All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jijie Shao <shaojijie@huawei.com>
To: <yisen.zhuang@huawei.com>, <salil.mehta@huawei.com>,
	<davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
	<pabeni@redhat.com>, <jiri@resnulli.us>, <horms@kernel.org>,
	<rkannoth@marvell.com>
Cc: <shenjian15@huawei.com>, <wangjie125@huawei.com>,
	<liuyonglong@huawei.com>, <shaojijie@huawei.com>,
	<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH V6 net-next 4/4] net: hns3: add support to query scc version by devlink info
Date: Wed, 27 Mar 2024 19:43:30 +0800	[thread overview]
Message-ID: <20240327114330.1826631-5-shaojijie@huawei.com> (raw)
In-Reply-To: <20240327114330.1826631-1-shaojijie@huawei.com>

From: Hao Chen <chenhao418@huawei.com>

Add support to query scc version by devlink info for device V3.

Signed-off-by: Hao Chen <chenhao418@huawei.com>
Signed-off-by: Jijie Shao <shaojijie@huawei.com>
---
 drivers/net/ethernet/hisilicon/hns3/hnae3.h   |  9 ++++
 .../hns3/hns3_common/hclge_comm_cmd.h         |  8 ++++
 .../hisilicon/hns3/hns3pf/hclge_devlink.c     | 44 +++++++++++++++++--
 .../hisilicon/hns3/hns3pf/hclge_devlink.h     |  2 +
 .../hisilicon/hns3/hns3pf/hclge_main.c        | 18 ++++++++
 .../hisilicon/hns3/hns3pf/hclge_main.h        |  1 +
 6 files changed, 79 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index e9266c65b331..7c2c8bea4c06 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -366,6 +366,15 @@ struct hnae3_vector_info {
 #define HNAE3_FW_VERSION_BYTE0_SHIFT	0
 #define HNAE3_FW_VERSION_BYTE0_MASK	GENMASK(7, 0)
 
+#define HNAE3_SCC_VERSION_BYTE3_SHIFT	24
+#define HNAE3_SCC_VERSION_BYTE3_MASK	GENMASK(31, 24)
+#define HNAE3_SCC_VERSION_BYTE2_SHIFT	16
+#define HNAE3_SCC_VERSION_BYTE2_MASK	GENMASK(23, 16)
+#define HNAE3_SCC_VERSION_BYTE1_SHIFT	8
+#define HNAE3_SCC_VERSION_BYTE1_MASK	GENMASK(15, 8)
+#define HNAE3_SCC_VERSION_BYTE0_SHIFT	0
+#define HNAE3_SCC_VERSION_BYTE0_MASK	GENMASK(7, 0)
+
 struct hnae3_ring_chain_node {
 	struct hnae3_ring_chain_node *next;
 	u32 tqp_index;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h
index a2bc5a9adaa3..2c2a2f1e0d7a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_common/hclge_comm_cmd.h
@@ -247,6 +247,9 @@ enum hclge_opcode_type {
 	HCLGE_OPC_QCN_AJUST_INIT	= 0x1A07,
 	HCLGE_OPC_QCN_DFX_CNT_STATUS    = 0x1A08,
 
+	/* SCC commands */
+	HCLGE_OPC_QUERY_SCC_VER		= 0x1A84,
+
 	/* Mailbox command */
 	HCLGEVF_OPC_MBX_PF_TO_VF	= 0x2000,
 	HCLGEVF_OPC_MBX_VF_TO_PF	= 0x2001,
@@ -394,6 +397,11 @@ struct hclge_comm_query_version_cmd {
 	__le32 caps[HCLGE_COMM_QUERY_CAP_LENGTH]; /* capabilities of device */
 };
 
+struct hclge_comm_query_scc_cmd {
+	__le32 scc_version;
+	u8 rsv[20];
+};
+
 #define HCLGE_DESC_DATA_LEN		6
 struct hclge_desc {
 	__le16 opcode;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c
index 9a939c0b217f..a1571c108678 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.c
@@ -5,6 +5,34 @@
 
 #include "hclge_devlink.h"
 
+static int hclge_devlink_scc_info_get(struct devlink *devlink,
+				      struct devlink_info_req *req)
+{
+	struct hclge_devlink_priv *priv = devlink_priv(devlink);
+	char scc_version[HCLGE_DEVLINK_FW_SCC_LEN];
+	struct hclge_dev *hdev = priv->hdev;
+	u32 scc_version_tmp;
+	int ret;
+
+	ret = hclge_query_scc_version(hdev, &scc_version_tmp);
+	if (ret) {
+		dev_err(&hdev->pdev->dev,
+			"failed to get scc version, ret = %d\n", ret);
+		return ret;
+	}
+
+	snprintf(scc_version, sizeof(scc_version), "%lu.%lu.%lu.%lu",
+		 hnae3_get_field(scc_version_tmp, HNAE3_SCC_VERSION_BYTE3_MASK,
+				 HNAE3_FW_VERSION_BYTE3_SHIFT),
+		 hnae3_get_field(scc_version_tmp, HNAE3_SCC_VERSION_BYTE2_MASK,
+				 HNAE3_FW_VERSION_BYTE2_SHIFT),
+		 hnae3_get_field(scc_version_tmp, HNAE3_SCC_VERSION_BYTE1_MASK,
+				 HNAE3_FW_VERSION_BYTE1_SHIFT),
+		 hnae3_get_field(scc_version_tmp, HNAE3_SCC_VERSION_BYTE0_MASK,
+				 HNAE3_FW_VERSION_BYTE0_SHIFT));
+	return devlink_info_version_running_put(req, "fw.scc", scc_version);
+}
+
 static int hclge_devlink_info_get(struct devlink *devlink,
 				  struct devlink_info_req *req,
 				  struct netlink_ext_ack *extack)
@@ -13,6 +41,7 @@ static int hclge_devlink_info_get(struct devlink *devlink,
 	struct hclge_devlink_priv *priv = devlink_priv(devlink);
 	char version_str[HCLGE_DEVLINK_FW_STRING_LEN];
 	struct hclge_dev *hdev = priv->hdev;
+	int ret;
 
