[PATCH 15/46] panel/samsung-s6d7aa0: Use refcounted allocation in place of devm_kzalloc()

From: Anusha Srivatsa
Date: Thu Apr 03 2025 - 17:29:58 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-s6d7aa0.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
index 93f11e2e9398782ed10c70159c25fbd5d9f4eb4c..b5b9e80690f66cc62acbd341865d8d47419e498b 100644
--- a/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
+++ b/drivers/gpu/drm/panel/panel-samsung-s6d7aa0.c
@@ -392,9 +392,11 @@ static int s6d7aa0_probe(struct mipi_dsi_device *dsi)
struct s6d7aa0 *ctx;
int ret;

- ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
- if (!ctx)
- return -ENOMEM;
+ ctx = devm_drm_panel_alloc(dev, struct s6d7aa0, panel,
+ &s6d7aa0_panel_funcs,
+ DRM_MODE_CONNECTOR_DSI);
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);

ctx->desc = of_device_get_match_data(dev);
if (!ctx->desc)
@@ -420,8 +422,6 @@ static int s6d7aa0_probe(struct mipi_dsi_device *dsi)
dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST
| ctx->desc->mode_flags;

- drm_panel_init(&ctx->panel, dev, &s6d7aa0_panel_funcs,
- DRM_MODE_CONNECTOR_DSI);
ctx->panel.prepare_prev_first = true;

ret = drm_panel_of_backlight(&ctx->panel);

--
2.48.1