Merge branch 'nfs-for-2.6.32' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6...
[safe/jmp/linux-2.6] / sound / ppc / awacs.c
index e052bd0..2cc0eda 100644 (file)
@@ -20,7 +20,6 @@
  */
 
 
-#include <sound/driver.h>
 #include <asm/io.h>
 #include <asm/nvram.h>
 #include <linux/init.h>
 #endif
 
 #ifdef PMAC_AMP_AVAIL
-typedef struct awacs_amp {
+struct awacs_amp {
        unsigned char amp_master;
        unsigned char amp_vol[2][2];
        unsigned char amp_tone[2];
-} awacs_amp_t;
+};
 
 #define CHECK_CUDA_AMP() (sys_ctrler == SYS_CTRLER_CUDA)
 
 #endif /* PMAC_AMP_AVAIL */
 
 
-static void snd_pmac_screamer_wait(pmac_t *chip)
+static void snd_pmac_screamer_wait(struct snd_pmac *chip)
 {
        long timeout = 2000;
        while (!(in_le32(&chip->awacs->codec_stat) & MASK_VALID)) {
@@ -62,7 +61,7 @@ static void snd_pmac_screamer_wait(pmac_t *chip)
  * write AWACS register
  */
 static void
-snd_pmac_awacs_write(pmac_t *chip, int val)
+snd_pmac_awacs_write(struct snd_pmac *chip, int val)
 {
        long timeout = 5000000;
 
@@ -78,21 +77,21 @@ snd_pmac_awacs_write(pmac_t *chip, int val)
 }
 
 static void
-snd_pmac_awacs_write_reg(pmac_t *chip, int reg, int val)
+snd_pmac_awacs_write_reg(struct snd_pmac *chip, int reg, int val)
 {
        snd_pmac_awacs_write(chip, val | (reg << 12));
        chip->awacs_reg[reg] = val;
 }
 
 static void
-snd_pmac_awacs_write_noreg(pmac_t *chip, int reg, int val)
+snd_pmac_awacs_write_noreg(struct snd_pmac *chip, int reg, int val)
 {
        snd_pmac_awacs_write(chip, val | (reg << 12));
 }
 
-#ifdef CONFIG_PMAC_PBOOK
+#ifdef CONFIG_PM
 /* Recalibrate chip */
-static void screamer_recalibrate(pmac_t *chip)
+static void screamer_recalibrate(struct snd_pmac *chip)
 {
        if (chip->model != PMAC_SCREAMER)
                return;
@@ -103,9 +102,10 @@ static void screamer_recalibrate(pmac_t *chip)
        snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
        if (chip->manufacturer == 0x1)
                /* delay for broken crystal part */
-               big_mdelay(750);
+               msleep(750);
        snd_pmac_awacs_write_noreg(chip, 1,
-                                  chip->awacs_reg[1] | MASK_RECALIBRATE | MASK_CMUTE | MASK_AMUTE);
+                                  chip->awacs_reg[1] | MASK_RECALIBRATE |
+                                  MASK_CMUTE | MASK_AMUTE);
        snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
        snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]);
 }
@@ -118,7 +118,7 @@ static void screamer_recalibrate(pmac_t *chip)
 /*
  * additional callback to set the pcm format
  */
-static void snd_pmac_awacs_set_format(pmac_t *chip)
+static void snd_pmac_awacs_set_format(struct snd_pmac *chip)
 {
        chip->awacs_reg[1] &= ~MASK_SAMPLERATE;
        chip->awacs_reg[1] |= chip->rate_index << 3;
@@ -132,7 +132,8 @@ static void snd_pmac_awacs_set_format(pmac_t *chip)
 /*
  * volumes: 0-15 stereo
  */
-static int snd_pmac_awacs_info_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_pmac_awacs_info_volume(struct snd_kcontrol *kcontrol,
+                                     struct snd_ctl_elem_info *uinfo)
 {
        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
        uinfo->count = 2;
@@ -140,10 +141,11 @@ static int snd_pmac_awacs_info_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_inf
        uinfo->value.integer.max = 15;
        return 0;
 }
-static int snd_pmac_awacs_get_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+
+static int snd_pmac_awacs_get_volume(struct snd_kcontrol *kcontrol,
+                                    struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int reg = kcontrol->private_value & 0xff;
        int lshift = (kcontrol->private_value >> 8) & 0xff;
        int inverted = (kcontrol->private_value >> 16) & 1;
@@ -163,18 +165,21 @@ static int snd_pmac_awacs_get_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_valu
        return 0;
 }
 
-static int snd_pmac_awacs_put_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_awacs_put_volume(struct snd_kcontrol *kcontrol,
+                                    struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int reg = kcontrol->private_value & 0xff;
        int lshift = (kcontrol->private_value >> 8) & 0xff;
        int inverted = (kcontrol->private_value >> 16) & 1;
        int val, oldval;
        unsigned long flags;
-       int vol[2];
+       unsigned int vol[2];
 
        vol[0] = ucontrol->value.integer.value[0];
        vol[1] = ucontrol->value.integer.value[1];
+       if (vol[0] > 0x0f || vol[1] > 0x0f)
+               return -EINVAL;
        if (inverted) {
                vol[0] = 0x0f - vol[0];
                vol[1] = 0x0f - vol[1];
@@ -203,9 +208,10 @@ static int snd_pmac_awacs_put_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_valu
 /*
  * mute master/ogain for AWACS: mono
  */
-static int snd_pmac_awacs_get_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_awacs_get_switch(struct snd_kcontrol *kcontrol,
+                                    struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int reg = kcontrol->private_value & 0xff;
        int shift = (kcontrol->private_value >> 8) & 0xff;
        int invert = (kcontrol->private_value >> 16) & 1;
@@ -221,9 +227,10 @@ static int snd_pmac_awacs_get_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_valu
        return 0;
 }
 
