diff options
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) | |||
| 776 | pci_msi_enable = 0; | 776 | pci_msi_enable = 0; |
| 777 | } | 777 | } |
| 778 | 778 | ||
| 779 | void pci_msi_init_pci_dev(struct pci_dev *dev) | 779 | /** |
| 780 | { | 780 | * pci_msi_enabled - is MSI enabled? |
| 781 | INIT_LIST_HEAD(&dev->msi_list); | 781 | * |
| 782 | } | 782 | * Returns true if MSI has not been disabled by the command-line option |
| 783 | 783 | * pci=nomsi. | |
| 784 | #ifdef CONFIG_ACPI | 784 | **/ |
| 785 | #include <linux/acpi.h> | 785 | int pci_msi_enabled(void) |
| 786 | #include <linux/pci-acpi.h> | ||
| 787 | static void __devinit msi_acpi_init(void) | ||
| 788 | { | 786 | { |
| 789 | if (acpi_pci_disabled) | 787 | return pci_msi_enable; |
| 790 | return; | ||
| 791 | pci_osc_support_set(OSC_MSI_SUPPORT); | ||
| 792 | pcie_osc_support_set(OSC_MSI_SUPPORT); | ||
| 793 | } | 788 | } |
| 794 | #else | 789 | EXPORT_SYMBOL(pci_msi_enabled); |
| 795 | static inline void msi_acpi_init(void) { } | ||
| 796 | #endif /* CONFIG_ACPI */ | ||
| 797 | 790 | ||
| 798 | void __devinit msi_init(void) | 791 | void pci_msi_init_pci_dev(struct pci_dev *dev) |
| 799 | { | 792 | { |
| 800 | if (!pci_msi_enable) | 793 | INIT_LIST_HEAD(&dev->msi_list); |
| 801 | return; | ||
| 802 | msi_acpi_init(); | ||
| 803 | } | 794 | } |
