From d72ff8fa7f8b344382963721f842256825c4660b Mon Sep 17 00:00:00 2001
From: Mike McCormack <mikem@ring3k.org>
Date: Thu, 13 May 2010 06:12:51 +0000
Subject: [PATCH] sky2: Refactor down/up code out of sky2_restart()
Code to bring down all sky2 interfaces and bring it up
again can be reused in sky2_suspend and sky2_resume.
Factor the code to bring the interfaces down into
sky2_all_down and the up code into sky2_all_up.
Signed-off-by: Mike McCormack <mikem@ring3k.org>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/sky2.c | 26 +++++++++++++++++++-------
1 file changed, 19 insertions(+), 7 deletions(-)
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index f13a45f1db68..cc6f312a412f 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -3312,15 +3312,11 @@ static int sky2_reattach(struct net_device *dev)
return err;
}
-static void sky2_restart(struct work_struct *work)
+static void sky2_all_down(struct sky2_hw *hw)
{
- struct sky2_hw *hw = container_of(work, struct sky2_hw, restart_work);
- u32 imask;
int i;
- rtnl_lock();
-
- imask = sky2_read32(hw, B0_IMSK);
+ sky2_read32(hw, B0_IMSK);
sky2_write32(hw, B0_IMSK, 0);
synchronize_irq(hw->pdev->irq);
napi_disable(&hw->napi);
@@ -3336,8 +3332,12 @@ static void sky2_restart(struct work_struct *work)
netif_tx_disable(dev);
sky2_hw_down(sky2);
}
+}
- sky2_reset(hw);
+static void sky2_all_up(struct sky2_hw *hw)
+{
+ u32 imask = Y2_IS_BASE;
+ int i;
for (i = 0; i < hw->ports; i++) {
struct net_device *dev = hw->dev[i];
@@ -3348,6 +3348,7 @@ static void sky2_restart(struct work_struct *work)
sky2_hw_up(sky2);
sky2_set_multicast(dev);
+ imask |= portirq_msk[i];
netif_wake_queue(dev);
}
@@ -3356,6 +3357,17 @@ static void sky2_restart(struct work_struct *work)
sky2_read32(hw, B0_Y2_SP_LISR);
napi_enable(&hw->napi);
+}
+
+static void sky2_restart(struct work_struct *work)
+{
+ struct sky2_hw *hw = container_of(work, struct sky2_hw, restart_work);
+
+ rtnl_lock();
+
+ sky2_all_down(hw);
+ sky2_reset(hw);
+ sky2_all_up(hw);
rtnl_unlock();
}
--
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