#ifndef _UAPI_MSM_KGSL_H
#define _UAPI_MSM_KGSL_H
/*
* The KGSL version has proven not to be very useful in userspace if features
* are cherry picked into other trees out of order so it is frozen as of 3.14.
* It is left here for backwards compatabilty and as a reminder that
* software releases are never linear. Also, I like pie.
*/
#define KGSL_VERSION_MAJOR 3
#define KGSL_VERSION_MINOR 14
/*context flags */
#define KGSL_CONTEXT_SAVE_GMEM 0x00000001
#define KGSL_CONTEXT_NO_GMEM_ALLOC 0x00000002
#define KGSL_CONTEXT_SUBMIT_IB_LIST 0x00000004
#define KGSL_CONTEXT_CTX_SWITCH 0x00000008
#define KGSL_CONTEXT_PREAMBLE 0x00000010
#define KGSL_CONTEXT_TRASH_STATE 0x00000020
#define KGSL_CONTEXT_PER_CONTEXT_TS 0x00000040
#define KGSL_CONTEXT_USER_GENERATED_TS 0x00000080
#define KGSL_CONTEXT_END_OF_FRAME 0x00000100
#define KGSL_CONTEXT_NO_FAULT_TOLERANCE 0x00000200
#define KGSL_CONTEXT_SYNC 0x00000400
#define KGSL_CONTEXT_PWR_CONSTRAINT 0x00000800
/* bits [12:15] are reserved for future use */
#define KGSL_CONTEXT_PRIORITY_MASK 0x0000F000
#define KGSL_CONTEXT_PRIORITY_SHIFT 12
#define KGSL_CONTEXT_PRIORITY_UNDEF 0
#define KGSL_CONTEXT_TYPE_MASK 0x01F00000
#define KGSL_CONTEXT_TYPE_SHIFT 20
#define KGSL_CONTEXT_TYPE_ANY 0
#define KGSL_CONTEXT_TYPE_GL 1
#define KGSL_CONTEXT_TYPE_CL 2
#define KGSL_CONTEXT_TYPE_C2D 3
#define KGSL_CONTEXT_TYPE_RS 4
#define KGSL_CONTEXT_TYPE_UNKNOWN 0x1E
#define KGSL_CONTEXT_INVALID 0xffffffff
/* --- Memory allocation flags --- */
/* General allocation hints */
#define KGSL_MEMFLAGS_GPUREADONLY 0x01000000
#define KGSL_MEMFLAGS_USE_CPU_MAP 0x10000000
/* Memory caching hints */
#define KGSL_CACHEMODE_MASK 0x0C000000
#define KGSL_CACHEMODE_SHIFT 26
#define KGSL_CACHEMODE_WRITECOMBINE 0
#define KGSL_CACHEMODE_UNCACHED 1
#define KGSL_CACHEMODE_WRITETHROUGH 2
#define KGSL_CACHEMODE_WRITEBACK 3
/* Memory types for which allocations are made */
#define KGSL_MEMTYPE_MASK 0x0000FF00
#define KGSL_MEMTYPE_SHIFT 8
#define KGSL_MEMTYPE_OBJECTANY 0
#define KGSL_MEMTYPE_FRAMEBUFFER 1
#define KGSL_MEMTYPE_RENDERBUFFER 2
#define KGSL_MEMTYPE_ARRAYBUFFER 3
#define KGSL_MEMTYPE_ELEMENTARRAYBUFFER 4
#define KGSL_MEMTYPE_VERTEXARRAYBUFFER 5
#define KGSL_MEMTYPE_TEXTURE 6
#define KGSL_MEMTYPE_SURFACE 7
#define KGSL_MEMTYPE_EGL_SURFACE 8
#define KGSL_MEMTYPE_GL 9
#define KGSL_MEMTYPE_CL 10
#define KGSL_MEMTYPE_CL_BUFFER_MAP 11
#define KGSL_MEMTYPE_CL_BUFFER_NOMAP 12
#define KGSL_MEMTYPE_CL_IMAGE_MAP 13
#define KGSL_MEMTYPE_CL_IMAGE_NOMAP 14
#define KGSL_MEMTYPE_CL_KERNEL_STACK 15
#define KGSL_MEMTYPE_COMMAND 16
#define KGSL_MEMTYPE_2D 17
#define KGSL_MEMTYPE_EGL_IMAGE 18
#define KGSL_MEMTYPE_EGL_SHADOW 19
#define KGSL_MEMTYPE_MULTISAMPLE 20
#define KGSL_MEMTYPE_KERNEL 255
/*
* Alignment hint, passed as the power of 2 exponent.
