Re: [RFC i-g-t 7/9] lib/intel_drm_stubs: Add stubs for functionality from libdrm_intel.

[Robert Foss <robert.foss@collabora.com>]

On 2016-05-24 04:05 AM, Daniel Vetter wrote:
> On Fri, May 20, 2016 at 06:59:31PM -0400, robert.foss@collabora.com wrote:
>> From: Robert Foss <robert.foss@collabora.com>
>>
>> This patch provides stubs for functionality otherwise provided by libdrm_intel.
>>
>> The stubbed functions all fail with a call to igt_require(false).
>> Defines and enums have been copied from libdrm_intel.
>
> For prettiness mayb igt_require_f(false, "Not compiled with libdrm_intel
> support\n"); or something similar.
> -Daniel

Ack, added in v2.

Rob.

>
>>
>> Due to the stubbed tests failing with an igt_require() call, these stubs are
>> not well suited for non-tests, since tools/benchmarks/etc 'skipping'
>> execution is unhelpful.
>>
>> Signed-off-by: Robert Foss <robert.foss@collabora.com>
>> ---
>>   lib/Makefile.sources  |   2 +
>>   lib/intel_drm_stubs.c | 258 +++++++++++++
>>   lib/intel_drm_stubs.h | 999 ++++++++++++++++++++++++++++++++++++++++++++++++++
>>   3 files changed, 1259 insertions(+)
>>   create mode 100644 lib/intel_drm_stubs.c
>>   create mode 100644 lib/intel_drm_stubs.h
>>
>> diff --git a/lib/Makefile.sources b/lib/Makefile.sources
>> index 1316fd2..c0f9f6d 100644
>> --- a/lib/Makefile.sources
>> +++ b/lib/Makefile.sources
>> @@ -21,6 +21,8 @@ libintel_tools_la_SOURCES = 	\
>>   	intel_batchbuffer.c	\
>>   	intel_batchbuffer.h	\
>>   	intel_chipset.h		\
>> +	intel_drm_stubs.c	\
>> +	intel_drm_stubs.h	\
>>   	intel_os.c		\
>>   	intel_io.h		\
>>   	intel_mmio.c		\
>> diff --git a/lib/intel_drm_stubs.c b/lib/intel_drm_stubs.c
>> new file mode 100644
>> index 0000000..d46a9b3
>> --- /dev/null
>> +++ b/lib/intel_drm_stubs.c
>> @@ -0,0 +1,258 @@
>> +#ifndef HAVE_INTEL
>> +
>> +#include "intel_drm_stubs.h"
>> +
>> +drm_intel_bufmgr *drm_intel_bufmgr_gem_init(int fd, int batch_size)
>> +{
>> +	igt_require(false);
>> +	return (drm_intel_bufmgr *) NULL;
>> +}
>> +
>> +void drm_intel_bo_unreference(drm_intel_bo *bo)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +drm_intel_bo *drm_intel_bo_alloc(drm_intel_bufmgr *bufmgr, const char *name,
>> +				 unsigned long size, unsigned int alignment)
>> +{
>> +	igt_require(false);
>> +	return (drm_intel_bo *) NULL;
>> +}
>> +
>> +int drm_intel_bo_subdata(drm_intel_bo *bo, unsigned long offset,
>> +			 unsigned long size, const void *data)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_gem_bo_context_exec(drm_intel_bo *bo, drm_intel_context *ctx,
>> +				  int used, unsigned int flags)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_bo_emit_reloc(drm_intel_bo *bo, uint32_t offset,
>> +				drm_intel_bo *target_bo, uint32_t target_offset,
>> +				uint32_t read_domains, uint32_t write_domain)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_bo_emit_reloc_fence(drm_intel_bo *bo, uint32_t offset,
>> +				  drm_intel_bo *target_bo,
>> +				  uint32_t target_offset,
>> +				  uint32_t read_domains, uint32_t write_domain)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_bo_get_tiling(drm_intel_bo *bo, uint32_t * tiling_mode,
>> +				uint32_t * swizzle_mode)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_bo_mrb_exec(drm_intel_bo *bo, int used,
>> +			struct drm_clip_rect *cliprects, int num_cliprects, int DR4,
>> +			unsigned int flags)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +void drm_intel_bufmgr_gem_set_aub_annotations(drm_intel_bo *bo,
>> +					 drm_intel_aub_annotation *annotations,
>> +					 unsigned count)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +void drm_intel_bufmgr_gem_enable_reuse(drm_intel_bufmgr *bufmgr)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +int drm_intel_bo_exec(drm_intel_bo *bo, int used,
>> +			  struct drm_clip_rect *cliprects, int num_cliprects, int DR4)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +void drm_intel_bufmgr_destroy(drm_intel_bufmgr *bufmgr)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +void drm_intel_bo_wait_rendering(drm_intel_bo *bo)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +int drm_intel_bo_get_subdata(drm_intel_bo *bo, unsigned long offset,
>> +				 unsigned long size, void *data)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_bo_map(drm_intel_bo *bo, int write_enable)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_gem_bo_map_gtt(drm_intel_bo *bo)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +void drm_intel_bufmgr_gem_enable_fenced_relocs(drm_intel_bufmgr *bufmgr)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +int drm_intel_bo_unmap(drm_intel_bo *bo)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_bo_flink(drm_intel_bo *bo, uint32_t * name)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +drm_intel_bo *drm_intel_bo_gem_create_from_name(drm_intel_bufmgr *bufmgr,
>> +						const char *name,
>> +						unsigned int handle)
>> +{
>> +	igt_require(false);
>> +	return (drm_intel_bo *) NULL;
>> +}
>> +
>> +int drm_intel_bo_gem_export_to_prime(drm_intel_bo *bo, int *prime_fd)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +drm_intel_bo *drm_intel_bo_gem_create_from_prime(drm_intel_bufmgr *bufmgr,
>> +						int prime_fd, int size)
>> +{
>> +	igt_require(false);
>> +	return (drm_intel_bo *) NULL;
>> +}
>> +
>> +void drm_intel_bufmgr_gem_set_vma_cache_size(drm_intel_bufmgr *bufmgr,
>> +						 int limit)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +int drm_intel_gem_bo_unmap_gtt(drm_intel_bo *bo)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +drm_intel_context *drm_intel_gem_context_create(drm_intel_bufmgr *bufmgr)
>> +{
>> +	igt_require(false);
>> +	return (drm_intel_bo *) NULL;
>> +}
>> +
