From 86b7709d48f0df8796bddd7e1ce45c6fb7a7c6ec Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 27 Aug 2015 09:52:22 -0400 Subject: [PATCH] drm/radeon: fix HDMI quantization_range for pre-DCE5 asics Support for output_csc is only available on DCE5 and newer so don't mess with the HDMI quantization_range on pre-DCE5 asics. bug: https://bugs.freedesktop.org/show_bug.cgi?id=83226 Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- drivers/gpu/drm/radeon/radeon_audio.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c index fbc8d88d6e5d..2c02e99b5f95 100644 --- a/drivers/gpu/drm/radeon/radeon_audio.c +++ b/drivers/gpu/drm/radeon/radeon_audio.c @@ -522,13 +522,15 @@ static int radeon_audio_set_avi_packet(struct drm_encoder *encoder, return err; } - if (drm_rgb_quant_range_selectable(radeon_connector_edid(connector))) { - if (radeon_encoder->output_csc == RADEON_OUTPUT_CSC_TVRGB) - frame.quantization_range = HDMI_QUANTIZATION_RANGE_LIMITED; - else - frame.quantization_range = HDMI_QUANTIZATION_RANGE_FULL; - } else { - frame.quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT; + if (radeon_encoder->output_csc != RADEON_OUTPUT_CSC_BYPASS) { + if (drm_rgb_quant_range_selectable(radeon_connector_edid(connector))) { + if (radeon_encoder->output_csc == RADEON_OUTPUT_CSC_TVRGB) + frame.quantization_range = HDMI_QUANTIZATION_RANGE_LIMITED; + else + frame.quantization_range = HDMI_QUANTIZATION_RANGE_FULL; + } else { + frame.quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT; + } } err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer)); -- 2.39.5