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 <zhan...@marvell.com> --- drivers/usb/gadget/mv_udc_core.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/usb/gadget/mv_udc_core.c b/drivers/usb/gadget/mv_udc_core.c index 75db2c3..9e40f89 100644 --- a/drivers/usb/gadget/mv_udc_core.c +++ b/drivers/usb/gadget/mv_udc_core.c @@ -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) -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
