RE: [PATCHv9 00/12] PCI: Recode Mobiveil driver and add PCIe Gen4 driver for NXP Layerscape SoCs

"Z.q. Hou" <zhiqiang.hou@xxxxxxx> · Wed, 20 Nov 2019 10:30:50 +0000

Hi Russell,

> -----Original Message-----
> From: Russell King - ARM Linux admin <linux@xxxxxxxxxxxxxxx>
> Sent: 2019年11月20日 17:57
> To: Z.q. Hou <zhiqiang.hou@xxxxxxx>
> Cc: linux-pci@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx;
> devicetree@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> bhelgaas@xxxxxxxxxx; robh+dt@xxxxxxxxxx; arnd@xxxxxxxx;
> mark.rutland@xxxxxxx; l.subrahmanya@xxxxxxxxxxxxxx;
> shawnguo@xxxxxxxxxx; m.karthikeyan@xxxxxxxxxxxxxx; Leo Li
> <leoyang.li@xxxxxxx>; lorenzo.pieralisi@xxxxxxx;
> catalin.marinas@xxxxxxx; will.deacon@xxxxxxx;
> andrew.murray@xxxxxxx; M.h. Lian <minghuan.lian@xxxxxxx>; Xiaowei
> Bao <xiaowei.bao@xxxxxxx>; Mingkai Hu <mingkai.hu@xxxxxxx>
> Subject: Re: [PATCHv9 00/12] PCI: Recode Mobiveil driver and add PCIe Gen4
> driver for NXP Layerscape SoCs
> 
> On Wed, Nov 20, 2019 at 03:45:17AM +0000, Z.q. Hou wrote:
> > From: Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>
> >
> > This patch set is to recode the Mobiveil driver and add PCIe support
> > for NXP Layerscape series SoCs integrated Mobiveil's PCIe Gen4
> > controller.
> 
> How many PCIe cards have been tested to work/don't work with this?
> 
> I need:
> 
> PCI: mobiveil: ls_pcie_g4: fix SError when accessing config space
> PCI: mobiveil: ls_pcie_g4: add Workaround for A-011451
> PCI: mobiveil: ls_pcie_g4: add Workaround for A-011577
> 
> to successfully boot with a Mellanox card plugged in with a previous revision
> of these patches.
>

Yes, we need to apply these NXP internal maintained workarounds on top of
this series. I only tested Intel e1000e NIC with this patch set + these 3
workarounds.

Thanks,
Zhiqiang

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