[PATCH 12/46] panel/samsung-ld9040: Use refcounted allocation in place of devm_kzalloc()

From: Anusha Srivatsa
Date: Thu Apr 03 2025 - 17:31:35 EST


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

Signed-off-by: Anusha Srivatsa <asrivats@xxxxxxxxxx>
---
drivers/gpu/drm/panel/panel-samsung-ld9040.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
index 9f438683a6f6e872317af879d1d9518551b08987..c7f2241523a07dfeb7c1cb02c4b4e4758382ae76 100644
--- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c
+++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c
@@ -339,9 +339,11 @@ static int ld9040_probe(struct spi_device *spi)
struct ld9040 *ctx;
int ret;

- ctx = devm_kzalloc(dev, sizeof(struct ld9040), GFP_KERNEL);
- if (!ctx)
- return -ENOMEM;
+ ctx = devm_drm_panel_alloc(dev, struct ld9040, panel,
+ &ld9040_drm_funcs,
+ DRM_MODE_CONNECTOR_DPI);
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);

spi_set_drvdata(spi, ctx);

@@ -373,9 +375,6 @@ static int ld9040_probe(struct spi_device *spi)
return ret;
}

- drm_panel_init(&ctx->panel, dev, &ld9040_drm_funcs,
- DRM_MODE_CONNECTOR_DPI);
-
bldev = devm_backlight_device_register(dev, dev_name(dev), dev,
ctx, &ld9040_bl_ops,
&ld9040_bl_props);

--
2.48.1