>> +void drm_intel_gem_context_destroy(drm_intel_context *ctx)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +drm_intel_bo *drm_intel_bo_alloc_tiled(drm_intel_bufmgr *bufmgr,
>> +					   const char *name,
>> +					   int x, int y, int cpp,
>> +					   uint32_t *tiling_mode,
>> +					   unsigned long *pitch,
>> +					   unsigned long flags)
>> +{
>> +	igt_require(false);
>> +	return (drm_intel_bo *) NULL;
>> +}
>> +
>> +void drm_intel_bufmgr_gem_set_aub_filename(drm_intel_bufmgr *bufmgr,
>> +					  const char *filename)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +void drm_intel_bufmgr_gem_set_aub_dump(drm_intel_bufmgr *bufmgr, int enable)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +void drm_intel_gem_bo_aub_dump_bmp(drm_intel_bo *bo,
>> +				   int x1, int y1, int width, int height,
>> +				   enum aub_dump_bmp_format format,
>> +				   int pitch, int offset)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +void drm_intel_gem_bo_start_gtt_access(drm_intel_bo *bo, int write_enable)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +int drm_intel_bo_set_tiling(drm_intel_bo *bo, uint32_t * tiling_mode,
>> +				uint32_t stride)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_bo_disable_reuse(drm_intel_bo *bo)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +void drm_intel_bo_reference(drm_intel_bo *bo)
>> +{
>> +	igt_require(false);
>> +}
>> +
>> +int drm_intel_bufmgr_gem_get_devid(drm_intel_bufmgr *bufmgr)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +drm_intel_bo *drm_intel_bo_alloc_for_render(drm_intel_bufmgr *bufmgr,
>> +						const char *name,
>> +						unsigned long size,
>> +						unsigned int alignment)
>> +{
>> +	igt_require(false);
>> +	return (drm_intel_bo *) NULL;
>> +}
>> +
>> +int drm_intel_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +int drm_intel_gem_bo_wait(drm_intel_bo *bo, int64_t timeout_ns)
>> +{
>> +	igt_require(false);
>> +	return 0;
>> +}
>> +
>> +#endif//HAVE_INTEL
>> diff --git a/lib/intel_drm_stubs.h b/lib/intel_drm_stubs.h
>> new file mode 100644
>> index 0000000..fdfaaeb
>> --- /dev/null
>> +++ b/lib/intel_drm_stubs.h
>> @@ -0,0 +1,999 @@
>> +#ifndef INTEL_DRM_STUBS_H
>> +#define INTEL_DRM_STUBS_H
>> +
>> +#include <xf86drm.h>
>> +
>> +#include "igt_core.h"
>> +
>> +#ifdef HAVE_INTEL
>> +#include <i915_drm.h>
>> +#include <intel_bufmgr.h>
>> +#include <drm.h>
>> +
>> +
>> +#else
>> +#define i915_execbuffer2_set_context_id(eb2, context) igt_require(false);
>> +#define i915_execbuffer2_get_context_id(eb2) igt_require(false);
>> +
>> +#define I915_EXEC_GEN7_SOL_RESET	(1<<8)
>> +#define I915_EXEC_SECURE		(1<<9)
>> +#define I915_EXEC_IS_PINNED		(1<<10)
>> +#define I915_EXEC_NO_RELOC		(1<<11)
>> +#define I915_EXEC_HANDLE_LUT		(1<<12)
>> +#define I915_EXEC_BSD_MASK		(3<<13)
>> +#define I915_EXEC_BSD_DEFAULT		(0<<13) /* default ping-pong mode */
>> +#define I915_EXEC_BSD_RING1		(1<<13)
>> +#define I915_EXEC_BSD_RING2		(2<<13)
>> +
>> +#define I915_MADV_WILLNEED 0
>> +#define I915_MADV_DONTNEED 1
>> +
>> +#define I915_TILING_NONE	0
>> +#define I915_TILING_X		1
>> +#define I915_TILING_Y		2
>> +
>> +#define I915_CACHING_NONE		0
>> +#define I915_CACHING_CACHED		1
>> +#define I915_CACHING_DISPLAY	2
>> +
>> +#define I915_BIT_6_SWIZZLE_NONE		0
>> +#define I915_BIT_6_SWIZZLE_9		1
>> +#define I915_BIT_6_SWIZZLE_9_10		2
>> +#define I915_BIT_6_SWIZZLE_9_11		3
>> +#define I915_BIT_6_SWIZZLE_9_10_11	4
>> +#define I915_BIT_6_SWIZZLE_UNKNOWN	5
>> +#define I915_BIT_6_SWIZZLE_9_17		6
>> +#define I915_BIT_6_SWIZZLE_9_10_17	7
>> +
>> +#define I915_PARAM_CHIPSET_ID		4
>> +
>> +#define I915_PARAM_IRQ_ACTIVE            1
>> +#define I915_PARAM_ALLOW_BATCHBUFFER     2
>> +#define I915_PARAM_LAST_DISPATCH         3
>> +#define I915_PARAM_CHIPSET_ID            4
>> +#define I915_PARAM_HAS_GEM               5
>> +#define I915_PARAM_NUM_FENCES_AVAIL      6
>> +#define I915_PARAM_HAS_OVERLAY           7
>> +#define I915_PARAM_HAS_PAGEFLIPPING	 8
>> +#define I915_PARAM_HAS_EXECBUF2          9
>> +#define I915_PARAM_HAS_BSD		 10
>> +#define I915_PARAM_HAS_BLT		 11
>> +#define I915_PARAM_HAS_RELAXED_FENCING	 12
>> +#define I915_PARAM_HAS_COHERENT_RINGS	 13
>> +#define I915_PARAM_HAS_EXEC_CONSTANTS	 14
>> +#define I915_PARAM_HAS_RELAXED_DELTA	 15
>> +#define I915_PARAM_HAS_GEN7_SOL_RESET	 16
>> +#define I915_PARAM_HAS_LLC     	 	 17
>> +#define I915_PARAM_HAS_ALIASING_PPGTT	 18
>> +#define I915_PARAM_HAS_WAIT_TIMEOUT	 19
>> +#define I915_PARAM_HAS_SEMAPHORES	 20
>> +#define I915_PARAM_HAS_PRIME_VMAP_FLUSH	 21
>> +#define I915_PARAM_HAS_VEBOX		 22
>> +#define I915_PARAM_HAS_SECURE_BATCHES	 23
>> +#define I915_PARAM_HAS_PINNED_BATCHES	 24
>> +#define I915_PARAM_HAS_EXEC_NO_RELOC	 25
>> +#define I915_PARAM_HAS_EXEC_HANDLE_LUT   26
>> +#define I915_PARAM_HAS_WT     	 	 27
>> +#define I915_PARAM_CMD_PARSER_VERSION	 28
>> +#define I915_PARAM_HAS_COHERENT_PHYS_GTT 29
>> +#define I915_PARAM_MMAP_VERSION          30
>> +#define I915_PARAM_HAS_BSD2		 31
>> +#define I915_PARAM_REVISION              32
>> +#define I915_PARAM_SUBSLICE_TOTAL	 33
>> +#define I915_PARAM_EU_TOTAL		 34
>> +#define I915_PARAM_HAS_GPU_RESET	 35
>> +#define I915_PARAM_HAS_RESOURCE_STREAMER 36
>> +#define I915_PARAM_HAS_EXEC_SOFTPIN	 37
>> +
>> +#define I915_GEM_DOMAIN_CPU		0x00000001
>> +#define I915_GEM_DOMAIN_RENDER		0x00000002
>> +#define I915_GEM_DOMAIN_SAMPLER		0x00000004
>> +#define I915_GEM_DOMAIN_COMMAND		0x00000008
>> +#define I915_GEM_DOMAIN_INSTRUCTION	0x00000010
>> +#define I915_GEM_DOMAIN_VERTEX		0x00000020
>> +#define I915_GEM_DOMAIN_GTT		0x00000040
>> +
>> +#define DRM_I915_INIT		0x00
>> +#define DRM_I915_FLUSH		0x01
>> +#define DRM_I915_FLIP		0x02
>> +#define DRM_I915_BATCHBUFFER	0x03
>> +#define DRM_I915_IRQ_EMIT	0x04
