Add sub-queries for stable pstate shader/memory clock.
Change-Id: I2e524ec28dff1e679bee93718d8ceb468f7f6d22
Reviewed-by: Alex Deucher <[email protected]>
Signed-off-by: Rex Zhu <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 18 ++++++++++++++++++
include/uapi/drm/amdgpu_drm.h | 4 ++++
2 files changed, 22 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 0bdb194..5fec850 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -758,6 +758,24 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void
*data, struct drm_file
return -EINVAL;
}
break;
+ case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_SCLK:
+ /* get sclk in Mhz */
+ if (amdgpu_dpm_read_sensor(adev,
+
AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK,
+ (void *)&ui32, &ui32_size)) {
+ return -EINVAL;
+ }
+ ui32 /= 100;
+ break;
+ case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_MCLK:
+ /* get mclk in Mhz */
+ if (amdgpu_dpm_read_sensor(adev,
+
AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK,
+ (void *)&ui32, &ui32_size)) {
+ return -EINVAL;
+ }
+ ui32 /= 100;
+ break;
default:
DRM_DEBUG_KMS("Invalid request %d\n",
info->sensor_info.type);
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 1dc8089b..fe17b67 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -667,6 +667,10 @@ struct drm_amdgpu_cs_chunk_data {
#define AMDGPU_INFO_SENSOR_VDDNB 0x6
/* Subquery id: Query graphics voltage */
#define AMDGPU_INFO_SENSOR_VDDGFX 0x7
+ /* Subquery id: Query GPU stable pstate shader clock */
+ #define AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_SCLK 0x8
+ /* Subquery id: Query GPU stable pstate memory clock */
+ #define AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_MCLK 0x9
/* Number of VRAM page faults on CPU access. */
#define AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS 0x1E
#define AMDGPU_INFO_VRAM_LOST_COUNTER 0x1F
--
1.9.1
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