpcrdma_ep_post_recv(&r_xprt->rx_ia, &r_xprt->rx_ep, rep))
+ xprt_disconnect_done(xprt);
+ else
+ pr_warn("RPC: %s: reposting rep %p\n",
+ __func__, rep);
+}
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
index 5318951b3b53..0a362397e434 100644
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -252,8 +252,11 @@ frwr_sendcompletion(struct ib_wc *wc)
/* WARNING: Only wr_id and status are reliable at this point */
r = (struct rpcrdma_mw *)(unsigned long)wc->wr_id;
- pr_warn("RPC: %s: frmr %p flushed, status %s (%d)\n",
- __func__, r, ib_wc_status_msg(wc->status), wc->status);
+ if (wc->status == IB_WC_WR_FLUSH_ERR)
+ dprintk("RPC: %s: frmr %p flushed\n", __func__, r);
+ else
+ pr_warn("RPC: %s: frmr %p error, status %s (%d)\n",
+ __func__, r, ib_wc_status_msg(wc->status), wc->status);
r->r.frmr.fr_state = FRMR_IS_STALE;
}
diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
index bc8bd6577467..c10d9699441c 100644
--- a/net/sunrpc/xprtrdma/rpc_rdma.c
+++ b/net/sunrpc/xprtrdma/rpc_rdma.c
@@ -441,6 +441,11 @@ rpcrdma_marshal_req(struct rpc_rqst *rqst)
enum rpcrdma_chunktype rtype, wtype;
struct rpcrdma_msg *headerp;
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+ if (test_bit(RPC_BC_PA_IN_USE, &rqst->rq_bc_pa_state))
+ return rpcrdma_bc_marshal_reply(rqst);
+#endif
+
/*
* rpclen gets amount of data in first buffer, which is the
* pre-registered buffer.
@@ -711,6 +716,37 @@ rpcrdma_connect_worker(struct work_struct *work)
spin_unlock_bh(&xprt->transport_lock);
}
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+/* By convention, backchannel calls arrive via rdma_msg type
+ * messages, and never populate the chunk lists. This makes
+ * the RPC/RDMA header small and fixed in size, so it is
+ * straightforward to check the RPC header's direction field.
+ */
+static bool
+rpcrdma_is_bcall(struct rpcrdma_msg *headerp)
+{
+ __be32 *p = (__be32 *)headerp;
+
+ if (headerp->rm_type != rdma_msg)
+ return false;
+ if (headerp->rm_body.rm_chunks[0] != xdr_zero)
+ return false;
+ if (headerp->rm_body.rm_chunks[1] != xdr_zero)
+ return false;
+ if (headerp->rm_body.rm_chunks[2] != xdr_zero)
+ return false;
+
+ /* sanity */
+ if (p[7] != headerp->rm_xid)
+ return false;
+ /* call direction */
+ if (p[8] != cpu_to_be32(RPC_CALL))
+ return false;
+
+ return true;
+}
+#endif /* CONFIG_SUNRPC_BACKCHANNEL */
+
/*
* This function is called when an async event is posted to
* the connection which changes the connection state. All it
@@ -723,8 +759,8 @@ rpcrdma_conn_func(struct rpcrdma_ep *ep)
schedule_delayed_work(&ep->rep_connect_worker, 0);
}
-/*
- * Called as a tasklet to do req/reply match and complete a request
+/* Process received RPC/RDMA messages.
+ *
* Errors must result in the RPC task either being awakened, or
* allowed to timeout, to discover the errors at that time.
*/
@@ -741,52 +777,32 @@ rpcrdma_reply_handler(struct rpcrdma_rep *rep)
unsigned long cwnd;
u32 credits;
- /* Check status. If bad, signal disconnect and return rep to pool */
- if (rep->rr_len == ~0U) {
- rpcrdma_recv_buffer_put(rep);
- if (r_xprt->rx_ep.rep_connected == 1) {
- r_xprt->rx_ep.rep_connected = -EIO;
- rpcrdma_conn_func(&r_xprt->rx_ep);
- }
- return;
- }
- if (rep->rr_len < RPCRDMA_HDRLEN_MIN) {
- dprintk("RPC: %s: short/invalid reply\n", __func__);
- goto repost;
- }
+ dprintk("RPC: %s: incoming rep %p\n", __func__, rep);
+
+ if (rep->rr_len == RPCRDMA_BAD_LEN)
+ goto out_badstatus;
+ if (rep->rr_len < RPCRDMA_HDRLEN_MIN)
+ goto out_shortreply;
+
headerp = rdmab_to_msg(rep->rr_rdmabuf);
- if (headerp->rm_vers != rpcrdma_version) {
- dprintk("RPC: %s: invalid version %d\n",
- __func__, be32_to_cpu(headerp->rm_vers));
- goto repost;
- }
+ if (headerp->rm_vers != rpcrdma_version)
+ goto out_badversion;
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+ if (rpcrdma_is_bcall(headerp))
+ goto out_bcall;
+#endif
- /* Get XID and try for a match. */
- spin_lock(&xprt->transport_lock);
+ /* Match incoming rpcrdma_rep to an rpcrdma_req to
+ * get context for handling any incoming chunks.
+ */
+ spin_lock_bh(&xprt->transport_lock);
rqst = xprt_lookup_rqst(xprt, headerp->rm_xid);
- if (rqst == NULL) {
- spin_unlock(&xprt->transport_lock);
- dprintk("RPC: %s: reply 0x%p failed "
- "to match any request xid 0x%08x len %d\n",
- __func__, rep, be32_to_cpu(headerp->rm_xid),
- rep->rr_len);
-repost:
- r_xprt->rx_stats.bad_reply_count++;
- if (rpcrdma_ep_post_recv(&r_xprt->rx_ia, &r_xprt->rx_ep, rep))
- rpcrdma_recv_buffer_put(rep);
+ if (!rqst)
+ goto out_nomatch;
- return;
- }
-
- /* get request object */
req = rpcr_to_rdmar(rqst);
- if (req->rl_reply) {
- spin_unlock(&xprt->transport_lock);
- dprintk("RPC: %s: duplicate reply 0x%p to RPC "
- "request 0x%p: xid 0x%08x\n", __func__, rep, req,
- be32_to_cpu(headerp->rm_xid));
- goto repost;
- }
+ if (req->rl_reply)
+ goto out_duplicate;
dprintk("RPC: %s: reply 0x%p completes request 0x%p\n"
" RPC request 0x%p xid 0x%08x\n",
@@ -883,8 +899,50 @@ badheader:
if (xprt->cwnd > cwnd)
xprt_release_rqst_cong(rqst->rq_task);
+ xprt_complete_rqst(rqst->rq_task, status);
+ spin_unlock_bh(&xprt->transport_lock);
dprintk("RPC: %s: xprt_complete_rqst(0x%p, 0x%p, %d)\n",
__func__, xprt, rqst, status);
- xprt_complete_rqst(rqst->rq_task, status);
- spin_unlock(&xprt->transport_lock);
+ return;
+
+out_badstatus:
+ rpcrdma_recv_buffer_put(rep);
+ if (r_xprt->rx_ep.rep_connected == 1) {
+ r_xprt->rx_ep.rep_connected = -EIO;
+ rpcrdma_conn_func(&r_xprt->rx_ep);
+ }
+ return;
+
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+out_bcall:
+ rpcrdma_bc_receive_call(r_xprt, rep);
+ return;
+#endif
+
+out_shortreply:
+ dprintk("RPC: %s: short/invalid reply\n", __func__);
+ goto repost;
+
+out_badversion:
+ dprintk("RPC: %s: invalid version %d\n",
+ __func__, be32_to_cpu(headerp->rm_vers));
+ goto repost;
+
+out_nomatch:
+ spin_unlock_bh(&xprt->transport_lock);
+ dprintk("RPC: %s: no match for incoming xid 0x%08x len %d\n",
+ __func__, be32_to_cpu(headerp->rm_xid),
+ rep->rr_len);
+ goto repost;
+
+out_duplicate:
+ spin_unlock_bh(&xprt->transport_lock);
+ dprintk("RPC: %s: "
+ "duplicate reply %p to RPC request %p: xid 0x%08x\n",
+ __func__, rep, req, be32_to_cpu(headerp->rm_xid));
+
+repost:
+ r_xprt->rx_stats.bad_reply_count++;
+ if (rpcrdma_ep_post_recv(&r_xprt->rx_ia, &r_xprt->rx_ep, rep))
+ rpcrdma_recv_buffer_put(rep);
}
diff --git a/net/sunrpc/xprtrdma/svc_rdma.c b/net/sunrpc/xprtrdma/svc_rdma.c
index 2cd252f023a5..1b7051bdbdc8 100644
--- a/net/sunrpc/xprtrdma/svc_rdma.c
+++ b/net/sunrpc/xprtrdma/svc_rdma.c
@@ -239,6 +239,9 @@ void svc_rdma_cleanup(void)
unregister_sysctl_table(svcrdma_table_header);
svcrdma_table_header = NULL;
}
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+ svc_unreg_xprt_class(&svc_rdma_bc_class);
+#endif
svc_unreg_xprt_class(&svc_rdma_class);
kmem_cache_destroy(svc_rdma_map_cachep);
kmem_cache_destroy(svc_rdma_ctxt_cachep);
@@ -286,6 +289,9 @@ int svc_rdma_init(void)
/* Register RDMA with the SVC transport switch */
svc_reg_xprt_class(&svc_rdma_class);
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+ svc_reg_xprt_class(&svc_rdma_bc_class);
