[ALSA] Change an arugment of snd_mpu401_uart_new() to bit flags

Change the 5th argument of snd_mpu401_uart_new() to bit flags
instead of a boolean.  The argument takes bits that consist of
MPU401_INFO_XXX flags.
The callers that used the value 1 there are replaced with
MPU401_INFO_INTEGRATED.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

17 files changed, 110 insertions, 56 deletions

diff --git a/sound/drivers/mpu401/mpu401_uart.c b/sound/drivers/mpu401/mpu401_uart.c
index cd64d3eb9ec8..4bf07ca9b17d 100644
--- a/sound/drivers/mpu401/mpu401_uart.c
+++ b/sound/drivers/mpu401/mpu401_uart.c
@@ -95,17 +95,8 @@ static void snd_mpu401_uart_clear_rx(struct snd_mpu401 *mpu)
 #endif
 }
 
-static void _snd_mpu401_uart_interrupt(struct snd_mpu401 *mpu)
+static void uart_interrupt_tx(struct snd_mpu401 *mpu)
 {
-        spin_lock(&mpu->input_lock);
-        if (test_bit(MPU401_MODE_BIT_INPUT, &mpu->mode))
-                snd_mpu401_uart_input_read(mpu);
-        else
-                snd_mpu401_uart_clear_rx(mpu);
-        spin_unlock(&mpu->input_lock);
-        /* ok. for better Tx performance try do some output when
-         * input is done
-         */
         if (test_bit(MPU401_MODE_BIT_OUTPUT, &mpu->mode) &&
             test_bit(MPU401_MODE_BIT_OUTPUT_TRIGGER, &mpu->mode)) {
                 spin_lock(&mpu->output_lock);
@@ -114,6 +105,22 @@ static void _snd_mpu401_uart_interrupt(struct snd_mpu401 *mpu)
         }
 }
 
+static void _snd_mpu401_uart_interrupt(struct snd_mpu401 *mpu)
+{
+        if (mpu->info_flags & MPU401_INFO_INPUT) {
+                spin_lock(&mpu->input_lock);
+                if (test_bit(MPU401_MODE_BIT_INPUT, &mpu->mode))
+                        snd_mpu401_uart_input_read(mpu);
+                else
+                        snd_mpu401_uart_clear_rx(mpu);
+                spin_unlock(&mpu->input_lock);
+        }
+        if (! (mpu->info_flags & MPU401_INFO_TX_IRQ))
+                /* ok. for better Tx performance try do some output
+                   when input is done */
+                uart_interrupt_tx(mpu);
+}
+
 /**
  * snd_mpu401_uart_interrupt - generic MPU401-UART interrupt handler
  * @irq: the irq number
@@ -135,6 +142,27 @@ irqreturn_t snd_mpu401_uart_interrupt(int irq, void *dev_id,
 
 EXPORT_SYMBOL(snd_mpu401_uart_interrupt);
 
+/**
+ * snd_mpu401_uart_interrupt_tx - generic MPU401-UART transmit irq handler
+ * @irq: the irq number
+ * @dev_id: mpu401 instance
+ * @regs: the reigster
+ *
+ * Processes the interrupt for MPU401-UART output.
+ */
+irqreturn_t snd_mpu401_uart_interrupt_tx(int irq, void *dev_id,
+                                         struct pt_regs *regs)
+{
+        struct snd_mpu401 *mpu = dev_id;
+        
+        if (mpu == NULL)
+                return IRQ_NONE;
+        uart_interrupt_tx(mpu);
+        return IRQ_HANDLED;
+}
+
+EXPORT_SYMBOL(snd_mpu401_uart_interrupt_tx);
+
 /*
  * timer callback
  * reprogram the timer and call the interrupt job
@@ -430,14 +458,16 @@ snd_mpu401_uart_output_trigger(struct snd_rawmidi_substream *substream, int up)
                  * since the output timer might have been removed in
                  * snd_mpu401_uart_output_write().
                  */
-                snd_mpu401_uart_add_timer(mpu, 0);
+                if (! (mpu->info_flags & MPU401_INFO_TX_IRQ))
+                        snd_mpu401_uart_add_timer(mpu, 0);
 
