[PATCH 19/30] panel/magnachip-d53e6ea8966: Use refcounted allocation in place of devm_kzalloc()

From: Anusha Srivatsa
Date: Wed Apr 02 2025 - 12:31:16 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-magnachip-d53e6ea8966.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-magnachip-d53e6ea8966.c b/drivers/gpu/drm/panel/panel-magnachip-d53e6ea8966.c
index 799c2161fc85b24e1fb236fd63b397bf66fc15c8..ee225286ce6df0ce48cf7a2c60d600332d02ed86 100644
--- a/drivers/gpu/drm/panel/panel-magnachip-d53e6ea8966.c
+++ b/drivers/gpu/drm/panel/panel-magnachip-d53e6ea8966.c
@@ -370,9 +370,11 @@ static int d53e6ea8966_probe(struct spi_device *spi)
.node = NULL,
};

- db = devm_kzalloc(dev, sizeof(*db), GFP_KERNEL);
- if (!db)
- return -ENOMEM;
+ db = devm_drm_panel_alloc(dev, struct ili9881c, panel,
+ &d53e6ea8966_panel_funcs,
+ DRM_MODE_CONNECTOR_DSI);
+ if (IS_ERR(db))
+ return PTR_ERR(db);

spi_set_drvdata(spi, db);

@@ -425,9 +427,6 @@ static int d53e6ea8966_probe(struct spi_device *spi)
db->dsi_dev->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |
MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET;

- drm_panel_init(&db->panel, dev, &d53e6ea8966_panel_funcs,
- DRM_MODE_CONNECTOR_DSI);
-
if (db->panel_info->backlight_register) {
ret = db->panel_info->backlight_register(db);
if (ret < 0)

--
2.48.1