提交 cbf7c42b 编写于 作者: R Roger While 提交者: Jeff Garzik

[PATCH] prism54 : Remove extraneous udelay/register read

In isl_38xx.c
In routine isl38xx_trigger-device

Move unnecessary udelay/register read.
This is only required when hand-compiling the driver and
setting  VERBOSE > SHOW_ERROR_MESSAGES
Signed-off-by: NRoger While <simrw@sim-basis.de>
Signed-off-by: NJeff Garzik <jgarzik@pobox.com>
上级 34454709
......@@ -164,12 +164,12 @@ isl38xx_trigger_device(int asleep, void __iomem *device_base)
/* assert the Wakeup interrupt in the Device Interrupt Register */
isl38xx_w32_flush(device_base, ISL38XX_DEV_INT_WAKEUP,
ISL38XX_DEV_INT_REG);
#if VERBOSE > SHOW_ERROR_MESSAGES
udelay(ISL38XX_WRITEIO_DELAY);
/* perform another read on the Device Status Register */
reg = readl(device_base + ISL38XX_CTRL_STAT_REG);
#if VERBOSE > SHOW_ERROR_MESSAGES
do_gettimeofday(&current_time);
DEBUG(SHOW_TRACING, "%08li.%08li Device register read %08x\n",
current_time.tv_sec, (long)current_time.tv_usec, reg);
......
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