diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-01 12:53:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-01 12:53:43 -0700 |
| commit | e058a84bfddc42ba356a2316f2cf1141974625c9 (patch) | |
| tree | e6a02dd913e83f44ea9f5a779f9b9bd56d06a9e3 /include | |
| parent | c288d9cd710433e5991d58a0764c4d08a933b871 (diff) | |
| parent | 8a02ea42bc1d4c448caf1bab0e05899dad503f74 (diff) | |
Merge tag 'drm-next-2021-07-01' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie:
"Highlights:
- AMD enables two more GPUs, with resulting header files
- i915 has started to move to TTM for discrete GPU and enable DG1
discrete GPU support (not by default yet)
- new HyperV drm driver
- vmwgfx adds arm64 support
- TTM refactoring ongoing
- 16bpc display support for AMD hw
Otherwise it's just the usual insane amounts of work all over the
place in lots of drivers and the core, as mostly summarised below:
Core:
- mark AGP ioctls as legacy
- disable force probing for non-master clients
- HDR metadata property helpers
- HDMI infoframe signal colorimetry support
- remove drm_device.pdev pointer
- remove DRM_KMS_FB_HELPER config option
- remove drm_pci_alloc/free
- drm_err_*/drm_dbg_* helpers
- use drm driver names for fbdev
- leaked DMA handle fix
- 16bpc fixed point format fourcc
- add prefetching memcpy for WC
- Documentation fixes
aperture:
- add aperture ownership helpers
dp:
- aux fixes
- downstream 0 port handling
- use extended base receiver capability DPCD
- Rename DP_PSR_SELECTIVE_UPDATE to better mach eDP spec
- mst: use khz as link rate during init
- VCPI fixes for StarTech hub
ttm:
- provide tt_shrink file via debugfs
- warn about freeing pinned BOs
- fix swapping error handling
- move page alignment into BO
- cleanup ttm_agp_backend
- add ttm_sys_manager
- don't override vm_ops
- ttm_bo_mmap removed
- make ttm_resource base of all managers
- remove VM_MIXEDMAP usage
panel:
- sysfs_emit support
- simple: runtime PM support
- simple: power up panel when reading EDID + caching
bridge:
- MHDP8546: HDCP support + DT bindings
- MHDP8546: Register DP AUX channel with userspace
- TI SN65DSI83 + SN65DSI84: add driver
- Sil8620: Fix module dependencies
- dw-hdmi: make CEC driver loading optional
- Ti-sn65dsi86: refclk fixes, subdrivers, runtime pm
- It66121: Add driver + DT bindings
- Adv7511: Support I2S IEC958 encoding
- Anx7625: fix power-on delay
- Nwi-dsi: Modesetting fixes; Cleanups
- lt6911: add missing MODULE_DEVICE_TABLE
- cdns: fix PM reference leak
hyperv:
- add new DRM driver for HyperV graphics
efifb:
- non-PCI device handling fixes
i915:
- refactor IP/device versioning
- XeLPD Display IP preperation work
- ADL-P enablement patches
- DG1 uAPI behind BROKEN
- disable mmap ioctl for discerte GPUs
- start enabling HuC loading for Gen12+
- major GuC backend rework for new platforms
- initial TTM support for Discrete GPUs
- locking rework for TTM prep
- use correct max source link rate for eDP
- %p4cc format printing
- GLK display fixes
- VLV DSI panel power fixes
- PSR2 disabled for RKL and ADL-S
- ACPI _DSM invalid access fixed
- DMC FW path abstraction
- ADL-S PCI ID update
- uAPI headers converted to kerneldoc
- initial LMEM support for DG1
- x86/gpu: add Jasperlake to gen11 early quirks
amdgpu:
- Aldebaran updates + initial SR-IOV
- new GPU: Beige Goby and Yellow Carp support
- more LTTPR display work
- Vangogh updates
- SDMA 5.x GCR fixes
- PCIe ASPM support
- Renoir TMZ enablement
- initial multiple eDP panel support
- use fdinfo to track devices/process info
- pin/unpin TTM fixes
- free resource on fence usage query
- fix fence calculation
- fix hotunplug/suspend issues
- GC/MM register access macro cleanup for SR-IOV
- W=1 fixes
- ACPI ATCS/ATIF handling rework
- 16bpc fixed point format support
- Initial smartshift support
- RV/PCO power tuning fixes
- new INFO query for additional vbios info
amdkfd:
- SR-IOV aldebaran support
- HMM SVM support
radeon:
- SMU regression fixes
- Oland flickering fix
vmwgfx:
- enable console with fbdev emulation
- fix cpu updates of coherent multisample surfaces
- remove reservation semaphore
- add initial SVGA3 support
- support arm64
msm:
- devcoredump support for display errors
- dpu/dsi: yaml bindings conversion
- mdp5: alpha/blend_mode/zpos support
- a6xx: cached coherent buffer support
- gpu iova fault improvement
- a660 support
rockchip:
- RK3036 win1 scaling support
- RK3066/3188 missing register support
- RK3036/3066/3126/3188 alpha support
mediatek:
- MT8167 HDMI support
- MT8183 DPI dual edge support
tegra:
- fixed YUV support/scaling on Tegra186+
ast:
- use pcim_iomap
- fix DP501 EDID
bochs:
- screen blanking support
etnaviv:
- export more GPU ID values to userspace
- add HWDB entry for GPU on i.MX8MP
- rework linear window calcs
exynos:
- pm runtime changes
imx:
- Annotate dma_fence critical section
- fix PRG modifiers after drmm conversion
- Add 8 pixel alignment fix for 1366x768
- fix YUV advertising
- add color properties
ingenic:
- IPU planes fix
panfrost:
- Mediatek MT8183 support + DT bindings
- export AFBC_FEATURES register to userspace
simpledrm:
- %pr for printing resources
nouveau:
- pin/unpin TTM fixes
qxl:
- unpin shadow BO
virtio:
- create dumb BOs as guest blob
vkms:
- drmm_universal_plane_alloc
- add XRGB plane composition
- overlay support"
* tag 'drm-next-2021-07-01' of git://anongit.freedesktop.org/drm/drm: (1570 commits)
drm/i915: Reinstate the mmap ioctl for some platforms
drm/i915/dsc: abstract helpers to get bigjoiner primary/secondary crtc
Revert "drm/msm/mdp5: provide dynamic bandwidth management"
drm/msm/mdp5: provide dynamic bandwidth management
drm/msm/mdp5: add perf blocks for holding fudge factors
drm/msm/mdp5: switch to standard zpos property
drm/msm/mdp5: add support for alpha/blend_mode properties
drm/msm/mdp5: use drm_plane_state for pixel blend mode
drm/msm/mdp5: use drm_plane_state for storing alpha value
drm/msm/mdp5: use drm atomic helpers to handle base drm plane state
drm/msm/dsi: do not enable PHYs when called for the slave DSI interface
drm/msm: Add debugfs to trigger shrinker
drm/msm/dpu: Avoid ABBA deadlock between IRQ modules
drm/msm: devcoredump iommu fault support
iommu/arm-smmu-qcom: Add stall support
drm/msm: Improve the a6xx page fault handler
iommu/arm-smmu-qcom: Add an adreno-smmu-priv callback to get pagefault info
iommu/arm-smmu: Add support for driver IOMMU fault handlers
drm/msm: export hangcheck_period in debugfs
drm/msm/a6xx: add support for Adreno 660 GPU
...
Diffstat (limited to 'include')
44 files changed, 1185 insertions, 428 deletions
diff --git a/include/drm/amd_asic_type.h b/include/drm/amd_asic_type.h index 336e36506910..0bf0ad869eb9 100644 --- a/include/drm/amd_asic_type.h +++ b/include/drm/amd_asic_type.h @@ -59,6 +59,8 @@ enum amd_asic_type { CHIP_NAVY_FLOUNDER, /* 30 */ CHIP_VANGOGH, /* 31 */ CHIP_DIMGREY_CAVEFISH, /* 32 */ + CHIP_BEIGE_GOBY, /* 33 */ + CHIP_YELLOW_CARP, /* 34 */ CHIP_LAST, }; diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h index ea34ca146b82..6a5716655619 100644 --- a/include/drm/bridge/dw_hdmi.h +++ b/include/drm/bridge/dw_hdmi.h @@ -153,6 +153,8 @@ struct dw_hdmi_plat_data { const struct dw_hdmi_phy_config *phy_config; int (*configure_phy)(struct dw_hdmi *hdmi, void *data, unsigned long mpixelclock); + + unsigned int disable_cec : 1; }; struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev, diff --git a/include/drm/drm_agpsupport.h b/include/drm/drm_agpsupport.h deleted file mode 100644 index f3136750c490..000000000000 --- a/include/drm/drm_agpsupport.h +++ /dev/null @@ -1,117 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _DRM_AGPSUPPORT_H_ -#define _DRM_AGPSUPPORT_H_ - -#include <linux/agp_backend.h> -#include <linux/kernel.h> -#include <linux/list.h> -#include <linux/mm.h> -#include <linux/mutex.h> -#include <linux/types.h> -#include <uapi/drm/drm.h> - -struct drm_device; -struct drm_file; - -struct drm_agp_head { - struct agp_kern_info agp_info; - struct list_head memory; - unsigned long mode; - struct agp_bridge_data *bridge; - int enabled; - int acquired; - unsigned long base; - int agp_mtrr; - int cant_use_aperture; - unsigned long page_mask; -}; - -#if IS_ENABLED(CONFIG_AGP) - -struct drm_agp_head *drm_agp_init(struct drm_device *dev); -void drm_legacy_agp_clear(struct drm_device *dev); -int drm_agp_acquire(struct drm_device *dev); -int drm_agp_acquire_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -int drm_agp_release(struct drm_device *dev); -int drm_agp_release_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); -int drm_agp_enable_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info); -int drm_agp_info_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); -int drm_agp_alloc_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); -int drm_agp_free_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); -int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); -int drm_agp_bind_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); - -#else /* CONFIG_AGP */ - -static inline struct drm_agp_head *drm_agp_init(struct drm_device *dev) -{ - return NULL; -} - -static inline void drm_legacy_agp_clear(struct drm_device *dev) -{ -} - -static inline int drm_agp_acquire(struct drm_device *dev) -{ - return -ENODEV; -} - -static inline int drm_agp_release(struct drm_device *dev) -{ - return -ENODEV; -} - -static inline int drm_agp_enable(struct drm_device *dev, - struct drm_agp_mode mode) -{ - return -ENODEV; -} - -static inline int drm_agp_info(struct drm_device *dev, - struct drm_agp_info *info) -{ - return -ENODEV; -} - -static inline int drm_agp_alloc(struct drm_device *dev, - struct drm_agp_buffer *request) -{ - return -ENODEV; -} - -static inline int drm_agp_free(struct drm_device *dev, - struct drm_agp_buffer *request) -{ - return -ENODEV; -} - -static inline int drm_agp_unbind(struct drm_device *dev, - struct drm_agp_binding *request) -{ - return -ENODEV; -} - -static inline int drm_agp_bind(struct drm_device *dev, - struct drm_agp_binding *request) -{ - return -ENODEV; -} - -#endif /* CONFIG_AGP */ - -#endif /* _DRM_AGPSUPPORT_H_ */ diff --git a/include/drm/drm_aperture.h b/include/drm/drm_aperture.h new file mode 100644 index 000000000000..6c148078780c --- /dev/null +++ b/include/drm/drm_aperture.