[ALSA] ac97: Identify CMI9761 chips.

[sfrench/cifs-2.6.git] / sound / pci / ac97 / ac97_codec.c

diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index a79e91850ba361bbdb05dfdd65a3ed59638fc47e..d2994cb4c8c96aad65b05ef787629bfbe46983e4 100644 (file)
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -129,9 +129,9 @@ static const struct ac97_codec_id snd_ac97_codec_ids[] = {
 { 0x434d4941, 0xffffffff, "CMI9738",           patch_cm9738,   NULL },
 { 0x434d4961, 0xffffffff, "CMI9739",           patch_cm9739,   NULL },
 { 0x434d4969, 0xffffffff, "CMI9780",           patch_cm9780,   NULL },
-{ 0x434d4978, 0xffffffff, "CMI9761",           patch_cm9761,   NULL },
-{ 0x434d4982, 0xffffffff, "CMI9761",           patch_cm9761,   NULL },
-{ 0x434d4983, 0xffffffff, "CMI9761",           patch_cm9761,   NULL },
+{ 0x434d4978, 0xffffffff, "CMI9761A",          patch_cm9761,   NULL },
+{ 0x434d4982, 0xffffffff, "CMI9761B",          patch_cm9761,   NULL },
+{ 0x434d4983, 0xffffffff, "CMI9761A+",         patch_cm9761,   NULL },
 { 0x43525900, 0xfffffff8, "CS4297",            NULL,           NULL },
 { 0x43525910, 0xfffffff8, "CS4297A",           patch_cirrus_spdif,     NULL },
 { 0x43525920, 0xfffffff8, "CS4298",            patch_cirrus_spdif,             NULL },
@@ -382,7 +382,7 @@ int snd_ac97_update_bits_nolock(struct snd_ac97 *ac97, unsigned short reg,
        unsigned short old, new;
 
        old = snd_ac97_read_cache(ac97, reg);
-       new = (old & ~mask) | value;
+       new = (old & ~mask) | (value & mask);
        change = old != new;
        if (change) {
                ac97->regs[reg] = new;
@@ -399,7 +399,7 @@ static int snd_ac97_ad18xx_update_pcm_bits(struct snd_ac97 *ac97, int codec, uns
 
        mutex_lock(&ac97->page_mutex);
        old = ac97->spec.ad18xx.pcmreg[codec];
-       new = (old & ~mask) | value;
+       new = (old & ~mask) | (value & mask);
        change = old != new;
        if (change) {
                mutex_lock(&ac97->reg_mutex);
@@ -570,8 +570,7 @@ int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value
                        ac97->power_up &= ~(1 << (reg>>1));
                else
                        ac97->power_up |= 1 << (reg>>1);
-               if (power_save)
-                       update_power_regs(ac97);
+               update_power_regs(ac97);
        }
 #endif
        return err;
@@ -1928,9 +1927,10 @@ static int snd_ac97_dev_disconnect(struct snd_device *device)
 static struct snd_ac97_build_ops null_build_ops;
 
 #ifdef CONFIG_SND_AC97_POWER_SAVE
-static void do_update_power(void *data)
+static void do_update_power(struct work_struct *work)
 {
-       update_power_regs(data);
+       update_power_regs(
+               container_of(work, struct snd_ac97, power_work.work));
 }
 #endif
 
@@ -1990,7 +1990,7 @@ int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template,
        mutex_init(&ac97->page_mutex);
 #ifdef CONFIG_SND_AC97_POWER_SAVE
        ac97->power_workq = create_workqueue("ac97");
-       INIT_WORK(&ac97->power_work, do_update_power, ac97);
+       INIT_DELAYED_WORK(&ac97->power_work, do_update_power);
 #endif
 
 #ifdef CONFIG_PCI
@@ -2337,10 +2337,7 @@ int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup)
                }
        }
 
-       if (! power_save)
-               return 0;
-
-       if (! powerup && ac97->power_workq)
+       if (power_save && !powerup && ac97->power_workq)
                /* adjust power-down bits after two seconds delay
                 * (for avoiding loud click noises for many (OSS) apps
                 *  that open/close frequently)