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drm/panel/raspberrypi: Use refcounted allocation in place of devm_kzalloc() 

Move to using the new API devm_drm_panel_alloc() to allocate the
panel. In the call to the new API, avoid using explicit type and use
__typeof() for more type safety.

Signed-off-by: Anusha Srivatsa <asrivats@redhat.com>
Link: https://lore.kernel.org/r/20250710-b4-driver-convert-last-part-july-v1-2-de73ba81b2f5@redhat.com
Signed-off-by: Maxime Ripard <mripard@kernel.org>
This commit is contained in:
Anusha Srivatsa 2025-07-10 23:31:13 -05:00 committed by Maxime Ripard
parent 1e57377dad
commit 6299cb4a21
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1 changed files with 6 additions and 6 deletions
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12
drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c
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@ -373,9 +373,12 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c)
.node = NULL,
};
ts = devm_kzalloc(dev, sizeof(*ts), GFP_KERNEL);
if (!ts)
return -ENOMEM;
ts = devm_drm_panel_alloc(dev, __typeof(*ts), base,
&rpi_touchscreen_funcs,
DRM_MODE_CONNECTOR_DSI);
if (IS_ERR(ts))
return PTR_ERR(ts);
i2c_set_clientdata(i2c, ts);
@ -428,9 +431,6 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c)
return PTR_ERR(ts->dsi);
}
drm_panel_init(&ts->base, dev, &rpi_touchscreen_funcs,
DRM_MODE_CONNECTOR_DSI);
/* This appears last, as it's what will unblock the DSI host
* driver's component bind function.
*/