On Thursday, June 05, 2014 11:46 PM, Lucas Stach wrote:
>
> Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
(+cc Marek Vasut, Richard Zhu, Kishon Vijay Abraham I, Pratyush Anand)
Reviewed-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
However, I want more detailed commit message as possible.
Thank you.
Best regards,
Jingoo Han
> ---
> drivers/pci/msi.c | 3 +++
> include/linux/msi.h | 2 ++
> 2 files changed, 5 insertions(+)
>
> diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
> index 27a7e67ddfe4..c45399d3061a 100644
> --- a/drivers/pci/msi.c
> +++ b/drivers/pci/msi.c
> @@ -68,9 +68,12 @@ int __weak arch_msi_check_device(struct pci_dev *dev, int nvec, int type)
>
> int __weak arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
> {
> + struct msi_chip *chip = dev->bus->msi;
> struct msi_desc *entry;
> int ret;
>
> + if (chip && chip->setup_irqs)
> + return chip->setup_irqs(chip, dev, nvec, type);
> /*
> * If an architecture wants to support multiple MSI, it needs to
> * override arch_setup_msi_irqs()
> diff --git a/include/linux/msi.h b/include/linux/msi.h
> index 92a2f991262a..d813f898194c 100644
> --- a/include/linux/msi.h
> +++ b/include/linux/msi.h
> @@ -75,6 +75,8 @@ struct msi_chip {
>
> int (*setup_irq)(struct msi_chip *chip, struct pci_dev *dev,
> struct msi_desc *desc);
> + int (*setup_irqs)(struct msi_chip *chip, struct pci_dev *dev,
> + int nvec, int type);
> void (*teardown_irq)(struct msi_chip *chip, unsigned int irq);
> int (*check_device)(struct msi_chip *chip, struct pci_dev *dev,
> int nvec, int type);
> --
> 2.0.0.rc2
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