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authorDan Carpenter <dan.carpenter@oracle.com>2016-05-03 10:49:00 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-05-03 14:32:07 -0700
commit973986126a4152ab83d09263a02bf7d2d1bf3b6e (patch)
tree85b7985839de640e8807d0aa6af76906374fef36 /drivers/usb
parent88a0044e6c99a2182e46d56fb8613716b2dc8f3d (diff)
downloadlinux-973986126a4152ab83d09263a02bf7d2d1bf3b6e.tar.gz
usb: dwc3: gadget: fix mask and shift order in DWC3_DCFG_NUMP()
In the original DWC3_DCFG_NUMP() was always zero.  It looks like the
intent was to shift first and then do the mask.

Fixes: 2a58f9c12bb3 ('usb: dwc3: gadget: disable automatic calculation of ACK TP NUMP')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/dwc3/core.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 186a8868829f..7ddf9449a063 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -277,7 +277,7 @@
 #define DWC3_DCFG_FULLSPEED1	(3 << 0)
 
 #define DWC3_DCFG_NUMP_SHIFT	17
-#define DWC3_DCFG_NUMP(n)	(((n) & 0x1f) >> DWC3_DCFG_NUMP_SHIFT)
+#define DWC3_DCFG_NUMP(n)	(((n) >> DWC3_DCFG_NUMP_SHIFT) & 0x1f)
 #define DWC3_DCFG_NUMP_MASK	(0x1f << DWC3_DCFG_NUMP_SHIFT)
 #define DWC3_DCFG_LPM_CAP	(1 << 22)