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From 06b9194abda6cd639bc483faf784bfcfb9a8ddd7 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Wed, 17 Jan 2018 13:18:47 +0800
Subject: [PATCH 3186/4131] drm/amdgpu: Expose more GPU sensor queries
Add sub-queries for stable pstate shader/memory clock.
Change-Id: I00bd0b3d266a8ec5dbcf3269985fa22a10e48496
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index efa2b48..5f7059e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -813,6 +813,24 @@ 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 stable pstate 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 stable pstate 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);
--
2.7.4
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