vserver 1.9.5.x5

[linux-2.6.git] / sound / pci / ens1370.c

diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c
index ef32537..900069b 100644 (file)
--- a/sound/pci/ens1370.c
+++ b/sound/pci/ens1370.c
@@ -83,20 +83,19 @@ static int joystick_port[SNDRV_CARDS];
 static int joystick[SNDRV_CARDS];
 #endif
 #endif
-static int boot_devs;
 
-module_param_array(index, int, boot_devs, 0444);
+module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for Ensoniq AudioPCI soundcard.");
-module_param_array(id, charp, boot_devs, 0444);
+module_param_array(id, charp, NULL, 0444);
 MODULE_PARM_DESC(id, "ID string for Ensoniq AudioPCI soundcard.");
-module_param_array(enable, bool, boot_devs, 0444);
+module_param_array(enable, bool, NULL, 0444);
 MODULE_PARM_DESC(enable, "Enable Ensoniq AudioPCI soundcard.");
 #ifdef SUPPORT_JOYSTICK
 #ifdef CHIP1371
-module_param_array(joystick_port, int, boot_devs, 0444);
+module_param_array(joystick_port, int, NULL, 0444);
 MODULE_PARM_DESC(joystick_port, "Joystick port address.");
 #else
-module_param_array(joystick, bool, boot_devs, 0444);
+module_param_array(joystick, bool, NULL, 0444);
 MODULE_PARM_DESC(joystick, "Enable joystick.");
 #endif
 #endif /* SUPPORT_JOYSTICK */
@@ -372,6 +371,7 @@ typedef struct _snd_ensoniq ensoniq_t;
 
 struct _snd_ensoniq {
        spinlock_t reg_lock;
+       struct semaphore src_mutex;
 
        int irq;
 
@@ -513,6 +513,7 @@ static unsigned int snd_es1371_wait_src_ready(ensoniq_t * ensoniq)
                r = inl(ES_REG(ensoniq, 1371_SMPRATE));
                if ((r & ES_1371_SRC_RAM_BUSY) == 0)
                        return r;
+               cond_resched();
        }
        snd_printk("wait source ready timeout 0x%lx [0x%x]\n", ES_REG(ensoniq, 1371_SMPRATE), r);
        return 0;
@@ -572,24 +573,18 @@ static void snd_es1370_codec_write(ak4531_t *ak4531,
                                   unsigned short reg, unsigned short val)
 {
        ensoniq_t *ensoniq = ak4531->private_data;
-       unsigned long flags;
        unsigned long end_time = jiffies + HZ / 10;
 
 #if 0
        printk("CODEC WRITE: reg = 0x%x, val = 0x%x (0x%x), creg = 0x%x\n", reg, val, ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
 #endif
        do {
-               spin_lock_irqsave(&ensoniq->reg_lock, flags);
                if (!(inl(ES_REG(ensoniq, STATUS)) & ES_1370_CSTAT)) {
                        outw(ES_1370_CODEC_WRITE(reg, val), ES_REG(ensoniq, 1370_CODEC));
-                       spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
                        return;
                }
-               spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
-#if 0
                set_current_state(TASK_UNINTERRUPTIBLE);
                schedule_timeout(1);
-#endif
        } while (time_after(end_time, jiffies));
        snd_printk("codec write timeout, status = 0x%x\n", inl(ES_REG(ensoniq, STATUS)));
 }
@@ -602,11 +597,10 @@ static void snd_es1371_codec_write(ac97_t *ac97,
                                   unsigned short reg, unsigned short val)
 {
        ensoniq_t *ensoniq = ac97->private_data;
-       unsigned long flags;
        unsigned int t, x;
 
+       down(&ensoniq->src_mutex);
        for (t = 0; t < POLL_COUNT; t++) {
-               spin_lock_irqsave(&ensoniq->reg_lock, flags);
                if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
                        /* save the current state for latter */
                        x = snd_es1371_wait_src_ready(ensoniq);
@@ -628,11 +622,11 @@ static void snd_es1371_codec_write(ac97_t *ac97,
                        /* restore SRC reg */
                        snd_es1371_wait_src_ready(ensoniq);
                        outl(x, ES_REG(ensoniq, 1371_SMPRATE));
-                       spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
+                       up(&ensoniq->src_mutex);
                        return;
                }
-               spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
        }
+       up(&ensoniq->src_mutex);
        snd_printk("codec write timeout at 0x%lx [0x%x]\n", ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
 }
 
@@ -640,12 +634,11 @@ static unsigned short snd_es1371_codec_read(ac97_t *ac97,
                                            unsigned short reg)
 {
        ensoniq_t *ensoniq = ac97->private_data;
-       unsigned long flags;
        unsigned int t, x, fail = 0;
 