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: MIT */ + +#ifndef _DRM_APERTURE_H_ +#define _DRM_APERTURE_H_ + +#include <linux/types.h> + +struct drm_device; +struct pci_dev; + +int devm_aperture_acquire_from_firmware(struct drm_device *dev, resource_size_t base, + resource_size_t size); + +int drm_aperture_remove_conflicting_framebuffers(resource_size_t base, resource_size_t size, + bool primary, const char *name); + +int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev, const char *name); + +/** + * drm_aperture_remove_framebuffers - remove all existing framebuffers + * @primary: also kick vga16fb if present + * @name: requesting driver name + * + * This function removes all graphics device drivers. Use this function on systems + * that can have their framebuffer located anywhere in memory. + * + * Returns: + * 0 on success, or a negative errno code otherwise + */ +static inline int drm_aperture_remove_framebuffers(bool primary, const char *name) +{ + return drm_aperture_remove_conflicting_framebuffers(0, (resource_size_t)-1, primary, name); +} + +#endif diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index ac5a28eff2c8..1701c2128a5c 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -896,6 +896,22 @@ void drm_state_dump(struct drm_device *dev, struct drm_printer *p); (new_plane_state) = (__state)->planes[__i].new_state, 1)) /** + * for_each_new_plane_in_state_reverse - other than only tracking new state, + * it's the same as for_each_oldnew_plane_in_state_reverse + * @__state: &struct drm_atomic_state pointer + * @plane: &struct drm_plane iteration cursor + * @new_plane_state: &struct drm_plane_state iteration cursor for the new state + * @__i: int iteration cursor, for macro-internal use + */ +#define for_each_new_plane_in_state_reverse(__state, plane, new_plane_state, __i) \ + for ((__i) = ((__state)->dev->mode_config.num_total_plane - 1); \ + (__i) >= 0; \ + (__i)--) \ + for_each_if ((__state)->planes[__i].ptr && \ + ((plane) = (__state)->planes[__i].ptr, \ + (new_plane_state) = (__state)->planes[__i].new_state, 1)) + +/** * for_each_old_plane_in_state - iterate over all planes in an atomic update * @__state: &struct drm_atomic_state pointer * @plane: &struct drm_plane iteration cursor diff --git a/include/drm/drm_cache.h b/include/drm/drm_cache.h index e9ad4863d915..cc9de1632dd3 100644 --- a/include/drm/drm_cache.h +++ b/include/drm/drm_cache.h @@ -35,6 +35,8 @@ #include <linux/scatterlist.h> +struct dma_buf_map; + void drm_clflush_pages(struct page *pages[], unsigned long num_pages); void drm_clflush_sg(struct sg_table *st); void drm_clflush_virt_range(void *addr, unsigned long length); @@ -70,4 +72,9 @@ static inline bool drm_arch_can_wc_memory(void) #endif } +void drm_memcpy_init_early(void); + +void drm_memcpy_from_wc(struct dma_buf_map *dst, + const struct dma_buf_map *src, + unsigned long len); #endif diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 1922b278ffad..714d1a01c065 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -1671,6 +1671,10 @@ int drm_connector_attach_scaling_mode_property(struct drm_connector *connector, u32 scaling_mode_mask); int drm_connector_attach_vrr_capable_property( struct drm_connector *connector); +int drm_connector_attach_colorspace_property(struct drm_connector *connector); +int drm_connector_attach_hdr_output_metadata_property(struct drm_connector *connector); +bool drm_connector_atomic_hdr_metadata_equal(struct drm_connector_state *old_state, + struct drm_connector_state *new_state); int drm_mode_create_aspect_ratio_property(struct drm_device *dev); int drm_mode_create_hdmi_colorspace_property(struct drm_connector *connector); int drm_mode_create_dp_colorspace_property(struct drm_connector *connector); diff --git a/include/drm/drm_device.h b/include/drm/drm_device.h index d647223e8390..f588f967bb14 100644 --- a/include/drm/drm_device.h +++ b/include/drm/drm_device.h @@ -276,12 +276,6 @@ struct drm_device { */ spinlock_t event_lock; - /** @agp: AGP data */ - struct drm_agp_head *agp; - - /** @pdev: PCI device structure */ - struct pci_dev *pdev; - /** @num_crtcs: Number of CRTCs on this device */ unsigned int num_crtcs; @@ -329,6 +323,9 @@ struct drm_device { struct pci_controller *hose; #endif + /* AGP data */ + struct drm_agp_head *agp; + /* Context handle management - linked list of context handles */ struct list_head ctxlist; diff --git a/include/drm/drm_dp_dual_mode_helper.h b/include/drm/drm_dp_dual_mode_helper.h index 4c42db81fcb4..7ee482265087 100644 --- a/include/drm/drm_dp_dual_mode_helper.h +++ b/include/drm/drm_dp_dual_mode_helper.h @@ -62,6 +62,7 @@ #define DP_DUAL_MODE_LSPCON_CURRENT_MODE 0x41 #define DP_DUAL_MODE_LSPCON_MODE_PCON 0x1 +struct drm_device; struct i2c_adapter; ssize_t drm_dp_dual_mode_read(struct i2c_adapter *adapter, @@ -103,17 +104,18 @@ enum drm_dp_dual_mode_type { DRM_DP_DUAL_MODE_LSPCON, }; -enum drm_dp_dual_mode_type drm_dp_dual_mode_detect(struct i2c_adapter *adapter); -int drm_dp_dual_mode_max_tmds_clock(enum drm_dp_dual_mode_type type, +enum drm_dp_dual_mode_type +drm_dp_dual_mode_detect(const struct drm_device *dev, struct i2c_adapter *adapter); +int drm_dp_dual_mode_max_tmds_clock(const struct drm_device *dev, enum drm_dp_dual_mode_type type, struct i2c_adapter *adapter); -int drm_dp_dual_mode_get_tmds_output(enum drm_dp_dual_mode_type type, +int drm_dp_dual_mode_get_tmds_output(const struct drm_device *dev, enum drm_dp_dual_mode_type type, struct i2c_adapter *adapter, bool *enabled); -int drm_dp_dual_mode_set_tmds_output(enum drm_dp_dual_mode_type type, +int drm_dp_dual_mode_set_tmds_output(const struct drm_device *dev, enum drm_dp_dual_mode_type type, struct i2c_adapter *adapter, bool enable); const char *drm_dp_get_dual_mode_type_name(enum drm_dp_dual_mode_type type); -int drm_lspcon_get_mode(struct i2c_adapter *adapter, +int drm_lspcon_get_mode(const struct drm_device *dev, struct i2c_adapter *adapter, enum drm_lspcon_mode *current_mode); -int drm_lspcon_set_mode(struct i2c_adapter *adapter, +int drm_lspcon_set_mode(const struct drm_device *dev, struct i2c_adapter *adapter, enum drm_lspcon_mode reqd_mode); #endif diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 1e85c2021f2f..3f2715eb965f 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -29,6 +29,7 @@ #include <drm/drm_connector.h> struct drm_device; +struct drm_dp_aux; /* * Unless otherwise noted, all values are from the DP 1.1a spec. Note that @@ -687,14 +688,14 @@ struct drm_device; #define DP_DSC_ENABLE 0x160 /* DP 1.4 */ # define DP_DECOMPRESSION_EN (1 << 0) -#define DP_PSR_EN_CFG 0x170 /* XXX 1.2? */ -# define DP_PSR_ENABLE (1 << 0) -# define DP_PSR_MAIN_LINK_ACTIVE (1 << 1) -# define DP_PSR_CRC_VERIFICATION (1 << 2) -# define DP_PSR_FRAME_CAPTURE (1 << 3) -# define DP_PSR_SELECTIVE_UPDATE (1 << 4) -# define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS (1 << 5) -# define DP_PSR_ENABLE_PSR2 (1 << 6) /* eDP 1.4a */ +#define DP_PSR_EN_CFG 0x170 /* XXX 1.2? */ +# define DP_PSR_ENABLE BIT(0) +# define DP_PSR_MAIN_LINK_ACTIVE BIT(1) +# define DP_PSR_CRC_VERIFICATION BIT(2) +# define DP_PSR_FRAME_CAPTURE BIT(3) +# define DP_PSR_SU_REGION_SCANLINE_CAPTURE BIT(4) /* eDP 1.4a */ +# define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS BIT(5) /* eDP 1.4a */ +# define DP_PSR_ENABLE_PSR2 BIT(6) /* eDP 1.4a */ #define DP_ADAPTER_CTRL 0x1a0 # define DP_ADAPTER_CTRL_FORCE_LOAD_SENSE (1 << 0) @@ -1376,10 +1377,27 @@ enum drm_dp_phy { #define DP_SYMBOL_ERROR_COUNT_LANE1_PHY_REPEATER1 0xf0037 /* 1.3 */ #define DP_SYMBOL_ERROR_COUNT_LANE2_PHY_REPEATER1 0xf0039 /* 1.3 */ #define DP_SYMBOL_ERROR_COUNT_LANE3_PHY_REPEATER1 0xf003b /* 1.3 */ + +#define __DP_FEC1_BASE 0xf0290 /* 1.4 */ +#define __DP_FEC2_BASE 0xf0298 /* 1.4 */ +#define DP_FEC_BASE(dp_phy) \ + (__DP_FEC1_BASE + ((__DP_FEC2_BASE - __DP_FEC1_BASE) * \ + ((dp_phy) - DP_PHY_LTTPR1))) + +#define DP_FEC_REG(dp_phy, fec1_reg) \ + (DP_FEC_BASE(dp_phy) - DP_FEC_BASE(DP_PHY_LTTPR1) + fec1_reg) + #define DP_FEC_STATUS_PHY_REPEATER1 0xf0290 /* 1.4 */ +#define DP_FEC_STATUS_PHY_REPEATER(dp_phy) \ + DP_FEC_REG(dp_phy, DP_FEC_STATUS_PHY_REPEATER1) + #define DP_FEC_ERROR_COUNT_PHY_REPEATER1 0xf0291 /* 1.4 */ #define DP_FEC_CAPABILITY_PHY_REPEATER1 0xf0294 /* 1.4a */ +#define DP_LTTPR_MAX_ADD 0xf02ff /* 1.4 */ + +#define DP_DPCD_MAX_ADD 0xfffff /* 1.4 */ + /* Repeater modes */ #define DP_PHY_REPEATER_MODE_TRANSPARENT 0x55 /* 1.3 */ #define DP_PHY_REPEATER_MODE_NON_TRANSPARENT 0xaa /* 1.3 */ @@ -1482,10 +1500,13 @@ u8 drm_dp_get_adjust_request_post_cursor(const u8 link_status[DP_LINK_STATUS_SIZ #define DP_LTTPR_COMMON_CAP_SIZE 8 #define DP_LTTPR_PHY_CAP_SIZE 3 -void drm_dp_link_train_clock_recovery_delay(const u8 dpcd[DP_RECEIVER_CAP_SIZE]); +void drm_dp_link_train_clock_recovery_delay(const struct drm_dp_aux *aux, + const u8 dpcd[DP_RECEIVER_CAP_SIZE]); void drm_dp_lttpr_link_train_clock_recovery_delay(void); -void drm_dp_link_train_channel_eq_delay(const u8 dpcd[DP_RECEIVER_CAP_SIZE]); -void drm_dp_lttpr_link_train_channel_eq_delay(const u8 caps[DP_LTTPR_PHY_CAP_SIZE]); +void drm_dp_link_train_channel_eq_delay(const struct drm_dp_aux *aux, + const u8 dpcd[DP_RECEIVER_CAP_SIZE]); +void drm_dp_lttpr_link_train_channel_eq_delay(const struct drm_dp_aux *aux, + const u8 caps[DP_LTTPR_PHY_CAP_SIZE]); u8 drm_dp_link_rate_to_bw_code(int link_rate); int drm_dp_bw_code_to_link_rate(u8 link_bw); @@ -1840,6 +1861,8 @@ struct drm_dp_aux_cec { * @name: user-visible name of this AUX channel and the I2C-over-AUX adapter * @ddc: I2C adapter that can be used for I2C-over-AUX communication * @dev: pointer to struct device that is the parent for this AUX channel + * @drm_dev: pointer to the &drm_device that owns this AUX channel. Beware, this + * may be %NULL before drm_dp_aux_register() has been called. * @crtc: backpointer to the crtc that is currently using this AUX channel * @hw_mutex: internal mutex used for locking transfers * @crc_work: worker that captures CRCs for each frame @@ -1847,7 +1870,11 @@ struct drm_dp_aux_cec { * @transfer: transfers a message representing a single AUX transaction * * The @dev field should be set to a pointer to the device that implements the - * AUX channel. + * AUX channel. As well, the @drm_dev field should be set to the &drm_device + * that will be using this AUX channel as early as possible. For many graphics + * drivers this should happen before drm_dp_aux_init(), however it's perfectly + * fine to set this field later so long as it's assigned before calling + * drm_dp_aux_register(). * * The @name field may be used to specify the name of the I2C adapter. If set to * %NULL, dev_name() of @dev will be used. @@ -1879,6 +1906,7 @@ struct drm_dp_aux { const char *name; struct i2c_adapter ddc; struct device *dev; + struct drm_device *drm_dev; struct drm_crtc *crtc; struct mutex hw_mutex; struct work_struct crc_work; diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h index bd1c39907b92..ddb9231d0309 100644 --- a/include/drm/drm_dp_mst_helper.h +++ b/include/drm/drm_dp_mst_helper.h @@ -594,6 +594,14 @@ struct drm_dp_mst_topology_mgr { */ int max_payloads; /** + * @max_lane_count: maximum number of lanes the GPU can drive. + */ + int max_lane_count; + /** + * @max_link_rate: maximum link rate per lane GPU can output, in kHz. + */ + int max_link_rate; + /** * @conn_base_id: DRM connector ID this mgr is connected to. Only used * to build the MST connector path value. */ @@ -765,7 +773,9 @@ struct drm_dp_mst_topology_mgr { int drm_dp_mst_topology_mgr_init(struct drm_dp_mst_topology_mgr *mgr, struct drm_device *dev, struct drm_dp_aux *aux, int max_dpcd_transaction_bytes, - int max_payloads, int conn_base_id); + int max_payloads, + int max_lane_count, int max_link_rate, + int conn_base_id); void drm_dp_mst_topology_mgr_destroy(struct drm_dp_mst_topology_mgr *mgr); @@ -783,7 +793,8 @@ drm_dp_mst_detect_port(struct drm_connector *connector, struct edid *drm_dp_mst_get_edid(struct drm_connector *connector, struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_port *port); -int drm_dp_get_vc_payload_bw(int link_rate, int link_lane_count); +int drm_dp_get_vc_payload_bw(const struct drm_dp_mst_topology_mgr *mgr, + int link_rate, int link_lane_count); int drm_dp_calc_pbn_mode(int clock, int bpp, bool dsc); diff --git a/include/drm/drm_fb_cma_helper.h b/include/drm/drm_fb_cma_helper.h index 795aea1d0a25..6447e34528f8 100644 --- a/include/drm/drm_fb_cma_helper.h +++ b/include/drm/drm_fb_cma_helper.h @@ -4,6 +4,7 @@ #include <linux/types.h> +struct drm_device; struct drm_framebuffer; struct drm_plane_state; @@ -14,5 +15,9 @@ dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb, struct drm_plane_state *state, unsigned int plane); +void drm_fb_cma_sync_non_coherent(struct drm_device *drm, + struct drm_plane_state *old_state, + struct drm_plane_state *state); + #endif diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index 3b273f9ca39a..3af4624368d8 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -36,7 +36,6 @@ struct drm_fb_helper; #include <drm/drm_crtc.h> #include <drm/drm_device.h> #include <linux/kgdb.h> -#include <linux/vgaarb.h> enum mode_set_atomic { LEAVE_ATOMIC_MODE_SET, @@ -451,54 +450,4 @@ drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp) #endif -/** - * drm_fb_helper_remove_conflicting_framebuffers - remove firmware-configured framebuffers - * @a: memory range, users of which are to be removed - * @name: requesting driver name - * @primary: also kick vga16fb if present - * - * This function removes framebuffer devices (initialized by firmware/bootloader) - * which use memory range described by @a. If @a is NULL all such devices are - * removed. - */ -static inline int -drm_fb_helper_remove_conflicting_framebuffers(struct