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drm/amdgpu: add new INFO IOCTL query for input power
Some chips provide both average and input power. Previously we just exposed average power, add a new query for input power. Example userspace: https://github.com/Umio-Yasuno/libdrm-amdgpu-sys-rs/tree/input_power Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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@ -1114,6 +1114,15 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
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}
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}
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ui32 >>= 8;
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ui32 >>= 8;
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break;
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break;
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case AMDGPU_INFO_SENSOR_GPU_INPUT_POWER:
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/* get input GPU power */
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if (amdgpu_dpm_read_sensor(adev,
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AMDGPU_PP_SENSOR_GPU_INPUT_POWER,
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(void *)&ui32, &ui32_size)) {
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return -EINVAL;
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}
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ui32 >>= 8;
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break;
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case AMDGPU_INFO_SENSOR_VDDNB:
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case AMDGPU_INFO_SENSOR_VDDNB:
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/* get VDDNB in millivolts */
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/* get VDDNB in millivolts */
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if (amdgpu_dpm_read_sensor(adev,
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if (amdgpu_dpm_read_sensor(adev,
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@ -865,6 +865,8 @@ struct drm_amdgpu_cs_chunk_cp_gfx_shadow {
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#define AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_SCLK 0xa
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#define AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_SCLK 0xa
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/* Subquery id: Query GPU peak pstate memory clock */
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/* Subquery id: Query GPU peak pstate memory clock */
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#define AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_MCLK 0xb
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#define AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_MCLK 0xb
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/* Subquery id: Query input GPU power */
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#define AMDGPU_INFO_SENSOR_GPU_INPUT_POWER 0xc
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/* Number of VRAM page faults on CPU access. */
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/* Number of VRAM page faults on CPU access. */
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#define AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS 0x1E
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#define AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS 0x1E
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#define AMDGPU_INFO_VRAM_LOST_COUNTER 0x1F
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#define AMDGPU_INFO_VRAM_LOST_COUNTER 0x1F
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