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usb: gadget: mv_udc: reduce the delay interval 

There are several places use udelay(LOOPS_USEC) to wait the status to be
changed, but the delay interval is a bit too long, so reduce it to
enhance the performance.

Signed-off-by: Neil Zhang <zhangwm@marvell.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Neil Zhang 2012-07-10 10:07:01 +08:00 committed by Felipe Balbi
parent d9875690d9
commit 9b2035a0b9
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/mv_udc_core.c
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@ -53,7 +53,7 @@
#define READSAFE_TIMEOUT 1000
#define DTD_TIMEOUT 1000
#define LOOPS_USEC_SHIFT 4
#define LOOPS_USEC_SHIFT 1
#define LOOPS_USEC (1 << LOOPS_USEC_SHIFT)
#define LOOPS(timeout) ((timeout) >> LOOPS_USEC_SHIFT)