       __again:
+       down(&ensoniq->src_mutex);
        for (t = 0; t < POLL_COUNT; t++) {
-               spin_lock_irqsave(&ensoniq->reg_lock, flags);
                if (!(inl(ES_REG(ensoniq, 1371_CODEC)) & ES_1371_CODEC_WIP)) {
                        /* save the current state for latter */
                        x = snd_es1371_wait_src_ready(ensoniq);
@@ -675,19 +668,19 @@ static unsigned short snd_es1371_codec_read(ac97_t *ac97,
                        /* now wait for the stinkin' data (RDY) */
                        for (t = 0; t < POLL_COUNT; t++) {
                                if ((x = inl(ES_REG(ensoniq, 1371_CODEC))) & ES_1371_CODEC_RDY) {
-                                       spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
+                                       up(&ensoniq->src_mutex);
                                        return ES_1371_CODEC_READ(x);
                                }
                        }
-                       spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
+                       up(&ensoniq->src_mutex);
                        if (++fail > 10) {
                                snd_printk("codec read timeout (final) at 0x%lx, reg = 0x%x [0x%x]\n", ES_REG(ensoniq, 1371_CODEC), reg, inl(ES_REG(ensoniq, 1371_CODEC)));
                                return 0;
                        }
                        goto __again;
                }
-               spin_unlock_irqrestore(&ensoniq->reg_lock, flags);
        }
+       up(&ensoniq->src_mutex);
        snd_printk("es1371: codec read timeout at 0x%lx [0x%x]\n", ES_REG(ensoniq, 1371_CODEC), inl(ES_REG(ensoniq, 1371_CODEC)));
        return 0;
 }
@@ -696,6 +689,7 @@ static void snd_es1371_adc_rate(ensoniq_t * ensoniq, unsigned int rate)
 {
        unsigned int n, truncm, freq, result;
 
+       down(&ensoniq->src_mutex);
        n = rate / 3000;
        if ((1 << n) & ((1 << 15) | (1 << 13) | (1 << 11) | (1 << 9)))
                n--;
@@ -719,12 +713,14 @@ static void snd_es1371_adc_rate(ensoniq_t * ensoniq, unsigned int rate)
        snd_es1371_src_write(ensoniq, ES_SMPREG_ADC + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
        snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC, n << 8);
        snd_es1371_src_write(ensoniq, ES_SMPREG_VOL_ADC + 1, n << 8);
+       up(&ensoniq->src_mutex);
 }
 
 static void snd_es1371_dac1_rate(ensoniq_t * ensoniq, unsigned int rate)
 {
        unsigned int freq, r;
 
+       down(&ensoniq->src_mutex);
        freq = ((rate << 15) + 1500) / 3000;
        r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P2 | ES_1371_DIS_R1)) | ES_1371_DIS_P1;
        outl(r, ES_REG(ensoniq, 1371_SMPRATE));
@@ -734,12 +730,14 @@ static void snd_es1371_dac1_rate(ensoniq_t * ensoniq, unsigned int rate)
        snd_es1371_src_write(ensoniq, ES_SMPREG_DAC1 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
        r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P2 | ES_1371_DIS_R1));
        outl(r, ES_REG(ensoniq, 1371_SMPRATE));
+       up(&ensoniq->src_mutex);
 }
 
 static void snd_es1371_dac2_rate(ensoniq_t * ensoniq, unsigned int rate)
 {
        unsigned int freq, r;
 
+       down(&ensoniq->src_mutex);
        freq = ((rate << 15) + 1500) / 3000;
        r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | ES_1371_DIS_R1)) | ES_1371_DIS_P2;
        outl(r, ES_REG(ensoniq, 1371_SMPRATE));
@@ -749,6 +747,7 @@ static void snd_es1371_dac2_rate(ensoniq_t * ensoniq, unsigned int rate)
        snd_es1371_src_write(ensoniq, ES_SMPREG_DAC2 + ES_SMPREG_VFREQ_FRAC, freq & 0x7fff);
        r = (snd_es1371_wait_src_ready(ensoniq) & (ES_1371_SRC_DISABLE | ES_1371_DIS_P1 | ES_1371_DIS_R1));
        outl(r, ES_REG(ensoniq, 1371_SMPRATE));
+       up(&ensoniq->src_mutex);
 }
 
 #endif /* CHIP1371 */
@@ -846,6 +845,13 @@ static int snd_ensoniq_playback1_prepare(snd_pcm_substream_t * substream)
                mode |= 0x01;
        spin_lock_irq(&ensoniq->reg_lock);
        ensoniq->ctrl &= ~ES_DAC1_EN;
+#ifdef CHIP1371
+       /* 48k doesn't need SRC (it breaks AC3-passthru) */
+       if (runtime->rate == 48000)
+               ensoniq->ctrl |= ES_1373_BYPASS_P1;
+       else
+               ensoniq->ctrl &= ~ES_1373_BYPASS_P1;
+#endif
        outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
        outl(ES_MEM_PAGEO(ES_PAGE_DAC), ES_REG(ensoniq, MEM_PAGE));
        outl(runtime->dma_addr, ES_REG(ensoniq, DAC1_FRAME));
@@ -863,11 +869,12 @@ static int snd_ensoniq_playback1_prepare(snd_pcm_substream_t * substream)
        case 44100: ensoniq->ctrl |= ES_1370_WTSRSEL(3); break;
        default: snd_BUG();
        }
-#else
-       snd_es1371_dac1_rate(ensoniq, runtime->rate);
 #endif
        outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
        spin_unlock_irq(&ensoniq->reg_lock);
+#ifndef CHIP1370
+       snd_es1371_dac1_rate(ensoniq, runtime->rate);
+#endif
        return 0;
 }
 
