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Commit 86b7709d authored by Alex Deucher's avatar Alex Deucher
Browse files

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: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 92cffd56

drivers/gpu/drm/radeon/radeon_audio.c

+9 −7
Original line number Diff line number Diff line
@@ -522,6 +522,7 @@ static int radeon_audio_set_avi_packet(struct drm_encoder *encoder, 
		return err;

	}



	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;
@@ -530,6 +531,7 @@ static int radeon_audio_set_avi_packet(struct drm_encoder *encoder, 
		} else {

			frame.quantization_range = HDMI_QUANTIZATION_RANGE_DEFAULT;

		}

	}



	err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));

	if (err < 0) {