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radv: add RADV_DEBUG=novideo to disable all video extensions

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It's useful when video support has issues.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36186>
This commit is contained in:
Samuel Pitoiset
2025-07-16 08:26:47 +02:00
committed by Marge Bot
parent af22d5c97d
commit 49e49d7dde
5 changed files with 12 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
docs/envvars.rst
+2
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@@ -1428,6 +1428,8 @@ RADV driver environment variables
``noumr``
disable UMR dumps during GPU hang detection (only with
:envvar:`RADV_DEBUG` = ``hang``)
``novideo``
disable all video extensions
``novrsflatshading``
disable VRS for flat shading (only on GFX10.3+)
``preoptir``
src/amd/vulkan/radv_debug.h
+1
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@@ -72,6 +72,7 @@ enum {
RADV_DEBUG_DUMP_BACKEND_IR = 1ull << 57,
RADV_DEBUG_PSO_HISTORY = 1ull << 58,
RADV_DEBUG_BVH4 = 1ull << 59,
RADV_DEBUG_NO_VIDEO = 1ull << 60,
RADV_DEBUG_DUMP_SHADERS = RADV_DEBUG_DUMP_VS | RADV_DEBUG_DUMP_TCS | RADV_DEBUG_DUMP_TES | RADV_DEBUG_DUMP_GS |
RADV_DEBUG_DUMP_PS | RADV_DEBUG_DUMP_TASK | RADV_DEBUG_DUMP_MESH | RADV_DEBUG_DUMP_CS |
RADV_DEBUG_DUMP_NIR | RADV_DEBUG_DUMP_ASM | RADV_DEBUG_DUMP_BACKEND_IR,
src/amd/vulkan/radv_instance.c
+1
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@@ -87,6 +87,7 @@ static const struct debug_control radv_debug_options[] = {{"nofastclears", RADV_
{"ir", RADV_DEBUG_DUMP_BACKEND_IR},
{"pso_history", RADV_DEBUG_PSO_HISTORY},
{"bvh4", RADV_DEBUG_BVH4},
{"novideo", RADV_DEBUG_NO_VIDEO},
{NULL, 0}};
const char *
src/amd/vulkan/radv_video.c
+3
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@@ -308,6 +308,9 @@ radv_probe_video_decode(struct radv_physical_device *pdev)
pdev->video_decode_enabled = false;
if (instance->debug_flags & RADV_DEBUG_NO_VIDEO)
return;
/* The support for decode events are available at the same time as encode */
if (pdev->info.vcn_ip_version >= VCN_5_0_0) {
pdev->video_decode_enabled = true;
src/amd/vulkan/radv_video_enc.c
+5 -1
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@@ -60,8 +60,13 @@
void
radv_probe_video_encode(struct radv_physical_device *pdev)
{
const struct radv_instance *instance = radv_physical_device_instance(pdev);
pdev->video_encode_enabled = false;
if (instance->debug_flags & RADV_DEBUG_NO_VIDEO)
return;
if (pdev->info.vcn_ip_version >= VCN_5_0_0) {
pdev->video_encode_enabled = true;
return;
@@ -105,7 +110,6 @@ radv_probe_video_encode(struct radv_physical_device *pdev)
return;
}
struct radv_instance *instance = radv_physical_device_instance(pdev);
pdev->video_encode_enabled = !!(instance->perftest_flags & RADV_PERFTEST_VIDEO_ENCODE);
}