[ALSA] AMD Au1x00 driver: buggy spinlocks

Modules: MIPS AU1x00 driver

AMD Au1x00 ALSA driver fails compilation with the alternate spinlock
implementation because it doesn't do locking/unlocking correctly in some
places (passes spinlock by value).

Signed-off-by: Konstantin Baydarov <kbaidarov@ru.mvista.com>
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/mips/au1x00.c b/sound/mips/au1x00.c
index 2df78a64c7f20ccb0d1fab1784e00f6bf1aa162a..d08a42b24b1f847a43b54203da326aaa45d7c35e 100644 (file)
--- a/sound/mips/au1x00.c
+++ b/sound/mips/au1x00.c
@@ -472,7 +472,7 @@ snd_au1000_ac97_read(ac97_t *ac97, unsigned short reg)
        u32 volatile cmd;
        u16 volatile data;
        int             i;
-       spin_lock(au1000->ac97_lock);
+       spin_lock(&au1000->ac97_lock);
 /* would rather use the interupt than this polling but it works and I can't
 get the interupt driven case to work efficiently */
        for (i = 0; i < 0x5000; i++)
@@ -495,7 +495,7 @@ get the interupt driven case to work efficiently */
        }
 
        data = au1000->ac97_ioport->cmd & 0xffff;
-       spin_unlock(au1000->ac97_lock);
+       spin_unlock(&au1000->ac97_lock);
 
        return data;
 
@@ -507,7 +507,7 @@ snd_au1000_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short val)
 {
        u32 cmd;
        int i;
-       spin_lock(au1000->ac97_lock);
+       spin_lock(&au1000->ac97_lock);
 /* would rather use the interupt than this polling but it works and I can't
 get the interupt driven case to work efficiently */
        for (i = 0; i < 0x5000; i++)
@@ -520,7 +520,7 @@ get the interupt driven case to work efficiently */
        cmd &= ~AC97C_READ;
        cmd |= ((u32) val << AC97C_WD_BIT);
        au1000->ac97_ioport->cmd = cmd;
-       spin_unlock(au1000->ac97_lock);
+       spin_unlock(&au1000->ac97_lock);
 }
 static void
 snd_au1000_ac97_free(ac97_t *ac97)