* i.e 4k (2^12) would be 12, 64k (2^16)would be 16.
*/
#define KGSL_MEMALIGN_MASK 0x00FF0000
#define KGSL_MEMALIGN_SHIFT 16
enum kgsl_user_mem_type {
KGSL_USER_MEM_TYPE_PMEM = 0x00000000,
KGSL_USER_MEM_TYPE_ASHMEM = 0x00000001,
KGSL_USER_MEM_TYPE_ADDR = 0x00000002,
KGSL_USER_MEM_TYPE_ION = 0x00000003,
KGSL_USER_MEM_TYPE_MAX = 0x00000004,
};
#define KGSL_MEMFLAGS_USERMEM_MASK 0x000000e0
#define KGSL_MEMFLAGS_USERMEM_SHIFT 5
/*
* Unfortunately, enum kgsl_user_mem_type starts at 0 which does not
* leave a good value for allocated memory. In the flags we use
* 0 to indicate allocated memory and thus need to add 1 to the enum
* values.
*/
#define KGSL_USERMEM_FLAG(x) (((x) + 1) << KGSL_MEMFLAGS_USERMEM_SHIFT)
#define KGSL_MEMFLAGS_NOT_USERMEM 0
#define KGSL_MEMFLAGS_USERMEM_PMEM KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_PMEM)
#define KGSL_MEMFLAGS_USERMEM_ASHMEM \
KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ASHMEM)
#define KGSL_MEMFLAGS_USERMEM_ADDR KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ADDR)
#define KGSL_MEMFLAGS_USERMEM_ION KGSL_USERMEM_FLAG(KGSL_USER_MEM_TYPE_ION)
/* --- generic KGSL 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_FLAGS_PER_CONTEXT_TIMESTAMPS 0x00000200
/* Clock flags to show which clocks should be controled by a given platform */
#define KGSL_CLK_SRC 0x00000001
#define KGSL_CLK_CORE 0x00000002
#define KGSL_CLK_IFACE 0x00000004
#define KGSL_CLK_MEM 0x00000008
#define KGSL_CLK_MEM_IFACE 0x00000010
#define KGSL_CLK_AXI 0x00000020
/* Server Side Sync Timeout in milliseconds */
#define KGSL_SYNCOBJ_SERVER_TIMEOUT 2000
/*
* Reset status values for context
*/
enum kgsl_ctx_reset_stat {
KGSL_CTX_STAT_NO_ERROR = 0x00000000,
KGSL_CTX_STAT_GUILTY_CONTEXT_RESET_EXT = 0x00000001,
KGSL_CTX_STAT_INNOCENT_CONTEXT_RESET_EXT = 0x00000002,
KGSL_CTX_STAT_UNKNOWN_CONTEXT_RESET_EXT = 0x00000003
};
#define KGSL_CONVERT_TO_MBPS(val) \
(val*1000*1000U)
/* device id */
enum kgsl_deviceid {
KGSL_DEVICE_3D0 = 0x00000000,
KGSL_DEVICE_2D0 = 0x00000001,
KGSL_DEVICE_2D1 = 0x00000002,
KGSL_DEVICE_MAX = 0x00000003
};
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 long gmem_gpubaseaddr;
/*
* This field contains the adreno revision
* number 200, 205, 220, etc...
