1 files changed, 17 insertions, 2 deletions

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 14ac9b0e740c..8bd226149868 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -37,6 +37,9 @@
 #include "hda_jack.h"
 #include "hda_generic.h"
 
+/* keep halting ALC5505 DSP, for power saving */
+#define HALT_REALTEK_ALC5505
+
 /* unsol event tags */
 #define ALC_DCVOL_EVENT         0x08
 
@@ -2659,15 +2662,27 @@ static void alc5505_dsp_init(struct hda_codec *codec)
         alc5505_coef_set(codec, 0x880c, 0x00000004); /* DRAM Function control */
         alc5505_coef_set(codec, 0x880c, 0x00000003);
         alc5505_coef_set(codec, 0x880c, 0x00000010);
+
+#ifdef HALT_REALTEK_ALC5505
+        alc5505_dsp_halt(codec);
+#endif
 }
 
+#ifdef HALT_REALTEK_ALC5505
+#define alc5505_dsp_suspend(codec)      /* NOP */
+#define alc5505_dsp_resume(codec)       /* NOP */
+#else
+#define alc5505_dsp_suspend(codec)      alc5505_dsp_halt(codec)
+#define alc5505_dsp_resume(codec)       alc5505_dsp_back_from_halt(codec)
+#endif
+
 #ifdef CONFIG_PM
 static int alc269_suspend(struct hda_codec *codec)
 {
         struct alc_spec *spec = codec->spec;
 
         if (spec->has_alc5505_dsp)
-                alc5505_dsp_halt(codec);
+                alc5505_dsp_suspend(codec);
         return alc_suspend(codec);
 }
 
@@ -2696,7 +2711,7 @@ static int alc269_resume(struct hda_codec *codec)
         alc_inv_dmic_sync(codec, true);
         hda_call_check_power_status(codec, 0x01);
         if (spec->has_alc5505_dsp)
-                alc5505_dsp_back_from_halt(codec);
+                alc5505_dsp_resume(codec);
         return 0;
 }
 #endif /* CONFIG_PM */