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author | Boris Brezillon <boris.brezillon@free-electrons.com> | 2015-07-01 08:21:47 (GMT) |
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committer | Thierry Reding <thierry.reding@gmail.com> | 2015-07-20 07:46:06 (GMT) |
commit | 5c31252c4a86dc591c23f1a951edd52ad791ef0e (patch) | |
tree | 4a955e92027bbf95cd5fc9222245c0e4c8810a43 /drivers/pwm/pwm-atmel-tcb.c | |
parent | d770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 (diff) | |
download | linux-5c31252c4a86dc591c23f1a951edd52ad791ef0e.tar.xz |
pwm: Add the pwm_is_enabled() helper
Some PWM drivers are testing the PWMF_ENABLED flag. Create a helper
function to hide the logic behind enabled test. This will allow us to
smoothly move from the current approach to an atomic PWM update
approach.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-atmel-tcb.c')
-rw-r--r-- | drivers/pwm/pwm-atmel-tcb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pwm/pwm-atmel-tcb.c b/drivers/pwm/pwm-atmel-tcb.c index d14e067..6da01b3 100644 --- a/drivers/pwm/pwm-atmel-tcb.c +++ b/drivers/pwm/pwm-atmel-tcb.c @@ -347,7 +347,7 @@ static int atmel_tcb_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, tcbpwm->duty = duty; /* If the PWM is enabled, call enable to apply the new conf */ - if (test_bit(PWMF_ENABLED, &pwm->flags)) + if (pwm_is_enabled(pwm)) atmel_tcb_pwm_enable(chip, pwm); return 0; |