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path: root/drivers/gpu/drm/msm/dsi/dsi_manager.c
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Diffstat (limited to 'drivers/gpu/drm/msm/dsi/dsi_manager.c')
-rw-r--r--drivers/gpu/drm/msm/dsi/dsi_manager.c41
1 files changed, 18 insertions, 23 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c
index b7c52b14c790..5b3f3068fd92 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_manager.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c
@@ -423,7 +423,18 @@ static enum drm_mode_status dsi_mgr_bridge_mode_valid(struct drm_bridge *bridge,
return msm_dsi_host_check_dsc(host, mode);
}
+static int dsi_mgr_bridge_attach(struct drm_bridge *bridge,
+ enum drm_bridge_attach_flags flags)
+{
+ int id = dsi_mgr_bridge_get_id(bridge);
+ struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
+
+ return drm_bridge_attach(bridge->encoder, msm_dsi->next_bridge,
+ bridge, flags);
+}
+
static const struct drm_bridge_funcs dsi_mgr_bridge_funcs = {
+ .attach = dsi_mgr_bridge_attach,
.pre_enable = dsi_mgr_bridge_pre_enable,
.post_disable = dsi_mgr_bridge_post_disable,
.mode_set = dsi_mgr_bridge_mode_set,
@@ -431,17 +442,19 @@ static const struct drm_bridge_funcs dsi_mgr_bridge_funcs = {
};
/* initialize bridge */
-struct drm_bridge *msm_dsi_manager_bridge_init(struct msm_dsi *msm_dsi,
- struct drm_encoder *encoder)
+int msm_dsi_manager_connector_init(struct msm_dsi *msm_dsi,
+ struct drm_encoder *encoder)
{
+ struct drm_device *dev = msm_dsi->dev;
struct drm_bridge *bridge;
struct dsi_bridge *dsi_bridge;
+ struct drm_connector *connector;
int ret;
dsi_bridge = devm_kzalloc(msm_dsi->dev->dev,
sizeof(*dsi_bridge), GFP_KERNEL);
if (!dsi_bridge)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
dsi_bridge->id = msm_dsi->id;
@@ -450,27 +463,9 @@ struct drm_bridge *msm_dsi_manager_bridge_init(struct msm_dsi *msm_dsi,
ret = devm_drm_bridge_add(msm_dsi->dev->dev, bridge);
if (ret)
- return ERR_PTR(ret);
-
- ret = drm_bridge_attach(encoder, bridge, NULL, 0);
- if (ret)
- return ERR_PTR(ret);
-
- return bridge;
-}
-
-int msm_dsi_manager_ext_bridge_init(u8 id, struct drm_bridge *int_bridge)
-{
- struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
- struct drm_device *dev = msm_dsi->dev;
- struct drm_encoder *encoder;
- struct drm_connector *connector;
- int ret;
-
- encoder = int_bridge->encoder;
+ return ret;
- ret = drm_bridge_attach(encoder, msm_dsi->next_bridge, int_bridge,
- DRM_BRIDGE_ATTACH_NO_CONNECTOR);
+ ret = drm_bridge_attach(encoder, bridge, NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR);
if (ret)
return ret;