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[3.5.y.z,extended,stable] Patch "bcma: mips: fix clearing device IRQ" has been added to staging queue

Message ID 1357591070-21611-1-git-send-email-herton.krzesinski@canonical.com
State New
Headers show

Commit Message

Herton Ronaldo Krzesinski Jan. 7, 2013, 8:37 p.m. UTC
This is a note to let you know that I have just added a patch titled

    bcma: mips: fix clearing device IRQ

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Herton

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From 232a280501fe0b11784ae1d8a0976e2b671bd854 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Mon, 10 Dec 2012 07:53:56 +0100
Subject: [PATCH] bcma: mips: fix clearing device IRQ
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

commit cbbc0138efe1dcd5426b8fc5d87741f5057aee72 upstream.

We were using wrong IRQ number so clearing wasn't working at all.
Depending on a platform this could result in a one device having two
interrupts assigned. On BCM4706 this resulted in all IRQs being broken.

Cc: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
---
 drivers/bcma/driver_mips.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--
1.7.9.5
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Patch

diff --git a/drivers/bcma/driver_mips.c b/drivers/bcma/driver_mips.c
index c3e9dff..041fddf 100644
--- a/drivers/bcma/driver_mips.c
+++ b/drivers/bcma/driver_mips.c
@@ -115,7 +115,7 @@  static void bcma_core_mips_set_irq(struct bcma_device *dev, unsigned int irq)
 			    bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) &
 			    ~(1 << irqflag));
 	else
-		bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq), 0);
+		bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(oldirq), 0);

 	/* assign the new one */
 	if (irq == 0) {