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author | Ingo Molnar <mingo@kernel.org> | 2014-01-12 14:12:44 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2014-01-12 14:12:44 +0100 |
commit | dba861461f88c12249ac78fb877866c04f99deb3 (patch) | |
tree | 5812b143581bcc66c7c542f01ba0cb22e489b8e5 /drivers/pci/pci.c | |
parent | 0e6601eee039893a3f6420596ae4588d90d13cbe (diff) | |
parent | 228fdc083b017eaf90e578fa86fb1ecfd5ffae87 (diff) |
Merge branch 'linus' into timers/core
Pick up the latest fixes and refresh the branch.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r-- | drivers/pci/pci.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 33120d15666..07369f32e8b 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -4165,6 +4165,14 @@ int pci_set_vga_state(struct pci_dev *dev, bool decode, return 0; } +bool pci_device_is_present(struct pci_dev *pdev) +{ + u32 v; + + return pci_bus_read_dev_vendor_id(pdev->bus, pdev->devfn, &v, 0); +} +EXPORT_SYMBOL_GPL(pci_device_is_present); + #define RESOURCE_ALIGNMENT_PARAM_SIZE COMMAND_LINE_SIZE static char resource_alignment_param[RESOURCE_ALIGNMENT_PARAM_SIZE] = {0}; static DEFINE_SPINLOCK(resource_alignment_lock); |