ALSA: hda - Fix possible compile warnings regarding CONFIG_PM
Replace with a proper ifdef check of CONFIG_PM_SLEEP in hda_intel.c.
But other places in HD-audio driver are still marked with CONFIG_PM,
since these can be called for power-saving even without
CONFIG_PM_SLEEP.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 23ad7e2..464ea16b 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2409,11 +2409,10 @@
}
#endif /* CONFIG_SND_HDA_POWER_SAVE */
-#ifdef CONFIG_PM
+#if defined(CONFIG_PM_SLEEP) || defined(SUPPORT_VGA_SWITCHEROO)
/*
* power management
*/
-
static int azx_suspend(struct device *dev)
{
struct pci_dev *pci = to_pci_dev(dev);
@@ -2471,10 +2470,8 @@
static SIMPLE_DEV_PM_OPS(azx_pm, azx_suspend, azx_resume);
#define AZX_PM_OPS &azx_pm
#else
-#define azx_suspend(dev)
-#define azx_resume(dev)
#define AZX_PM_OPS NULL
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP || SUPPORT_VGA_SWITCHEROO */
/*
