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drm/radeon: add query for number of active CUs

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Query to find out how many compute units on a GPU.
Useful for OpenCL usermode drivers.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2014-06-02 16:13:21 -04:00
parent 478b6e7272
commit 65fcf668ee
10 changed files with 76 additions and 4 deletions
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include/uapi/drm/radeon_drm.h
+1 -1
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@@ -1007,7 +1007,7 @@ struct drm_radeon_cs {
#define RADEON_INFO_NUM_BYTES_MOVED 0x1d
#define RADEON_INFO_VRAM_USAGE 0x1e
#define RADEON_INFO_GTT_USAGE 0x1f
#define RADEON_INFO_ACTIVE_CU_COUNT 0x20
struct drm_radeon_info {
uint32_t request;