+#endif
return 0;
err1:
kmem_cache_destroy(svc_rdma_map_cachep);
diff --git a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
index cb5174284074..f0c3ff67ca98 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
@@ -136,7 +136,8 @@ int rdma_read_chunk_lcl(struct svcxprt_rdma *xprt,
ctxt->direction = DMA_FROM_DEVICE;
ctxt->read_hdr = head;
pages_needed = min_t(int, pages_needed, xprt->sc_max_sge_rd);
- read = min_t(int, pages_needed << PAGE_SHIFT, rs_length);
+ read = min_t(int, (pages_needed << PAGE_SHIFT) - *page_offset,
+ rs_length);
for (pno = 0; pno < pages_needed; pno++) {
int len = min_t(int, rs_length, PAGE_SIZE - pg_off);
@@ -235,7 +236,8 @@ int rdma_read_chunk_frmr(struct svcxprt_rdma *xprt,
ctxt->direction = DMA_FROM_DEVICE;
ctxt->frmr = frmr;
pages_needed = min_t(int, pages_needed, xprt->sc_frmr_pg_list_len);
- read = min_t(int, pages_needed << PAGE_SHIFT, rs_length);
+ read = min_t(int, (pages_needed << PAGE_SHIFT) - *page_offset,
+ rs_length);
frmr->kva = page_address(rqstp->rq_arg.pages[pg_no]);
frmr->direction = DMA_FROM_DEVICE;
@@ -531,7 +533,7 @@ static int rdma_read_complete(struct svc_rqst *rqstp,
rqstp->rq_arg.page_base = head->arg.page_base;
/* rq_respages starts after the last arg page */
- rqstp->rq_respages = &rqstp->rq_arg.pages[page_no];
+ rqstp->rq_respages = &rqstp->rq_pages[page_no];
rqstp->rq_next_page = rqstp->rq_respages + 1;
/* Rebuild rq_arg head and tail. */
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index fcc3eb80c265..a133b1e5b5f6 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -56,6 +56,7 @@
#define RPCDBG_FACILITY RPCDBG_SVCXPRT
+static struct svcxprt_rdma *rdma_create_xprt(struct svc_serv *, int);
static struct svc_xprt *svc_rdma_create(struct svc_serv *serv,
struct net *net,
struct sockaddr *sa, int salen,
@@ -95,6 +96,63 @@ struct svc_xprt_class svc_rdma_class = {
.xcl_ident = XPRT_TRANSPORT_RDMA,
};
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+static struct svc_xprt *svc_rdma_bc_create(struct svc_serv *, struct net *,
+ struct sockaddr *, int, int);
+static void svc_rdma_bc_detach(struct svc_xprt *);
+static void svc_rdma_bc_free(struct svc_xprt *);
+
+static struct svc_xprt_ops svc_rdma_bc_ops = {
+ .xpo_create = svc_rdma_bc_create,
+ .xpo_detach = svc_rdma_bc_detach,
+ .xpo_free = svc_rdma_bc_free,
+ .xpo_prep_reply_hdr = svc_rdma_prep_reply_hdr,
+ .xpo_secure_port = svc_rdma_secure_port,
+};
+
+struct svc_xprt_class svc_rdma_bc_class = {
+ .xcl_name = "rdma-bc",
+ .xcl_owner = THIS_MODULE,
+ .xcl_ops = &svc_rdma_bc_ops,
+ .xcl_max_payload = (1024 - RPCRDMA_HDRLEN_MIN)
+};
+
+static struct svc_xprt *svc_rdma_bc_create(struct svc_serv *serv,
+ struct net *net,
+ struct sockaddr *sa, int salen,
+ int flags)
+{
+ struct svcxprt_rdma *cma_xprt;
+ struct svc_xprt *xprt;
+
+ cma_xprt = rdma_create_xprt(serv, 0);
+ if (!cma_xprt)
+ return ERR_PTR(-ENOMEM);
+ xprt = &cma_xprt->sc_xprt;
+
+ svc_xprt_init(net, &svc_rdma_bc_class, xprt, serv);
+ serv->sv_bc_xprt = xprt;
+
+ dprintk("svcrdma: %s(%p)\n", __func__, xprt);
+ return xprt;
+}
+
+static void svc_rdma_bc_detach(struct svc_xprt *xprt)
+{
+ dprintk("svcrdma: %s(%p)\n", __func__, xprt);
+}
+
+static void svc_rdma_bc_free(struct svc_xprt *xprt)
+{
+ struct svcxprt_rdma *rdma =
+ container_of(xprt, struct svcxprt_rdma, sc_xprt);
+
+ dprintk("svcrdma: %s(%p)\n", __func__, xprt);
+ if (xprt)
+ kfree(rdma);
+}
+#endif /* CONFIG_SUNRPC_BACKCHANNEL */
+
struct svc_rdma_op_ctxt *svc_rdma_get_context(struct svcxprt_rdma *xprt)
{
struct svc_rdma_op_ctxt *ctxt;
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 41e452bc580c..8c545f7d7525 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -676,7 +676,7 @@ static void xprt_rdma_print_stats(struct rpc_xprt *xprt, struct seq_file *seq)
static int
xprt_rdma_enable_swap(struct rpc_xprt *xprt)
{
- return -EINVAL;
+ return 0;
}
static void
@@ -705,7 +705,13 @@ static struct rpc_xprt_ops xprt_rdma_procs = {
.print_stats = xprt_rdma_print_stats,
.enable_swap = xprt_rdma_enable_swap,
.disable_swap = xprt_rdma_disable_swap,
- .inject_disconnect = xprt_rdma_inject_disconnect
+ .inject_disconnect = xprt_rdma_inject_disconnect,
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+ .bc_setup = xprt_rdma_bc_setup,
+ .bc_up = xprt_rdma_bc_up,
+ .bc_free_rqst = xprt_rdma_bc_free_rqst,
+ .bc_destroy = xprt_rdma_bc_destroy,
+#endif
};
static struct xprt_class xprt_rdma = {
@@ -732,6 +738,7 @@ void xprt_rdma_cleanup(void)
dprintk("RPC: %s: xprt_unregister returned %i\n",
__func__, rc);
+ rpcrdma_destroy_wq();
frwr_destroy_recovery_wq();
}
@@ -743,8 +750,15 @@ int xprt_rdma_init(void)
if (rc)
return rc;
+ rc = rpcrdma_alloc_wq();
+ if (rc) {
+ frwr_destroy_recovery_wq();
+ return rc;
+ }
+
rc = xprt_register_transport(&xprt_rdma);
if (rc) {
+ rpcrdma_destroy_wq();
frwr_destroy_recovery_wq();
return rc;
}
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 8a477e27bad7..93883ffb86e0 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -68,47 +68,33 @@
* internal functions
*/
-/*
- * handle replies in tasklet context, using a single, global list
- * rdma tasklet function -- just turn around and call the func
- * for all replies on the list
- */
-
-static DEFINE_SPINLOCK(rpcrdma_tk_lock_g);
-static LIST_HEAD(rpcrdma_tasklets_g);
+static struct workqueue_struct *rpcrdma_receive_wq;
-static void
-rpcrdma_run_tasklet(unsigned long data)
+int
+rpcrdma_alloc_wq(void)
{
- struct rpcrdma_rep *rep;
- unsigned long flags;
-
- data = data;
- spin_lock_irqsave(&rpcrdma_tk_lock_g, flags);
- while (!list_empty(&rpcrdma_tasklets_g)) {
- rep = list_entry(rpcrdma_tasklets_g.next,
- struct rpcrdma_rep, rr_list);
- list_del(&rep->rr_list);
- spin_unlock_irqrestore(&rpcrdma_tk_lock_g, flags);
+ struct workqueue_struct *recv_wq;
- rpcrdma_reply_handler(rep);
+ recv_wq = alloc_workqueue("xprtrdma_receive",
+ WQ_MEM_RECLAIM | WQ_UNBOUND | WQ_HIGHPRI,
+ 0);
+ if (!recv_wq)
+ return -ENOMEM;
- spin_lock_irqsave(&rpcrdma_tk_lock_g, flags);
- }
- spin_unlock_irqrestore(&rpcrdma_tk_lock_g, flags);
+ rpcrdma_receive_wq = recv_wq;
+ return 0;
}
-static DECLARE_TASKLET(rpcrdma_tasklet_g, rpcrdma_run_tasklet, 0UL);
-
-static void
-rpcrdma_schedule_tasklet(struct list_head *sched_list)
+void
+rpcrdma_destroy_wq(void)
{
- unsigned long flags;
+ struct workqueue_struct *wq;
- spin_lock_irqsave(&rpcrdma_tk_lock_g, flags);
- list_splice_tail(sched_list, &rpcrdma_tasklets_g);
- spin_unlock_irqrestore(&rpcrdma_tk_lock_g, flags);
- tasklet_schedule(&rpcrdma_tasklet_g);
+ if (rpcrdma_receive_wq) {
+ wq = rpcrdma_receive_wq;
+ rpcrdma_receive_wq = NULL;
+ destroy_workqueue(wq);
+ }
}
static void
@@ -158,63 +144,54 @@ rpcrdma_sendcq_process_wc(struct ib_wc *wc)
}
}
-static int
-rpcrdma_sendcq_poll(struct ib_cq *cq, struct rpcrdma_ep *ep)
+/* The common case is a single send completion is waiting. By
+ * passing two WC entries to ib_poll_cq, a return code of 1
+ * means there is exactly one WC waiting and no more. We don't
+ * have to invoke ib_poll_cq again to know that the CQ has been
+ * properly drained.