apertures_struct *a, - const char *name, bool primary) -{ -#if IS_REACHABLE(CONFIG_FB) - return remove_conflicting_framebuffers(a, name, primary); -#else - return 0; -#endif -} - -/** - * drm_fb_helper_remove_conflicting_pci_framebuffers - remove firmware-configured framebuffers for PCI devices - * @pdev: PCI device - * @name: requesting driver name - * - * This function removes framebuffer devices (eg. initialized by firmware) - * using memory range configured for any of @pdev's memory bars. - * - * The function assumes that PCI device with shadowed ROM drives a primary - * display and so kicks out vga16fb. - */ -static inline int -drm_fb_helper_remove_conflicting_pci_framebuffers(struct pci_dev *pdev, - const char *name) -{ - int ret = 0; - - /* - * WARNING: Apparently we must kick fbdev drivers before vgacon, - * otherwise the vga fbdev driver falls over. - */ -#if IS_REACHABLE(CONFIG_FB) - ret = remove_conflicting_pci_framebuffers(pdev, name); -#endif - if (ret == 0) - ret = vga_remove_vgacon(pdev); - return ret; -} - #endif diff --git a/include/drm/drm_format_helper.h b/include/drm/drm_format_helper.h index 5f9e37032468..4e0258a61311 100644 --- a/include/drm/drm_format_helper.h +++ b/include/drm/drm_format_helper.h @@ -11,7 +11,7 @@ struct drm_rect; void drm_fb_memcpy(void *dst, void *vaddr, struct drm_framebuffer *fb, struct drm_rect *clip); -void drm_fb_memcpy_dstclip(void __iomem *dst, void *vaddr, +void drm_fb_memcpy_dstclip(void __iomem *dst, unsigned int dst_pitch, void *vaddr, struct drm_framebuffer *fb, struct drm_rect *clip); void drm_fb_swab(void *dst, void *src, struct drm_framebuffer *fb, @@ -28,4 +28,12 @@ void drm_fb_xrgb8888_to_rgb888_dstclip(void __iomem *dst, unsigned int dst_pitch void drm_fb_xrgb8888_to_gray8(u8 *dst, void *vaddr, struct drm_framebuffer *fb, struct drm_rect *clip); +int drm_fb_blit_rect_dstclip(void __iomem *dst, unsigned int dst_pitch, + uint32_t dst_format, void *vmap, + struct drm_framebuffer *fb, + struct drm_rect *rect); +int drm_fb_blit_dstclip(void __iomem *dst, unsigned int dst_pitch, + uint32_t dst_format, void *vmap, + struct drm_framebuffer *fb); + #endif /* __LINUX_DRM_FORMAT_HELPER_H */ diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h index 156b122c0ad5..3b138d4ae67e 100644 --- a/include/drm/drm_fourcc.h +++ b/include/drm/drm_fourcc.h @@ -136,14 +136,6 @@ struct drm_format_info { }; /** - * struct drm_format_name_buf - name of a DRM format - * @str: string buffer containing the format name - */ -struct drm_format_name_buf { - char str[32]; -}; - -/** * drm_format_info_is_yuv_packed - check that the format info matches a YUV * format with data laid in a single plane * @info: format info @@ -318,6 +310,5 @@ unsigned int drm_format_info_block_height(const struct drm_format_info *info, int plane); uint64_t drm_format_info_min_pitch(const struct drm_format_info *info, int plane, unsigned int buffer_width); -const char *drm_get_format_name(uint32_t format, struct drm_format_name_buf *buf); #endif /* __DRM_FOURCC_H__ */ diff --git a/include/drm/drm_gem_cma_helper.h b/include/drm/drm_gem_cma_helper.h index 0a9711caa3e8..cd13508acbc1 100644 --- a/include/drm/drm_gem_cma_helper.h +++ b/include/drm/drm_gem_cma_helper.h @@ -16,6 +16,7 @@ struct drm_mode_create_dumb; * more than one entry but they are guaranteed to have contiguous * DMA addresses. * @vaddr: kernel virtual address of the backing memory + * @map_noncoherent: if true, the GEM object is backed by non-coherent memory */ struct drm_gem_cma_object { struct drm_gem_object base; @@ -24,6 +25,8 @@ struct drm_gem_cma_object { /* For objects with DMA memory allocated by GEM CMA */ void *vaddr; + + bool map_noncoherent; }; #define to_drm_gem_cma_obj(gem_obj) \ diff --git a/include/drm/drm_gem_ttm_helper.h b/include/drm/drm_gem_ttm_helper.h index 7c6d874910b8..c1aa02bd4c89 100644 --- a/include/drm/drm_gem_ttm_helper.h +++ b/include/drm/drm_gem_ttm_helper.h @@ -5,8 +5,8 @@ #include <linux/kernel.h> -#include <drm/drm_gem.h> #include <drm/drm_device.h> +#include <drm/drm_gem.h> #include <drm/ttm/ttm_bo_api.h> #include <drm/ttm/ttm_bo_driver.h> @@ -24,4 +24,7 @@ void drm_gem_ttm_vunmap(struct drm_gem_object *gem, int drm_gem_ttm_mmap(struct drm_gem_object *gem, struct vm_area_struct *vma); +int drm_gem_ttm_dumb_map_offset(struct drm_file *file, struct drm_device *dev, + uint32_t handle, uint64_t *offset); + #endif diff --git a/include/drm/drm_gem_vram_helper.h b/include/drm/drm_gem_vram_helper.h index 288055d397d9..27ed7e9243b9 100644 --- a/include/drm/drm_gem_vram_helper.h +++ b/include/drm/drm_gem_vram_helper.h @@ -5,6 +5,7 @@ #include <drm/drm_file.h> #include <drm/drm_gem.h> +#include <drm/drm_gem_ttm_helper.h> #include <drm/drm_ioctl.h> #include <drm/drm_modes.h> #include <drm/ttm/ttm_bo_api.h> @@ -93,7 +94,6 @@ struct drm_gem_vram_object *drm_gem_vram_create(struct drm_device *dev, size_t size, unsigned long pg_align); void drm_gem_vram_put(struct drm_gem_vram_object *gbo); -u64 drm_gem_vram_mmap_offset(struct drm_gem_vram_object *gbo); s64 drm_gem_vram_offset(struct drm_gem_vram_object *gbo); int drm_gem_vram_pin(struct drm_gem_vram_object *gbo, unsigned long pl_flag); int drm_gem_vram_unpin(struct drm_gem_vram_object *gbo); @@ -113,9 +113,6 @@ int drm_gem_vram_fill_create_dumb(struct drm_file *file, int drm_gem_vram_driver_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); -int drm_gem_vram_driver_dumb_mmap_offset(struct drm_file *file, - struct drm_device *dev, - uint32_t handle, uint64_t *offset); /* * Helpers for struct drm_plane_helper_funcs @@ -149,7 +146,7 @@ void drm_gem_vram_simple_display_pipe_cleanup_fb( #define DRM_GEM_VRAM_DRIVER \ .debugfs_init = drm_vram_mm_debugfs_init, \ .dumb_create = drm_gem_vram_driver_dumb_create, \ - .dumb_map_offset = drm_gem_vram_driver_dumb_mmap_offset, \ + .dumb_map_offset = drm_gem_ttm_dumb_map_offset, \ .gem_prime_mmap = drm_gem_prime_mmap /* diff --git a/include/drm/drm_legacy.h b/include/drm/drm_legacy.h index 8ed04e9be997..b17e79e12bc2 100644 --- a/include/drm/drm_legacy.h +++ b/include/drm/drm_legacy.h @@ -33,6 +33,8 @@ * OTHER DEALINGS IN THE SOFTWARE. */ +#include <linux/agp_backend.h> + #include <drm/drm.h> #include <drm/drm_auth.h> #include <drm/drm_hashtab.h> @@ -194,10 +196,6 @@ void drm_legacy_idlelock_release(struct drm_lock_data *lock); #ifdef CONFIG_PCI -struct drm_dma_handle *drm_pci_alloc(struct drm_device *dev, size_t size, - size_t align); -void drm_pci_free(struct drm_device *dev, struct drm_dma_handle *dmah); - int drm_legacy_pci_init(const struct drm_driver *driver, struct pci_driver *pdriver); void drm_legacy_pci_exit(const struct drm_driver *driver, @@ -229,6 +227,86 @@ static inline void drm_legacy_pci_exit(const struct drm_driver *driver, #endif +/* + * AGP Support + */ + +struct drm_agp_head { + struct agp_kern_info agp_info; + struct list_head memory; + unsigned long mode; + struct agp_bridge_data *bridge; + int enabled; + int acquired; + unsigned long base; + int agp_mtrr; + int cant_use_aperture; + unsigned long page_mask; +}; + +#if IS_ENABLED(CONFIG_DRM_LEGACY) && IS_ENABLED(CONFIG_AGP) +struct drm_agp_head *drm_legacy_agp_init(struct drm_device *dev); +int drm_legacy_agp_acquire(struct drm_device *dev); +int drm_legacy_agp_release(struct drm_device *dev); +int drm_legacy_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); +int drm_legacy_agp_info(struct drm_device *dev, struct drm_agp_info *info); +int drm_legacy_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); +int drm_legacy_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); +int drm_legacy_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); +int drm_legacy_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); +#else +static inline struct drm_agp_head *drm_legacy_agp_init(struct drm_device *dev) +{ + return NULL; +} + +static inline int drm_legacy_agp_acquire(struct drm_device *dev) +{ + return -ENODEV; +} + +static inline int drm_legacy_agp_release(struct drm_device *dev) +{ + return -ENODEV; +} + +static inline int drm_legacy_agp_enable(struct drm_device *dev, + struct drm_agp_mode mode) +{ + return -ENODEV; +} + +static inline int drm_legacy_agp_info(struct drm_device *dev, + struct drm_agp_info *info) +{ + return -ENODEV; +} + +static inline int drm_legacy_agp_alloc(struct drm_device *dev, + struct drm_agp_buffer *request) +{ + return -ENODEV; +} + +static inline int drm_legacy_agp_free(struct drm_device *dev, + struct drm_agp_buffer *request) +{ + return -ENODEV; +} + +static inline int drm_legacy_agp_unbind(struct drm_device *dev, + struct drm_agp_binding *request) +{ + return -ENODEV; +} + +static inline int drm_legacy_agp_bind(struct drm_device *dev, + struct drm_agp_binding *request) +{ + return -ENODEV; +} +#endif + /* drm_memory.c */ void drm_legacy_ioremap(struct drm_local_map *map, struct drm_device *dev); void drm_legacy_ioremap_wc(struct drm_local_map *map, struct drm_device *dev); diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h index ab424ddd7665..1ddf7783fdf7 100644 --- a/include/drm/drm_mode_config.h +++ b/include/drm/drm_mode_config.h @@ -909,6 +909,8 @@ struct drm_mode_config { * @allow_fb_modifiers: * * Whether the driver supports fb modifiers in the ADDFB2.1 ioctl call. + * Note that drivers should not set this directly, it is automatically + * set in drm_universal_plane_init(). * * IMPORTANT: * diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h index a3c58c941bdc..9b66be54dd16 100644 --- a/include/drm/drm_print.h +++ b/include/drm/drm_print.h @@ -443,25 +443,25 @@ void drm_dev_dbg(const struct device *dev, enum drm_debug_category category, #define drm_dbg_core(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_CORE, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_CORE, fmt, ##__VA_ARGS__) #define drm_dbg(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_DRIVER, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRIVER, fmt, ##__VA_ARGS__) #define drm_dbg_kms(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_KMS, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_KMS, fmt, ##__VA_ARGS__) #define drm_dbg_prime(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_PRIME, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_PRIME, fmt, ##__VA_ARGS__) #define drm_dbg_atomic(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_ATOMIC, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_ATOMIC, fmt, ##__VA_ARGS__) #define drm_dbg_vbl(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_VBL, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_VBL, fmt, ##__VA_ARGS__) #define drm_dbg_state(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_STATE, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_STATE, fmt, ##__VA_ARGS__) #define drm_dbg_lease(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_LEASE, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_LEASE, fmt, ##__VA_ARGS__) #define drm_dbg_dp(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_DP, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DP, fmt, ##__VA_ARGS__) #define drm_dbg_drmres(drm, fmt, ...) \ - drm_dev_dbg((drm)->dev, DRM_UT_DRMRES, fmt, ##__VA_ARGS__) + drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRMRES, fmt, ##__VA_ARGS__) /* diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h index 10225a0a35d0..d18af49fd009 100644 --- a/include/drm/gpu_scheduler.h +++ b/include/drm/gpu_scheduler.h @@ -275,7 +275,7 @@ struct drm_sched_backend_ops { * @pending_list: the list of jobs which are currently in the job queue. * @job_list_lock: lock to protect the pending_list. * @hang_limit: once the hangs by a job crosses this limit then it is marked - * guilty and it will be considered for scheduling further. + * guilty and it will no longer be considered for scheduling. * @score: score to help loadbalancer pick a idle sched * @_score: score used when the driver doesn't provide one * @ready: marks if the underlying HW is ready to work diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h index ebd0dd1c35b3..eee18fa53b54 100644 --- a/include/drm/i915_pciids.h +++ b/include/drm/i915_pciids.h @@ -640,9 +640,32 @@ INTEL_VGA_DEVICE(0x4681, info), \ INTEL_VGA_DEVICE(0x4682, info), \ INTEL_VGA_DEVICE(0x4683, info), \ + INTEL_VGA_DEVICE(0x4688, info), \ + INTEL_VGA_DEVICE(0x4689, info), \ INTEL_VGA_DEVICE(0x4690, info), \ INTEL_VGA_DEVICE(0x4691, info), \ INTEL_VGA_DEVICE(0x4692, info), \ INTEL_VGA_DEVICE(0x4693, info) +/* ADL-P */ +#define INTEL_ADLP_IDS(info) \ + INTEL_VGA_DEVICE(0x46A0, info), \ + INTEL_VGA_DEVICE(0x46A1, info), \ + INTEL_VGA_DEVICE(0x46A2, info), \ + INTEL_VGA_DEVICE(0x46A3, info), \ + INTEL_VGA_DEVICE(0x46A6, info), \ + INTEL_VGA_DEVICE(0x46A8, info), \ + INTEL_VGA_DEVICE(0x46AA, info), \ + INTEL_VGA_DEVICE(0x462A, info), \ + INTEL_VGA_DEVICE(0x4626, info), \ + INTEL_VGA_DEVICE(0x4628, info), \ + INTEL_VGA_DEVICE(0x46B0, info), \ + INTEL_VGA_DEVICE(0x46B1, info), \ + INTEL_VGA_DEVICE(0x46B2, info), \ + INTEL_VGA_DEVICE(0x46B3, info), \ + INTEL_VGA_DEVICE(0x46C0, info), \ + INTEL_VGA_DEVICE(0x46C1, info), \ + INTEL_VGA_DEVICE(0x46C2, info), \ + INTEL_VGA_DEVICE(0x46C3, info) + #endif /* _I915_PCIIDS_H */ diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index 2155e2e38aec..f681bbdbc698 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -86,6 +86,7 @@ struct ttm_tt; * @base: drm_gem_object superclass data. * @bdev: Pointer to the buffer object device structure. * @type: The bo type. + * @page_alignment: Page alignment. * @destroy: Destruction function. If NULL, kfree is used. * @num_pages: Actual number of pages. * @kref: Reference count of this buffer object. When this refcount reaches @@ -123,6 +124,7 @@ struct ttm_buffer_object { struct ttm_device *bdev; enum ttm_bo_type type; + uint32_t page_alignment; void (*destroy) (struct ttm_buffer_object *); /** @@ -134,7 +136,7 @@ struct ttm_buffer_object { * Members protected by the bo::resv::reserved lock. */ - struct ttm_resource mem; + struct ttm_resource *resource; struct ttm_tt *ttm; bool deleted; @@ -523,19 +525,6 @@ void ttm_bo_vunmap(struct ttm_buffer_object *bo, struct dma_buf_map *map); int ttm_bo_mmap_obj(struct vm_area_struct *vma, struct ttm_buffer_object *bo); /** - * ttm_bo_mmap - mmap out of the ttm device address space. - * - * @filp: filp as input from the mmap method. - * @vma: vma as input from the mmap method. - * @bdev: Pointer to the ttm_device with the address space manager. - * - * This function is intended to be called by the device mmap method. - * if the device address space is to be backed by the bo manager. - */ -int ttm_bo_mmap(struct file *filp, struct vm_area_struct *vma, - struct ttm_device *bdev); - -/** * ttm_bo_io * * @bdev: Pointer to the struct ttm_device. @@ -563,25 +552,6 @@ int ttm_bo_swapout(struct ttm_buffer_object *bo, struct ttm_operation_ctx *ctx, gfp_t gfp_flags); /** - * ttm_bo_uses_embedded_gem_object - check if the given bo uses the - * embedded drm_gem_object. - * - * Most ttm drivers are using gem too, so the embedded - * ttm_buffer_object.base will be initialized by the driver (before - * calling ttm_bo_init). It is also possible to use ttm without gem - * though (vmwgfx does that). - * - * This helper will figure whenever a given ttm bo is a gem object too - * or not. - * - * @bo: The bo to check. - */ -static inline bool ttm_bo_uses_embedded_gem_object(struct ttm_buffer_object *bo) -{ - return bo->base.dev != NULL; -} - -/** * ttm_bo_pin - Pin the buffer object. * @bo: The buffer object to pin * @@ -637,4 +607,6 @@ int ttm_bo_vm_access(struct vm_area_struct *vma, unsigned long addr, void *buf, int len, int write); bool ttm_bo_delayed_delete(struct ttm_device *bdev, bool remove_all); +vm_fault_t ttm_bo_vm_dummy_page(struct vm_fault *vmf, pgprot_t prot); + #endif diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index dbccac957f8f..68d6069572aa 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -40,6 +40,7 @@ #include <drm/ttm/ttm_device.h> #include "ttm_bo_api.h" +#include "ttm_kmap_iter.h" #include "ttm_placement.h" #include "ttm_tt.h" #include "ttm_pool.h" @@ -96,7 +97,7 @@ struct ttm_lru_bulk_move { */ int ttm_bo_mem_space(struct ttm_buffer_object *bo, struct ttm_placement *placement, - struct ttm_resource *mem, + struct ttm_resource **mem, struct ttm_operation_ctx *ctx); /** @@ -181,15 +182,15 @@ static inline void ttm_bo_move_to_lru_tail_unlocked(struct ttm_buffer_object *bo) { spin_lock(&bo->bdev->lru_lock); - ttm_bo_move_to_lru_tail(bo, &bo->mem, NULL); + ttm_bo_move_to_lru_tail(bo, bo->resource, NULL); spin_unlock(&bo->bdev->lru_lock); } static inline void ttm_bo_assign_mem(struct ttm_buffer_object *bo, struct ttm_resource *new_mem) { - bo->mem = *new_mem; - new_mem->mm_node = NULL; + WARN_ON(bo->resource); + bo->resource = new_mem; } /** @@ -202,9 +203,7 @@ static inline void ttm_bo_assign_mem(struct ttm_buffer_object *bo, static inline void ttm_bo_move_null(struct ttm_buffer_object *bo, struct ttm_resource *new_mem) { - struct ttm_resource *old_mem = &bo->mem; - - WARN_ON(old_mem->mm_node != NULL); + ttm_resource_free(bo, &bo->resource); ttm_bo_assign_mem(bo, new_mem); } @@ -273,6 +272,23 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, struct ttm_resource *new_mem); /** + * ttm_bo_move_accel_cleanup. + * + * @bo: A pointer to a struct ttm_buffer_object. + * @new_mem: struct ttm_resource indicating where to move. + * + * Special case of ttm_bo_move_accel_cleanup where the bo is guaranteed + * by the caller to be idle. Typically used after memcpy buffer moves. + */ +static inline void ttm_bo_move_sync_cleanup(struct ttm_buffer_object *bo, + struct ttm_resource *new_mem) +{ + int ret = ttm_bo_move_accel_cleanup(bo, NULL, true, false, new_mem); + + WARN_ON(ret); +} + +/** * ttm_bo_pipeline_gutting. * * @bo: A pointer to a struct ttm_buffer_object. @@ -306,30 +322,14 @@ int ttm_bo_tt_bind(struct ttm_buffer_object *bo, struct ttm_resource *mem); */ void ttm_bo_tt_destroy(struct ttm_buffer_object *bo); -/** - * ttm_range_man_init - * - * @bdev: ttm device - * @type: memory manager type - * @use_tt: if the memory manager uses tt - * @p_size: size of area to be managed in pages. - * - * Initialise a generic range manager for the selected memory type. - * The range manager is installed for this device in the type slot. - */ -int ttm_range_man_init(struct ttm_device *bdev, - unsigned type, bool use_tt, - unsigned long p_size); - -/** - * ttm_range_man_fini - * - * @bdev: ttm device - * @type: memory manager type - * - * Remove the generic range manager from a slot and tear it down. - */ -int ttm_range_man_fini(struct ttm_device *bdev, - unsigned type); +void ttm_move_memcpy(struct ttm_buffer_object *bo, + u32 num_pages, + struct ttm_kmap_iter *dst_iter, + struct ttm_kmap_iter *src_iter); +struct ttm_kmap_iter * +ttm_kmap_iter_iomap_init(struct ttm_kmap_iter_iomap *iter_io, + struct io_mapping *iomap, + struct sg_table *st, + resource_size_t start); #endif diff --git a/include/drm/ttm/ttm_caching.h b/include/drm/ttm/ttm_caching.h index a0b4a49fa432..3c9dd65f5aaf 100644 --- a/include/drm/ttm/ttm_caching.h +++ b/include/drm/ttm/ttm_caching.h @@ -33,4 +33,6 @@ enum ttm_caching { ttm_cached }; +pgprot_t ttm_prot_from_caching(enum ttm_caching caching, pgprot_t tmp); + #endif diff --git a/include/drm/ttm/ttm_device.h b/include/drm/ttm/ttm_device.h index 7c8f87bd52d3..cd592f8e941b 100644 --- a/include/drm/ttm/ttm_device.h +++ b/include/drm/ttm/ttm_device.h @@ -162,21 +162,6 @@ struct ttm_device_funcs { struct ttm_place *hop); /** - * struct ttm_bo_driver_member verify_access - * - * @bo: Pointer to a buffer object. - * @filp: Pointer to a struct file trying to access the object. - * - * Called from the map / write / read methods to verify that the - * caller is permitted to access the buffer object. - * This member may be set to NULL, which will refuse this kind of - * access for all buffer objects. - * This function should return 0 if access is granted, -EPERM otherwise. - */ - int (*verify_access)(struct ttm_buffer_object *bo, - struct file *filp); - - /** * Hook to notify driver about a resource delete. */ void (*delete_mem_notify)(struct ttm_buffer_object *bo); diff --git a/include/drm/ttm/ttm_kmap_iter.h b/include/drm/ttm/ttm_kmap_iter.h new file mode 100644 index 000000000000..8bb00fd39d6c --- /dev/null +++ b/include/drm/ttm/ttm_kmap_iter.h @@ -0,0 +1,61 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2021 Intel Corporation + */ +#ifndef __TTM_KMAP_ITER_H__ +#define __TTM_KMAP_ITER_H__ + +#include <linux/types.h> + +struct ttm_kmap_iter; +struct dma_buf_map; + +/** + * struct ttm_kmap_iter_ops - Ops structure for a struct + * ttm_kmap_iter. + * @maps_tt: Whether the iterator maps TT memory directly, as opposed + * mapping a TT through an aperture. Both these modes have + * struct ttm_resource_manager::use_tt set, but the latter typically + * returns is_iomem == true from ttm_mem_io_reserve. + */ +struct ttm_kmap_iter_ops { + /** + * kmap_local() - Map a PAGE_SIZE part of the resource using + * kmap_local semantics. + * @res_iter: Pointer to the struct ttm_kmap_iter representing + * the resource. + * @dmap: The struct dma_buf_map holding the virtual address after + * the operation. + * @i: The location within the resource to map. PAGE_SIZE granularity. + */ + void (*map_local)(struct ttm_kmap_iter *res_iter, + struct dma_buf_map *dmap, pgoff_t i); + /** + * unmap_local() - Unmap a PAGE_SIZE part of the resource previously + * mapped using kmap_local. + * @res_iter: Pointer to the struct ttm_kmap_iter representing + * the resource. + * @dmap: The struct dma_buf_map holding the virtual address after + * the operation. + */ + void (*unmap_local)(struct ttm_kmap_iter *res_iter, + struct dma_buf_map *dmap); + bool maps_tt; +}; + +/** + * struct ttm_kmap_iter - Iterator for kmap_local type operations on a + * resource. + * @ops: Pointer to the operations struct. + * + * This struct is intended to be embedded in a resource-specific specialization + * implementing operations for the resource. + * + * Nothing stops us from extending the operations to vmap, vmap_pfn etc, + * replacing some or parts of the ttm_bo_util. cpu-map functionality. + */ +struct ttm_kmap_iter { + const struct ttm_kmap_iter_ops *ops; +}; + +#endif /* __TTM_KMAP_ITER_H__ */ diff --git a/include/drm/ttm/ttm_range_manager.h b/include/drm/ttm/ttm_range_manager.h new file mode 100644 index 000000000000..22b6fa42ac20 --- /dev/null +++ b/include/drm/ttm/ttm_range_manager.