[PATCH 13/46] panel/samsung-s6d16d0: Use refcounted allocation in place of devm_kzalloc()

Anusha Srivatsa asrivats at redhat.com
Thu Apr 3 20:20:44 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-samsung-s6d16d0.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
index 79f611963c6183218b42c7b6c3e2ab298e3fdb99..ba1a02000bb9def0b4afa8a43e13bc7c3c92a51d 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6d16d0.c
@@ -166,9 +166,11 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi)
 	struct s6d16d0 *s6;
 	int ret;
 
-	s6 = devm_kzalloc(dev, sizeof(struct s6d16d0), GFP_KERNEL);
-	if (!s6)
-		return -ENOMEM;
+	s6 = devm_drm_panel_alloc(dev, struct s6d16d0, panel,
+				  &s6d16d0_drm_funcs,
+				  DRM_MODE_CONNECTOR_DSI);
+	if (IS_ERR(s6))
+		return PTR_ERR(s6);
 
 	mipi_dsi_set_drvdata(dsi, s6);
 	s6->dev = dev;
@@ -200,9 +202,6 @@ static int s6d16d0_probe(struct mipi_dsi_device *dsi)
 		return ret;
 	}
 
-	drm_panel_init(&s6->panel, dev, &s6d16d0_drm_funcs,
-		       DRM_MODE_CONNECTOR_DSI);
-
 	drm_panel_add(&s6->panel);
 
 	ret = mipi_dsi_attach(dsi);

-- 
2.48.1



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