backlight: pwm_bl: Use dev_err_probe

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Use dev_err_probe to simplify error paths. Also let dev_err_probe handle
the -EPROBE_DEFER case and add an entry to
/sys/kernel/debug/devices_deferred when deferred.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Link: https://lore.kernel.org/r/20231117120625.2398417-1-alexander.stein@ew.tq-group.com
Signed-off-by: Lee Jones <lee@kernel.org>

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Alexander Stein 2023-11-17 13:06:25 +01:00 • committed by Lee Jones

parent 2e914516a5

commit 58793f263a

1 changed files with 18 additions and 16 deletions

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34

drivers/video/backlight/pwm_bl.c

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