*/
unsigned int gpu_id;
size_t 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_MEMSTORE_OFFSET(ctxt_id, field) \
((ctxt_id)*sizeof(struct kgsl_devmemstore) + \
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_QUEUED = 0x00000003,
};
/* 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,
KGSL_PROP_GPU_RESET_STAT = 0x00000009,
KGSL_PROP_PWRCTRL = 0x0000000E,
KGSL_PROP_PWR_CONSTRAINT = 0x00000012,
};
struct kgsl_shadowprop {
unsigned long gpuaddr;
size_t size;
unsigned int flags; /* contains KGSL_FLAGS_ values */
};
struct kgsl_version {
unsigned int drv_major;
unsigned int drv_minor;
unsigned int dev_major;
unsigned int dev_minor;
};
/* Performance counter groups */
#define KGSL_PERFCOUNTER_GROUP_CP 0x0
#define KGSL_PERFCOUNTER_GROUP_RBBM 0x1
#define KGSL_PERFCOUNTER_GROUP_PC 0x2
#define KGSL_PERFCOUNTER_GROUP_VFD 0x3
#define KGSL_PERFCOUNTER_GROUP_HLSQ 0x4
#define KGSL_PERFCOUNTER_GROUP_VPC 0x5
#define KGSL_PERFCOUNTER_GROUP_TSE 0x6
#define KGSL_PERFCOUNTER_GROUP_RAS 0x7
#define KGSL_PERFCOUNTER_GROUP_UCHE 0x8
#define KGSL_PERFCOUNTER_GROUP_TP 0x9
#define KGSL_PERFCOUNTER_GROUP_SP 0xA
#define KGSL_PERFCOUNTER_GROUP_RB 0xB
#define KGSL_PERFCOUNTER_GROUP_PWR 0xC
#define KGSL_PERFCOUNTER_GROUP_VBIF 0xD
#define KGSL_PERFCOUNTER_GROUP_VBIF_PWR 0xE
#define KGSL_PERFCOUNTER_GROUP_MH 0xF
#define KGSL_PERFCOUNTER_GROUP_PA_SU 0x10
#define KGSL_PERFCOUNTER_GROUP_SQ 0x11
#define KGSL_PERFCOUNTER_GROUP_SX 0x12
#define KGSL_PERFCOUNTER_GROUP_TCF 0x13
#define KGSL_PERFCOUNTER_GROUP_TCM 0x14
#define KGSL_PERFCOUNTER_GROUP_TCR 0x15
#define KGSL_PERFCOUNTER_GROUP_L2 0x16
#define KGSL_PERFCOUNTER_GROUP_VSC 0x17
#define KGSL_PERFCOUNTER_GROUP_CCU 0x18
#define KGSL_PERFCOUNTER_GROUP_MAX 0x19
#define KGSL_PERFCOUNTER_NOT_USED 0xFFFFFFFF
#define KGSL_PERFCOUNTER_BROKEN 0xFFFFFFFE
/* structure holds list of ibs */
struct kgsl_ibdesc {
unsigned long gpuaddr;
unsigned long __pad;
size_t 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 __user *value;
size_t sizebytes;
};
#define IOCTL_KGSL_DEVICE_GETPROPERTY \
_IOWR(KGSL_IOC_TYPE, 0x2, struct kgsl_device_getproperty)
/* IOCTL_KGSL_DEVICE_READ (0x3) - removed 03/2012
*/
/* 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)
struct kgsl_device_waittimestamp_ctxtid {
unsigned int context_id;
unsigned int timestamp;
unsigned int timeout;
};
#define IOCTL_KGSL_DEVICE_WAITTIMESTAMP_CTXTID \
_IOW(KGSL_IOC_TYPE, 0x7, struct kgsl_device_waittimestamp_ctxtid)
/* DEPRECATED: 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.
