text: #ifndef _UAPI_MSM_KGSL_H
  #define _UAPI_MSM_KGSL_H
  
  #include <linux/types.h>
  #include <linux/ioctl.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
  
  /*
   * We have traditionally mixed context and issueibcmds / command batch flags
   * together into a big flag stew. This worked fine until we started adding a
   * lot more command batch flags and we started running out of bits. Turns out
   * we have a bit of room in the context type / priority mask that we could use
   * for command batches, but that means we need to split out the flags into two
   * coherent sets.
   *
   * If any future definitions are for both context and cmdbatch add both defines
   * and link the cmdbatch to the context define as we do below. Otherwise feel
   * free to add exclusive bits to either set.
   */
  
  /* --- context flags --- */
  #define KGSL_CONTEXT_SAVE_GMEM		0x00000001
  #define KGSL_CONTEXT_NO_GMEM_ALLOC	0x00000002
  /* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */
  #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
  /* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */
  #define KGSL_CONTEXT_END_OF_FRAME	0x00000100
  #define KGSL_CONTEXT_NO_FAULT_TOLERANCE 0x00000200
  /* This is a cmdbatch exclusive flag - use the CMDBATCH equivalent instead */
  #define KGSL_CONTEXT_SYNC               0x00000400
  #define KGSL_CONTEXT_PWR_CONSTRAINT     0x00000800
  #define KGSL_CONTEXT_PRIORITY_MASK      0x0000F000
  #define KGSL_CONTEXT_PRIORITY_SHIFT     12
  #define KGSL_CONTEXT_PRIORITY_UNDEF     0
  
  #define KGSL_CONTEXT_IFH_NOP            0x00010000
  #define KGSL_CONTEXT_SECURE             0x00020000
  #define KGSL_CONTEXT_NO_SNAPSHOT        0x00040000
  #define KGSL_CONTEXT_SPARSE             0x00080000
  
  #define KGSL_CONTEXT_PREEMPT_STYLE_MASK       0x0E000000
  #define KGSL_CONTEXT_PREEMPT_STYLE_SHIFT      25
  #define KGSL_CONTEXT_PREEMPT_STYLE_DEFAULT    0x0
  #define KGSL_CONTEXT_PREEMPT_STYLE_RINGBUFFER 0x1
  #define KGSL_CONTEXT_PREEMPT_STYLE_FINEGRAIN  0x2
  
  #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_VK		5
  #define KGSL_CONTEXT_TYPE_UNKNOWN	0x1E
  
  #define KGSL_CONTEXT_INVALIDATE_ON_FAULT 0x10000000
  
  #define KGSL_CONTEXT_INVALID 0xffffffff
  
  /*
   * --- command batch flags ---
   * The bits that are linked to a KGSL_CONTEXT equivalent are either legacy
   * definitions or bits that are valid for both contexts and cmdbatches.  To be
   * safe the other 8 bits that are still available in the context field should be
   * omitted here in case we need to share - the other bits are available for
   * cmdbatch only flags as needed
   */
  #define KGSL_CMDBATCH_MEMLIST		0x00000001
  #define KGSL_CMDBATCH_MARKER		0x00000002
  #define KGSL_CMDBATCH_SUBMIT_IB_LIST	KGSL_CONTEXT_SUBMIT_IB_LIST /* 0x004 */
  #define KGSL_CMDBATCH_CTX_SWITCH	KGSL_CONTEXT_CTX_SWITCH     /* 0x008 */
  #define KGSL_CMDBATCH_PROFILING		0x00000010
  /*
   * KGSL_CMDBATCH_PROFILING must also be set for KGSL_CMDBATCH_PROFILING_KTIME
   * to take effect, as the latter only affects the time data returned.
   */
  #define KGSL_CMDBATCH_PROFILING_KTIME	0x00000020
  #define KGSL_CMDBATCH_END_OF_FRAME	KGSL_CONTEXT_END_OF_FRAME   /* 0x100 */
  #define KGSL_CMDBATCH_SYNC		KGSL_CONTEXT_SYNC           /* 0x400 */
  #define KGSL_CMDBATCH_PWR_CONSTRAINT	KGSL_CONTEXT_PWR_CONSTRAINT /* 0x800 */
  #define KGSL_CMDBATCH_SPARSE	    0x1000 /* 0x1000 */
  