-static int snd_pmac_awacs_put_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_awacs_put_switch(struct snd_kcontrol *kcontrol,
+                                    struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int reg = kcontrol->private_value & 0xff;
        int shift = (kcontrol->private_value >> 8) & 0xff;
        int invert = (kcontrol->private_value >> 16) & 1;
@@ -260,7 +267,8 @@ static int snd_pmac_awacs_put_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_valu
 static void awacs_set_cuda(int reg, int val)
 {
        struct adb_request req;
-       cuda_request(&req, NULL, 5, CUDA_PACKET, CUDA_GET_SET_IIC, 0x8a, reg, val);
+       cuda_request(&req, NULL, 5, CUDA_PACKET, CUDA_GET_SET_IIC, 0x8a,
+                       reg, val);
        while (! req.complete)
                cuda_poll();
 }
@@ -268,7 +276,7 @@ static void awacs_set_cuda(int reg, int val)
 /*
  * level = 0 - 14, 7 = 0 dB
  */
-static void awacs_amp_set_tone(awacs_amp_t *amp, int bass, int treble)
+static void awacs_amp_set_tone(struct awacs_amp *amp, int bass, int treble)
 {
        amp->amp_tone[0] = bass;
        amp->amp_tone[1] = treble;
@@ -282,10 +290,11 @@ static void awacs_amp_set_tone(awacs_amp_t *amp, int bass, int treble)
 /*
  * vol = 0 - 31 (attenuation), 32 = mute bit, stereo
  */
-static int awacs_amp_set_vol(awacs_amp_t *amp, int index, int lvol, int rvol, int do_check)
+static int awacs_amp_set_vol(struct awacs_amp *amp, int index,
+                            int lvol, int rvol, int do_check)
 {
        if (do_check && amp->amp_vol[index][0] == lvol &&
-           amp->amp_vol[index][1] == rvol)
+                       amp->amp_vol[index][1] == rvol)
                return 0;
        awacs_set_cuda(3 + index, lvol);
        awacs_set_cuda(5 + index, rvol);
@@ -297,7 +306,7 @@ static int awacs_amp_set_vol(awacs_amp_t *amp, int index, int lvol, int rvol, in
 /*
  * 0 = -79 dB, 79 = 0 dB, 99 = +20 dB
  */
-static void awacs_amp_set_master(awacs_amp_t *amp, int vol)
+static void awacs_amp_set_master(struct awacs_amp *amp, int vol)
 {
        amp->amp_master = vol;
        if (vol <= 79)
@@ -307,10 +316,11 @@ static void awacs_amp_set_master(awacs_amp_t *amp, int vol)
        awacs_set_cuda(1, vol);
 }
 
-static void awacs_amp_free(pmac_t *chip)
+static void awacs_amp_free(struct snd_pmac *chip)
 {
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return);
+       struct awacs_amp *amp = chip->mixer_data;
+       if (!amp)
+               return;
        kfree(amp);
        chip->mixer_data = NULL;
        chip->mixer_free = NULL;
@@ -320,7 +330,8 @@ static void awacs_amp_free(pmac_t *chip)
 /*
  * mixer controls
  */
-static int snd_pmac_awacs_info_volume_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_pmac_awacs_info_volume_amp(struct snd_kcontrol *kcontrol,
+                                         struct snd_ctl_elem_info *uinfo)
 {
        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
        uinfo->count = 2;
@@ -328,60 +339,65 @@ static int snd_pmac_awacs_info_volume_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem
        uinfo->value.integer.max = 31;
        return 0;
 }
-static int snd_pmac_awacs_get_volume_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+
+static int snd_pmac_awacs_get_volume_amp(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int index = kcontrol->private_value;
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return -EINVAL);
-       snd_assert(index >= 0 && index <= 1, return -EINVAL);
+       struct awacs_amp *amp = chip->mixer_data;
+
        ucontrol->value.integer.value[0] = 31 - (amp->amp_vol[index][0] & 31);
        ucontrol->value.integer.value[1] = 31 - (amp->amp_vol[index][1] & 31);
        return 0;
 }
 
-static int snd_pmac_awacs_put_volume_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_awacs_put_volume_amp(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int index = kcontrol->private_value;
        int vol[2];
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return -EINVAL);
-       snd_assert(index >= 0 && index <= 1, return -EINVAL);
+       struct awacs_amp *amp = chip->mixer_data;
 
-       vol[0] = (31 - (ucontrol->value.integer.value[0] & 31)) | (amp->amp_vol[index][0] & 32);
-       vol[1] = (31 - (ucontrol->value.integer.value[1] & 31)) | (amp->amp_vol[index][1] & 32);
+       vol[0] = (31 - (ucontrol->value.integer.value[0] & 31))
+               | (amp->amp_vol[index][0] & 32);
+       vol[1] = (31 - (ucontrol->value.integer.value[1] & 31))
+               | (amp->amp_vol[index][1] & 32);
        return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
 }
 
