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i2c: at91: remove #define CONFIG_PM

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Remove #define CONFIG_PM and use __maybe_unused for PM functions and
pm_ptr() for PM ops.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Claudiu Beznea 2021-07-05 15:15:16 +03:00 • committed by Wolfram Sang
parent 9c5b1daa3b
commit dab4b0e8c9
1 changed files with 5 additions and 12 deletions
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17
drivers/i2c/busses/i2c-at91-core.c
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@ -286,9 +286,7 @@ static int at91_twi_remove(struct platform_device *pdev)
return 0;
}
#ifdef CONFIG_PM
static int at91_twi_runtime_suspend(struct device *dev)
static int __maybe_unused at91_twi_runtime_suspend(struct device *dev)
{
struct at91_twi_dev *twi_dev = dev_get_drvdata(dev);
@ -299,7 +297,7 @@ static int at91_twi_runtime_suspend(struct device *dev)
return 0;
}
static int at91_twi_runtime_resume(struct device *dev)
static int __maybe_unused at91_twi_runtime_resume(struct device *dev)
{
struct at91_twi_dev *twi_dev = dev_get_drvdata(dev);
@ -308,7 +306,7 @@ static int at91_twi_runtime_resume(struct device *dev)
return clk_prepare_enable(twi_dev->clk);
}
static int at91_twi_suspend_noirq(struct device *dev)
static int __maybe_unused at91_twi_suspend_noirq(struct device *dev)
{
if (!pm_runtime_status_suspended(dev))
at91_twi_runtime_suspend(dev);
@ -316,7 +314,7 @@ static int at91_twi_suspend_noirq(struct device *dev)
return 0;
}
static int at91_twi_resume_noirq(struct device *dev)
static int __maybe_unused at91_twi_resume_noirq(struct device *dev)
{
struct at91_twi_dev *twi_dev = dev_get_drvdata(dev);
int ret;
@ -342,11 +340,6 @@ static const struct dev_pm_ops at91_twi_pm = {
.runtime_resume = at91_twi_runtime_resume,
};
#define at91_twi_pm_ops (&at91_twi_pm)
#else
#define at91_twi_pm_ops NULL
#endif
static struct platform_driver at91_twi_driver = {
.probe = at91_twi_probe,
.remove = at91_twi_remove,
@ -354,7 +347,7 @@ static struct platform_driver at91_twi_driver = {
.driver = {
.name = "at91_i2c",
.of_match_table = of_match_ptr(atmel_twi_dt_ids),
.pm = at91_twi_pm_ops,
.pm = pm_ptr(&at91_twi_pm),
},
};