                 /* output pending data */
                 spin_lock_irqsave(&mpu->output_lock, flags);
                 snd_mpu401_uart_output_write(mpu);
                 spin_unlock_irqrestore(&mpu->output_lock, flags);
         } else {
-                snd_mpu401_uart_remove_timer(mpu, 0);
+                if (! (mpu->info_flags & MPU401_INFO_TX_IRQ))
+                        snd_mpu401_uart_remove_timer(mpu, 0);
                 clear_bit(MPU401_MODE_BIT_OUTPUT_TRIGGER, &mpu->mode);
         }
 }
@@ -475,7 +505,7 @@ static void snd_mpu401_uart_free(struct snd_rawmidi *rmidi)
  * @device: the device index, zero-based
  * @hardware: the hardware type, MPU401_HW_XXXX
  * @port: the base address of MPU401 port
- * @integrated: non-zero if the port was already reserved by the chip
+ * @info_flags: bitflags MPU401_INFO_XXX
  * @irq: the irq number, -1 if no interrupt for mpu
  * @irq_flags: the irq request flags (SA_XXX), 0 if irq was already reserved.
  * @rrawmidi: the pointer to store the new rawmidi instance
@@ -490,17 +520,24 @@ static void snd_mpu401_uart_free(struct snd_rawmidi *rmidi)
  */
 int snd_mpu401_uart_new(struct snd_card *card, int device,
                         unsigned short hardware,
-                        unsigned long port, int integrated,
+                        unsigned long port,
+                        unsigned int info_flags,
                         int irq, int irq_flags,
                         struct snd_rawmidi ** rrawmidi)
 {
         struct snd_mpu401 *mpu;
         struct snd_rawmidi *rmidi;
+        int in_enable, out_enable;
         int err;
 
         if (rrawmidi)
                 *rrawmidi = NULL;
-        if ((err = snd_rawmidi_new(card, "MPU-401U", device, 1, 1, &rmidi)) < 0)
+        if (! (info_flags & (MPU401_INFO_INPUT | MPU401_INFO_OUTPUT)))
+                info_flags |= MPU401_INFO_INPUT | MPU401_INFO_OUTPUT;
+        in_enable = (info_flags & MPU401_INFO_INPUT) ? 1 : 0;
+        out_enable = (info_flags & MPU401_INFO_OUTPUT) ? 1 : 0;
+        if ((err = snd_rawmidi_new(card, "MPU-401U", device,
+                                   out_enable, in_enable, &rmidi)) < 0)
                 return err;
         mpu = kzalloc(sizeof(*mpu), GFP_KERNEL);
         if (mpu == NULL) {
@@ -514,7 +551,7 @@ int snd_mpu401_uart_new(struct snd_card *card, int device,
         spin_lock_init(&mpu->output_lock);
         spin_lock_init(&mpu->timer_lock);
         mpu->hardware = hardware;
-        if (!integrated) {
+        if (! (info_flags & MPU401_INFO_INTEGRATED)) {
                 int res_size = hardware == MPU401_HW_PC98II ? 4 : 2;
                 mpu->res = request_region(port, res_size, "MPU401 UART");
                 if (mpu->res == NULL) {
@@ -525,15 +562,12 @@ int snd_mpu401_uart_new(struct snd_card *card, int device,
                         return -EBUSY;
                 }
         }
-        switch (hardware) {
-        case MPU401_HW_AUREAL:
+        if (info_flags & MPU401_INFO_MMIO) {
                 mpu->write = mpu401_write_mmio;
                 mpu->read = mpu401_read_mmio;
-                break;
-        default:
+        } else {
                 mpu->write = mpu401_write_port;
                 mpu->read = mpu401_read_port;
-                break;
         }
         mpu->port = port;
         if (hardware == MPU401_HW_PC98II)
@@ -549,6 +583,7 @@ int snd_mpu401_uart_new(struct snd_card *card, int device,
                         return -EBUSY;
                 }
         }
+        mpu->info_flags = info_flags;
         mpu->irq = irq;
         mpu->irq_flags = irq_flags;
         if (card->shortname[0])
@@ -556,13 +591,18 @@ int snd_mpu401_uart_new(struct snd_card *card, int device,
                          card->shortname);
         else
                 sprintf(rmidi->name, "MPU-401 MIDI %d-%d",card->number, device);
-        snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
-                            &snd_mpu401_uart_output);
-        snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
-                            &snd_mpu401_uart_input);
-        rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT |
-                             SNDRV_RAWMIDI_INFO_INPUT |
-                             SNDRV_RAWMIDI_INFO_DUPLEX;
+        if (out_enable) {
+                snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
+                                    &snd_mpu401_uart_output);
+                rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT;
+        }
+        if (in_enable) {
+                snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
+                                    &snd_mpu401_uart_input);
+                rmidi->info_flags |= SNDRV_RAWMIDI_INFO_INPUT;
+                if (out_enable)
+                        rmidi->info_flags |= SNDRV_RAWMIDI_INFO_DUPLEX;
+        }
         mpu->rmidi = rmidi;
         if (rrawmidi)
                 *rrawmidi = rmidi;
diff --git a/sound/isa/sscape.c b/sound/isa/sscape.c
index d2a856f0fde2..27271c9446dc 100644
--- a/sound/isa/sscape.c
+++ b/sound/isa/sscape.c
@@ -897,10 +897,9 @@ static int __devinit create_mpu401(struct snd_card *card, int devnum, unsigned l
         struct snd_rawmidi *rawmidi;
         int err;
 
