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drm/bridge: analogix_dp: loader protect for logo

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add loader protect for logo display.

Change-Id: Idbb83eaad0428083cb544723bf02784a7f253305
Signed-off-by: Sandy Huang <hjc@rock-chips.com>
This commit is contained in:
Sandy Huang
2019-07-02 11:36:33 +08:00
parent bb55488bd0
commit a64e85b897
1 changed files with 16 additions and 0 deletions
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16
drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
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@@ -1150,7 +1150,22 @@ analogix_dp_best_encoder(struct drm_connector *connector)
return dp->encoder;
}
static int analogix_dp_loader_protect(struct drm_connector *connector, bool on)
{
struct analogix_dp_device *dp = to_dp(connector);
if (dp->plat_data->panel)
drm_panel_loader_protect(dp->plat_data->panel, on);
if (on)
pm_runtime_get_sync(dp->dev);
else
pm_runtime_put(dp->dev);
return 0;
}
static const struct drm_connector_helper_funcs analogix_dp_connector_helper_funcs = {
.loader_protect = analogix_dp_loader_protect,
.get_modes = analogix_dp_get_modes,
.best_encoder = analogix_dp_best_encoder,
};
@@ -1205,6 +1220,7 @@ static int analogix_dp_bridge_attach(struct drm_bridge *bridge)
if (!dp->plat_data->skip_connector) {
connector = &dp->connector;
connector->polled = DRM_CONNECTOR_POLL_HPD;
connector->port = dp->dev->of_node;
ret = drm_connector_init(dp->drm_dev, connector,
&analogix_dp_connector_funcs,