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net: hns: bug fix of ge reset sequence

The bit fileds of PPE reset register are different between HNS v1 and
HNS v2, but the current procedure just only match HNS v1. Here is a
patch to fix it.

Signed-off-by: Kejian Yan <yankejian@huawei.com>
Signed-off-by: Qianqian Xie <xieqianqian@huawei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Qianqian Xie 9 năm trước cách đây
mục cha
commit
0b03fd8528
1 tập tin đã thay đổi với 5 bổ sung1 xóa
  1. 5 1
      drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c

+ 5 - 1
drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c

@@ -271,7 +271,11 @@ static void hns_dsaf_ge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port,
 		}
 	} else {
 		reg_val_1 = 0x15540 << dsaf_dev->reset_offset;
-		reg_val_2 = 0x100 << dsaf_dev->reset_offset;
+
+		if (AE_IS_VER1(dsaf_dev->dsaf_ver))
+			reg_val_2 = 0x100 << dsaf_dev->reset_offset;
+		else
+			reg_val_2 = 0x40 << dsaf_dev->reset_offset;
 
 		if (!dereset) {
 			dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_REQ1_REG,