Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq
[pandora-kernel.git] / sound / pci / ac97 / ac97_codec.c
index 4ece205..6983eea 100644 (file)
@@ -120,6 +120,7 @@ static const ac97_codec_id_t snd_ac97_codec_ids[] = {
 { 0x414c4770, 0xfffffff0, "ALC203",            NULL,           NULL },
 { 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 },
@@ -149,7 +150,7 @@ static const ac97_codec_id_t snd_ac97_codec_ids[] = {
 { 0x4e534331, 0xffffffff, "LM4549",            NULL,           NULL },
 { 0x4e534350, 0xffffffff, "LM4550",            NULL,           NULL },
 { 0x50534304, 0xffffffff, "UCB1400",           NULL,           NULL },
-{ 0x53494c20, 0xffffffe0, "Si3036,8",          NULL,           mpatch_si3036 },
+{ 0x53494c20, 0xffffffe0, "Si3036,8",          mpatch_si3036,  mpatch_si3036, AC97_MODEM_PATCH },
 { 0x54524102, 0xffffffff, "TR28022",           NULL,           NULL },
 { 0x54524106, 0xffffffff, "TR28026",           NULL,           NULL },
 { 0x54524108, 0xffffffff, "TR28028",           patch_tritech_tr28028,  NULL }, // added by xin jin [07/09/99]
@@ -366,6 +367,7 @@ int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value)
                ac97->regs[reg] = value;
                ac97->bus->ops->write(ac97, reg, value);
        }
+       set_bit(reg, ac97->reg_accessed);
        up(&ac97->reg_mutex);
        return change;
 }
@@ -409,6 +411,7 @@ int snd_ac97_update_bits_nolock(ac97_t *ac97, unsigned short reg,
                ac97->regs[reg] = new;
                ac97->bus->ops->write(ac97, reg, new);
        }
+       set_bit(reg, ac97->reg_accessed);
        return change;
 }
 
@@ -462,12 +465,14 @@ int snd_ac97_get_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * u
 {
        ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
        struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value;
-       unsigned short val;
+       unsigned short val, bitmask;
        
+       for (bitmask = 1; bitmask < e->mask; bitmask <<= 1)
+               ;
        val = snd_ac97_read_cache(ac97, e->reg);
-       ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (e->mask - 1);
+       ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1);
        if (e->shift_l != e->shift_r)
-               ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (e->mask - 1);
+               ucontrol->value.enumerated.item[1] = (val >> e->shift_r) & (bitmask - 1);
 
        return 0;
 }
@@ -477,17 +482,19 @@ int snd_ac97_put_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * u
        ac97_t *ac97 = snd_kcontrol_chip(kcontrol);
        struct ac97_enum *e = (struct ac97_enum *)kcontrol->private_value;
        unsigned short val;
-       unsigned short mask;
+       unsigned short mask, bitmask;
        
+       for (bitmask = 1; bitmask < e->mask; bitmask <<= 1)
+               ;
        if (ucontrol->value.enumerated.item[0] > e->mask - 1)
                return -EINVAL;
        val = ucontrol->value.enumerated.item[0] << e->shift_l;
-       mask = (e->mask - 1) << e->shift_l;
+       mask = (bitmask - 1) << e->shift_l;
        if (e->shift_l != e->shift_r) {
                if (ucontrol->value.enumerated.item[1] > e->mask - 1)
                        return -EINVAL;
                val |= ucontrol->value.enumerated.item[1] << e->shift_r;
-               mask |= (e->mask - 1) << e->shift_r;
+               mask |= (bitmask - 1) << e->shift_r;
        }
        return snd_ac97_update_bits(ac97, e->reg, mask, val);
 }
@@ -661,6 +668,11 @@ AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1)
 static const snd_kcontrol_new_t snd_ac97_control_eapd =
 AC97_SINGLE("External Amplifier", AC97_POWERDOWN, 15, 1, 1);
 