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0 OR MIT */ + +#ifndef _TTM_RANGE_MANAGER_H_ +#define _TTM_RANGE_MANAGER_H_ + +#include <drm/ttm/ttm_resource.h> +#include <drm/drm_mm.h> + +/** + * struct ttm_range_mgr_node + * + * @base: base clase we extend + * @mm_nodes: MM nodes, usually 1 + * + * Extending the ttm_resource object to manage an address space allocation with + * one or more drm_mm_nodes. + */ +struct ttm_range_mgr_node { + struct ttm_resource base; + struct drm_mm_node mm_nodes[]; +}; + +/** + * to_ttm_range_mgr_node + * + * @res: the resource to upcast + * + * Upcast the ttm_resource object into a ttm_range_mgr_node object. + */ +static inline struct ttm_range_mgr_node * +to_ttm_range_mgr_node(struct ttm_resource *res) +{ + return container_of(res, struct ttm_range_mgr_node, base); +} + +int ttm_range_man_init(struct ttm_device *bdev, + unsigned type, bool use_tt, + unsigned long p_size); +int ttm_range_man_fini(struct ttm_device *bdev, + unsigned type); + +#endif diff --git a/include/drm/ttm/ttm_resource.h b/include/drm/ttm/ttm_resource.h index 6164ccf4f308..140b6b9a8bbe 100644 --- a/include/drm/ttm/ttm_resource.h +++ b/include/drm/ttm/ttm_resource.h @@ -27,9 +27,11 @@ #include <linux/types.h> #include <linux/mutex.h> +#include <linux/dma-buf-map.h> #include <linux/dma-fence.h> #include <drm/drm_print.h> #include <drm/ttm/ttm_caching.h> +#include <drm/ttm/ttm_kmap_iter.h> #define TTM_MAX_BO_PRIORITY 4U @@ -38,6 +40,10 @@ struct ttm_resource_manager; struct ttm_resource; struct ttm_place; struct ttm_buffer_object; +struct dma_buf_map; +struct io_mapping; +struct sg_table; +struct scatterlist; struct ttm_resource_manager_func { /** @@ -45,46 +51,38 @@ struct ttm_resource_manager_func { * * @man: Pointer to a memory type manager. * @bo: Pointer to the buffer object we're allocating space for. - * @placement: Placement details. - * @flags: Additional placement flags. - * @mem: Pointer to a struct ttm_resource to be filled in. + * @place: Placement details. + * @res: Resulting pointer to the ttm_resource. * * This function should allocate space in the memory type managed - * by @man. Placement details if - * applicable are given by @placement. If successful, - * @mem::mm_node should be set to a non-null value, and - * @mem::start should be set to a value identifying the beginning + * by @man. Placement details if applicable are given by @place. If + * successful, a filled in ttm_resource object should be returned in + * @res. @res::start should be set to a value identifying the beginning * of the range allocated, and the function should return zero. - * If the memory region accommodate the buffer object, @mem::mm_node - * should be set to NULL, and the function should return 0. + * If the manager can't fulfill the request -ENOSPC should be returned. * If a system error occurred, preventing the request to be fulfilled, * the function should return a negative error code. * - * Note that @mem::mm_node will only be dereferenced by - * struct ttm_resource_manager functions and optionally by the driver, - * which has knowledge of the underlying type. - * - * This function may not be called from within atomic context, so - * an implementation can and must use either a mutex or a spinlock to - * protect any data structures managing the space. + * This function may not be called from within atomic context and needs + * to take care of its own locking to protect any data structures + * managing the space. */ int (*alloc)(struct ttm_resource_manager *man, struct ttm_buffer_object *bo, const struct ttm_place *place, - struct ttm_resource *mem); + struct ttm_resource **res); /** * struct ttm_resource_manager_func member free * * @man: Pointer to a memory type manager. - * @mem: Pointer to a struct ttm_resource to be filled in. + * @res: Pointer to a struct ttm_resource to be freed. * - * This function frees memory type resources previously allocated - * and that are identified by @mem::mm_node and @mem::start. May not - * be called from within atomic context. + * This function frees memory type resources previously allocated. + * May not be called from within atomic context. */ void (*free)(struct ttm_resource_manager *man, - struct ttm_resource *mem); + struct ttm_resource *res); /** * struct ttm_resource_manager_func member debug @@ -158,10 +156,9 @@ struct ttm_bus_placement { /** * struct ttm_resource * - * @mm_node: Memory manager node. - * @size: Requested size of memory region. - * @num_pages: Actual size of memory region in pages. - * @page_alignment: Page alignment. + * @start: Start of the allocation. + * @num_pages: Actual size of resource in pages. + * @mem_type: Resource type of the allocation. * @placement: Placement flags. * @bus: Placement on io bus accessible to the CPU * @@ -169,16 +166,53 @@ struct ttm_bus_placement { * buffer object. */ struct ttm_resource { - void *mm_node; unsigned long start; unsigned long num_pages; - uint32_t page_alignment; uint32_t mem_type; uint32_t placement; struct ttm_bus_placement bus; }; /** + * struct ttm_kmap_iter_iomap - Specialization for a struct io_mapping + + * struct sg_table backed struct ttm_resource. + * @base: Embedded struct ttm_kmap_iter providing the usage interface. + * @iomap: struct io_mapping representing the underlying linear io_memory. + * @st: sg_table into @iomap, representing the memory of the struct ttm_resource. + * @start: Offset that needs to be subtracted from @st to make + * sg_dma_address(st->sgl) - @start == 0 for @iomap start. + * @cache: Scatterlist traversal cache for fast lookups. + * @cache.sg: Pointer to the currently cached scatterlist segment. + * @cache.i: First index of @sg. PAGE_SIZE granularity. + * @cache.end: Last index + 1 of @sg. PAGE_SIZE granularity. + * @cache.offs: First offset into @iomap of @sg. PAGE_SIZE granularity. + */ +struct ttm_kmap_iter_iomap { + struct ttm_kmap_iter base; + struct io_mapping *iomap; + struct sg_table *st; + resource_size_t start; + struct { + struct scatterlist *sg; + pgoff_t i; + pgoff_t end; + pgoff_t offs; + } cache; +}; + +/** + * struct ttm_kmap_iter_linear_io - Iterator specialization for linear io + * @base: The base iterator + * @dmap: Points to the starting address of the region + * @needs_unmap: Whether we need to unmap on fini + */ +struct ttm_kmap_iter_linear_io { + struct ttm_kmap_iter base; + struct dma_buf_map dmap; + bool needs_unmap; +}; + +/** * ttm_resource_manager_set_used * * @man: A memory manager object. @@ -225,10 +259,13 @@ ttm_resource_manager_cleanup(struct ttm_resource_manager *man) man->move = NULL; } +void ttm_resource_init(struct ttm_buffer_object *bo, + const struct ttm_place *place, + struct ttm_resource *res); int ttm_resource_alloc(struct ttm_buffer_object *bo, const struct ttm_place *place, - struct ttm_resource *res); -void ttm_resource_free(struct ttm_buffer_object *bo, struct ttm_resource *res); + struct ttm_resource **res); +void ttm_resource_free(struct ttm_buffer_object *bo, struct ttm_resource **res); void ttm_resource_manager_init(struct ttm_resource_manager *man, unsigned long p_size); @@ -239,4 +276,20 @@ int ttm_resource_manager_evict_all(struct ttm_device *bdev, void ttm_resource_manager_debug(struct ttm_resource_manager *man, struct drm_printer *p); +struct ttm_kmap_iter * +ttm_kmap_iter_iomap_init(struct ttm_kmap_iter_iomap *iter_io, + struct io_mapping *iomap, + struct sg_table *st, + resource_size_t start); + +struct ttm_kmap_iter_linear_io; + +struct ttm_kmap_iter * +ttm_kmap_iter_linear_io_init(struct ttm_kmap_iter_linear_io *iter_io, + struct ttm_device *bdev, + struct ttm_resource *mem); + +void ttm_kmap_iter_linear_io_fini(struct ttm_kmap_iter_linear_io *iter_io, + struct ttm_device *bdev, + struct ttm_resource *mem); #endif diff --git a/include/drm/ttm/ttm_tt.h b/include/drm/ttm/ttm_tt.h index 134d09ef7766..818680c6a8ed 100644 --- a/include/drm/ttm/ttm_tt.h +++ b/include/drm/ttm/ttm_tt.h @@ -29,6 +29,7 @@ #include <linux/types.h> #include <drm/ttm/ttm_caching.h> +#include <drm/ttm/ttm_kmap_iter.h> struct ttm_bo_device; struct ttm_tt; @@ -69,6 +70,18 @@ struct ttm_tt { enum ttm_caching caching; }; +/** + * struct ttm_kmap_iter_tt - Specialization of a mappig iterator for a tt. + * @base: Embedded struct ttm_kmap_iter providing the usage interface + * @tt: Cached struct ttm_tt. + * @prot: Cached page protection for mapping. + */ +struct ttm_kmap_iter_tt { + struct ttm_kmap_iter base; + struct ttm_tt *tt; + pgprot_t prot; +}; + static inline bool ttm_tt_is_populated(struct ttm_tt *tt) { return tt->page_flags & TTM_PAGE_FLAG_PRIV_POPULATED; @@ -157,8 +170,24 @@ int ttm_tt_populate(struct ttm_device *bdev, struct ttm_tt *ttm, struct ttm_oper */ void ttm_tt_unpopulate(struct ttm_device *bdev, struct ttm_tt *ttm); +/** + * ttm_tt_mark_for_clear - Mark pages for clearing on populate. + * + * @ttm: Pointer to the ttm_tt structure + * + * Marks pages for clearing so that the next time the page vector is + * populated, the pages will be cleared. + */ +static inline void ttm_tt_mark_for_clear(struct ttm_tt *ttm) +{ + ttm->page_flags |= TTM_PAGE_FLAG_ZERO_ALLOC; +} + void ttm_tt_mgr_init(unsigned long num_pages, unsigned long num_dma32_pages); +struct ttm_kmap_iter *ttm_kmap_iter_tt_init(struct ttm_kmap_iter_tt *iter_tt, + struct ttm_tt *tt); + #if IS_ENABLED(CONFIG_AGP) #include <linux/agp_backend.h> diff --git a/include/linux/adreno-smmu-priv.h b/include/linux/adreno-smmu-priv.h index a889f28afb42..c637e0997f6d 100644 --- a/include/linux/adreno-smmu-priv.h +++ b/include/linux/adreno-smmu-priv.h @@ -9,6 +9,32 @@ #include <linux/io-pgtable.h> /** + * struct adreno_smmu_fault_info - container for key fault information + * + * @far: The faulting IOVA from ARM_SMMU_CB_FAR + * @ttbr0: The current TTBR0 pagetable from ARM_SMMU_CB_TTBR0 + * @contextidr: The value of ARM_SMMU_CB_CONTEXTIDR + * @fsr: The fault status from ARM_SMMU_CB_FSR + * @fsynr0: The value of FSYNR0 from ARM_SMMU_CB_FSYNR0 + * @fsynr1: The value of FSYNR1 from ARM_SMMU_CB_FSYNR0 + * @cbfrsynra: The value of CBFRSYNRA from ARM_SMMU_GR1_CBFRSYNRA(idx) + * + * This struct passes back key page fault information to the GPU driver + * through the get_fault_info function pointer. + * The GPU driver can use this information to print informative + * log messages and provide deeper GPU specific insight into the fault. + */ +struct adreno_smmu_fault_info { + u64 far; + u64 ttbr0; + u32 contextidr; + u32 fsr; + u32 fsynr0; + u32 fsynr1; + u32 cbfrsynra; +}; + +/** * struct adreno_smmu_priv - private interface between adreno-smmu and GPU * * @cookie: An opque token provided by adreno-smmu and passed @@ -17,6 +43,13 @@ * @set_ttbr0_cfg: Set the TTBR0 config for the GPUs context bank. A * NULL config disables TTBR0 translation, otherwise * TTBR0 translation is enabled with the specified cfg + * @get_fault_info: Called by the GPU fault handler to get information about + * the fault + * @set_stall: Configure whether stall on fault (CFCFG) is enabled. Call + * before set_ttbr0_cfg(). If stalling on fault is enabled, + * the GPU driver must call resume_translation() + * @resume_translation: Resume translation after a fault + * * * The GPU driver (drm/msm) and adreno-smmu work together for controlling * the GPU's SMMU instance. This is by necessity, as the GPU is directly @@ -31,6 +64,9 @@ struct adreno_smmu_priv { const void *cookie; const struct io_pgtable_cfg *(*get_ttbr1_cfg)(const void *cookie); int (*set_ttbr0_cfg)(const void *cookie, const struct io_pgtable_cfg *cfg); + void (*get_fault_info)(const void *cookie, struct adreno_smmu_fault_info *info); + void (*set_stall)(const void *cookie, bool enabled); + void (*resume_translation)(const void *cookie, bool terminate); }; -#endif /* __ADRENO_SMMU_PRIV_H */
