From: Wolfram Sang Date: Wed, 2 Apr 2014 11:56:21 +0000 (+0200) Subject: pwm: tiehrpwm: don't build PM related functions when not needed X-Git-Tag: firefly_0821_release~176^2~3780^2~7 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=af5935ec125ef85823ea43fbcfdd3c15b532d199;p=firefly-linux-kernel-4.4.55.git 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 Signed-off-by: Thierry Reding --- 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);