Hi Frank, On Sun, Apr 16, 2017 at 7:59 PM, Frank Schäfer <fschaefer.oss@xxxxxxxxxxxxxx> wrote: > > Am 15.04.2017 um 20:28 schrieb Anders Eriksson: >> Hi Mauro, >> >> I've two devices using this driver, and whenever I have them both in >> use I eventually (between 10K and 100K secs uptime) i2c write errors >> such as in the log below. If only have one of the devices in use, the >> machine is stable. >> >> The machine never recovers from the error. >> >> All help apreciated. >> -Anders >> >> >> <snip> >> [ 45.616358] br0: port 6(vb-work) entered forwarding state >> [ 45.634769] br0: port 6(vb-work) entered forwarding state >> [ 54.045274] br0: port 5(vb-revproxy) entered forwarding state >> [ 60.645283] br0: port 6(vb-work) entered forwarding state > Did you skip any lines here ? Any usb related messages ? > Nope. It ran without any messages up to 93093 >> [93038.637557] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93038.737581] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) > -5 is -EIO, which means the errors occure at usb level (line 176 in > em28xx-core.c) > However, the actual error returned by usb_control_msg() might be > different, because it is passed through usb_translate_errors(). > > Hth, > Frank > I add linux-usb@ and see who might knwo something. Do you know whom I should contact wrt usb? Br, Anders >> [93038.746399] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93039.247560] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93039.447579] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93039.647559] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93039.847564] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93040.047567] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93040.157570] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93040.165915] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93041.047583] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93041.167571] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93041.175973] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93042.047587] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93042.177582] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93042.185886] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93043.047590] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93043.187592] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93043.195868] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93044.047593] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93044.197589] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93044.205925] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93045.047597] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93045.207593] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93045.215996] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93046.117605] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93046.217617] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93046.226038] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93047.127686] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93048.127607] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93049.127649] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93050.127623] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93051.127653] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93052.127661] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93053.127629] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93054.127676] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93055.127642] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93055.567657] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93055.627642] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93055.635697] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93055.737670] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93055.745838] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93055.767696] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93055.937644] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93055.945765] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93056.357654] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93056.365873] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93056.557660] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93056.565881] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93056.767668] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93056.957643] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93056.965832] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93057.167651] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93057.175940] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93057.367717] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93057.376095] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93057.777671] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93057.877684] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93057.886233] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93057.987666] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93057.996402] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93058.187711] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93058.196628] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93058.787667] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93058.797684] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93058.806676] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93059.007688] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93059.016688] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93059.117682] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93059.126734] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93059.617670] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93059.626716] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93059.787721] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93059.827708] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93059.836680] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93060.027687] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93060.036769] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93060.437671] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93060.446730] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93060.637691] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93060.646762] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93060.787678] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93061.247687] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93061.256728] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93061.457707] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93061.466757] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93061.787676] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93062.067704] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93062.076679] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93062.277708] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93062.286757] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93062.787684] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93062.887741] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93062.896722] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93063.097697] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93063.106681] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93063.707702] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93063.716684] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93063.787713] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93063.917702] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93063.926670] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93064.527694] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93064.536728] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93064.727715] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93064.736761] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93064.787702] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93065.337687] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93065.346584] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93065.547711] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93065.556702] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93065.787716] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93066.157718] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93066.166619] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93066.367727] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93066.376707] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93066.787692] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93066.977718] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93066.986601] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93067.187761] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93067.196740] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93067.787706] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93067.797724] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93067.806628] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93068.007766] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93068.016675] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93068.617717] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93068.626697] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93068.787718] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93068.827782] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93068.836721] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93069.437700] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93069.437758] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93069.537875] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93069.547209] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93069.787818] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93070.137740] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93070.146672] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93070.337717] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93070.346726] i2c i2c-4: cxd2820r: i2c rd failed=-5 reg=10 len=1 >> [93070.567756] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93070.576794] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93070.587886] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93070.767728] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93070.776740] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=00 len=1 >> [93070.787804] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93070.967719] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93070.976604] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=00 len=1 >> [93071.377727] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93071.386766] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93071.577712] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93071.586734] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=00 len=1 >> [93071.797738] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >> [93071.977728] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93071.986610] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=00 len=1 >> [93072.187722] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93072.196762] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=85 len=1 >> [93072.387752] em28174 #0: writing to i2c device at 0xd8 failed (error=-5) >> [93072.396784] i2c i2c-4: cxd2820r: i2c wr failed=-5 reg=00 len=1 >> [93072.807813] em28178 #1: writing to i2c device at 0xc8 failed (error=-5) >
