linux-kernel - RE: [RESEND v12 4/4] phy: freescale: imx8m-pcie: Add i.MX8MP PCIe PHY support

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Date:   Mon, 19 Dec 2022 03:25:33 +0000
From:   Hongxing Zhu <hongxing.zhu@....com>
To:     Marek Vasut <marex@...x.de>, "vkoul@...nel.org" <vkoul@...nel.org>,
        "a.fatoum@...gutronix.de" <a.fatoum@...gutronix.de>,
        "p.zabel@...gutronix.de" <p.zabel@...gutronix.de>,
        "l.stach@...gutronix.de" <l.stach@...gutronix.de>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "robh@...nel.org" <robh@...nel.org>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "alexander.stein@...tq-group.com" <alexander.stein@...tq-group.com>,
        "richard.leitner@...ux.dev" <richard.leitner@...ux.dev>
CC:     "linux-phy@...ts.infradead.org" <linux-phy@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        dl-linux-imx <linux-imx@....com>
Subject: RE: [RESEND v12 4/4] phy: freescale: imx8m-pcie: Add i.MX8MP PCIe PHY
 support

> -----Original Message-----
> From: Marek Vasut <marex@...x.de>
> Sent: 2022年12月18日 3:47
> To: Hongxing Zhu <hongxing.zhu@....com>; vkoul@...nel.org;
> a.fatoum@...gutronix.de; p.zabel@...gutronix.de; l.stach@...gutronix.de;
> bhelgaas@...gle.com; lorenzo.pieralisi@....com; robh@...nel.org;
> shawnguo@...nel.org; alexander.stein@...tq-group.com;
> richard.leitner@...ux.dev
> Cc: linux-phy@...ts.infradead.org; devicetree@...r.kernel.org;
> linux-pci@...r.kernel.org; linux-arm-kernel@...ts.infradead.org;
> linux-kernel@...r.kernel.org; kernel@...gutronix.de; dl-linux-imx
> <linux-imx@....com>
> Subject: Re: [RESEND v12 4/4] phy: freescale: imx8m-pcie: Add i.MX8MP PCIe
> PHY support
> 
> On 10/13/22 03:47, Richard Zhu wrote:
> 
> Hi,
> 
> [...]
> 
> > @@ -238,6 +251,14 @@ static int imx8_pcie_phy_probe(struct
> platform_device *pdev)
> >   		return PTR_ERR(imx8_phy->reset);
> >   	}
> >
> > +	if (imx8_phy->drvdata->variant == IMX8MP) {
> > +		imx8_phy->perst =
> > +			devm_reset_control_get_exclusive(dev, "perst");
> > +		if (IS_ERR(imx8_phy->perst))
> > +			dev_err_probe(dev, PTR_ERR(imx8_phy->perst),
> 
> I just notice this , are we missing return here ?
> 
> That is ... return dev_err_probe(...) ?

Ooh, it's my fault. Thanks for your reminder.
One return should be here.
-                       dev_err_probe(dev, PTR_ERR(imx8_phy->perst),
+                       return dev_err_probe(dev, PTR_ERR(imx8_phy->perst),
Hi Vinod @vkoul@...nel.org:
Should I re-summit one fix patch?

Best Regards
Richard Zhu

> 
> > +				      "Failed to get PCIE PHY PERST control\n");
> > +	}
> 
> [...]