*
* This fucntion is deprecated - consider using IOCTL_KGSL_SUBMIT_COMMANDS
* instead
*/
struct kgsl_ringbuffer_issueibcmds {
unsigned int drawctxt_id;
unsigned long 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_OLD \
_IOR(KGSL_IOC_TYPE, 0x11, struct kgsl_cmdstream_readtimestamp)
#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP \
_IOWR(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 long 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 long gpuaddr; /*output param */
size_t len;
size_t offset;
unsigned long hostptr; /*input param */
enum kgsl_user_mem_type memtype;
unsigned int flags;
};
#define IOCTL_KGSL_MAP_USER_MEM \
_IOWR(KGSL_IOC_TYPE, 0x15, struct kgsl_map_user_mem)
struct kgsl_cmdstream_readtimestamp_ctxtid {
unsigned int context_id;
unsigned int type;
unsigned int timestamp; /*output param */
};
#define IOCTL_KGSL_CMDSTREAM_READTIMESTAMP_CTXTID \
_IOWR(KGSL_IOC_TYPE, 0x16, struct kgsl_cmdstream_readtimestamp_ctxtid)
struct kgsl_cmdstream_freememontimestamp_ctxtid {
unsigned int context_id;
unsigned long gpuaddr;
unsigned int type;
unsigned int timestamp;
};
#define IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_CTXTID \
_IOW(KGSL_IOC_TYPE, 0x17, \
struct kgsl_cmdstream_freememontimestamp_ctxtid)
/* add a block of pmem or fb into the GPU address space */
struct kgsl_sharedmem_from_pmem {
int pmem_fd;
unsigned long 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 long gpuaddr;
};
#define IOCTL_KGSL_SHAREDMEM_FREE \
_IOW(KGSL_IOC_TYPE, 0x21, struct kgsl_sharedmem_free)
struct kgsl_cff_user_event {
unsigned char cff_opcode;
unsigned int op1;
unsigned int op2;
unsigned int op3;
unsigned int op4;
unsigned int op5;
unsigned int __pad[2];
};
#define IOCTL_KGSL_CFF_USER_EVENT \
_IOW(KGSL_IOC_TYPE, 0x31, struct kgsl_cff_user_event)
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 long 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 */
/*
* IOCTL_KGSL_SHAREDMEM_FROM_VMALLOC deprecated 09/2012
* use IOCTL_KGSL_GPUMEM_ALLOC instead
*/
struct kgsl_sharedmem_from_vmalloc {
unsigned long 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)
/*
* This is being deprecated in favor of IOCTL_KGSL_GPUMEM_CACHE_SYNC which
* supports both directions (flush and invalidate). This code will still
* work, but by definition it will do a flush of the cache which might not be
* what you want to have happen on a buffer following a GPU operation. It is
* safer to go with IOCTL_KGSL_GPUMEM_CACHE_SYNC
*/
#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; /* output param */
size_t size;
unsigned int flags;
};
#define IOCTL_KGSL_GPUMEM_ALLOC \
_IOWR(KGSL_IOC_TYPE, 0x2f, struct kgsl_gpumem_alloc)
struct kgsl_cff_syncmem {
unsigned long gpuaddr;
size_t len;
unsigned int __pad[2]; /* For future binary compatibility */
};
#define IOCTL_KGSL_CFF_SYNCMEM \
_IOW(KGSL_IOC_TYPE, 0x30, struct kgsl_cff_syncmem)
/*
* A timestamp event allows the user space to register an action following an
* expired timestamp. Note IOCTL_KGSL_TIMESTAMP_EVENT has been redefined to
* _IOWR to support fences which need to return a fd for the priv parameter.
*/
struct kgsl_timestamp_event {
int type; /* Type of event (see list below) */
unsigned int timestamp; /* Timestamp to trigger event on */
unsigned int context_id; /* Context for the timestamp */
void __user *priv; /* Pointer to the event specific blob */
size_t len; /* Size of the event specific blob */
};
#define IOCTL_KGSL_TIMESTAMP_EVENT_OLD \
_IOW(KGSL_IOC_TYPE, 0x31, struct kgsl_timestamp_event)
/* A genlock timestamp event releases an existing lock on timestamp expire */
#define KGSL_TIMESTAMP_EVENT_GENLOCK 1
struct kgsl_timestamp_event_genlock {
int handle; /* Handle of the genlock lock to release */
};
/* A fence timestamp event releases an existing lock on timestamp expire */
#define KGSL_TIMESTAMP_EVENT_FENCE 2
struct kgsl_timestamp_event_fence {
int fence_fd; /* Fence to signal */
};
/*
* Set a property within the kernel. Uses the same structure as
* IOCTL_KGSL_GETPROPERTY
*/
#define IOCTL_KGSL_SETPROPERTY \
_IOW(KGSL_IOC_TYPE, 0x32, struct kgsl_device_getproperty)
#define IOCTL_KGSL_TIMESTAMP_EVENT \
_IOWR(KGSL_IOC_TYPE, 0x33, struct kgsl_timestamp_event)
/**
* struct kgsl_gpumem_alloc_id - argument to IOCTL_KGSL_GPUMEM_ALLOC_ID
* @id: returned id value for this allocation.
* @flags: mask of KGSL_MEM* values requested and actual flags on return.
