X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fparport%2Fparport_pc.c;h=b61c17b3e298a8f3f81121a1d46e207cc7ace60a;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=cba417bda85c6951ef5ec8fee9cb6827c4792561;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c index cba417bda..b61c17b3e 100644 --- a/drivers/parport/parport_pc.c +++ b/drivers/parport/parport_pc.c @@ -1,9 +1,9 @@ /* Low-level parallel-port routines for 8255-based PC-style hardware. * - * Authors: Phil Blundell + * Authors: Phil Blundell * Tim Waugh * Jose Renau - * David Campbell + * David Campbell * Andrea Arcangeli * * based on work by Grant Guenther and Phil Blundell. @@ -42,7 +42,6 @@ * but rather will start at port->base_hi. */ -#include #include #include #include @@ -67,6 +66,10 @@ #define PARPORT_PC_MAX_PORTS PARPORT_MAX +#ifdef CONFIG_ISA_DMA_API +#define HAS_DMA +#endif + /* ECR modes */ #define ECR_SPP 00 #define ECR_PS2 01 @@ -93,7 +96,7 @@ static struct superio_struct { /* For Super-IO chips autodetection */ int io; int irq; int dma; -} superios[NR_SUPERIOS] __devinitdata = { {0,},}; +} superios[NR_SUPERIOS] = { {0,},}; static int user_specified; #if defined(CONFIG_PARPORT_PC_SUPERIO) || \ @@ -169,8 +172,7 @@ static int change_mode(struct parport *p, int m) if (time_after_eq (jiffies, expire)) /* The FIFO is stuck. */ return -EBUSY; - __set_current_state (TASK_INTERRUPTIBLE); - schedule_timeout ((HZ + 99) / 100); + schedule_timeout_interruptible(msecs_to_jiffies(10)); if (signal_pending (current)) break; } @@ -268,9 +270,9 @@ static int clear_epp_timeout(struct parport *pb) * of these are in parport_pc.h. */ -static irqreturn_t parport_pc_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t parport_pc_interrupt(int irq, void *dev_id) { - parport_generic_irq(irq, (struct parport *) dev_id, regs); + parport_generic_irq(irq, (struct parport *) dev_id); /* FIXME! Was it really ours? */ return IRQ_HANDLED; } @@ -610,6 +612,7 @@ dump_parport_state ("leave fifo_write_block_pio", port); return length - left; } +#ifdef HAS_DMA static size_t parport_pc_fifo_write_block_dma (struct parport *port, const void *buf, size_t length) { @@ -732,6 +735,17 @@ dump_parport_state ("enter fifo_write_block_dma", port); dump_parport_state ("leave fifo_write_block_dma", port); return length - left; } +#endif + +static inline size_t parport_pc_fifo_write_block(struct parport *port, + const void *buf, size_t length) +{ +#ifdef HAS_DMA + if (port->dma != PARPORT_DMA_NONE) + return parport_pc_fifo_write_block_dma (port, buf, length); +#endif + return parport_pc_fifo_write_block_pio (port, buf, length); +} /* Parallel Port FIFO mode (ECP chipsets) */ static size_t parport_pc_compat_write_block_pio (struct parport *port, @@ -758,10 +772,7 @@ static size_t parport_pc_compat_write_block_pio (struct parport *port, port->physport->ieee1284.phase = IEEE1284_PH_FWD_DATA; /* Write the data to the FIFO. */ - if (port->dma != PARPORT_DMA_NONE) - written = parport_pc_fifo_write_block_dma (port, buf, length); - else - written = parport_pc_fifo_write_block_pio (port, buf, length); + written = parport_pc_fifo_write_block(port, buf, length); /* Finish up. */ /* For some hardware we don't want to touch the mode until @@ -856,10 +867,7 @@ static size_t parport_pc_ecp_write_block_pio (struct parport *port, port->physport->ieee1284.phase = IEEE1284_PH_FWD_DATA; /* Write the data to the FIFO. */ - if (port->dma != PARPORT_DMA_NONE) - written = parport_pc_fifo_write_block_dma (port, buf, length); - else - written = parport_pc_fifo_write_block_pio (port, buf, length); + written = parport_pc_fifo_write_block(port, buf, length); /* Finish up. */ /* For some hardware we don't want to touch the mode until @@ -1160,7 +1168,7 @@ dump_parport_state ("fwd idle", port); /* GCC is not inlining extern inline function later overwriten to non-inline, so we use outlined_ variants here. */ -static struct