linux-kernel - RE: [PATCH v10] PCI: Xilinx-NWL-PCIe: Added support for Xilinx NWL PCIe Host Controller

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Message-ID: <8520D5D51A55D047800579B09414719825866D71@XAP-PVEXMBX01.xlnx.xilinx.com>
Date:	Sat, 28 Nov 2015 09:59:19 +0000
From:	Bharat Kumar Gogada <bharat.kumar.gogada@...inx.com>
To:	Arnd Bergmann <arnd@...db.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
CC:	"robh+dt@...nel.org" <robh+dt@...nel.org>,
	"pawel.moll@....com" <pawel.moll@....com>,
	"mark.rutland@....com" <mark.rutland@....com>,
	"ijc+devicetree@...lion.org.uk" <ijc+devicetree@...lion.org.uk>,
	"galak@...eaurora.org" <galak@...eaurora.org>,
	Michal Simek <michals@...inx.com>,
	Soren Brinkmann <sorenb@...inx.com>,
	"bhelgaas@...gle.com" <bhelgaas@...gle.com>,
	"tinamdar@....com" <tinamdar@....com>,
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	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Ravikiran Gummaluri <rgummal@...inx.com>
Subject: RE: [PATCH v10] PCI: Xilinx-NWL-PCIe: Added support for Xilinx NWL
 PCIe Host Controller

> Subject: Re: [PATCH v10] PCI: Xilinx-NWL-PCIe: Added support for Xilinx NWL
> PCIe Host Controller
> 
> On Friday 27 November 2015 20:32:03 Bharat Kumar Gogada wrote:
> > +       do {
> > +               err = nwl_pcie_link_up(pcie, PHY_RDY_LINKUP);
> > +               if (err != 1) {
> > +                       check_link_up++;
> > +                       if (check_link_up > LINKUP_ITER_CHECK)
> > +                               return -ENODEV;
> > +                       mdelay(1000);
> > +               }
> > +       } while (!err);
> 
> mdelay(1000) is not something anyone should do. Why can't you call a
> sleeping function here?
> 
Agreed will use sleep function, will address it in next patch.

Regards,
Bharat

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