Re: [PATCH] pci: adding support for PCI_MSI_IRQ_DOMAIN in ARC arch

From: Vineet Gupta
Date: Wed Aug 10 2016 - 17:20:27 EST


On 08/09/2016 08:51 AM, Joao Pinto wrote:
> Due to the added dependency on PCI_MSI_IRQ_DOMAIN for all PCIe RC
> drivers, we were unable to build a RC solution for an ARC platform.
>
> To fix this, this patch adds ARC as a PCI_MSI_IRQ_DOMAIN supportive
> platform and adds the generation of msi.h in the ARC arch.
>
> Signed-off-by: Joao Pinto <jpinto@xxxxxxxxxxxx>

LGTM - Bjorn I presume you will pick this up ?

-Vineet
> ---
> arch/arc/include/asm/Kbuild | 1 +
> drivers/pci/Kconfig | 2 +-
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild
> index 0b10ef2..c332604 100644
> --- a/arch/arc/include/asm/Kbuild
> +++ b/arch/arc/include/asm/Kbuild
> @@ -25,6 +25,7 @@ generic-y += mcs_spinlock.h
> generic-y += mm-arch-hooks.h
> generic-y += mman.h
> generic-y += msgbuf.h
> +generic-y += msi.h
> generic-y += param.h
> generic-y += parport.h
> generic-y += pci.h
> diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
> index 67f9916..6555eb7 100644
> --- a/drivers/pci/Kconfig
> +++ b/drivers/pci/Kconfig
> @@ -25,7 +25,7 @@ config PCI_MSI
> If you don't know what to do here, say Y.
>
> config PCI_MSI_IRQ_DOMAIN
> - def_bool ARM || ARM64 || X86
> + def_bool ARC || ARM || ARM64 || X86
> depends on PCI_MSI
> select GENERIC_MSI_IRQ_DOMAIN
>