X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fparisc%2Fsuperio.c;h=1e93c837514f11fdf065ce80703ba57651276a2f;hb=1b871826b3dfcdcd78140d17c00e452eec6c12a4;hp=d14888e149bbeeb6f3c7bf517739e0be6e37b096;hpb=1ef43204f4bd24dcd3156185b19b31b6b4151ae9;p=linux-2.6-omap-h63xx.git diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c index d14888e149b..1e93c837514 100644 --- a/drivers/parisc/superio.c +++ b/drivers/parisc/superio.c @@ -12,6 +12,7 @@ * (C) Copyright 2001 John Marvin * (C) Copyright 2003 Grant Grundler * (C) Copyright 2005 Kyle McMartin + * (C) Copyright 2006 Helge Deller * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -72,6 +73,7 @@ #include #include #include +#include #include #include @@ -89,8 +91,11 @@ static struct superio_device sio_dev; #define DBG_INIT(x...) #endif +#define SUPERIO "SuperIO" +#define PFX SUPERIO ": " + static irqreturn_t -superio_interrupt(int parent_irq, void *devp, struct pt_regs *regs) +superio_interrupt(int parent_irq, void *devp) { u8 results; u8 local_irq; @@ -117,7 +122,7 @@ superio_interrupt(int parent_irq, void *devp, struct pt_regs *regs) local_irq = results & 0x0f; if (local_irq == 2 || local_irq > 7) { - printk(KERN_ERR "SuperIO: slave interrupted!\n"); + printk(KERN_ERR PFX "slave interrupted!\n"); return IRQ_HANDLED; } @@ -128,13 +133,13 @@ superio_interrupt(int parent_irq, void *devp, struct pt_regs *regs) outb(OCW3_ISR,IC_PIC1+0); results = inb(IC_PIC1+0); if ((results & 0x80) == 0) { /* if ISR7 not set: spurious */ - printk(KERN_WARNING "SuperIO: spurious interrupt!\n"); + printk(KERN_WARNING PFX "spurious interrupt!\n"); return IRQ_HANDLED; } } /* Call the appropriate device's interrupt */ - __do_IRQ(local_irq, regs); + __do_IRQ(local_irq); /* set EOI - forces a new interrupt if a lower priority device * still needs service. @@ -150,12 +155,13 @@ superio_init(struct pci_dev *pcidev) struct superio_device *sio = &sio_dev; struct pci_dev *pdev = sio->lio_pdev; u16 word; + int ret; - if (sio->suckyio_irq_enabled) + if (sio->suckyio_irq_enabled) return; - if (!pdev) BUG(); - if (!sio->usb_pdev) BUG(); + BUG_ON(!pdev); + BUG_ON(!sio->usb_pdev); /* use the IRQ iosapic found for USB INT D... */ pdev->irq = sio->usb_pdev->irq; @@ -163,39 +169,40 @@ superio_init(struct pci_dev *pcidev) /* ...then properly fixup the USB to point at suckyio PIC */ sio->usb_pdev->irq = superio_fixup_irq(sio->usb_pdev); - printk(KERN_INFO "SuperIO: Found NS87560 Legacy I/O device at %s (IRQ %i) \n", + printk(KERN_INFO PFX "Found NS87560 Legacy I/O device at %s (IRQ %i) \n", pci_name(pdev), pdev->irq); pci_read_config_dword (pdev, SIO_SP1BAR, &sio->sp1_base); sio->sp1_base &= ~1; - printk (KERN_INFO "SuperIO: Serial port 1 at 0x%x\n", sio->sp1_base); + printk(KERN_INFO PFX "Serial port 1 at 0x%x\n", sio->sp1_base); pci_read_config_dword (pdev, SIO_SP2BAR, &sio->sp2_base); sio->sp2_base &= ~1; - printk (KERN_INFO "SuperIO: Serial port 2 at 0x%x\n", sio->sp2_base); + printk(KERN_INFO PFX "Serial port 2 at 0x%x\n", sio->sp2_base); pci_read_config_dword (pdev, SIO_PPBAR, &sio->pp_base); sio->pp_base &= ~1; - printk (KERN_INFO "SuperIO: Parallel