netdev - [PATCH net] nfp: fix NFP_NET_MAX

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Date: Thu, 11 May 2023 08:50:56 +0200
From: Louis Peens <louis.peens@...igine.com>
To: David Miller <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>
Cc: Simon Horman <simon.horman@...igine.com>,
	netdev@...r.kernel.org,
	stable@...r.kernel.org,
	oss-drivers@...igine.com
Subject: [PATCH net] nfp: fix NFP_NET_MAX_DSCP definition error

From: Huayu Chen <huayu.chen@...igine.com>

The patch corrects the NFP_NET_MAX_DSCP definition in the main.h file.

The incorrect definition result DSCP bits not being mapped properly when
DCB is set. When NFP_NET_MAX_DSCP was defined as 4, the next 60 DSCP
bits failed to be set.

Fixes: 9b7fe8046d74 ("nfp: add DCB IEEE support")
Cc: stable@...r.kernel.org
Signed-off-by: Huayu Chen <huayu.chen@...igine.com>
Acked-by: Simon Horman <simon.horman@...igine.com>
Signed-off-by: Louis Peens <louis.peens@...igine.com>
---
 drivers/net/ethernet/netronome/nfp/nic/main.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/netronome/nfp/nic/main.h b/drivers/net/ethernet/netronome/nfp/nic/main.h
index 094374df42b8..38b8b10b03cd 100644
--- a/drivers/net/ethernet/netronome/nfp/nic/main.h
+++ b/drivers/net/ethernet/netronome/nfp/nic/main.h
@@ -8,7 +8,7 @@
 
 #ifdef CONFIG_DCB
 /* DCB feature definitions */
-#define NFP_NET_MAX_DSCP	4
+#define NFP_NET_MAX_DSCP	64
 #define NFP_NET_MAX_TC		IEEE_8021QAZ_MAX_TCS
 #define NFP_NET_MAX_PRIO	8
 #define NFP_DCB_CFG_STRIDE	256
-- 
2.34.1