+ */
+static void
+rpcrdma_sendcq_poll(struct ib_cq *cq)
{
- struct ib_wc *wcs;
- int budget, count, rc;
+ struct ib_wc *pos, wcs[2];
+ int count, rc;
- budget = RPCRDMA_WC_BUDGET / RPCRDMA_POLLSIZE;
do {
- wcs = ep->rep_send_wcs;
+ pos = wcs;
- rc = ib_poll_cq(cq, RPCRDMA_POLLSIZE, wcs);
- if (rc <= 0)
- return rc;
+ rc = ib_poll_cq(cq, ARRAY_SIZE(wcs), pos);
+ if (rc < 0)
+ break;
count = rc;
while (count-- > 0)
- rpcrdma_sendcq_process_wc(wcs++);
- } while (rc == RPCRDMA_POLLSIZE && --budget);
- return 0;
+ rpcrdma_sendcq_process_wc(pos++);
+ } while (rc == ARRAY_SIZE(wcs));
+ return;
}
-/*
- * Handle send, fast_reg_mr, and local_inv completions.
- *
- * Send events are typically suppressed and thus do not result
- * in an upcall. Occasionally one is signaled, however. This
- * prevents the provider's completion queue from wrapping and
- * losing a completion.
+/* Handle provider send completion upcalls.
*/
static void
rpcrdma_sendcq_upcall(struct ib_cq *cq, void *cq_context)
{
- struct rpcrdma_ep *ep = (struct rpcrdma_ep *)cq_context;
- int rc;
-
- rc = rpcrdma_sendcq_poll(cq, ep);
- if (rc) {
- dprintk("RPC: %s: ib_poll_cq failed: %i\n",
- __func__, rc);
- return;
- }
+ do {
+ rpcrdma_sendcq_poll(cq);
+ } while (ib_req_notify_cq(cq, IB_CQ_NEXT_COMP |
+ IB_CQ_REPORT_MISSED_EVENTS) > 0);
+}
- rc = ib_req_notify_cq(cq,
- IB_CQ_NEXT_COMP | IB_CQ_REPORT_MISSED_EVENTS);
- if (rc == 0)
- return;
- if (rc < 0) {
- dprintk("RPC: %s: ib_req_notify_cq failed: %i\n",
- __func__, rc);
- return;
- }
+static void
+rpcrdma_receive_worker(struct work_struct *work)
+{
+ struct rpcrdma_rep *rep =
+ container_of(work, struct rpcrdma_rep, rr_work);
- rpcrdma_sendcq_poll(cq, ep);
+ rpcrdma_reply_handler(rep);
}
static void
-rpcrdma_recvcq_process_wc(struct ib_wc *wc, struct list_head *sched_list)
+rpcrdma_recvcq_process_wc(struct ib_wc *wc)
{
struct rpcrdma_rep *rep =
(struct rpcrdma_rep *)(unsigned long)wc->wr_id;
@@ -237,91 +214,60 @@ rpcrdma_recvcq_process_wc(struct ib_wc *wc, struct list_head *sched_list)
prefetch(rdmab_to_msg(rep->rr_rdmabuf));
out_schedule:
- list_add_tail(&rep->rr_list, sched_list);
+ queue_work(rpcrdma_receive_wq, &rep->rr_work);
return;
+
out_fail:
if (wc->status != IB_WC_WR_FLUSH_ERR)
pr_err("RPC: %s: rep %p: %s\n",
__func__, rep, ib_wc_status_msg(wc->status));
- rep->rr_len = ~0U;
+ rep->rr_len = RPCRDMA_BAD_LEN;
goto out_schedule;
}
-static int
-rpcrdma_recvcq_poll(struct ib_cq *cq, struct rpcrdma_ep *ep)
+/* The wc array is on stack: automatic memory is always CPU-local.
+ *
+ * struct ib_wc is 64 bytes, making the poll array potentially
+ * large. But this is at the bottom of the call chain. Further
+ * substantial work is done in another thread.
+ */
+static void
+rpcrdma_recvcq_poll(struct ib_cq *cq)
{
- struct list_head sched_list;
- struct ib_wc *wcs;
- int budget, count, rc;
+ struct ib_wc *pos, wcs[4];
+ int count, rc;
- INIT_LIST_HEAD(&sched_list);
- budget = RPCRDMA_WC_BUDGET / RPCRDMA_POLLSIZE;
do {
- wcs = ep->rep_recv_wcs;
+ pos = wcs;
- rc = ib_poll_cq(cq, RPCRDMA_POLLSIZE, wcs);
- if (rc <= 0)
- goto out_schedule;
+ rc = ib_poll_cq(cq, ARRAY_SIZE(wcs), pos);
+ if (rc < 0)
+ break;
count = rc;
while (count-- > 0)
- rpcrdma_recvcq_process_wc(wcs++, &sched_list);
- } while (rc == RPCRDMA_POLLSIZE && --budget);
- rc = 0;
-
-out_schedule:
- rpcrdma_schedule_tasklet(&sched_list);
- return rc;
+ rpcrdma_recvcq_process_wc(pos++);
+ } while (rc == ARRAY_SIZE(wcs));
}
-/*
- * Handle receive completions.
- *
- * It is reentrant but processes single events in order to maintain
- * ordering of receives to keep server credits.
- *
- * It is the responsibility of the scheduled tasklet to return
- * recv buffers to the pool. NOTE: this affects synchronization of
- * connection shutdown. That is, the structures required for
- * the completion of the reply handler must remain intact until
- * all memory has been reclaimed.
+/* Handle provider receive completion upcalls.
*/
static void
rpcrdma_recvcq_upcall(struct ib_cq *cq, void *cq_context)
{
- struct rpcrdma_ep *ep = (struct rpcrdma_ep *)cq_context;
- int rc;
-
- rc = rpcrdma_recvcq_poll(cq, ep);
- if (rc) {
- dprintk("RPC: %s: ib_poll_cq failed: %i\n",
- __func__, rc);
- return;
- }
-
- rc = ib_req_notify_cq(cq,
- IB_CQ_NEXT_COMP | IB_CQ_REPORT_MISSED_EVENTS);
- if (rc == 0)
- return;
- if (rc < 0) {
- dprintk("RPC: %s: ib_req_notify_cq failed: %i\n",
- __func__, rc);
- return;
- }
-
- rpcrdma_recvcq_poll(cq, ep);
+ do {
+ rpcrdma_recvcq_poll(cq);
+ } while (ib_req_notify_cq(cq, IB_CQ_NEXT_COMP |
+ IB_CQ_REPORT_MISSED_EVENTS) > 0);
}
static void
rpcrdma_flush_cqs(struct rpcrdma_ep *ep)
{
struct ib_wc wc;
- LIST_HEAD(sched_list);
while (ib_poll_cq(ep->rep_attr.recv_cq, 1, &wc) > 0)
- rpcrdma_recvcq_process_wc(&wc, &sched_list);
- if (!list_empty(&sched_list))
- rpcrdma_schedule_tasklet(&sched_list);
+ rpcrdma_recvcq_process_wc(&wc);
while (ib_poll_cq(ep->rep_attr.send_cq, 1, &wc) > 0)
rpcrdma_sendcq_process_wc(&wc);
}
@@ -543,11 +489,8 @@ rpcrdma_ia_open(struct rpcrdma_xprt *xprt, struct sockaddr *addr, int memreg)
}
if (memreg == RPCRDMA_FRMR) {
- /* Requires both frmr reg and local dma lkey */
- if (((devattr->device_cap_flags &
- (IB_DEVICE_MEM_MGT_EXTENSIONS|IB_DEVICE_LOCAL_DMA_LKEY)) !=
- (IB_DEVICE_MEM_MGT_EXTENSIONS|IB_DEVICE_LOCAL_DMA_LKEY)) ||
- (devattr->max_fast_reg_page_list_len == 0)) {
+ if (!(devattr->device_cap_flags & IB_DEVICE_MEM_MGT_EXTENSIONS) ||
+ (devattr->max_fast_reg_page_list_len == 0)) {
dprintk("RPC: %s: FRMR registration "
"not supported by HCA\n", __func__);
memreg = RPCRDMA_MTHCAFMR;
@@ -557,6 +500,7 @@ rpcrdma_ia_open(struct rpcrdma_xprt *xprt, struct sockaddr *addr, int memreg)
if (!ia->ri_device->alloc_fmr) {
dprintk("RPC: %s: MTHCAFMR registration "
"not supported by HCA\n", __func__);
+ rc = -EINVAL;
goto out3;
}
}
@@ -624,6 +568,7 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
struct ib_device_attr *devattr = &ia->ri_devattr;
struct ib_cq *sendcq, *recvcq;
struct ib_cq_init_attr cq_attr = {};
+ unsigned int max_qp_wr;
int rc, err;
if (devattr->max_sge < RPCRDMA_MAX_IOVS) {
@@ -632,18 +577,27 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
return -ENOMEM;
}
+ if (devattr->max_qp_wr <= RPCRDMA_BACKWARD_WRS) {
+ dprintk("RPC: %s: insufficient wqe's available\n",
+ __func__);
+ return -ENOMEM;
+ }
+ max_qp_wr = devattr->max_qp_wr - RPCRDMA_BACKWARD_WRS;
+
/* check provider's send/recv wr limits */
- if (cdata->max_requests > devattr->max_qp_wr)
- cdata->max_requests = devattr->max_qp_wr;
+ if (cdata->max_requests > max_qp_wr)
+ cdata->max_requests = max_qp_wr;
ep->rep_attr.event_handler = rpcrdma_qp_async_error_upcall;
ep->rep_attr.qp_context = ep;
ep->rep_attr.srq = NULL;
ep->rep_attr.cap.max_send_wr = cdata->max_requests;
+ ep->rep_attr.cap.max_send_wr += RPCRDMA_BACKWARD_WRS;
rc = ia->ri_ops->ro_open(ia, ep, cdata);
if (rc)
return rc;