-static int snd_pmac_awacs_get_switch_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_awacs_get_switch_amp(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int index = kcontrol->private_value;
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return -EINVAL);
-       snd_assert(index >= 0 && index <= 1, return -EINVAL);
-       ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32) ? 0 : 1;
-       ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32) ? 0 : 1;
+       struct awacs_amp *amp = chip->mixer_data;
+
+       ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32)
+                                       ? 0 : 1;
+       ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32)
+                                       ? 0 : 1;
        return 0;
 }
 
-static int snd_pmac_awacs_put_switch_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_awacs_put_switch_amp(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int index = kcontrol->private_value;
        int vol[2];
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return -EINVAL);
-       snd_assert(index >= 0 && index <= 1, return -EINVAL);
+       struct awacs_amp *amp = chip->mixer_data;
 
-       vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32) | (amp->amp_vol[index][0] & 31);
-       vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32) | (amp->amp_vol[index][1] & 31);
+       vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32)
+               | (amp->amp_vol[index][0] & 31);
+       vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32)
+               | (amp->amp_vol[index][1] & 31);
        return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
 }
 
-static int snd_pmac_awacs_info_tone_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_pmac_awacs_info_tone_amp(struct snd_kcontrol *kcontrol,
+                                       struct snd_ctl_elem_info *uinfo)
 {
        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
        uinfo->count = 1;
@@ -389,34 +405,39 @@ static int snd_pmac_awacs_info_tone_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_i
        uinfo->value.integer.max = 14;
        return 0;
 }
-static int snd_pmac_awacs_get_tone_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+
+static int snd_pmac_awacs_get_tone_amp(struct snd_kcontrol *kcontrol,
+                                      struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int index = kcontrol->private_value;
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return -EINVAL);
-       snd_assert(index >= 0 && index <= 1, return -EINVAL);
+       struct awacs_amp *amp = chip->mixer_data;
+
        ucontrol->value.integer.value[0] = amp->amp_tone[index];
        return 0;
 }
 
-static int snd_pmac_awacs_put_tone_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_awacs_put_tone_amp(struct snd_kcontrol *kcontrol,
+                                      struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int index = kcontrol->private_value;
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return -EINVAL);
-       snd_assert(index >= 0 && index <= 1, return -EINVAL);
-       if (ucontrol->value.integer.value[0] != amp->amp_tone[index]) {
-               amp->amp_tone[index] = ucontrol->value.integer.value[0];
+       struct awacs_amp *amp = chip->mixer_data;
+       unsigned int val;
+
+       val = ucontrol->value.integer.value[0];
+       if (val > 14)
+               return -EINVAL;
+       if (val != amp->amp_tone[index]) {
+               amp->amp_tone[index] = val;
                awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]);
                return 1;
        }
        return 0;
 }
 
-static int snd_pmac_awacs_info_master_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_pmac_awacs_info_master_amp(struct snd_kcontrol *kcontrol,
+                                         struct snd_ctl_elem_info *uinfo)
 {
        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
        uinfo->count = 1;
@@ -424,23 +445,29 @@ static int snd_pmac_awacs_info_master_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem
        uinfo->value.integer.max = 99;
        return 0;
 }
-static int snd_pmac_awacs_get_master_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+
+static int snd_pmac_awacs_get_master_amp(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return -EINVAL);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+       struct awacs_amp *amp = chip->mixer_data;
+
        ucontrol->value.integer.value[0] = amp->amp_master;
        return 0;
 }
 
-static int snd_pmac_awacs_put_master_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_awacs_put_master_amp(struct snd_kcontrol *kcontrol,
+                                        struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
-       awacs_amp_t *amp = chip->mixer_data;
-       snd_assert(amp, return -EINVAL);
-       if (ucontrol->value.integer.value[0] != amp->amp_master) {
-               amp->amp_master = ucontrol->value.integer.value[0];
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+       struct awacs_amp *amp = chip->mixer_data;
+       unsigned int val;
+
+       val = ucontrol->value.integer.value[0];
+       if (val > 99)
+               return -EINVAL;
+       if (val != amp->amp_master) {
+               amp->amp_master = val;
                awacs_amp_set_master(amp, amp->amp_master);
                return 1;
        }
@@ -450,7 +477,7 @@ static int snd_pmac_awacs_put_master_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_
 #define AMP_CH_SPK     0
 #define AMP_CH_HD      1
 
-static snd_kcontrol_new_t snd_pmac_awacs_amp_vol[] __initdata = {
+static struct snd_kcontrol_new snd_pmac_awacs_amp_vol[] __devinitdata = {
        { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
          .name = "PC Speaker Playback Volume",
          .info = snd_pmac_awacs_info_volume_amp,
@@ -487,7 +514,7 @@ static snd_kcontrol_new_t snd_pmac_awacs_amp_vol[] __initdata = {
        },
 };
 