  /*
   * Reserve bits [16:19] and bits [28:31] for possible bits shared between
   * contexts and command batches.  Update this comment as new flags are added.
   */
  
  /*
   * gpu_command_object flags - these flags communicate the type of command or
   * memory object being submitted for a GPU command
   */
  
  /* Flags for GPU command objects */
  #define KGSL_CMDLIST_IB                  0x00000001U
  #define KGSL_CMDLIST_CTXTSWITCH_PREAMBLE 0x00000002U
  #define KGSL_CMDLIST_IB_PREAMBLE         0x00000004U
  
  /* Flags for GPU command memory objects */
  #define KGSL_OBJLIST_MEMOBJ  0x00000008U
  #define KGSL_OBJLIST_PROFILE 0x00000010U
  
  /* Flags for GPU command sync points */
  #define KGSL_CMD_SYNCPOINT_TYPE_TIMESTAMP 0
  #define KGSL_CMD_SYNCPOINT_TYPE_FENCE 1
  
  /* --- Memory allocation flags --- */
  
  /* General allocation hints */
  #define KGSL_MEMFLAGS_SECURE      0x00000008ULL
  #define KGSL_MEMFLAGS_GPUREADONLY 0x01000000U
  #define KGSL_MEMFLAGS_GPUWRITEONLY 0x02000000U
  #define KGSL_MEMFLAGS_FORCE_32BIT 0x100000000ULL
  
  /* Flag for binding all the virt range to single phys data */
  #define KGSL_SPARSE_BIND_MULTIPLE_TO_PHYS 0x400000000ULL
  #define KGSL_SPARSE_BIND 0x1ULL
  #define KGSL_SPARSE_UNBIND 0x2ULL
  
  /* Memory caching hints */
  #define KGSL_CACHEMODE_MASK       0x0C000000U
  #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
  
  #define KGSL_MEMFLAGS_USE_CPU_MAP 0x10000000ULL
  #define KGSL_MEMFLAGS_SPARSE_PHYS 0x20000000ULL
  #define KGSL_MEMFLAGS_SPARSE_VIRT 0x40000000ULL
  #define KGSL_MEMFLAGS_IOCOHERENT  0x80000000ULL
  
  /* 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,
  	/*
  	 * ION type is retained for backwards compatibility but Ion buffers are
  	 * dma-bufs so try to use that naming if we can
  	 */
  	KGSL_USER_MEM_TYPE_DMABUF       = 0x00000003,
  	KGSL_USER_MEM_TYPE_MAX		= 0x00000007,
  };
  #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
  
  /* Server Side Sync Timeout in milliseconds */
  #define KGSL_SYNCOBJ_SERVER_TIMEOUT 2000
  
  /* UBWC Modes */
  #define KGSL_UBWC_NONE	0
  #define KGSL_UBWC_1_0	1
  #define KGSL_UBWC_2_0	2
  #define KGSL_UBWC_3_0	3
  
  /*
   * 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_MAX
  };
  
  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;
  };
  
