diff options
Diffstat (limited to 'drivers/pwm/pwm-tiehrpwm.c')
| -rw-r--r-- | drivers/pwm/pwm-tiehrpwm.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c index aee4471424d..cb75133085a 100644 --- a/drivers/pwm/pwm-tiehrpwm.c +++ b/drivers/pwm/pwm-tiehrpwm.c @@ -138,12 +138,12 @@ static inline struct ehrpwm_pwm_chip *to_ehrpwm_pwm_chip(struct pwm_chip *chip) return container_of(chip, struct ehrpwm_pwm_chip, chip); } -static u16 ehrpwm_read(void __iomem *base, int offset) +static inline u16 ehrpwm_read(void __iomem *base, int offset) { return readw(base + offset); } -static void ehrpwm_write(void __iomem *base, int offset, unsigned int val) +static inline void ehrpwm_write(void __iomem *base, int offset, unsigned int val) { writew(val & 0xFFFF, base + offset); } @@ -440,10 +440,8 @@ static int ehrpwm_pwm_probe(struct platform_device *pdev) u16 status; pc = devm_kzalloc(&pdev->dev, sizeof(*pc), GFP_KERNEL); - if (!pc) { - dev_err(&pdev->dev, "failed to allocate memory\n"); + if (!pc) return -ENOMEM; - } clk = devm_clk_get(&pdev->dev, "fck"); if (IS_ERR(clk)) { @@ -531,6 +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); @@ -557,7 +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); |