port at 0x%x\n", sio->pp_base); + printk(KERN_INFO PFX "Parallel port at 0x%x\n", sio->pp_base); pci_read_config_dword (pdev, SIO_FDCBAR, &sio->fdc_base); sio->fdc_base &= ~1; - printk (KERN_INFO "SuperIO: Floppy controller at 0x%x\n", sio->fdc_base); + printk(KERN_INFO PFX "Floppy controller at 0x%x\n", sio->fdc_base); pci_read_config_dword (pdev, SIO_ACPIBAR, &sio->acpi_base); sio->acpi_base &= ~1; - printk (KERN_INFO "SuperIO: ACPI at 0x%x\n", sio->acpi_base); + printk(KERN_INFO PFX "ACPI at 0x%x\n", sio->acpi_base); request_region (IC_PIC1, 0x1f, "pic1"); request_region (IC_PIC2, 0x1f, "pic2"); request_region (sio->acpi_base, 0x1f, "acpi"); /* Enable the legacy I/O function */ - pci_read_config_word (pdev, PCI_COMMAND, &word); + pci_read_config_word (pdev, PCI_COMMAND, &word); word |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY | PCI_COMMAND_IO; pci_write_config_word (pdev, PCI_COMMAND, word); pci_set_master (pdev); - pci_enable_device(pdev); + ret = pci_enable_device(pdev); + BUG_ON(ret < 0); /* not too much we can do about this... */ /* * Next project is programming the onboard interrupt controllers. @@ -263,14 +270,14 @@ superio_init(struct pci_dev *pcidev) /* Setup USB power regulation */ outb(1, sio->acpi_base + USB_REG_CR); if (inb(sio->acpi_base + USB_REG_CR) & 1) - printk(KERN_INFO "SuperIO: USB regulator enabled\n"); + printk(KERN_INFO PFX "USB regulator enabled\n"); else - printk(KERN_ERR "USB regulator not initialized!\n"); + printk(KERN_ERR PFX "USB regulator not initialized!\n"); - if (request_irq(pdev->irq, superio_interrupt, SA_INTERRUPT, - "SuperIO", (void *)sio)) { + if (request_irq(pdev->irq, superio_interrupt, IRQF_DISABLED, + SUPERIO, (void *)sio)) { - printk(KERN_ERR "SuperIO: could not get irq\n"); + printk(KERN_ERR PFX "could not get irq\n"); BUG(); return; } @@ -284,7 +291,7 @@ static void superio_disable_irq(unsigned int irq) u8 r8; if ((irq < 1) || (irq == 2) || (irq > 7)) { - printk(KERN_ERR "SuperIO: Illegal irq number.\n"); + printk(KERN_ERR PFX "Illegal irq number.\n"); BUG(); return; } @@ -301,7 +308,7 @@ static void superio_enable_irq(unsigned int irq) u8 r8; if ((irq < 1) || (irq == 2) || (irq > 7)) { - printk(KERN_ERR "SuperIO: Illegal irq number (%d).\n", irq); + printk(KERN_ERR PFX "Illegal irq number (%d).\n", irq); BUG(); return; } @@ -319,7 +326,7 @@ static unsigned int superio_startup_irq(unsigned int irq) } static struct hw_interrupt_type superio_interrupt_type = { - .typename = "SuperIO", + .typename = SUPERIO, .startup = superio_startup_irq, .shutdown = superio_disable_irq, .enable = superio_enable_irq, @@ -356,7 +363,9 @@ int superio_fixup_irq(struct pci_dev *pcidev) #endif for (i = 0; i < 16; i++) { - irq_desc[i].handler = &superio_interrupt_type; + struct irq_desc *desc = irq_to_desc(i); + + desc->chip = &superio_interrupt_type; } /* @@ -385,50 +394,41 @@ int superio_fixup_irq(struct pci_dev *pcidev) return local_irq; } -static struct uart_port serial[] = { - { - .iotype = UPIO_PORT, - .line = 0, - .type = PORT_16550A, - .uartclk = 115200*16, - .fifosize = 16, - }, - { - .iotype = UPIO_PORT, - .line = 1, - .type = PORT_16550A, - .uartclk = 115200*16, - .fifosize = 16, - } -}; - -static void __devinit superio_serial_init(void) +static void __init superio_serial_init(void) { #ifdef CONFIG_SERIAL_8250 int retval; - - serial[0].iobase = sio_dev.sp1_base; - serial[0].irq = SP1_IRQ; - spin_lock_init(&serial[0].lock); - - retval = early_serial_setup(&serial[0]); + struct uart_port serial_port; + + memset(&serial_port, 0, sizeof(serial_port)); + serial_port.iotype = UPIO_PORT; + serial_port.type = PORT_16550A; + serial_port.uartclk = 115200*16; + serial_port.fifosize = 16; + spin_lock_init(&serial_port.lock); + + /* serial port #1 */ + serial_port.iobase = sio_dev.sp1_base; + serial_port.irq = SP1_IRQ; + serial_port.line = 0; + retval = early_serial_setup(&serial_port); if (retval < 0) { - printk(KERN_WARNING "SuperIO: Register Serial #0 failed.\n"); + printk(KERN_WARNING PFX "Register Serial #0 failed.\n"); return; } - serial[1].iobase = sio_dev.sp2_base; - serial[1].irq = SP2_IRQ; - spin_lock_init(&serial[1].lock); - retval = early_serial_setup(&serial[1]); - + /* serial port #2 */ + serial_port.iobase = sio_dev.sp2_base; + serial_port.irq = SP2_IRQ; + serial_port.line = 1; + retval = early_serial_setup(&serial_port); if (retval < 0) - printk(KERN_WARNING "SuperIO: Register Serial #1 failed.\n"); + printk(KERN_WARNING PFX "Register Serial #1 failed.\n"); #endif /* CONFIG_SERIAL_8250 */ } -static void __devinit superio_parport_init(void) +static void __init superio_parport_init(void) { #ifdef CONFIG_PARPORT_PC if (!parport_pc_probe_port(sio_dev.pp_base, @@ -437,7 +437,7 @@ static void __devinit superio_parport_init(void) PARPORT_DMA_NONE /* dma */, NULL /*struct pci_dev* */) ) - printk(KERN_WARNING "SuperIO: Probing parallel port failed.\n"); + printk(KERN_WARNING PFX "Probing parallel port failed.\n"); #endif /* CONFIG_PARPORT_PC */ } @@ -455,7 +455,7 @@ static void superio_fixup_pci(struct pci_dev *pdev) DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87415, superio_fixup_pci); -static int __devinit +static int __init superio_probe(struct pci_dev *dev, const struct pci_device_id *id) { struct superio_device *sio = &sio_dev; @@ -471,8 +471,7 @@ superio_probe(struct pci_dev *dev, const struct pci_device_id *id) dev->subsystem_vendor, dev->subsystem_device, dev->class); - if (!sio->suckyio_irq_enabled) - BUG(); /* Enabled by PCI_FIXUP_FINAL */ + BUG_ON(!sio->suckyio_irq_enabled); /* Enabled by PCI_FIXUP_FINAL */ if (dev->device == PCI_DEVICE_ID_NS_87560_LIO) { /* Function 1 */ superio_parport_init(); @@ -491,7 +490,7 @@ superio_probe(struct pci_dev *dev, const struct pci_device_id *id) return -ENODEV; } -static struct pci_device_id superio_tbl[] = { +static const struct pci_device_id superio_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87560_LIO) }, { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87560_USB) }, { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_87415) }, @@ -499,7 +498,7 @@ static struct pci_device_id superio_tbl[] = { }; static struct pci_driver superio_driver = { - .name = "SuperIO", + .name = SUPERIO, .id_table = superio_tbl, .probe = superio_probe, };