From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH v6 1/5] usb: musb: core: Handle Babble condition only in HOST mode Date: Thu, 19 Jun 2014 03:44:42 -0700 Message-ID: <20140619104441.GD29055@atomide.com> References: <1401096012-6895-1-git-send-email-george.cherian@ti.com> <1401096012-6895-2-git-send-email-george.cherian@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1401096012-6895-2-git-send-email-george.cherian@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: George Cherian Cc: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-omap@vger.kernel.org, gregkh@linuxfoundation.org, balbi@ti.com, zonque@gmail.com, b-liu@ti.com List-Id: linux-omap@vger.kernel.org * George Cherian [140526 02:25]: > BABBLE and RESET share the same interrupt. The interrupt > is considered to be RESET if MUSB is in peripheral mode and > as a BABBLE if MUSB is in HOST mode. > > Handle babble condition iff MUSB is in HOST mode. Please get this into mainline kernel for v3.16-rc. Fixes: ca88fc2ef0d7 (usb: musb: add a work_struct to recover from babble errors) Tested-by: Tony Lindgren > Signed-off-by: George Cherian > --- > drivers/usb/musb/musb_core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c > index 3c6043c..0ad9551 100644 > --- a/drivers/usb/musb/musb_core.c > +++ b/drivers/usb/musb/musb_core.c > @@ -849,7 +849,7 @@ b_host: > } > > /* handle babble condition */ > - if (int_usb & MUSB_INTR_BABBLE) > + if (int_usb & MUSB_INTR_BABBLE && is_host_active(musb)) > schedule_work(&musb->recover_work); > > #if 0 > -- > 1.8.3.1 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/