On Thu, Oct 16, 2014 at 02:57:58PM +0200, Marek Szyprowski wrote: > Excessive debug messages might cause timing issues that prevent correct > usb enumeration. This patch hides information about USB bus reset to let > driver enumerate fast enough to avoid making host angry. This fixes > endless enumeration and usb reset loop observed with some Linux hosts. > > Signed-off-by: Marek Szyprowski <m.szyprow...@samsung.com> > --- > drivers/usb/dwc2/gadget.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c > index 119c8a3effc2..8870e38c1d82 100644 > --- a/drivers/usb/dwc2/gadget.c > +++ b/drivers/usb/dwc2/gadget.c > @@ -2333,7 +2333,7 @@ irq_retry: > > u32 usb_status = readl(hsotg->regs + GOTGCTL); > > - dev_info(hsotg->dev, "%s: USBRst\n", __func__); > + dev_dbg(hsotg->dev, "%s: USBRst\n", __func__);
considering this is inside an IRQ handler, I'd rather use dev_vdbg() but no strong feelings: Reviewed-by: Felipe Balbi <ba...@ti.com> -- balbi
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