From mboxrd@z Thu Jan 1 00:00:00 1970 From: Salil Mehta Subject: [PATCH V2 net-next 02/10] net: hns3: Set extra mac address of pause param for HW Date: Sat, 29 Sep 2018 15:56:14 +0100 Message-ID: <20180929145622.5448-3-salil.mehta@huawei.com> References: <20180929145622.5448-1-salil.mehta@huawei.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , , , , , , Fuyun Liang To: Return-path: In-Reply-To: <20180929145622.5448-1-salil.mehta@huawei.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Fuyun Liang The extra mac address of pause param is used to do double check for pause frame. This patch set it to HW. If we do not do that, pfc pause frame will be transferred protocol stack when normal flow control mode is enabled. Signed-off-by: Fuyun Liang Signed-off-by: Peng Li Signed-off-by: Salil Mehta --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c | 1 + drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h | 4 ++++ 2 files changed, 5 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c index 00bb39451bc5..ab7280d7f79c 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c @@ -193,6 +193,7 @@ static int hclge_pause_param_cfg(struct hclge_dev *hdev, const u8 *addr, hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PARA, false); ether_addr_copy(pause_param->mac_addr, addr); + ether_addr_copy(pause_param->mac_addr_extra, addr); pause_param->pause_trans_gap = pause_trans_gap; pause_param->pause_trans_time = cpu_to_le16(pause_trans_time); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h index dd4c194747c1..e1568b826aac 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h @@ -106,6 +106,10 @@ struct hclge_cfg_pause_param_cmd { u8 pause_trans_gap; u8 rsvd; __le16 pause_trans_time; + u8 rsvd1[6]; + /* extra mac address to do double check for pause frame */ + u8 mac_addr_extra[ETH_ALEN]; + u16 rsvd2; }; struct hclge_pfc_stats_cmd { -- 2.11.0