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authorWolfram Sang <wsa@sang-engineering.com>2014-04-02 13:56:21 +0200
committerThierry Reding <thierry.reding@gmail.com>2014-05-21 11:51:26 +0200
commitaf5935ec125ef85823ea43fbcfdd3c15b532d199 (patch)
tree93f9c2d28ab4a592723e13b6c1a60092756c2c0f /drivers/pwm
parentpwm-backlight: retrieve configured PWM period (diff)
downloadlinux-af5935ec125ef85823ea43fbcfdd3c15b532d199.tar.xz
linux-af5935ec125ef85823ea43fbcfdd3c15b532d199.zip
pwm: tiehrpwm: don't build PM related functions when not needed
Fixes following warnings on AM335X with no PM_SLEEP drivers/pwm/pwm-tiehrpwm.c:534:13: warning: 'ehrpwm_pwm_save_context' defined but not used [-Wunused-function] drivers/pwm/pwm-tiehrpwm.c:548:13: warning: 'ehrpwm_pwm_restore_context' defined but not used [-Wunused-function] Signed-off-by: Wolfram Sang <wsa@sang-engineering.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm')
-rw-r--r--drivers/pwm/pwm-tiehrpwm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c
index 3a31c08cc6c8..f5e371dc4e50 100644
--- a/drivers/pwm/pwm-tiehrpwm.c
+++ b/drivers/pwm/pwm-tiehrpwm.c
@@ -529,6 +529,7 @@ static int ehrpwm_pwm_remove(struct platform_device *pdev)
return pwmchip_remove(&pc->chip);
}
+#ifdef CONFIG_PM_SLEEP
static void ehrpwm_pwm_save_context(struct ehrpwm_pwm_chip *pc)
{
pm_runtime_get_sync(pc->chip.dev);
@@ -555,7 +556,6 @@ static void ehrpwm_pwm_restore_context(struct ehrpwm_pwm_chip *pc)
ehrpwm_write(pc->mmio_base, TBCTL, pc->ctx.tbctl);
}
-#ifdef CONFIG_PM_SLEEP
static int ehrpwm_pwm_suspend(struct device *dev)
{
struct ehrpwm_pwm_chip *pc = dev_get_drvdata(dev);