linux-kernel - RE: [PATCHv7 12/12] misc: pci_endpoint_test: Add driver data for Layerscape PCIe controllers

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Message-ID: <HE1PR0402MB337142281BB4864869D374F084220@HE1PR0402MB3371.eurprd04.prod.outlook.com>
Date:   Sun, 13 Sep 2020 17:24:57 +0000
From:   "Z.q. Hou" <zhiqiang.hou@....com>
To:     Rob Herring <robh@...nel.org>
CC:     "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "M.h. Lian" <minghuan.lian@....com>, Leo Li <leoyang.li@....com>,
        "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        Roy Zang <roy.zang@....com>,
        "andrew.murray@....com" <andrew.murray@....com>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "gustavo.pimentel@...opsys.com" <gustavo.pimentel@...opsys.com>,
        Mingkai Hu <mingkai.hu@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "jingoohan1@...il.com" <jingoohan1@...il.com>,
        "kishon@...com" <kishon@...com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: RE: [PATCHv7 12/12] misc: pci_endpoint_test: Add driver data for
 Layerscape PCIe controllers

Hi Rob,

Thanks a lot for your review and ack!

Regards,
Zhiqiang

> -----Original Message-----
> From: Rob Herring <robh@...nel.org>
> Sent: 2020年9月11日 2:18
> To: Z.q. Hou <zhiqiang.hou@....com>
> Cc: bhelgaas@...gle.com; shawnguo@...nel.org; M.h. Lian
> <minghuan.lian@....com>; Leo Li <leoyang.li@....com>;
> linuxppc-dev@...ts.ozlabs.org; robh+dt@...nel.org;
> linux-arm-kernel@...ts.infradead.org; Roy Zang <roy.zang@....com>;
> andrew.murray@....com; linux-pci@...r.kernel.org;
> lorenzo.pieralisi@....com; gustavo.pimentel@...opsys.com; Mingkai Hu
> <mingkai.hu@....com>; linux-kernel@...r.kernel.org;
> jingoohan1@...il.com; kishon@...com; devicetree@...r.kernel.org
> Subject: Re: [PATCHv7 12/12] misc: pci_endpoint_test: Add driver data for
> Layerscape PCIe controllers
> 
> On Tue, 11 Aug 2020 17:54:41 +0800, Zhiqiang Hou wrote:
> > From: Hou Zhiqiang <Zhiqiang.Hou@....com>
> >
> > The commit 0a121f9bc3f5 ("misc: pci_endpoint_test: Use streaming DMA
> > APIs for buffer allocation") changed to use streaming DMA APIs,
> > however,
> > dma_map_single() might not return a 4KB aligned address, so add the
> > default_data as driver data for Layerscape PCIe controllers to make it
> > 4KB aligned.
> >
> > Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@....com>
> > ---
> > V7:
> >  - New patch.
> >
> >  drivers/misc/pci_endpoint_test.c | 8 ++++++--
> >  1 file changed, 6 insertions(+), 2 deletions(-)
> >
> 
> Acked-by: Rob Herring <robh@...nel.org>