-static snd_kcontrol_new_t snd_pmac_awacs_amp_hp_sw __initdata = {
+static struct snd_kcontrol_new snd_pmac_awacs_amp_hp_sw __devinitdata = {
        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
        .name = "Headphone Playback Switch",
        .info = snd_pmac_boolean_stereo_info,
@@ -496,7 +523,7 @@ static snd_kcontrol_new_t snd_pmac_awacs_amp_hp_sw __initdata = {
        .private_value = AMP_CH_HD,
 };
 
-static snd_kcontrol_new_t snd_pmac_awacs_amp_spk_sw __initdata = {
+static struct snd_kcontrol_new snd_pmac_awacs_amp_spk_sw __devinitdata = {
        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
        .name = "PC Speaker Playback Switch",
        .info = snd_pmac_boolean_stereo_info,
@@ -511,36 +538,37 @@ static snd_kcontrol_new_t snd_pmac_awacs_amp_spk_sw __initdata = {
 /*
  * mic boost for screamer
  */
-static int snd_pmac_screamer_mic_boost_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int snd_pmac_screamer_mic_boost_info(struct snd_kcontrol *kcontrol,
+                                           struct snd_ctl_elem_info *uinfo)
 {
        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
        uinfo->count = 1;
        uinfo->value.integer.min = 0;
-       uinfo->value.integer.max = 2;
+       uinfo->value.integer.max = 3;
        return 0;
 }
 
-static int snd_pmac_screamer_mic_boost_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_screamer_mic_boost_get(struct snd_kcontrol *kcontrol,
+                                          struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
-       int val;
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+       int val = 0;
        unsigned long flags;
 
        spin_lock_irqsave(&chip->reg_lock, flags);
        if (chip->awacs_reg[6] & MASK_MIC_BOOST)
-               val = 2;
-       else if (chip->awacs_reg[0] & MASK_GAINLINE)
-               val = 1;
-       else
-               val = 0;
+               val |= 2;
+       if (chip->awacs_reg[0] & MASK_GAINLINE)
+               val |= 1;
        spin_unlock_irqrestore(&chip->reg_lock, flags);
        ucontrol->value.integer.value[0] = val;
        return 0;
 }
 
-static int snd_pmac_screamer_mic_boost_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol,
+                                          struct snd_ctl_elem_value *ucontrol)
 {
-       pmac_t *chip = snd_kcontrol_chip(kcontrol);
+       struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        int changed = 0;
        int val0, val6;
        unsigned long flags;
@@ -548,11 +576,10 @@ static int snd_pmac_screamer_mic_boost_put(snd_kcontrol_t *kcontrol, snd_ctl_ele
        spin_lock_irqsave(&chip->reg_lock, flags);
        val0 = chip->awacs_reg[0] & ~MASK_GAINLINE;
        val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST;
-       if (ucontrol->value.integer.value[0] > 0) {
+       if (ucontrol->value.integer.value[0] & 1)
                val0 |= MASK_GAINLINE;
-               if (ucontrol->value.integer.value[0] > 1)
-                       val6 |= MASK_MIC_BOOST;
-       }
+       if (ucontrol->value.integer.value[0] & 2)
+               val6 |= MASK_MIC_BOOST;
        if (val0 != chip->awacs_reg[0]) {
                snd_pmac_awacs_write_reg(chip, 0, val0);
                changed = 1;
@@ -568,58 +595,131 @@ static int snd_pmac_screamer_mic_boost_put(snd_kcontrol_t *kcontrol, snd_ctl_ele
 /*
  * lists of mixer elements
  */
-static snd_kcontrol_new_t snd_pmac_awacs_mixers[] __initdata = {
-       AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
+static struct snd_kcontrol_new snd_pmac_awacs_mixers[] __devinitdata = {
        AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0),
-       AWACS_VOLUME("Capture Volume", 0, 4, 0),
+       AWACS_VOLUME("Master Capture Volume", 0, 4, 0),
+/*     AWACS_SWITCH("Unknown Playback Switch", 6, SHIFT_PAROUT0, 0), */
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] __devinitdata = {
+       AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
+       AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
+       AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
+       AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_LINE, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mixers_lo[] __devinitdata = {
+       AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] __devinitdata = {
+       AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
+       AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mixers_g4agp[] __devinitdata = {
+       AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
+       AWACS_VOLUME("Master Playback Volume", 5, 6, 1),
+       AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
+       AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac7500[] __devinitdata = {
+       AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
+       AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
+       AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac5500[] __devinitdata = {
+       AWACS_VOLUME("Headphone Playback Volume", 2, 6, 1),
+};
+
+static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] __devinitdata = {
+       AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
        AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
 };
 
 /* FIXME: is this correct order?
  * screamer (powerbook G3 pismo) seems to have different bits...
  */
-static snd_kcontrol_new_t snd_pmac_awacs_mixers2[] __initdata = {
+static struct snd_kcontrol_new snd_pmac_awacs_mixers2[] __devinitdata = {
        AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_LINE, 0),
        AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_MIC, 0),
 };
 
-static snd_kcontrol_new_t snd_pmac_screamer_mixers2[] __initdata = {
+static struct snd_kcontrol_new snd_pmac_screamer_mixers2[] __devinitdata = {
        AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
        AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_LINE, 0),
 };
 