\ No newline at end of file +#endif /* __ADRENO_SMMU_PRIV_H */ diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h index d44a77e8a7e3..562b885cf9c3 100644 --- a/include/linux/dma-resv.h +++ b/include/linux/dma-resv.h @@ -78,19 +78,11 @@ struct dma_resv { #define dma_resv_held(obj) lockdep_is_held(&(obj)->lock.base) #define dma_resv_assert_held(obj) lockdep_assert_held(&(obj)->lock.base) -/** - * dma_resv_get_list - get the reservation object's - * shared fence list, with update-side lock held - * @obj: the reservation object - * - * Returns the shared fence list. Does NOT take references to - * the fence. The obj->lock must be held. - */ -static inline struct dma_resv_list *dma_resv_get_list(struct dma_resv *obj) -{ - return rcu_dereference_protected(obj->fence, - dma_resv_held(obj)); -} +#ifdef CONFIG_DEBUG_MUTEXES +void dma_resv_reset_shared_max(struct dma_resv *obj); +#else +static inline void dma_resv_reset_shared_max(struct dma_resv *obj) {} +#endif /** * dma_resv_lock - lock the reservation object @@ -215,38 +207,29 @@ static inline struct ww_acquire_ctx *dma_resv_locking_ctx(struct dma_resv *obj) */ static inline void dma_resv_unlock(struct dma_resv *obj) { -#ifdef CONFIG_DEBUG_MUTEXES - /* Test shared fence slot reservation */ - if (rcu_access_pointer(obj->fence)) { - struct dma_resv_list *fence = dma_resv_get_list(obj); - - fence->shared_max = fence->shared_count; - } -#endif + dma_resv_reset_shared_max(obj); ww_mutex_unlock(&obj->lock); } /** - * dma_resv_get_excl - get the reservation object's - * exclusive fence, with update-side lock held + * dma_resv_exclusive - return the object's exclusive fence * @obj: the reservation object * - * Returns the exclusive fence (if any). Does NOT take a - * reference. Writers must hold obj->lock, readers may only - * hold a RCU read side lock. + * Returns the exclusive fence (if any). Caller must either hold the objects + * through dma_resv_lock() or the RCU read side lock through rcu_read_lock(), + * or one of the variants of each * * RETURNS * The exclusive fence or NULL */ static inline struct dma_fence * -dma_resv_get_excl(struct dma_resv *obj) +dma_resv_excl_fence(struct dma_resv *obj) { - return rcu_dereference_protected(obj->fence_excl, - dma_resv_held(obj)); + return rcu_dereference_check(obj->fence_excl, dma_resv_held(obj)); } /** - * dma_resv_get_excl_rcu - get the reservation object's + * dma_resv_get_excl_unlocked - get the reservation object's * exclusive fence, without lock held. * @obj: the reservation object * @@ -257,7 +240,7 @@ dma_resv_get_excl(struct dma_resv *obj) * The exclusive fence or NULL if none */ static inline struct dma_fence * -dma_resv_get_excl_rcu(struct dma_resv *obj) +dma_resv_get_excl_unlocked(struct dma_resv *obj) { struct dma_fence *fence; @@ -271,23 +254,29 @@ dma_resv_get_excl_rcu(struct dma_resv *obj) return fence; } +/** + * dma_resv_shared_list - get the reservation object's shared fence list + * @obj: the reservation object + * + * Returns the shared fence list. Caller must either hold the objects + * through dma_resv_lock() or the RCU read side lock through rcu_read_lock(), + * or one of the variants of each + */ +static inline struct dma_resv_list *dma_resv_shared_list(struct dma_resv *obj) +{ + return rcu_dereference_check(obj->fence, dma_resv_held(obj)); +} + void dma_resv_init(struct dma_resv *obj); void dma_resv_fini(struct dma_resv *obj); int dma_resv_reserve_shared(struct dma_resv *obj, unsigned int num_fences); void dma_resv_add_shared_fence(struct dma_resv *obj, struct dma_fence *fence); - void dma_resv_add_excl_fence(struct dma_resv *obj, struct dma_fence *fence); - -int dma_resv_get_fences_rcu(struct dma_resv *obj, - struct dma_fence **pfence_excl, - unsigned *pshared_count, - struct dma_fence ***pshared); - +int dma_resv_get_fences(struct dma_resv *obj, struct dma_fence **pfence_excl, + unsigned *pshared_count, struct dma_fence ***pshared); int dma_resv_copy_fences(struct dma_resv *dst, struct dma_resv *src); - -long dma_resv_wait_timeout_rcu(struct dma_resv *obj, bool wait_all, bool intr, - unsigned long timeout); - -bool dma_resv_test_signaled_rcu(struct dma_resv *obj, bool test_all); +long dma_resv_wait_timeout(struct dma_resv *obj, bool wait_all, bool intr, + unsigned long timeout); +bool dma_resv_test_signaled(struct dma_resv *obj, bool test_all); #endif /* _LINUX_RESERVATION_H */ diff --git a/include/linux/pci.h b/include/linux/pci.h index 24306504226a..d1f0916c6a37 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -862,6 +862,8 @@ struct module; * MSI-X vectors available for distribution to the VFs. * @err_handler: See Documentation/PCI/pci-error-recovery.rst * @groups: Sysfs attribute groups. + * @dev_groups: Attributes attached to the device that will be + * created once it is bound to the driver. * @driver: Driver model structure. * @dynids: List of dynamically added device IDs. */ @@ -879,6 +881,7 @@ struct pci_driver { u32 (*sriov_get_vf_total_msix)(struct pci_dev *pf); const struct pci_error_handlers *err_handler; const struct attribute_group **groups; + const struct attribute_group **dev_groups; struct device_driver driver; struct pci_dynids dynids; }; diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index 728566542f8a..0cbd1540aeac 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -116,8 +116,6 @@ extern "C" { #define AMDGPU_GEM_CREATE_CPU_GTT_USWC (1 << 2) /* Flag that the memory should be in VRAM and cleared */ #define AMDGPU_GEM_CREATE_VRAM_CLEARED (1 << 3) -/* Flag that create shadow bo(GTT) while allocating vram bo */ -#define AMDGPU_GEM_CREATE_SHADOW (1 << 4) /* Flag that allocating the BO should use linear VRAM */ #define AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS (1 << 5) /* Flag that BO is always valid in this VM */ @@ -138,6 +136,10 @@ extern "C" { * accessing it with various hw blocks */ #define AMDGPU_GEM_CREATE_ENCRYPTED (1 << 10) +/* Flag that BO will be used only in preemptible context, which does + * not require GTT memory accounting + */ +#define AMDGPU_GEM_CREATE_PREEMPTIBLE (1 << 11) struct drm_amdgpu_gem_create_in { /** the requested memory size */ @@ -755,6 +757,8 @@ struct drm_amdgpu_cs_chunk_data { #define AMDGPU_INFO_VBIOS_SIZE 0x1 /* Subquery id: Query vbios image */ #define AMDGPU_INFO_VBIOS_IMAGE 0x2 + /* Subquery id: Query vbios info */ + #define AMDGPU_INFO_VBIOS_INFO 0x3 /* Query UVD handles */ #define AMDGPU_INFO_NUM_HANDLES 0x1C /* Query sensor related information */ @@ -948,6 +952,15 @@ struct drm_amdgpu_info_firmware { __u32 feature; }; +struct drm_amdgpu_info_vbios { + __u8 name[64]; + __u8 vbios_pn[64]; + __u32 version; + __u32 pad; + __u8 vbios_ver_str[32]; + __u8 date[32]; +}; + #define AMDGPU_VRAM_TYPE_UNKNOWN 0 #define AMDGPU_VRAM_TYPE_GDDR1 1 #define AMDGPU_VRAM_TYPE_DDR2 2 @@ -1121,6 +1134,7 @@ struct drm_amdgpu_info_video_caps { #define AMDGPU_FAMILY_RV 142 /* Raven */ #define AMDGPU_FAMILY_NV 143 /* Navi10 */ #define AMDGPU_FAMILY_VGH 144 /* Van Gogh */ +#define AMDGPU_FAMILY_YC 146 /* Yellow Carp */ #if defined(__cplusplus) } diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h index 67b94bc3c885..d043752a74cf 100644 --- a/include/uapi/drm/drm.h +++ b/include/uapi/drm/drm.h @@ -777,9 +777,12 @@ struct drm_get_cap { /** * DRM_CLIENT_CAP_STEREO_3D * - * if set to 1, the DRM core will expose the stereo 3D capabilities of the + * If set to 1, the DRM core will expose the stereo 3D capabilities of the * monitor by advertising the supported 3D layouts in the flags of struct - * drm_mode_modeinfo. + * drm_mode_modeinfo. See ``DRM_MODE_FLAG_3D_*``. + * + * This capability is always supported for all drivers starting from kernel + * version 3.13. */ #define DRM_CLIENT_CAP_STEREO_3D 1 @@ -788,6 +791,9 @@ struct drm_get_cap { * * If set to 1, the DRM core will expose all planes (overlay, primary, and * cursor) to userspace. + * + * This capability has been introduced in kernel version 3.15. Starting from + * kernel version 3.17, this capability is always supported for all drivers. */ #define DRM_CLIENT_CAP_UNIVERSAL_PLANES 2 @@ -797,6 +803,13 @@ struct drm_get_cap { * If set to 1, the DRM core will expose atomic properties to userspace. This * implicitly enables &DRM_CLIENT_CAP_UNIVERSAL_PLANES and * &DRM_CLIENT_CAP_ASPECT_RATIO. + * + * If the driver doesn't support atomic mode-setting, enabling this capability + * will fail with -EOPNOTSUPP. + * + * This capability has been introduced in kernel version 4.0. Starting from + * kernel version 4.2, this capability is always supported for atomic-capable + * drivers. */ #define DRM_CLIENT_CAP_ATOMIC 3 @@ -804,6 +817,10 @@ struct drm_get_cap { * DRM_CLIENT_CAP_ASPECT_RATIO * * If set to 1, the DRM core will provide aspect ratio information in modes. + * See ``DRM_MODE_FLAG_PIC_AR_*``. + * + * This capability is always supported for all drivers starting from kernel + * version 4.18. */ #define DRM_CLIENT_CAP_ASPECT_RATIO 4 @@ -811,8 +828,11 @@ struct drm_get_cap { * DRM_CLIENT_CAP_WRITEBACK_CONNECTORS * * If set to 1, the DRM core will expose special connectors to be used for - * writing back to memory the scene setup in the commit. Depends on client - * also supporting DRM_CLIENT_CAP_ATOMIC + * writing back to memory the scene setup in the commit. The client must enable + * &DRM_CLIENT_CAP_ATOMIC first. + * + * This capability is always supported for atomic-capable drivers starting from + * kernel version 4.19. */ #define DRM_CLIENT_CAP_WRITEBACK_CONNECTORS 5 diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index f76de49c768f..f7156322aba5 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -168,6 +168,13 @@ extern "C" { #define DRM_FORMAT_RGBA1010102 fourcc_code('R', 'A', '3', '0') /* [31:0] R:G:B:A 10:10:10:2 little endian */ #define DRM_FORMAT_BGRA1010102 fourcc_code('B', 'A', '3', '0') /* [31:0] B:G:R:A 10:10:10:2 little endian */ +/* 64 bpp RGB */ +#define DRM_FORMAT_XRGB16161616 fourcc_code('X', 'R', '4', '8') /* [63:0] x:R:G:B 16:16:16:16 little endian */ +#define DRM_FORMAT_XBGR16161616 fourcc_code('X', 'B', '4', '8') /* [63:0] x:B:G:R 16:16:16:16 little endian */ + +#define DRM_FORMAT_ARGB16161616 fourcc_code('A', 'R', '4', '8') /* [63:0] A:R:G:B 16:16:16:16 little endian */ +#define DRM_FORMAT_ABGR16161616 fourcc_code('A', 'B', '4', '8') /* [63:0] A:B:G:R 16:16:16:16 little endian */ + /* * Floating point 64bpp RGB * IEEE 754-2008 binary16 half-precision float diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h index a5e76aa06ad5..9b6722d45f36 100644 --- a/include/uapi/drm/drm_mode.h +++ b/include/uapi/drm/drm_mode.h @@ -413,9 +413,10 @@ enum drm_mode_subconnector { * * **Force-probing a connector** * - * If the @count_modes field is set to zero, the kernel will perform a forced - * probe on the connector to refresh the connector status, modes and EDID. - * A forced-probe can be slow, might cause flickering and the ioctl will block. + * If the @count_modes field is set to zero and the DRM client is the current + * DRM master, the kernel will perform a forced probe on the connector to + * refresh the connector status, modes and EDID. A forced-probe can be slow, + * might cause flickering and the ioctl will block. * * User-space needs to force-probe connectors to ensure their metadata is * up-to-date at startup and after receiving a hot-plug event. User-space diff --git a/include/uapi/drm/etnaviv_drm.h b/include/uapi/drm/etnaviv_drm.h index 09d0df8b71c5..af024d90453d 100644 --- a/include/uapi/drm/etnaviv_drm.h +++ b/include/uapi/drm/etnaviv_drm.h @@ -74,6 +74,9 @@ struct drm_etnaviv_timespec { #define ETNAVIV_PARAM_GPU_NUM_CONSTANTS 0x19 #define ETNAVIV_PARAM_GPU_NUM_VARYINGS 0x1a #define ETNAVIV_PARAM_SOFTPIN_START_ADDR 0x1b +#define ETNAVIV_PARAM_GPU_PRODUCT_ID 0x1c +#define ETNAVIV_PARAM_GPU_CUSTOMER_ID 0x1d +#define ETNAVIV_PARAM_GPU_ECO_ID 0x1e #define ETNA_MAX_PIPES 4 diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index ddc47bbf48b6..c2c7759b7d2e 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -62,8 +62,8 @@ extern "C" { #define I915_ERROR_UEVENT "ERROR" #define I915_RESET_UEVENT "RESET" -/* - * i915_user_extension: Base class for defining a chain of extensions +/** + * struct i915_user_extension - Base class for defining a chain of extensions * * Many interfaces need to grow over time. In most cases we can simply * extend the struct and have userspace pass in more data. Another option, @@ -76,12 +76,58 @@ extern "C" { * increasing complexity, and for large parts of that interface to be * entirely optional. The downside is more pointer chasing; chasing across * the __user boundary with pointers encapsulated inside u64. + * + * Example chaining: + * + * .. code-block:: C + * + * struct i915_user_extension ext3 { + * .next_extension = 0, // end + * .name = ..., + * }; + * struct i915_user_extension ext2 { + * .next_extension = (uintptr_t)&ext3, + * .name = ..., + * }; + * struct i915_user_extension ext1 { + * .next_extension = (uintptr_t)&ext2, + * .name = ..., + * }; + * + * Typically the struct i915_user_extension would be embedded in some uAPI + * struct, and in this case we would feed it the head of the chain(i.e ext1), + * which would then apply all of the above extensions. + * */ struct i915_user_extension { + /** + * @next_extension: + * + * Pointer to the next struct i915_user_extension, or zero if the end. + */ __u64 next_extension; + /** + * @name: Name of the extension. + * + * Note that the name here is just some integer. + * + * Also note that the name space for this is not global for the whole + * driver, but rather its scope/meaning is limited to the specific piece + * of uAPI which has embedded the struct i915_user_extension. + */ __u32 name; - __u32 flags; /* All undefined bits must be