[PATCH v2 01/30] panel/panel-elida-kd35t133: Refcounted allocation

From: Anusha Srivatsa
Date: Thu Apr 03 2025 - 11:18:16 EST


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

Signed-off-by: Anusha Srivatsa <asrivats@xxxxxxxxxx>
---
v2: none.
---
drivers/gpu/drm/panel/panel-elida-kd35t133.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-elida-kd35t133.c b/drivers/gpu/drm/panel/panel-elida-kd35t133.c
index b904d54374449055b16df0c9abf132d2c944a6ff..1f177834d62986679830b15b960fb7299ca65cfa 100644
--- a/drivers/gpu/drm/panel/panel-elida-kd35t133.c
+++ b/drivers/gpu/drm/panel/panel-elida-kd35t133.c
@@ -206,9 +206,10 @@ static int kd35t133_probe(struct mipi_dsi_device *dsi)
struct kd35t133 *ctx;
int ret;

- ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
- if (!ctx)
- return -ENOMEM;
+ ctx = devm_drm_panel_alloc(dev, struct kd35t133, panel,
+ &kd35t133_funcs, DRM_MODE_CONNECTOR_DSI);
+ if (IS_ERR(ctx))
+ return PTR_ERR(ctx);

ctx->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(ctx->reset_gpio)) {
@@ -248,9 +249,6 @@ static int kd35t133_probe(struct mipi_dsi_device *dsi)
MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET |
MIPI_DSI_CLOCK_NON_CONTINUOUS;

- drm_panel_init(&ctx->panel, &dsi->dev, &kd35t133_funcs,
- DRM_MODE_CONNECTOR_DSI);
-
ret = drm_panel_of_backlight(&ctx->panel);
if (ret)
return ret;

--
2.48.1