/**
* pnp_is_active - Determines if a device is active based on its current
* resources
* @dev: pointer to the desired PnP device
*/
int pnp_is_active(struct pnp_dev *dev)
{
if (!pnp_port_start(dev, 0) && pnp_port_len(dev, 0) <= 1 &&
!pnp_mem_start(dev, 0) && pnp_mem_len(dev, 0) <= 1 &&
pnp_irq(dev, 0) == -1 && pnp_dma(dev, 0) == -1)
return 0;
else
return 1;
}
static int
serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id)
{
struct uart_8250_port uart;
int ret, line, flags = dev_id->driver_data;
struct resource *res = NULL;
if (flags & UNKNOWN_DEV) {
ret = serial_pnp_guess_board(dev);
if (ret < 0)
return ret;
}
memset(&uart, 0, sizeof(uart));
if (pnp_irq_valid(dev, 0))
uart.port.irq = pnp_irq(dev, 0);
if ((flags & CIR_PORT) && pnp_port_valid(dev, 2))
res = pnp_get_resource(dev, IORESOURCE_IO, 2);
else if (pnp_port_valid(dev, 0))
res = pnp_get_resource(dev, IORESOURCE_IO, 0);
if (pnp_resource_enabled(res)) {
uart.port.iobase = res->start;
uart.port.iotype = UPIO_PORT;
} else if (pnp_mem_valid(dev, 0)) {
uart.port.mapbase = pnp_mem_start(dev, 0);
uart.port.iotype = UPIO_MEM;
uart.port.flags = UPF_IOREMAP;
} else
return -ENODEV;
#ifdef SERIAL_DEBUG_PNP
printk(KERN_DEBUG
"Setup PNP port: port %x, mem 0x%lx, irq %d, type %d\n",
uart.port.iobase, uart.port.mapbase, uart.port.irq, uart.port.iotype);
#endif
if (flags & CIR_PORT) {
uart.port.flags |= UPF_FIXED_PORT | UPF_FIXED_TYPE;
uart.port.type = PORT_8250_CIR;
}
uart.port.flags |= UPF_SKIP_TEST | UPF_BOOT_AUTOCONF;
if (pnp_irq_flags(dev, 0) & IORESOURCE_IRQ_SHAREABLE)
uart.port.flags |= UPF_SHARE_IRQ;
uart.port.uartclk = 1843200;
uart.port.dev = &dev->dev;
line = serial8250_register_8250_port(&uart);
if (line < 0 || (flags & CIR_PORT))
return -ENODEV;
pnp_set_drvdata(dev, (void *)((long)line + 1));
return 0;
}
static int __devinit
serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id)
{
struct uart_port port;
int ret, line, flags = dev_id->driver_data;
if (flags & UNKNOWN_DEV) {
ret = serial_pnp_guess_board(dev, &flags);
if (ret < 0)
return ret;
}
memset(&port, 0, sizeof(struct uart_port));
if (pnp_irq_valid(dev, 0))
port.irq = pnp_irq(dev, 0);
if (pnp_port_valid(dev, 0)) {
port.iobase = pnp_port_start(dev, 0);
port.iotype = UPIO_PORT;
} else if (pnp_mem_valid(dev, 0)) {
port.mapbase = pnp_mem_start(dev, 0);
port.iotype = UPIO_MEM;
port.flags = UPF_IOREMAP;
} else
return -ENODEV;
#ifdef SERIAL_DEBUG_PNP
printk(KERN_DEBUG
"Setup PNP port: port %x, mem 0x%lx, irq %d, type %d\n",
port.iobase, port.mapbase, port.irq, port.iotype);
#endif
port.flags |= UPF_SKIP_TEST | UPF_BOOT_AUTOCONF;
if (pnp_irq_flags(dev, 0) & IORESOURCE_IRQ_SHAREABLE)
port.flags |= UPF_SHARE_IRQ;
port.uartclk = 1843200;
port.dev = &dev->dev;
line = serial8250_register_port(&port);
if (line < 0)
return -ENODEV;
pnp_set_drvdata(dev, (void *)((long)line + 1));
return 0;
}
static void reserve_resources_of_dev(const struct pnp_dev *dev)
{
int i;
for (i = 0; i < PNP_MAX_PORT; i++) {
if (!pnp_port_valid(dev, i))
continue;
if (pnp_port_start(dev, i) == 0)
continue; /* disabled */
if (pnp_port_start(dev, i) < 0x100)
/*
* Below 0x100 is only standard PC hardware
* (pics, kbd, timer, dma, ...)
* We should not get resource conflicts there,
* and the kernel reserves these anyway
* (see arch/i386/kernel/setup.c).
