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authorMatt Carlson <mcarlson@broadcom.com>2010-06-05 17:24:33 (GMT)
committerDavid S. Miller <davem@davemloft.net>2010-06-07 00:56:00 (GMT)
commit2601d8a0049c8b5d29cd5adb844a305a804e505f (patch)
treeea2ab7f93806fd5e13004b623d3c8c25b51a380b
parentb28f6428af279ffb9e97ee00486a29498b7fcfdc (diff)
downloadlinux-fsl-qoriq-2601d8a0049c8b5d29cd5adb844a305a804e505f.tar.xz
tg3: Off-by-one error in RSS setup
The driver was incorrectly programming the indirection table such that rx traffic intended for the second ring went to the first ring, rx traffic intended for the third ring went to the second ring, etc. This patch changes the code so that rx traffic is diverted to the proper ring. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/tg3.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 86f8798..3dccc58 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -8228,7 +8228,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
for (i = 0; i < TG3_RSS_INDIR_TBL_SIZE; i++) {
int idx = i % sizeof(val);
- ent[idx] = i % (tp->irq_cnt - 1);
+ ent[idx] = (i % (tp->irq_cnt - 1)) + 1;
if (idx == sizeof(val) - 1) {
tw32(reg, val);
reg += 4;