diff options
| author | Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com> | 2023-08-10 11:07:07 +0300 |
|---|---|---|
| committer | Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com> | 2023-08-11 11:48:23 +0300 |
| commit | efcb492d77c42734aaf24aae02b4973323dc15d0 (patch) | |
| tree | be4a532d3f1cec308322554bc4bf9497d48a8dae /include/uapi/drm | |
| parent | 68132cc6d1bcbc78ade524c6c6c226de42139f0e (diff) | |
| download | linux-efcb492d77c42734aaf24aae02b4973323dc15d0.tar.xz | |
accel/ivpu: Document DRM_IVPU_PARAM_CAPABILITIES
Add comments regarding new DRM_IVPU_PARAM_CAPABILITIES param.
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230810080707.3545883-1-stanislaw.gruszka@linux.intel.com
Diffstat (limited to 'include/uapi/drm')
| -rw-r--r-- | include/uapi/drm/ivpu_accel.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/include/uapi/drm/ivpu_accel.h b/include/uapi/drm/ivpu_accel.h index a58a14c9f222..262db0c3beee 100644 --- a/include/uapi/drm/ivpu_accel.h +++ b/include/uapi/drm/ivpu_accel.h @@ -69,8 +69,20 @@ extern "C" { #define DRM_IVPU_CONTEXT_PRIORITY_FOCUS 2 #define DRM_IVPU_CONTEXT_PRIORITY_REALTIME 3 -#define DRM_IVPU_CAP_METRIC_STREAMER 1 -#define DRM_IVPU_CAP_DMA_MEMORY_RANGE 2 +/** + * DRM_IVPU_CAP_METRIC_STREAMER + * + * Metric streamer support. Provides sampling of various hardware performance + * metrics like DMA bandwidth and cache miss/hits. Can be used for profiling. + */ +#define DRM_IVPU_CAP_METRIC_STREAMER 1 +/** + * DRM_IVPU_CAP_DMA_MEMORY_RANGE + * + * Driver has capability to allocate separate memory range + * accessible by hardware DMA. + */ +#define DRM_IVPU_CAP_DMA_MEMORY_RANGE 2 /** * struct drm_ivpu_param - Get/Set VPU parameters @@ -123,6 +135,8 @@ struct drm_ivpu_param { * %DRM_IVPU_PARAM_SKU: * VPU SKU ID (read-only) * + * %DRM_IVPU_PARAM_CAPABILITIES: + * Supported capabilities (read-only) */ __u32 param; |