-#define MPU401_SHARE_HARDWARE  1
         if ((err = snd_mpu401_uart_new(card, devnum,
                                        MPU401_HW_MPU401,
-                                       port, MPU401_SHARE_HARDWARE,
+                                       port, MPU401_INFO_INTEGRATED,
                                        irq, SA_INTERRUPT,
                                        &rawmidi)) == 0) {
                 struct snd_mpu401 *mpu = (struct snd_mpu401 *) rawmidi->private_data;
diff --git a/sound/pci/als4000.c b/sound/pci/als4000.c
index 60423b1c678b..a9f08066459a 100644
--- a/sound/pci/als4000.c
+++ b/sound/pci/als4000.c
@@ -746,8 +746,8 @@ static int __devinit snd_card_als4000_probe(struct pci_dev *pci,
                 card->shortname, chip->alt_port, chip->irq);
 
         if ((err = snd_mpu401_uart_new( card, 0, MPU401_HW_ALS4000,
-                                        gcr+0x30, 1, pci->irq, 0,
-                                        &chip->rmidi)) < 0) {
+                                        gcr+0x30, MPU401_INFO_INTEGRATED,
+                                        pci->irq, 0, &chip->rmidi)) < 0) {
                 printk(KERN_ERR "als4000: no MPU-401 device at 0x%lx?\n", gcr+0x30);
                 goto out_err;
         }
diff --git a/sound/pci/au88x0/au88x0_mpu401.c b/sound/pci/au88x0/au88x0_mpu401.c
index 1e128a3c8d89..5a0c53530fae 100644
--- a/sound/pci/au88x0/au88x0_mpu401.c
+++ b/sound/pci/au88x0/au88x0_mpu401.c
@@ -95,7 +95,8 @@ static int __devinit snd_vortex_midi(vortex_t * vortex)
         port = (unsigned long)(vortex->mmio + VORTEX_MIDI_DATA);
         if ((temp =
              snd_mpu401_uart_new(vortex->card, 0, MPU401_HW_AUREAL, port,
-                                 1, 0, 0, &rmidi)) != 0) {
+                                 MPU401_INFO_INTEGRATED | MPU401_INFO_MMIO,
+                                 0, 0, &rmidi)) != 0) {
                 hwwrite(vortex->mmio, VORTEX_CTRL,
                         (hwread(vortex->mmio, VORTEX_CTRL) &
                          ~CTRL_MIDI_PORT) & ~CTRL_MIDI_EN);
diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c
index e68056c81580..6e62dafb66cd 100644
--- a/sound/pci/azt3328.c
+++ b/sound/pci/azt3328.c
@@ -1806,8 +1806,8 @@ snd_azf3328_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
         card->private_data = chip;
 
         if ((err = snd_mpu401_uart_new( card, 0, MPU401_HW_MPU401,
-                                        chip->mpu_port, 1, pci->irq, 0,
-                                        &chip->rmidi)) < 0) {
+                                        chip->mpu_port, MPU401_INFO_INTEGRATED,
+                                        pci->irq, 0, &chip->rmidi)) < 0) {
                 snd_printk(KERN_ERR "azf3328: no MPU-401 device at 0x%lx?\n", chip->mpu_port);
                 goto out_err;
         }
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index cb475ada2ef1..79bc60a5204e 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -2981,7 +2981,9 @@ static int __devinit snd_cmipci_create(struct snd_card *card, struct pci_dev *pc
 
         if (iomidi > 0) {
                 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_CMIPCI,
-                                               iomidi, integrated_midi,
+                                               iomidi,
+                                               (integrated_midi ?
+                                                MPU401_INFO_INTEGRATED : 0),
                                                cm->irq, 0, &cm->rmidi)) < 0) {
                         printk(KERN_ERR "cmipci: no UART401 device at 0x%lx\n", iomidi);
                 }
diff --git a/sound/pci/cs5535audio/cs5535audio.c b/sound/pci/cs5535audio/cs5535audio.c
index 8f46190f24ad..f61c4fa4ed62 100644
--- a/sound/pci/cs5535audio/cs5535audio.c
+++ b/sound/pci/cs5535audio/cs5535audio.c
@@ -56,17 +56,16 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
         {}
 };
 