* @size: requested size of the allocation and actual size on return.
* @mmapsize: returned size to pass to mmap() which may be larger than 'size'
* @gpuaddr: returned GPU address for the allocation
*
* Allocate memory for access by the GPU. The flags and size fields are echoed
* back by the kernel, so that the caller can know if the request was
* adjusted.
*
* Supported flags:
* KGSL_MEMFLAGS_GPUREADONLY: the GPU will be unable to write to the buffer
* KGSL_MEMTYPE*: usage hint for debugging aid
* KGSL_MEMALIGN*: alignment hint, may be ignored or adjusted by the kernel.
* KGSL_MEMFLAGS_USE_CPU_MAP: If set on call and return, the returned GPU
* address will be 0. Calling mmap() will set the GPU address.
*/
struct kgsl_gpumem_alloc_id {
unsigned int id;
unsigned int flags;
size_t size;
size_t mmapsize;
unsigned long gpuaddr;
/* private: reserved for future use*/
unsigned long __pad[2];
};
#define IOCTL_KGSL_GPUMEM_ALLOC_ID \
_IOWR(KGSL_IOC_TYPE, 0x34, struct kgsl_gpumem_alloc_id)
/**
* struct kgsl_gpumem_free_id - argument to IOCTL_KGSL_GPUMEM_FREE_ID
* @id: GPU allocation id to free
*
* Free an allocation by id, in case a GPU address has not been assigned or
* is unknown. Freeing an allocation by id with this ioctl or by GPU address
* with IOCTL_KGSL_SHAREDMEM_FREE are equivalent.
*/
struct kgsl_gpumem_free_id {
unsigned int id;
/* private: reserved for future use*/
unsigned int __pad;
};
#define IOCTL_KGSL_GPUMEM_FREE_ID \
_IOWR(KGSL_IOC_TYPE, 0x35, struct kgsl_gpumem_free_id)
/**
* struct kgsl_gpumem_get_info - argument to IOCTL_KGSL_GPUMEM_GET_INFO
* @gpuaddr: GPU address to query. Also set on return.
* @id: GPU allocation id to query. Also set on return.
* @flags: returned mask of KGSL_MEM* values.
* @size: returned size of the allocation.
* @mmapsize: returned size to pass mmap(), which may be larger than 'size'
* @useraddr: returned address of the userspace mapping for this buffer
*
* This ioctl allows querying of all user visible attributes of an existing
* allocation, by either the GPU address or the id returned by a previous
* call to IOCTL_KGSL_GPUMEM_ALLOC_ID. Legacy allocation ioctls may not
* return all attributes so this ioctl can be used to look them up if needed.
*
*/
struct kgsl_gpumem_get_info {
unsigned long gpuaddr;
unsigned int id;
unsigned int flags;
size_t size;
size_t mmapsize;
unsigned long useraddr;
/* private: reserved for future use*/
unsigned long __pad[4];
};
#define IOCTL_KGSL_GPUMEM_GET_INFO\
_IOWR(KGSL_IOC_TYPE, 0x36, struct kgsl_gpumem_get_info)
/**
* struct kgsl_gpumem_sync_cache - argument to IOCTL_KGSL_GPUMEM_SYNC_CACHE
* @gpuaddr: GPU address of the buffer to sync.
* @id: id of the buffer to sync. Either gpuaddr or id is sufficient.