  /*
   * struct kgsl_devmemstore - 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
   * @soptimestamp: Start of pipeline timestamp written by GPU before the
   * commands in concern are processed
   * @sbz: Unused, kept for 8 byte alignment
   * @eoptimestamp: End of pipeline timestamp written by GPU after the
   * commands in concern are processed
   * @sbz2: Unused, kept for 8 byte alignment
   * @preempted: Indicates if the context was preempted
   * @sbz3: Unused, kept for 8 byte alignment
   * @ref_wait_ts: Timestamp on which to generate interrupt, unused now.
   * @sbz4: Unused, kept for 8 byte alignment
   * @current_context: The current context the GPU is working on
   * @sbz5: Unused, kept for 8 byte alignment
   */
  struct kgsl_devmemstore {
  	volatile unsigned int soptimestamp;
  	unsigned int sbz;
  	volatile unsigned int eoptimestamp;
  	unsigned int sbz2;
  	volatile unsigned int preempted;
  	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 */
  #define KGSL_PROP_DEVICE_INFO		0x1
  #define KGSL_PROP_DEVICE_SHADOW		0x2
  #define KGSL_PROP_DEVICE_POWER		0x3
  #define KGSL_PROP_SHMEM			0x4
  #define KGSL_PROP_SHMEM_APERTURES	0x5
  #define KGSL_PROP_MMU_ENABLE		0x6
  #define KGSL_PROP_INTERRUPT_WAITS	0x7
  #define KGSL_PROP_VERSION		0x8
  #define KGSL_PROP_GPU_RESET_STAT	0x9
  #define KGSL_PROP_PWRCTRL		0xE
  #define KGSL_PROP_PWR_CONSTRAINT	0x12
  #define KGSL_PROP_UCHE_GMEM_VADDR	0x13
  #define KGSL_PROP_SP_GENERIC_MEM	0x14
  #define KGSL_PROP_UCODE_VERSION		0x15
  #define KGSL_PROP_GPMU_VERSION		0x16
  #define KGSL_PROP_HIGHEST_BANK_BIT	0x17
  #define KGSL_PROP_DEVICE_BITNESS	0x18
  #define KGSL_PROP_DEVICE_QDSS_STM	0x19
  #define KGSL_PROP_MIN_ACCESS_LENGTH	0x1A
  #define KGSL_PROP_UBWC_MODE		0x1B
  #define KGSL_PROP_DEVICE_QTIMER		0x20
  #define KGSL_PROP_L3_PWR_CONSTRAINT     0x22
  #define KGSL_PROP_SECURE_BUFFER_ALIGNMENT 0x23
  #define KGSL_PROP_SECURE_CTXT_SUPPORT 0x24
  #define KGSL_PROP_SPEED_BIN		0x25
  #define KGSL_PROP_GAMING_BIN		0x26
  #define KGSL_PROP_CONTEXT_PROPERTY	0x28
  
  
  struct kgsl_shadowprop {
  	unsigned long gpuaddr;
  	size_t size;
  	unsigned int flags; /* contains KGSL_FLAGS_ values */
  };
  
  struct kgsl_qdss_stm_prop {
  	uint64_t gpuaddr;
  	uint64_t size;
  };
  
  struct kgsl_qtimer_prop {
  	uint64_t gpuaddr;
  	uint64_t size;
  };
  
  struct kgsl_version {
  	unsigned int drv_major;
  	unsigned int drv_minor;
  	unsigned int dev_major;
  	unsigned int dev_minor;
  };
  
  struct kgsl_sp_generic_mem {
  	uint64_t local;
  	uint64_t pvt;
  };
  
  struct kgsl_ucode_version {
  	unsigned int pfp;
  	unsigned int pm4;
  };
  
  struct kgsl_gpmu_version {
  	unsigned int major;
  	unsigned int minor;
  	unsigned int features;
  };
  
  struct kgsl_context_property {
  	__u64 data;
  	__u32 size;
  	__u32 type;
  	__u32 contextid;
  };
  
  struct kgsl_context_property_fault {
  	__s32 faults;
  	__u32 timestamp;
  };
  
  /* Context property sub types */
  #define KGSL_CONTEXT_PROP_FAULTS 1
  
  /* 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_LRZ 0x19
  #define KGSL_PERFCOUNTER_GROUP_CMP 0x1A
  #define KGSL_PERFCOUNTER_GROUP_ALWAYSON 0x1B
  #define KGSL_PERFCOUNTER_GROUP_SP_PWR 0x1C
  #define KGSL_PERFCOUNTER_GROUP_TP_PWR 0x1D
  #define KGSL_PERFCOUNTER_GROUP_RB_PWR 0x1E
  #define KGSL_PERFCOUNTER_GROUP_CCU_PWR 0x1F
  #define KGSL_PERFCOUNTER_GROUP_UCHE_PWR 0x20
  #define KGSL_PERFCOUNTER_GROUP_CP_PWR 0x21
  #define KGSL_PERFCOUNTER_GROUP_GPMU_PWR 0x22
  #define KGSL_PERFCOUNTER_GROUP_ALWAYSON_PWR 0x23
  #define KGSL_PERFCOUNTER_GROUP_MAX 0x24
  
