diff options
Diffstat (limited to 'sound/pci/ca0106/ca0106_main.c')
-rw-r--r-- | sound/pci/ca0106/ca0106_main.c | 124 |
1 files changed, 116 insertions, 8 deletions
diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c index ba07960921d..389d967c97f 100644 --- a/sound/pci/ca0106/ca0106_main.c +++ b/sound/pci/ca0106/ca0106_main.c @@ -281,7 +281,7 @@ int snd_ca0106_i2c_write(ca0106_t *emu, int retry; if ((reg > 0x7f) || (value > 0x1ff)) { - snd_printk("i2c_write: invalid values.\n"); + snd_printk(KERN_ERR "i2c_write: invalid values.\n"); return -EINVAL; } @@ -319,7 +319,7 @@ int snd_ca0106_i2c_write(ca0106_t *emu, if(retry==10) { - snd_printk("Writing to ADC failed!\n"); + snd_printk(KERN_ERR "Writing to ADC failed!\n"); return -EINVAL; } @@ -338,6 +338,18 @@ static void snd_ca0106_intr_enable(ca0106_t *emu, unsigned int intrenb) spin_unlock_irqrestore(&emu->emu_lock, flags); } +static void snd_ca0106_intr_disable(ca0106_t *emu, unsigned int intrenb) +{ + unsigned long flags; + unsigned int enable; + + spin_lock_irqsave(&emu->emu_lock, flags); + enable = inl(emu->port + INTE) & ~intrenb; + outl(enable, emu->port + INTE); + spin_unlock_irqrestore(&emu->emu_lock, flags); +} + + static void snd_ca0106_pcm_free_substream(snd_pcm_runtime_t *runtime) { kfree(runtime->private_data); @@ -421,7 +433,7 @@ static int snd_ca0106_pcm_open_capture_channel(snd_pcm_substream_t *substream, i epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); if (epcm == NULL) { - snd_printk("open_capture_channel: failed epcm alloc\n"); + snd_printk(KERN_ERR "open_capture_channel: failed epcm alloc\n"); return -ENOMEM; } epcm->emu = chip; @@ -969,10 +981,8 @@ static int snd_ca0106_free(ca0106_t *chip) #endif // release the i/o port - if (chip->res_port) { - release_resource(chip->res_port); - kfree_nocheck(chip->res_port); - } + release_and_free_resource(chip->res_port); + // release the irq if (chip->irq >= 0) free_irq(chip->irq, (void *)chip); @@ -1042,6 +1052,15 @@ static irqreturn_t snd_ca0106_interrupt(int irq, void *dev_id, snd_ca0106_ptr_write(chip, EXTENDED_INT, 0, stat76); spin_lock(&chip->emu_lock); + + if (chip->midi.dev_id && + (status & (chip->midi.ipr_tx|chip->midi.ipr_rx))) { + if (chip->midi.interrupt) + chip->midi.interrupt(&chip->midi, status); + else + chip->midi.interrupt_disable(&chip->midi, chip->midi.tx_enable | chip->midi.rx_enable); + } + // acknowledge the interrupt if necessary outl(status, chip->port+IPR); @@ -1311,6 +1330,88 @@ static int __devinit snd_ca0106_create(snd_card_t *card, return 0; } + +static void ca0106_midi_interrupt_enable(ca_midi_t *midi, int intr) +{ + snd_ca0106_intr_enable((ca0106_t *)(midi->dev_id), intr); +} + +static void ca0106_midi_interrupt_disable(ca_midi_t *midi, int intr) +{ + snd_ca0106_intr_disable((ca0106_t *)(midi->dev_id), intr); +} + +static unsigned char ca0106_midi_read(ca_midi_t *midi, int idx) +{ + return (unsigned char)snd_ca0106_ptr_read((ca0106_t *)(midi->dev_id), midi->port + idx, 0); +} + +static void ca0106_midi_write(ca_midi_t *midi, int data, int idx) +{ + snd_ca0106_ptr_write((ca0106_t *)(midi->dev_id), midi->port + idx, 0, data); +} + +static snd_card_t *ca0106_dev_id_card(void *dev_id) +{ + return ((ca0106_t *)dev_id)->card; +} + +static int ca0106_dev_id_port(void *dev_id) +{ + return ((ca0106_t *)dev_id)->port; +} + +static int __devinit snd_ca0106_midi(ca0106_t *chip, unsigned int channel) +{ + ca_midi_t *midi; + char *name; + int err; + + if(channel==CA0106_MIDI_CHAN_B) { + name = "CA0106 MPU-401 (UART) B"; + midi = &chip->midi2; + midi->tx_enable = INTE_MIDI_TX_B; + midi->rx_enable = INTE_MIDI_RX_B; + midi->ipr_tx = IPR_MIDI_TX_B; + midi->ipr_rx = IPR_MIDI_RX_B; + midi->port = MIDI_UART_B_DATA; + } else { + name = "CA0106 MPU-401 (UART)"; + midi = &chip->midi; + midi->tx_enable = INTE_MIDI_TX_A; + midi->rx_enable = INTE_MIDI_TX_B; + midi->ipr_tx = IPR_MIDI_TX_A; + midi->ipr_rx = IPR_MIDI_RX_A; + midi->port = MIDI_UART_A_DATA; + } + + midi->reset = CA0106_MPU401_RESET; + midi->enter_uart = CA0106_MPU401_ENTER_UART; + midi->ack = CA0106_MPU401_ACK; + + midi->input_avail = CA0106_MIDI_INPUT_AVAIL; + midi->output_ready = CA0106_MIDI_OUTPUT_READY; + + midi->channel = channel; + + midi->interrupt_enable = ca0106_midi_interrupt_enable; + midi->interrupt_disable = ca0106_midi_interrupt_disable; + + midi->read = ca0106_midi_read; + midi->write = ca0106_midi_write; + + midi->get_dev_id_card = ca0106_dev_id_card; + midi->get_dev_id_port = ca0106_dev_id_port; + + midi->dev_id = chip; + + if ((err = ca_midi_init(chip, midi, 0, name)) < 0) + return err; + + return 0; +} + + static int __devinit snd_ca0106_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { @@ -1362,6 +1463,14 @@ static int __devinit snd_ca0106_probe(struct pci_dev *pci, return err; } + snd_printdd("ca0106: probe for MIDI channel A ..."); + if ((err = snd_ca0106_midi(chip,CA0106_MIDI_CHAN_A)) < 0) { + snd_card_free(card); + snd_printdd(" failed, err=0x%x\n",err); + return err; + } + snd_printdd(" done.\n"); + snd_ca0106_proc_init(chip); if ((err = snd_card_register(card)) < 0) { @@ -1390,7 +1499,6 @@ MODULE_DEVICE_TABLE(pci, snd_ca0106_ids); // pci_driver definition static struct pci_driver driver = { .name = "CA0106", - .owner = THIS_MODULE, .id_table = snd_ca0106_ids, .probe = snd_ca0106_probe, .remove = __devexit_p(snd_ca0106_remove), |