Merge branch 'drm-forlinus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied...

[pandora-kernel.git] / arch / i386 / pci / irq.c

diff --git a/arch/i386/pci/irq.c b/arch/i386/pci/irq.c
index cddafe3..e715aa9 100644 (file)
--- a/arch/i386/pci/irq.c
+++ b/arch/i386/pci/irq.c
@@ -78,7 +78,7 @@ static inline struct irq_routing_table * pirq_check_routing_table(u8 *addr)
        for (i=0; i < rt->size; i++)
                sum += addr[i];
        if (!sum) {
-               DBG("PCI: Interrupt Routing Table found at 0x%p\n", rt);
+               DBG(KERN_DEBUG "PCI: Interrupt Routing Table found at 0x%p\n", rt);
                return rt;
        }
        return NULL;
@@ -128,7 +128,7 @@ static void __init pirq_peer_trick(void)
 #ifdef DEBUG
                {
                        int j;
-                       DBG("%02x:%02x slot=%02x", e->bus, e->devfn/8, e->slot);
+                       DBG(KERN_DEBUG "%02x:%02x slot=%02x", e->bus, e->devfn/8, e->slot);
                        for(j=0; j<4; j++)
                                DBG(" %d:%02x/%04x", j, e->irq[j].link, e->irq[j].bitmap);
                        DBG("\n");
@@ -160,10 +160,10 @@ void eisa_set_level_irq(unsigned int irq)
                return;
 
        eisa_irq_mask |= (1 << irq);
-       printk("PCI: setting IRQ %u as level-triggered\n", irq);
+       printk(KERN_DEBUG "PCI: setting IRQ %u as level-triggered\n", irq);
        val = inb(port);
        if (!(val & mask)) {
-               DBG(" -> edge");
+               DBG(KERN_DEBUG " -> edge");
                outb(val | mask, port);
        }
 }
@@ -547,31 +547,48 @@ static __init int intel_router_probe(struct irq_router *r, struct pci_dev *route
        return 0;
 }
 
-static __init int via_router_probe(struct irq_router *r, struct pci_dev *router, u16 device)
+static __init int via_router_probe(struct irq_router *r,
+                               struct pci_dev *router, u16 device)
 {
        /* FIXME: We should move some of the quirk fixup stuff here */
 
-       if (router->device == PCI_DEVICE_ID_VIA_82C686 &&
-                       device == PCI_DEVICE_ID_VIA_82C586_0) {
-               /* Asus k7m bios wrongly reports 82C686A as 586-compatible */
-               device = PCI_DEVICE_ID_VIA_82C686;
+       /*
+        * work arounds for some buggy BIOSes
+        */
+       if (device == PCI_DEVICE_ID_VIA_82C586_0) {
+               switch(router->device) {
+               case PCI_DEVICE_ID_VIA_82C686:
+                       /*
+                        * Asus k7m bios wrongly reports 82C686A
+                        * as 586-compatible
+                        */
+                       device = PCI_DEVICE_ID_VIA_82C686;
+                       break;
+               case PCI_DEVICE_ID_VIA_8235:
+                       /**
+                        * Asus a7v-x bios wrongly reports 8235
+                        * as 586-compatible
+                        */
+                       device = PCI_DEVICE_ID_VIA_8235;
+                       break;
+               }
        }
 
-       switch(device)
-       {
-               case PCI_DEVICE_ID_VIA_82C586_0:
-                       r->name = "VIA";
-                       r->get = pirq_via586_get;
-                       r->set = pirq_via586_set;
-                       return 1;
-               case PCI_DEVICE_ID_VIA_82C596:
-               case PCI_DEVICE_ID_VIA_82C686:
-               case PCI_DEVICE_ID_VIA_8231:
+       switch(device) {
+       case PCI_DEVICE_ID_VIA_82C586_0:
+               r->name = "VIA";
+               r->get = pirq_via586_get;
+               r->set = pirq_via586_set;
+               return 1;
+       case PCI_DEVICE_ID_VIA_82C596:
+       case PCI_DEVICE_ID_VIA_82C686:
+       case PCI_DEVICE_ID_VIA_8231:
+       case PCI_DEVICE_ID_VIA_8235:
                /* FIXME: add new ones for 8233/5 */
-                       r->name = "VIA";
-                       r->get = pirq_via_get;
-                       r->set = pirq_via_set;
-                       return 1;
+               r->name = "VIA";
+               r->get = pirq_via_get;
+               r->set = pirq_via_set;
+               return 1;
        }
        return 0;
 }
@@ -660,11 +677,11 @@ static __init int ali_router_probe(struct irq_router *r, struct pci_dev *router,
        {
        case PCI_DEVICE_ID_AL_M1533:
        case PCI_DEVICE_ID_AL_M1563:
-               printk("PCI: Using ALI IRQ Router\n");
-                       r->name = "ALI";
-                       r->get = pirq_ali_get;
-                       r->set = pirq_ali_set;
-                       return 1;
+               printk(KERN_DEBUG "PCI: Using ALI IRQ Router\n");
+               r->name = "ALI";
+               r->get = pirq_ali_get;
+               r->set = pirq_ali_set;
+               return 1;
        }
        return 0;
 }
@@ -732,12 +749,13 @@ static void __init pirq_find_router(struct irq_router *r)
        r->get = NULL;
        r->set = NULL;
        