  #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;
  };
  
  /**
   * struct kgsl_cmdbatch_profiling_buffer
   * @wall_clock_s: Ringbuffer submission time (seconds).
   *                If KGSL_CMDBATCH_PROFILING_KTIME is set, time is provided
   *                in kernel clocks, otherwise wall clock time is used.
   * @wall_clock_ns: Ringbuffer submission time (nanoseconds).
   *                 If KGSL_CMDBATCH_PROFILING_KTIME is set time is provided
   *                 in kernel clocks, otherwise wall clock time is used.
   * @gpu_ticks_queued: GPU ticks at ringbuffer submission
   * @gpu_ticks_submitted: GPU ticks when starting cmdbatch execution
   * @gpu_ticks_retired: GPU ticks when finishing cmdbatch execution
   *
   * This structure defines the profiling buffer used to measure cmdbatch
   * execution time
   */
  struct kgsl_cmdbatch_profiling_buffer {
  	uint64_t wall_clock_s;
  	uint64_t wall_clock_ns;
  	uint64_t gpu_ticks_queued;
  	uint64_t gpu_ticks_submitted;
  	uint64_t gpu_ticks_retired;
  };
  
  /* 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 function 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 compatibility, 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;
  };
  
  struct kgsl_cmd_syncpoint_fence {
  	int fd;
  };
  
  /**
   * 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;
  };
  
  /* Flag to indicate that the cmdlist may contain memlists */
  #define KGSL_IBDESC_MEMLIST 0x1
  
  /* Flag to point out the cmdbatch profiling buffer in the memlist */
  #define KGSL_IBDESC_PROFILING_BUFFER 0x2
  
  /**
   * 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. The memory list can be used to specify all
   * memory that is referrenced in the current set of commands.
   */
  
  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
  
  /* L3 constraint Type */
  #define KGSL_CONSTRAINT_L3_NONE	2
  #define KGSL_CONSTRAINT_L3_PWRLEVEL	3
  
  /* 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;
  };
  
  /**
   * struct kgsl_syncsource_create - Argument to IOCTL_KGSL_SYNCSOURCE_CREATE
   * @id: returned id for the syncsource that was created.
   *
   * This ioctl creates a userspace sync timeline.
   */
  
  struct kgsl_syncsource_create {
  	unsigned int id;
  /* private: reserved for future use */
  	unsigned int __pad[3];
  };
  
  #define IOCTL_KGSL_SYNCSOURCE_CREATE \
  	_IOWR(KGSL_IOC_TYPE, 0x40, struct kgsl_syncsource_create)
  
  /**
   * struct kgsl_syncsource_destroy - Argument to IOCTL_KGSL_SYNCSOURCE_DESTROY
   * @id: syncsource id to destroy
   *
   * This ioctl creates a userspace sync timeline.
   */
  
  struct kgsl_syncsource_destroy {
  	unsigned int id;
  /* private: reserved for future use */
  	unsigned int __pad[3];
  };
  
  #define IOCTL_KGSL_SYNCSOURCE_DESTROY \
  	_IOWR(KGSL_IOC_TYPE, 0x41, struct kgsl_syncsource_destroy)
  
  /**
   * struct kgsl_syncsource_create_fence - Argument to
   *     IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE
   * @id: syncsource id
   * @fence_fd: returned sync_fence fd
   *
   * Create a fence that may be signaled by userspace by calling
   * IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE. There are no order dependencies between
   * these fences.
   */
  struct kgsl_syncsource_create_fence {
  	unsigned int id;
  	int fence_fd;
  /* private: reserved for future use */
  	unsigned int __pad[4];
  };
  
  /**
   * struct kgsl_syncsource_signal_fence - Argument to
   *     IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE
   * @id: syncsource id
   * @fence_fd: sync_fence fd to signal
   *
   * Signal a fence that was created by a IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE
   * call using the same syncsource id. This allows a fence to be shared
   * to other processes but only signaled by the process owning the fd
   * used to create the fence.
   */
  #define IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE \
  	_IOWR(KGSL_IOC_TYPE, 0x42, struct kgsl_syncsource_create_fence)
  
  struct kgsl_syncsource_signal_fence {
  	unsigned int id;
  	int fence_fd;
  /* private: reserved for future use */
  	unsigned int __pad[4];
  };
  
