Initial Contribution
msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142
Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/include/linux/msm_kgsl.h b/include/linux/msm_kgsl.h
new file mode 100644
index 0000000..2a38d52
--- /dev/null
+++ b/include/linux/msm_kgsl.h
@@ -0,0 +1,408 @@
+#ifndef _MSM_KGSL_H
+#define _MSM_KGSL_H
+
+#define KGSL_VERSION_MAJOR 3
+#define KGSL_VERSION_MINOR 4
+
+/*context flags */
+#define KGSL_CONTEXT_SAVE_GMEM 1
+#define KGSL_CONTEXT_NO_GMEM_ALLOC 2
+#define KGSL_CONTEXT_SUBMIT_IB_LIST 4
+#define KGSL_CONTEXT_CTX_SWITCH 8
+
+/* Memory allocayion flags */
+#define KGSL_MEMFLAGS_GPUREADONLY 0x01000000
+
+/* generic flag values */
+#define KGSL_FLAGS_NORMALMODE 0x00000000
+#define KGSL_FLAGS_SAFEMODE 0x00000001
+#define KGSL_FLAGS_INITIALIZED0 0x00000002
+#define KGSL_FLAGS_INITIALIZED 0x00000004
+#define KGSL_FLAGS_STARTED 0x00000008
+#define KGSL_FLAGS_ACTIVE 0x00000010
+#define KGSL_FLAGS_RESERVED0 0x00000020
+#define KGSL_FLAGS_RESERVED1 0x00000040
+#define KGSL_FLAGS_RESERVED2 0x00000080
+#define KGSL_FLAGS_SOFT_RESET 0x00000100
+
+#define KGSL_MAX_PWRLEVELS 5
+
+/* device id */
+enum kgsl_deviceid {
+ KGSL_DEVICE_3D0 = 0x00000000,
+ KGSL_DEVICE_2D0 = 0x00000001,
+ KGSL_DEVICE_2D1 = 0x00000002,
+ KGSL_DEVICE_MAX = 0x00000003
+};
+
+enum kgsl_user_mem_type {
+ KGSL_USER_MEM_TYPE_PMEM = 0x00000000,
+ KGSL_USER_MEM_TYPE_ASHMEM = 0x00000001,
+ KGSL_USER_MEM_TYPE_ADDR = 0x00000002
+};
+
+struct kgsl_devinfo {
+
+ unsigned int device_id;
+ /* chip revision id
+ * coreid:8 majorrev:8 minorrev:8 patch:8
+ */
+ unsigned int chip_id;
+ unsigned int mmu_enabled;
+ unsigned int gmem_gpubaseaddr;
+ /*
+ * This field contains the adreno revision
+ * number 200, 205, 220, etc...
+ */
+ unsigned int gpu_id;
+ unsigned int gmem_sizebytes;
+};
+
+/* this structure defines the region of memory that can be mmap()ed from this
+ driver. The timestamp fields are volatile because they are written by the
+ GPU
+*/
+struct kgsl_devmemstore {
+ volatile unsigned int soptimestamp;
+ unsigned int sbz;
+ volatile unsigned int eoptimestamp;
+ unsigned int sbz2;
+ volatile unsigned int ts_cmp_enable;
+ unsigned int sbz3;
+ volatile unsigned int ref_wait_ts;
+ unsigned int sbz4;
+ unsigned int current_context;
+ unsigned int sbz5;
+};
+
+#define KGSL_DEVICE_MEMSTORE_OFFSET(field) \
+ offsetof(struct kgsl_devmemstore, field)
+
+
+/* timestamp id*/
+enum kgsl_timestamp_type {
+ KGSL_TIMESTAMP_CONSUMED = 0x00000001, /* start-of-pipeline timestamp */
+ KGSL_TIMESTAMP_RETIRED = 0x00000002, /* end-of-pipeline timestamp*/
+ KGSL_TIMESTAMP_MAX = 0x00000002,
+};
+
+/* property types - used with kgsl_device_getproperty */
+enum kgsl_property_type {
+ KGSL_PROP_DEVICE_INFO = 0x00000001,
+ KGSL_PROP_DEVICE_SHADOW = 0x00000002,