-static int index = SNDRV_DEFAULT_IDX1;
-static char *id = SNDRV_DEFAULT_STR1;
-/* for backward compatibility */
-static int enable; 
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
+static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
 
-module_param(index, int, 0444);
+module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for " DRIVER_NAME);
-module_param(id, charp, 0444);
+module_param_array(id, charp, NULL, 0444);
 MODULE_PARM_DESC(id, "ID string for " DRIVER_NAME);
-module_param(enable, bool, 0444);
-MODULE_PARM_DESC(enable, "Enable for " DRIVER_NAME);
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable " DRIVER_NAME);
 
 static struct pci_device_id snd_cs5535audio_ids[] __devinitdata = {
         { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_AUDIO) },
@@ -358,8 +357,12 @@ static int __devinit snd_cs5535audio_probe(struct pci_dev *pci,
 
         if (dev >= SNDRV_CARDS)
                 return -ENODEV;
+        if (!enable[dev]) {
+                dev++;
+                return -ENOENT;
+        }
 
-        card = snd_card_new(index, id, THIS_MODULE, 0);
+        card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
         if (card == NULL)
                 return -ENOMEM;
 
diff --git a/sound/pci/es1938.c b/sound/pci/es1938.c
index 6f9094ca4fb4..ca6603fe0b11 100644
--- a/sound/pci/es1938.c
+++ b/sound/pci/es1938.c
@@ -1756,7 +1756,8 @@ static int __devinit snd_es1938_probe(struct pci_dev *pci,
                 }
         }
         if (snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
-                                chip->mpu_port, 1, chip->irq, 0, &chip->rmidi) < 0) {
+                                chip->mpu_port, MPU401_INFO_INTEGRATED,
+                                chip->irq, 0, &chip->rmidi) < 0) {
                 printk(KERN_ERR "es1938: unable to initialize MPU-401\n");
         } else {
                 // this line is vital for MIDI interrupt handling on ess-solo1
diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index f43bd380ac28..bfa0876e715e 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -2727,7 +2727,8 @@ static int __devinit snd_es1968_probe(struct pci_dev *pci,
         }
         if (enable_mpu[dev]) {
                 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
-                                               chip->io_port + ESM_MPU401_PORT, 1,
+                                               chip->io_port + ESM_MPU401_PORT,
+                                               MPU401_INFO_INTEGRATED,
                                                chip->irq, 0, &chip->rmidi)) < 0) {
                         printk(KERN_WARNING "es1968: skipping MPU-401 MIDI support..\n");
                 }
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index 0ec90f377319..0afa573dd244 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -1448,7 +1448,8 @@ static int __devinit snd_card_fm801_probe(struct pci_dev *pci,
                 return err;
         }
         if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801,
-                                       FM801_REG(chip, MPU401_DATA), 1,
+                                       FM801_REG(chip, MPU401_DATA),
+                                       MPU401_INFO_INTEGRATED,
                                        chip->irq, 0, &chip->rmidi)) < 0) {
                 snd_card_free(card);
                 return err;
diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index 52de85e21b95..00e565e1db3a 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -2737,7 +2737,8 @@ static int __devinit snd_ice1712_probe(struct pci_dev *pci,
 
         if (! c->no_mpu401) {
                 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ICE1712,
-                                               ICEREG(ice, MPU1_CTRL), 1,
+                                               ICEREG(ice, MPU1_CTRL),
+                                               MPU401_INFO_INTEGRATED,
                                                ice->irq, 0,
                                                &ice->rmidi[0])) < 0) {
                         snd_card_free(card);
@@ -2752,7 +2753,8 @@ static int __devinit snd_ice1712_probe(struct pci_dev *pci,
                 if (ice->eeprom.data[ICE_EEP1_CODEC] & ICE1712_CFG_2xMPU401) {
                         /*  2nd port used  */
                         if ((err = snd_mpu401_uart_new(card, 1, MPU401_HW_ICE1712,
-                                                       ICEREG(ice, MPU2_CTRL), 1,
+                                                       ICEREG(ice, MPU2_CTRL),
+                                                       MPU401_INFO_INTEGRATED,
                                                        ice->irq, 0,
                                                        &ice->rmidi[1])) < 0) {
                                 snd_card_free(card);
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 1031bcbf7064..34a58c629f47 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -2388,7 +2388,8 @@ static int __devinit snd_vt1724_probe(struct pci_dev *pci,
         if (! c->no_mpu401) {
                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
                         if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ICE1712,
-                                                       ICEREG1724(ice, MPU_CTRL), 1,
+                                                       ICEREG1724(ice, MPU_CTRL),
+                                                       MPU401_INFO_INTEGRATED,
                                                        ice->irq, 0,
                                                        &ice->rmidi[0])) < 0) {
                                 snd_card_free(card);
diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
index 1928e06b6d82..1c344fbd964d 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -2861,7 +2861,8 @@ snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
 #if 0 /* TODO: not supported yet */
         /* TODO enable MIDI IRQ and I/O */
         err = snd_mpu401_uart_new(chip->card, 0, MPU401_HW_MPU401,
-                                  chip->iobase + MPU401_DATA_PORT, 1,
+                                  chip->iobase + MPU401_DATA_PORT,
+                                  MPU401_INFO_INTEGRATED,
                                   chip->irq, 0, &chip->rmidi);
         if (err < 0)
                 printk(KERN_WARNING "maestro3: no MIDI support.\n");
diff --git a/sound/pci/sonicvibes.c b/sound/pci/sonicvibes.c
index 51775706c843..dcf402948347 100644
--- a/sound/pci/sonicvibes.c
+++ b/sound/pci/sonicvibes.c
@@ -1456,7 +1456,7 @@ static int __devinit snd_sonic_probe(struct pci_dev *pci,
                 return err;
         }
         if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_SONICVIBES,
-                                       sonic->midi_port, 1,
+                                       sonic->midi_port, MPU401_INFO_INTEGRATED,
                                        sonic->irq, 0,
                                        &midi_uart)) < 0) {
                 snd_card_free(card);
diff --git a/sound/pci/trident/trident.c b/sound/pci/trident/trident.c
index 9624a5f2b875..5629b7eba96d 100644
--- a/sound/pci/trident/trident.c
+++ b/sound/pci/trident/trident.c
@@ -148,7 +148,8 @@ static int __devinit snd_trident_probe(struct pci_dev *pci,
         }
         if (trident->device != TRIDENT_DEVICE_ID_SI7018 &&
             (err = snd_mpu401_uart_new(card, 0, MPU401_HW_TRID4DWAVE,
-                                       trident->midi_port, 1,
+                                       trident->midi_port,
+                                       MPU401_INFO_INTEGRATED,
                                        trident->irq, 0, &trident->rmidi)) < 0) {
                 snd_card_free(card);
                 return err;
diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c
index a1b777e79c59..12ce22ef16e3 100644
--- a/sound/pci/via82xx.c
+++ b/sound/pci/via82xx.c
@@ -1973,7 +1973,7 @@ static int __devinit snd_via686_init_misc(struct via82xx *chip)
         pci_write_config_byte(chip->pci, VIA_PNP_CONTROL, legacy_cfg);
         if (chip->mpu_res) {
                 if (snd_mpu401_uart_new(chip->card, 0, MPU401_HW_VIA686A,
-                                        mpu_port, 1,
+                                        mpu_port, MPU401_INFO_INTEGRATED,
                                         chip->irq, 0, &chip->rmidi) < 0) {
                         printk(KERN_WARNING "unable to initialize MPU-401"
                                " at 0x%lx, skipping\n", mpu_port);
diff --git a/sound/pci/ymfpci/ymfpci.c b/sound/pci/ymfpci/ymfpci.c
index 65ebf5f1933a..26aa775b7b69 100644
--- a/sound/pci/ymfpci/ymfpci.c
+++ b/sound/pci/ymfpci/ymfpci.c
@@ -308,7 +308,8 @@ static int __devinit snd_card_ymfpci_probe(struct pci_dev *pci,
         }
         if (chip->mpu_res) {
                 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_YMFPCI,
-                                               mpu_port[dev], 1,
+                                               mpu_port[dev],
+                                               MPU401_INFO_INTEGRATED,
                                                pci->irq, 0, &chip->rawmidi)) < 0) {
                         printk(KERN_WARNING "ymfpci: cannot initialize MPU401 at 0x%lx, skipping...\n", mpu_port[dev]);
                         legacy_ctrl &= ~YMFPCI_LEGACY_MIEN; /* disable MPU401 irq */