On Thu, 6 Mar 2014, Jagdish Gedia wrote: > Hi Alan, > > As you have told, i have executed pm_request_resume() function from my > interrupt handler, and it is waking up my USB device. I have > implemented all this functionality in class driver(cdc-acm.c). > but what is happening is after 2-3 times, ausosuspend is getting > disable for my device. I want autosuspend to be enabled for usb device > forever. Do pm_request_resume function causes this behavior?
No. The various versions of pm_runtime_get will cause it, though, if they aren't balanced by some form of pm_runtime_put. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
