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| author | Bjorn Helgaas <bjorn.helgaas@hp.com> | 2008-03-04 19:57:01 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-04-21 06:47:04 +0200 |
| commit | b81d988c04cacb1f7ffb76cbff2d150eb9f02948 (patch) | |
| tree | ade4c270f2479c53d7bd8d35bdda050caaa82cc8 /arch | |
| parent | PCI: add generic pci_enable_resources() (diff) | |
| download | linux-b81d988c04cacb1f7ffb76cbff2d150eb9f02948.tar.xz linux-b81d988c04cacb1f7ffb76cbff2d150eb9f02948.zip | |
PCI: x86: use generic pci_enable_resources()
Use the generic pci_enable_resources() instead of the arch-specific code.
Unlike this arch-specific code, the generic version:
- checks for resource collisions with "!r->parent"
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/pci/common.c | 2 | ||||
| -rw-r--r-- | arch/x86/pci/i386.c | 38 | ||||
| -rw-r--r-- | arch/x86/pci/pci.h | 1 |
3 files changed, 1 insertions, 40 deletions
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index 900e1a78c3e4..75fcc29ecf52 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c @@ -466,7 +466,7 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) { int err; - if ((err = pcibios_enable_resources(dev, mask)) < 0) + if ((err = pci_enable_resources(dev, mask)) < 0) return err; if (!dev->msi_enabled) diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 2ead72363077..94f6c73a53d0 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -241,44 +241,6 @@ void __init pcibios_resource_survey(void) */ fs_initcall(pcibios_assign_resources); -int pcibios_enable_resources(struct pci_dev *dev, int mask) -{ - u16 cmd, old_cmd; - int idx; - struct resource *r; - - pci_read_config_word(dev, PCI_COMMAND, &cmd); - old_cmd = cmd; - for (idx = 0; idx < PCI_NUM_RESOURCES; idx++) { - /* Only set up the requested stuff */ - if (!(mask & (1 << idx))) - continue; - - r = &dev->resource[idx]; - if (!(r->flags & (IORESOURCE_IO | IORESOURCE_MEM))) - continue; - if ((idx == PCI_ROM_RESOURCE) && - (!(r->flags & IORESOURCE_ROM_ENABLE))) - continue; - if (!r->start && r->end) { - printk(KERN_ERR "PCI: Device %s not available " - "because of resource %d collisions\n", - pci_name(dev), idx); - return -EINVAL; - } - if (r->flags & IORESOURCE_IO) - cmd |= PCI_COMMAND_IO; - if (r->flags & IORESOURCE_MEM) - cmd |= PCI_COMMAND_MEMORY; - } - if (cmd != old_cmd) { - printk("PCI: Enabling device %s (%04x -> %04x)\n", - pci_name(dev), old_cmd, cmd); - pci_write_config_word(dev, PCI_COMMAND, cmd); - } - return 0; -} - /* * If we set up a device for bus mastering, we need to check the latency * timer as certain crappy BIOSes forget to set it properly. diff --git a/arch/x86/pci/pci.h b/arch/x86/pci/pci.h index 02b016a98423..c4bddaeff619 100644 --- a/arch/x86/pci/pci.h +++ b/arch/x86/pci/pci.h @@ -42,7 +42,6 @@ enum pci_bf_sort_state { extern unsigned int pcibios_max_latency; void pcibios_resource_survey(void); -int pcibios_enable_resources(struct pci_dev *, int); /* pci-pc.c */ |