[PATCH 07/46] panel/ronbo-rb070d30: Use refcounted allocation in place of devm_kzalloc()

Anusha Srivatsa asrivats at redhat.com
Thu Apr 3 20:20:38 UTC 2025


Move to using the new API devm_drm_panel_alloc() to allocate the
panel.

Signed-off-by: Anusha Srivatsa <asrivats at redhat.com>
---
 drivers/gpu/drm/panel/panel-ronbo-rb070d30.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
index 2ef5ea5eaeeb2062372c594d077bd070975119ed..ad35d0fb0a16787ffb87c365c9939c78ff42d67a 100644
--- a/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
+++ b/drivers/gpu/drm/panel/panel-ronbo-rb070d30.c
@@ -143,9 +143,11 @@ static int rb070d30_panel_dsi_probe(struct mipi_dsi_device *dsi)
 	struct rb070d30_panel *ctx;
 	int ret;
 
-	ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL);
-	if (!ctx)
-		return -ENOMEM;
+	ctx = devm_drm_panel_alloc(&dsi->dev, struct rb070d30_panel, panel,
+				   &rb070d30_panel_funcs,
+				   DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
 
 	ctx->supply = devm_regulator_get(&dsi->dev, "vcc-lcd");
 	if (IS_ERR(ctx->supply))
@@ -154,9 +156,6 @@ static int rb070d30_panel_dsi_probe(struct mipi_dsi_device *dsi)
 	mipi_dsi_set_drvdata(dsi, ctx);
 	ctx->dsi = dsi;
 
-	drm_panel_init(&ctx->panel, &dsi->dev, &rb070d30_panel_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	ctx->gpios.reset = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW);
 	if (IS_ERR(ctx->gpios.reset)) {
 		dev_err(&dsi->dev, "Couldn't get our reset GPIO\n");

-- 
2.48.1



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