diff options
Diffstat (limited to 'include/drm/drm_connector.h')
| -rw-r--r-- | include/drm/drm_connector.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index fcdc58d8b88b..1922b278ffad 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -175,6 +175,46 @@ struct drm_scdc { struct drm_scrambling scrambling; }; +/** + * struct drm_hdmi_dsc_cap - DSC capabilities of HDMI sink + * + * Describes the DSC support provided by HDMI 2.1 sink. + * The information is fetched fom additional HFVSDB blocks defined + * for HDMI 2.1. + */ +struct drm_hdmi_dsc_cap { + /** @v_1p2: flag for dsc1.2 version support by sink */ + bool v_1p2; + + /** @native_420: Does sink support DSC with 4:2:0 compression */ + bool native_420; + + /** + * @all_bpp: Does sink support all bpp with 4:4:4: or 4:2:2 + * compressed formats + */ + bool all_bpp; + + /** + * @bpc_supported: compressed bpc supported by sink : 10, 12 or 16 bpc + */ + u8 bpc_supported; + + /** @max_slices: maximum number of Horizontal slices supported by */ + u8 max_slices; + + /** @clk_per_slice : max pixel clock in MHz supported per slice */ + int clk_per_slice; + + /** @max_lanes : dsc max lanes supported for Fixed rate Link training */ + u8 max_lanes; + + /** @max_frl_rate_per_lane : maximum frl rate with DSC per lane */ + u8 max_frl_rate_per_lane; + + /** @total_chunk_kbytes: max size of chunks in KBs supported per line*/ + u8 total_chunk_kbytes; +}; /** * struct drm_hdmi_info - runtime information about the connected HDMI sink @@ -207,6 +247,15 @@ struct drm_hdmi_info { /** @y420_dc_modes: bitmap of deep color support index */ u8 y420_dc_modes; + + /** @max_frl_rate_per_lane: support fixed rate link */ + u8 max_frl_rate_per_lane; + + /** @max_lanes: supported by sink */ + u8 max_lanes; + + /** @dsc_cap: DSC capabilities of the sink */ + struct drm_hdmi_dsc_cap dsc_cap; }; /** |