  #define IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE \
  	_IOWR(KGSL_IOC_TYPE, 0x43, struct kgsl_syncsource_signal_fence)
  
  /**
   * struct kgsl_cff_sync_gpuobj - Argument to IOCTL_KGSL_CFF_SYNC_GPUOBJ
   * @offset: Offset into the GPU object to sync
   * @length: Number of bytes to sync
   * @id: ID of the GPU object to sync
   */
  struct kgsl_cff_sync_gpuobj {
  	uint64_t offset;
  	uint64_t length;
  	unsigned int id;
  };
  
  #define IOCTL_KGSL_CFF_SYNC_GPUOBJ \
  	_IOW(KGSL_IOC_TYPE, 0x44, struct kgsl_cff_sync_gpuobj)
  
  /**
   * struct kgsl_gpuobj_alloc - Argument to IOCTL_KGSL_GPUOBJ_ALLOC
   * @size: Size in bytes of the object to allocate
   * @flags: mask of KGSL_MEMFLAG_* bits
   * @va_len: Size in bytes of the virtual region to allocate
   * @mmapsize: Returns the mmap() size of the object
   * @id: Returns the GPU object ID of the new object
   * @metadata_len: Length of the metdata to copy from the user
   * @metadata: Pointer to the user specified metadata to store for the object
   */
  struct kgsl_gpuobj_alloc {
  	uint64_t size;
  	uint64_t flags;
  	uint64_t va_len;
  	uint64_t mmapsize;
  	unsigned int id;
  	unsigned int metadata_len;
  	uint64_t metadata;
  };
  
  /* Let the user know that this header supports the gpuobj metadata */
  #define KGSL_GPUOBJ_ALLOC_METADATA_MAX 64
  
  #define IOCTL_KGSL_GPUOBJ_ALLOC \
  	_IOWR(KGSL_IOC_TYPE, 0x45, struct kgsl_gpuobj_alloc)
  
  /**
   * struct kgsl_gpuobj_free - Argument to IOCTL_KGLS_GPUOBJ_FREE
   * @flags: Mask of: KGSL_GUPOBJ_FREE_ON_EVENT
   * @priv: Pointer to the private object if KGSL_GPUOBJ_FREE_ON_EVENT is
   * specified
   * @id: ID of the GPU object to free
   * @type: If KGSL_GPUOBJ_FREE_ON_EVENT is specified, the type of asynchronous
   * event to free on
   * @len: Length of the data passed in priv
   */
  struct kgsl_gpuobj_free {
  	uint64_t flags;
  	uint64_t __user priv;
  	unsigned int id;
  	unsigned int type;
  	unsigned int len;
  };
  
  #define KGSL_GPUOBJ_FREE_ON_EVENT 1
  
  #define KGSL_GPU_EVENT_TIMESTAMP 1
  #define KGSL_GPU_EVENT_FENCE     2
  
  /**
   * struct kgsl_gpu_event_timestamp - Specifies a timestamp event to free a GPU
   * object on
   * @context_id: ID of the timestamp event to wait for
   * @timestamp: Timestamp of the timestamp event to wait for
   */
  struct kgsl_gpu_event_timestamp {
  	unsigned int context_id;
  	unsigned int timestamp;
  };
  
  /**
   * struct kgsl_gpu_event_fence - Specifies a fence ID to to free a GPU object on
   * @fd: File descriptor for the fence
   */
  struct kgsl_gpu_event_fence {
  	int fd;
  };
  
  #define IOCTL_KGSL_GPUOBJ_FREE \
  	_IOW(KGSL_IOC_TYPE, 0x46, struct kgsl_gpuobj_free)
  
  /**
   * struct kgsl_gpuobj_info - argument to IOCTL_KGSL_GPUOBJ_INFO
   * @gpuaddr: GPU address of the object
   * @flags: Current flags for the object
   * @size: Size of the object
   * @va_len: VA size of the object
   * @va_addr: Virtual address of the object (if it is mapped)
   * id - GPU object ID of the object to query
   */
  struct kgsl_gpuobj_info {
  	uint64_t gpuaddr;
  	uint64_t flags;
  	uint64_t size;
  	uint64_t va_len;
  	uint64_t va_addr;
  	unsigned int id;
  };
  
  #define IOCTL_KGSL_GPUOBJ_INFO \
  	_IOWR(KGSL_IOC_TYPE, 0x47, struct kgsl_gpuobj_info)
  
  /**
   * struct kgsl_gpuobj_import - argument to IOCTL_KGSL_GPUOBJ_IMPORT
   * @priv: Pointer to the private data for the import type
   * @priv_len: Length of the private data
   * @flags: Mask of KGSL_MEMFLAG_ flags
   * @type: Type of the import (KGSL_USER_MEM_TYPE_*)
   * @id: Returns the ID of the new GPU object
   */
  struct kgsl_gpuobj_import {
  	uint64_t __user priv;
  	uint64_t priv_len;
  	uint64_t flags;
  	unsigned int type;
  	unsigned int id;
  };
  
  /**
   * struct kgsl_gpuobj_import_dma_buf - import a dmabuf object
   * @fd: File descriptor for the dma-buf object
   */
  struct kgsl_gpuobj_import_dma_buf {
  	int fd;
  };
  
  /**
   * struct kgsl_gpuobj_import_useraddr - import an object based on a useraddr
   * @virtaddr: Virtual address of the object to import
   */
  struct kgsl_gpuobj_import_useraddr {
  	uint64_t virtaddr;
  };
  
  #define IOCTL_KGSL_GPUOBJ_IMPORT \
  	_IOWR(KGSL_IOC_TYPE, 0x48, struct kgsl_gpuobj_import)
  
  /**
   * struct kgsl_gpuobj_sync_obj - Individual GPU object to sync
   * @offset: Offset within the GPU object to sync
   * @length: Number of bytes to sync
   * @id: ID of the GPU object to sync
   * @op: Cache operation to execute
   */
  
  struct kgsl_gpuobj_sync_obj {
  	uint64_t offset;
  	uint64_t length;
  	unsigned int id;
  	unsigned int op;
  };
  
  /**
   * struct kgsl_gpuobj_sync - Argument for IOCTL_KGSL_GPUOBJ_SYNC
   * @objs: Pointer to an array of kgsl_gpuobj_sync_obj structs
   * @obj_len: Size of each item in the array
   * @count: Number of items in the array
   */
  
  struct kgsl_gpuobj_sync {
  	uint64_t __user objs;
  	unsigned int obj_len;
  	unsigned int count;
  };
  
  #define IOCTL_KGSL_GPUOBJ_SYNC \
  	_IOW(KGSL_IOC_TYPE, 0x49, struct kgsl_gpuobj_sync)
  
  /**
   * struct kgsl_command_object - GPU command object
   * @offset: GPU address offset of the object
   * @gpuaddr: GPU address of the object
   * @size: Size of the object
   * @flags: Current flags for the object
   * @id - GPU command object ID
   */
  struct kgsl_command_object {
  	uint64_t offset;
  	uint64_t gpuaddr;
  	uint64_t size;
  	unsigned int flags;
  	unsigned int id;
  };
  
  /**
   * struct kgsl_command_syncpoint - GPU syncpoint object
   * @priv: Pointer to the type specific buffer
   * @size: Size of the type specific buffer
   * @type: type of sync point defined here
   */
  struct kgsl_command_syncpoint {
  	uint64_t __user priv;
  	uint64_t size;
  	unsigned int type;
  };
  
