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authorBoris Brezillon <boris.brezillon@free-electrons.com>2015-07-01 11:21:47 +0300
committerThierry Reding <thierry.reding@gmail.com>2015-07-20 10:46:06 +0300
commit5c31252c4a86dc591c23f1a951edd52ad791ef0e (patch)
tree4a955e92027bbf95cd5fc9222245c0e4c8810a43 /drivers/pwm/pwm-tiehrpwm.c
parentd770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 (diff)
downloadlinux-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-tiehrpwm.c')
-rw-r--r--drivers/pwm/pwm-tiehrpwm.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c
index 694b3cf7694b..6a41e66015b6 100644
--- a/drivers/pwm/pwm-tiehrpwm.c
+++ b/drivers/pwm/pwm-tiehrpwm.c
@@ -407,7 +407,7 @@ static void ehrpwm_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)
{
struct ehrpwm_pwm_chip *pc = to_ehrpwm_pwm_chip(chip);
- if (test_bit(PWMF_ENABLED, &pwm->flags)) {
+ if (pwm_is_enabled(pwm)) {
dev_warn(chip->dev, "Removing PWM device without disabling\n");
pm_runtime_put_sync(chip->dev);
}
@@ -565,7 +565,7 @@ static int ehrpwm_pwm_suspend(struct device *dev)
for (i = 0; i < pc->chip.npwm; i++) {
struct pwm_device *pwm = &pc->chip.pwms[i];
- if (!test_bit(PWMF_ENABLED, &pwm->flags))
+ if (!pwm_is_enabled(pwm))
continue;
/* Disable explicitly if PWM is running */
@@ -582,7 +582,7 @@ static int ehrpwm_pwm_resume(struct device *dev)
for (i = 0; i < pc->chip.npwm; i++) {
struct pwm_device *pwm = &pc->chip.pwms[i];
- if (!test_bit(PWMF_ENABLED, &pwm->flags))
+ if (!pwm_is_enabled(pwm))
continue;
/* Enable explicitly if PWM was running */