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Message-ID: <1516344072-109127-4-git-send-email-lipeng321@huawei.com>
Date: Fri, 19 Jan 2018 14:41:11 +0800
From: Peng Li <lipeng321@...wei.com>
To: <davem@...emloft.net>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linuxarm@...wei.com>, <salil.mehta@...wei.com>,
<lipeng321@...wei.com>
Subject: [PATCH V2 net-next 3/4] net: hns3: add ethtool -p support for fiber port
From: Jian Shen <shenjian15@...wei.com>
Add led location support for fiber port. The led will keep blinking
when locating.
Signed-off-by: Jian Shen <shenjian15@...wei.com>
Signed-off-by: Peng Li <lipeng321@...wei.com>
---
drivers/net/ethernet/hisilicon/hns3/hnae3.h | 2 +
drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 12 ++++
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h | 20 +++++++
.../ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 70 ++++++++++++++++++++++
4 files changed, 104 insertions(+)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index d104ce5..fd06bc7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -405,6 +405,8 @@ struct hnae3_ae_ops {
int (*set_channels)(struct hnae3_handle *handle, u32 new_tqps_num);
void (*get_flowctrl_adv)(struct hnae3_handle *handle,
u32 *flowctrl_adv);
+ int (*set_led_id)(struct hnae3_handle *handle,
+ enum ethtool_phys_id_state status);
};
struct hnae3_dcb_ops {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
index 1c8b293..7410205 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
@@ -1084,6 +1084,17 @@ static void hns3_get_regs(struct net_device *netdev,
h->ae_algo->ops->get_regs(h, &cmd->version, data);
}
+static int hns3_set_phys_id(struct net_device *netdev,
+ enum ethtool_phys_id_state state)
+{
+ struct hnae3_handle *h = hns3_get_handle(netdev);
+
+ if (!h->ae_algo || !h->ae_algo->ops || !h->ae_algo->ops->set_led_id)
+ return -EOPNOTSUPP;
+
+ return h->ae_algo->ops->set_led_id(h, state);
+}
+
static const struct ethtool_ops hns3vf_ethtool_ops = {
.get_drvinfo = hns3_get_drvinfo,
.get_ringparam = hns3_get_ringparam,
@@ -1126,6 +1137,7 @@ static const struct ethtool_ops hns3_ethtool_ops = {
.set_coalesce = hns3_set_coalesce,
.get_regs_len = hns3_get_regs_len,
.get_regs = hns3_get_regs,
+ .set_phys_id = hns3_set_phys_id,
};
void hns3_ethtool_set_ops(struct net_device *netdev)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 1cd28e0..122f862 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -227,6 +227,9 @@ enum hclge_opcode_type {
/* Mailbox cmd */
HCLGEVF_OPC_MBX_PF_TO_VF = 0x2000,
+
+ /* Led command */
+ HCLGE_OPC_LED_STATUS_CFG = 0xB000,
};
#define HCLGE_TQP_REG_OFFSET 0x80000
@@ -807,6 +810,23 @@ struct hclge_reset_cmd {
#define HCLGE_NIC_CMQ_DESC_NUM 1024
#define HCLGE_NIC_CMQ_DESC_NUM_S 3
+#define HCLGE_LED_PORT_SPEED_STATE_S 0
+#define HCLGE_LED_PORT_SPEED_STATE_M GENMASK(5, 0)
+#define HCLGE_LED_ACTIVITY_STATE_S 0
+#define HCLGE_LED_ACTIVITY_STATE_M GENMASK(1, 0)
+#define HCLGE_LED_LINK_STATE_S 0
+#define HCLGE_LED_LINK_STATE_M GENMASK(1, 0)
+#define HCLGE_LED_LOCATE_STATE_S 0
+#define HCLGE_LED_LOCATE_STATE_M GENMASK(1, 0)
+
+struct hclge_set_led_state_cmd {
+ u8 port_speed_led_config;
+ u8 link_led_config;
+ u8 activity_led_config;
+ u8 locate_led_config;
+ u8 rsv[20];
+};
+
int hclge_cmd_init(struct hclge_dev *hdev);
static inline void hclge_write_reg(void __iomem *base, u32 reg, u32 value)
{
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 6e64bed..12150f2 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -5819,6 +5819,75 @@ static void hclge_get_regs(struct hnae3_handle *handle, u32 *version,
"Get 64 bit register failed, ret = %d.\n", ret);
}
+static int hclge_set_led_status_sfp(struct hclge_dev *hdev, u8 speed_led_status,
+ u8 act_led_status, u8 link_led_status,
+ u8 locate_led_status)
+{
+ struct hclge_set_led_state_cmd *req;
+ struct hclge_desc desc;
+ int ret;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_LED_STATUS_CFG, false);
+
+ req = (struct hclge_set_led_state_cmd *)desc.data;
+ hnae_set_field(req->port_speed_led_config, HCLGE_LED_PORT_SPEED_STATE_M,
+ HCLGE_LED_PORT_SPEED_STATE_S, speed_led_status);
+ hnae_set_field(req->link_led_config, HCLGE_LED_ACTIVITY_STATE_M,
+ HCLGE_LED_ACTIVITY_STATE_S, act_led_status);
+ hnae_set_field(req->activity_led_config, HCLGE_LED_LINK_STATE_M,
+ HCLGE_LED_LINK_STATE_S, link_led_status);
+ hnae_set_field(req->locate_led_config, HCLGE_LED_LOCATE_STATE_M,
+ HCLGE_LED_LOCATE_STATE_S, locate_led_status);
+
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret)
+ dev_err(&hdev->pdev->dev,
+ "Send set led state cmd error, ret =%d\n", ret);
+
+ return ret;
+}
+
+enum hclge_led_status {
+ HCLGE_LED_OFF,
+ HCLGE_LED_ON,
+ HCLGE_LED_NO_CHANGE = 0xFF,
+};
+
+static int hclge_set_led_id(struct hnae3_handle *handle,
+ enum ethtool_phys_id_state status)
+{
+#define BLINK_FREQUENCY 2
+ struct hclge_vport *vport = hclge_get_vport(handle);
+ struct hclge_dev *hdev = vport->back;
+ struct phy_device *phydev = hdev->hw.mac.phydev;
+ int ret = 0;
+
+ if (phydev || hdev->hw.mac.media_type != HNAE3_MEDIA_TYPE_FIBER)
+ return -EOPNOTSUPP;
+
+ switch (status) {
+ case ETHTOOL_ID_ACTIVE:
+ ret = hclge_set_led_status_sfp(hdev,
+ HCLGE_LED_NO_CHANGE,
+ HCLGE_LED_NO_CHANGE,
+ HCLGE_LED_NO_CHANGE,
+ HCLGE_LED_ON);
+ break;
+ case ETHTOOL_ID_INACTIVE:
+ ret = hclge_set_led_status_sfp(hdev,
+ HCLGE_LED_NO_CHANGE,
+ HCLGE_LED_NO_CHANGE,
+ HCLGE_LED_NO_CHANGE,
+ HCLGE_LED_OFF);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
static const struct hnae3_ae_ops hclge_ops = {
.init_ae_dev = hclge_init_ae_dev,
.uninit_ae_dev = hclge_uninit_ae_dev,
@@ -5872,6 +5941,7 @@ static const struct hnae3_ae_ops hclge_ops = {
.get_flowctrl_adv = hclge_get_flowctrl_adv,
.get_regs_len = hclge_get_regs_len,
.get_regs = hclge_get_regs,
+ .set_led_id = hclge_set_led_id,
};
static struct hnae3_ae_algo ae_algo = {
--
2.9.3
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