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From: Larry Finger <Larry.Finger@lwfinger.net>
To: John Linville <linville@tuxdriver.com>
Cc: htl10@users.sourceforge.net,
	Herton Ronaldo Krzesinski <herton@mandriva.com.br>,
	Pavel Roskin <proski@gnu.org>,
	wireless <linux-wireless@vger.kernel.org>
Subject: [PATCH 1/6] rtl8187: Remove large delays
Date: Fri, 31 Oct 2008 09:52:07 -0700	[thread overview]
Message-ID: <490B37B7.5030009@lwfinger.net> (raw)
In-Reply-To: <49088F7D.8020102@lwfinger.net>

The rtl8187 driver contains 3 sleep statements that are longer than
a second. Testing has shown no bad effects when they are removed.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Tested-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br>
Tested-by: Hin-Tak Leung <htl10@users.sourceforge.net>
---

John,

This is 2.6.29 material.

Larry
---


Index: wireless-testing/drivers/net/wireless/rtl8187_dev.c
===================================================================
--- wireless-testing.orig/drivers/net/wireless/rtl8187_dev.c
+++ wireless-testing/drivers/net/wireless/rtl8187_dev.c
@@ -669,7 +669,7 @@ static int rtl8187b_init_hw(struct ieee8
 	rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x0480);
 	rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, 0x2488);
 	rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, 0x1FFF);
-	msleep(1100);
+	msleep(100);

 	priv->rf->init(dev);

Index: wireless-testing/drivers/net/wireless/rtl8187_rtl8225.c
===================================================================
--- wireless-testing.orig/drivers/net/wireless/rtl8187_rtl8225.c
+++ wireless-testing/drivers/net/wireless/rtl8187_rtl8225.c
@@ -862,10 +862,8 @@ static void rtl8225z2_b_rf_init(struct i
 	rtl8225_write(dev, 0x3, 0x080); msleep(1);
 	rtl8225_write(dev, 0x5, 0x004); msleep(1);
 	rtl8225_write(dev, 0x0, 0x0B7); msleep(1);
-	msleep(3000);

 	rtl8225_write(dev, 0x2, 0xC4D); msleep(1);
-	msleep(2000);

 	rtl8225_write(dev, 0x2, 0x44D); msleep(1);
 	rtl8225_write(dev, 0x0, 0x2BF); msleep(1);







  parent reply	other threads:[~2008-10-31 16:52 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <838057.50079.qm@web23102.mail.ird.yahoo.com>
2008-10-29 16:29 ` [RFC/RFT] rtl8187: Reduce delays to reduce startup time Larry Finger
2008-10-29 18:42   ` Herton Ronaldo Krzesinski
2008-10-29 19:38     ` Hin-Tak Leung
2008-10-30  0:48       ` Larry Finger
2008-10-30  0:49   ` [RFC/RFT PATCH 0/6] " Larry Finger
2008-10-30  0:52   ` [RFC/RFT PATCH 2/6] rtl8187: Remove OFDM delays Larry Finger
2008-10-30  0:53   ` [RFC/RFT PATCH 3/6] rtl8187: Remove CCK delays Larry Finger
2008-10-30  0:54   ` [RFC/RFT PATCH 6/6] rtl8187: Reduce channel switch delay Larry Finger
2008-10-30  0:54   ` [RFC/RFT PATCH 1/6] rtl8187: Remove large delays Larry Finger
2008-10-30  0:54   ` [RFC/RFT PATCH 4/6] rtl8187: Remove msleep calls after calls to rtl8225_write Larry Finger
2008-10-30  0:55   ` [RFC/RFT PATCH 5/6] rtl8187: Remove primitive write delays Larry Finger
2008-10-30 16:51     ` [RFC/RFT] rtl8187: Change TX power settings Larry Finger
2008-10-30 18:52       ` Hin-Tak Leung
2008-10-30 23:42         ` Larry Finger
2008-10-31  3:29       ` Piter PUNK
2008-10-31 16:51   ` [PATCH 0/6] rtl8187: Reduce delays to reduce startup time Larry Finger
2008-10-31 18:03     ` Herton Ronaldo Krzesinski
2008-10-31 16:52   ` Larry Finger [this message]
2008-10-31 16:52   ` [PATCH 2/6] rtl8187: Remove OFDM delays Larry Finger
2008-10-31 16:52   ` [PATCH 3/6] rtl8187: Remove CCK delays Larry Finger
2008-10-31 16:54   ` [PATCH 4/6] rtl8187: Remove msleep calls after calls to rtl8225_write Larry Finger
2008-10-31 16:54   ` [PATCH 5/6] rtl8187: Remove primitive write delays Larry Finger
2008-10-31 16:54   ` [PATCH 6/6] rtl8187: Reduce channel switch delay Larry Finger

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