lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 10 Nov 2016 12:01:03 +0000 From: Jon Hunter <jonathanh@...dia.com> To: <robert.foss@...labora.com>, <freddy@...x.com.tw>, <Dean_Jenkins@...tor.com>, <Mark_Craske@...tor.com>, <davem@...emloft.net>, <ivecera@...hat.com>, <john.stultz@...aro.org>, <vpalatin@...omium.org>, <stephen@...workplumber.org>, <grundler@...omium.org>, <changchias@...il.com>, <allan@...x.com.tw>, <andrew@...n.ch>, <tremyfr@...il.com>, <colin.king@...onical.com>, <linux-usb@...r.kernel.org>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <vpalatin@...gle.com> Subject: Re: [PATCH v3 3/5] net: asix: Fix AX88772x resume failures Hi Robert, On 29/08/16 14:32, robert.foss@...labora.com wrote: > From: Robert Foss <robert.foss@...labora.com> > > From: Allan Chou <allan@...x.com.tw> > > The change fixes AX88772x resume failure by > - Restore incorrect AX88772A PHY registers when resetting > - Need to stop MAC operation when suspending > - Need to restart MII when restoring PHY > > Signed-off-by: Allan Chou <allan@...x.com.tw> > Signed-off-by: Robert Foss <robert.foss@...labora.com> > Tested-by: Robert Foss <robert.foss@...labora.com> After this commit, I have started seeing the following messages during system suspend on various tegra boards using asix ethernet dongles ... [ 288.667010] PM: Syncing filesystems ... done. [ 288.672223] Freezing user space processes ... (elapsed 0.001 seconds) done. [ 288.680505] Double checking all user space processes after OOM killer disable... (elapsed 0.000 seconds) [ 288.690193] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. [ 288.698987] Suspending console(s) (use no_console_suspend to debug) [ 288.706605] asix 1-1:1.0 eth0: Failed to read reg index 0x0000: -19 [ 288.706613] asix 1-1:1.0 eth0: Error reading Medium Status register: ffffffed [ 288.706621] asix 1-1:1.0 eth0: Failed to write reg index 0x0000: -19 [ 288.706629] asix 1-1:1.0 eth0: Failed to write Medium Mode mode to 0xfeed: ffffffed [ 288.759167] PM: suspend of devices complete after 52.772 msecs Interestingly, it only seems to happen if the ethernet is in a disconnected state when entering suspend. I have not had chance to look at this any further, but wanted to see if you had any thoughts. Cheers Jon -- nvpublic
Powered by blists - more mailing lists