+ KGSL_PROP_DEVICE_POWER = 0x00000003,
+ KGSL_PROP_SHMEM = 0x00000004,
+ KGSL_PROP_SHMEM_APERTURES = 0x00000005,
+ KGSL_PROP_MMU_ENABLE = 0x00000006,
+ KGSL_PROP_INTERRUPT_WAITS = 0x00000007,
+ KGSL_PROP_VERSION = 0x00000008,
+};
+
+struct kgsl_shadowprop {
+ unsigned int gpuaddr;
+ unsigned int size;
+ unsigned int flags; /* contains KGSL_FLAGS_ values */
+};
+
+struct kgsl_pwrlevel {
+ unsigned int gpu_freq;
+ unsigned int bus_freq;
+};
+
+struct kgsl_version {
+ unsigned int drv_major;
+ unsigned int drv_minor;
+ unsigned int dev_major;
+ unsigned int dev_minor;
+};
+
+#ifdef __KERNEL__
+
+#define KGSL_3D0_REG_MEMORY "kgsl_3d0_reg_memory"
+#define KGSL_3D0_IRQ "kgsl_3d0_irq"
+#define KGSL_2D0_REG_MEMORY "kgsl_2d0_reg_memory"
+#define KGSL_2D0_IRQ "kgsl_2d0_irq"
+#define KGSL_2D1_REG_MEMORY "kgsl_2d1_reg_memory"
+#define KGSL_2D1_IRQ "kgsl_2d1_irq"
+
+struct kgsl_grp_clk_name {
+ const char *clk;
+ const char *pclk;
+};
+
+struct kgsl_device_pwr_data {
+ struct kgsl_pwrlevel pwrlevel[KGSL_MAX_PWRLEVELS];
+ int init_level;
+ int num_levels;
+ int (*set_grp_async)(void);
+ unsigned int idle_timeout;
+ unsigned int nap_allowed;
+ unsigned int idle_pass;
+};
+
+struct kgsl_clk_data {
+ struct kgsl_grp_clk_name name;
+ struct msm_bus_scale_pdata *bus_scale_table;
+};
+
+struct kgsl_device_platform_data {
+ struct kgsl_device_pwr_data pwr_data;
+ struct kgsl_clk_data clk;
+ /* imem_clk_name is for 3d only, not used in 2d devices */
+ struct kgsl_grp_clk_name imem_clk_name;
+};
+
+#endif
+
+/* structure holds list of ibs */
+struct kgsl_ibdesc {
+ unsigned int gpuaddr;
+ void *hostptr;
+ unsigned int sizedwords;
+ unsigned int ctrl;
+};
+
+/* ioctls */
+#define KGSL_IOC_TYPE 0x09
+
+/* get misc info about the GPU
+ type should be a value from enum kgsl_property_type
+ value points to a structure that varies based on type
+ sizebytes is sizeof() that structure
+ for KGSL_PROP_DEVICE_INFO, use struct kgsl_devinfo
+ this structure contaings hardware versioning info.
+ for KGSL_PROP_DEVICE_SHADOW, use struct kgsl_shadowprop
+ this is used to find mmap() offset and sizes for mapping
+ struct kgsl_memstore into userspace.
+*/
+struct kgsl_device_getproperty {
+ unsigned int type;
+ void *value;
+ unsigned int sizebytes;
+};
+
+#define IOCTL_KGSL_DEVICE_GETPROPERTY \
+ _IOWR(KGSL_IOC_TYPE, 0x2, struct kgsl_device_getproperty)
+
+
+/* read a GPU register.
+ offsetwords it the 32 bit word offset from the beginning of the
+ GPU register space.
+ */
+struct kgsl_device_regread {
+ unsigned int offsetwords;
+ unsigned int value; /* output param */
+};
+
+#define IOCTL_KGSL_DEVICE_REGREAD \
+ _IOWR(KGSL_IOC_TYPE, 0x3, struct kgsl_device_regread)
+
+
+/* block until the GPU has executed past a given timestamp
+ * timeout is in milliseconds.
