Hi, (it's kinda bad to drop *all* the context from the email) On Mon, Sep 21, 2015 at 03:25:28PM +0100, Felipe Tonello wrote: > Hi all, > > I actually found the problem but can't really understand. The ci_irq() > handler (from core.c) is not been called after a ep_queue() from > f_midi_transmit(). > > Is there any reason for that? maybe the IRQ didn't fire. Now you need to figure out if something is misprogramming chipidea or do you have a silicon bug. > I used mass_storage gadget, made file transfers and others, and the > interrupt handler was been called as expected. look at your SoC's silicon errata document, see if you find something there. -- balbi
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