* So, do nothing
*/
continue;
if (pnp_port_end(dev, i) < pnp_port_start(dev, i))
continue; /* invalid */
reserve_range(dev->dev.bus_id, pnp_port_start(dev, i),
pnp_port_end(dev, i), 1);
}
for (i = 0; i < PNP_MAX_MEM; i++) {
if (!pnp_mem_valid(dev, i))
continue;
reserve_range(dev->dev.bus_id, pnp_mem_start(dev, i),
pnp_mem_end(dev, i), 0);
}
return;
}
int __devinit
setup_isurf(struct IsdnCard *card)
{
int ver;
struct IsdnCardState *cs = card->cs;
char tmp[64];
strcpy(tmp, ISurf_revision);
printk(KERN_INFO "HiSax: ISurf driver Rev. %s\n", HiSax_getrev(tmp));
if (cs->typ != ISDN_CTYPE_ISURF)
return(0);
if (card->para[1] && card->para[2]) {
cs->hw.isurf.reset = card->para[1];
cs->hw.isurf.phymem = card->para[2];
cs->irq = card->para[0];
} else {
#ifdef __ISAPNP__
if (isapnp_present()) {
struct pnp_dev *pnp_d = NULL;
int err;
cs->subtyp = 0;
if ((pnp_c = pnp_find_card(
ISAPNP_VENDOR('S', 'I', 'E'),
ISAPNP_FUNCTION(0x0010), pnp_c))) {
if (!(pnp_d = pnp_find_dev(pnp_c,
ISAPNP_VENDOR('S', 'I', 'E'),
ISAPNP_FUNCTION(0x0010), pnp_d))) {
printk(KERN_ERR "ISurfPnP: PnP error card found, no device\n");
return (0);
}
pnp_disable_dev(pnp_d);
err = pnp_activate_dev(pnp_d);
cs->hw.isurf.reset = pnp_port_start(pnp_d, 0);
cs->hw.isurf.phymem = pnp_mem_start(pnp_d, 1);
cs->irq = pnp_irq(pnp_d, 0);
if (!cs->irq || !cs->hw.isurf.reset || !cs->hw.isurf.phymem) {
printk(KERN_ERR "ISurfPnP:some resources are missing %d/%x/%lx\n",
cs->irq, cs->hw.isurf.reset, cs->hw.isurf.phymem);
pnp_disable_dev(pnp_d);
return(0);
}
} else {
printk(KERN_INFO "ISurfPnP: no ISAPnP card found\n");
return(0);
}
} else {
printk(KERN_INFO "ISurfPnP: no ISAPnP bus found\n");
return(0);
}
#else
printk(KERN_WARNING "HiSax: Siemens I-Surf port/mem not set\n");
return (0);
#endif
}
if (!request_region(cs->hw.isurf.reset, 1, "isurf isdn")) {
printk(KERN_WARNING
"HiSax: Siemens I-Surf config port %x already in use\n",
cs->hw.isurf.reset);
return (0);
}
if (!request_region(cs->hw.isurf.phymem, ISURF_IOMEM_SIZE, "isurf iomem")) {
printk(KERN_WARNING "HiSax: Siemens I-Surf memory region "
"%lx-%lx already in use\n",
cs->hw.isurf.phymem,
cs->hw.isurf.phymem + ISURF_IOMEM_SIZE);
release_region(cs->hw.isurf.reset, 1);
return (0);
}
cs->hw.isurf.isar = ioremap(cs->hw.isurf.phymem, ISURF_IOMEM_SIZE);
cs->hw.isurf.isac = cs->hw.isurf.isar + ISURF_ISAC_OFFSET;
printk(KERN_INFO
"ISurf: defined at 0x%x 0x%lx IRQ %d\n",
cs->hw.isurf.reset,
cs->hw.isurf.phymem,
cs->irq);
setup_isac(cs);
cs->cardmsg = &ISurf_card_msg;
cs->irq_func = &isurf_interrupt;
cs->auxcmd = &isurf_auxcmd;
cs->readisac = &ReadISAC;
cs->writeisac = &WriteISAC;
cs->readisacfifo = &ReadISACfifo;
cs->writeisacfifo = &WriteISACfifo;
cs->bcs[0].hw.isar.reg = &cs->hw.isurf.isar_r;
cs->bcs[1].hw.isar.reg = &cs->hw.isurf.isar_r;
test_and_set_bit(HW_ISAR, &cs->HW_Flags);
ISACVersion(cs, "ISurf:");
cs->BC_Read_Reg = &ReadISAR;
cs->BC_Write_Reg = &WriteISAR;
cs->BC_Send_Data = &isar_fill_fifo;
ver = ISARVersion(cs, "ISurf:");
if (ver < 0) {
printk(KERN_WARNING
"ISurf: wrong ISAR version (ret = %d)\n", ver);
release_io_isurf(cs);
return (0);
}
return (1);
}
static int __devinit snd_msnd_pnp_detect(struct pnp_card_link *pcard,
const struct pnp_card_device_id *pid)
{
static int idx;
struct pnp_dev *pnp_dev;
struct pnp_dev *mpu_dev;
struct snd_card *card;
struct snd_msnd *chip;
int ret;
for ( ; idx < SNDRV_CARDS; idx++) {
if (has_isapnp(idx))
break;
}
if (idx >= SNDRV_CARDS)
return -ENODEV;
/*
* Check that we still have room for another sound card ...
