PCI/MSI: Add weak pcibios_msi_controller()
authorYijing Wang <wangyijing@huawei.com>
Tue, 11 Nov 2014 22:22:45 +0000 (15:22 -0700)
committerBjorn Helgaas <bhelgaas@google.com>
Wed, 12 Nov 2014 14:56:15 +0000 (07:56 -0700)
commit262a2baf9e4a2fcedb6645ca98d77a1c12303a1d
treefdb14cdf9ff08208e1d0af9cd2229cb631f5894c
parentc2791b806988100cc1c047e2b0b5c5d0914aa3b6
PCI/MSI: Add weak pcibios_msi_controller()

Add pcibios_msi_controller() to get the msi_controller associated with a
PCI device.  This is to allow arches to store the msi_controller in the
arch-specific PCI sysdata.

[bhelgaas: changelog, take pci_dev instead of pci_bus]
Suggested-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
drivers/pci/msi.c