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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h index 630f3395e90a..d46aa4817e70 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h @@ -419,6 +419,15 @@ struct vba_vars_st { double MinPixelChunkSizeBytes; unsigned int DCCMetaBufferSizeBytes; // Pipe/Plane Parameters + + /** @VoltageLevel: + * Every ASIC has a fixed number of DPM states, and some devices might + * have some particular voltage configuration that does not map + * directly to the DPM states. This field tells how many states the + * target device supports; even though this field combines the DPM and + * special SOC voltages, it mostly matches the total number of DPM + * states. + */ int VoltageLevel; double FabricClock; double DRAMSpeed; |