On Fri, Jan 24, 2014 at 2:08 PM, Felipe Balbi <balbi@xxxxxx> wrote: > Hi, > > On Fri, Jan 24, 2014 at 08:47:07AM -0500, Josh Boyer wrote: >> We've had a report [1] of the USB layer throwing out 'unable to find >> transceiver' messages during boot with the 3.14 merge window kernels. >> I've seen this on my personal machine as well and included the dmesg >> section below. This does not happen with the 3.13 kernel. >> >> There are only a handful of files in git that have that error, but I >> haven't seen anything that immediately strikes me as causing this. >> From the dmesg output it looks like it is spit out right before a host >> controller is registered? USB seems to be still working OK in my >> minimal testing, so the error message is confusing. >> >> Thoughts? > > looks like it was caused because of this commit: > > commit 1ae5799ef63176cc75ec10e545cb65f620a82747 > Author: Valentine Barshak <valentine.barshak@xxxxxxxxxxxxxxxxxx> > Date: Wed Dec 4 01:42:22 2013 +0400 > > usb: hcd: Initialize USB phy if needed Yeah, I'm pretty sure my bisect agrees with you. > usb_get_phy_device() will pr_err() when a PHY isn't found. Looks like > that should be pr_debug() since everything still works even without a > PHY. Seems correct. Who should write up the patch? josh -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html