* @op: a mask of KGSL_GPUMEM_CACHE_* values
* @offset: offset into the buffer
* @length: number of bytes starting from offset to perform
* the cache operation on
*
* Sync the L2 cache for memory headed to and from the GPU - this replaces
* KGSL_SHAREDMEM_FLUSH_CACHE since it can handle cache management for both
* directions
*
*/
struct kgsl_gpumem_sync_cache {
unsigned long gpuaddr;
unsigned int id;
unsigned int op;
size_t offset;
size_t length;
};
#define KGSL_GPUMEM_CACHE_CLEAN (1 << 0)
#define KGSL_GPUMEM_CACHE_TO_GPU KGSL_GPUMEM_CACHE_CLEAN
#define KGSL_GPUMEM_CACHE_INV (1 << 1)
#define KGSL_GPUMEM_CACHE_FROM_GPU KGSL_GPUMEM_CACHE_INV
#define KGSL_GPUMEM_CACHE_FLUSH \
(KGSL_GPUMEM_CACHE_CLEAN | KGSL_GPUMEM_CACHE_INV)
/* Flag to ensure backwards compatibility of kgsl_gpumem_sync_cache struct */
#define KGSL_GPUMEM_CACHE_RANGE (1 << 31U)
#define IOCTL_KGSL_GPUMEM_SYNC_CACHE \
_IOW(KGSL_IOC_TYPE, 0x37, struct kgsl_gpumem_sync_cache)
/**
* struct kgsl_perfcounter_get - argument to IOCTL_KGSL_PERFCOUNTER_GET
* @groupid: Performance counter group ID
* @countable: Countable to select within the group
* @offset: Return offset of the reserved LO counter
* @offset_hi: Return offset of the reserved HI counter
*
* Get an available performance counter from a specified groupid. The offset
* of the performance counter will be returned after successfully assigning
* the countable to the counter for the specified group. An error will be
* returned and an offset of 0 if the groupid is invalid or there are no
* more counters left. After successfully getting a perfcounter, the user
* must call kgsl_perfcounter_put(groupid, contable) when finished with
* the perfcounter to clear up perfcounter resources.
*
*/
struct kgsl_perfcounter_get {
unsigned int groupid;
unsigned int countable;
unsigned int offset;
unsigned int offset_hi;
/* private: reserved for future use */
unsigned int __pad; /* For future binary compatibility */
};
#define IOCTL_KGSL_PERFCOUNTER_GET \
_IOWR(KGSL_IOC_TYPE, 0x38, struct kgsl_perfcounter_get)
/**
* struct kgsl_perfcounter_put - argument to IOCTL_KGSL_PERFCOUNTER_PUT
* @groupid: Performance counter group ID
* @countable: Countable to release within the group
*
* Put an allocated performance counter to allow others to have access to the
* resource that was previously taken. This is only to be called after
* successfully getting a performance counter from kgsl_perfcounter_get().
*
*/
struct kgsl_perfcounter_put {
unsigned int groupid;
unsigned int countable;
/* private: reserved for future use */
unsigned int __pad[2]; /* For future binary compatibility */
};
#define IOCTL_KGSL_PERFCOUNTER_PUT \
_IOW(KGSL_IOC_TYPE, 0x39, struct kgsl_perfcounter_put)
/**
* struct kgsl_perfcounter_query - argument to IOCTL_KGSL_PERFCOUNTER_QUERY
* @groupid: Performance counter group ID
* @countable: Return active countables array
* @size: Size of active countables array
* @max_counters: Return total number counters for the group ID
*
* Query the available performance counters given a groupid. The array
* *countables is used to return the current active countables in counters.
* The size of the array is passed in so the kernel will only write at most
* size or counter->size for the group id. The total number of available
* counters for the group ID is returned in max_counters.
* If the array or size passed in are invalid, then only the maximum number
* of counters will be returned, no data will be written to *countables.
* If the groupid is invalid an error code will be returned.
*
*/
struct kgsl_perfcounter_query {
unsigned int groupid;
/* Array to return the current countable for up to size counters */
unsigned int __user *countables;
unsigned int count;
unsigned int max_counters;
/* private: reserved for future use */
unsigned int __pad[2]; /* For future binary compatibility */
};
#define IOCTL_KGSL_PERFCOUNTER_QUERY \
_IOWR(KGSL_IOC_TYPE, 0x3A, struct kgsl_perfcounter_query)
/**
* struct kgsl_perfcounter_query - argument to IOCTL_KGSL_PERFCOUNTER_QUERY
* @groupid: Performance counter group IDs
* @countable: Performance counter countable IDs
* @value: Return performance counter reads
* @size: Size of all arrays (groupid/countable pair and return value)
*
* Read in the current value of a performance counter given by the groupid
* and countable.
