Changeset 229 for GPL

Timestamp:

Jul 31, 2007, 4:57:19 PM (18 years ago)

Author:

Brendan Oakley

Message:

Fix of Trac Ticket #21 - slow sound on AC97 Intel while on battery

Location:

GPL/trunk/alsa-kernel

Files:

• include/sound/ac97_codec.h (modified) (1 diff)
• pci/ac97/ac97_codec.c (modified) (2 diffs)

GPL/trunk/alsa-kernel/include/sound/ac97_codec.h

@@ -32 +32 @@
 #include "info.h"
 
+#define CONFIG_SND_AC97_POWER_SAVE /* experimental !!! */
 /*
  *  AC'97 codec registers

GPL/trunk/alsa-kernel/pci/ac97/ac97_codec.c

@@ -2405 +2405 @@
     int i;
 
+#ifdef CONFIG_SND_AC97_POWER_SAVE
+        if (power_save)
+                power_up = ac97->power_up;
+        else {
+#endif
         power_up = (1 << PWIDX_FRONT) | (1 << PWIDX_ADC);
         power_up |= (1 << PWIDX_MIC);
@@ -2412 +2417 @@
             power_up |= (1 << PWIDX_CLFE);
 #ifdef CONFIG_SND_AC97_POWER_SAVE
+        }
         if (ac97_is_power_save_mode(ac97))
                 power_up = ac97->power_up;