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From: Rob Herring <robh@kernel.org>
To: Zhiqiang Hou <Zhiqiang.Hou@nxp.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	PCI <linux-pci@vger.kernel.org>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Andrew Murray <amurray@thegoodpenguin.co.uk>,
	Jingoo Han <jingoohan1@gmail.com>,
	Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Subject: Re: [PATCHv2] PCI: designware-ep: Fix the Header Type check
Date: Tue, 18 Aug 2020 07:51:56 -0600	[thread overview]
Message-ID: <CAL_Jsq+TG7JD2oWGmOSJqqBQihbHr0C12cteH5EtSRLCj63Nhw@mail.gmail.com> (raw)
In-Reply-To: <20200818092746.24366-1-Zhiqiang.Hou@nxp.com>

On Tue, Aug 18, 2020 at 3:35 AM Zhiqiang Hou <Zhiqiang.Hou@nxp.com> wrote:
>
> From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
>
> The current check will result in the multiple function device
> fails to initialize. So fix the check by masking out the
> multiple function bit.
>
> Fixes: 0b24134f7888 ("PCI: dwc: Add validation that PCIe core is set to correct mode")
> Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
> ---
> V2:
>  - Add marco PCI_HEADER_TYPE_MASK and print the masked value.
>
>  drivers/pci/controller/dwc/pcie-designware-ep.c | 3 ++-
>  include/uapi/linux/pci_regs.h                   | 1 +
>  2 files changed, 3 insertions(+), 1 deletion(-)

Reviewed-by: Rob Herring <robh@kernel.org>

  reply	other threads:[~2020-08-18 13:52 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-18  9:27 [PATCHv2] PCI: designware-ep: Fix the Header Type check Zhiqiang Hou
2020-08-18 13:51 ` Rob Herring [this message]
2020-08-19  4:55   ` Z.q. Hou
2020-09-07  9:28 ` Lorenzo Pieralisi

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