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Subject[PATCH v4 02/11] drm/bridge: dw-hdmi: add max bpc connector property
Date
From: Jonas Karlman <jonas@kwiboo.se>

Add the max_bpc property to the dw-hdmi connector to prepare support
for 10, 12 & 16bit output support.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 9e0927d22db6..051001f77dd4 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -2406,6 +2406,10 @@ static int dw_hdmi_bridge_attach(struct drm_bridge *bridge)
DRM_MODE_CONNECTOR_HDMIA,
hdmi->ddc);

+ drm_atomic_helper_connector_reset(connector);
+
+ drm_connector_attach_max_bpc_property(connector, 8, 16);
+
if (hdmi->version >= 0x200a && hdmi->plat_data->use_drm_infoframe)
drm_object_attach_property(&connector->base,
connector->dev->mode_config.hdr_output_metadata_property, 0);
--
2.22.0
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