ASoC: ts3a227e: Convert to SYSTEM_SLEEP_PM_OPS()

Use the newer SYSTEM_SLEEP_PM_OPS() macro instead of
SET_SYSTEM_SLEEP_PM_OPS() together with pm_ptr(), which allows us
dropping superfluous CONFIG_PM_SLEEP ifdefs.

This optimizes slightly when CONFIG_PM is disabled, too.

Signed-off-by: Takashi Iwai <[e-mail]>
Reviewed-by: Charles Keepax <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

sound/soc/codecs/ts3a227e.c

···
 	return 0;
 }
 
-#ifdef CONFIG_PM_SLEEP
 static int ts3a227e_suspend(struct device *dev)
 {
 	struct ts3a227e *ts3a227e = dev_get_drvdata(dev);
···
 
 	return 0;
 }
-#endif
 
 static const struct dev_pm_ops ts3a227e_pm = {
-	SET_SYSTEM_SLEEP_PM_OPS(ts3a227e_suspend, ts3a227e_resume)
+	SYSTEM_SLEEP_PM_OPS(ts3a227e_suspend, ts3a227e_resume)
 };
 
 static const struct i2c_device_id ts3a227e_i2c_ids[] = {
···
 static struct i2c_driver ts3a227e_driver = {
 	.driver = {
 		.name = "ts3a227e",
-		.pm = &ts3a227e_pm,
+		.pm = pm_ptr(&ts3a227e_pm),
 		.of_match_table = of_match_ptr(ts3a227e_of_match),
 		.acpi_match_table = ACPI_PTR(ts3a227e_acpi_match),
 	},