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freedreno: Add bo usage hints

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These hints aren't used for allocation, but will be used to
differentiate the purpose of an allocation in the next commit.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28058>
This commit is contained in:
Rob Clark 2024-02-16 11:41:10 -08:00 • committed by Marge Bot
parent db49237267
commit a3fb2b07aa
3 changed files with 14 additions and 2 deletions
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5
src/freedreno/drm/freedreno_bo.c
View file

@ -141,9 +141,10 @@ bo_new(struct fd_device *dev, uint32_t size, uint32_t flags,
struct fd_bo *bo = NULL; struct fd_bo *bo = NULL;
if (size < FD_BO_HEAP_BLOCK_SIZE) { if (size < FD_BO_HEAP_BLOCK_SIZE) {
if ((flags == 0) && dev->default_heap) uint32_t alloc_flags = flags & ~_FD_BO_HINTS;
if ((alloc_flags == 0) && dev->default_heap)
bo = fd_bo_heap_alloc(dev->default_heap, size); bo = fd_bo_heap_alloc(dev->default_heap, size);
else if ((flags == RING_FLAGS) && dev->ring_heap) else if ((alloc_flags == RING_FLAGS) && dev->ring_heap)
bo = fd_bo_heap_alloc(dev->ring_heap, size); bo = fd_bo_heap_alloc(dev->ring_heap, size);
if (bo) if (bo)
return bo; return bo;

10
src/freedreno/drm/freedreno_drmif.h
View file

@ -147,6 +147,16 @@ int fd_fence_wait(struct fd_fence *f);
/* internal bo flags: */ /* internal bo flags: */
#define _FD_BO_NOSYNC BITSET_BIT(7) /* Avoid userspace fencing on control buffers */ #define _FD_BO_NOSYNC BITSET_BIT(7) /* Avoid userspace fencing on control buffers */
/* Additional flags hinting usage, only used for tracing. Buffers without
* one of these flags set will be presumed to be driver internal.
*/
#define FD_BO_HINT_BUFFER BITSET_BIT(8)
#define FD_BO_HINT_IMAGE BITSET_BIT(9)
#define _FD_BO_HINTS ( \
FD_BO_HINT_BUFFER | \
FD_BO_HINT_IMAGE | \
0)
/* /*
* bo access flags: (keep aligned to MSM_PREP_x) * bo access flags: (keep aligned to MSM_PREP_x)
*/ */

1
src/gallium/drivers/freedreno/freedreno_resource.c
View file

@ -207,6 +207,7 @@ realloc_bo(struct fd_resource *rsc, uint32_t size)
struct pipe_resource *prsc = &rsc->b.b; struct pipe_resource *prsc = &rsc->b.b;
struct fd_screen *screen = fd_screen(rsc->b.b.screen); struct fd_screen *screen = fd_screen(rsc->b.b.screen);
uint32_t flags = uint32_t flags =
(prsc->target == PIPE_BUFFER) ? FD_BO_HINT_BUFFER : FD_BO_HINT_IMAGE |
COND(rsc->layout.tile_mode, FD_BO_NOMAP) | COND(rsc->layout.tile_mode, FD_BO_NOMAP) |
COND((prsc->usage & PIPE_USAGE_STAGING) && COND((prsc->usage & PIPE_USAGE_STAGING) &&
(prsc->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT), (prsc->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT),