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Diffstat (limited to 'sound/pci/ca0106/ca0106_main.c')
-rw-r--r--sound/pci/ca0106/ca0106_main.c124
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),