From: Roger While <simrw@sim-basis.de>
Date: Mon, 14 Nov 2005 10:50:46 +0000 (+0100)
Subject: [PATCH] prism54 : Remove extraneous udelay/register read
X-Git-Tag: firefly_0821_release~39909^2~4
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=cbf7c42b727826770a44c0a10ef3663da08e64bc;p=firefly-linux-kernel-4.4.55.git

[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: Roger While <simrw@sim-basis.de>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
---

diff --git a/drivers/net/wireless/prism54/isl_38xx.c b/drivers/net/wireless/prism54/isl_38xx.c
index 109a96d90007..23deee69974b 100644
--- a/drivers/net/wireless/prism54/isl_38xx.c
+++ b/drivers/net/wireless/prism54/isl_38xx.c
@@ -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);