[PATCH] regulator: mcp16502: Fix build error when !CONFIG_SUSPEND && CONFIG_PM_SLEEP

[PATCH] regulator: mcp16502: Fix build error when !CONFIG_SUSPEND && CONFIG_PM_SLEEP

[Axel Lin]

Use #ifdef CONFIG_PM_SLEEP guard around suspend_fn/resume_fn to fix below
build error.

  CC [M]  drivers/regulator/mcp16502.o
In file included from ./include/linux/device.h:23:0,
                 from ./include/linux/gpio/driver.h:5,
                 from ./include/asm-generic/gpio.h:13,
                 from ./include/linux/gpio.h:62,
                 from drivers/regulator/mcp16502.c:11:
drivers/regulator/mcp16502.c:528:32: error: ‘mcp16502_suspend_noirq’ undeclared here (not in a function); did you mean ‘mcp16502_suspend’?
  SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(mcp16502_suspend_noirq,
                                ^
./include/linux/pm.h:342:19: note: in definition of macro ‘SET_NOIRQ_SYSTEM_SLEEP_PM_OPS’
  .suspend_noirq = suspend_fn, \
                   ^~~~~~~~~~
drivers/regulator/mcp16502.c:529:10: error: ‘mcp16502_resume_noirq’ undeclared here (not in a function); did you mean ‘mcp16502_suspend_noirq’?
          mcp16502_resume_noirq)
          ^
./include/linux/pm.h:343:18: note: in definition of macro ‘SET_NOIRQ_SYSTEM_SLEEP_PM_OPS’
  .resume_noirq = resume_fn, \
                  ^~~~~~~~~

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
 drivers/regulator/mcp16502.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/regulator/mcp16502.c b/drivers/regulator/mcp16502.c
index ec5b6836a20c..2507acb7f5dc 100644
--- a/drivers/regulator/mcp16502.c
+++ b/drivers/regulator/mcp16502.c
@@ -498,7 +498,7 @@ static int mcp16502_probe(struct i2c_client *client,
 	return 0;
 }
 
-#ifdef CONFIG_SUSPEND
+#ifdef CONFIG_PM_SLEEP
 static int mcp16502_suspend_noirq(struct device *dev)
 {
 	struct i2c_client *client = to_i2c_client(dev);
@@ -518,10 +518,7 @@ static int mcp16502_resume_noirq(struct device *dev)
 
 	return 0;
 }
-#else /* !CONFIG_SUSPEND */
-#define mcp16502_suspend NULL
-#define mcp16502_resume NULL
-#endif /* !CONFIG_SUSPEND */
+#endif
 
 #ifdef CONFIG_PM
 static const struct dev_pm_ops mcp16502_pm_ops = {
-- 
2.17.1


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