-static snd_kcontrol_new_t snd_pmac_awacs_master_sw __initdata =
+static struct snd_kcontrol_new snd_pmac_awacs_mixers2_pmac5500[] __devinitdata = {
+       AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_awacs_master_sw __devinitdata =
 AWACS_SWITCH("Master Playback Switch", 1, SHIFT_HDMUTE, 1);
 
-static snd_kcontrol_new_t snd_pmac_awacs_mic_boost[] __initdata = {
-       AWACS_SWITCH("Mic Boost", 0, SHIFT_GAINLINE, 0),
+static struct snd_kcontrol_new snd_pmac_awacs_master_sw_imac __devinitdata =
+AWACS_SWITCH("Line out Playback Switch", 1, SHIFT_HDMUTE, 1);
+
+static struct snd_kcontrol_new snd_pmac_awacs_master_sw_pmac5500 __devinitdata =
+AWACS_SWITCH("Headphone Playback Switch", 1, SHIFT_HDMUTE, 1);
+
+static struct snd_kcontrol_new snd_pmac_awacs_mic_boost[] __devinitdata = {
+       AWACS_SWITCH("Mic Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
 };
 
-static snd_kcontrol_new_t snd_pmac_screamer_mic_boost[] __initdata = {
+static struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] __devinitdata = {
        { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-         .name = "Mic Boost",
+         .name = "Mic Boost Capture Volume",
          .info = snd_pmac_screamer_mic_boost_info,
          .get = snd_pmac_screamer_mic_boost_get,
          .put = snd_pmac_screamer_mic_boost_put,
        },
 };
 
-static snd_kcontrol_new_t snd_pmac_awacs_speaker_vol[] __initdata = {
+static struct snd_kcontrol_new snd_pmac_awacs_mic_boost_pmac7500[] __devinitdata =
+{
+       AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_beige[] __devinitdata =
+{
+       AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
+       AWACS_SWITCH("CD Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_imac[] __devinitdata =
+{
+       AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
+       AWACS_SWITCH("Mic Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_awacs_speaker_vol[] __devinitdata = {
        AWACS_VOLUME("PC Speaker Playback Volume", 4, 6, 1),
 };
-static snd_kcontrol_new_t snd_pmac_awacs_speaker_sw __initdata =
+
+static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw __devinitdata =
 AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_SPKMUTE, 1);
 
+static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac1 __devinitdata =
+AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 1);
+
+static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac2 __devinitdata =
+AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 0);
+
 
 /*
  * add new mixer elements to the card
  */
-static int build_mixers(pmac_t *chip, int nums, snd_kcontrol_new_t *mixers)
+static int build_mixers(struct snd_pmac *chip, int nums,
+                       struct snd_kcontrol_new *mixers)
 {
        int i, err;
 
        for (i = 0; i < nums; i++) {
-               if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip))) < 0)
+               err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip));
+               if (err < 0)
                        return err;
        }
        return 0;
@@ -629,7 +729,7 @@ static int build_mixers(pmac_t *chip, int nums, snd_kcontrol_new_t *mixers)
 /*
  * restore all registers
  */
-static void awacs_restore_all_regs(pmac_t *chip)
+static void awacs_restore_all_regs(struct snd_pmac *chip)
 {
        snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]);
        snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
@@ -642,21 +742,21 @@ static void awacs_restore_all_regs(pmac_t *chip)
        }
 }
 
-#ifdef CONFIG_PMAC_PBOOK
-static void snd_pmac_awacs_suspend(pmac_t *chip)
+#ifdef CONFIG_PM
+static void snd_pmac_awacs_suspend(struct snd_pmac *chip)
 {
        snd_pmac_awacs_write_noreg(chip, 1, (chip->awacs_reg[1]
                                             | MASK_AMUTE | MASK_CMUTE));
 }
 
-static void snd_pmac_awacs_resume(pmac_t *chip)
+static void snd_pmac_awacs_resume(struct snd_pmac *chip)
 {
        if (machine_is_compatible("PowerBook3,1")
            || machine_is_compatible("PowerBook3,2")) {
-               big_mdelay(100);
+               msleep(100);
                snd_pmac_awacs_write_reg(chip, 1,
                        chip->awacs_reg[1] & ~MASK_PAROUT);
-               big_mdelay(300);
+               msleep(300);
        }
 
        awacs_restore_all_regs(chip);
@@ -668,27 +768,42 @@ static void snd_pmac_awacs_resume(pmac_t *chip)
        screamer_recalibrate(chip);
 #ifdef PMAC_AMP_AVAIL
        if (chip->mixer_data) {
-               awacs_amp_t *amp = chip->mixer_data;
-               awacs_amp_set_vol(amp, 0, amp->amp_vol[0][0], amp->amp_vol[0][1], 0);
-               awacs_amp_set_vol(amp, 1, amp->amp_vol[1][0], amp->amp_vol[1][1], 0);
+               struct awacs_amp *amp = chip->mixer_data;
+               awacs_amp_set_vol(amp, 0,
+                                 amp->amp_vol[0][0], amp->amp_vol[0][1], 0);
+               awacs_amp_set_vol(amp, 1,
+                                 amp->amp_vol[1][0], amp->amp_vol[1][1], 0);
                awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]);
                awacs_amp_set_master(amp, amp->amp_master);
        }
 #endif
 }
-#endif /* CONFIG_PMAC_PBOOK */
+#endif /* CONFIG_PM */
+
+#define IS_PM7500 (machine_is_compatible("AAPL,7500") \
+               || machine_is_compatible("AAPL,8500") \
+               || machine_is_compatible("AAPL,9500"))
+#define IS_PM5500 (machine_is_compatible("AAPL,e411"))
+#define IS_BEIGE (machine_is_compatible("AAPL,Gossamer"))
+#define IS_IMAC1 (machine_is_compatible("PowerMac2,1"))
+#define IS_IMAC2 (machine_is_compatible("PowerMac2,2") \
+               || machine_is_compatible("PowerMac4,1"))
+#define IS_G4AGP (machine_is_compatible("PowerMac3,1"))
+#define IS_LOMBARD (machine_is_compatible("PowerBook1,1"))
+
+static int imac1, imac2;
 
