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authorSamuel Pitoiset <[email protected]>2017-12-05 14:28:46 +0100
committerSamuel Pitoiset <[email protected]>2018-01-08 21:24:45 +0100
commit0e84fc2e2b7a50e64525042a3acd4d0bd98ffcf0 (patch)
treeb1c87570231b2e5e0de856babac6a9a5d8b420c4 /src/amd/vulkan/winsys
parenta3aaa036249401342a77f018a81f3e130735e305 (diff)
radv/winsys: make IBs read-only for the GPU
Signed-off-by: Samuel Pitoiset <[email protected]> Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Diffstat (limited to 'src/amd/vulkan/winsys')
-rw-r--r--src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
index 4578a9b5484..0ee56f91447 100644
--- a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
+++ b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_cs.c
@@ -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) {