  /**
   * struct kgsl_command_object - Argument for IOCTL_KGSL_GPU_COMMAND
   * @flags: Current flags for the object
   * @cmdlist: List of kgsl_command_objects for submission
   * @cmd_size: Size of kgsl_command_objects structure
   * @numcmds: Number of kgsl_command_objects in command list
   * @objlist: List of kgsl_command_objects for tracking
   * @obj_size: Size of kgsl_command_objects structure
   * @numobjs: Number of kgsl_command_objects in object list
   * @synclist: List of kgsl_command_syncpoints
   * @sync_size: Size of kgsl_command_syncpoint structure
   * @numsyncs: Number of kgsl_command_syncpoints in syncpoint list
   * @context_id: Context ID submittin ghte kgsl_gpu_command
   * @timestamp: Timestamp for the submitted commands
   */
  struct kgsl_gpu_command {
  	uint64_t flags;
  	uint64_t __user cmdlist;
  	unsigned int cmdsize;
  	unsigned int numcmds;
  	uint64_t __user objlist;
  	unsigned int objsize;
  	unsigned int numobjs;
  	uint64_t __user synclist;
  	unsigned int syncsize;
  	unsigned int numsyncs;
  	unsigned int context_id;
  	unsigned int timestamp;
  };
  
  #define IOCTL_KGSL_GPU_COMMAND \
  	_IOWR(KGSL_IOC_TYPE, 0x4A, struct kgsl_gpu_command)
  
  /**
   * struct kgsl_preemption_counters_query - argument to
   * IOCTL_KGSL_PREEMPTIONCOUNTER_QUERY
   * @counters: Return preemption counters array
   * @size_user: Size allocated by userspace
   * @size_priority_level: Size of preemption counters for each
   * priority level
   * @max_priority_level: Return max number of priority levels
   *
   * Query the available preemption counters. The array counters
   * is used to return preemption counters. The size of the array
   * is passed in so the kernel will only write at most size_user
   * or max available preemption counters.  The total number of
   * preemption counters is returned in max_priority_level. If the
   * array or size passed in are invalid, then an error is
   * returned back.
   */
  struct kgsl_preemption_counters_query {
  	uint64_t __user counters;
  	unsigned int size_user;
  	unsigned int size_priority_level;
  	unsigned int max_priority_level;
  };
  
  #define IOCTL_KGSL_PREEMPTIONCOUNTER_QUERY \
  	_IOWR(KGSL_IOC_TYPE, 0x4B, struct kgsl_preemption_counters_query)
  
  /**
   * struct kgsl_gpuobj_set_info - argument for IOCTL_KGSL_GPUOBJ_SET_INFO
   * @flags: Flags to indicate which parameters to change
   * @metadata:  If KGSL_GPUOBJ_SET_INFO_METADATA is set, a pointer to the new
   * metadata
   * @id: GPU memory object ID to change
   * @metadata_len:  If KGSL_GPUOBJ_SET_INFO_METADATA is set, the length of the
   * new metadata string
   * @type: If KGSL_GPUOBJ_SET_INFO_TYPE is set, the new type of the memory object
   */
  
  #define KGSL_GPUOBJ_SET_INFO_METADATA (1 << 0)
  #define KGSL_GPUOBJ_SET_INFO_TYPE (1 << 1)
  
  struct kgsl_gpuobj_set_info {
  	uint64_t flags;
  	uint64_t metadata;
  	unsigned int id;
  	unsigned int metadata_len;
  	unsigned int type;
  };
  
  #define IOCTL_KGSL_GPUOBJ_SET_INFO \
  	_IOW(KGSL_IOC_TYPE, 0x4C, struct kgsl_gpuobj_set_info)
  
  /**
   * struct kgsl_sparse_phys_alloc - Argument for IOCTL_KGSL_SPARSE_PHYS_ALLOC
   * @size: Size in bytes to back
   * @pagesize: Pagesize alignment required
   * @flags: Flags for this allocation
   * @id: Returned ID for this allocation
   */
  struct kgsl_sparse_phys_alloc {
  	uint64_t size;
  	uint64_t pagesize;
  	uint64_t flags;
  	unsigned int id;
  };
  
  #define IOCTL_KGSL_SPARSE_PHYS_ALLOC \
  	_IOWR(KGSL_IOC_TYPE, 0x50, struct kgsl_sparse_phys_alloc)
  
  /**
   * struct kgsl_sparse_phys_free - Argument for IOCTL_KGSL_SPARSE_PHYS_FREE
   * @id: ID to free
   */
  struct kgsl_sparse_phys_free {
  	unsigned int id;
  };
  
