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(parent: bca9008) | patch
pwm: rcar: Document inability to set duty_cycle = 0
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Thu, 24 Oct 2019 07:14:10 +0000 (09:14 +0200)
committerThierry Reding <thierry.reding@gmail.com>
Mon, 20 Jan 2020 11:22:30 +0000 (12:22 +0100)
commitaf4fab8bedcfe87f297c65ded128e7ee036488c6
tree7f2a3ec767de234eff159cdfa78aab5b923e8858tree | snapshot
parentbca900829d6035a782d8209c834400ed44539c1dcommit | diff
pwm: rcar: Document inability to set duty_cycle = 0

When .apply() is called with state->duty_cycle = 0 the duty_ns parameter
to rcar_pwm_set_counter() is 0 which results in ph being 0 and
rcar_pwm_set_counter() returning -EINVAL.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
drivers/pwm/pwm-rcar.c diff | blob | history
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