From: David Decotigny <decot@google.com>
To: "David S. Miller" <davem@davemloft.net>,
Joe Perches <joe@perches.com>, Szymon Janc <szymon@janc.net.pl>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: kernel-net-upstream@google.com, Mike Ditto <mditto@google.com>,
David Decotigny <decot@google.com>
Subject: [PATCH 5/6] forcedeth: Add messages to indicate using MSI or MSI-X
Date: Wed, 18 May 2011 17:14:39 -0700 [thread overview]
Message-ID: <1305764080-24853-5-git-send-email-decot@google.com> (raw)
In-Reply-To: <1305764080-24853-1-git-send-email-decot@google.com>
From: Mike Ditto <mditto@google.com>
This adds a few debug messages to indicate whether PCIe interrupts are
signaled with MSI or MSI-X.
Signed-off-by: David Decotigny <decot@google.com>
---
drivers/net/forcedeth.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 17e79de..2712ddc 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -3745,6 +3745,7 @@ static int nv_request_irq(struct net_device *dev, int intr_test)
writel(0, base + NvRegMSIXMap0);
writel(0, base + NvRegMSIXMap1);
}
+ netdev_info(dev, "forcedeth: MSI-X enabled\n");
}
}
if (ret != 0 && np->msi_flags & NV_MSI_CAPABLE) {
@@ -3766,6 +3767,7 @@ static int nv_request_irq(struct net_device *dev, int intr_test)
writel(0, base + NvRegMSIMap1);
/* enable msi vector 0 */
writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask);
+ netdev_info(dev, "forcedeth: MSI enabled\n");
}
}
if (ret != 0) {
--
1.7.3.1
next prev parent reply other threads:[~2011-05-19 0:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-19 0:14 [PATCH 1/6] forcedeth: Improve stats counters David Decotigny
2011-05-19 0:14 ` [PATCH 2/6] forcedeth: new ethtool stat "tx_timeout" to account for tx_timeouts David Decotigny
2011-05-19 0:59 ` Stephen Hemminger
2011-05-19 0:14 ` [PATCH 3/6] forcedeth: allow to silence tx_timeout debug messages David Decotigny
2011-05-19 0:14 ` [PATCH 4/6] forcedeth: Acknowledge only interrupts that are being processed David Decotigny
2011-05-19 1:35 ` Ben Hutchings
2011-05-19 0:14 ` David Decotigny [this message]
2011-05-19 1:34 ` [PATCH 5/6] forcedeth: Add messages to indicate using MSI or MSI-X Ben Hutchings
2011-05-19 0:14 ` [PATCH 6/6] forcedeth: Fix a race during rmmod of forcedeth David Decotigny
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