[PATCH 41/46] panel/widechips-ws2401: Use refcounted allocation in place of devm_kzalloc()
Anusha Srivatsa
asrivats at redhat.com
Thu Apr 3 20:21:12 UTC 2025
Move to using the new API devm_drm_panel_alloc() to allocate the
panel.
Signed-off-by: Anusha Srivatsa <asrivats at redhat.com>
---
drivers/gpu/drm/panel/panel-widechips-ws2401.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-widechips-ws2401.c b/drivers/gpu/drm/panel/panel-widechips-ws2401.c
index 2591ff8f0d4e8b84b7283718bf05684e8d44d1f5..bb3e5e4306ee2cb5e95b812775b4418d672d91d5 100644
--- a/drivers/gpu/drm/panel/panel-widechips-ws2401.c
+++ b/drivers/gpu/drm/panel/panel-widechips-ws2401.c
@@ -347,9 +347,11 @@ static int ws2401_probe(struct spi_device *spi)
struct ws2401 *ws;
int ret;
- ws = devm_kzalloc(dev, sizeof(*ws), GFP_KERNEL);
- if (!ws)
- return -ENOMEM;
+ ws = devm_drm_panel_alloc(dev, struct ws2401, panel, &ws2401_drm_funcs,
+ DRM_MODE_CONNECTOR_DPI);
+ if (IS_ERR(ws))
+ return PTR_ERR(ws);
+
ws->dev = dev;
/*
@@ -379,9 +381,6 @@ static int ws2401_probe(struct spi_device *spi)
ws2401_read_mtp_id(ws);
ws2401_power_off(ws);
- drm_panel_init(&ws->panel, dev, &ws2401_drm_funcs,
- DRM_MODE_CONNECTOR_DPI);
-
ret = drm_panel_of_backlight(&ws->panel);
if (ret)
return dev_err_probe(dev, ret,
--
2.48.1
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