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authorLinus Torvalds <torvalds@linux-foundation.org>2012-05-22 16:34:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-22 16:34:21 -0700
commitfb09bafda67041b74a668dc9d77735e36bd33d3b (patch)
tree2dd32b65062a95045468fdcab366ecdb8e4fcac6 /include/linux/vme.h
parent94b5aff4c6f72fee6b0f49d49e4fa8b204e8ded9 (diff)
parentc3c6cc91b0ae7b3d598488ad0b593bafba4a0817 (diff)
Merge tag 'staging-3.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging tree changes from Greg Kroah-Hartman: "Here is the big staging tree pull request for the 3.5-rc1 merge window. Loads of changes here, and we just narrowly added more lines than we added: 622 files changed, 28356 insertions(+), 26059 deletions(-) But, good news is that there is a number of subsystems that moved out of the staging tree, to their respective "real" portions of the kernel. Code that moved out was: - iio core code - mei driver - vme core and bridge drivers There was one broken network driver that moved into staging as a step before it is removed from the tree (pc300), and there was a few new drivers added to the tree: - new iio drivers - gdm72xx wimax USB driver - ipack subsystem and 2 drivers All of the movements around have acks from the various subsystem maintainers, and all of this has been in the linux-next tree for a while. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>" Fixed up various trivial conflicts, along with a non-trivial one found in -next and pointed out by Olof Johanssen: a clean - but incorrect - merge of the arch/arm/boot/dts/at91sam9g20.dtsi file. Fix up manually as per Stephen Rothwell. * tag 'staging-3.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (536 commits) Staging: bcm: Remove two unused variables from Adapter.h Staging: bcm: Removes the volatile type definition from Adapter.h Staging: bcm: Rename all "INT" to "int" in Adapter.h Staging: bcm: Fix warning: __packed vs. __attribute__((packed)) in Adapter.h Staging: bcm: Correctly format all comments in Adapter.h Staging: bcm: Fix all whitespace issues in Adapter.h Staging: bcm: Properly format braces in Adapter.h Staging: ipack/bridges/tpci200: remove unneeded casts Staging: ipack/bridges/tpci200: remove TPCI200_SHORTNAME constant Staging: ipack: remove board_name and bus_name fields from struct ipack_device Staging: ipack: improve the register of a bus and a device in the bus. staging: comedi: cleanup all the comedi_driver 'detach' functions staging: comedi: remove all 'default N' in Kconfig staging: line6/config.h: Delete unused header staging: gdm72xx depends on NET staging: gdm72xx: Set up parent link in sysfs for gdm72xx devices staging: drm/omap: initial dmabuf/prime import support staging: drm/omap: dmabuf/prime mmap support pstore/ram: Add ECC support pstore/ram: Switch to persistent_ram routines ...
Diffstat (limited to 'include/linux/vme.h')
-rw-r--r--include/linux/vme.h174
1 files changed, 174 insertions, 0 deletions
diff --git a/include/linux/vme.h b/include/linux/vme.h
new file mode 100644
index 000000000000..c9d65bf14cec
--- /dev/null
+++ b/include/linux/vme.h
@@ -0,0 +1,174 @@
+#ifndef _VME_H_
+#define _VME_H_
+
+/* Resource Type */
+enum vme_resource_type {
+ VME_MASTER,
+ VME_SLAVE,
+ VME_DMA,
+ VME_LM
+};
+
+/* VME Address Spaces */
+#define VME_A16 0x1
+#define VME_A24 0x2
+#define VME_A32 0x4
+#define VME_A64 0x8
+#define VME_CRCSR 0x10
+#define VME_USER1 0x20
+#define VME_USER2 0x40
+#define VME_USER3 0x80
+#define VME_USER4 0x100
+
+#define VME_A16_MAX 0x10000ULL
+#define VME_A24_MAX 0x1000000ULL
+#define VME_A32_MAX 0x100000000ULL
+#define VME_A64_MAX 0x10000000000000000ULL
+#define VME_CRCSR_MAX 0x1000000ULL
+
+
+/* VME Cycle Types */
+#define VME_SCT 0x1
+#define VME_BLT 0x2
+#define VME_MBLT 0x4
+#define VME_2eVME 0x8
+#define VME_2eSST 0x10
+#define VME_2eSSTB 0x20
+
+#define VME_2eSST160 0x100
+#define VME_2eSST267 0x200
+#define VME_2eSST320 0x400
+
+#define VME_SUPER 0x1000
+#define VME_USER 0x2000
+#define VME_PROG 0x4000
+#define VME_DATA 0x8000
+
+/* VME Data Widths */
+#define VME_D8 0x1
+#define VME_D16 0x2
+#define VME_D32 0x4
