From 836e236b878a385911db619b38393d624a4d7eae Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 2 Oct 2023 14:43:06 -0400 Subject: [PATCH] drm/amdgpu: fall back to INPUT power for AVG power via INFO IOCTL [ Upstream commit d02069850fc102b07ae923535d5e212f2c8a34e9 ] For backwards compatibility with userspace. Fixes: 47f1724db4fe ("drm/amd: Introduce `AMDGPU_PP_SENSOR_GPU_INPUT_POWER`") Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2897 Reviewed-by: Yang Wang Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index d30dc0b..58dab4f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -1026,7 +1026,12 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) if (amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_AVG_POWER, (void *)&ui32, &ui32_size)) { - return -EINVAL; + /* fall back to input power for backwards compat */ + if (amdgpu_dpm_read_sensor(adev, + AMDGPU_PP_SENSOR_GPU_INPUT_POWER, + (void *)&ui32, &ui32_size)) { + return -EINVAL; + } } ui32 >>= 8; break; -- 2.7.4