zero. */ - __u32 rsvd[4]; /* Reserved for future use; must be zero. */ + /** + * @flags: MBZ + * + * All undefined bits must be zero. + */ + __u32 flags; + /** + * @rsvd: MBZ + * + * Reserved for future use; must be zero. + */ + __u32 rsvd[4]; }; /* @@ -360,6 +406,7 @@ typedef struct _drm_i915_sarea { #define DRM_I915_QUERY 0x39 #define DRM_I915_GEM_VM_CREATE 0x3a #define DRM_I915_GEM_VM_DESTROY 0x3b +#define DRM_I915_GEM_CREATE_EXT 0x3c /* Must be kept compact -- no holes */ #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) @@ -392,6 +439,7 @@ typedef struct _drm_i915_sarea { #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT) #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT) #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create) +#define DRM_IOCTL_I915_GEM_CREATE_EXT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE_EXT, struct drm_i915_gem_create_ext) #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) @@ -1054,12 +1102,12 @@ struct drm_i915_gem_exec_fence { __u32 flags; }; -/** +/* * See drm_i915_gem_execbuffer_ext_timeline_fences. */ #define DRM_I915_GEM_EXECBUFFER_EXT_TIMELINE_FENCES 0 -/** +/* * This structure describes an array of drm_syncobj and associated points for * timeline variants of drm_syncobj. It is invalid to append this structure to * the execbuf if I915_EXEC_FENCE_ARRAY is set. @@ -1700,7 +1748,7 @@ struct drm_i915_gem_context_param { __u64 value; }; -/** +/* * Context SSEU programming * * It may be necessary for either functional or performance reason to configure @@ -2067,7 +2115,7 @@ struct drm_i915_perf_open_param { __u64 properties_ptr; }; -/** +/* * Enable data capture for a stream that was either opened in a disabled state * via I915_PERF_FLAG_DISABLED or was later disabled via * I915_PERF_IOCTL_DISABLE. @@ -2081,7 +2129,7 @@ struct drm_i915_perf_open_param { */ #define I915_PERF_IOCTL_ENABLE _IO('i', 0x0) -/** +/* * Disable data capture for a stream. * * It is an error to try and read a stream that is disabled. @@ -2090,7 +2138,7 @@ struct drm_i915_perf_open_param { */ #define I915_PERF_IOCTL_DISABLE _IO('i', 0x1) -/** +/* * Change metrics_set captured by a stream. * * If the stream is bound to a specific context, the configuration change @@ -2103,7 +2151,7 @@ struct drm_i915_perf_open_param { */ #define I915_PERF_IOCTL_CONFIG _IO('i', 0x2) -/** +/* * Common to all i915 perf records */ struct drm_i915_perf_record_header { @@ -2151,7 +2199,7 @@ enum drm_i915_perf_record_type { DRM_I915_PERF_RECORD_MAX /* non-ABI */ }; -/** +/* * Structure to upload perf dynamic configuration into the kernel. */ struct drm_i915_perf_oa_config { @@ -2172,53 +2220,95 @@ struct drm_i915_perf_oa_config { __u64 flex_regs_ptr; }; +/** + * struct drm_i915_query_item - An individual query for the kernel to process. + * + * The behaviour is determined by the @query_id. Note that exactly what + * @data_ptr is also depends on the specific @query_id. + */ struct drm_i915_query_item { + /** @query_id: The id for this query */ __u64 query_id; #define DRM_I915_QUERY_TOPOLOGY_INFO 1 #define DRM_I915_QUERY_ENGINE_INFO 2 #define DRM_I915_QUERY_PERF_CONFIG 3 +#define DRM_I915_QUERY_MEMORY_REGIONS 4 /* Must be kept compact -- no holes and well documented */ - /* + /** + * @length: + * * When set to zero by userspace, this is filled with the size of the - * data to be written at the data_ptr pointer. The kernel sets this + * data to be written at the @data_ptr pointer. The kernel sets this * value to a negative value to signal an error on a particular query * item. */ __s32 length; - /* + /** + * @flags: + * * When query_id == DRM_I915_QUERY_TOPOLOGY_INFO, must be 0. * * When query_id == DRM_I915_QUERY_PERF_CONFIG, must be one of the - * following : - * - DRM_I915_QUERY_PERF_CONFIG_LIST - * - DRM_I915_QUERY_PERF_CONFIG_DATA_FOR_UUID - * - DRM_I915_QUERY_PERF_CONFIG_FOR_UUID + * following: + * + * - DRM_I915_QUERY_PERF_CONFIG_LIST + * - DRM_I915_QUERY_PERF_CONFIG_DATA_FOR_UUID + * - DRM_I915_QUERY_PERF_CONFIG_FOR_UUID */ __u32 flags; #define DRM_I915_QUERY_PERF_CONFIG_LIST 1 #define DRM_I915_QUERY_PERF_CONFIG_DATA_FOR_UUID 2 #define DRM_I915_QUERY_PERF_CONFIG_DATA_FOR_ID 3 - /* - * Data will be written at the location pointed by data_ptr when the - * value of length matches the length of the data to be written by the + /** + * @data_ptr: + * + * Data will be written at the location pointed by @data_ptr when the + * value of @length matches the length of the data to be written by the * kernel. */ __u64 data_ptr; }; +/** + * struct drm_i915_query - Supply an array of struct drm_i915_query_item for the + * kernel to fill out. + * + * Note that this is generally a two step process for each struct + * drm_i915_query_item in the array: + * + * 1. Call the DRM_IOCTL_I915_QUERY, giving it our array of struct + * drm_i915_query_item, with &drm_i915_query_item.length set to zero. The + * kernel will then fill in the size, in bytes, which tells userspace how + * memory it needs to allocate for the blob(say for an array of properties). + * + * 2. Next we call DRM_IOCTL_I915_QUERY again, this time with the + * &drm_i915_query_item.data_ptr equal to our newly allocated blob. Note that + * the &drm_i915_query_item.length should still be the same as what the + * kernel previously set. At this point the kernel can fill in the blob. + * + * Note that for some query items it can make sense for userspace to just pass + * in a buffer/blob equal to or larger than the required size. In this case only + * a single ioctl call is needed. For some smaller query items this can work + * quite well. + * + */ struct drm_i915_query { + /** @num_items: The number of elements in the @items_ptr array */ __u32 num_items; - /* - * Unused for now. Must be cleared to zero. + /** + * @flags: Unused for now. Must be cleared to zero. */ __u32 flags; - /* - * This points to an array of num_items drm_i915_query_item structures. + /** + * @items_ptr: + * + * Pointer to an array of struct drm_i915_query_item. The number of + * array elements is @num_items. */ __u64 items_ptr; }; @@ -2292,21 +2382,21 @@ struct drm_i915_query_topology_info { * Describes one engine and it's capabilities as known to the driver. */ struct drm_i915_engine_info { - /** Engine class and instance. */ + /** @engine: Engine class and instance. */ struct i915_engine_class_instance engine; - /** Reserved field. */ + /** @rsvd0: Reserved field. */ __u32 rsvd0; - /** Engine flags. */ + /** @flags: Engine flags. */ __u64 flags; - /** Capabilities of this engine. */ + /** @capabilities: Capabilities of this engine. */ __u64 capabilities; #define I915_VIDEO_CLASS_CAPABILITY_HEVC (1 << 0) #define I915_VIDEO_AND_ENHANCE_CLASS_CAPABILITY_SFC (1 << 1) - /** Reserved fields. */ + /** @rsvd1: Reserved fields. */ __u64 rsvd1[4]; }; @@ -2317,13 +2407,13 @@ struct drm_i915_engine_info { * an array of struct drm_i915_engine_info structures. */ struct drm_i915_query_engine_info { - /** Number of struct drm_i915_engine_info structs following. */ + /** @num_engines: Number of struct drm_i915_engine_info structs following. */ __u32 num_engines; - /** MBZ */ + /** @rsvd: MBZ */ __u32 rsvd[3]; - /** Marker for drm_i915_engine_info structures. */ + /** @engines: Marker for drm_i915_engine_info structures. */ struct drm_i915_engine_info engines[]; }; @@ -2377,6 +2467,241 @@ struct drm_i915_query_perf_config { __u8 data[]; }; +/** + * enum drm_i915_gem_memory_class - Supported memory classes + */ +enum drm_i915_gem_memory_class { + /** @I915_MEMORY_CLASS_SYSTEM: System memory */ + I915_MEMORY_CLASS_SYSTEM = 0, + /** @I915_MEMORY_CLASS_DEVICE: Device local-memory */ + I915_MEMORY_CLASS_DEVICE, +}; + +/** + * struct drm_i915_gem_memory_class_instance - Identify particular memory region + */ +struct drm_i915_gem_memory_class_instance { + /** @memory_class: See enum drm_i915_gem_memory_class */ + __u16 memory_class; + + /** @memory_instance: Which instance */ + __u16 memory_instance; +}; + +/** + * struct drm_i915_memory_region_info - Describes one region as known to the + * driver. + * + * Note that we reserve some stuff here for potential future work. As an example + * we might want expose the capabilities for a given region, which could include + * things like if the region is CPU mappable/accessible, what are the supported + * mapping types etc. + * + * Note that to extend struct drm_i915_memory_region_info and struct + * drm_i915_query_memory_regions in the future the plan is to do the following: + * + * .. code-block:: C + * + * struct drm_i915_memory_region_info { + * struct drm_i915_gem_memory_class_instance region; + * union { + * __u32 rsvd0; + * __u32 new_thing1; + * }; + * ... + * union { + * __u64 rsvd1[8]; + * struct { + * __u64 new_thing2; + * __u64 new_thing3; + * ... + * }; + * }; + * }; + * + * With this things should remain source compatible between versions for + * userspace, even as we add new fields. + * + * Note this is using both struct drm_i915_query_item and struct drm_i915_query. + * For this new query we are adding the new query id DRM_I915_QUERY_MEMORY_REGIONS + * at &drm_i915_query_item.query_id. + */ +struct drm_i915_memory_region_info { + /** @region: The class:instance pair encoding */ + struct drm_i915_gem_memory_class_instance region; + + /** @rsvd0: MBZ */ + __u32 rsvd0; + + /** @probed_size: Memory probed by the driver (-1 = unknown) */ + __u64 probed_size; + + /** @unallocated_size: Estimate of memory remaining (-1 = unknown) */ + __u64 unallocated_size; + + /** @rsvd1: MBZ */ + __u64 rsvd1[8]; +}; + +/** + * struct drm_i915_query_memory_regions + * + * The region info query enumerates all regions known to the driver by filling + * in an array of struct drm_i915_memory_region_info structures. + * + * Example for getting the list of supported regions: + * + * .. code-block:: C + * + * struct drm_i915_query_memory_regions *info; + * struct drm_i915_query_item item = { + * .query_id = DRM_I915_QUERY_MEMORY_REGIONS; + * }; + * struct drm_i915_query query = { + * .num_items = 1, + * .items_ptr = (uintptr_t)&item, + * }; + * int err, i; + * + * // First query the size of the blob we need, this needs to be large + * // enough to hold our array of regions. The kernel will fill out the + * // item.length for us, which is the number of bytes we need. + * err = ioctl(fd, DRM_IOCTL_I915_QUERY, &query); + * if (err) ... + * + * info = calloc(1, item.length); + * // Now that we allocated the required number of bytes, we call the ioctl + * // again, this time with the data_ptr pointing to our newly allocated + * // blob, which the kernel can then populate with the all the region info. + * item.data_ptr = (uintptr_t)&info, + * + * err = ioctl(fd, DRM_IOCTL_I915_QUERY, &query); + * if (err) ... + * + * // We can now access each region in the array + * for (i = 0; i < info->num_regions; i++) { + * struct drm_i915_memory_region_info mr = info->regions[i]; + * u16 class = mr.region.class; + * u16 instance = mr.region.instance; + * + * .... + * } + * + * free(info); + */ +struct drm_i915_query_memory_regions { + /** @num_regions: Number of supported regions */ + __u32 num_regions; + + /** @rsvd: MBZ */ + __u32 rsvd[3]; + + /** @regions: Info about each supported region */ + struct drm_i915_memory_region_info regions[]; +}; + +/** + * struct drm_i915_gem_create_ext - Existing gem_create behaviour, with added + * extension support using struct i915_user_extension. + * + * Note that in the future we want to have our buffer flags here, at least for + * the stuff that is immutable. Previously we would have two ioctls, one to + * create the object with gem_create, and another to apply various parameters, + * however this creates some ambiguity for the params which are considered + * immutable. Also in general we're phasing out the various SET/GET ioctls. + */ +struct drm_i915_gem_create_ext { + /** + * @size: Requested size for the object. + * + * The (page-aligned) allocated size for the object will be returned. + * + * Note that for some devices