Useful for profiling.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/radeon/radeon_kms.c | 7 +++++++
include/uapi/drm/radeon_drm.h | 1 +
2 files changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c
b/drivers/gpu/drm/radeon/radeon_kms.c
index 8309b11..e0a85dc 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -540,6 +540,13 @@ static int radeon_info_ioctl(struct drm_device *dev, void
*data, struct drm_file
else
*value = 1;
break;
+ case RADEON_INFO_CURRENT_GPU_TEMP:
+ /* get temperature in millidegrees C */
+ if (rdev->asic->pm.get_temperature)
+ *value = radeon_get_temperature(rdev);
+ else
+ *value = 0;
+ break;
default:
DRM_DEBUG_KMS("Invalid request %d\n", info->request);
return -EINVAL;
diff --git a/include/uapi/drm/radeon_drm.h b/include/uapi/drm/radeon_drm.h
index 50d0fb4..66b1131 100644
--- a/include/uapi/drm/radeon_drm.h
+++ b/include/uapi/drm/radeon_drm.h
@@ -1034,6 +1034,7 @@ struct drm_radeon_cs {
#define RADEON_INFO_VRAM_USAGE 0x1e
#define RADEON_INFO_GTT_USAGE 0x1f
#define RADEON_INFO_ACTIVE_CU_COUNT 0x20
+#define RADEON_INFO_CURRENT_GPU_TEMP 0x21
struct drm_radeon_info {
uint32_t request;
--
1.8.3.1