 #ifdef PMAC_SUPPORT_AUTOMUTE
 /*
  * auto-mute stuffs
  */
-static int snd_pmac_awacs_detect_headphone(pmac_t *chip)
+static int snd_pmac_awacs_detect_headphone(struct snd_pmac *chip)
 {
        return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0;
 }
 
 #ifdef PMAC_AMP_AVAIL
-static int toggle_amp_mute(awacs_amp_t *amp, int index, int mute)
+static int toggle_amp_mute(struct awacs_amp *amp, int index, int mute)
 {
        int vol[2];
        vol[0] = amp->amp_vol[index][0] & 31;
@@ -701,12 +816,12 @@ static int toggle_amp_mute(awacs_amp_t *amp, int index, int mute)
 }
 #endif
 
-static void snd_pmac_awacs_update_automute(pmac_t *chip, int do_notify)
+static void snd_pmac_awacs_update_automute(struct snd_pmac *chip, int do_notify)
 {
        if (chip->auto_mute) {
 #ifdef PMAC_AMP_AVAIL
                if (chip->mixer_data) {
-                       awacs_amp_t *amp = chip->mixer_data;
+                       struct awacs_amp *amp = chip->mixer_data;
                        int changed;
                        if (snd_pmac_awacs_detect_headphone(chip)) {
                                changed = toggle_amp_mute(amp, AMP_CH_HD, 0);
@@ -720,9 +835,21 @@ static void snd_pmac_awacs_update_automute(pmac_t *chip, int do_notify)
                } else
 #endif
                {
-                       int reg = chip->awacs_reg[1] | (MASK_HDMUTE|MASK_SPKMUTE);
+                       int reg = chip->awacs_reg[1]
+                               | (MASK_HDMUTE | MASK_SPKMUTE);
+                       if (imac1) {
+                               reg &= ~MASK_SPKMUTE;
+                               reg |= MASK_PAROUT1;
+                       } else if (imac2) {
+                               reg &= ~MASK_SPKMUTE;
+                               reg &= ~MASK_PAROUT1;
+                       }
                        if (snd_pmac_awacs_detect_headphone(chip))
                                reg &= ~MASK_HDMUTE;
+                       else if (imac1)
+                               reg &= ~MASK_PAROUT1;
+                       else if (imac2)
+                               reg |= MASK_PAROUT1;
                        else
                                reg &= ~MASK_SPKMUTE;
                        if (do_notify && reg == chip->awacs_reg[1])
@@ -745,11 +872,22 @@ static void snd_pmac_awacs_update_automute(pmac_t *chip, int do_notify)
 /*
  * initialize chip
  */
-int __init
-snd_pmac_awacs_init(pmac_t *chip)
+int __devinit
+snd_pmac_awacs_init(struct snd_pmac *chip)
 {
+       int pm7500 = IS_PM7500;
+       int pm5500 = IS_PM5500;
+       int beige = IS_BEIGE;
+       int g4agp = IS_G4AGP;
+       int lombard = IS_LOMBARD;
+       int imac;
        int err, vol;
+       struct snd_kcontrol *vmaster_sw, *vmaster_vol;
+       struct snd_kcontrol *master_vol, *speaker_vol;
 
+       imac1 = IS_IMAC1;
+       imac2 = IS_IMAC2;
+       imac = imac1 || imac2;
        /* looks like MASK_GAINLINE triggers something, so we set here
         * as start-up
         */
@@ -757,7 +895,7 @@ snd_pmac_awacs_init(pmac_t *chip)
        chip->awacs_reg[1] = MASK_CMUTE | MASK_AMUTE;
        /* FIXME: Only machines with external SRS module need MASK_PAROUT */
        if (chip->has_iic || chip->device_id == 0x5 ||
-           /*chip->_device_id == 0x8 || */
+           /* chip->_device_id == 0x8 || */
            chip->device_id == 0xb)
                chip->awacs_reg[1] |= MASK_PAROUT;
        /* get default volume from nvram */
@@ -768,8 +906,10 @@ snd_pmac_awacs_init(pmac_t *chip)
        chip->awacs_reg[2] = vol;
        chip->awacs_reg[4] = vol;
        if (chip->model == PMAC_SCREAMER) {
-               chip->awacs_reg[5] = vol; /* FIXME: screamer has loopthru vol control */
-               chip->awacs_reg[6] = MASK_MIC_BOOST; /* FIXME: maybe should be vol << 3 for PCMCIA speaker */
+               /* FIXME: screamer has loopthru vol control */
+               chip->awacs_reg[5] = vol;
+               /* FIXME: maybe should be vol << 3 for PCMCIA speaker */
+               chip->awacs_reg[6] = MASK_MIC_BOOST;
                chip->awacs_reg[7] = 0;
        }
 
