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| author | Marek Olšák <maraeo@gmail.com> | 2012-08-09 16:34:17 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2012-08-13 10:50:56 -0400 |
| commit | 6759a0a7a0496dbbd4fb062c6a76d61c55d0fbd9 (patch) | |
| tree | e16a78229435a2277d11f55ad8dd07780ce7499c /include/drm | |
| parent | b51ad12a36234c1f6707c9c54a414cfca23f3cdb (diff) | |
| download | op-kernel-dev-6759a0a7a0496dbbd4fb062c6a76d61c55d0fbd9.zip op-kernel-dev-6759a0a7a0496dbbd4fb062c6a76d61c55d0fbd9.tar.gz | |
drm/radeon/kms: implement timestamp userspace query (v2)
Returns a snapshot of the GPU clock counter. Needed
for certain OpenGL extensions.
v2: agd5f
- address Jerome's comments
- add function documentation
Signed-off-by: Marek Olšák <maraeo@gmail.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/radeon_drm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h index 5805686..dc3a8cd 100644 --- a/include/drm/radeon_drm.h +++ b/include/drm/radeon_drm.h @@ -964,6 +964,8 @@ struct drm_radeon_cs { #define RADEON_INFO_IB_VM_MAX_SIZE 0x0f /* max pipes - needed for compute shaders */ #define RADEON_INFO_MAX_PIPES 0x10 +/* timestamp for GL_ARB_timer_query (OpenGL), returns the current GPU clock */ +#define RADEON_INFO_TIMESTAMP 0x11 struct drm_radeon_info { uint32_t request; |
