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| author |   David S. Miller <davem@davemloft.net> | 2009-01-08 11:05:59 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-01-08 11:05:59 -0800 |
| commit | 7f46b1343f723f98634a5dcee47856b2000079ed (patch) | |
| tree | ed22b6298c8dd2f687890a0d79abcd1d273b5f81 /drivers/pci/msi.c | |
| parent | r6040: bump release number to 0.20 (diff) | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6 (diff) | |
| download | linux-dev-7f46b1343f723f98634a5dcee47856b2000079ed.tar.xz linux-dev-7f46b1343f723f98634a5dcee47856b2000079ed.zip | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/pci/msi.c')
| -rw-r--r-- | drivers/pci/msi.c | 31 |
1 files changed, 11 insertions, 20 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 11a51f8ed3b3..b4a90badd0a6 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -776,28 +776,19 @@ void pci_no_msi(void) pci_msi_enable = 0; } -void pci_msi_init_pci_dev(struct pci_dev *dev) -{ - INIT_LIST_HEAD(&dev->msi_list); -} - -#ifdef CONFIG_ACPI -#include <linux/acpi.h> -#include <linux/pci-acpi.h> -static void __devinit msi_acpi_init(void) +/** + * pci_msi_enabled - is MSI enabled? + * + * Returns true if MSI has not been disabled by the command-line option + * pci=nomsi. + **/ +int pci_msi_enabled(void) { - if (acpi_pci_disabled) - return; - pci_osc_support_set(OSC_MSI_SUPPORT); - pcie_osc_support_set(OSC_MSI_SUPPORT); + return pci_msi_enable; } -#else -static inline void msi_acpi_init(void) { } -#endif /* CONFIG_ACPI */ +EXPORT_SYMBOL(pci_msi_enabled); -void __devinit msi_init(void) +void pci_msi_init_pci_dev(struct pci_dev *dev) { - if (!pci_msi_enable) - return; - msi_acpi_init(); + INIT_LIST_HEAD(&dev->msi_list); } |