netdev - [PATCH 11/22] e1000: Fire a link even interrupt instead of a watchdog at init.

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Message-Id: <20061208230309.30109.51216.stgit@gitlost.site>
Date:	Fri, 08 Dec 2006 15:03:09 -0800
From:	"Kok, Auke" <auke-jan.h.kok@...el.com>
To:	"Garzik, Jeff" <jgarzik@...ox.com>
Cc:	netdev@...r.kernel.org,
	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
	"Kok, Auke" <auke-jan.h.kok@...el.com>,
	"Kok, Auke" <auke@...-projects.org>,
	"Ronciak, John" <john.ronciak@...el.com>
Subject: [PATCH 11/22] e1000: Fire a link even interrupt instead of a watchdog at init.


Instead of calling a watchdog event we let our interrupt handler
cascade a link event. This allows us to spot link up immediately
after _up() without racing against a new watchdog.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@...el.com>
---

 drivers/net/e1000/e1000_main.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 0ebd8e2..c5c764f 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -558,7 +558,8 @@ e1000_up(struct e1000_adapter *adapter)
 
 	clear_bit(__E1000_DOWN, &adapter->flags);
 
-	mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
+	/* fire a link change interrupt to start the watchdog */
+	E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
 	return 0;
 }
 



---
Auke Kok <auke-jan.h.kok@...el.com>
-
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