parport_operations parport_pc_ops = +static const struct parport_operations parport_pc_ops = { .write_data = parport_pc_write_data, .read_data = parport_pc_read_data, @@ -1202,10 +1210,11 @@ static struct parport_operations parport_pc_ops = static void __devinit show_parconfig_smsc37c669(int io, int key) { int cr1,cr4,cra,cr23,cr26,cr27,i=0; - static const char *modes[]={ "SPP and Bidirectional (PS/2)", - "EPP and SPP", - "ECP", - "ECP and EPP" }; + static const char *const modes[]={ + "SPP and Bidirectional (PS/2)", + "EPP and SPP", + "ECP", + "ECP and EPP" }; outb(key,io); outb(key,io); @@ -1279,7 +1288,7 @@ static void __devinit show_parconfig_smsc37c669(int io, int key) static void __devinit show_parconfig_winbond(int io, int key) { int cr30,cr60,cr61,cr70,cr74,crf0,i=0; - static const char *modes[] = { + static const char *const modes[] = { "Standard (SPP) and Bidirectional(PS/2)", /* 0 */ "EPP-1.9 and SPP", "ECP", @@ -1288,7 +1297,9 @@ static void __devinit show_parconfig_winbond(int io, int key) "EPP-1.7 and SPP", /* 5 */ "undefined!", "ECP and EPP-1.7" }; - static char *irqtypes[] = { "pulsed low, high-Z", "follows nACK" }; + static char *const irqtypes[] = { + "pulsed low, high-Z", + "follows nACK" }; /* The registers are called compatible-PnP because the register layout is modelled after ISA-PnP, the access @@ -1545,7 +1556,7 @@ static int __devinit get_superio_dma (struct parport *p) return PARPORT_DMA_NONE; } -static int __devinit get_superio_irq (struct parport *p) +static int get_superio_irq (struct parport *p) { int i=0; while( (superios[i].io != p->base) && (iprivate_data; unsigned char r = 0xc; @@ -1700,7 +1711,7 @@ static int __devinit parport_ECR_present(struct parport *pb) * be misdetected here is rather academic. */ -static int __devinit parport_PS2_supported(struct parport *pb) +static int parport_PS2_supported(struct parport *pb) { int ok = 0; @@ -1856,7 +1867,7 @@ static int __devinit parport_ECP_supported(struct parport *pb) } #endif -static int __devinit parport_ECPPS2_supported(struct parport *pb) +static int parport_ECPPS2_supported(struct parport *pb) { const struct parport_pc_private *priv = pb->private_data; int result; @@ -1874,7 +1885,7 @@ static int __devinit parport_ECPPS2_supported(struct parport *pb) /* EPP mode detection */ -static int __devinit parport_EPP_supported(struct parport *pb) +static int parport_EPP_supported(struct parport *pb) { const struct parport_pc_private *priv = pb->private_data; @@ -1919,7 +1930,7 @@ static int __devinit parport_EPP_supported(struct parport *pb) return 1; } -static int __devinit parport_ECPEPP_supported(struct parport *pb) +static int parport_ECPEPP_supported(struct parport *pb) { struct parport_pc_private *priv = pb->private_data; int result; @@ -1964,7 +1975,7 @@ static int __devinit parport_ECPPS2_supported(struct parport *pb){return 0;} /* --- IRQ detection -------------------------------------- */ /* Only if supports ECP mode */ -static int __devinit programmable_irq_support(struct parport *pb) +static int programmable_irq_support(struct parport *pb) { int irq, intrLine; unsigned char oecr = inb (ECONTROL (pb)); @@ -1981,7 +1992,7 @@ static int __devinit programmable_irq_support(struct parport *pb) return irq; } -static int __devinit irq_probe_ECP(struct parport *pb) +static int irq_probe_ECP(struct parport *pb) { int i; unsigned long irqs; @@ -2009,7 +2020,7 @@ static int __devinit irq_probe_ECP(struct parport *pb) * This detection seems that only works in National Semiconductors * This doesn't work in SMC, LGS, and Winbond */ -static int __devinit irq_probe_EPP(struct parport *pb) +static int irq_probe_EPP(struct parport *pb) { #ifndef ADVANCED_DETECT return PARPORT_IRQ_NONE; @@ -2048,7 +2059,7 @@ static int __devinit irq_probe_EPP(struct parport *pb) #endif /* Advanced detection */ } -static int __devinit irq_probe_SPP(struct parport *pb) +static int irq_probe_SPP(struct