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authorVille Syrjälä <ville.syrjala@linux.intel.com>2017-01-11 13:57:23 +0100
committerVille Syrjälä <ville.syrjala@linux.intel.com>2017-01-26 17:37:13 +0100
commita2ce26f815b16500d390fc46381ec770192a5fbe (patch)
treedcc171a7e43b36e1cbbfb3055ef06b14e0f75430 /drivers/gpu/drm/vc4
parentdrm/edid: Introduce drm_default_rgb_quant_range() (diff)
downloadlinux-a2ce26f815b16500d390fc46381ec770192a5fbe.tar.xz
linux-a2ce26f815b16500d390fc46381ec770192a5fbe.zip
drm/edid: Introduce drm_hdmi_avi_infoframe_quant_range()
Pull the logic to populate the quantization range information in the AVI infoframe into a small helper. We'll be adding a bit more logic to it, and having it in a central place seems like a good idea since it's based on the CEA-861 spec. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170111125725.8086-4-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula <jani.nikula@intel.com> Acked-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/vc4')
-rw-r--r--drivers/gpu/drm/vc4/vc4_hdmi.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 5d49bf948162..87b59469b606 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -356,15 +356,11 @@ static void vc4_hdmi_set_avi_infoframe(struct drm_encoder *encoder)
return;
}
- if (vc4_encoder->rgb_range_selectable) {
- if (vc4_encoder->limited_rgb_range) {
- frame.avi.quantization_range =
- HDMI_QUANTIZATION_RANGE_LIMITED;
- } else {
- frame.avi.quantization_range =
- HDMI_QUANTIZATION_RANGE_FULL;
- }
- }
+ drm_hdmi_avi_infoframe_quant_range(&frame.avi,
+ vc4_encoder->limited_rgb_range ?
+ HDMI_QUANTIZATION_RANGE_LIMITED :
+ HDMI_QUANTIZATION_RANGE_FULL,
+ vc4_encoder->rgb_range_selectable);
vc4_hdmi_write_infoframe(encoder, &frame);
}