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| author | Fangzhi Zuo <Jerry.Zuo@amd.com> | 2021-08-03 18:46:00 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-01 16:55:10 -0400 |
| commit | f01ee019586220c86f238263a4fbde6e72085e11 (patch) | |
| tree | 7cc06dedf7dbae7cec4f779cfd9a393d1eef2f9f /drivers/gpu/drm/amd/display/dc/dc_types.h | |
| parent | 5a2730fc1ff659977e4a8eda92d55769551041ac (diff) | |
| download | linux-stable-f01ee019586220c86f238263a4fbde6e72085e11.tar.gz linux-stable-f01ee019586220c86f238263a4fbde6e72085e11.tar.bz2 linux-stable-f01ee019586220c86f238263a4fbde6e72085e11.zip | |
drm/amd/display: Add DP 2.0 SST DC Support
1. Retrieve 128/132b link cap.
2. 128/132b link training and payload allocation.
3. UHBR10 link rate support.
[squash in warning fixes - Alex]
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_types.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_types.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index c1532930169b..3c109c805447 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -395,9 +395,27 @@ struct dc_lttpr_caps { uint8_t max_link_rate; uint8_t phy_repeater_cnt; uint8_t max_ext_timeout; +#if defined(CONFIG_DRM_AMD_DC_DCN) + union dp_main_link_channel_coding_lttpr_cap main_link_channel_coding; + union dp_128b_132b_supported_lttpr_link_rates supported_128b_132b_rates; +#endif uint8_t aux_rd_interval[MAX_REPEATER_CNT - 1]; }; +#if defined(CONFIG_DRM_AMD_DC_DCN) +struct dc_dongle_dfp_cap_ext { + bool supported; + uint16_t max_pixel_rate_in_mps; + uint16_t max_video_h_active_width; + uint16_t max_video_v_active_height; + struct dp_encoding_format_caps encoding_format_caps; + struct dp_color_depth_caps rgb_color_depth_caps; + struct dp_color_depth_caps ycbcr444_color_depth_caps; + struct dp_color_depth_caps ycbcr422_color_depth_caps; + struct dp_color_depth_caps ycbcr420_color_depth_caps; +}; +#endif + struct dc_dongle_caps { /* dongle type (DP converter, CV smart dongle) */ enum display_dongle_type dongle_type; @@ -411,6 +429,9 @@ struct dc_dongle_caps { bool is_dp_hdmi_ycbcr420_converter; uint32_t dp_hdmi_max_bpc; uint32_t dp_hdmi_max_pixel_clk_in_khz; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct dc_dongle_dfp_cap_ext dfp_cap_ext; +#endif }; /* Scaling format */ enum scaling_transformation { |