parport *pb) { /* Don't even try to do this. */ return PARPORT_IRQ_NONE; @@ -2061,7 +2072,7 @@ static int __devinit irq_probe_SPP(struct parport *pb) * When ECP is available we can autoprobe for IRQs. * NOTE: If we can autoprobe it, we can register the IRQ. */ -static int __devinit parport_irq_probe(struct parport *pb) +static int parport_irq_probe(struct parport *pb) { struct parport_pc_private *priv = pb->private_data; @@ -2285,6 +2296,7 @@ struct parport *parport_pc_probe_port (unsigned long int base, } #ifdef CONFIG_PARPORT_PC_FIFO +#ifdef HAS_DMA if (p->dma != PARPORT_DMA_NONE) { if (request_dma (p->dma, p->name)) { printk (KERN_WARNING "%s: dma %d in use, " @@ -2306,7 +2318,8 @@ struct parport *parport_pc_probe_port (unsigned long int base, } } } -#endif /* CONFIG_PARPORT_PC_FIFO */ +#endif +#endif } /* Done probing. Now put the port into a sensible start-up state. */ @@ -2357,8 +2370,10 @@ void parport_pc_unregister_port (struct parport *p) spin_lock(&ports_lock); list_del_init(&priv->list); spin_unlock(&ports_lock); +#if defined(CONFIG_PARPORT_PC_FIFO) && defined(HAS_DMA) if (p->dma != PARPORT_DMA_NONE) free_dma(p->dma); +#endif if (p->irq != PARPORT_IRQ_NONE) free_irq(p->irq, p); release_region(p->base, 3); @@ -2366,12 +2381,12 @@ void parport_pc_unregister_port (struct parport *p) release_region(p->base + 3, p->size - 3); if (p->modes & PARPORT_MODE_ECP) release_region(p->base_hi, 3); -#ifdef CONFIG_PARPORT_PC_FIFO +#if defined(CONFIG_PARPORT_PC_FIFO) && defined(HAS_DMA) if (priv->dma_buf) pci_free_consistent(priv->dev, PAGE_SIZE, priv->dma_buf, priv->dma_handle); -#endif /* CONFIG_PARPORT_PC_FIFO */ +#endif kfree (p->private_data); parport_put_port(p); kfree (ops); /* hope no-one cached it */ @@ -2383,7 +2398,8 @@ EXPORT_SYMBOL (parport_pc_unregister_port); /* ITE support maintained by Rich Liu */ static int __devinit sio_ite_8872_probe (struct pci_dev *pdev, int autoirq, - int autodma, struct parport_pc_via_data *via) + int autodma, + const struct parport_pc_via_data *via) { short inta_addr[6] = { 0x2A0, 0x2C0, 0x220, 0x240, 0x1E0 }; struct resource *base_res; @@ -2511,7 +2527,8 @@ static struct parport_pc_via_data via_8231_data __devinitdata = { }; static int __devinit sio_via_probe (struct pci_dev *pdev, int autoirq, - int autodma, struct parport_pc_via_data *via) + int autodma, + const struct parport_pc_via_data *via) { u8 tmp, tmp2, siofunc; u8 ppcontrol = 0; @@ -2681,8 +2698,9 @@ enum parport_pc_sio_types { /* each element directly indexed from enum list, above */ static struct parport_pc_superio { - int (*probe) (struct pci_dev *pdev, int autoirq, int autodma, struct parport_pc_via_data *via); - struct parport_pc_via_data *via; + int (*probe) (struct pci_dev *pdev, int autoirq, int autodma, + const struct parport_pc_via_data *via); + const struct parport_pc_via_data *via; } parport_pc_superio_info[] __devinitdata = { { sio_via_probe, &via_686a_data, }, { sio_via_probe, &via_8231_data, }, @@ -2725,21 +2743,20 @@ enum parport_pc_pci_cards { syba_2p_epp, syba_1p_ecp, titan_010l, + titan_1284p1, titan_1284p2, avlab_1p, avlab_2p, + oxsemi_952, oxsemi_954, oxsemi_840, aks_0100, mobility_pp, netmos_9705, + netmos_9715, + netmos_9755, netmos_9805, netmos_9815, - netmos_9855, - netmos_9735, - netmos_9835, - netmos_9755, - netmos_9715 }; @@ -2762,7 +2779,7 @@ static struct parport_pc_pci { /* If set, this is called after probing for ports. If 'failed' * is non-zero we couldn't use any of the ports. */ void (*postinit_hook) (struct pci_dev *pdev, int failed); -} cards[] __devinitdata = { +} cards[] = { /* siig_1p_10x */ { 1, { { 2, 3 }, } }, /* siig_2p_10x */ { 2, { { 2, 3 }, { 4, 5 }, } }, /* siig_1p_20x */ { 1, { { 0, 1 }, } }, @@ -2800,26 +2817,25 @@ static struct parport_pc_pci { /* syba_2p_epp AP138B */ { 2, { { 0, 0x078 }, { 0, 0x178 }, } }, /* syba_1p_ecp W83787 */ { 1, { { 0, 0x078 }, } }, /* titan_010l */ { 