ep->rep_attr.cap.max_recv_wr = cdata->max_requests;
+ ep->rep_attr.cap.max_recv_wr += RPCRDMA_BACKWARD_WRS;
ep->rep_attr.cap.max_send_sge = RPCRDMA_MAX_IOVS;
ep->rep_attr.cap.max_recv_sge = 1;
ep->rep_attr.cap.max_inline_data = 0;
@@ -671,7 +625,7 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
cq_attr.cqe = ep->rep_attr.cap.max_send_wr + 1;
sendcq = ib_create_cq(ia->ri_device, rpcrdma_sendcq_upcall,
- rpcrdma_cq_async_error_upcall, ep, &cq_attr);
+ rpcrdma_cq_async_error_upcall, NULL, &cq_attr);
if (IS_ERR(sendcq)) {
rc = PTR_ERR(sendcq);
dprintk("RPC: %s: failed to create send CQ: %i\n",
@@ -688,7 +642,7 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
cq_attr.cqe = ep->rep_attr.cap.max_recv_wr + 1;
recvcq = ib_create_cq(ia->ri_device, rpcrdma_recvcq_upcall,
- rpcrdma_cq_async_error_upcall, ep, &cq_attr);
+ rpcrdma_cq_async_error_upcall, NULL, &cq_attr);
if (IS_ERR(recvcq)) {
rc = PTR_ERR(recvcq);
dprintk("RPC: %s: failed to create recv CQ: %i\n",
@@ -887,7 +841,21 @@ retry:
}
rc = ep->rep_connected;
} else {
+ struct rpcrdma_xprt *r_xprt;
+ unsigned int extras;
+
dprintk("RPC: %s: connected\n", __func__);
+
+ r_xprt = container_of(ia, struct rpcrdma_xprt, rx_ia);
+ extras = r_xprt->rx_buf.rb_bc_srv_max_requests;
+
+ if (extras) {
+ rc = rpcrdma_ep_post_extra_recv(r_xprt, extras);
+ if (rc)
+ pr_warn("%s: rpcrdma_ep_post_extra_recv: %i\n",
+ __func__, rc);
+ rc = 0;
+ }
}
out:
@@ -924,20 +892,25 @@ rpcrdma_ep_disconnect(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia)
}
}
-static struct rpcrdma_req *
+struct rpcrdma_req *
rpcrdma_create_req(struct rpcrdma_xprt *r_xprt)
{
+ struct rpcrdma_buffer *buffer = &r_xprt->rx_buf;
struct rpcrdma_req *req;
req = kzalloc(sizeof(*req), GFP_KERNEL);
if (req == NULL)
return ERR_PTR(-ENOMEM);
+ INIT_LIST_HEAD(&req->rl_free);
+ spin_lock(&buffer->rb_reqslock);
+ list_add(&req->rl_all, &buffer->rb_allreqs);
+ spin_unlock(&buffer->rb_reqslock);
req->rl_buffer = &r_xprt->rx_buf;
return req;
}
-static struct rpcrdma_rep *
+struct rpcrdma_rep *
rpcrdma_create_rep(struct rpcrdma_xprt *r_xprt)
{
struct rpcrdma_create_data_internal *cdata = &r_xprt->rx_data;
@@ -959,6 +932,7 @@ rpcrdma_create_rep(struct rpcrdma_xprt *r_xprt)
rep->rr_device = ia->ri_device;
rep->rr_rxprt = r_xprt;
+ INIT_WORK(&rep->rr_work, rpcrdma_receive_worker);
return rep;
out_free:
@@ -972,44 +946,21 @@ rpcrdma_buffer_create(struct rpcrdma_xprt *r_xprt)
{
struct rpcrdma_buffer *buf = &r_xprt->rx_buf;
struct rpcrdma_ia *ia = &r_xprt->rx_ia;
- struct rpcrdma_create_data_internal *cdata = &r_xprt->rx_data;
- char *p;
- size_t len;
int i, rc;
- buf->rb_max_requests = cdata->max_requests;
+ buf->rb_max_requests = r_xprt->rx_data.max_requests;
+ buf->rb_bc_srv_max_requests = 0;
spin_lock_init(&buf->rb_lock);
- /* Need to allocate:
- * 1. arrays for send and recv pointers
- * 2. arrays of struct rpcrdma_req to fill in pointers
- * 3. array of struct rpcrdma_rep for replies
- * Send/recv buffers in req/rep need to be registered
- */
- len = buf->rb_max_requests *
- (sizeof(struct rpcrdma_req *) + sizeof(struct rpcrdma_rep *));
-
- p = kzalloc(len, GFP_KERNEL);
- if (p == NULL) {
- dprintk("RPC: %s: req_t/rep_t/pad kzalloc(%zd) failed\n",
- __func__, len);
- rc = -ENOMEM;
- goto out;
- }
- buf->rb_pool = p; /* for freeing it later */
-
- buf->rb_send_bufs = (struct rpcrdma_req **) p;
- p = (char *) &buf->rb_send_bufs[buf->rb_max_requests];
- buf->rb_recv_bufs = (struct rpcrdma_rep **) p;
- p = (char *) &buf->rb_recv_bufs[buf->rb_max_requests];
-
rc = ia->ri_ops->ro_init(r_xprt);
if (rc)
goto out;
+ INIT_LIST_HEAD(&buf->rb_send_bufs);
+ INIT_LIST_HEAD(&buf->rb_allreqs);
+ spin_lock_init(&buf->rb_reqslock);
for (i = 0; i < buf->rb_max_requests; i++) {
struct rpcrdma_req *req;
- struct rpcrdma_rep *rep;
req = rpcrdma_create_req(r_xprt);
if (IS_ERR(req)) {
@@ -1018,7 +969,13 @@ rpcrdma_buffer_create(struct rpcrdma_xprt *r_xprt)
rc = PTR_ERR(req);
goto out;
}
- buf->rb_send_bufs[i] = req;
+ req->rl_backchannel = false;
+ list_add(&req->rl_free, &buf->rb_send_bufs);
+ }
+
+ INIT_LIST_HEAD(&buf->rb_recv_bufs);
+ for (i = 0; i < buf->rb_max_requests + 2; i++) {
+ struct rpcrdma_rep *rep;
rep = rpcrdma_create_rep(r_xprt);
if (IS_ERR(rep)) {
@@ -1027,7 +984,7 @@ rpcrdma_buffer_create(struct rpcrdma_xprt *r_xprt)
rc = PTR_ERR(rep);
goto out;
}
- buf->rb_recv_bufs[i] = rep;
+ list_add(&rep->rr_list, &buf->rb_recv_bufs);
}
return 0;
@@ -1036,22 +993,38 @@ out:
return rc;
}
+static struct rpcrdma_req *
+rpcrdma_buffer_get_req_locked(struct rpcrdma_buffer *buf)
+{
+ struct rpcrdma_req *req;
+
+ req = list_first_entry(&buf->rb_send_bufs,
+ struct rpcrdma_req, rl_free);
+ list_del(&req->rl_free);
+ return req;
+}
+
+static struct rpcrdma_rep *
+rpcrdma_buffer_get_rep_locked(struct rpcrdma_buffer *buf)
+{
+ struct rpcrdma_rep *rep;
+
+ rep = list_first_entry(&buf->rb_recv_bufs,
+ struct rpcrdma_rep, rr_list);
+ list_del(&rep->rr_list);
+ return rep;
+}
+
static void
rpcrdma_destroy_rep(struct rpcrdma_ia *ia, struct rpcrdma_rep *rep)
{
- if (!rep)
- return;
-
rpcrdma_free_regbuf(ia, rep->rr_rdmabuf);
kfree(rep);
}
-static void
+void
rpcrdma_destroy_req(struct rpcrdma_ia *ia, struct rpcrdma_req *req)
{
- if (!req)
- return;
-
rpcrdma_free_regbuf(ia, req->rl_sendbuf);
rpcrdma_free_regbuf(ia, req->rl_rdmabuf);
kfree(req);
@@ -1061,25 +1034,29 @@ void
rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf)
{
struct rpcrdma_ia *ia = rdmab_to_ia(buf);
- int i;
- /* clean up in reverse order from create
- * 1. recv mr memory (mr free, then kfree)
- * 2. send mr memory (mr free, then kfree)
- * 3. MWs
- */
- dprintk("RPC: %s: entering\n", __func__);
+ while (!list_empty(&buf->rb_recv_bufs)) {
+ struct rpcrdma_rep *rep;
- for (i = 0; i < buf->rb_max_requests; i++) {
- if (buf->rb_recv_bufs)
- rpcrdma_destroy_rep(ia, buf->rb_recv_bufs[i]);
- if (buf->rb_send_bufs)
- rpcrdma_destroy_req(ia, buf->rb_send_bufs[i]);
+ rep = rpcrdma_buffer_get_rep_locked(buf);
+ rpcrdma_destroy_rep(ia, rep);
}
- ia->ri_ops->ro_destroy(buf);
+ spin_lock(&buf->rb_reqslock);
+ while (!list_empty(&buf->rb_allreqs)) {
+ struct rpcrdma_req *req;
+
+ req = list_first_entry(&buf->rb_allreqs,
+ struct rpcrdma_req, rl_all);
+ list_del(&req->rl_all);
+
+ spin_unlock(&buf->rb_reqslock);
+ rpcrdma_destroy_req(ia, req);
+ spin_lock(&buf->rb_reqslock);
+ }
+ spin_unlock(&buf->rb_reqslock);
- kfree(buf->rb_pool);
+ ia->ri_ops->ro_destroy(buf);
}
struct rpcrdma_mw *
@@ -1111,53 +1088,34 @@ rpcrdma_put_mw(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mw *mw)
spin_unlock(&buf->rb_mwlock);
}
-static void
-rpcrdma_buffer_put_sendbuf(struct rpcrdma_req *req, struct rpcrdma_buffer *buf)
-{
- buf->rb_send_bufs[--buf->rb_send_index] = req;
- req->rl_niovs = 0;
- if (req->rl_reply) {
- buf->rb_recv_bufs[--buf->rb_recv_index] = req->rl_reply;
- req->rl_reply = NULL;
- }
-}
-
/*
* Get a set of request/reply buffers.