*
*/
struct kgsl_perfcounter_read_group {
unsigned int groupid;
unsigned int countable;
unsigned long long value;
};
struct kgsl_perfcounter_read {
struct kgsl_perfcounter_read_group __user *reads;
unsigned int count;
/* private: reserved for future use */
unsigned int __pad[2]; /* For future binary compatibility */
};
#define IOCTL_KGSL_PERFCOUNTER_READ \
_IOWR(KGSL_IOC_TYPE, 0x3B, struct kgsl_perfcounter_read)
/*
* struct kgsl_gpumem_sync_cache_bulk - argument to
* IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK
* @id_list: list of GPU buffer ids of the buffers to sync
* @count: number of GPU buffer ids in id_list
* @op: a mask of KGSL_GPUMEM_CACHE_* values
*
* Sync the cache for memory headed to and from the GPU. Certain
* optimizations can be made on the cache operation based on the total
* size of the working set of memory to be managed.
*/
struct kgsl_gpumem_sync_cache_bulk {
unsigned int __user *id_list;
unsigned int count;
unsigned int op;
/* private: reserved for future use */
unsigned int __pad[2]; /* For future binary compatibility */
};
#define IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK \
_IOWR(KGSL_IOC_TYPE, 0x3C, struct kgsl_gpumem_sync_cache_bulk)
/*
* struct kgsl_cmd_syncpoint_timestamp
* @context_id: ID of a KGSL context
* @timestamp: GPU timestamp
*
* This structure defines a syncpoint comprising a context/timestamp pair. A
* list of these may be passed by IOCTL_KGSL_SUBMIT_COMMANDS to define
* dependencies that must be met before the command can be submitted to the
* hardware
*/
struct kgsl_cmd_syncpoint_timestamp {
unsigned int context_id;
unsigned int timestamp;
};
#define KGSL_CMD_SYNCPOINT_TYPE_TIMESTAMP 0
struct kgsl_cmd_syncpoint_fence {
int fd;
};
#define KGSL_CMD_SYNCPOINT_TYPE_FENCE 1
/**
* struct kgsl_cmd_syncpoint - Define a sync point for a command batch
* @type: type of sync point defined here
* @priv: Pointer to the type specific buffer
* @size: Size of the type specific buffer
*
* This structure contains pointers defining a specific command sync point.
* The pointer and size should point to a type appropriate structure.
*/
struct kgsl_cmd_syncpoint {
int type;
void __user *priv;
size_t size;
};
/**
* struct kgsl_submit_commands - Argument to IOCTL_KGSL_SUBMIT_COMMANDS
* @context_id: KGSL context ID that owns the commands
* @flags:
* @cmdlist: User pointer to a list of kgsl_ibdesc structures
* @numcmds: Number of commands listed in cmdlist
* @synclist: User pointer to a list of kgsl_cmd_syncpoint structures
* @numsyncs: Number of sync points listed in synclist
* @timestamp: On entry the a user defined timestamp, on exist the timestamp
* assigned to the command batch
*
* This structure specifies a command to send to the GPU hardware. This is
* similar to kgsl_issueibcmds expect that it doesn't support the legacy way to
* submit IB lists and it adds sync points to block the IB until the
* dependencies are satisified. This entry point is the new and preferred way
* to submit commands to the GPU.
*/
struct kgsl_submit_commands {
unsigned int context_id;
unsigned int flags;
struct kgsl_ibdesc __user *cmdlist;
unsigned int numcmds;
struct kgsl_cmd_syncpoint __user *synclist;
unsigned int numsyncs;
unsigned int timestamp;
/* private: reserved for future use */
unsigned int __pad[4];
};
#define IOCTL_KGSL_SUBMIT_COMMANDS \
_IOWR(KGSL_IOC_TYPE, 0x3D, struct kgsl_submit_commands)
/**
* struct kgsl_device_constraint - device constraint argument
* @context_id: KGSL context ID
* @type: type of constraint i.e pwrlevel/none
* @data: constraint data
* @size: size of the constraint data
*/
struct kgsl_device_constraint {
unsigned int type;
unsigned int context_id;
void __user *data;
size_t size;
};
/* Constraint Type*/
#define KGSL_CONSTRAINT_NONE 0
#define KGSL_CONSTRAINT_PWRLEVEL 1
/* PWRLEVEL constraint level*/
/* set to min frequency */
#define KGSL_CONSTRAINT_PWR_MIN 0
/* set to max frequency */
#define KGSL_CONSTRAINT_PWR_MAX 1
struct kgsl_device_constraint_pwrlevel {
unsigned int level;
};
#endif /* _UAPI_MSM_KGSL_H */