diff options
Diffstat (limited to 'drivers/gpu/drm/bridge/panel.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/panel.c | 36 |
1 files changed, 31 insertions, 5 deletions
diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c index 67fe19e5a9c6..e0cca19b4044 100644 --- a/drivers/gpu/drm/bridge/panel.c +++ b/drivers/gpu/drm/bridge/panel.c @@ -50,7 +50,6 @@ panel_bridge_connector_helper_funcs = { }; static const struct drm_connector_funcs panel_bridge_connector_funcs = { - .dpms = drm_atomic_helper_connector_dpms, .reset = drm_atomic_helper_connector_reset, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = drm_connector_cleanup, @@ -158,7 +157,6 @@ struct drm_bridge *drm_panel_bridge_add(struct drm_panel *panel, u32 connector_type) { struct panel_bridge *panel_bridge; - int ret; if (!panel) return ERR_PTR(-EINVAL); @@ -176,9 +174,7 @@ struct drm_bridge *drm_panel_bridge_add(struct drm_panel *panel, panel_bridge->bridge.of_node = panel->dev->of_node; #endif - ret = drm_bridge_add(&panel_bridge->bridge); - if (ret) - return ERR_PTR(ret); + drm_bridge_add(&panel_bridge->bridge); return &panel_bridge->bridge; } @@ -198,3 +194,33 @@ void drm_panel_bridge_remove(struct drm_bridge *bridge) devm_kfree(panel_bridge->panel->dev, bridge); } EXPORT_SYMBOL(drm_panel_bridge_remove); + +static void devm_drm_panel_bridge_release(struct device *dev, void *res) +{ + struct drm_bridge **bridge = res; + + drm_panel_bridge_remove(*bridge); +} + +struct drm_bridge *devm_drm_panel_bridge_add(struct device *dev, + struct drm_panel *panel, + u32 connector_type) +{ + struct drm_bridge **ptr, *bridge; + + ptr = devres_alloc(devm_drm_panel_bridge_release, sizeof(*ptr), + GFP_KERNEL); + if (!ptr) + return ERR_PTR(-ENOMEM); + + bridge = drm_panel_bridge_add(panel, connector_type); + if (!IS_ERR(bridge)) { + *ptr = bridge; + devres_add(dev, ptr); + } else { + devres_free(ptr); + } + + return bridge; +} +EXPORT_SYMBOL(devm_drm_panel_bridge_add); |