@@ -780,13 +920,13 @@ snd_pmac_awacs_init(pmac_t *chip)
        chip->revision = (in_le32(&chip->awacs->codec_stat) >> 12) & 0xf;
 #ifdef PMAC_AMP_AVAIL
        if (chip->revision == 3 && chip->has_iic && CHECK_CUDA_AMP()) {
-               awacs_amp_t *amp = kmalloc(sizeof(*amp), GFP_KERNEL);
+               struct awacs_amp *amp = kzalloc(sizeof(*amp), GFP_KERNEL);
                if (! amp)
                        return -ENOMEM;
                chip->mixer_data = amp;
-               memset(amp, 0, sizeof(*amp));
                chip->mixer_free = awacs_amp_free;
-               awacs_amp_set_vol(amp, 0, 63, 63, 0); /* mute and zero vol */
+               /* mute and zero vol */
+               awacs_amp_set_vol(amp, 0, 63, 63, 0);
                awacs_amp_set_vol(amp, 1, 63, 63, 0);
                awacs_amp_set_tone(amp, 7, 7); /* 0 dB */
                awacs_amp_set_master(amp, 79); /* 0 dB */
@@ -797,20 +937,25 @@ snd_pmac_awacs_init(pmac_t *chip)
                /* set headphone-jack detection bit */
                switch (chip->model) {
                case PMAC_AWACS:
-                       chip->hp_stat_mask = 0x04;
+                       chip->hp_stat_mask = pm7500 || pm5500 ? MASK_HDPCONN
+                               : MASK_LOCONN;
                        break;
                case PMAC_SCREAMER:
                        switch (chip->device_id) {
                        case 0x08:
-                               /* 1 = side jack, 2 = front jack */
-                               chip->hp_stat_mask = 0x03;
+                       case 0x0B:
+                               chip->hp_stat_mask = imac
+                                       ? MASK_LOCONN_IMAC |
+                                       MASK_HDPLCONN_IMAC |
+                                       MASK_HDPRCONN_IMAC
+                                       : MASK_HDPCONN;
                                break;
                        case 0x00:
                        case 0x05:
-                               chip->hp_stat_mask = 0x04;
+                               chip->hp_stat_mask = MASK_LOCONN;
                                break;
                        default:
-                               chip->hp_stat_mask = 0x08;
+                               chip->hp_stat_mask = MASK_HDPCONN;
                                break;
                        }
                        break;
@@ -825,19 +970,65 @@ snd_pmac_awacs_init(pmac_t *chip)
         */
        strcpy(chip->card->mixername, "PowerMac AWACS");
 
-       if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers),
-                               snd_pmac_awacs_mixers)) < 0)
+       err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers),
+                               snd_pmac_awacs_mixers);
+       if (err < 0)
                return err;
-       if (chip->model == PMAC_SCREAMER)
+       if (beige || g4agp)
+               ;
+       else if (chip->model == PMAC_SCREAMER || pm5500)
                err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mixers2),
                                   snd_pmac_screamer_mixers2);
-       else
+       else if (!pm7500)
                err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers2),
                                   snd_pmac_awacs_mixers2);
        if (err < 0)
                return err;
-       chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_master_sw, chip);
-       if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0)
+       if (pm5500) {
+               err = build_mixers(chip,
+                                  ARRAY_SIZE(snd_pmac_awacs_mixers2_pmac5500),
+                                  snd_pmac_awacs_mixers2_pmac5500);
+               if (err < 0)
+                       return err;
+       }
+       if (pm7500)
+               err = build_mixers(chip,
+                                  ARRAY_SIZE(snd_pmac_awacs_mixers_pmac7500),
+                                  snd_pmac_awacs_mixers_pmac7500);
+       else if (pm5500)
+               err = snd_ctl_add(chip->card,
+                   (master_vol = snd_ctl_new1(snd_pmac_awacs_mixers_pmac5500,
+                                               chip)));
+       else if (beige)
+               err = build_mixers(chip,
+                                  ARRAY_SIZE(snd_pmac_screamer_mixers_beige),
+                                  snd_pmac_screamer_mixers_beige);
+       else if (imac || lombard) {
+               err = snd_ctl_add(chip->card,
+                   (master_vol = snd_ctl_new1(snd_pmac_screamer_mixers_lo,
+                                               chip)));
+               if (err < 0)
+                       return err;
+               err = build_mixers(chip,
+                                  ARRAY_SIZE(snd_pmac_screamer_mixers_imac),
+                                  snd_pmac_screamer_mixers_imac);
+       } else if (g4agp)
+               err = build_mixers(chip,
+                                  ARRAY_SIZE(snd_pmac_screamer_mixers_g4agp),
+                                  snd_pmac_screamer_mixers_g4agp);
+       else
+               err = build_mixers(chip,
+                                  ARRAY_SIZE(snd_pmac_awacs_mixers_pmac),
+                                  snd_pmac_awacs_mixers_pmac);
+       if (err < 0)
+               return err;
+       chip->master_sw_ctl = snd_ctl_new1((pm7500 || imac || g4agp || lombard)
+                       ? &snd_pmac_awacs_master_sw_imac
+                       : pm5500
+                       ? &snd_pmac_awacs_master_sw_pmac5500
+                       : &snd_pmac_awacs_master_sw, chip);
+       err = snd_ctl_add(chip->card, chip->master_sw_ctl);
+       if (err < 0)
                return err;
 #ifdef PMAC_AMP_AVAIL
        if (chip->mixer_data) {
@@ -847,48 +1038,100 @@ snd_pmac_awacs_init(pmac_t *chip)
                 * screamer registers.
                 * in this case, it seems the route C is not used.
                 */
-               if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_amp_vol),
-                                       snd_pmac_awacs_amp_vol)) < 0)
+               err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_amp_vol),
+                                       snd_pmac_awacs_amp_vol);
+               if (err < 0)
                        return err;
                /* overwrite */
-               chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_hp_sw, chip);
-               if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0)
+               chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_hp_sw,
+                                                       chip);
+               err = snd_ctl_add(chip->card, chip->master_sw_ctl);
+               if (err < 0)
                        return err;
-               chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_spk_sw, chip);
-               if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0)
+               chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_spk_sw,
+                                                       chip);
+               err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
+               if (err < 0)
                        return err;
        } else
 #endif /* PMAC_AMP_AVAIL */
        {
                /* route A = headphone, route C = speaker */
-               if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_speaker_vol),
-                                       snd_pmac_awacs_speaker_vol)) < 0)
+               err = snd_ctl_add(chip->card,
+                   (speaker_vol = snd_ctl_new1(snd_pmac_awacs_speaker_vol,
+                                               chip)));
+               if (err < 0)
                        return err;
-               chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_speaker_sw, chip);
-               if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0)
+               chip->speaker_sw_ctl = snd_ctl_new1(imac1
+                               ? &snd_pmac_awacs_speaker_sw_imac1
+                               : imac2
+                               ? &snd_pmac_awacs_speaker_sw_imac2
+                               : &snd_pmac_awacs_speaker_sw, chip);
+               err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
+               if (err < 0)
                        return err;
        }
 
