From: Bjorn Helgaas <bhelgaas@google.com>
To: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Cc: linux-pci@vger.kernel.org, phil.edworthy@renesas.com,
horms+renesas@verge.net.au
Subject: Re: [PATCH] PCI: rcar: Fix postion of MSI enable bit
Date: Mon, 23 Feb 2015 19:22:36 -0600 [thread overview]
Message-ID: <20150224012236.GA6220@google.com> (raw)
In-Reply-To: <1422853779-14413-1-git-send-email-nobuhiro.iwamatsu.yj@renesas.com>
On Mon, Feb 02, 2015 at 02:09:39PM +0900, Nobuhiro Iwamatsu wrote:
> Position of MSI enable bit is 31bit, not 28bit.
> This fixes position of MSI bit necessary to initialize MSI.
>
> Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Applied to pci/host-rcar for v4.1, thanks!
> ---
> drivers/pci/host/pcie-rcar.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
> index bb36e27..eb12659 100644
> --- a/drivers/pci/host/pcie-rcar.c
> +++ b/drivers/pci/host/pcie-rcar.c
> @@ -505,7 +505,7 @@ static int rcar_pcie_hw_init(struct rcar_pcie *pcie)
>
> /* Enable MSI */
> if (IS_ENABLED(CONFIG_PCI_MSI))
> - rcar_pci_write_reg(pcie, 0x101f0000, PCIEMSITXR);
> + rcar_pci_write_reg(pcie, 0x801f0000, PCIEMSITXR);
>
> /* Finish initialization - establish a PCI Express link */
> rcar_pci_write_reg(pcie, CFINIT, PCIETCTLR);
> --
> 2.1.3
>
next prev parent reply other threads:[~2015-02-24 1:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-02 5:09 [PATCH] PCI: rcar: Fix postion of MSI enable bit Nobuhiro Iwamatsu
2015-02-24 1:22 ` Bjorn Helgaas [this message]
2015-02-24 1:57 ` Simon Horman
[not found] <1422853483-14334-1-git-send-email-nobuhiro.iwamatsu.yj@renesas.com>
2015-02-03 18:46 ` Phil Edworthy
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