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drm/bridge: synopsys: dw-hdmi-qp: support hdmi2.0 when get modes is not from edid

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Signed-off-by: Chen Shunqing <csq@rock-chips.com>
Change-Id: Ie1c78cf2b817b6ba9bfb59481331507bd9e5fa12
This commit is contained in:
Chen Shunqing
2025-04-22 16:32:57 +08:00
committed by Tao Huang
parent a6e1abc637
commit 74328f507f
1 changed files with 12 additions and 1 deletions
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13
drivers/gpu/drm/bridge/synopsys/dw-hdmi-qp.c
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@@ -2755,8 +2755,15 @@ static int dw_hdmi_connector_get_modes(struct drm_connector *connector)
}
}
if (hdmi->panel)
if (hdmi->panel) {
hdmi->support_hdmi = true;
hdmi->sink_is_hdmi = true;
hdmi->sink_has_audio = true;
info->hdmi.scdc.supported = true;
info->hdmi.scdc.scrambling.supported = true;
info->max_tmds_clock = HDMI20_MAX_TMDSCLK_KHZ;
return drm_panel_get_modes(hdmi->panel, connector);
}
if (hdmi->next_bridge && hdmi->next_bridge->ops & DRM_BRIDGE_OP_MODES)
return drm_bridge_get_modes(hdmi->next_bridge, connector);
@@ -2826,6 +2833,7 @@ static int dw_hdmi_connector_get_modes(struct drm_connector *connector)
kfree(drm_edid);
} else {
hdmi->support_hdmi = true;
hdmi->sink_is_hdmi = true;
hdmi->sink_has_audio = true;
if (hdmi->plat_data->split_mode) {
@@ -2855,6 +2863,9 @@ static int dw_hdmi_connector_get_modes(struct drm_connector *connector)
info->edid_hdmi_ycbcr444_dc_modes = 0;
info->hdmi.y420_dc_modes = 0;
info->color_formats = 0;
info->hdmi.scdc.supported = true;
info->hdmi.scdc.scrambling.supported = true;
info->max_tmds_clock = HDMI20_MAX_TMDSCLK_KHZ;
dev_info(hdmi->dev, "failed to get edid\n");
}