From 3b7f817e47bb66ae4d82ed73689a521af70a5410 Mon Sep 17 00:00:00 2001
From: Dmitry Kravkov <dmitry@broadcom.com>
Date: Thu, 31 Mar 2011 17:04:01 -0700
Subject: [PATCH] bnx2x: don't write dcb/llfc fields in STORM memory
We could get hardware attention during DCB/FCoE traffic without this
fix.
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/bnx2x/bnx2x_cmn.h | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/net/bnx2x/bnx2x_cmn.h b/drivers/net/bnx2x/bnx2x_cmn.h
index ef37b98d6146..775fef031ad8 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/bnx2x/bnx2x_cmn.h
@@ -1041,12 +1041,23 @@ static inline void storm_memset_cmng(struct bnx2x *bp,
struct cmng_struct_per_port *cmng,
u8 port)
{
- size_t size = sizeof(struct cmng_struct_per_port);
+ size_t size =
+ sizeof(struct rate_shaping_vars_per_port) +
+ sizeof(struct fairness_vars_per_port) +
+ sizeof(struct safc_struct_per_port) +
+ sizeof(struct pfc_struct_per_port);
u32 addr = BAR_XSTRORM_INTMEM +
XSTORM_CMNG_PER_PORT_VARS_OFFSET(port);
__storm_memset_struct(bp, addr, size, (u32 *)cmng);
+
+ addr += size + 4 /* SKIP DCB+LLFC */;
+ size = sizeof(struct cmng_struct_per_port) -
+ size /* written */ - 4 /*skipped*/;
+
+ __storm_memset_struct(bp, addr, size,
+ (u32 *)(cmng->traffic_type_to_priority_cos));
}
/* HW Lock for shared dual port PHYs */
--
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