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| author | Alex Deucher <alexander.deucher@amd.com> | 2015-02-23 17:14:47 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-03-19 12:26:26 -0400 |
| commit | a1dcc2778b682361351a369652b66dd2d66cf1d9 (patch) | |
| tree | 89d9dba170049c87fde984b0e3f84849b9c959d3 | |
| parent | 643b1f5629a30f979e2da678ecf0b1855e074a8c (diff) | |
| download | blackbird-op-linux-a1dcc2778b682361351a369652b66dd2d66cf1d9.tar.gz blackbird-op-linux-a1dcc2778b682361351a369652b66dd2d66cf1d9.zip | |
drm/radeon: setup quantization_range in AVI infoframe
If the display supports selectable range, set the range
based on what the user has selected for output csc.
bug:
https://bugs.freedesktop.org/show_bug.cgi?id=83226
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_audio.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c index b21ef69a34ac..48d49e651a30 100644 --- a/drivers/gpu/drm/radeon/radeon_audio.c +++ b/drivers/gpu/drm/radeon/radeon_audio.c @@ -520,16 +520,40 @@ static int radeon_audio_set_avi_packet(struct drm_encoder *encoder, struct radeon_device *rdev = encoder->dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; + struct drm_connector *connector; + struct radeon_connector *radeon_connector = NULL; u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE]; struct hdmi_avi_infoframe frame; int err; + list_for_each_entry(connector, + &encoder->dev->mode_config.connector_list, head) { + if (connector->encoder == encoder) { + radeon_connector = to_radeon_connector(connector); + break; + } + } + + if (!radeon_connector) { + DRM_ERROR("Couldn't find encoder's connector\n"); + return -ENOENT; + } + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode); if (err < 0) { DRM_ERROR("failed to setup AVI infoframe: %d\n", err); 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; + } + err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer)); if (err < 0) { DRM_ERROR("failed to pack AVI infoframe: %d\n", err); |