>> +#define DRM_I915_IRQ_WAIT	0x05
>> +#define DRM_I915_GETPARAM	0x06
>> +#define DRM_I915_SETPARAM	0x07
>> +#define DRM_I915_ALLOC		0x08
>> +#define DRM_I915_FREE		0x09
>> +#define DRM_I915_INIT_HEAP	0x0a
>> +#define DRM_I915_CMDBUFFER	0x0b
>> +#define DRM_I915_DESTROY_HEAP	0x0c
>> +#define DRM_I915_SET_VBLANK_PIPE	0x0d
>> +#define DRM_I915_GET_VBLANK_PIPE	0x0e
>> +#define DRM_I915_VBLANK_SWAP	0x0f
>> +#define DRM_I915_HWS_ADDR	0x11
>> +#define DRM_I915_GEM_INIT	0x13
>> +#define DRM_I915_GEM_EXECBUFFER	0x14
>> +#define DRM_I915_GEM_PIN	0x15
>> +#define DRM_I915_GEM_UNPIN	0x16
>> +#define DRM_I915_GEM_BUSY	0x17
>> +#define DRM_I915_GEM_THROTTLE	0x18
>> +#define DRM_I915_GEM_ENTERVT	0x19
>> +#define DRM_I915_GEM_LEAVEVT	0x1a
>> +#define DRM_I915_GEM_CREATE	0x1b
>> +#define DRM_I915_GEM_PREAD	0x1c
>> +#define DRM_I915_GEM_PWRITE	0x1d
>> +#define DRM_I915_GEM_MMAP	0x1e
>> +#define DRM_I915_GEM_SET_DOMAIN	0x1f
>> +#define DRM_I915_GEM_SW_FINISH	0x20
>> +#define DRM_I915_GEM_SET_TILING	0x21
>> +#define DRM_I915_GEM_GET_TILING	0x22
>> +#define DRM_I915_GEM_GET_APERTURE 0x23
>> +#define DRM_I915_GEM_MMAP_GTT	0x24
>> +#define DRM_I915_GET_PIPE_FROM_CRTC_ID	0x25
>> +#define DRM_I915_GEM_MADVISE	0x26
>> +#define DRM_I915_OVERLAY_PUT_IMAGE	0x27
>> +#define DRM_I915_OVERLAY_ATTRS	0x28
>> +#define DRM_I915_GEM_EXECBUFFER2	0x29
>> +#define DRM_I915_GET_SPRITE_COLORKEY	0x2a
>> +#define DRM_I915_SET_SPRITE_COLORKEY	0x2b
>> +#define DRM_I915_GEM_WAIT	0x2c
>> +#define DRM_I915_GEM_CONTEXT_CREATE	0x2d
>> +#define DRM_I915_GEM_CONTEXT_DESTROY	0x2e
>> +#define DRM_I915_GEM_SET_CACHING	0x2f
>> +#define DRM_I915_GEM_GET_CACHING	0x30
>> +#define DRM_I915_REG_READ		0x31
>> +#define DRM_I915_GET_RESET_STATS	0x32
>> +#define DRM_I915_GEM_USERPTR		0x33
>> +#define DRM_I915_GEM_CONTEXT_GETPARAM	0x34
>> +#define DRM_I915_GEM_CONTEXT_SETPARAM	0x35
>> +
>> +#define DRM_IOCTL_I915_INIT		DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
>> +#define DRM_IOCTL_I915_FLUSH		DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
>> +#define DRM_IOCTL_I915_FLIP		DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP)
>> +#define DRM_IOCTL_I915_BATCHBUFFER	DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t)
>> +#define DRM_IOCTL_I915_IRQ_EMIT         DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t)
>> +#define DRM_IOCTL_I915_IRQ_WAIT         DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t)
>> +#define DRM_IOCTL_I915_GETPARAM         DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t)
>> +#define DRM_IOCTL_I915_SETPARAM         DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t)
>> +#define DRM_IOCTL_I915_ALLOC            DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t)
>> +#define DRM_IOCTL_I915_FREE             DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t)
>> +#define DRM_IOCTL_I915_INIT_HEAP        DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t)
>> +#define DRM_IOCTL_I915_CMDBUFFER	DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t)
>> +#define DRM_IOCTL_I915_DESTROY_HEAP	DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t)
>> +#define DRM_IOCTL_I915_SET_VBLANK_PIPE	DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
>> +#define DRM_IOCTL_I915_GET_VBLANK_PIPE	DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
>> +#define DRM_IOCTL_I915_VBLANK_SWAP	DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t)
>> +#define DRM_IOCTL_I915_HWS_ADDR		DRM_IOW(DRM_COMMAND_BASE + DRM_I915_HWS_ADDR, struct drm_i915_gem_init)
>> +#define DRM_IOCTL_I915_GEM_INIT		DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init)
>> +#define DRM_IOCTL_I915_GEM_EXECBUFFER	DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer)
>> +#define DRM_IOCTL_I915_GEM_EXECBUFFER2	DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2)
>> +#define DRM_IOCTL_I915_GEM_PIN		DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin)
>> +#define DRM_IOCTL_I915_GEM_UNPIN	DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin)
>> +#define DRM_IOCTL_I915_GEM_BUSY		DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy)
>> +#define DRM_IOCTL_I915_GEM_SET_CACHING		DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_SET_CACHING, struct drm_i915_gem_caching)
>> +#define DRM_IOCTL_I915_GEM_GET_CACHING		DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_GET_CACHING, struct drm_i915_gem_caching)
>> +#define DRM_IOCTL_I915_GEM_THROTTLE	DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE)
>> +#define DRM_IOCTL_I915_GEM_ENTERVT	DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT)
>> +#define DRM_IOCTL_I915_GEM_LEAVEVT	DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT)
>> +#define DRM_IOCTL_I915_GEM_CREATE	DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create)
>> +#define DRM_IOCTL_I915_GEM_PREAD	DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread)
>> +#define DRM_IOCTL_I915_GEM_PWRITE	DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite)
>> +#define DRM_IOCTL_I915_GEM_MMAP		DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap)
>> +#define DRM_IOCTL_I915_GEM_MMAP_GTT	DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt)
>> +#define DRM_IOCTL_I915_GEM_SET_DOMAIN	DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain)
>> +#define DRM_IOCTL_I915_GEM_SW_FINISH	DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish)
>> +#define DRM_IOCTL_I915_GEM_SET_TILING	DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling)
>> +#define DRM_IOCTL_I915_GEM_GET_TILING	DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling)
>> +#define DRM_IOCTL_I915_GEM_GET_APERTURE	DRM_IOR  (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture)
>> +#define DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_PIPE_FROM_CRTC_ID, struct drm_i915_get_pipe_from_crtc_id)
