* [PATCH 4/6] [BNX2]: Zero out context memory for 5709.
@ 2008-04-30 22:51 Michael Chan
2008-05-02 23:58 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Michael Chan @ 2008-04-30 22:51 UTC (permalink / raw)
To: davem, netdev; +Cc: benli, andy
[BNX2]: Zero out context memory for 5709.
We should zero out the context memory for 5709 before each reset. When
we resume after suspend for example, the memory may not be zero and the
chip may not function correctly.
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
---
drivers/net/bnx2.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index b5560a9..d3d3342 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -2220,6 +2220,11 @@ bnx2_init_5709_context(struct bnx2 *bp)
for (i = 0; i < bp->ctx_pages; i++) {
int j;
+ if (bp->ctx_blk[i])
+ memset(bp->ctx_blk[i], 0, BCM_PAGE_SIZE);
+ else
+ return -ENOMEM;
+
REG_WR(bp, BNX2_CTX_HOST_PAGE_TBL_DATA0,
(bp->ctx_blk_mapping[i] & 0xffffffff) |
BNX2_CTX_HOST_PAGE_TBL_DATA0_VALID);
--
1.5.5.GIT
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 4/6] [BNX2]: Zero out context memory for 5709.
2008-04-30 22:51 [PATCH 4/6] [BNX2]: Zero out context memory for 5709 Michael Chan
@ 2008-05-02 23:58 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2008-05-02 23:58 UTC (permalink / raw)
To: mchan; +Cc: netdev, benli, andy
From: "Michael Chan" <mchan@broadcom.com>
Date: Wed, 30 Apr 2008 15:51:55 -0700
> [BNX2]: Zero out context memory for 5709.
>
> We should zero out the context memory for 5709 before each reset. When
> we resume after suspend for example, the memory may not be zero and the
> chip may not function correctly.
>
> Signed-off-by: Michael Chan <mchan@broadcom.com>
> Signed-off-by: Benjamin Li <benli@broadcom.com>
Applied.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2008-05-02 23:58 ` David Miller
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