Merge branch 'topic/snd_card_new-err' into topic/atmel

[safe/jmp/linux-2.6] / sound / ppc / tumbler.c

diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index 71a7a97..3eb2233 100644 (file)
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -263,7 +263,7 @@ static int tumbler_get_master_volume(struct snd_kcontrol *kcontrol,
 {
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        struct pmac_tumbler *mix = chip->mixer_data;
-       snd_assert(mix, return -ENODEV);
+
        ucontrol->value.integer.value[0] = mix->master_vol[0];
        ucontrol->value.integer.value[1] = mix->master_vol[1];
        return 0;
@@ -277,7 +277,6 @@ static int tumbler_put_master_volume(struct snd_kcontrol *kcontrol,
        unsigned int vol[2];
        int change;
 
-       snd_assert(mix, return -ENODEV);
        vol[0] = ucontrol->value.integer.value[0];
        vol[1] = ucontrol->value.integer.value[1];
        if (vol[0] >= ARRAY_SIZE(master_volume_table) ||
@@ -299,7 +298,7 @@ static int tumbler_get_master_switch(struct snd_kcontrol *kcontrol,
 {
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        struct pmac_tumbler *mix = chip->mixer_data;
-       snd_assert(mix, return -ENODEV);
+
        ucontrol->value.integer.value[0] = mix->master_switch[0];
        ucontrol->value.integer.value[1] = mix->master_switch[1];
        return 0;
@@ -312,7 +311,6 @@ static int tumbler_put_master_switch(struct snd_kcontrol *kcontrol,
        struct pmac_tumbler *mix = chip->mixer_data;
        int change;
 
-       snd_assert(mix, return -ENODEV);
        change = mix->master_switch[0] != ucontrol->value.integer.value[0] ||
                mix->master_switch[1] != ucontrol->value.integer.value[1];
        if (change) {
@@ -807,7 +805,6 @@ static int snapper_get_capture_source(struct snd_kcontrol *kcontrol,
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        struct pmac_tumbler *mix = chip->mixer_data;
 
-       snd_assert(mix, return -ENODEV);
        ucontrol->value.enumerated.item[0] = mix->capture_source;
        return 0;
 }
@@ -819,7 +816,6 @@ static int snapper_put_capture_source(struct snd_kcontrol *kcontrol,
        struct pmac_tumbler *mix = chip->mixer_data;
        int change;
 
-       snd_assert(mix, return -ENODEV);
        change = ucontrol->value.enumerated.item[0] != mix->capture_source;
        if (change) {
                mix->capture_source = !!ucontrol->value.enumerated.item[0];
@@ -879,7 +875,8 @@ static struct snd_kcontrol_new snapper_mixers[] __initdata = {
          .put = tumbler_put_master_switch
        },
        DEFINE_SNAPPER_MIX("PCM Playback Volume", 0, VOL_IDX_PCM),
-       DEFINE_SNAPPER_MIX("PCM Playback Volume", 1, VOL_IDX_PCM2),
+       /* Alternative PCM is assigned to Mic analog loopback on iBook G4 */
+       DEFINE_SNAPPER_MIX("Mic Playback Volume", 0, VOL_IDX_PCM2),
        DEFINE_SNAPPER_MIX("Monitor Mix Volume", 0, VOL_IDX_ADC),
        DEFINE_SNAPPER_MONO("Tone Control - Bass", bass),
        DEFINE_SNAPPER_MONO("Tone Control - Treble", treble),
@@ -978,7 +975,8 @@ static void device_change_handler(struct work_struct *work)
                return;
 
        mix = chip->mixer_data;
-       snd_assert(mix, return);
+       if (snd_BUG_ON(!mix))
+               return;
 
        headphone = tumbler_detect_headphone(chip);
        lineout = tumbler_detect_lineout(chip);
@@ -1033,7 +1031,8 @@ static void tumbler_update_automute(struct snd_pmac *chip, int do_notify)
        if (chip->auto_mute) {
                struct pmac_tumbler *mix;
                mix = chip->mixer_data;
-               snd_assert(mix, return);
+               if (snd_BUG_ON(!mix))
+                       return;
                mix->auto_mute_notify = do_notify;
                schedule_work(&device_change);
        }
@@ -1227,8 +1226,6 @@ static void tumbler_resume(struct snd_pmac *chip)
 {
        struct pmac_tumbler *mix = chip->mixer_data;
 
-       snd_assert(mix, return);
-
        mix->acs &= ~1;
        mix->master_switch[0] = mix->save_master_switch[0];
        mix->master_switch[1] = mix->save_master_switch[1];
@@ -1275,7 +1272,6 @@ static int __init tumbler_init(struct snd_pmac *chip)
 {
        int irq;
        struct pmac_tumbler *mix = chip->mixer_data;
-       snd_assert(mix, return -EINVAL);
 
        if (tumbler_find_device("audio-hw-reset",
                                "platform-do-hw-reset",
@@ -1350,10 +1346,7 @@ int __init snd_pmac_tumbler_init(struct snd_pmac *chip)
        struct device_node *tas_node, *np;
        char *chipname;
 
-#ifdef CONFIG_KMOD
-       if (current->fs->root)
-               request_module("i2c-powermac");
-#endif /* CONFIG_KMOD */       
+       request_module("i2c-powermac");
 
        mix = kzalloc(sizeof(*mix), GFP_KERNEL);
        if (! mix)