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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 <r.baldyga@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Robert Baldyga 2013-09-19 11:50:20 +02:00 committed by Felipe Balbi
parent afcf4169a4
commit 7e8046505c
1 changed files with 6 additions and 2 deletions
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8
drivers/usb/gadget/s3c-hsotg.c
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@ -2433,10 +2433,14 @@ static irqreturn_t s3c_hsotg_irq(int irq, void *pw)
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) {