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intel: Export CONSTANT_BUFFER addressing mode 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
main
Chris Wilson 2010-12-19 13:01:15 +00:00
parent 760c01a6af
commit 0184bb1c6d
5 changed files with 21 additions and 8 deletions
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13
include/drm/i915_drm.h
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@ -279,6 +279,8 @@ typedef struct drm_i915_irq_wait {
#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
typedef struct drm_i915_getparam {
int param;
@ -625,6 +627,17 @@ struct drm_i915_gem_execbuffer2 {
#define I915_EXEC_RENDER (1<<0)
#define I915_EXEC_BSD (2<<0)
#define I915_EXEC_BLT (3<<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;
__u64 rsvd2;

4
intel/intel_bufmgr.c
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@ -136,12 +136,12 @@ drm_intel_bo_exec(drm_intel_bo *bo, int used,
int
drm_intel_bo_mrb_exec(drm_intel_bo *bo, int used,
drm_clip_rect_t *cliprects, int num_cliprects, int DR4,
int ring_flag)
unsigned int rings)
{
if (bo->bufmgr->bo_mrb_exec)
return bo->bufmgr->bo_mrb_exec(bo, used,
cliprects, num_cliprects, DR4,
ring_flag);
rings);
return -ENODEV;
}

2
intel/intel_bufmgr.h
View File

@ -114,7 +114,7 @@ int drm_intel_bo_exec(drm_intel_bo *bo, int used,
struct drm_clip_rect *cliprects, int num_cliprects, int DR4);
int drm_intel_bo_mrb_exec(drm_intel_bo *bo, int used,
struct drm_clip_rect *cliprects, int num_cliprects, int DR4,
int ring_flag);
unsigned int flags);
int drm_intel_bufmgr_check_aperture_space(drm_intel_bo ** bo_array, int count);
int drm_intel_bo_emit_reloc(drm_intel_bo *bo, uint32_t offset,

6
intel/intel_bufmgr_gem.c
View File

@ -1555,13 +1555,13 @@ drm_intel_gem_bo_exec(drm_intel_bo *bo, int used,
static int
drm_intel_gem_bo_mrb_exec2(drm_intel_bo *bo, int used,
drm_clip_rect_t *cliprects, int num_cliprects, int DR4,
int ring_flag)
unsigned int flags)
{
drm_intel_bufmgr_gem *bufmgr_gem = (drm_intel_bufmgr_gem *)bo->bufmgr;
struct drm_i915_gem_execbuffer2 execbuf;
int ret, i;
switch (ring_flag) {
switch (flags & 0x7) {
default:
return -EINVAL;
case I915_EXEC_BLT:
@ -1594,7 +1594,7 @@ drm_intel_gem_bo_mrb_exec2(drm_intel_bo *bo, int used,
execbuf.num_cliprects = num_cliprects;
execbuf.DR1 = 0;
execbuf.DR4 = DR4;
execbuf.flags = ring_flag;
execbuf.flags = flags;
execbuf.rsvd1 = 0;
execbuf.rsvd2 = 0;

4
intel/intel_bufmgr_priv.h
View File

@ -177,8 +177,8 @@ struct _drm_intel_bufmgr {
* ring buffer
*/
int (*bo_mrb_exec) (drm_intel_bo *bo, int used,
drm_clip_rect_t *cliprects, int num_cliprects,
int DR4, int ring_flag);
drm_clip_rect_t *cliprects, int num_cliprects,
int DR4, unsigned flags);
/**
* Pin a buffer to the aperture and fix the offset until unpinned