[PATCH 09/46] panel/samsung-ams639rq08: Use refcounted allocation in place of devm_kzalloc()

From: Anusha Srivatsa
Date: Thu Apr 03 2025 - 17:25:17 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-ams639rq08.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-samsung-ams639rq08.c b/drivers/gpu/drm/panel/panel-samsung-ams639rq08.c
index 817365cb5e461f5e0a154b6d9d5c101e05b8945b..f9f4a9ddf5628c869e82bf9abf6de7bbaa752727 100644
--- a/drivers/gpu/drm/panel/panel-samsung-ams639rq08.c
+++ b/drivers/gpu/drm/panel/panel-samsung-ams639rq08.c
@@ -257,9 +257,11 @@ static int ams639rq08_probe(struct mipi_dsi_device *dsi)
struct ams639rq08 *ctx;
int ret;

- ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
- if (!ctx)
- return -ENOMEM;
+ ctx = devm_drm_panel_alloc(&dsi->dev, struct ams639rq08, panel,
+ &ams639rq08_panel_funcs,
+ DRM_MODE_CONNECTOR_DSI);
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);

ret = devm_regulator_bulk_get_const(&dsi->dev,
ARRAY_SIZE(ams639rq08_supplies),
@@ -281,8 +283,6 @@ static int ams639rq08_probe(struct mipi_dsi_device *dsi)
dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST |
MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM;

- drm_panel_init(&ctx->panel, dev, &ams639rq08_panel_funcs,
- DRM_MODE_CONNECTOR_DSI);
ctx->panel.prepare_prev_first = true;

ctx->panel.backlight = ams639rq08_create_backlight(dsi);

--
2.48.1