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Message-id: <1379584223-15232-5-git-send-email-r.baldyga@samsung.com>
Date: Thu, 19 Sep 2013 11:50:20 +0200
From: Robert Baldyga <r.baldyga@...sung.com>
To: balbi@...com
Cc: gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
linux-kernel@...r.kernel.org, b.zolnierkie@...sung.com,
m.szyprowski@...sung.com, Robert Baldyga <r.baldyga@...sung.com>,
Kyungmin Park <kyungmin.park@...sung.com>
Subject: [PATCH v3 4/7] 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@...sung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>
---
drivers/usb/gadget/s3c-hsotg.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index 3024685d..e32f868 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -2398,10 +2398,14 @@ 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) {
--
1.7.9.5
--
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