diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-05-11 19:05:27 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-05-26 17:55:49 +0300 |
| commit | 06e0df24fcf1a4be96d5b497036c0bb8ae216542 (patch) | |
| tree | 84bedd835ce036529e38beeb6063a1551cdb3ede /drivers/gpu/drm/i915/display/intel_hdmi.c | |
| parent | 2fdb6a5ef6225a69dd16c13de416d9b7224cbc96 (diff) | |
| download | linux-06e0df24fcf1a4be96d5b497036c0bb8ae216542.tar.xz | |
drm/i915: Extract intel_hdmi_bpc_possible()
Extract intel_hdmi_bpc_possible() from intel_hdmi_deep_color_possible()
so that we can reuse it for mode validation.
Cc: Werner Sembach <wse@tuxedocomputers.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210511160532.21446-2-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_hdmi.c | 46 |
1 files changed, 27 insertions, 19 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 4a1b2d863b0c..df5fb0741c8e 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -1865,6 +1865,31 @@ static int intel_hdmi_port_clock(int clock, int bpc) return clock * bpc / 8; } +static bool intel_hdmi_bpc_possible(struct drm_connector *connector, + int bpc, bool has_hdmi_sink, bool ycbcr420_output) +{ + const struct drm_display_info *info = &connector->display_info; + const struct drm_hdmi_info *hdmi = &info->hdmi; + + switch (bpc) { + case 12: + if (ycbcr420_output) + return hdmi->y420_dc_modes & DRM_EDID_YCBCR420_DC_36; + else + return info->edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_36; + case 10: + if (ycbcr420_output) + return hdmi->y420_dc_modes & DRM_EDID_YCBCR420_DC_30; + else + return info->edid_hdmi_dc_modes & DRM_EDID_HDMI_DC_30; + case 8: + return true; + default: + MISSING_CASE(bpc); + return false; + } +} + static enum drm_mode_status intel_hdmi_mode_clock_valid(struct intel_hdmi *hdmi, int clock, bool has_hdmi_sink) { @@ -1954,28 +1979,11 @@ bool intel_hdmi_deep_color_possible(const struct intel_crtc_state *crtc_state, return false; for_each_new_connector_in_state(state, connector, connector_state, i) { - const struct drm_display_info *info = &connector->display_info; - if (connector_state->crtc != crtc_state->uapi.crtc) continue; - if (ycbcr420_output) { - const struct drm_hdmi_info *hdmi = &info->hdmi; - - if (bpc == 12 && !(hdmi->y420_dc_modes & - DRM_EDID_YCBCR420_DC_36)) - return false; - else if (bpc == 10 && !(hdmi->y420_dc_modes & - DRM_EDID_YCBCR420_DC_30)) - return false; - } else { - if (bpc == 12 && !(info->edid_hdmi_dc_modes & - DRM_EDID_HDMI_DC_36)) - return false; - else if (bpc == 10 && !(info->edid_hdmi_dc_modes & - DRM_EDID_HDMI_DC_30)) - return false; - } + if (!intel_hdmi_bpc_possible(connector, bpc, has_hdmi_sink, ycbcr420_output)) + return false; } return true; |