>> +#define DRM_IOCTL_I915_GEM_MADVISE	DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise)
>> +#define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE	DRM_IOW(DRM_COMMAND_BASE + DRM_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image)
>> +#define DRM_IOCTL_I915_OVERLAY_ATTRS	DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs)
>> +#define DRM_IOCTL_I915_SET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey)
>> +#define DRM_IOCTL_I915_GET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey)
>> +#define DRM_IOCTL_I915_GEM_WAIT		DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_WAIT, struct drm_i915_gem_wait)
>> +#define DRM_IOCTL_I915_GEM_CONTEXT_CREATE	DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_CREATE, struct drm_i915_gem_context_create)
>> +#define DRM_IOCTL_I915_GEM_CONTEXT_DESTROY	DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_DESTROY, struct drm_i915_gem_context_destroy)
>> +#define DRM_IOCTL_I915_REG_READ			DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_REG_READ, struct drm_i915_reg_read)
>> +#define DRM_IOCTL_I915_GET_RESET_STATS		DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GET_RESET_STATS, struct drm_i915_reset_stats)
>> +#define DRM_IOCTL_I915_GEM_USERPTR			DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_USERPTR, struct drm_i915_gem_userptr)
>> +#define DRM_IOCTL_I915_GEM_CONTEXT_GETPARAM	DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_GETPARAM, struct drm_i915_gem_context_param)
>> +#define DRM_IOCTL_I915_GEM_CONTEXT_SETPARAM	DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_SETPARAM, struct drm_i915_gem_context_param)
>> +
>> +enum aub_dump_bmp_format {
>> +	AUB_DUMP_BMP_FORMAT_8BIT = 1,
>> +	AUB_DUMP_BMP_FORMAT_ARGB_4444 = 4,
>> +	AUB_DUMP_BMP_FORMAT_ARGB_0888 = 6,
>> +	AUB_DUMP_BMP_FORMAT_ARGB_8888 = 7,
>> +};
>> +
>> +typedef struct _drm_intel_bo drm_intel_bo;
>> +typedef struct _drm_intel_bufmgr drm_intel_bufmgr;
>> +typedef struct _drm_intel_context drm_intel_context;
>> +
>> +struct _drm_intel_context {
>> +	unsigned int ctx_id;
>> +	struct _drm_intel_bufmgr *bufmgr;
>> +};
>> +
>> +struct _drm_intel_bufmgr {
>> +	/**
>> +	 * Allocate a buffer object.
>> +	 *
>> +	 * Buffer objects are not necessarily initially mapped into CPU virtual
>> +	 * address space or graphics device aperture.  They must be mapped
>> +	 * using bo_map() or drm_intel_gem_bo_map_gtt() to be used by the CPU.
>> +	 */
>> +	drm_intel_bo *(*bo_alloc) (drm_intel_bufmgr *bufmgr, const char *name,
>> +				   unsigned long size, unsigned int alignment);
>> +
>> +	/**
>> +	 * Allocate a buffer object, hinting that it will be used as a
>> +	 * render target.
>> +	 *
>> +	 * This is otherwise the same as bo_alloc.
>> +	 */
>> +	drm_intel_bo *(*bo_alloc_for_render) (drm_intel_bufmgr *bufmgr,
>> +						  const char *name,
>> +						  unsigned long size,
>> +						  unsigned int alignment);
>> +
>> +	/**
>> +	 * Allocate a buffer object from an existing user accessible
>> +	 * address malloc'd with the provided size.
>> +	 * Alignment is used when mapping to the gtt.
>> +	 * Flags may be I915_VMAP_READ_ONLY or I915_USERPTR_UNSYNCHRONIZED
>> +	 */
>> +	drm_intel_bo *(*bo_alloc_userptr)(drm_intel_bufmgr *bufmgr,
>> +					  const char *name, void *addr,
>> +					  uint32_t tiling_mode, uint32_t stride,
>> +					  unsigned long size,
>> +					  unsigned long flags);
>> +
>> +	/**
>> +	 * Allocate a tiled buffer object.
>> +	 *
>> +	 * Alignment for tiled objects is set automatically; the 'flags'
>> +	 * argument provides a hint about how the object will be used initially.
>> +	 *
>> +	 * Valid tiling formats are:
>> +	 *  I915_TILING_NONE
>> +	 *  I915_TILING_X
>> +	 *  I915_TILING_Y
>> +	 *
>> +	 * Note the tiling format may be rejected; callers should check the
>> +	 * 'tiling_mode' field on return, as well as the pitch value, which
>> +	 * may have been rounded up to accommodate for tiling restrictions.
>> +	 */
>> +	drm_intel_bo *(*bo_alloc_tiled) (drm_intel_bufmgr *bufmgr,
>> +					 const char *name,
>> +					 int x, int y, int cpp,
>> +					 uint32_t *tiling_mode,
>> +					 unsigned long *pitch,
>> +					 unsigned long flags);
>> +
>> +	/** Takes a reference on a buffer object */
>> +	void (*bo_reference) (drm_intel_bo *bo);
>> +
>> +	/**
>> +	 * Releases a reference on a buffer object, freeing the data if
>> +	 * no references remain.
>> +	 */
>> +	void (*bo_unreference) (drm_intel_bo *bo);
>> +
>> +	/**
>> +	 * Maps the buffer into userspace.
>> +	 *
>> +	 * This function will block waiting for any existing execution on the
>> +	 * buffer to complete, first.  The resulting mapping is available at
>> +	 * buf->virtual.
>> +	 */
>> +	int (*bo_map) (drm_intel_bo *bo, int write_enable);
>> +
>> +	/**
>> +	 * Reduces the refcount on the userspace mapping of the buffer
>> +	 * object.
>> +	 */
>> +	int (*bo_unmap) (drm_intel_bo *bo);
>> +
>> +	/**
>> +	 * Write data into an object.
>> +	 *
>> +	 * This is an optional function, if missing,
>> +	 * drm_intel_bo will map/memcpy/unmap.
>> +	 */
>> +	int (*bo_subdata) (drm_intel_bo *bo, unsigned long offset,
>> +			   unsigned long size, const void *data);
>> +
>> +	/**
>> +	 * Read data from an object
>> +	 *
>> +	 * This is an optional function, if missing,
>> +	 * drm_intel_bo will map/memcpy/unmap.
>> +	 */
>> +	int (*bo_get_subdata) (drm_intel_bo *bo, unsigned long offset,
>> +				   unsigned long size, void *data);
>> +
>> +	/**
>> +	 * Waits for rendering to an object by the GPU to have completed.
>> +	 *
>> +	 * This is not required for any access to the BO by bo_map,
>> +	 * bo_subdata, etc.  It is merely a way for the driver to implement
>> +	 * glFinish.