@@ -901,11 +908,12 @@ static int snd_ensoniq_playback2_prepare(snd_pcm_substream_t * substream)
                ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
                ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_PLAY2;
        }
-#else
-       snd_es1371_dac2_rate(ensoniq, runtime->rate);
 #endif
        outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
        spin_unlock_irq(&ensoniq->reg_lock);
+#ifndef CHIP1370
+       snd_es1371_dac2_rate(ensoniq, runtime->rate);
+#endif
        return 0;
 }
 
@@ -937,11 +945,12 @@ static int snd_ensoniq_capture_prepare(snd_pcm_substream_t * substream)
                ensoniq->ctrl |= ES_1370_PCLKDIVO(ES_1370_SRTODIV(runtime->rate));
                ensoniq->u.es1370.pclkdiv_lock |= ES_MODE_CAPTURE;
        }
-#else
-       snd_es1371_adc_rate(ensoniq, runtime->rate);
 #endif
        outl(ensoniq->ctrl, ES_REG(ensoniq, CONTROL));
        spin_unlock_irq(&ensoniq->reg_lock);
+#ifndef CHIP1370
+       snd_es1371_adc_rate(ensoniq, runtime->rate);
+#endif
        return 0;
 }
 
@@ -1618,8 +1627,10 @@ static int snd_ensoniq_1371_mixer(ensoniq_t * ensoniq)
                if (err < 0)
                        return err;
        }
-       if ((ensoniq->subsystem_vendor_id == 0x1274) &&
-           (ensoniq->subsystem_device_id == 0x2000)) { /* GA-7DXR */
+       if (((ensoniq->subsystem_vendor_id == 0x1274) &&
+           (ensoniq->subsystem_device_id == 0x2000)) || /* GA-7DXR */
+           ((ensoniq->subsystem_vendor_id == 0x1458) &&
+           (ensoniq->subsystem_device_id == 0xa000))) { /* GA-8IEXP */
                 err = snd_ctl_add(card, snd_ctl_new1(&snd_ens1373_line, ensoniq));
                 if (err < 0)
                         return err;
@@ -1822,6 +1833,7 @@ static int snd_ensoniq_free(ensoniq_t *ensoniq)
        if (ensoniq->irq >= 0)
                free_irq(ensoniq->irq, (void *)ensoniq);
        pci_release_regions(ensoniq->pci);
+       pci_disable_device(ensoniq->pci);
        kfree(ensoniq);
        return 0;
 }
@@ -1876,14 +1888,18 @@ static int __devinit snd_ensoniq_create(snd_card_t * card,
        if ((err = pci_enable_device(pci)) < 0)
                return err;
        ensoniq = kcalloc(1, sizeof(*ensoniq), GFP_KERNEL);
-       if (ensoniq == NULL)
+       if (ensoniq == NULL) {
+               pci_disable_device(pci);
                return -ENOMEM;
+       }
        spin_lock_init(&ensoniq->reg_lock);
+       init_MUTEX(&ensoniq->src_mutex);
        ensoniq->card = card;
        ensoniq->pci = pci;
        ensoniq->irq = -1;
        if ((err = pci_request_regions(pci, "Ensoniq AudioPCI")) < 0) {
                kfree(ensoniq);
+               pci_disable_device(pci);
                return err;
        }
        ensoniq->port = pci_resource_start(pci, 0);
@@ -1908,7 +1924,6 @@ static int __devinit snd_ensoniq_create(snd_card_t * card,
        ensoniq->subsystem_vendor_id = cmdw;
        pci_read_config_word(pci, PCI_SUBSYSTEM_ID, &cmdw);
        ensoniq->subsystem_device_id = cmdw;
-       snd_ensoniq_proc_init(ensoniq);
 #ifdef CHIP1370
 #if 0
        ensoniq->ctrl = ES_1370_CDC_EN | ES_1370_SERR_DISABLE | ES_1370_PCLKDIVO(ES_1370_SRTODIV(8000));
@@ -2001,6 +2016,8 @@ static int __devinit snd_ensoniq_create(snd_card_t * card,
                return err;
        }
 
+       snd_ensoniq_proc_init(ensoniq);
+
        snd_card_set_dev(card, &pci->dev);
 
        *rensoniq = ensoniq;