+static const snd_kcontrol_new_t snd_ac97_controls_modem_switches[2] = {
+AC97_SINGLE("Off-hook Switch", AC97_GPIO_STATUS, 0, 1, 0),
+AC97_SINGLE("Caller ID Switch", AC97_GPIO_STATUS, 2, 1, 0)
+};
+
 /* change the existing EAPD control as inverted */
 static void set_inv_eapd(ac97_t *ac97, snd_kcontrol_t *kctl)
 {
@@ -1066,6 +1078,11 @@ static void check_volume_resolution(ac97_t *ac97, int reg, unsigned char *lo_max
        for (i = 0 ; i < ARRAY_SIZE(cbit); i++) {
                unsigned short val;
                snd_ac97_write(ac97, reg, 0x8080 | cbit[i] | (cbit[i] << 8));
+               /* Do the read twice due to buffers on some ac97 codecs.
+                * e.g. The STAC9704 returns exactly what you wrote the the register
+                * if you read it immediately. This causes the detect routine to fail.
+                */
+               val = snd_ac97_read(ac97, reg);
                val = snd_ac97_read(ac97, reg);
                if (! *lo_max && (val & 0x7f) == cbit[i])
                        *lo_max = max[i];
@@ -1521,13 +1538,25 @@ static int snd_ac97_mixer_build(ac97_t * ac97)
 
 static int snd_ac97_modem_build(snd_card_t * card, ac97_t * ac97)
 {
-       /* TODO */
+       int err, idx;
+
        //printk("AC97_GPIO_CFG = %x\n",snd_ac97_read(ac97,AC97_GPIO_CFG));
        snd_ac97_write(ac97, AC97_GPIO_CFG, 0xffff & ~(AC97_GPIO_LINE1_OH));
        snd_ac97_write(ac97, AC97_GPIO_POLARITY, 0xffff & ~(AC97_GPIO_LINE1_OH));
        snd_ac97_write(ac97, AC97_GPIO_STICKY, 0xffff);
        snd_ac97_write(ac97, AC97_GPIO_WAKEUP, 0x0);
        snd_ac97_write(ac97, AC97_MISC_AFE, 0x0);
+
+       /* build modem switches */
+       for (idx = 0; idx < ARRAY_SIZE(snd_ac97_controls_modem_switches); idx++)
+               if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_modem_switches[idx], ac97))) < 0)
+                       return err;
+
+       /* build chip specific controls */
+       if (ac97->build_ops->build_specific)
+               if ((err = ac97->build_ops->build_specific(ac97)) < 0)
+                       return err;
+
        return 0;
 }
 
@@ -1867,7 +1896,11 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
                        goto __access_ok;
        }
 
-       snd_ac97_write(ac97, AC97_RESET, 0);    /* reset to defaults */
+       /* reset to defaults */
+       if (!(ac97->scaps & AC97_SCAP_SKIP_AUDIO))
+               snd_ac97_write(ac97, AC97_RESET, 0);
+       if (!(ac97->scaps & AC97_SCAP_SKIP_MODEM))
+               snd_ac97_write(ac97, AC97_EXTENDED_MID, 0);
        if (bus->ops->wait)
                bus->ops->wait(ac97);
        else {
@@ -1959,21 +1992,21 @@ int snd_ac97_mixer(ac97_bus_t *bus, ac97_template_t *template, ac97_t **rac97)
                /* note: it's important to set the rate at first */
                tmp = AC97_MEA_GPIO;
                if (ac97->ext_mid & AC97_MEI_LINE1) {
-                       snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 12000);
+                       snd_ac97_write_cache(ac97, AC97_LINE1_RATE, 8000);
                        tmp |= AC97_MEA_ADC1 | AC97_MEA_DAC1;
                }
                if (ac97->ext_mid & AC97_MEI_LINE2) {
-                       snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 12000);
+                       snd_ac97_write_cache(ac97, AC97_LINE2_RATE, 8000);
                        tmp |= AC97_MEA_ADC2 | AC97_MEA_DAC2;
                }
                if (ac97->ext_mid & AC97_MEI_HANDSET) {
-                       snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 12000);
+                       snd_ac97_write_cache(ac97, AC97_HANDSET_RATE, 8000);
                        tmp |= AC97_MEA_HADC | AC97_MEA_HDAC;
                }
-               snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xff00 & ~(tmp << 8));
+               snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0);
                udelay(100);
                /* nothing should be in powerdown mode */
-               snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0xff00 & ~(tmp << 8));
+               snd_ac97_write_cache(ac97, AC97_EXTENDED_MSTATUS, 0);
                end_time = jiffies + (HZ / 10);
                do {
                        if ((snd_ac97_read(ac97, AC97_EXTENDED_MSTATUS) & tmp) == tmp)
@@ -2198,7 +2231,7 @@ void snd_ac97_restore_iec958(ac97_t *ac97)
  */
 void snd_ac97_resume(ac97_t *ac97)
 {
-       int i;
+       unsigned long end_time;
 