>> +	 */
>> +	void (*bo_wait_rendering) (drm_intel_bo *bo);
>> +
>> +	/**
>> +	 * Tears down the buffer manager instance.
>> +	 */
>> +	void (*destroy) (drm_intel_bufmgr *bufmgr);
>> +
>> +	/**
>> +	 * Indicate if the buffer can be placed anywhere in the full ppgtt
>> +	 * address range (2^48).
>> +	 *
>> +	 * Any resource used with flat/heapless (0x00000000-0xfffff000)
>> +	 * General State Heap (GSH) or Intructions State Heap (ISH) must
>> +	 * be in a 32-bit range. 48-bit range will only be used when explicitly
>> +	 * requested.
>> +	 *
>> +	 * \param bo Buffer to set the use_48b_address_range flag.
>> +	 * \param enable The flag value.
>> +	 */
>> +	void (*bo_use_48b_address_range) (drm_intel_bo *bo, uint32_t enable);
>> +
>> +	/**
>> +	 * Add relocation entry in reloc_buf, which will be updated with the
>> +	 * target buffer's real offset on on command submission.
>> +	 *
>> +	 * Relocations remain in place for the lifetime of the buffer object.
>> +	 *
>> +	 * \param bo Buffer to write the relocation into.
>> +	 * \param offset Byte offset within reloc_bo of the pointer to
>> +	 *			target_bo.
>> +	 * \param target_bo Buffer whose offset should be written into the
>> +	 *                  relocation entry.
>> +	 * \param target_offset Constant value to be added to target_bo's
>> +	 *			offset in relocation entry.
>> +	 * \param read_domains GEM read domains which the buffer will be
>> +	 *			read into by the command that this relocation
>> +	 *			is part of.
>> +	 * \param write_domains GEM read domains which the buffer will be
>> +	 *			dirtied in by the command that this
>> +	 *			relocation is part of.
>> +	 */
>> +	int (*bo_emit_reloc) (drm_intel_bo *bo, uint32_t offset,
>> +				  drm_intel_bo *target_bo, uint32_t target_offset,
>> +				  uint32_t read_domains, uint32_t write_domain);
>> +	int (*bo_emit_reloc_fence)(drm_intel_bo *bo, uint32_t offset,
>> +				   drm_intel_bo *target_bo,
>> +				   uint32_t target_offset,
>> +				   uint32_t read_domains,
>> +				   uint32_t write_domain);
>> +
>> +	/** Executes the command buffer pointed to by bo. */
>> +	int (*bo_exec) (drm_intel_bo *bo, int used,
>> +			drm_clip_rect_t *cliprects, int num_cliprects,
>> +			int DR4);
>> +
>> +	/** Executes the command buffer pointed to by bo on the selected
>> +	 * ring buffer
>> +	 */
>> +	int (*bo_mrb_exec) (drm_intel_bo *bo, int used,
>> +				drm_clip_rect_t *cliprects, int num_cliprects,
>> +				int DR4, unsigned flags);
>> +
>> +	/**
>> +	 * Pin a buffer to the aperture and fix the offset until unpinned
>> +	 *
>> +	 * \param buf Buffer to pin
>> +	 * \param alignment Required alignment for aperture, in bytes
>> +	 */
>> +	int (*bo_pin) (drm_intel_bo *bo, uint32_t alignment);
>> +
>> +	/**
>> +	 * Unpin a buffer from the aperture, allowing it to be removed
>> +	 *
>> +	 * \param buf Buffer to unpin
>> +	 */
>> +	int (*bo_unpin) (drm_intel_bo *bo);
>> +
>> +	/**
>> +	 * Ask that the buffer be placed in tiling mode
>> +	 *
>> +	 * \param buf Buffer to set tiling mode for
>> +	 * \param tiling_mode desired, and returned tiling mode
>> +	 */
>> +	int (*bo_set_tiling) (drm_intel_bo *bo, uint32_t * tiling_mode,
>> +				  uint32_t stride);
>> +
>> +	/**
>> +	 * Get the current tiling (and resulting swizzling) mode for the bo.
>> +	 *
>> +	 * \param buf Buffer to get tiling mode for
>> +	 * \param tiling_mode returned tiling mode
>> +	 * \param swizzle_mode returned swizzling mode
>> +	 */
>> +	int (*bo_get_tiling) (drm_intel_bo *bo, uint32_t * tiling_mode,
>> +				  uint32_t * swizzle_mode);
>> +
>> +	/**
>> +	 * Set the offset at which this buffer will be softpinned
>> +	 * \param bo Buffer to set the softpin offset for
>> +	 * \param offset Softpin offset
>> +	 */
>> +	int (*bo_set_softpin_offset) (drm_intel_bo *bo, uint64_t offset);
>> +
>> +	/**
>> +	 * Create a visible name for a buffer which can be used by other apps
>> +	 *
>> +	 * \param buf Buffer to create a name for
>> +	 * \param name Returned name
>> +	 */
>> +	int (*bo_flink) (drm_intel_bo *bo, uint32_t * name);
>> +
>> +	/**
>> +	 * Returns 1 if mapping the buffer for write could cause the process
>> +	 * to block, due to the object being active in the GPU.
>> +	 */
>> +	int (*bo_busy) (drm_intel_bo *bo);
>> +
>> +	/**
>> +	 * Specify the volatility of the buffer.
>> +	 * \param bo Buffer to create a name for
>> +	 * \param madv The purgeable status
>> +	 *
>> +	 * Use I915_MADV_DONTNEED to mark the buffer as purgeable, and it will be
>> +	 * reclaimed under memory pressure. If you subsequently require the buffer,
>> +	 * then you must pass I915_MADV_WILLNEED to mark the buffer as required.
>> +	 *
>> +	 * Returns 1 if the buffer was retained, or 0 if it was discarded whilst
>> +	 * marked as I915_MADV_DONTNEED.
>> +	 */
>> +	int (*bo_madvise) (drm_intel_bo *bo, int madv);
>> +
>> +	int (*check_aperture_space) (drm_intel_bo ** bo_array, int count);
>> +
>> +	/**
>> +	 * Disable buffer reuse for buffers which will be shared in some way,
>> +	 * as with scanout buffers. When the buffer reference count goes to
>> +	 * zero, it will be freed and not placed in the reuse list.
>> +	 *
>> +	 * \param bo Buffer to disable reuse for
>> +	 */
>> +	int (*bo_disable_reuse) (drm_intel_bo *bo);
>> +
>> +	/**
>> +	 * Query whether a buffer is reusable.
>> +	 *
>> +	 * \param bo Buffer to query
>> +	 */
>> +	int (*bo_is_reusable) (drm_intel_bo *bo);
>> +
>> +	/**
>> +	 *
>> +	 * Return the pipe associated with a crtc_id so that vblank
>> +	 * synchronization can use the correct data in the request.
