On Mon, Dec 18, 2017 at 04:16:33PM +0100, Greg Kroah-Hartman wrote: > On Mon, Dec 18, 2017 at 08:44:54AM -0600, Bin Liu wrote: > > When babble condition happens, the musb controller might automatically > > turns off VBUS. On DA8xx platform, the controller generates drvvbus > > interrupt for turning off VBUS along with the babble interrupt. > > > > In this case, we should handle the babble interrupt first and recover > > from the babble condition. > > > > This change ignores the drvvbus interrupt if babble interrupt is also > > generated, so the babble recovery routine works properly. > > > > c: stable@xxxxxxxxxxxxxxx # v3.16+ > > Signed-off-by: Bin Liu <b-liu@xxxxxx> > > --- > > drivers/usb/musb/da8xx.c | 10 +++++++++- > > 1 file changed, 9 insertions(+), 1 deletion(-) > > Next time, please give me a hint that this was commit > bd3486ded7a0c313a6575343e6c2b21d14476645 in Linus's tree so I don't have > to dig it out :) I am sorry. I should have checked the format of backport patches first. Regards, -Bin.