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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-21 15:58:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-21 15:58:35 -0700 |
| commit | bda0c0afa7a694bb1459fd023515aca681e4d79a (patch) | |
| tree | cd8b9d9811463de2065cbe79d59689082d6c53cf /arch/parisc | |
| parent | 904e0ab54b7591b9cb01cfc0dbbedcc8bc0d949b (diff) | |
| parent | af40b485ea2d957ae2f237ab0e33539ae8f29562 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6: (42 commits)
PCI: Change PCI subsystem MAINTAINER
PCI: pci-iommu-iotlb-flushing-speedup
PCI: pci_setup_bridge() mustn't be __devinit
PCI: pci_bus_size_cardbus() mustn't be __devinit
PCI: pci_scan_device() mustn't be __devinit
PCI: pci_alloc_child_bus() mustn't be __devinit
PCI: replace remaining __FUNCTION__ occurrences
PCI: Hotplug: fakephp: Return success, not ENODEV, when bus rescan is triggered
PCI: Hotplug: Fix leaks in IBM Hot Plug Controller Driver - ibmphp_init_devno()
PCI: clean up resource alignment management
PCI: aerdrv_acpi.c: remove unneeded NULL check
PCI: Update VIA CX700 quirk
PCI: Expose PCI VPD through sysfs
PCI: iommu: iotlb flushing
PCI: simplify quirk debug output
PCI: iova RB tree setup tweak
PCI: parisc: use generic pci_enable_resources()
PCI: ppc: use generic pci_enable_resources()
PCI: powerpc: use generic pci_enable_resources()
PCI: ia64: use generic pci_enable_resources()
...
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/kernel/pci.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c index 507d0ac99f6..6936386c986 100644 --- a/arch/parisc/kernel/pci.c +++ b/arch/parisc/kernel/pci.c @@ -287,23 +287,15 @@ void pcibios_align_resource(void *data, struct resource *res, */ int pcibios_enable_device(struct pci_dev *dev, int mask) { - u16 cmd; - int idx; + int err; + u16 cmd, old_cmd; - pci_read_config_word(dev, PCI_COMMAND, &cmd); - - for (idx = 0; idx < DEVICE_COUNT_RESOURCE; idx++) { - struct resource *r = &dev->resource[idx]; + err = pci_enable_resources(dev, mask); + if (err < 0) + return err; - /* only setup requested resources */ - if (!(mask & (1<<idx))) - continue; - - if (r->flags & IORESOURCE_IO) - cmd |= PCI_COMMAND_IO; - if (r->flags & IORESOURCE_MEM) - cmd |= PCI_COMMAND_MEMORY; - } + pci_read_config_word(dev, PCI_COMMAND, &cmd); + old_cmd = cmd; cmd |= (PCI_COMMAND_SERR | PCI_COMMAND_PARITY); @@ -312,8 +304,12 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) if (dev->bus->bridge_ctl & PCI_BRIDGE_CTL_FAST_BACK) cmd |= PCI_COMMAND_FAST_BACK; #endif - DBGC("PCIBIOS: Enabling device %s cmd 0x%04x\n", pci_name(dev), cmd); - pci_write_config_word(dev, PCI_COMMAND, cmd); + + if (cmd != old_cmd) { + dev_info(&dev->dev, "enabling SERR and PARITY (%04x -> %04x)\n", + old_cmd, cmd); + pci_write_config_word(dev, PCI_COMMAND, cmd); + } return 0; } |