>> +	 * This is only supported for KMS and gem at this point, when
>> +	 * unsupported, this function returns -1 and leaves the decision
>> +	 * of what to do in that case to the caller
>> +	 *
>> +	 * \param bufmgr the associated buffer manager
>> +	 * \param crtc_id the crtc identifier
>> +	 */
>> +	int (*get_pipe_from_crtc_id) (drm_intel_bufmgr *bufmgr, int crtc_id);
>> +
>> +	/** Returns true if target_bo is in the relocation tree rooted at bo. */
>> +	int (*bo_references) (drm_intel_bo *bo, drm_intel_bo *target_bo);
>> +
>> +	/**< Enables verbose debugging printouts */
>> +	int debug;
>> +};
>> +
>> +struct _drm_intel_bo {
>> +	/**
>> +	 * Size in bytes of the buffer object.
>> +	 *
>> +	 * The size may be larger than the size originally requested for the
>> +	 * allocation, such as being aligned to page size.
>> +	 */
>> +	unsigned long size;
>> +
>> +	/**
>> +	 * Alignment requirement for object
>> +	 *
>> +	 * Used for GTT mapping & pinning the object.
>> +	 */
>> +	unsigned long align;
>> +
>> +	/**
>> +	 * Deprecated field containing (possibly the low 32-bits of) the last
>> +	 * seen virtual card address.  Use offset64 instead.
>> +	 */
>> +	unsigned long offset;
>> +
>> +	/**
>> +	 * Virtual address for accessing the buffer data.  Only valid while
>> +	 * mapped.
>> +	 */
>> +#ifdef __cplusplus
>> +	void *virt;
>> +#else
>> +	void *virtual;
>> +#endif
>> +
>> +	/** Buffer manager context associated with this buffer object */
>> +	drm_intel_bufmgr *bufmgr;
>> +
>> +	/**
>> +	 * MM-specific handle for accessing object
>> +	 */
>> +	int handle;
>> +
>> +	/**
>> +	 * Last seen card virtual address (offset from the beginning of the
>> +	 * aperture) for the object.  This should be used to fill relocation
>> +	 * entries when calling drm_intel_bo_emit_reloc()
>> +	 */
>> +	uint64_t offset64;
>> +};
>> +
>> +typedef struct drm_i915_getparam {
>> +	__s32 param;
>> +	/*
>> +	 * WARNING: Using pointers instead of fixed-size u64 means we need to write
>> +	 * compat32 code. Don't repeat this mistake.
>> +	 */
>> +	int *value;
>> +} drm_i915_getparam_t;
>> +
>> +struct drm_i915_gem_execbuffer2 {
>> +	/**
>> +	 * List of gem_exec_object2 structs
>> +	 */
>> +	__u64 buffers_ptr;
>> +	__u32 buffer_count;
>> +
>> +	/** Offset in the batchbuffer to start execution from. */
>> +	__u32 batch_start_offset;
>> +	/** Bytes used in batchbuffer from batch_start_offset */
>> +	__u32 batch_len;
>> +	__u32 DR1;
>> +	__u32 DR4;
>> +	__u32 num_cliprects;
>> +	/** This is a struct drm_clip_rect *cliprects */
>> +	__u64 cliprects_ptr;
>> +#define I915_EXEC_RING_MASK              (7<<0)
>> +#define I915_EXEC_DEFAULT                (0<<0)
>> +#define I915_EXEC_RENDER                 (1<<0)
>> +#define I915_EXEC_BSD                    (2<<0)
>> +#define I915_EXEC_BLT                    (3<<0)
>> +#define I915_EXEC_VEBOX                  (4<<0)
>> +
>> +/* Used for switching the constants addressing mode on gen4+ RENDER ring.
>> + * Gen6+ only supports relative addressing to dynamic state (default) and
>> + * absolute addressing.
>> + *
>> + * These flags are ignored for the BSD and BLT rings.
>> + */
>> +#define I915_EXEC_CONSTANTS_MASK 	(3<<6)
>> +#define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */
>> +#define I915_EXEC_CONSTANTS_ABSOLUTE 	(1<<6)
>> +#define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */
>> +	__u64 flags;
>> +	__u64 rsvd1; /* now used for context info */
>> +	__u64 rsvd2;
>> +};
>> +
>> +struct drm_i915_gem_exec_object2 {
>> +	/**
>> +	 * User's handle for a buffer to be bound into the GTT for this
>> +	 * operation.
>> +	 */
>> +	__u32 handle;
>> +
>> +	/** Number of relocations to be performed on this buffer */
>> +	__u32 relocation_count;
>> +	/**
>> +	 * Pointer to array of struct drm_i915_gem_relocation_entry containing
>> +	 * the relocations to be performed in this buffer.
>> +	 */
>> +	__u64 relocs_ptr;
>> +
>> +	/** Required alignment in graphics aperture */
>> +	__u64 alignment;
>> +
>> +	/**
>> +	 * When the EXEC_OBJECT_PINNED flag is specified this is populated by
>> +	 * the user with the GTT offset at which this object will be pinned.
>> +	 * When the I915_EXEC_NO_RELOC flag is specified this must contain the
>> +	 * presumed_offset of the object.
>> +	 * During execbuffer2 the kernel populates it with the value of the
>> +	 * current GTT offset of the object, for future presumed_offset writes.
>> +	 */
>> +	__u64 offset;
>> +
>> +#define EXEC_OBJECT_NEEDS_FENCE (1<<0)
>> +#define EXEC_OBJECT_NEEDS_GTT	(1<<1)
>> +#define EXEC_OBJECT_WRITE	(1<<2)
>> +#define EXEC_OBJECT_SUPPORTS_48B_ADDRESS (1<<3)
>> +#define EXEC_OBJECT_PINNED	(1<<4)
>> +#define __EXEC_OBJECT_UNKNOWN_FLAGS -(EXEC_OBJECT_PINNED<<1)
>> +	__u64 flags;
>> +
>> +	__u64 rsvd1;
>> +	__u64 rsvd2;
>> +};
>> +
>> +struct drm_i915_gem_relocation_entry {
>> +	/**
>> +	 * Handle of the buffer being pointed to by this relocation entry.
>> +	 *
>> +	 * It's appealing to make this be an index into the mm_validate_entry
>> +	 * list to refer to the buffer, but this allows the driver to create
>> +	 * a relocation list for state buffers and not re-write it per
>> +	 * exec using the buffer.
>> +	 */
>> +	__u32 target_handle;
>> +
>> +	/**
>> +	 * Value to be added to the offset of the target buffer to make up
>> +	 * the relocation entry.
>> +	 */
>> +	__u32 delta;
>> +
>> +	/** Offset in the buffer the relocation entry will be written into */
>> +	__u64 offset;
>> +
>> +	/**
>> +	 * Offset value of the target buffer that the relocation entry was last
>> +	 * written as.
>> +	 *
>> +	 * If the buffer has the same offset as last time, we can skip syncing
>> +	 * and writing the relocation.  This value is written back out by
>> +	 * the execbuffer ioctl when the relocation is written.
>> +	 */
>> +	__u64 presumed_offset;
>> +
>> +	/**
>> +	 * Target memory domains read by this operation.
