linux-kernel - [PATCH 4.9 19/63] net: hns: Incorrect offset address used for some registers.

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Date:   Fri, 11 Jan 2019 15:14:22 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Yonglong Liu <liuyonglong@...wei.com>,
        Peng Li <lipeng321@...wei.com>,
        "David S. Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.9 19/63] net: hns: Incorrect offset address used for some registers.

4.9-stable review patch.  If anyone has any objections, please let me know.

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

[ Upstream commit 4e1d4be681b2c26fd874adbf584bf034573ac45d ]

According to the hip06 Datasheet:
1. The offset of INGRESS_SW_VLAN_TAG_DISC should be 0x1A00+4*all_chn_num
2. The offset of INGRESS_IN_DATA_STP_DISC should be 0x1A50+4*all_chn_num

Signed-off-by: Yonglong Liu <liuyonglong@...wei.com>
Signed-off-by: Peng Li <lipeng321@...wei.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
index 8ea3d95fa483..e25206540fd7 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
@@ -2163,9 +2163,9 @@ void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 node_num)
 		DSAF_INODE_LOCAL_ADDR_FALSE_NUM_0_REG + 0x80 * (u64)node_num);
 
 	hw_stats->vlan_drop += dsaf_read_dev(dsaf_dev,
-		DSAF_INODE_SW_VLAN_TAG_DISC_0_REG + 0x80 * (u64)node_num);
+		DSAF_INODE_SW_VLAN_TAG_DISC_0_REG + 4 * (u64)node_num);
 	hw_stats->stp_drop += dsaf_read_dev(dsaf_dev,
-		DSAF_INODE_IN_DATA_STP_DISC_0_REG + 0x80 * (u64)node_num);
+		DSAF_INODE_IN_DATA_STP_DISC_0_REG + 4 * (u64)node_num);
 
 	/* pfc pause frame statistics stored in dsaf inode*/
 	if ((node_num < DSAF_SERVICE_NW_NUM) && !is_ver1) {
-- 
2.19.1