From 7e8046505c9fda30c3c2a64f1cc84390e2458c54 Mon Sep 17 00:00:00 2001 From: Robert Baldyga Date: Thu, 19 Sep 2013 11:50:20 +0200 Subject: usb: gadget: s3c-hsotg: add DAINT masking In OEPInt/IEPInt interrupts handling added bitwise and of DAINT and DAINTMSK, because we should handle masked interrupts only. Signed-off-by: Robert Baldyga Signed-off-by: Kyungmin Park Signed-off-by: Felipe Balbi --- drivers/usb/gadget/s3c-hsotg.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'drivers/usb') diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c index 30cead1..8d71a9b 100644 --- a/drivers/usb/gadget/s3c-hsotg.c +++ b/drivers/usb/gadget/s3c-hsotg.c @@ -2433,10 +2433,14 @@ irq_retry: if (gintsts & (GINTSTS_OEPInt | GINTSTS_IEPInt)) { u32 daint = readl(hsotg->regs + DAINT); - u32 daint_out = daint >> DAINT_OutEP_SHIFT; - u32 daint_in = daint & ~(daint_out << DAINT_OutEP_SHIFT); + u32 daintmsk = readl(hsotg->regs + DAINTMSK); + u32 daint_out, daint_in; int ep; + daint &= daintmsk; + daint_out = daint >> DAINT_OutEP_SHIFT; + daint_in = daint & ~(daint_out << DAINT_OutEP_SHIFT); + dev_dbg(hsotg->dev, "%s: daint=%08x\n", __func__, daint); for (ep = 0; ep < 15 && daint_out; ep++, daint_out >>= 1) { -- cgit v1.1