we have might have further minimum + * page-size restrictions(larger than 4K), like for device local-memory. + * However in general the final size here should always reflect any + * rounding up, if for example using the I915_GEM_CREATE_EXT_MEMORY_REGIONS + * extension to place the object in device local-memory. + */ + __u64 size; + /** + * @handle: Returned handle for the object. + * + * Object handles are nonzero. + */ + __u32 handle; + /** @flags: MBZ */ + __u32 flags; + /** + * @extensions: The chain of extensions to apply to this object. + * + * This will be useful in the future when we need to support several + * different extensions, and we need to apply more than one when + * creating the object. See struct i915_user_extension. + * + * If we don't supply any extensions then we get the same old gem_create + * behaviour. + * + * For I915_GEM_CREATE_EXT_MEMORY_REGIONS usage see + * struct drm_i915_gem_create_ext_memory_regions. + */ +#define I915_GEM_CREATE_EXT_MEMORY_REGIONS 0 + __u64 extensions; +}; + +/** + * struct drm_i915_gem_create_ext_memory_regions - The + * I915_GEM_CREATE_EXT_MEMORY_REGIONS extension. + * + * Set the object with the desired set of placements/regions in priority + * order. Each entry must be unique and supported by the device. + * + * This is provided as an array of struct drm_i915_gem_memory_class_instance, or + * an equivalent layout of class:instance pair encodings. See struct + * drm_i915_query_memory_regions and DRM_I915_QUERY_MEMORY_REGIONS for how to + * query the supported regions for a device. + * + * As an example, on discrete devices, if we wish to set the placement as + * device local-memory we can do something like: + * + * .. code-block:: C + * + * struct drm_i915_gem_memory_class_instance region_lmem = { + * .memory_class = I915_MEMORY_CLASS_DEVICE, + * .memory_instance = 0, + * }; + * struct drm_i915_gem_create_ext_memory_regions regions = { + * .base = { .name = I915_GEM_CREATE_EXT_MEMORY_REGIONS }, + * .regions = (uintptr_t)®ion_lmem, + * .num_regions = 1, + * }; + * struct drm_i915_gem_create_ext create_ext = { + * .size = 16 * PAGE_SIZE, + * .extensions = (uintptr_t)®ions, + * }; + * + * int err = ioctl(fd, DRM_IOCTL_I915_GEM_CREATE_EXT, &create_ext); + * if (err) ... + * + * At which point we get the object handle in &drm_i915_gem_create_ext.handle, + * along with the final object size in &drm_i915_gem_create_ext.size, which + * should account for any rounding up, if required. + */ +struct drm_i915_gem_create_ext_memory_regions { + /** @base: Extension link. See struct i915_user_extension. */ + struct i915_user_extension base; + + /** @pad: MBZ */ + __u32 pad; + /** @num_regions: Number of elements in the @regions array. */ + __u32 num_regions; + /** + * @regions: The regions/placements array. + * + * An array of struct drm_i915_gem_memory_class_instance. + */ + __u64 regions; +}; + #if defined(__cplusplus) } #endif diff --git a/include/uapi/drm/msm_drm.h b/include/uapi/drm/msm_drm.h index 5596d7c37f9e..f075851021c3 100644 --- a/include/uapi/drm/msm_drm.h +++ b/include/uapi/drm/msm_drm.h @@ -94,13 +94,12 @@ struct drm_msm_param { /* cache modes */ #define MSM_BO_CACHED 0x00010000 #define MSM_BO_WC 0x00020000 -#define MSM_BO_UNCACHED 0x00040000 +#define MSM_BO_UNCACHED 0x00040000 /* deprecated, use MSM_BO_WC */ +#define MSM_BO_CACHED_COHERENT 0x080000 #define MSM_BO_FLAGS (MSM_BO_SCANOUT | \ MSM_BO_GPU_READONLY | \ - MSM_BO_CACHED | \ - MSM_BO_WC | \ - MSM_BO_UNCACHED) + MSM_BO_CACHE_MASK) struct drm_msm_gem_new { __u64 size; /* in */ diff --git a/include/uapi/drm/panfrost_drm.h b/include/uapi/drm/panfrost_drm.h index ec19db1eead8..061e700dd06c 100644 --- a/include/uapi/drm/panfrost_drm.h +++ b/include/uapi/drm/panfrost_drm.h @@ -171,6 +171,7 @@ enum drm_panfrost_param { DRM_PANFROST_PARAM_JS_FEATURES15, DRM_PANFROST_PARAM_NR_CORE_GROUPS, DRM_PANFROST_PARAM_THREAD_TLS_ALLOC, + DRM_PANFROST_PARAM_AFBC_FEATURES, }; struct drm_panfrost_get_param { diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index bf5e7d7846dd..3cb5b5dd9f77 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -30,9 +30,10 @@ * - 1.1 - initial version * - 1.3 - Add SMI events support * - 1.4 - Indicate new SRAM EDC bit in device properties + * - 1.5 - Add SVM API */ #define KFD_IOCTL_MAJOR_VERSION 1 -#define KFD_IOCTL_MINOR_VERSION 4 +#define KFD_IOCTL_MINOR_VERSION 5 struct kfd_ioctl_get_version_args { __u32 major_version; /* from KFD */ @@ -473,6 +474,167 @@ enum kfd_mmio_remap { KFD_MMIO_REMAP_HDP_REG_FLUSH_CNTL = 4, }; +/* Guarantee host access to memory */ +#define KFD_IOCTL_SVM_FLAG_HOST_ACCESS 0x00000001 +/* Fine grained coherency between all devices with access */ +#define KFD_IOCTL_SVM_FLAG_COHERENT 0x00000002 +/* Use any GPU in same hive as preferred device */ +#define KFD_IOCTL_SVM_FLAG_HIVE_LOCAL 0x00000004 +/* GPUs only read, allows replication */ +#define KFD_IOCTL_SVM_FLAG_GPU_RO 0x00000008 +/* Allow execution on GPU */ +#define KFD_IOCTL_SVM_FLAG_GPU_EXEC 0x00000010 +/* GPUs mostly read, may allow similar optimizations as RO, but writes fault */ +#define KFD_IOCTL_SVM_FLAG_GPU_READ_MOSTLY 0x00000020 + +/** + * kfd_ioctl_svm_op - SVM ioctl operations + * + * @KFD_IOCTL_SVM_OP_SET_ATTR: Modify one or more attributes + * @KFD_IOCTL_SVM_OP_GET_ATTR: Query one or more attributes + */ +enum kfd_ioctl_svm_op { + KFD_IOCTL_SVM_OP_SET_ATTR, + KFD_IOCTL_SVM_OP_GET_ATTR +}; + +/** kfd_ioctl_svm_location - Enum for preferred and prefetch locations + * + * GPU IDs are used to specify GPUs as preferred and prefetch locations. + * Below definitions are used for system memory or for leaving the preferred + * location unspecified. + */ +enum kfd_ioctl_svm_location { + KFD_IOCTL_SVM_LOCATION_SYSMEM = 0, + KFD_IOCTL_SVM_LOCATION_UNDEFINED = 0xffffffff +}; + +/** + * kfd_ioctl_svm_attr_type - SVM attribute types + * + * @KFD_IOCTL_SVM_ATTR_PREFERRED_LOC: gpuid of the preferred location, 0 for + * system memory + * @KFD_IOCTL_SVM_ATTR_PREFETCH_LOC: gpuid of the prefetch location, 0 for + * system memory. Setting this triggers an + * immediate prefetch (migration). + * @KFD_IOCTL_SVM_ATTR_ACCESS: + * @KFD_IOCTL_SVM_ATTR_ACCESS_IN_PLACE: + * @KFD_IOCTL_SVM_ATTR_NO_ACCESS: specify memory access for the gpuid given + * by the attribute value + * @KFD_IOCTL_SVM_ATTR_SET_FLAGS: bitmask of flags to set (see + * KFD_IOCTL_SVM_FLAG_...) + * @KFD_IOCTL_SVM_ATTR_CLR_FLAGS: bitmask of flags to clear + * @KFD_IOCTL_SVM_ATTR_GRANULARITY: migration granularity + * (log2 num pages) + */ +enum kfd_ioctl_svm_attr_type { + KFD_IOCTL_SVM_ATTR_PREFERRED_LOC, + KFD_IOCTL_SVM_ATTR_PREFETCH_LOC, + KFD_IOCTL_SVM_ATTR_ACCESS, + KFD_IOCTL_SVM_ATTR_ACCESS_IN_PLACE, + KFD_IOCTL_SVM_ATTR_NO_ACCESS, + KFD_IOCTL_SVM_ATTR_SET_FLAGS, + KFD_IOCTL_SVM_ATTR_CLR_FLAGS, + KFD_IOCTL_SVM_ATTR_GRANULARITY +}; + +/** + * kfd_ioctl_svm_attribute - Attributes as pairs of type and value + * + * The meaning of the @value depends on the attribute type. + * + * @type: attribute type (see enum @kfd_ioctl_svm_attr_type) + * @value: attribute value + */ +struct kfd_ioctl_svm_attribute { + __u32 type; + __u32 value; +}; + +/** + * kfd_ioctl_svm_args - Arguments for SVM ioctl + * + * @op specifies the operation to perform (see enum + * @kfd_ioctl_svm_op). @start_addr and @size are common for all + * operations. + * + * A variable number of attributes can be given in @attrs. + * @nattr specifies the number of attributes. New attributes can be + * added in the future without breaking the ABI. If unknown attributes + * are given, the function returns -EINVAL. + * + * @KFD_IOCTL_SVM_OP_SET_ATTR sets attributes for a virtual address + * range. It may overlap existing virtual address ranges. If it does, + * the existing ranges will be split such that the attribute changes + * only apply to the specified address range. + * + * @KFD_IOCTL_SVM_OP_GET_ATTR returns the intersection of attributes + * over all memory in the given range and returns the result as the + * attribute value. If different pages have different preferred or + * prefetch locations, 0xffffffff will be returned for + * @KFD_IOCTL_SVM_ATTR_PREFERRED_LOC or + * @KFD_IOCTL_SVM_ATTR_PREFETCH_LOC resepctively. For + * @KFD_IOCTL_SVM_ATTR_SET_FLAGS, flags of all pages will be + * aggregated by bitwise AND. The minimum migration granularity + * throughout the range will be returned for + * @KFD_IOCTL_SVM_ATTR_GRANULARITY. + * + * Querying of accessibility attributes works by initializing the + * attribute type to @KFD_IOCTL_SVM_ATTR_ACCESS and the value to the + * GPUID being queried. Multiple attributes can be given to allow + * querying multiple GPUIDs. The ioctl function overwrites the + * attribute type to indicate the access for the specified GPU. + * + * @KFD_IOCTL_SVM_ATTR_CLR_FLAGS is invalid for + * @KFD_IOCTL_SVM_OP_GET_ATTR. + */ +struct kfd_ioctl_svm_args { + __u64 start_addr; + __u64 size; + __u32 op; + __u32 nattr; + /* Variable length array of attributes */ + struct kfd_ioctl_svm_attribute attrs[0]; +}; + +/** + * kfd_ioctl_set_xnack_mode_args - Arguments for set_xnack_mode + * + * @xnack_enabled: [in/out] Whether to enable XNACK mode for this process + * + * @xnack_enabled indicates whether recoverable page faults should be + * enabled for the current process. 0 means disabled, positive means + * enabled, negative means leave unchanged. If enabled, virtual address + * translations on GFXv9 and later AMD GPUs can return XNACK and retry + * the access until a valid PTE is available. This is used to implement + * device page faults. + * + * On output, @xnack_enabled returns the (new) current mode (0 or + * positive). Therefore, a negative input value can be used to query + * the current mode without changing it. + * + * The XNACK mode fundamentally changes the way SVM managed memory works + * in the driver, with subtle effects on application performance and + * functionality. + * + * Enabling XNACK mode requires shader programs to be compiled + * differently. Furthermore, not all GPUs support changing the mode + * per-process. Therefore changing the mode is only allowed while no + * user mode queues exist in the process. This ensure that no shader + * code is running that may be compiled for the wrong mode. And GPUs + * that cannot change to the requested mode will prevent the XNACK + * mode from occurring. All GPUs used by the process must be in the + * same XNACK mode. + * + * GFXv8 or older GPUs do not support 48 bit virtual addresses or SVM. + * Therefore those GPUs are not considered for the XNACK mode switch. + * + * Return: 0 on success, -errno on failure + */ +struct kfd_ioctl_set_xnack_mode_args { + __s32 xnack_enabled; +}; + #define AMDKFD_IOCTL_BASE 'K' #define AMDKFD_IO(nr) _IO(AMDKFD_IOCTL_BASE, nr) #define AMDKFD_IOR(nr, type) _IOR(AMDKFD_IOCTL_BASE, nr, type) @@ -573,7 +735,12 @@ enum kfd_mmio_remap { #define AMDKFD_IOC_SMI_EVENTS \ AMDKFD_IOWR(0x1F, struct kfd_ioctl_smi_events_args) +#define AMDKFD_IOC_SVM AMDKFD_IOWR(0x20, struct kfd_ioctl_svm_args) + +#define AMDKFD_IOC_SET_XNACK_MODE \ + AMDKFD_IOWR(0x21, struct kfd_ioctl_set_xnack_mode_args) + #define AMDKFD_COMMAND_START 0x01 -#define AMDKFD_COMMAND_END 0x20 +#define AMDKFD_COMMAND_END 0x22 #endif diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index d1b3889f74d8..c422a403c099 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -17,6 +17,7 @@ #include <linux/bitmap.h> #include <linux/fb.h> #include <linux/of.h> +#include <drm/drm_color_mgmt.h> #include <media/v4l2-mediabus.h> #include <video/videomode.h> @@ -330,6 +331,7 @@ int ipu_dp_enable_channel(struct ipu_dp *dp); void ipu_dp_disable_channel(struct ipu_dp *dp, bool sync); void ipu_dp_disable(struct ipu_soc *ipu); int ipu_dp_setup_channel(struct ipu_dp *dp, + enum drm_color_encoding ycbcr_enc, enum drm_color_range range, enum ipu_color_space in, enum ipu_color_space out); int ipu_dp_set_window_pos(struct ipu_dp *, u16 x_pos, u16 y_pos); int ipu_dp_set_global_alpha(struct ipu_dp *dp, bool enable, u8 alpha, |