Now the DW-HDMI Controller supports the HDMI2.0 modes, enable support
for these modes in the connector if the platform supports them.
We limit these modes to DW-HDMI IP version >= 0x200a which
are designed to support HDMI2.0 display modes.
Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
---
drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 6 ++++++
include/drm/bridge/dw_hdmi.h | 1 +
2 files changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 8c1f7e5e6698..bb87b87c752e 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -3189,6 +3189,12 @@ __dw_hdmi_probe(struct platform_device *pdev,
hdmi->bridge.of_node = pdev->dev.of_node;
#endif
+ if (hdmi->version >= 0x200a)
+ hdmi->connector.ycbcr_420_allowed =
+ hdmi->plat_data->ycbcr_420_allowed;
+ else
+ hdmi->connector.ycbcr_420_allowed = false;
+
memset(&pdevinfo, 0, sizeof(pdevinfo));
pdevinfo.parent = dev;
pdevinfo.id = PLATFORM_DEVID_AUTO;
diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h
index fbf3812c4326..19e30cdd35bf 100644
--- a/include/drm/bridge/dw_hdmi.h
+++ b/include/drm/bridge/dw_hdmi.h
@@ -127,6 +127,7 @@ struct dw_hdmi_plat_data {
unsigned long input_bus_format;
unsigned long input_bus_encoding;
bool use_drm_infoframe;
+ bool ycbcr_420_allowed;
/* Vendor PHY support */
const struct dw_hdmi_phy_ops *phy_ops;
--
2.22.0
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