3 files changed, 12 insertions, 1 deletions

diff --git a/sound/pci/oxygen/hifier.c b/sound/pci/oxygen/hifier.c
index 7442460583dd..dad393ae040a 100644
--- a/sound/pci/oxygen/hifier.c
+++ b/sound/pci/oxygen/hifier.c
@@ -17,6 +17,7 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  */
 
+#include <linux/delay.h>
 #include <linux/pci.h>
 #include <sound/control.h>
 #include <sound/core.h>
@@ -107,6 +108,9 @@ static void set_ak4396_params(struct oxygen *chip,
         else
                 value |= AK4396_DFS_QUAD;
         data->ak4396_ctl2 = value;
+
+        msleep(1); /* wait for the new MCLK to become stable */
+
         ak4396_write(chip, AK4396_CONTROL_1, AK4396_DIF_24_MSB);
         ak4396_write(chip, AK4396_CONTROL_2, value);
         ak4396_write(chip, AK4396_CONTROL_1, AK4396_DIF_24_MSB | AK4396_RSTN);
diff --git a/sound/pci/oxygen/oxygen.c b/sound/pci/oxygen/oxygen.c
index 7c8ae31eb468..c5829d30ef86 100644
--- a/sound/pci/oxygen/oxygen.c
+++ b/sound/pci/oxygen/oxygen.c
@@ -28,6 +28,7 @@
  * GPIO 1 -> DFS1 of AK5385
  */
 
+#include <linux/delay.h>
 #include <linux/mutex.h>
 #include <linux/pci.h>
 #include <sound/ac97_codec.h>
@@ -213,6 +214,9 @@ static void set_ak4396_params(struct oxygen *chip,
         else
                 value |= AK4396_DFS_QUAD;
         data->ak4396_ctl2 = value;
+
+        msleep(1); /* wait for the new MCLK to become stable */
+
         for (i = 0; i < 4; ++i) {
                 ak4396_write(chip, i,
                              AK4396_CONTROL_1, AK4396_DIF_24_MSB);
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
index 6facac5aed90..05eb8994c141 100644
--- a/sound/pci/oxygen/oxygen_mixer.c
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -512,9 +512,12 @@ static int ac97_switch_get(struct snd_kcontrol *ctl,
 
 static void mute_ac97_ctl(struct oxygen *chip, unsigned int control)
 {
-        unsigned int priv_idx = chip->controls[control]->private_value & 0xff;
+        unsigned int priv_idx;
         u16 value;
 
+        if (!chip->controls[control])
+                return;
+        priv_idx = chip->controls[control]->private_value & 0xff;
         value = oxygen_read_ac97(chip, 0, priv_idx);
         if (!(value & 0x8000)) {
                 oxygen_write_ac97(chip, 0, priv_idx, value | 0x8000);