 	snprintf(version_str, sizeof(version_str), "%lu.%lu.%lu.%lu",
 		 hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE3_MASK,
@@ -24,9 +53,18 @@ static int hclge_devlink_info_get(struct devlink *devlink,
 		 hnae3_get_field(hdev->fw_version, HNAE3_FW_VERSION_BYTE0_MASK,
 				 HNAE3_FW_VERSION_BYTE0_SHIFT));
 
-	return devlink_info_version_running_put(req,
-						DEVLINK_INFO_VERSION_GENERIC_FW,
-						version_str);
+	ret = devlink_info_version_running_put(req,
+					       DEVLINK_INFO_VERSION_GENERIC_FW,
+					       version_str);
+	if (ret) {
+		dev_err(&hdev->pdev->dev, "failed to set running version of fw\n");
+		return ret;
+	}
+
+	if (hdev->pdev->revision > HNAE3_DEVICE_VERSION_V2)
+		ret = hclge_devlink_scc_info_get(devlink, req);
+
+	return ret;
 }
 
 static int hclge_devlink_reload_down(struct devlink *devlink, bool netns_change,
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.h
index 918be04507a5..148effa5ea89 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_devlink.h
@@ -6,6 +6,8 @@
 
 #include "hclge_main.h"
 
+#define	HCLGE_DEVLINK_FW_SCC_LEN	32
+
 struct hclge_devlink_priv {
 	struct hclge_dev *hdev;
 };
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 9ecc7fc34c5e..4d2fd89bf202 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -10883,6 +10883,24 @@ static u32 hclge_get_fw_version(struct hnae3_handle *handle)
 	return hdev->fw_version;
 }
 
+int hclge_query_scc_version(struct hclge_dev *hdev, u32 *scc_version)
+{
+	struct hclge_comm_query_scc_cmd *resp;
+	struct hclge_desc desc;
+	int ret;
+
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_SCC_VER, 1);
+	resp = (struct hclge_comm_query_scc_cmd *)desc.data;
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret)
+		return ret;
+
+	*scc_version = le32_to_cpu(resp->scc_version);
+
+	return 0;
+}
+
 static void hclge_set_flowctrl_adv(struct hclge_dev *hdev, u32 rx_en, u32 tx_en)
 {
 	struct phy_device *phydev = hdev->hw.mac.phydev;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
index e821dd2f1528..df3c10098349 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
@@ -1169,4 +1169,5 @@ int hclge_enable_vport_vlan_filter(struct hclge_vport *vport, bool request_en);
 int hclge_mac_update_stats(struct hclge_dev *hdev);
 struct hclge_vport *hclge_get_vf_vport(struct hclge_dev *hdev, int vf);
 int hclge_inform_vf_reset(struct hclge_vport *vport, u16 reset_type);
+int hclge_query_scc_version(struct hclge_dev *hdev, u32 *scc_version);
 #endif
-- 
2.30.0


  parent reply	other threads:[~2024-03-27 11:48 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-27 11:43 [PATCH V6 net-next 0/4] Support some features for the HNS3 ethernet driver Jijie Shao
2024-03-27 11:43 ` [PATCH V6 net-next 1/4] net: hns3: add command queue trace for hns3 Jijie Shao
2024-03-27 11:43 ` [PATCH V6 net-next 2/4] net: hns3: move constants from hclge_debugfs.h to hclge_debugfs.c Jijie Shao
2024-03-27 11:43 ` [PATCH V6 net-next 3/4] net: hns3: dump more reg info based on ras mod Jijie Shao
2024-03-29  2:11   ` Jakub Kicinski
2024-03-29 10:34     ` Jijie Shao
2024-03-29 15:15       ` Jakub Kicinski
2024-03-30  2:35         ` Jijie Shao
2024-03-30  2:35           ` Jijie Shao
2024-03-30  2:35           ` Jijie Shao
2024-04-02  3:39           ` Jakub Kicinski
2024-03-27 11:43 ` Jijie Shao [this message]
2024-03-29  2:07   ` [PATCH V6 net-next 4/4] net: hns3: add support to query scc version by devlink info Jakub Kicinski
2024-03-30  2:30     ` Jijie Shao
2024-03-30  2:30       ` Jijie Shao

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240327114330.1826631-5-shaojijie@huawei.com \
    --to=shaojijie@huawei.com \
    --cc=davem@davemloft.net \
    --cc=edumazet@google.com \
    --cc=horms@kernel.org \
    --cc=jiri@resnulli.us \
    --cc=kuba@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=liuyonglong@huawei.com \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    --cc=rkannoth@marvell.com \
    --cc=salil.mehta@huawei.com \
    --cc=shenjian15@huawei.com \
    --cc=wangjie125@huawei.com \
    --cc=yisen.zhuang@huawei.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.