[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 06/16] Mips/MSI: Save MSI controller in pci sysdata
Save MSI controller in pci sysdata, add arch pcibios_msi_controller() to extract out MSI controller. Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx> --- arch/mips/include/asm/pci.h | 3 +++ arch/mips/pci/pci.c | 9 +++++++++ 2 files changed, 12 insertions(+), 0 deletions(-) diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h index 974b0e3..d7cd850 100644 --- a/arch/mips/include/asm/pci.h +++ b/arch/mips/include/asm/pci.h @@ -43,6 +43,9 @@ struct pci_controller { int iommu; +#ifdef CONFIG_PCI_MSI + struct msi_controller *msi_ctrl; +#endif /* Optional access methods for reading/writing the bus number of the PCI controller */ int (*get_busno)(void); diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index 1bf60b1..7917cba 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -36,6 +36,15 @@ unsigned long PCIBIOS_MIN_MEM; static int pci_initialized; +#ifdef CONFIG_PCI_MSI +struct msi_controller *pcibios_msi_controller(struct pci_bus *bus) +{ + struct pci_controller *ctrl = bus->sysdata; + + return ctrl->msi_ctrl; +} +#endif + /* * We need to avoid collisions with `mirrored' VGA ports * and other strange ISA hardware, so we always want the -- 1.7.1 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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