1, { { 3, -1 }, } }, + /* titan_1284p1 */ { 1, { { 0, 1 }, } }, /* titan_1284p2 */ { 2, { { 0, 1 }, { 2, 3 }, } }, /* avlab_1p */ { 1, { { 0, 1}, } }, /* avlab_2p */ { 2, { { 0, 1}, { 2, 3 },} }, /* The Oxford Semi cards are unusual: 954 doesn't support ECP, * and 840 locks up if you write 1 to bit 2! */ + /* oxsemi_952 */ { 1, { { 0, 1 }, } }, /* oxsemi_954 */ { 1, { { 0, -1 }, } }, /* oxsemi_840 */ { 1, { { 0, -1 }, } }, /* aks_0100 */ { 1, { { 0, -1 }, } }, /* mobility_pp */ { 1, { { 0, 1 }, } }, /* netmos_9705 */ { 1, { { 0, -1 }, } }, /* untested */ + /* netmos_9715 */ { 2, { { 0, 1 }, { 2, 3 },} }, /* untested */ + /* netmos_9755 */ { 2, { { 0, 1 }, { 2, 3 },} }, /* untested */ /* netmos_9805 */ { 1, { { 0, -1 }, } }, /* untested */ /* netmos_9815 */ { 2, { { 0, -1 }, { 2, -1 }, } }, /* untested */ - /* netmos_9855 */ { 2, { { 0, -1 }, { 2, -1 }, } }, /* untested */ - /* netmos_9735 */ { 1, { { 2, 3 }, } }, /* untested */ - /* netmos_9835 */ { 1, { { 2, 3 }, } }, /* untested */ - /* netmos_9755 */ { 2, { { 0, 1 }, { 2, 3 },} }, /* untested */ - /* netmos_9715 */ { 2, { { 0, 1 }, { 2, 3 },} }, /* untested */ }; -static struct pci_device_id parport_pc_pci_tbl[] = { +static const struct pci_device_id parport_pc_pci_tbl[] = { /* Super-IO onboard chips */ { 0x1106, 0x0686, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sio_via_686a }, { 0x1106, 0x8231, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sio_via_8231 }, @@ -2876,10 +2892,13 @@ static struct pci_device_id parport_pc_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, syba_1p_ecp }, { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_010L, PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_010l }, + { 0x9710, 0x9805, 0x1000, 0x0010, 0, 0, titan_1284p1 }, { 0x9710, 0x9815, 0x1000, 0x0020, 0, 0, titan_1284p2 }, /* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/ { 0x14db, 0x2120, PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1p}, /* AFAVLAB_TK9902 */ { 0x14db, 0x2121, PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2p}, + { PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_16PCI952PP, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_952 }, { PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_16PCI954PP, PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_954 }, { PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_12PCI840, @@ -2889,28 +2908,28 @@ static struct pci_device_id parport_pc_pci_tbl[] = { /* NetMos communication controllers */ { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9705, PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9705 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9715, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9715 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9755, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9755 }, { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9805, PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9805 }, { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9815, PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9815 }, - { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 }, - { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9735 }, - { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9835 }, - { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9755, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9755 }, - { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9715, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9715 }, { 0, } /* terminate list */ }; MODULE_DEVICE_TABLE(pci,parport_pc_pci_tbl); +struct pci_parport_data { + int num; + struct parport *ports[2]; +}; + static int parport_pc_pci_probe (struct pci_dev *dev, const struct pci_device_id *id) { int err, count, n, i = id->driver_data; + struct pci_parport_data *data; if (i < last_sio) /* This is an onboard Super-IO and has already been