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35 lines
963 B
Diff
35 lines
963 B
Diff
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From 6216bc809c5bdd586b14d096fbaf6dc25574b928 Mon Sep 17 00:00:00 2001
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From: Daniel Hellstrom <daniel@gaisler.com>
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Date: Wed, 1 Dec 2010 09:59:14 +0100
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Subject: [PATCH] GRETH: fix opening/closing
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When NAPI is disabled there is no point in having IRQs enabled, TX/RX
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should be off before clearing the TX/RX descriptor rings.
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Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
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---
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drivers/net/greth.c | 4 ++++
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1 files changed, 4 insertions(+), 0 deletions(-)
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--- a/drivers/net/greth.c
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+++ b/drivers/net/greth.c
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@@ -365,6 +365,8 @@ static int greth_open(struct net_device
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dev_dbg(&dev->dev, " starting queue\n");
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netif_start_queue(dev);
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+ GRETH_REGSAVE(greth->regs->status, 0xFF);
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+
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napi_enable(&greth->napi);
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greth_enable_irqs(greth);
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@@ -380,7 +382,9 @@ static int greth_close(struct net_device
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napi_disable(&greth->napi);
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+ greth_disable_irqs(greth);
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greth_disable_tx(greth);
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+ greth_disable_rx(greth);
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netif_stop_queue(dev);
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