+ */
+struct kgsl_device_waittimestamp {
+ unsigned int timestamp;
+ unsigned int timeout;
+};
+
+#define IOCTL_KGSL_DEVICE_WAITTIMESTAMP \
+ _IOW(KGSL_IOC_TYPE, 0x6, struct kgsl_device_waittimestamp)
+
+
+/* issue indirect commands to the GPU.
+ * drawctxt_id must have been created with IOCTL_KGSL_DRAWCTXT_CREATE
+ * ibaddr and sizedwords must specify a subset of a buffer created
+ * with IOCTL_KGSL_SHAREDMEM_FROM_PMEM
+ * flags may be a mask of KGSL_CONTEXT_ values
+ * timestamp is a returned counter value which can be passed to
+ * other ioctls to determine when the commands have been executed by
+ * the GPU.
+ */
+struct kgsl_ringbuffer_issueibcmds {
+ unsigned int drawctxt_id;
+ unsigned int ibdesc_addr;
+ unsigned int numibs;
+ unsigned int timestamp; /*output param */
+ unsigned int flags;
+};
+
+#define IOCTL_KGSL_RINGBUFFER_ISSUEIBCMDS \
+ _IOWR(KGSL_IOC_TYPE, 0x10, struct kgsl_ringbuffer_issueibcmds)
+
+/* read the most recently executed timestamp value
+ * type should be a value from enum kgsl_timestamp_type
+ */
+struct kgsl_cmdstream_readtimestamp {
+ unsigned int type;
+ unsigned int timestamp; /*output param */
+};
+
+#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP \
+ _IOR(KGSL_IOC_TYPE, 0x11, struct kgsl_cmdstream_readtimestamp)
+
+/* free memory when the GPU reaches a given timestamp.
+ * gpuaddr specify a memory region created by a
+ * IOCTL_KGSL_SHAREDMEM_FROM_PMEM call
+ * type should be a value from enum kgsl_timestamp_type
+ */
+struct kgsl_cmdstream_freememontimestamp {
+ unsigned int gpuaddr;
+ unsigned int type;
+ unsigned int timestamp;
+};
+
+#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP \
+ _IOW(KGSL_IOC_TYPE, 0x12, struct kgsl_cmdstream_freememontimestamp)
+
+/* Previous versions of this header had incorrectly defined
+ IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP as a read-only ioctl instead
+ of a write only ioctl. To ensure binary compatability, the following
+ #define will be used to intercept the incorrect ioctl
+*/
+
+#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_OLD \
+ _IOR(KGSL_IOC_TYPE, 0x12, struct kgsl_cmdstream_freememontimestamp)
+
+/* create a draw context, which is used to preserve GPU state.
+ * The flags field may contain a mask KGSL_CONTEXT_* values
+ */
+struct kgsl_drawctxt_create {
+ unsigned int flags;
+ unsigned int drawctxt_id; /*output param */
+};
+
+#define IOCTL_KGSL_DRAWCTXT_CREATE \
+ _IOWR(KGSL_IOC_TYPE, 0x13, struct kgsl_drawctxt_create)
+
+/* destroy a draw context */
+struct kgsl_drawctxt_destroy {
+ unsigned int drawctxt_id;
+};
+
+#define IOCTL_KGSL_DRAWCTXT_DESTROY \
+ _IOW(KGSL_IOC_TYPE, 0x14, struct kgsl_drawctxt_destroy)
+
+/* add a block of pmem, fb, ashmem or user allocated address
+ * into the GPU address space */
+struct kgsl_map_user_mem {
+ int fd;
+ unsigned int gpuaddr; /*output param */
+ unsigned int len;
+ unsigned int offset;
