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authorSamuel Pitoiset <[email protected]>2017-12-05 14:22:17 +0100
committerSamuel Pitoiset <[email protected]>2018-01-08 21:24:49 +0100
commit6e3459eaf4481193aedfa313b81ace8369a83234 (patch)
tree8f758edeba08fe3c7f308d00b92bdc530e2af891 /src/amd
parente4f2ad403f39090a3897ffe4695bab315fb2bf30 (diff)
radv: make descriptor BOs read-only for the GPU
Signed-off-by: Samuel Pitoiset <[email protected]> Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Diffstat (limited to 'src/amd')
-rw-r--r--src/amd/vulkan/radv_descriptor_set.c6
-rw-r--r--src/amd/vulkan/radv_device.c4
2 files changed, 7 insertions, 3 deletions
diff --git a/src/amd/vulkan/radv_descriptor_set.c b/src/amd/vulkan/radv_descriptor_set.c
index e815939a67c..19a560a6b34 100644
--- a/src/amd/vulkan/radv_descriptor_set.c
+++ b/src/amd/vulkan/radv_descriptor_set.c
@@ -454,8 +454,10 @@ VkResult radv_CreateDescriptorPool(
}
if (bo_size) {
- pool->bo = device->ws->buffer_create(device->ws, bo_size,
- 32, RADEON_DOMAIN_VRAM, RADEON_FLAG_NO_INTERPROCESS_SHARING);
+ pool->bo = device->ws->buffer_create(device->ws, bo_size, 32,
+ RADEON_DOMAIN_VRAM,
+ RADEON_FLAG_NO_INTERPROCESS_SHARING |
+ RADEON_FLAG_READ_ONLY);
pool->mapped_ptr = (uint8_t*)device->ws->buffer_map(pool->bo);
}
pool->size = bo_size;
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index cbf8f5cf49c..5f78af624b5 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -1603,7 +1603,9 @@ radv_get_preamble_cs(struct radv_queue *queue,
size,
4096,
RADEON_DOMAIN_VRAM,
- RADEON_FLAG_CPU_ACCESS|RADEON_FLAG_NO_INTERPROCESS_SHARING);
+ RADEON_FLAG_CPU_ACCESS |
+ RADEON_FLAG_NO_INTERPROCESS_SHARING |
+ RADEON_FLAG_READ_ONLY);
if (!descriptor_bo)
goto fail;
} else