-       DBG("PCI: Attempting to find IRQ router for %04x:%04x\n",
+       DBG(KERN_DEBUG "PCI: Attempting to find IRQ router for %04x:%04x\n",
            rt->rtr_vendor, rt->rtr_device);
 
        pirq_router_dev = pci_find_slot(rt->rtr_bus, rt->rtr_devfn);
        if (!pirq_router_dev) {
-               DBG("PCI: Interrupt router not found at %02x:%02x\n", rt->rtr_bus, rt->rtr_devfn);
+               DBG(KERN_DEBUG "PCI: Interrupt router not found at "
+                       "%02x:%02x\n", rt->rtr_bus, rt->rtr_devfn);
                return;
        }
 
@@ -782,7 +800,7 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
        /* Find IRQ pin */
        pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin);
        if (!pin) {
-               DBG(" -> no interrupt pin\n");
+               DBG(KERN_DEBUG " -> no interrupt pin\n");
                return 0;
        }
        pin = pin - 1;
@@ -792,16 +810,16 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
        if (!pirq_table)
                return 0;
        
-       DBG("IRQ for %s[%c]", pci_name(dev), 'A' + pin);
+       DBG(KERN_DEBUG "IRQ for %s[%c]", pci_name(dev), 'A' + pin);
        info = pirq_get_info(dev);
        if (!info) {
-               DBG(" -> not found in routing table\n");
+               DBG(" -> not found in routing table\n" KERN_DEBUG);
                return 0;
        }
        pirq = info->irq[pin].link;
        mask = info->irq[pin].bitmap;
        if (!pirq) {
-               DBG(" -> not routed\n");
+               DBG(" -> not routed\n" KERN_DEBUG);
                return 0;
        }
        DBG(" -> PIRQ %02x, mask %04x, excl %04x", pirq, mask, pirq_table->exclusive_irqs);
@@ -829,9 +847,12 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign)
         * reported by the device if possible.
         */
        newirq = dev->irq;
-       if (!((1 << newirq) & mask)) {
+       if (newirq && !((1 << newirq) & mask)) {
                if ( pci_probe & PCI_USE_PIRQ_MASK) newirq = 0;
-               else printk(KERN_WARNING "PCI: IRQ %i for device %s doesn't match PIRQ mask - try pci=usepirqmask\n", newirq, pci_name(dev));
+               else printk("\n" KERN_WARNING
+                       "PCI: IRQ %i for device %s doesn't match PIRQ mask "
+                       "- try pci=usepirqmask\n" KERN_DEBUG, newirq,
+                       pci_name(dev));
        }
        if (!newirq && assign) {
                for (i = 0; i < 16; i++) {
@@ -906,14 +927,14 @@ static void __init pcibios_fixup_irqs(void)
        struct pci_dev *dev = NULL;
        u8 pin;
 
-       DBG("PCI: IRQ fixup\n");
+       DBG(KERN_DEBUG "PCI: IRQ fixup\n");
        while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
                /*
                 * If the BIOS has set an out of range IRQ number, just ignore it.
                 * Also keep track of which IRQ's are already in use.
                 */
                if (dev->irq >= 16) {
-                       DBG("%s: ignoring bogus IRQ %d\n", pci_name(dev), dev->irq);
+                       DBG(KERN_DEBUG "%s: ignoring bogus IRQ %d\n", pci_name(dev), dev->irq);
                        dev->irq = 0;
                }
                /* If the IRQ is already assigned to a PCI device, ignore its ISA use penalty */
@@ -1022,7 +1043,7 @@ static struct dmi_system_id __initdata pciirq_dmi_table[] = {
 
 static int __init pcibios_irq_init(void)
 {
-       DBG("PCI: IRQ init\n");
+       DBG(KERN_DEBUG "PCI: IRQ init\n");
 
        if (pcibios_enable_irq || raw_pci_ops == NULL)
                return 0;