*
- * Reply buffer (if needed) is attached to send buffer upon return.
- * Rule:
- * rb_send_index and rb_recv_index MUST always be pointing to the
- * *next* available buffer (non-NULL). They are incremented after
- * removing buffers, and decremented *before* returning them.
+ * Reply buffer (if available) is attached to send buffer upon return.
*/
struct rpcrdma_req *
rpcrdma_buffer_get(struct rpcrdma_buffer *buffers)
{
struct rpcrdma_req *req;
- unsigned long flags;
-
- spin_lock_irqsave(&buffers->rb_lock, flags);
- if (buffers->rb_send_index == buffers->rb_max_requests) {
- spin_unlock_irqrestore(&buffers->rb_lock, flags);
- dprintk("RPC: %s: out of request buffers\n", __func__);
- return ((struct rpcrdma_req *)NULL);
- }
-
- req = buffers->rb_send_bufs[buffers->rb_send_index];
- if (buffers->rb_send_index < buffers->rb_recv_index) {
- dprintk("RPC: %s: %d extra receives outstanding (ok)\n",
- __func__,
- buffers->rb_recv_index - buffers->rb_send_index);
- req->rl_reply = NULL;
- } else {
- req->rl_reply = buffers->rb_recv_bufs[buffers->rb_recv_index];
- buffers->rb_recv_bufs[buffers->rb_recv_index++] = NULL;
- }
- buffers->rb_send_bufs[buffers->rb_send_index++] = NULL;
+ spin_lock(&buffers->rb_lock);
+ if (list_empty(&buffers->rb_send_bufs))
+ goto out_reqbuf;
+ req = rpcrdma_buffer_get_req_locked(buffers);
+ if (list_empty(&buffers->rb_recv_bufs))
+ goto out_repbuf;
+ req->rl_reply = rpcrdma_buffer_get_rep_locked(buffers);
+ spin_unlock(&buffers->rb_lock);
+ return req;
- spin_unlock_irqrestore(&buffers->rb_lock, flags);
+out_reqbuf:
+ spin_unlock(&buffers->rb_lock);
+ pr_warn("RPC: %s: out of request buffers\n", __func__);
+ return NULL;
+out_repbuf:
+ spin_unlock(&buffers->rb_lock);
+ pr_warn("RPC: %s: out of reply buffers\n", __func__);
+ req->rl_reply = NULL;
return req;
}
@@ -1169,30 +1127,31 @@ void
rpcrdma_buffer_put(struct rpcrdma_req *req)
{
struct rpcrdma_buffer *buffers = req->rl_buffer;
- unsigned long flags;
+ struct rpcrdma_rep *rep = req->rl_reply;
- spin_lock_irqsave(&buffers->rb_lock, flags);
- rpcrdma_buffer_put_sendbuf(req, buffers);
- spin_unlock_irqrestore(&buffers->rb_lock, flags);
+ req->rl_niovs = 0;
+ req->rl_reply = NULL;
+
+ spin_lock(&buffers->rb_lock);
+ list_add_tail(&req->rl_free, &buffers->rb_send_bufs);
+ if (rep)
+ list_add_tail(&rep->rr_list, &buffers->rb_recv_bufs);
+ spin_unlock(&buffers->rb_lock);
}
/*
* Recover reply buffers from pool.
- * This happens when recovering from error conditions.
- * Post-increment counter/array index.
+ * This happens when recovering from disconnect.
*/
void
rpcrdma_recv_buffer_get(struct rpcrdma_req *req)
{
struct rpcrdma_buffer *buffers = req->rl_buffer;
- unsigned long flags;
- spin_lock_irqsave(&buffers->rb_lock, flags);
- if (buffers->rb_recv_index < buffers->rb_max_requests) {
- req->rl_reply = buffers->rb_recv_bufs[buffers->rb_recv_index];
- buffers->rb_recv_bufs[buffers->rb_recv_index++] = NULL;
- }
- spin_unlock_irqrestore(&buffers->rb_lock, flags);
+ spin_lock(&buffers->rb_lock);
+ if (!list_empty(&buffers->rb_recv_bufs))
+ req->rl_reply = rpcrdma_buffer_get_rep_locked(buffers);
+ spin_unlock(&buffers->rb_lock);
}
/*
@@ -1203,11 +1162,10 @@ void
rpcrdma_recv_buffer_put(struct rpcrdma_rep *rep)
{
struct rpcrdma_buffer *buffers = &rep->rr_rxprt->rx_buf;
- unsigned long flags;
- spin_lock_irqsave(&buffers->rb_lock, flags);
- buffers->rb_recv_bufs[--buffers->rb_recv_index] = rep;
- spin_unlock_irqrestore(&buffers->rb_lock, flags);
+ spin_lock(&buffers->rb_lock);
+ list_add_tail(&rep->rr_list, &buffers->rb_recv_bufs);
+ spin_unlock(&buffers->rb_lock);
}
/*
@@ -1364,6 +1322,47 @@ rpcrdma_ep_post_recv(struct rpcrdma_ia *ia,
return rc;
}
+/**
+ * rpcrdma_ep_post_extra_recv - Post buffers for incoming backchannel requests
+ * @r_xprt: transport associated with these backchannel resources
+ * @min_reqs: minimum number of incoming requests expected
+ *
+ * Returns zero if all requested buffers were posted, or a negative errno.
+ */
+int
+rpcrdma_ep_post_extra_recv(struct rpcrdma_xprt *r_xprt, unsigned int count)
+{
+ struct rpcrdma_buffer *buffers = &r_xprt->rx_buf;
+ struct rpcrdma_ia *ia = &r_xprt->rx_ia;
+ struct rpcrdma_ep *ep = &r_xprt->rx_ep;
+ struct rpcrdma_rep *rep;
+ unsigned long flags;
+ int rc;
+
+ while (count--) {
+ spin_lock_irqsave(&buffers->rb_lock, flags);
+ if (list_empty(&buffers->rb_recv_bufs))
+ goto out_reqbuf;
+ rep = rpcrdma_buffer_get_rep_locked(buffers);
+ spin_unlock_irqrestore(&buffers->rb_lock, flags);
+
+ rc = rpcrdma_ep_post_recv(ia, ep, rep);
+ if (rc)
+ goto out_rc;
+ }
+
+ return 0;
+
+out_reqbuf:
+ spin_unlock_irqrestore(&buffers->rb_lock, flags);
+ pr_warn("%s: no extra receive buffers\n", __func__);
+ return -ENOMEM;
+
+out_rc:
+ rpcrdma_recv_buffer_put(rep);
+ return rc;
+}
+
/* How many chunk list items fit within our inline buffers?
