ASoC: pcm3168a: Convert to EXPORT_GPL_DEV_PM_OPS()

Use the newer EXPORT_GPL_DEV_PM_OPS() macro together with pm_ptr(),
which allows us to drop superfluous CONFIG_PM ifdefs.

This optimizes slightly when CONFIG_PM is disabled, too.

Cc: Shenghao Ding <shenghao-ding@ti.com>
Cc: Kevin Lu <kevin-lu@ti.com>
Cc: Baojun Xu <baojun.xu@ti.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20250317095603.20073-89-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>

Author: tiwai

sound/soc/codecs/pcm3168a-i2c.c

@@ -59,7 +59,7 @@ static struct i2c_driver pcm3168a_i2c_driver = {
 		.name	= "pcm3168a",
 		.acpi_match_table = pcm3168a_acpi_match,
 		.of_match_table = pcm3168a_of_match,
-		.pm		= &pcm3168a_pm_ops,
+		.pm		= pm_ptr(&pcm3168a_pm_ops),
 	},
 };
 module_i2c_driver(pcm3168a_i2c_driver);

sound/soc/codecs/pcm3168a-spi.c

@@ -50,7 +50,7 @@ static struct spi_driver pcm3168a_spi_driver = {
 	.driver = {
 		.name	= "pcm3168a",
 		.of_match_table = pcm3168a_of_match,
-		.pm		= &pcm3168a_pm_ops,
+		.pm		= pm_ptr(&pcm3168a_pm_ops),
 	},
 };
 module_spi_driver(pcm3168a_spi_driver);

sound/soc/codecs/pcm3168a.c

@@ -849,7 +849,6 @@ void pcm3168a_remove(struct device *dev)
 }
 EXPORT_SYMBOL_GPL(pcm3168a_remove);
 
-#ifdef CONFIG_PM
 static int pcm3168a_rt_resume(struct device *dev)
 {
 	struct pcm3168a_priv *pcm3168a = dev_get_drvdata(dev);
@@ -905,12 +904,10 @@ static int pcm3168a_rt_suspend(struct device *dev)
 
 	return 0;
 }
-#endif
 
-const struct dev_pm_ops pcm3168a_pm_ops = {
-	SET_RUNTIME_PM_OPS(pcm3168a_rt_suspend, pcm3168a_rt_resume, NULL)
+EXPORT_GPL_DEV_PM_OPS(pcm3168a_pm_ops) = {
+	RUNTIME_PM_OPS(pcm3168a_rt_suspend, pcm3168a_rt_resume, NULL)
 };
-EXPORT_SYMBOL_GPL(pcm3168a_pm_ops);
 
 MODULE_DESCRIPTION("PCM3168A codec driver");
 MODULE_AUTHOR("Damien Horsley <Damien.Horsley@imgtec.com>");