Commit 043f5b75 authored Feb 27, 2015 by Felipe Balbi

usb: musb: cppi41: do not call udelay()



according to comment in code, HS completion
will happen pretty fast, instead of using
udelay(), let's just busy loop and drop a
cpu_relax() where udelay() was.

Signed-off-by: Felipe Balbi <balbi@ti.com>

parent af63429c

drivers/usb/musb/musb_cppi41.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -287,7 +287,7 @@ static void cppi41_dma_callback(void *private_data)
		wait--;
		if (!wait)
		break;
		udelay(1);
		cpu_relax();
		} while (1);
		}
		list_add_tail(&cppi41_channel->tx_check,