  #define IOCTL_KGSL_SPARSE_PHYS_FREE \
  	_IOW(KGSL_IOC_TYPE, 0x51, struct kgsl_sparse_phys_free)
  
  /**
   * struct kgsl_sparse_virt_alloc - Argument for IOCTL_KGSL_SPARSE_VIRT_ALLOC
   * @size: Size in bytes to reserve
   * @pagesize: Pagesize alignment required
   * @flags: Flags for this allocation
   * @id: Returned ID for this allocation
   * @gpuaddr: Returned GPU address for this allocation
   */
  struct kgsl_sparse_virt_alloc {
  	uint64_t size;
  	uint64_t pagesize;
  	uint64_t flags;
  	uint64_t gpuaddr;
  	unsigned int id;
  };
  
  #define IOCTL_KGSL_SPARSE_VIRT_ALLOC \
  	_IOWR(KGSL_IOC_TYPE, 0x52, struct kgsl_sparse_virt_alloc)
  
  /**
   * struct kgsl_sparse_virt_free - Argument for IOCTL_KGSL_SPARSE_VIRT_FREE
   * @id: ID to free
   */
  struct kgsl_sparse_virt_free {
  	unsigned int id;
  };
  
  #define IOCTL_KGSL_SPARSE_VIRT_FREE \
  	_IOW(KGSL_IOC_TYPE, 0x53, struct kgsl_sparse_virt_free)
  
  /**
   * struct kgsl_sparse_binding_object - Argument for kgsl_sparse_bind
   * @virtoffset: Offset into the virtual ID
   * @physoffset: Offset into the physical ID (bind only)
   * @size: Size in bytes to reserve
   * @flags: Flags for this kgsl_sparse_binding_object
   * @id: Physical ID to bind (bind only)
   */
  struct kgsl_sparse_binding_object {
  	uint64_t virtoffset;
  	uint64_t physoffset;
  	uint64_t size;
  	uint64_t flags;
  	unsigned int id;
  };
  
  /**
   * struct kgsl_sparse_bind - Argument for IOCTL_KGSL_SPARSE_BIND
   * @list: List of kgsl_sparse_bind_objects to bind/unbind
   * @id: Virtual ID to bind/unbind
   * @size: Size of kgsl_sparse_bind_object
   * @count: Number of elements in list
   *
   */
  struct kgsl_sparse_bind {
  	uint64_t __user list;
  	unsigned int id;
  	unsigned int size;
  	unsigned int count;
  };
  
  #define IOCTL_KGSL_SPARSE_BIND \
  	_IOW(KGSL_IOC_TYPE, 0x54, struct kgsl_sparse_bind)
  
  /**
   * struct kgsl_gpu_sparse_command - Argument for
   * IOCTL_KGSL_GPU_SPARSE_COMMAND
   * @flags: Current flags for the object
   * @sparselist: List of kgsl_sparse_binding_object to bind/unbind
   * @synclist: List of kgsl_command_syncpoints
   * @sparsesize: Size of kgsl_sparse_binding_object
   * @numsparse: Number of elements in list
   * @sync_size: Size of kgsl_command_syncpoint structure
   * @numsyncs: Number of kgsl_command_syncpoints in syncpoint list
   * @context_id: Context ID submitting the kgsl_gpu_command
   * @timestamp: Timestamp for the submitted commands
   * @id: Virtual ID to bind/unbind
   */
  struct kgsl_gpu_sparse_command {
  	uint64_t flags;
  	uint64_t __user sparselist;
  	uint64_t __user synclist;
  	unsigned int sparsesize;
  	unsigned int numsparse;
  	unsigned int syncsize;
  	unsigned int numsyncs;
  	unsigned int context_id;
  	unsigned int timestamp;
  	unsigned int id;
  };
  
  #define IOCTL_KGSL_GPU_SPARSE_COMMAND \
  	_IOWR(KGSL_IOC_TYPE, 0x55, struct kgsl_gpu_sparse_command)
  
  #endif /* _UAPI_MSM_KGSL_H */
  