-       if (chip->model == PMAC_SCREAMER) {
-               if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mic_boost),
-                                       snd_pmac_screamer_mic_boost)) < 0)
+       if (pm5500 || imac || lombard) {
+               vmaster_sw = snd_ctl_make_virtual_master(
+                       "Master Playback Switch", (unsigned int *) NULL);
+               err = snd_ctl_add_slave_uncached(vmaster_sw,
+                                                chip->master_sw_ctl);
+               if (err < 0)
                        return err;
-       } else {
-               if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost),
-                                       snd_pmac_awacs_mic_boost)) < 0)
+               err = snd_ctl_add_slave_uncached(vmaster_sw,
+                                                 chip->speaker_sw_ctl);
+               if (err < 0)
+                       return err;
+               err = snd_ctl_add(chip->card, vmaster_sw);
+               if (err < 0)
+                       return err;
+               vmaster_vol = snd_ctl_make_virtual_master(
+                       "Master Playback Volume", (unsigned int *) NULL);
+               err = snd_ctl_add_slave(vmaster_vol, master_vol);
+               if (err < 0)
+                       return err;
+               err = snd_ctl_add_slave(vmaster_vol, speaker_vol);
+               if (err < 0)
+                       return err;
+               err = snd_ctl_add(chip->card, vmaster_vol);
+               if (err < 0)
                        return err;
        }
 
+       if (beige || g4agp)
+               err = build_mixers(chip,
+                               ARRAY_SIZE(snd_pmac_screamer_mic_boost_beige),
+                               snd_pmac_screamer_mic_boost_beige);
+       else if (imac)
+               err = build_mixers(chip,
+                               ARRAY_SIZE(snd_pmac_screamer_mic_boost_imac),
+                               snd_pmac_screamer_mic_boost_imac);
+       else if (chip->model == PMAC_SCREAMER)
+               err = build_mixers(chip,
+                               ARRAY_SIZE(snd_pmac_screamer_mic_boost),
+                               snd_pmac_screamer_mic_boost);
+       else if (pm7500)
+               err = build_mixers(chip,
+                               ARRAY_SIZE(snd_pmac_awacs_mic_boost_pmac7500),
+                               snd_pmac_awacs_mic_boost_pmac7500);
+       else
+               err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost),
+                               snd_pmac_awacs_mic_boost);
+       if (err < 0)
+               return err;
+
        /*
         * set lowlevel callbacks
         */
        chip->set_format = snd_pmac_awacs_set_format;
-#ifdef CONFIG_PMAC_PBOOK
+#ifdef CONFIG_PM
        chip->suspend = snd_pmac_awacs_suspend;
        chip->resume = snd_pmac_awacs_resume;
 #endif
 #ifdef PMAC_SUPPORT_AUTOMUTE
-       if ((err = snd_pmac_add_automute(chip)) < 0)
+       err = snd_pmac_add_automute(chip);
+       if (err < 0)
                return err;
        chip->detect_headphone = snd_pmac_awacs_detect_headphone;
        chip->update_automute = snd_pmac_awacs_update_automute;