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drm/panel-novatek-nt35510: Emit an error message if power off fails 

Returning an error code from a mipi_dsi remove callback fails, this is
silently ignored. (mipi_dsi_drv_remove() propagates the return value to
device_remove() which ignores it.) So emit an error code in the driver
remove function and return 0.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220708094922.1408248-3-u.kleine-koenig@pengutronix.de
This commit is contained in:
Uwe Kleine-König 2022-07-08 11:49:21 +02:00 committed by Sam Ravnborg
parent d72ac4bbf4
commit 1fd452c403
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/panel/panel-novatek-nt35510.c
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@ -974,9 +974,12 @@ static int nt35510_remove(struct mipi_dsi_device *dsi)
mipi_dsi_detach(dsi); mipi_dsi_detach(dsi);
/* Power off */ /* Power off */
ret = nt35510_power_off(nt); ret = nt35510_power_off(nt);
if (ret)
dev_err(&dsi->dev, "Failed to power off\n");
drm_panel_remove(&nt->panel); drm_panel_remove(&nt->panel);
return ret; return 0;
} }
/* /*