lkml.org 
[lkml]   [2012]   [Dec]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 188/241] sky2: Fix for interrupt handler
Date
3.5.7.2 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Mirko Lindner <mlindner@marvell.com>

commit d663d181b9e92d80c2455e460e932d34e7a2a7ae upstream.

Re-enable interrupts if it is not our interrupt

Signed-off-by: Mirko Lindner <mlindner@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com>
---
drivers/net/ethernet/marvell/sky2.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
index 28a5445..05c2cac 100644
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -3079,8 +3079,10 @@ static irqreturn_t sky2_intr(int irq, void *dev_id)

/* Reading this mask interrupts as side effect */
status = sky2_read32(hw, B0_Y2_SP_ISRC2);
- if (status == 0 || status == ~0)
+ if (status == 0 || status == ~0) {
+ sky2_write32(hw, B0_Y2_SP_ICR, 2);
return IRQ_NONE;
+ }

prefetch(&hw->st_le[hw->st_idx]);

--
1.7.9.5


\
 
 \ /
  Last update: 2012-12-13 16:01    [W:0.596 / U:3.072 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site