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path: root/drivers/pwm/pwm-tiehrpwm.c
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Diffstat (limited to 'drivers/pwm/pwm-tiehrpwm.c')
-rw-r--r--drivers/pwm/pwm-tiehrpwm.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c
index aee4471424d1..cb75133085a8 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);