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Message-ID: <CAOMZO5AeBSusV=xHgy8KJOb9po9WbS=DkaKXnS8iOpW8t-Y_Fw@mail.gmail.com> Date: Fri, 31 Oct 2014 17:35:41 -0200 From: Fabio Estevam <festevam@...il.com> To: "fugang.duan@...escale.com" <fugang.duan@...escale.com> Cc: "Anson.Huang@...escale.com" <Anson.Huang@...escale.com>, "Frank.Li@...escale.com" <Frank.Li@...escale.com>, Russell King <linux@....linux.org.uk>, Shawn Guo <shawn.guo@...aro.org>, "netdev@...r.kernel.org" <netdev@...r.kernel.org> Subject: Re: suspend/resume broken on 3.18-rc2 Andy, On Thu, Oct 30, 2014 at 1:11 AM, fugang.duan@...escale.com <fugang.duan@...escale.com> wrote: > I tried it yesterday with FEC close, resume cannot back. > I will try it again. We have a regression in 3.18-rc1: if I use the imx6sx-sdb.dtb from 3.17.1 then I get: root@...escale /$ echo enabled > /sys/class/tty/ttymxc0/power/wakeup root@...escale /$ echo mem > /sys/power/state [ 13.883094] PM: Syncing filesystems ... done. [ 13.932184] Freezing user space processes ... (elapsed 0.003 seconds) done. [ 13.942928] Freezing remaining freezable tasks ... (elapsed 0.003 seconds) d. [ 14.014823] PM: suspend of devices complete after 54.572 msecs [ 14.020730] PM: suspend devices took 0.060 seconds [ 14.035241] PM: late suspend of devices complete after 9.545 msecs [ 14.050901] PM: noirq suspend of devices complete after 9.383 msecs [ 14.057626] Disabling non-boot CPUs ... [ 14.071514] PM: noirq resume of devices complete after 8.338 msecs [ 14.085645] PM: early resume of devices complete after 6.417 msecs [ 14.097720] fec 2188000.ethernet eth0: rcv is not +last [ 14.187491] PM: resume of devices complete after 95.494 msecs [ 14.199039] PM: resume devices took 0.100 seconds [ 14.203831] Restarting tasks ... done. [ 15.892318] fec 2188000.ethernet eth0: rcv is not +last [ 15.897688] fec 2188000.ethernet eth0: rcv is not +last [ 15.903010] fec 2188000.ethernet eth0: rcv is not +last [ 15.908326] fec 2188000.ethernet eth0: rcv is not +last [ 15.913635] fec 2188000.ethernet eth0: rcv is not +last [ 15.918945] fec 2188000.ethernet eth0: rcv is not +last So fec suspend/resume is broken for mx6sx. Please take a look at it. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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