linux-kernel - Re: [PATCH 4/6] pci: altera: Add Altera PCIe MSI driver

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Date:	Tue, 28 Jul 2015 12:00:19 -0500
From:	Dinh Nguyen <dinh.linux@...il.com>
To:	Ley Foon Tan <lftan@...era.com>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Russell King <linux@....linux.org.uk>,
	Arnd Bergmann <arnd@...db.de>,
	Dinh Nguyen <dinguyen@...nsource.altera.com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Ley Foon Tan <lftan.linux@...il.com>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	linux-pci@...r.kernel.org,
	Linux List <linux-kernel@...r.kernel.org>,
	Rob Herring <robh+dt@...nel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 4/6] pci: altera: Add Altera PCIe MSI driver

On Tue, Jul 28, 2015 at 5:45 AM, Ley Foon Tan <lftan@...era.com> wrote:
> This patch adds Altera PCIe MSI driver. This soft IP supports configurable
> number of vectors, which is a dts parameter.
>
> Signed-off-by: Ley Foon Tan <lftan@...era.com>
> ---
>  drivers/pci/host/Kconfig           |   7 +
>  drivers/pci/host/Makefile          |   1 +
>  drivers/pci/host/pcie-altera-msi.c | 318 +++++++++++++++++++++++++++++++++++++
>  3 files changed, 326 insertions(+)
>  create mode 100644 drivers/pci/host/pcie-altera-msi.c
>
> diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig
> index af19039..a8b87fd 100644
> --- a/drivers/pci/host/Kconfig
> +++ b/drivers/pci/host/Kconfig
> @@ -154,4 +154,11 @@ config PCIE_ALTERA
>           Say Y here if you want to enable PCIe controller support for Altera
>           SoCFPGA family of SoCs.
>
> +config PCIE_ALTERA_MSI
> +       bool "Altera PCIe MSI feature"
> +       depends on PCI_MSI && PCIE_ALTERA
> +       help
> +         Say Y here if you want PCIe MSI support for the Altera SocFPGA SoC.
> +         This MSI driver supports Altera MSI to GIC controller IP.
> +

Couldn't this driver get combined with the pcie-altera driver?

Dinh
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