*/
unsigned int
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index c09414e6f91b..f8dd17be9f43 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -77,9 +77,6 @@ struct rpcrdma_ia {
* RDMA Endpoint -- one per transport instance
*/
-#define RPCRDMA_WC_BUDGET (128)
-#define RPCRDMA_POLLSIZE (16)
-
struct rpcrdma_ep {
atomic_t rep_cqcount;
int rep_cqinit;
@@ -89,8 +86,6 @@ struct rpcrdma_ep {
struct rdma_conn_param rep_remote_cma;
struct sockaddr_storage rep_remote_addr;
struct delayed_work rep_connect_worker;
- struct ib_wc rep_send_wcs[RPCRDMA_POLLSIZE];
- struct ib_wc rep_recv_wcs[RPCRDMA_POLLSIZE];
};
/*
@@ -106,6 +101,16 @@ struct rpcrdma_ep {
*/
#define RPCRDMA_IGNORE_COMPLETION (0ULL)
+/* Pre-allocate extra Work Requests for handling backward receives
+ * and sends. This is a fixed value because the Work Queues are
+ * allocated when the forward channel is set up.
+ */
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+#define RPCRDMA_BACKWARD_WRS (8)
+#else
+#define RPCRDMA_BACKWARD_WRS (0)
+#endif
+
/* Registered buffer -- registered kmalloc'd memory for RDMA SEND/RECV
*
* The below structure appears at the front of a large region of kmalloc'd
@@ -169,10 +174,13 @@ struct rpcrdma_rep {
unsigned int rr_len;
struct ib_device *rr_device;
struct rpcrdma_xprt *rr_rxprt;
+ struct work_struct rr_work;
struct list_head rr_list;
struct rpcrdma_regbuf *rr_rdmabuf;
};
+#define RPCRDMA_BAD_LEN (~0U)
+
/*
* struct rpcrdma_mw - external memory region metadata
*
@@ -255,6 +263,7 @@ struct rpcrdma_mr_seg { /* chunk descriptors */
#define RPCRDMA_MAX_IOVS (2)
struct rpcrdma_req {
+ struct list_head rl_free;
unsigned int rl_niovs;
unsigned int rl_nchunks;
unsigned int rl_connect_cookie;
@@ -264,6 +273,9 @@ struct rpcrdma_req {
struct rpcrdma_regbuf *rl_rdmabuf;
struct rpcrdma_regbuf *rl_sendbuf;
struct rpcrdma_mr_seg rl_segments[RPCRDMA_MAX_SEGS];
+
+ struct list_head rl_all;
+ bool rl_backchannel;
};
static inline struct rpcrdma_req *
@@ -288,12 +300,14 @@ struct rpcrdma_buffer {
struct list_head rb_all;
char *rb_pool;
- spinlock_t rb_lock; /* protect buf arrays */
+ spinlock_t rb_lock; /* protect buf lists */
+ struct list_head rb_send_bufs;
+ struct list_head rb_recv_bufs;
u32 rb_max_requests;
- int rb_send_index;
- int rb_recv_index;
- struct rpcrdma_req **rb_send_bufs;
- struct rpcrdma_rep **rb_recv_bufs;
+
+ u32 rb_bc_srv_max_requests;
+ spinlock_t rb_reqslock; /* protect rb_allreqs */
+ struct list_head rb_allreqs;
};
#define rdmab_to_ia(b) (&container_of((b), struct rpcrdma_xprt, rx_buf)->rx_ia)
@@ -339,6 +353,7 @@ struct rpcrdma_stats {
unsigned long failed_marshal_count;
unsigned long bad_reply_count;
unsigned long nomsg_call_count;
+ unsigned long bcall_count;
};
/*
@@ -414,6 +429,9 @@ int rpcrdma_ep_post_recv(struct rpcrdma_ia *, struct rpcrdma_ep *,
/*
* Buffer calls - xprtrdma/verbs.c
*/
+struct rpcrdma_req *rpcrdma_create_req(struct rpcrdma_xprt *);
+struct rpcrdma_rep *rpcrdma_create_rep(struct rpcrdma_xprt *);
+void rpcrdma_destroy_req(struct rpcrdma_ia *, struct rpcrdma_req *);
int rpcrdma_buffer_create(struct rpcrdma_xprt *);
void rpcrdma_buffer_destroy(struct rpcrdma_buffer *);
@@ -430,10 +448,14 @@ void rpcrdma_free_regbuf(struct rpcrdma_ia *,
struct rpcrdma_regbuf *);
unsigned int rpcrdma_max_segments(struct rpcrdma_xprt *);
+int rpcrdma_ep_post_extra_recv(struct rpcrdma_xprt *, unsigned int);
int frwr_alloc_recovery_wq(void);
void frwr_destroy_recovery_wq(void);
+int rpcrdma_alloc_wq(void);
+void rpcrdma_destroy_wq(void);
+
/*
* Wrappers for chunk registration, shared by read/write chunk code.
*/
@@ -494,6 +516,18 @@ int rpcrdma_marshal_req(struct rpc_rqst *);
int xprt_rdma_init(void);
void xprt_rdma_cleanup(void);
+/* Backchannel calls - xprtrdma/backchannel.c
+ */
+#if defined(CONFIG_SUNRPC_BACKCHANNEL)
+int xprt_rdma_bc_setup(struct rpc_xprt *, unsigned int);
+int xprt_rdma_bc_up(struct svc_serv *, struct net *);
+int rpcrdma_bc_post_recv(struct rpcrdma_xprt *, unsigned int);
+void rpcrdma_bc_receive_call(struct rpcrdma_xprt *, struct rpcrdma_rep *);
+int rpcrdma_bc_marshal_reply(struct rpc_rqst *);
+void xprt_rdma_bc_free_rqst(struct rpc_rqst *);
+void xprt_rdma_bc_destroy(struct rpc_xprt *, unsigned int);
+#endif /* CONFIG_SUNRPC_BACKCHANNEL */
+
/* Temporary NFS request map cache. Created in svc_rdma.c */
extern struct kmem_cache *svc_rdma_map_cachep;
/* WR context cache. Created in svc_rdma.c */
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index e71aff251ac1..94824ff02db3 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1365,6 +1365,17 @@ static inline int _xs_tcp_read_data(struct rpc_xprt *xprt,
xs_tcp_read_reply(xprt, desc) :
xs_tcp_read_callback(xprt, desc);
}
+
+static int xs_tcp_bc_up(struct svc_serv *serv, struct net *net)
+{
+ int ret;
+
+ ret = svc_create_xprt(serv, "tcp-bc", net, PF_INET, 0,
+ SVC_SOCK_ANONYMOUS);
+ if (ret < 0)
+ return ret;
+ return 0;
+}
#else
static inline int _xs_tcp_read_data(struct rpc_xprt *xprt,
struct xdr_skb_reader *desc)
@@ -2667,6 +2678,12 @@ static struct rpc_xprt_ops xs_tcp_ops = {
.enable_swap = xs_enable_swap,
.disable_swap = xs_disable_swap,
.inject_disconnect = xs_inject_disconnect,
+#ifdef CONFIG_SUNRPC_BACKCHANNEL
+ .bc_setup = xprt_setup_bc,
+ .bc_up = xs_tcp_bc_up,
+ .bc_free_rqst = xprt_free_bc_rqst,
+ .bc_destroy = xprt_destroy_bc,
+#endif
};
/*
diff --git a/scripts/package/builddeb b/scripts/package/builddeb
index 0cd46e129920..b967e4f9fed2 100755
--- a/scripts/package/builddeb
+++ b/scripts/package/builddeb
@@ -115,7 +115,7 @@ esac
BUILD_DEBUG="$(grep -s '^CONFIG_DEBUG_INFO=y' $KCONFIG_CONFIG || true)"
# Setup the directory structure
-rm -rf "$tmpdir" "$fwdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir"
+rm -rf "$tmpdir" "$fwdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir" $objtree/debian/files
mkdir -m 755 -p "$tmpdir/DEBIAN"
mkdir -p "$tmpdir/lib" "$tmpdir/boot"
mkdir -p "$fwdir/lib/firmware/$version/"
@@ -408,7 +408,7 @@ binary-arch:
\$(MAKE) KDEB_SOURCENAME=${sourcename} KDEB_PKGVERSION=${packageversion} bindeb-pkg
clean:
- rm -rf debian/*tmp
+ rm -rf debian/*tmp debian/files
mv debian/ debian.backup # debian/ might be cleaned away
\$(MAKE) clean
mv debian.backup debian
diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 584a0343ab0c..85813de26da8 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -633,6 +633,7 @@ static const struct snd_pci_quirk cs4208_mac_fixup_tbl[] = {
SND_PCI_QUIRK(0x106b, 0x5e00, "MacBookPro 11,2", CS4208_MBP11),
SND_PCI_QUIRK(0x106b, 0x7100, "MacBookAir 6,1", CS4208_MBA6),
SND_PCI_QUIRK(0x106b, 0x7200, "MacBookAir 6,2", CS4208_MBA6),
+ SND_PCI_QUIRK(0x106b, 0x7b00, "MacBookPro 12,1", CS4208_MBP11),
{} /* terminator */
};
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index afec6dc9f91f..16b8dcba5c12 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5306,6 +5306,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x2212, "Thinkpad T440", ALC292_FIXUP_TPT440_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2214, "Thinkpad X240", ALC292_FIXUP_TPT440_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2215, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
+ SND_PCI_QUIRK(0x17aa, 0x2223, "ThinkPad T550", ALC292_FIXUP_TPT440_DOCK),
SND_PCI_QUIRK(0x17aa, 0x2226, "ThinkPad X250", ALC292_FIXUP_TPT440_DOCK),
SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x3978, "IdeaPad Y410P", ALC269_FIXUP_NO_SHUTUP),
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 9d947aef2c8b..def5cc8dff02 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -4520,7 +4520,11 @@ static int patch_stac92hd73xx(struct hda_codec *codec)
return err;
spec = codec->spec;
- codec->power_save_node = 1;
+ /* enable power_save_node only for new 92HD89xx chips, as it causes
+ * click noises on old 92HD73xx chips.