probed */ @@ -2922,9 +2941,15 @@ static int parport_pc_pci_probe (struct pci_dev *dev, if ((err = pci_enable_device (dev)) != 0) return err; + data = kmalloc(sizeof(struct pci_parport_data), GFP_KERNEL); + if (!data) + return -ENOMEM; + if (cards[i].preinit_hook && - cards[i].preinit_hook (dev, PARPORT_IRQ_NONE, PARPORT_DMA_NONE)) + cards[i].preinit_hook (dev, PARPORT_IRQ_NONE, PARPORT_DMA_NONE)) { + kfree(data); return -ENODEV; + } for (n = 0; n < cards[i].numports; n++) { int lo = cards[i].addr[n].lo; @@ -2943,21 +2968,48 @@ static int parport_pc_pci_probe (struct pci_dev *dev, "I/O at %#lx(%#lx)\n", parport_pc_pci_tbl[i + last_sio].vendor, parport_pc_pci_tbl[i + last_sio].device, io_lo, io_hi); - if (parport_pc_probe_port (io_lo, io_hi, PARPORT_IRQ_NONE, - PARPORT_DMA_NONE, dev)) + data->ports[count] = + parport_pc_probe_port (io_lo, io_hi, PARPORT_IRQ_NONE, + PARPORT_DMA_NONE, dev); + if (data->ports[count]) count++; } + data->num = count; + if (cards[i].postinit_hook) cards[i].postinit_hook (dev, count == 0); - return count == 0 ? -ENODEV : 0; + if (count) { + pci_set_drvdata(dev, data); + return 0; + } + + kfree(data); + + return -ENODEV; +} + +static void __devexit parport_pc_pci_remove(struct pci_dev *dev) +{ + struct pci_parport_data *data = pci_get_drvdata(dev); + int i; + + pci_set_drvdata(dev, NULL); + + if (data) { + for (i = data->num - 1; i >= 0; i--) + parport_pc_unregister_port(data->ports[i]); + + kfree(data); + } } static struct pci_driver parport_pc_pci_driver = { .name = "parport_pc", .id_table = parport_pc_pci_tbl, .probe = parport_pc_pci_probe, + .remove = __devexit_p(parport_pc_pci_remove), }; static int __init parport_pc_init_superio (int autoirq, int autodma) @@ -2966,8 +3018,8 @@ static int __init parport_pc_init_superio (int autoirq, int autodma) struct pci_dev *pdev = NULL; int ret = 0; - while ((pdev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, pdev)) != NULL) { - id = pci_match_device (parport_pc_pci_tbl, pdev); + for_each_pci_dev(pdev) { + id = pci_match_id(parport_pc_pci_tbl, pdev); if (id == NULL || id->driver_data >= last_sio) continue; @@ -3077,9 +3129,9 @@ parport_pc_find_isa_ports (int autoirq, int autodma) * autoirq is PARPORT_IRQ_NONE, PARPORT_IRQ_AUTO, or PARPORT_IRQ_PROBEONLY * autodma is PARPORT_DMA_NONE or PARPORT_DMA_AUTO */ -static int __init parport_pc_find_ports (int autoirq, int autodma) +static void __init parport_pc_find_ports (int autoirq, int autodma) { - int count = 0, r; + int count = 0, err; #ifdef CONFIG_PARPORT_PC_SUPERIO detect_and_report_winbond (); @@ -3091,23 +3143,17 @@ static int __init parport_pc_find_ports (int autoirq, int autodma) /* PnP ports, skip detection if SuperIO already found them */ if (!count) { - r = pnp_register_driver (&parport_pc_pnp_driver); - if (r >= 0) { + err = pnp_register_driver (&parport_pc_pnp_driver); + if (!err) pnp_registered_parport = 1; - count += r; - } } /* ISA ports and whatever (see asm/parport.h). */ - count += parport_pc_find_nonpci_ports (autoirq, autodma); - - r = pci_register_driver (&parport_pc_pci_driver); - if (r) - return r; - pci_registered_parport = 1; - count += 1; + parport_pc_find_nonpci_ports (autoirq, autodma); - return count; + err = pci_register_driver (&parport_pc_pci_driver); + if (!err) + pci_registered_parport = 1; } /* @@ -3332,8 +3378,6 @@ __setup("parport_init_mode=",parport_init_mode_setup); static int __init parport_pc_init(void) { - int count = 0; - if (parse_parport_params()) return -EINVAL; @@ -3346,12 +3390,11 @@ static int __init parport_pc_init(void) break; if ((io_hi[i]) == PARPORT_IOHI_AUTO) io_hi[i] = 0x400 + io[i]; - if (parport_pc_probe_port(io[i], io_hi[i], - irqval[i], dmaval[i], NULL)) - count++; + parport_pc_probe_port(io[i], io_hi[i], + irqval[i], dmaval[i], NULL); } } else - count += parport_pc_find_ports (irqval[0], dmaval[0]); + parport_pc_find_ports (irqval[0], dmaval[0]); return 0; }