[v2,4/8] drm: bridge: dw-mipi-dsi: Switch to devm_drm_of_get_bridge

Message ID 20220301141247.126911-4-jagan@amarulasolutions.com
State New
Headers show
Series
  • [v2,1/8] Revert "drm/bridge: dw-mipi-dsi: Find the possible DSI devices"
Related show

Commit Message

Jagan Teki March 1, 2022, 2:12 p.m. UTC
devm_drm_of_get_bridge is capable of looking up the downstream
bridge and panel and trying to add a panel bridge if the panel
is found.

Replace explicit finding calls with devm_drm_of_get_bridge.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
Changes for v2:
- split the patch

 drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

Patch

diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
index 1cc912b6e1f8..b2efecf7d160 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
@@ -315,7 +315,6 @@  static int dw_mipi_dsi_host_attach(struct mipi_dsi_host *host,
 	struct dw_mipi_dsi *dsi = host_to_dsi(host);
 	const struct dw_mipi_dsi_plat_data *pdata = dsi->plat_data;
 	struct drm_bridge *bridge;
-	struct drm_panel *panel;
 	int ret;
 
 	if (device->lanes > dsi->plat_data->max_data_lanes) {
@@ -329,17 +328,9 @@  static int dw_mipi_dsi_host_attach(struct mipi_dsi_host *host,
 	dsi->format = device->format;
 	dsi->mode_flags = device->mode_flags;
 
-	ret = drm_of_find_panel_or_bridge(host->dev->of_node, 1, 0,
-					  &panel, &bridge);
-	if (ret)
-		return ret;
-
-	if (panel) {
-		bridge = drm_panel_bridge_add_typed(panel,
-						    DRM_MODE_CONNECTOR_DSI);
-		if (IS_ERR(bridge))
-			return PTR_ERR(bridge);
-	}
+	bridge = devm_drm_of_get_bridge(dsi->dev, dsi->dev->of_node, 1, 0);
+	if (IS_ERR(bridge))
+		return PTR_ERR(bridge);
 
 	dsi->panel_bridge = bridge;