On 26/06/2020 12:01, Andrzej Hajda wrote:
> Using dev_err_probe code has following advantages:
> - shorter code,
> - recorded defer probe reason for debugging,
> - uniform error code logging.
>
> Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
> ---
> drivers/gpu/drm/bridge/lvds-codec.c | 10 +++-------
> 1 file changed, 3 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/bridge/lvds-codec.c b/drivers/gpu/drm/bridge/lvds-codec.c
> index 24fb1befdfa2..f19d9f7a5db2 100644
> --- a/drivers/gpu/drm/bridge/lvds-codec.c
> +++ b/drivers/gpu/drm/bridge/lvds-codec.c
> @@ -71,13 +71,9 @@ static int lvds_codec_probe(struct platform_device *pdev)
> lvds_codec->connector_type = (uintptr_t)of_device_get_match_data(dev);
> lvds_codec->powerdown_gpio = devm_gpiod_get_optional(dev, "powerdown",
> GPIOD_OUT_HIGH);
> - if (IS_ERR(lvds_codec->powerdown_gpio)) {
> - int err = PTR_ERR(lvds_codec->powerdown_gpio);
> -
> - if (err != -EPROBE_DEFER)
> - dev_err(dev, "powerdown GPIO failure: %d\n", err);
> - return err;
> - }
> + if (IS_ERR(lvds_codec->powerdown_gpio))
> + return dev_err_probe(dev, PTR_ERR(lvds_codec->powerdown_gpio),
> + "powerdown GPIO failure\n");
>
> /* Locate the panel DT node. */
> panel_node = of_graph_get_remote_node(dev->of_node, 1, 0);
>
Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
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