From mboxrd@z Thu Jan  1 00:00:00 1970
From: greg@kroah.com (Greg KH)
Date: Thu, 8 Jan 2015 21:18:20 -0800
Subject: PCIe recovery mechanism
In-Reply-To: <CAJwzM1=rEDj_0Xo1X=pcrSEihOaEV5uiRVAXF=LrbN7m5ZUbzA@mail.gmail.com>
References: <CAJwzM1=rEDj_0Xo1X=pcrSEihOaEV5uiRVAXF=LrbN7m5ZUbzA@mail.gmail.com>
Message-ID: <20150109051820.GA11564@kroah.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Fri, Jan 09, 2015 at 10:19:15AM +0530, Avinash Patil wrote:
> Hello,
> 
> I was wondering if there is any way to recover from FW crash in case
> of WLAN PCie cards- say we power off card and power on. This would
> enable hotplug to detect it again and driver's probe routine would do
> redownload of FW and device is alive again.

You can't power-down a pci card unless you have special hardware that
controls the power, like a pci hotplug controller.  Those are not very
common.

good luck,

greg k-h