From 791ad5f1e1af2926adef5bb1998eb445681e31f0 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 18 Jul 2019 17:50:44 +0300 Subject: [PATCH] drm/i915: Fix AVI infoframe quantization range for YCbCr output MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We're configuring the AVI infoframe quantization range bits as if we're always transmitting RGB pixels. Let's fix this so that we correctly indicate limited range YCC quantization range when transmitting YCbCr instead. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20190718145053.25808-4-ville.syrjala@linux.intel.com Reviewed-by: Gwan-gyeong Mun --- drivers/gpu/drm/i915/display/intel_hdmi.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 04a8718..0082c46 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -724,11 +724,16 @@ intel_hdmi_compute_avi_infoframe(struct intel_encoder *encoder, drm_hdmi_avi_infoframe_colorspace(frame, conn_state); - drm_hdmi_avi_infoframe_quant_range(frame, connector, - adjusted_mode, - crtc_state->limited_color_range ? - HDMI_QUANTIZATION_RANGE_LIMITED : - HDMI_QUANTIZATION_RANGE_FULL); + if (crtc_state->output_format == INTEL_OUTPUT_FORMAT_RGB) { + drm_hdmi_avi_infoframe_quant_range(frame, connector, + adjusted_mode, + crtc_state->limited_color_range ? + HDMI_QUANTIZATION_RANGE_LIMITED : + HDMI_QUANTIZATION_RANGE_FULL); + } else { + frame->quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT; + frame->ycc_quantization_range = HDMI_YCC_QUANTIZATION_RANGE_LIMITED; + } drm_hdmi_avi_infoframe_content_type(frame, conn_state); -- 2.7.4