+#define VME_D64 0x8
+
+/* Arbitration Scheduling Modes */
+#define VME_R_ROBIN_MODE 0x1
+#define VME_PRIORITY_MODE 0x2
+
+#define VME_DMA_PATTERN (1<<0)
+#define VME_DMA_PCI (1<<1)
+#define VME_DMA_VME (1<<2)
+
+#define VME_DMA_PATTERN_BYTE (1<<0)
+#define VME_DMA_PATTERN_WORD (1<<1)
+#define VME_DMA_PATTERN_INCREMENT (1<<2)
+
+#define VME_DMA_VME_TO_MEM (1<<0)
+#define VME_DMA_MEM_TO_VME (1<<1)
+#define VME_DMA_VME_TO_VME (1<<2)
+#define VME_DMA_MEM_TO_MEM (1<<3)
+#define VME_DMA_PATTERN_TO_VME (1<<4)
+#define VME_DMA_PATTERN_TO_MEM (1<<5)
+
+struct vme_dma_attr {
+ u32 type;
+ void *private;
+};
+
+struct vme_resource {
+ enum vme_resource_type type;
+ struct list_head *entry;
+};
+
+extern struct bus_type vme_bus_type;
+
+/* VME_MAX_BRIDGES comes from the type of vme_bus_numbers */
+#define VME_MAX_BRIDGES (sizeof(unsigned int)*8)
+#define VME_MAX_SLOTS 32
+
+#define VME_SLOT_CURRENT -1
+#define VME_SLOT_ALL -2
+
+/**
+ * Structure representing a VME device
+ * @num: The device number
+ * @bridge: Pointer to the bridge device this device is on
+ * @dev: Internal device structure
+ * @drv_list: List of devices (per driver)
+ * @bridge_list: List of devices (per bridge)
+ */
+struct vme_dev {
+ int num;
+ struct vme_bridge *bridge;
+ struct device dev;
+ struct list_head drv_list;
+ struct list_head bridge_list;
+};
+
+struct vme_driver {
+ struct list_head node;
+ const char *name;
+ int (*match)(struct vme_dev *);
+ int (*probe)(struct vme_dev *);
+ int (*remove)(struct vme_dev *);
+ void (*shutdown)(void);
+ struct device_driver driver;
+ struct list_head devices;
+};
+
+void *vme_alloc_consistent(struct vme_resource *, size_t, dma_addr_t *);
+void vme_free_consistent(struct vme_resource *, size_t, void *,
+ dma_addr_t);
+
+size_t vme_get_size(struct vme_resource *);
+
+struct vme_resource *vme_slave_request(struct vme_dev *, u32, u32);
+int vme_slave_set(struct vme_resource *, int, unsigned long long,
+ unsigned long long, dma_addr_t, u32, u32);
+int vme_slave_get(struct vme_resource *, int *, unsigned long long *,
+ unsigned long long *, dma_addr_t *, u32 *, u32 *);
+void vme_slave_free(struct vme_resource *);
+
+struct vme_resource *vme_master_request(struct vme_dev *, u32, u32, u32);
+int vme_master_set(struct vme_resource *, int, unsigned long long,
+ unsigned long long, u32, u32, u32);
+int vme_master_get(struct vme_resource *, int *, unsigned long long *,
+ unsigned long long *, u32 *, u32 *, u32 *);
+ssize_t vme_master_read(struct vme_resource *, void *, size_t, loff_t);
+ssize_t vme_master_write(struct vme_resource *, void *, size_t, loff_t);
+unsigned int vme_master_rmw(struct vme_resource *, unsigned int, unsigned int,
+ unsigned int, loff_t);
+void vme_master_free(struct vme_resource *);
+
+struct vme_resource *vme_dma_request(struct vme_dev *, u32);
+struct vme_dma_list *vme_new_dma_list(struct vme_resource *);
+struct vme_dma_attr *vme_dma_pattern_attribute(u32, u32);
+struct vme_dma_attr *vme_dma_pci_attribute(dma_addr_t);
+struct vme_dma_attr *vme_dma_vme_attribute(unsigned long long, u32, u32, u32);
+void vme_dma_free_attribute(struct vme_dma_attr *);
+int vme_dma_list_add(struct vme_dma_list *, struct vme_dma_attr *,
+ struct vme_dma_attr *, size_t);
+int vme_dma_list_exec(struct vme_dma_list *);
+int vme_dma_list_free(struct vme_dma_list *);
+int vme_dma_free(struct vme_resource *);
+
+int vme_irq_request(struct vme_dev *, int, int,
+ void (*callback)(int, int, void *), void *);
+void vme_irq_free(struct vme_dev *, int, int);
+int vme_irq_generate(struct vme_dev *, int, int);
+
+struct vme_resource *vme_lm_request(struct vme_dev *);
+int vme_lm_count(struct vme_resource *);
+int vme_lm_set(struct vme_resource *, unsigned long long, u32, u32);
+int vme_lm_get(struct vme_resource *, unsigned long long *, u32 *, u32 *);
+int vme_lm_attach(struct vme_resource *, int, void (*callback)(int));
+int vme_lm_detach(struct vme_resource *, int);
+void vme_lm_free(struct vme_resource *);
+
+int vme_slot_get(struct vme_dev *);
+
+int vme_register_driver(struct vme_driver *, unsigned int);
+void vme_unregister_driver(struct vme_driver *);
+
+
+#endif /* _VME_H_ */
+