+ */
+ if ((codec->core.vendor_id & 0xfffffff0) != 0x111d7670)
+ codec->power_save_node = 1;
spec->linear_tone_beep = 0;
spec->gen.mixer_nid = 0x1d;
spec->have_spdif_mux = 1;
diff --git a/sound/soc/au1x/db1200.c b/sound/soc/au1x/db1200.c
index 58c3164802b8..8c907ebea189 100644
--- a/sound/soc/au1x/db1200.c
+++ b/sound/soc/au1x/db1200.c
@@ -129,6 +129,8 @@ static struct snd_soc_dai_link db1300_i2s_dai = {
.cpu_dai_name = "au1xpsc_i2s.2",
.platform_name = "au1xpsc-pcm.2",
.codec_name = "wm8731.0-001b",
+ .dai_fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBM_CFM,
.ops = &db1200_i2s_wm8731_ops,
};
@@ -146,6 +148,8 @@ static struct snd_soc_dai_link db1550_i2s_dai = {
.cpu_dai_name = "au1xpsc_i2s.3",
.platform_name = "au1xpsc-pcm.3",
.codec_name = "wm8731.0-001b",
+ .dai_fmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBM_CFM,
.ops = &db1200_i2s_wm8731_ops,
};
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 268a28bd1df4..5c101af0ac63 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -519,11 +519,11 @@ static const struct snd_kcontrol_new rt5645_snd_controls[] = {
RT5645_L_VOL_SFT + 1, RT5645_R_VOL_SFT + 1, 63, 0, adc_vol_tlv),
/* ADC Boost Volume Control */
- SOC_DOUBLE_TLV("STO1 ADC Boost Gain", RT5645_ADC_BST_VOL1,
+ SOC_DOUBLE_TLV("ADC Boost Capture Volume", RT5645_ADC_BST_VOL1,
RT5645_STO1_ADC_L_BST_SFT, RT5645_STO1_ADC_R_BST_SFT, 3, 0,
adc_bst_tlv),
- SOC_DOUBLE_TLV("STO2 ADC Boost Gain", RT5645_ADC_BST_VOL1,
- RT5645_STO2_ADC_L_BST_SFT, RT5645_STO2_ADC_R_BST_SFT, 3, 0,
+ SOC_DOUBLE_TLV("Mono ADC Boost Capture Volume", RT5645_ADC_BST_VOL2,
+ RT5645_MONO_ADC_L_BST_SFT, RT5645_MONO_ADC_R_BST_SFT, 3, 0,
adc_bst_tlv),
/* I2S2 function select */
diff --git a/sound/soc/codecs/rt5645.h b/sound/soc/codecs/rt5645.h
index 0e4cfc6ac649..8c964cfb120d 100644
--- a/sound/soc/codecs/rt5645.h
+++ b/sound/soc/codecs/rt5645.h
@@ -39,8 +39,8 @@
#define RT5645_STO1_ADC_DIG_VOL 0x1c
#define RT5645_MONO_ADC_DIG_VOL 0x1d
#define RT5645_ADC_BST_VOL1 0x1e
-/* Mixer - D-D */
#define RT5645_ADC_BST_VOL2 0x20
+/* Mixer - D-D */
#define RT5645_STO1_ADC_MIXER 0x27
#define RT5645_MONO_ADC_MIXER 0x28
#define RT5645_AD_DA_MIXER 0x29
@@ -315,12 +315,14 @@
#define RT5645_STO1_ADC_R_BST_SFT 12
#define RT5645_STO1_ADC_COMP_MASK (0x3 << 10)
#define RT5645_STO1_ADC_COMP_SFT 10
-#define RT5645_STO2_ADC_L_BST_MASK (0x3 << 8)
-#define RT5645_STO2_ADC_L_BST_SFT 8
-#define RT5645_STO2_ADC_R_BST_MASK (0x3 << 6)
-#define RT5645_STO2_ADC_R_BST_SFT 6
-#define RT5645_STO2_ADC_COMP_MASK (0x3 << 4)
-#define RT5645_STO2_ADC_COMP_SFT 4
+
+/* ADC Boost Volume Control (0x20) */
+#define RT5645_MONO_ADC_L_BST_MASK (0x3 << 14)
+#define RT5645_MONO_ADC_L_BST_SFT 14
+#define RT5645_MONO_ADC_R_BST_MASK (0x3 << 12)
+#define RT5645_MONO_ADC_R_BST_SFT 12
+#define RT5645_MONO_ADC_COMP_MASK (0x3 << 10)
+#define RT5645_MONO_ADC_COMP_SFT 10
/* Stereo2 ADC Mixer Control (0x26) */
#define RT5645_STO2_ADC_SRC_MASK (0x1 << 15)
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index bfda25ef0dd4..f540f82b1f27 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -1376,8 +1376,8 @@ static int sgtl5000_probe(struct snd_soc_codec *codec)
sgtl5000->micbias_resistor << SGTL5000_BIAS_R_SHIFT);
snd_soc_update_bits(codec, SGTL5000_CHIP_MIC_CTRL,
- SGTL5000_BIAS_R_MASK,
- sgtl5000->micbias_voltage << SGTL5000_BIAS_R_SHIFT);
+ SGTL5000_BIAS_VOLT_MASK,
+ sgtl5000->micbias_voltage << SGTL5000_BIAS_VOLT_SHIFT);
/*
* disable DAP
* TODO:
@@ -1549,7 +1549,7 @@ static int sgtl5000_i2c_probe(struct i2c_client *client,
else {
sgtl5000->micbias_voltage = 0;
dev_err(&client->dev,
- "Unsuitable MicBias resistor\n");
+ "Unsuitable MicBias voltage\n");
}
} else {
sgtl5000->micbias_voltage = 0;
diff --git a/sound/soc/codecs/tas2552.c b/sound/soc/codecs/tas2552.c
index e3a0bca28bcf..cc1d3981fa4b 100644
--- a/sound/soc/codecs/tas2552.c
+++ b/sound/soc/codecs/tas2552.c
@@ -549,7 +549,7 @@ static struct snd_soc_dai_driver tas2552_dai[] = {
/*
* DAC digital volumes. From -7 to 24 dB in 1 dB steps
*/
-static DECLARE_TLV_DB_SCALE(dac_tlv, -7, 100, 0);
+static DECLARE_TLV_DB_SCALE(dac_tlv, -700, 100, 0);
static const char * const tas2552_din_source_select[] = {
"Muted",
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index 1a82b19b2644..8739126a1f6f 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -1509,14 +1509,17 @@ static int aic3x_init(struct snd_soc_codec *codec)
snd_soc_write(codec, PGAL_2_LLOPM_VOL, DEFAULT_VOL);
snd_soc_write(codec, PGAR_2_RLOPM_VOL, DEFAULT_VOL);
- /* Line2 to HP Bypass default volume, disconnect from Output Mixer */
- snd_soc_write(codec, LINE2L_2_HPLOUT_VOL, DEFAULT_VOL);
- snd_soc_write(codec, LINE2R_2_HPROUT_VOL, DEFAULT_VOL);
- snd_soc_write(codec, LINE2L_2_HPLCOM_VOL, DEFAULT_VOL);
- snd_soc_write(codec, LINE2R_2_HPRCOM_VOL, DEFAULT_VOL);
- /* Line2 Line Out default volume, disconnect from Output Mixer */
- snd_soc_write(codec, LINE2L_2_LLOPM_VOL, DEFAULT_VOL);
- snd_soc_write(codec, LINE2R_2_RLOPM_VOL, DEFAULT_VOL);
+ /* On tlv320aic3104, these registers are reserved and must not be written */
+ if (aic3x->model != AIC3X_MODEL_3104) {
+ /* Line2 to HP Bypass default volume, disconnect from Output Mixer */
+ snd_soc_write(codec, LINE2L_2_HPLOUT_VOL, DEFAULT_VOL);
+ snd_soc_write(codec, LINE2R_2_HPROUT_VOL, DEFAULT_VOL);
+ snd_soc_write(codec, LINE2L_2_HPLCOM_VOL, DEFAULT_VOL);
+ snd_soc_write(codec, LINE2R_2_HPRCOM_VOL, DEFAULT_VOL);
+ /* Line2 Line Out default volume, disconnect from Output Mixer */
+ snd_soc_write(codec, LINE2L_2_LLOPM_VOL, DEFAULT_VOL);
+ snd_soc_write(codec, LINE2R_2_RLOPM_VOL, DEFAULT_VOL);
+ }
switch (aic3x->model) {
case AIC3X_MODEL_3X:
diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 293e47a6ff59..2fbc6ef8cbdb 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -3760,7 +3760,7 @@ static int wm8962_i2c_probe(struct i2c_client *i2c,
ret = snd_soc_register_codec(&i2c->dev,
&soc_codec_dev_wm8962, &wm8962_dai, 1);
