[RESEND PATCH v5 2/9] pwm: clps711x: populate PWM mode in of_xlate function
From: Claudiu Beznea <hidden>
Date: 2018-08-28 13:01:49
Also in:
linux-arm-kernel, linux-doc, linux-pwm, lkml
Subsystem:
pwm subsystem, the rest · Maintainers:
Uwe Kleine-König, Linus Torvalds
Populate PWM mode in of_xlate function to avoid pwm_apply_state() failure. Signed-off-by: Claudiu Beznea <redacted> --- drivers/pwm/pwm-clps711x.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/pwm/pwm-clps711x.c b/drivers/pwm/pwm-clps711x.c
index 26ec24e457b1..d742e8e375c7 100644
--- a/drivers/pwm/pwm-clps711x.c
+++ b/drivers/pwm/pwm-clps711x.c@@ -109,10 +109,18 @@ static const struct pwm_ops clps711x_pwm_ops = { static struct pwm_device *clps711x_pwm_xlate(struct pwm_chip *chip, const struct of_phandle_args *args) { + struct pwm_device *pwm; + if (args->args[0] >= chip->npwm) return ERR_PTR(-EINVAL); - return pwm_request_from_chip(chip, args->args[0], NULL); + pwm = pwm_request_from_chip(chip, args->args[0], NULL); + if (IS_ERR(pwm)) + return pwm; + + pwm->args.mode = pwm_mode_get_valid(chip, pwm); + + return pwm; } static int clps711x_pwm_probe(struct platform_device *pdev)
--
2.7.4