From: George Cherian Date: Thu, 22 May 2014 04:01:38 +0000 (+0530) Subject: usb: dwc3: dwc3-omap: Disable/Enable only wrapper interrupts in prepare/complete X-Git-Tag: v4.9.8~6150^2~9^2~8 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=02dae36aa649a66c5c6181157ddd806e7b4913fc;p=platform%2Fkernel%2Flinux-rpi3.git usb: dwc3: dwc3-omap: Disable/Enable only wrapper interrupts in prepare/complete The dwc3 wrapper driver should not be fiddling with the core interrupts. Disabling the core interrupts in prepare stops xhci from proper operation. So remove disable/enable of core interrupts from prepare/complete. Signed-off-by: George Cherian Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 737fdbe..07a736a 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -599,7 +599,7 @@ static int dwc3_omap_prepare(struct device *dev) { struct dwc3_omap *omap = dev_get_drvdata(dev); - dwc3_omap_disable_irqs(omap); + dwc3_omap_write_irqmisc_set(omap, 0x00); return 0; } @@ -607,8 +607,19 @@ static int dwc3_omap_prepare(struct device *dev) static void dwc3_omap_complete(struct device *dev) { struct dwc3_omap *omap = dev_get_drvdata(dev); + u32 reg; - dwc3_omap_enable_irqs(omap); + reg = (USBOTGSS_IRQMISC_OEVT | + USBOTGSS_IRQMISC_DRVVBUS_RISE | + USBOTGSS_IRQMISC_CHRGVBUS_RISE | + USBOTGSS_IRQMISC_DISCHRGVBUS_RISE | + USBOTGSS_IRQMISC_IDPULLUP_RISE | + USBOTGSS_IRQMISC_DRVVBUS_FALL | + USBOTGSS_IRQMISC_CHRGVBUS_FALL | + USBOTGSS_IRQMISC_DISCHRGVBUS_FALL | + USBOTGSS_IRQMISC_IDPULLUP_FALL); + + dwc3_omap_write_irqmisc_set(omap, reg); } static int dwc3_omap_suspend(struct device *dev)