*/
pnp_dev = pnp_request_card_device(pcard, pid->devs[0].id, NULL);
if (!pnp_dev)
return -ENODEV;
mpu_dev = pnp_request_card_device(pcard, pid->devs[1].id, NULL);
if (!mpu_dev)
return -ENODEV;
if (!pnp_is_active(pnp_dev) && pnp_activate_dev(pnp_dev) < 0) {
printk(KERN_INFO "msnd_pinnacle: device is inactive\n");
return -EBUSY;
}
if (!pnp_is_active(mpu_dev) && pnp_activate_dev(mpu_dev) < 0) {
printk(KERN_INFO "msnd_pinnacle: MPU device is inactive\n");
return -EBUSY;
}
/*
* Create a new ALSA sound card entry, in anticipation
* of detecting our hardware ...
*/
ret = snd_card_create(index[idx], id[idx], THIS_MODULE,
sizeof(struct snd_msnd), &card);
if (ret < 0)
return ret;
chip = card->private_data;
chip->card = card;
snd_card_set_dev(card, &pcard->card->dev);
/*
* Read the correct parameters off the ISA PnP bus ...
*/
io[idx] = pnp_port_start(pnp_dev, 0);
irq[idx] = pnp_irq(pnp_dev, 0);
mem[idx] = pnp_mem_start(pnp_dev, 0);
mpu_io[idx] = pnp_port_start(mpu_dev, 0);
mpu_irq[idx] = pnp_irq(mpu_dev, 0);
set_default_audio_parameters(chip);
#ifdef MSND_CLASSIC
chip->type = msndClassic;
#else
chip->type = msndPinnacle;
#endif
chip->io = io[idx];
chip->irq = irq[idx];
chip->base = mem[idx];
chip->calibrate_signal = calibrate_signal ? 1 : 0;
chip->recsrc = 0;
chip->dspq_data_buff = DSPQ_DATA_BUFF;
chip->dspq_buff_size = DSPQ_BUFF_SIZE;
if (write_ndelay[idx])
clear_bit(F_DISABLE_WRITE_NDELAY, &chip->flags);
else
set_bit(F_DISABLE_WRITE_NDELAY, &chip->flags);
#ifndef MSND_CLASSIC
if (digital[idx])
set_bit(F_HAVEDIGITAL, &chip->flags);
#endif
spin_lock_init(&chip->lock);
ret = snd_msnd_probe(card);
if (ret < 0) {
printk(KERN_ERR LOGNAME ": Probe failed\n");
goto _release_card;
}
ret = snd_msnd_attach(card);
if (ret < 0) {
printk(KERN_ERR LOGNAME ": Attach failed\n");
goto _release_card;
}
pnp_set_card_drvdata(pcard, card);
++idx;
return 0;
_release_card:
snd_card_free(card);
return ret;
}
static ssize_t pnp_show_current_resources(struct device *dmdev, struct device_attribute *attr, char *buf)
{
struct pnp_dev *dev = to_pnp_dev(dmdev);
int i, ret;
pnp_info_buffer_t *buffer;
if (!dev)
return -EINVAL;
buffer = (pnp_info_buffer_t *) pnp_alloc(sizeof(pnp_info_buffer_t));
if (!buffer)
return -ENOMEM;
buffer->len = PAGE_SIZE;
buffer->buffer = buf;
buffer->curr = buffer->buffer;
pnp_printf(buffer,"state = ");
if (dev->active)
pnp_printf(buffer,"active\n");
else
pnp_printf(buffer,"disabled\n");
for (i = 0; i < PNP_MAX_PORT; i++) {
if (pnp_port_valid(dev, i)) {
pnp_printf(buffer,"io");
if (pnp_port_flags(dev, i) & IORESOURCE_DISABLED)
pnp_printf(buffer," disabled\n");
else
pnp_printf(buffer," 0x%llx-0x%llx\n",
(unsigned long long)pnp_port_start(dev, i),
(unsigned long long)pnp_port_end(dev, i));
}
}
for (i = 0; i < PNP_MAX_MEM; i++) {
if (pnp_mem_valid(dev, i)) {
pnp_printf(buffer,"mem");
if (pnp_mem_flags(dev, i) & IORESOURCE_DISABLED)
pnp_printf(buffer," disabled\n");
else
pnp_printf(buffer," 0x%llx-0x%llx\n",
(unsigned long long)pnp_mem_start(dev, i),
(unsigned long long)pnp_mem_end(dev, i));
}
}
for (i = 0; i < PNP_MAX_IRQ; i++) {
if (pnp_irq_valid(dev, i)) {
pnp_printf(buffer,"irq");
if (pnp_irq_flags(dev, i) & IORESOURCE_DISABLED)
pnp_printf(buffer," disabled\n");
else
pnp_printf(buffer," %lld\n",
(unsigned long long)pnp_irq(dev, i));
}
}
for (i = 0; i < PNP_MAX_DMA; i++) {
if (pnp_dma_valid(dev, i)) {
pnp_printf(buffer,"dma");
if (pnp_dma_flags(dev, i) & IORESOURCE_DISABLED)
pnp_printf(buffer," disabled\n");
else
pnp_printf(buffer," %lld\n",
(unsigned long long)pnp_dma(dev, i));
}
}
ret = (buffer->curr - buf);
kfree(buffer);
return ret;
}
