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radv/winsys: make IBs read-only for the GPU 

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset 2017-12-05 14:28:46 +01:00
parent a3aaa03624
commit 0e84fc2e2b
1 changed files with 11 additions and 6 deletions
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17
src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
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@ -200,9 +200,10 @@ radv_amdgpu_cs_create(struct radeon_winsys *ws,
if (cs->ws->use_ib_bos) {
cs->ib_buffer = ws->buffer_create(ws, ib_size, 0,
RADEON_DOMAIN_GTT,
RADEON_FLAG_CPU_ACCESS|
RADEON_FLAG_NO_INTERPROCESS_SHARING);
RADEON_DOMAIN_GTT,
RADEON_FLAG_CPU_ACCESS |
RADEON_FLAG_NO_INTERPROCESS_SHARING |
RADEON_FLAG_READ_ONLY);
if (!cs->ib_buffer) {
free(cs);
return NULL;
@ -287,8 +288,9 @@ static void radv_amdgpu_cs_grow(struct radeon_winsys_cs *_cs, size_t min_size)
cs->ib_buffer = cs->ws->base.buffer_create(&cs->ws->base, ib_size, 0,
RADEON_DOMAIN_GTT,
RADEON_FLAG_CPU_ACCESS|
RADEON_FLAG_NO_INTERPROCESS_SHARING);
RADEON_FLAG_CPU_ACCESS |
RADEON_FLAG_NO_INTERPROCESS_SHARING |
RADEON_FLAG_READ_ONLY);
if (!cs->ib_buffer) {
cs->base.cdw = 0;
@ -877,7 +879,10 @@ static int radv_amdgpu_winsys_cs_submit_sysmem(struct radeon_winsys_ctx *_ctx,
}
assert(cnt);
bo = ws->buffer_create(ws, 4 * size, 4096, RADEON_DOMAIN_GTT, RADEON_FLAG_CPU_ACCESS|RADEON_FLAG_NO_INTERPROCESS_SHARING);
bo = ws->buffer_create(ws, 4 * size, 4096, RADEON_DOMAIN_GTT,
RADEON_FLAG_CPU_ACCESS |
RADEON_FLAG_NO_INTERPROCESS_SHARING |
RADEON_FLAG_READ_ONLY);
ptr = ws->buffer_map(bo);
if (preamble_cs) {