>> +	 */
>> +	__u32 read_domains;
>> +
>> +	/**
>> +	 * Target memory domains written by this operation.
>> +	 *
>> +	 * Note that only one domain may be written by the whole
>> +	 * execbuffer operation, so that where there are conflicts,
>> +	 * the application will get -EINVAL back.
>> +	 */
>> +	__u32 write_domain;
>> +};
>> +
>> +struct drm_i915_gem_get_tiling {
>> +	/** Handle of the buffer to get tiling state for. */
>> +	__u32 handle;
>> +
>> +	/**
>> +	 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X,
>> +	 * I915_TILING_Y).
>> +	 */
>> +	__u32 tiling_mode;
>> +
>> +	/**
>> +	 * Returned address bit 6 swizzling required for CPU access through
>> +	 * mmap mapping.
>> +	 */
>> +	__u32 swizzle_mode;
>> +
>> +	/**
>> +	 * Returned address bit 6 swizzling required for CPU access through
>> +	 * mmap mapping whilst bound.
>> +	 */
>> +	__u32 phys_swizzle_mode;
>> +};
>> +
>> +struct drm_i915_gem_set_tiling {
>> +	/** Handle of the buffer to have its tiling state updated */
>> +	__u32 handle;
>> +
>> +	/**
>> +	 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X,
>> +	 * I915_TILING_Y).
>> +	 *
>> +	 * This value is to be set on request, and will be updated by the
>> +	 * kernel on successful return with the actual chosen tiling layout.
>> +	 *
>> +	 * The tiling mode may be demoted to I915_TILING_NONE when the system
>> +	 * has bit 6 swizzling that can't be managed correctly by GEM.
>> +	 *
>> +	 * Buffer contents become undefined when changing tiling_mode.
>> +	 */
>> +	__u32 tiling_mode;
>> +
>> +	/**
>> +	 * Stride in bytes for the object when in I915_TILING_X or
>> +	 * I915_TILING_Y.
>> +	 */
>> +	__u32 stride;
>> +
>> +	/**
>> +	 * Returned address bit 6 swizzling required for CPU access through
>> +	 * mmap mapping.
>> +	 */
>> +	__u32 swizzle_mode;
>> +};
>> +
>> +struct drm_i915_gem_pwrite {
>> +	/** Handle for the object being written to. */
>> +	__u32 handle;
>> +	__u32 pad;
>> +	/** Offset into the object to write to */
>> +	__u64 offset;
>> +	/** Length of data to write */
>> +	__u64 size;
>> +	/**
>> +	 * Pointer to read the data from.
>> +	 *
>> +	 * This is a fixed-size type for 32/64 compatibility.
>> +	 */
>> +	__u64 data_ptr;
>> +};
>> +
>> +struct drm_i915_gem_pread {
>> +	/** Handle for the object being read. */
>> +	__u32 handle;
>> +	__u32 pad;
>> +	/** Offset into the object to read from */
>> +	__u64 offset;
>> +	/** Length of data to read */
>> +	__u64 size;
>> +	/**
>> +	 * Pointer to write the data into.
>> +	 *
>> +	 * This is a fixed-size type for 32/64 compatibility.
>> +	 */
>> +	__u64 data_ptr;
>> +};
>> +
>> +struct drm_i915_gem_set_domain {
>> +	/** Handle for the object */
>> +	__u32 handle;
>> +
>> +	/** New read domains */
>> +	__u32 read_domains;
>> +
>> +	/** New write domain */
>> +	__u32 write_domain;
>> +};
>> +
>> +struct drm_i915_gem_wait {
>> +	/** Handle of BO we shall wait on */
>> +	__u32 bo_handle;
>> +	__u32 flags;
>> +	/** Number of nanoseconds to wait, Returns time remaining. */
>> +	__s64 timeout_ns;
>> +};
>> +
>> +struct drm_i915_gem_busy {
>> +	/** Handle of the buffer to check for busy */
>> +	__u32 handle;
>> +
>> +	/** Return busy status (1 if busy, 0 if idle).
>> +	 * The high word is used to indicate on which rings the object
>> +	 * currently resides:
>> +	 *  16:31 - busy (r or r/w) rings (16 render, 17 bsd, 18 blt, etc)
>> +	 */
>> +	__u32 busy;
>> +};
>> +
>> +struct drm_i915_gem_get_aperture {
>> +	/** Total size of the aperture used by i915_gem_execbuffer, in bytes */
>> +	__u64 aper_size;
>> +
>> +	/**
>> +	 * Available space in the aperture used by i915_gem_execbuffer, in
>> +	 * bytes
>> +	 */
>> +	__u64 aper_available_size;
>> +};
>> +
>> +struct drm_i915_gem_create {
>> +	/**
>> +	 * Requested size for the object.
>> +	 *
>> +	 * The (page-aligned) allocated size for the object will be returned.
>> +	 */
>> +	__u64 size;
>> +	/**
>> +	 * Returned handle for the object.
>> +	 *
>> +	 * Object handles are nonzero.
>> +	 */
>> +	__u32 handle;
>> +	__u32 pad;
>> +};
>> +
>> +struct drm_i915_gem_mmap_gtt {
>> +	/** Handle for the object being mapped. */
>> +	__u32 handle;
>> +	__u32 pad;
>> +	/**
>> +	 * Fake offset to use for subsequent mmap call
>> +	 *
>> +	 * This is a fixed-size type for 32/64 compatibility.
>> +	 */
>> +	__u64 offset;
>> +};
>> +
>> +struct drm_i915_gem_sw_finish {
>> +	/** Handle for the object */
>> +	__u32 handle;
>> +};
>> +
>> +struct drm_i915_gem_mmap {
>> +	/** Handle for the object being mapped. */
>> +	__u32 handle;
>> +	__u32 pad;
>> +	/** Offset in the object to map. */
>> +	__u64 offset;
>> +	/**
>> +	 * Length of data to map.
>> +	 *
>> +	 * The value will be page-aligned.
>> +	 */
>> +	__u64 size;
>> +	/**
>> +	 * Returned pointer the data was mapped at.
>> +	 *
>> +	 * This is a fixed-size type for 32/64 compatibility.
>> +	 */
>> +	__u64 addr_ptr;
>> +
>> +	/**
>> +	 * Flags for extended behaviour.
>> +	 *
>> +	 * Added in version 2.
>> +	 */
>> +	__u64 flags;
>> +#define I915_MMAP_WC 0x1
>> +};
>> +
>> +struct drm_i915_gem_madvise {
>> +	/** Handle of the buffer to change the backing store advice */
>> +	__u32 handle;
>> +
>> +	/* Advice: either the buffer will be needed again in the near future,
>> +	 *         or wont be and could be discarded under memory pressure.