        if (ac97->bus->ops->reset) {
                ac97->bus->ops->reset(ac97);
@@ -2216,26 +2249,26 @@ void snd_ac97_resume(ac97_t *ac97)
        snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]);
        if (ac97_is_audio(ac97)) {
                ac97->bus->ops->write(ac97, AC97_MASTER, 0x8101);
-               for (i = HZ/10; i >= 0; i--) {
+               end_time = jiffies + msecs_to_jiffies(100);
+               do {
                        if (snd_ac97_read(ac97, AC97_MASTER) == 0x8101)
                                break;
                        set_current_state(TASK_UNINTERRUPTIBLE);
                        schedule_timeout(1);
-               }
+               } while (time_after_eq(end_time, jiffies));
                /* FIXME: extra delay */
                ac97->bus->ops->write(ac97, AC97_MASTER, 0x8000);
-               if (snd_ac97_read(ac97, AC97_MASTER) != 0x8000) {
-                       set_current_state(TASK_UNINTERRUPTIBLE);
-                       schedule_timeout(HZ/4);
-               }
+               if (snd_ac97_read(ac97, AC97_MASTER) != 0x8000)
+                       msleep(250);
        } else {
-               for (i = HZ/10; i >= 0; i--) {
+               end_time = jiffies + msecs_to_jiffies(100);
+               do {
                        unsigned short val = snd_ac97_read(ac97, AC97_EXTENDED_MID);
                        if (val != 0xffff && (val & 1) != 0)
                                break;
                        set_current_state(TASK_UNINTERRUPTIBLE);
                        schedule_timeout(1);
-               }
+               } while (time_after_eq(end_time, jiffies));
        }
 __reset_ready:
 
@@ -2516,11 +2549,11 @@ int snd_ac97_tune_hardware(ac97_t *ac97, struct ac97_quirk *quirk, const char *o
                return result;
        }
 
-       for (; quirk->vendor; quirk++) {
-               if (quirk->vendor != ac97->subsystem_vendor)
+       for (; quirk->subvendor; quirk++) {
+               if (quirk->subvendor != ac97->subsystem_vendor)
                        continue;
-               if ((! quirk->mask && quirk->device == ac97->subsystem_device) ||
-                   quirk->device == (quirk->mask & ac97->subsystem_device)) {
+               if ((! quirk->mask && quirk->subdevice == ac97->subsystem_device) ||
+                   quirk->subdevice == (quirk->mask & ac97->subsystem_device)) {
                        if (quirk->codec_id && quirk->codec_id != ac97->id)
                                continue;
                        snd_printdd("ac97 quirk for %s (%04x:%04x)\n", quirk->name, ac97->subsystem_vendor, ac97->subsystem_device);