ASoC: cs42l42: Defer probe if request_threaded_irq() returns EPROBE_DEFER

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The driver can run without an interrupt so if devm_request_threaded_irq()
failed, the probe() just carried on. But if this was EPROBE_DEFER the
driver would continue without an interrupt instead of deferring to wait
for the interrupt to become available.

Fixes: 2c394ca796 ("ASoC: Add support for CS42L42 codec")
Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20211015133619.4698-6-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Richard Fitzgerald 2021-10-15 14:36:08 +01:00 • committed by Mark Brown

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sound/soc/codecs/cs42l42.c

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