if (ret < 0)
- goto err_enable;
+ goto err_pm_runtime;
regcache_cache_only(wm8962->regmap, true);
@@ -3769,6 +3769,8 @@ static int wm8962_i2c_probe(struct i2c_client *i2c,
return 0;
+err_pm_runtime:
+ pm_runtime_disable(&i2c->dev);
err_enable:
regulator_bulk_disable(ARRAY_SIZE(wm8962->supplies), wm8962->supplies);
err:
@@ -3778,6 +3780,7 @@ err:
static int wm8962_i2c_remove(struct i2c_client *client)
{
snd_soc_unregister_codec(&client->dev);
+ pm_runtime_disable(&client->dev);
return 0;
}
diff --git a/sound/soc/dwc/designware_i2s.c b/sound/soc/dwc/designware_i2s.c
index a3e97b46b64e..ba34252b7bba 100644
--- a/sound/soc/dwc/designware_i2s.c
+++ b/sound/soc/dwc/designware_i2s.c
@@ -131,23 +131,32 @@ static inline void i2s_clear_irqs(struct dw_i2s_dev *dev, u32 stream)
if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
for (i = 0; i < 4; i++)
- i2s_write_reg(dev->i2s_base, TOR(i), 0);
+ i2s_read_reg(dev->i2s_base, TOR(i));
} else {
for (i = 0; i < 4; i++)
- i2s_write_reg(dev->i2s_base, ROR(i), 0);
+ i2s_read_reg(dev->i2s_base, ROR(i));
}
}
static void i2s_start(struct dw_i2s_dev *dev,
struct snd_pcm_substream *substream)
{
-
+ u32 i, irq;
i2s_write_reg(dev->i2s_base, IER, 1);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ for (i = 0; i < 4; i++) {
+ irq = i2s_read_reg(dev->i2s_base, IMR(i));
+ i2s_write_reg(dev->i2s_base, IMR(i), irq & ~0x30);
+ }
i2s_write_reg(dev->i2s_base, ITER, 1);
- else
+ } else {
+ for (i = 0; i < 4; i++) {
+ irq = i2s_read_reg(dev->i2s_base, IMR(i));
+ i2s_write_reg(dev->i2s_base, IMR(i), irq & ~0x03);
+ }
i2s_write_reg(dev->i2s_base, IRER, 1);
+ }
i2s_write_reg(dev->i2s_base, CER, 1);
}
diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c
index 48b2d24dd1f0..b95132e2f9dc 100644
--- a/sound/soc/fsl/imx-ssi.c
+++ b/sound/soc/fsl/imx-ssi.c
@@ -95,7 +95,8 @@ static int imx_ssi_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
/* data on rising edge of bclk, frame low 1clk before data */
- strcr |= SSI_STCR_TFSI | SSI_STCR_TEFS | SSI_STCR_TXBIT0;
+ strcr |= SSI_STCR_TXBIT0 | SSI_STCR_TSCKP | SSI_STCR_TFSI |
+ SSI_STCR_TEFS;
scr |= SSI_SCR_NET;
if (ssi->flags & IMX_SSI_USE_I2S_SLAVE) {
scr &= ~SSI_I2S_MODE_MASK;
@@ -104,33 +105,31 @@ static int imx_ssi_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
break;
case SND_SOC_DAIFMT_LEFT_J:
/* data on rising edge of bclk, frame high with data */
- strcr |= SSI_STCR_TXBIT0;
+ strcr |= SSI_STCR_TXBIT0 | SSI_STCR_TSCKP;
break;
case SND_SOC_DAIFMT_DSP_B:
/* data on rising edge of bclk, frame high with data */
- strcr |= SSI_STCR_TFSL | SSI_STCR_TXBIT0;
+ strcr |= SSI_STCR_TXBIT0 | SSI_STCR_TSCKP | SSI_STCR_TFSL;
break;
case SND_SOC_DAIFMT_DSP_A:
/* data on rising edge of bclk, frame high 1clk before data */
- strcr |= SSI_STCR_TFSL | SSI_STCR_TXBIT0 | SSI_STCR_TEFS;
+ strcr |= SSI_STCR_TXBIT0 | SSI_STCR_TSCKP | SSI_STCR_TFSL |
+ SSI_STCR_TEFS;
break;
}
/* DAI clock inversion */
switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_IB_IF:
- strcr |= SSI_STCR_TFSI;
- strcr &= ~SSI_STCR_TSCKP;
+ strcr ^= SSI_STCR_TSCKP | SSI_STCR_TFSI;
break;
case SND_SOC_DAIFMT_IB_NF:
- strcr &= ~(SSI_STCR_TSCKP | SSI_STCR_TFSI);
+ strcr ^= SSI_STCR_TSCKP;
break;
case SND_SOC_DAIFMT_NB_IF:
- strcr |= SSI_STCR_TFSI | SSI_STCR_TSCKP;
+ strcr ^= SSI_STCR_TFSI;
break;
case SND_SOC_DAIFMT_NB_NF:
- strcr &= ~SSI_STCR_TFSI;
- strcr |= SSI_STCR_TSCKP;
break;
}
diff --git a/sound/synth/emux/emux_oss.c b/sound/synth/emux/emux_oss.c
index 82e350e9501c..ac75816ada7c 100644
--- a/sound/synth/emux/emux_oss.c
+++ b/sound/synth/emux/emux_oss.c
@@ -69,7 +69,8 @@ snd_emux_init_seq_oss(struct snd_emux *emu)
struct snd_seq_oss_reg *arg;
struct snd_seq_device *dev;
- if (snd_seq_device_new(emu->card, 0, SNDRV_SEQ_DEV_ID_OSS,
+ /* using device#1 here for avoiding conflicts with OPL3 */
+ if (snd_seq_device_new(emu->card, 1, SNDRV_SEQ_DEV_ID_OSS,
sizeof(struct snd_seq_oss_reg), &dev) < 0)
return;
diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index 349bc96ca1fe..e5f18a288b74 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -17,6 +17,7 @@ libperf-y += levenshtein.o
libperf-y += llvm-utils.o
libperf-y += parse-options.o
libperf-y += parse-events.o
+libperf-y += perf_regs.o
libperf-y += path.o
libperf-y += rbtree.o
libperf-y += bitmap.o
@@ -103,7 +104,6 @@ libperf-$(CONFIG_LIBBABELTRACE) += data-convert-bt.o
libperf-y += scripting-engines/
-libperf-$(CONFIG_PERF_REGS) += perf_regs.o
libperf-$(CONFIG_ZLIB) += zlib.o
libperf-$(CONFIG_LZMA) += lzma.o
diff --git a/tools/perf/util/perf_regs.c b/tools/perf/util/perf_regs.c
index 885e8ac83997..6b8eb13e14e4 100644
--- a/tools/perf/util/perf_regs.c
+++ b/tools/perf/util/perf_regs.c
@@ -6,6 +6,7 @@ const struct sample_reg __weak sample_reg_masks[] = {
SMPL_REG_END
};
+#ifdef HAVE_PERF_REGS_SUPPORT
int perf_reg_value(u64 *valp, struct regs_dump *regs, int id)
{
int i, idx = 0;
@@ -29,3 +30,4 @@ out:
*valp = regs->cache_regs[id];
return 0;
}
+#endif
diff --git a/tools/perf/util/perf_regs.h b/tools/perf/util/perf_regs.h
index 2984dcc54d67..679d6e493962 100644
--- a/tools/perf/util/perf_regs.h
+++ b/tools/perf/util/perf_regs.h
@@ -2,6 +2,7 @@
#define __PERF_REGS_H
#include <linux/types.h>
+#include <linux/compiler.h>
struct regs_dump;
diff --git a/tools/testing/selftests/powerpc/primitives/load_unaligned_zeropad.c b/tools/testing/selftests/powerpc/primitives/load_unaligned_zeropad.c
index d1b647509596..6cae06117b55 100644
--- a/tools/testing/selftests/powerpc/primitives/load_unaligned_zeropad.c
+++ b/tools/testing/selftests/powerpc/primitives/load_unaligned_zeropad.c
@@ -25,10 +25,19 @@
#define FIXUP_SECTION ".ex_fixup"
+static inline unsigned long __fls(unsigned long x);
+
#include "word-at-a-time.h"
#include "utils.h"
+static inline unsigned long __fls(unsigned long x)
+{
+ int lz;
+
+ asm (PPC_CNTLZL "%0,%1" : "=r" (lz) : "r" (x));
+ return sizeof(unsigned long) - 1 - lz;
+}
static int page_size;
static char *mem_region;