From: Ville Syrjälä Date: Mon, 7 Nov 2022 19:46:01 +0000 (+0200) Subject: drm/i915: Force RGB output for DVI sink X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=390a7d305cb3799b6d1901bedd61b32470390b68;p=linux.git drm/i915: Force RGB output for DVI sink YCbCr output requires infoframes and whatnot, so don't allow it when dealing with a DVI sink (or a HDMI sink we wish to treat as DVI). Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20221107194604.15227-3-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 389fa36c91e7d..523b70757bac8 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2191,9 +2191,13 @@ static bool intel_hdmi_has_audio(struct intel_encoder *encoder, } static enum intel_output_format -intel_hdmi_output_format(struct intel_connector *connector, +intel_hdmi_output_format(const struct intel_crtc_state *crtc_state, + struct intel_connector *connector, bool ycbcr_420_output) { + if (!crtc_state->has_hdmi_sink) + return INTEL_OUTPUT_FORMAT_RGB; + if (connector->base.ycbcr_420_allowed && ycbcr_420_output) return INTEL_OUTPUT_FORMAT_YCBCR420; else @@ -2212,7 +2216,8 @@ static int intel_hdmi_compute_output_format(struct intel_encoder *encoder, bool ycbcr_420_only = drm_mode_is_420_only(info, adjusted_mode); int ret; - crtc_state->output_format = intel_hdmi_output_format(connector, ycbcr_420_only); + crtc_state->output_format = + intel_hdmi_output_format(crtc_state, connector, ycbcr_420_only); if (ycbcr_420_only && !intel_hdmi_is_ycbcr420(crtc_state)) { drm_dbg_kms(&i915->drm, @@ -2227,7 +2232,7 @@ static int intel_hdmi_compute_output_format(struct intel_encoder *encoder, !drm_mode_is_420_also(info, adjusted_mode)) return ret; - crtc_state->output_format = intel_hdmi_output_format(connector, true); + crtc_state->output_format = intel_hdmi_output_format(crtc_state, connector, true); ret = intel_hdmi_compute_clock(encoder, crtc_state, respect_downstream_limits); }