From mboxrd@z Thu Jan 1 00:00:00 1970 From: hdegoede@redhat.com (Hans de Goede) Date: Thu, 22 Sep 2016 14:19:00 +0300 Subject: [PATCH v2 2/3] musb: sunxi: Remove custom babble handling In-Reply-To: <20160922111901.15337-1-hdegoede@redhat.com> References: <20160922111901.15337-1-hdegoede@redhat.com> Message-ID: <20160922111901.15337-2-hdegoede@redhat.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The musb-core now a days always treats babble errors in host mode as disconnects, so there is no need for the sunxi specific handling of this anymore. Signed-off-by: Hans de Goede --- Changes in v2: -This is a new patch in v2 of this patch series --- drivers/usb/musb/sunxi.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/drivers/usb/musb/sunxi.c b/drivers/usb/musb/sunxi.c index 1408245..82eba92 100644 --- a/drivers/usb/musb/sunxi.c +++ b/drivers/usb/musb/sunxi.c @@ -186,16 +186,6 @@ static irqreturn_t sunxi_musb_interrupt(int irq, void *__hci) if (musb->int_usb) writeb(musb->int_usb, musb->mregs + SUNXI_MUSB_INTRUSB); - /* - * sunxi musb often signals babble on low / full speed device - * disconnect, without ever raising MUSB_INTR_DISCONNECT, since - * normally babble never happens treat it as disconnect. - */ - if ((musb->int_usb & MUSB_INTR_BABBLE) && is_host_active(musb)) { - musb->int_usb &= ~MUSB_INTR_BABBLE; - musb->int_usb |= MUSB_INTR_DISCONNECT; - } - if ((musb->int_usb & MUSB_INTR_RESET) && !is_host_active(musb)) { /* ep0 FADDR must be 0 when (re)entering peripheral mode */ musb_ep_select(musb->mregs, 0); -- 2.9.3