>> +	 */
>> +	__u32 madv;
>> +
>> +	/** Whether the backing store still exists. */
>> +	__u32 retained;
>> +};
>> +
>> +struct drm_i915_gem_context_create {
>> +	/*  output: id of new context*/
>> +	__u32 ctx_id;
>> +	__u32 pad;
>> +};
>> +
>> +struct drm_i915_gem_context_destroy {
>> +	__u32 ctx_id;
>> +	__u32 pad;
>> +};
>> +
>> +typedef struct _drm_intel_aub_annotation {
>> +	uint32_t type;
>> +	uint32_t subtype;
>> +	uint32_t ending_offset;
>> +} drm_intel_aub_annotation;
>> +
>> +struct drm_i915_gem_pin {
>> +	/** Handle of the buffer to be pinned. */
>> +	__u32 handle;
>> +	__u32 pad;
>> +
>> +	/** alignment required within the aperture */
>> +	__u64 alignment;
>> +
>> +	/** Returned GTT offset of the buffer. */
>> +	__u64 offset;
>> +};
>> +
>> +#define I915_SET_COLORKEY_NONE		(1<<0) /* disable color key matching */
>> +#define I915_SET_COLORKEY_DESTINATION	(1<<1)
>> +#define I915_SET_COLORKEY_SOURCE	(1<<2)
>> +struct drm_intel_sprite_colorkey {
>> +	__u32 plane_id;
>> +	__u32 min_value;
>> +	__u32 channel_mask;
>> +	__u32 max_value;
>> +	__u32 flags;
>> +};
>> +
>> +struct drm_i915_reg_read {
>> +	/*
>> +	 * Register offset.
>> +	 * For 64bit wide registers where the upper 32bits don't immediately
>> +	 * follow the lower 32bits, the offset of the lower 32bits must
>> +	 * be specified
>> +	 */
>> +	__u64 offset;
>> +	__u64 val; /* Return value */
>> +};
>> +
>> +drm_intel_bufmgr *drm_intel_bufmgr_gem_init(int fd, int batch_size);
>> +void drm_intel_bo_unreference(drm_intel_bo *bo);
>> +drm_intel_bo *drm_intel_bo_alloc(drm_intel_bufmgr *bufmgr, const char *name,
>> +				 unsigned long size, unsigned int alignment);
>> +int drm_intel_bo_subdata(drm_intel_bo *bo, unsigned long offset,
>> +			 unsigned long size, const void *data);
>> +int drm_intel_gem_bo_context_exec(drm_intel_bo *bo, drm_intel_context *ctx,
>> +				  int used, unsigned int flags);
>> +int drm_intel_bo_emit_reloc(drm_intel_bo *bo, uint32_t offset,
>> +				drm_intel_bo *target_bo, uint32_t target_offset,
>> +				uint32_t read_domains, uint32_t write_domain);
>> +int drm_intel_bo_emit_reloc_fence(drm_intel_bo *bo, uint32_t offset,
>> +				  drm_intel_bo *target_bo,
>> +				  uint32_t target_offset,
>> +				  uint32_t read_domains, uint32_t write_domain);
>> +int drm_intel_bo_get_tiling(drm_intel_bo *bo, uint32_t * tiling_mode,
>> +				uint32_t * swizzle_mode);
>> +int drm_intel_bo_mrb_exec(drm_intel_bo *bo, int used,
>> +			struct drm_clip_rect *cliprects, int num_cliprects, int DR4,
>> +			unsigned int flags);
>> +void drm_intel_bufmgr_gem_set_aub_annotations(drm_intel_bo *bo,
>> +					 drm_intel_aub_annotation *annotations,
>> +					 unsigned count);
>> +void drm_intel_bufmgr_gem_enable_reuse(drm_intel_bufmgr *bufmgr);
>> +int drm_intel_bo_exec(drm_intel_bo *bo, int used,
>> +			  struct drm_clip_rect *cliprects, int num_cliprects, int DR4);
>> +void drm_intel_bufmgr_destroy(drm_intel_bufmgr *bufmgr);
>> +void drm_intel_bo_wait_rendering(drm_intel_bo *bo);
>> +int drm_intel_bo_get_subdata(drm_intel_bo *bo, unsigned long offset,
>> +				 unsigned long size, void *data);
>> +int drm_intel_bo_map(drm_intel_bo *bo, int write_enable);
>> +int drm_intel_gem_bo_map_gtt(drm_intel_bo *bo);
>> +void drm_intel_bufmgr_gem_enable_fenced_relocs(drm_intel_bufmgr *bufmgr);
>> +int drm_intel_bo_unmap(drm_intel_bo *bo);
>> +int drm_intel_bo_flink(drm_intel_bo *bo, uint32_t * name);
>> +drm_intel_bo *drm_intel_bo_gem_create_from_name(drm_intel_bufmgr *bufmgr,
>> +						const char *name,
>> +						unsigned int handle);
>> +int drm_intel_bo_gem_export_to_prime(drm_intel_bo *bo, int *prime_fd);
>> +drm_intel_bo *drm_intel_bo_gem_create_from_prime(drm_intel_bufmgr *bufmgr,
>> +						int prime_fd, int size);
>> +void drm_intel_bufmgr_gem_set_vma_cache_size(drm_intel_bufmgr *bufmgr,
>> +						 int limit);
>> +int drm_intel_gem_bo_unmap_gtt(drm_intel_bo *bo);
>> +drm_intel_context *drm_intel_gem_context_create(drm_intel_bufmgr *bufmgr);
>> +void drm_intel_gem_context_destroy(drm_intel_context *ctx);
>> +drm_intel_bo *drm_intel_bo_alloc_tiled(drm_intel_bufmgr *bufmgr,
>> +					   const char *name,
>> +					   int x, int y, int cpp,
>> +					   uint32_t *tiling_mode,
>> +					   unsigned long *pitch,
>> +					   unsigned long flags);
>> +void drm_intel_bufmgr_gem_set_aub_filename(drm_intel_bufmgr *bufmgr,
>> +					  const char *filename);
>> +void drm_intel_bufmgr_gem_set_aub_dump(drm_intel_bufmgr *bufmgr, int enable);
>> +void drm_intel_gem_bo_aub_dump_bmp(drm_intel_bo *bo,
>> +				   int x1, int y1, int width, int height,
>> +				   enum aub_dump_bmp_format format,
>> +				   int pitch, int offset);
>> +void drm_intel_gem_bo_start_gtt_access(drm_intel_bo *bo, int write_enable);
>> +int drm_intel_bo_set_tiling(drm_intel_bo *bo, uint32_t * tiling_mode,
>> +				uint32_t stride);
>> +int drm_intel_bo_disable_reuse(drm_intel_bo *bo);
>> +void drm_intel_bo_reference(drm_intel_bo *bo);
>> +int drm_intel_bufmgr_gem_get_devid(drm_intel_bufmgr *bufmgr);
>> +drm_intel_bo *drm_intel_bo_alloc_for_render(drm_intel_bufmgr *bufmgr,
>> +						const char *name,
>> +						unsigned long size,
>> +						unsigned int alignment);
>> +int drm_intel_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo);
>> +int drm_intel_gem_bo_wait(drm_intel_bo *bo, int64_t timeout_ns);
>> +
>> +#endif
>> +
>> +#endif//INTEL_DRM_STUBS_H
>> --
>> 2.7.4
>>
>
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