+ unsigned int hostptr; /*input param */
+ enum kgsl_user_mem_type memtype;
+ unsigned int reserved; /* May be required to add
+ params for another mem type */
+};
+
+#define IOCTL_KGSL_MAP_USER_MEM \
+ _IOWR(KGSL_IOC_TYPE, 0x15, struct kgsl_map_user_mem)
+
+/* add a block of pmem or fb into the GPU address space */
+struct kgsl_sharedmem_from_pmem {
+ int pmem_fd;
+ unsigned int gpuaddr; /*output param */
+ unsigned int len;
+ unsigned int offset;
+};
+
+#define IOCTL_KGSL_SHAREDMEM_FROM_PMEM \
+ _IOWR(KGSL_IOC_TYPE, 0x20, struct kgsl_sharedmem_from_pmem)
+
+/* remove memory from the GPU's address space */
+struct kgsl_sharedmem_free {
+ unsigned int gpuaddr;
+};
+
+#define IOCTL_KGSL_SHAREDMEM_FREE \
+ _IOW(KGSL_IOC_TYPE, 0x21, struct kgsl_sharedmem_free)
+
+
+struct kgsl_gmem_desc {
+ unsigned int x;
+ unsigned int y;
+ unsigned int width;
+ unsigned int height;
+ unsigned int pitch;
+};
+
+struct kgsl_buffer_desc {
+ void *hostptr;
+ unsigned int gpuaddr;
+ int size;
+ unsigned int format;
+ unsigned int pitch;
+ unsigned int enabled;
+};
+
+struct kgsl_bind_gmem_shadow {
+ unsigned int drawctxt_id;
+ struct kgsl_gmem_desc gmem_desc;
+ unsigned int shadow_x;
+ unsigned int shadow_y;
+ struct kgsl_buffer_desc shadow_buffer;
+ unsigned int buffer_id;
+};
+
+#define IOCTL_KGSL_DRAWCTXT_BIND_GMEM_SHADOW \
+ _IOW(KGSL_IOC_TYPE, 0x22, struct kgsl_bind_gmem_shadow)
+
+/* add a block of memory into the GPU address space */
+struct kgsl_sharedmem_from_vmalloc {
+ unsigned int gpuaddr; /*output param */
+ unsigned int hostptr;
+ unsigned int flags;
+};
+
+#define IOCTL_KGSL_SHAREDMEM_FROM_VMALLOC \
+ _IOWR(KGSL_IOC_TYPE, 0x23, struct kgsl_sharedmem_from_vmalloc)
+
+#define IOCTL_KGSL_SHAREDMEM_FLUSH_CACHE \
+ _IOW(KGSL_IOC_TYPE, 0x24, struct kgsl_sharedmem_free)
+
+struct kgsl_drawctxt_set_bin_base_offset {
+ unsigned int drawctxt_id;
+ unsigned int offset;
+};
+
+#define IOCTL_KGSL_DRAWCTXT_SET_BIN_BASE_OFFSET \
+ _IOW(KGSL_IOC_TYPE, 0x25, struct kgsl_drawctxt_set_bin_base_offset)
+
+enum kgsl_cmdwindow_type {
+ KGSL_CMDWINDOW_MIN = 0x00000000,
+ KGSL_CMDWINDOW_2D = 0x00000000,
+ KGSL_CMDWINDOW_3D = 0x00000001, /* legacy */
+ KGSL_CMDWINDOW_MMU = 0x00000002,
+ KGSL_CMDWINDOW_ARBITER = 0x000000FF,
+ KGSL_CMDWINDOW_MAX = 0x000000FF,
+};
+
+/* write to the command window */
+struct kgsl_cmdwindow_write {
+ enum kgsl_cmdwindow_type target;
+ unsigned int addr;
+ unsigned int data;
+};
+
+#define IOCTL_KGSL_CMDWINDOW_WRITE \
+ _IOW(KGSL_IOC_TYPE, 0x2e, struct kgsl_cmdwindow_write)
+
+struct kgsl_gpumem_alloc {
+ unsigned long gpuaddr;
+ size_t size;
+ unsigned int flags;
+};
+
+#define IOCTL_KGSL_GPUMEM_ALLOC \
+ _IOWR(KGSL_IOC_TYPE, 0x2f, struct kgsl_gpumem_alloc)
+
+#ifdef __KERNEL__
+#ifdef CONFIG_MSM_KGSL_DRM
+int kgsl_gem_obj_addr(int drm_fd, int handle, unsigned long *start,
+ unsigned long *len);
+#else
+#define kgsl_gem_obj_addr(...) 0
+#endif
+#endif
+#endif /* _MSM_KGSL_H */