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Message-ID: <20190122233938.7188-10-tanhuazhong@huawei.com>
Date: Wed, 23 Jan 2019 07:39:35 +0800
From: Huazhong Tan <tanhuazhong@...wei.com>
To: <davem@...emloft.net>, <eric.dumazet@...il.com>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<huangdaode@...ilicon.com>, <yisen.zhuang@...wei.com>,
<salil.mehta@...wei.com>, <linuxarm@...wei.com>,
Yunsheng Lin <linyunsheng@...wei.com>,
Peng Li <lipeng321@...wei.com>,
Huazhong Tan <tanhuazhong@...wei.com>
Subject: [PATCH V2 net-next 09/12] net: hns3: do not return GE PFC setting err when initializing
From: Yunsheng Lin <linyunsheng@...wei.com>
GE MAC does not support PFC, when driver is initializing and MAC
is in GE Mode, ignore the fw not supported error, otherwise
initialization will fail.
Signed-off-by: Yunsheng Lin <linyunsheng@...wei.com>
Signed-off-by: Peng Li <lipeng321@...wei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@...wei.com>
---
.../hisilicon/hns3/hns3pf/hclge_dcb.c | 6 +++---
.../hisilicon/hns3/hns3pf/hclge_main.c | 2 +-
.../ethernet/hisilicon/hns3/hns3pf/hclge_tm.c | 19 ++++++++++++-------
.../ethernet/hisilicon/hns3/hns3pf/hclge_tm.h | 4 ++--
4 files changed, 18 insertions(+), 13 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
index 5f7ac63707b8..7db491086fea 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c
@@ -166,7 +166,7 @@ static int hclge_map_update(struct hnae3_handle *h)
if (ret)
return ret;
- ret = hclge_pause_setup_hw(hdev);
+ ret = hclge_pause_setup_hw(hdev, false);
if (ret)
return ret;
@@ -313,7 +313,7 @@ static int hclge_ieee_setpfc(struct hnae3_handle *h, struct ieee_pfc *pfc)
hdev->tm_info.hw_pfc_map = pfc_map;
- return hclge_pause_setup_hw(hdev);
+ return hclge_pause_setup_hw(hdev, false);
}
/* DCBX configuration */
@@ -361,7 +361,7 @@ static int hclge_setup_tc(struct hnae3_handle *h, u8 tc, u8 *prio_tc)
hclge_tm_schd_info_update(hdev, tc);
hclge_tm_prio_tc_info_update(hdev, prio_tc);
- ret = hclge_tm_init_hw(hdev);
+ ret = hclge_tm_init_hw(hdev, false);
if (ret)
return ret;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 3ba8de93bc3d..6fb3144eb79d 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -7428,7 +7428,7 @@ static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev)
return ret;
}
- ret = hclge_tm_init_hw(hdev);
+ ret = hclge_tm_init_hw(hdev, true);
if (ret) {
dev_err(&pdev->dev, "tm init hw fail, ret =%d\n", ret);
return ret;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
index d057c9f03175..44316602c2fc 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
@@ -1255,7 +1255,7 @@ static int hclge_tm_bp_setup(struct hclge_dev *hdev)
return ret;
}
-int hclge_pause_setup_hw(struct hclge_dev *hdev)
+int hclge_pause_setup_hw(struct hclge_dev *hdev, bool init)
{
int ret;
@@ -1271,10 +1271,15 @@ int hclge_pause_setup_hw(struct hclge_dev *hdev)
if (!hnae3_dev_dcb_supported(hdev))
return 0;
- /* When MAC is GE Mode, hdev does not support pfc setting */
+ /* GE MAC does not support PFC, when driver is initializing and MAC
+ * is in GE Mode, ignore the error here, otherwise initialization
+ * will fail.
+ */
ret = hclge_pfc_setup_hw(hdev);
- if (ret)
- dev_warn(&hdev->pdev->dev, "set pfc pause failed:%d\n", ret);
+ if (init && ret == -EOPNOTSUPP)
+ dev_warn(&hdev->pdev->dev, "GE MAC does not support pfc\n");
+ else
+ return ret;
return hclge_tm_bp_setup(hdev);
}
@@ -1314,7 +1319,7 @@ void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc)
hclge_tm_schd_info_init(hdev);
}
-int hclge_tm_init_hw(struct hclge_dev *hdev)
+int hclge_tm_init_hw(struct hclge_dev *hdev, bool init)
{
int ret;
@@ -1326,7 +1331,7 @@ int hclge_tm_init_hw(struct hclge_dev *hdev)
if (ret)
return ret;
- ret = hclge_pause_setup_hw(hdev);
+ ret = hclge_pause_setup_hw(hdev, init);
if (ret)
return ret;
@@ -1345,7 +1350,7 @@ int hclge_tm_schd_init(struct hclge_dev *hdev)
if (ret)
return ret;
- return hclge_tm_init_hw(hdev);
+ return hclge_tm_init_hw(hdev, true);
}
int hclge_tm_vport_map_update(struct hclge_dev *hdev)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
index ef3f93b70c22..f60e540c7a62 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
@@ -143,12 +143,12 @@ struct hclge_port_shapping_cmd {
int hclge_tm_schd_init(struct hclge_dev *hdev);
int hclge_tm_vport_map_update(struct hclge_dev *hdev);
-int hclge_pause_setup_hw(struct hclge_dev *hdev);
+int hclge_pause_setup_hw(struct hclge_dev *hdev, bool init);
int hclge_tm_schd_setup_hw(struct hclge_dev *hdev);
void hclge_tm_prio_tc_info_update(struct hclge_dev *hdev, u8 *prio_tc);
void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc);
int hclge_tm_dwrr_cfg(struct hclge_dev *hdev);
-int hclge_tm_init_hw(struct hclge_dev *hdev);
+int hclge_tm_init_hw(struct hclge_dev *hdev, bool init);
int hclge_mac_pause_en_cfg(struct hclge_dev *hdev, bool tx, bool rx);
int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr);
int hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats);
--
2.20.1
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