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Date: Fri, 19 Jan 2018 14:41:12 +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 4/4] net: hns3: add net status led support for fiber port
From: Jian Shen <shenjian15@...wei.com>
Check the net status per second, include port speed, total rx/tx packets
and link status. Updating the led status for fiber port.
Signed-off-by: Jian Shen <shenjian15@...wei.com>
Signed-off-by: Peng Li <lipeng321@...wei.com>
---
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h | 1 +
.../ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 109 +++++++++++++++++++++
.../ethernet/hisilicon/hns3/hns3pf/hclge_main.h | 3 +
3 files changed, 113 insertions(+)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 122f862..3fd10a6 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -115,6 +115,7 @@ enum hclge_opcode_type {
HCLGE_OPC_QUERY_LINK_STATUS = 0x0307,
HCLGE_OPC_CONFIG_MAX_FRM_SIZE = 0x0308,
HCLGE_OPC_CONFIG_SPEED_DUP = 0x0309,
+ HCLGE_OPC_STATS_MAC_TRAFFIC = 0x0314,
/* MACSEC command */
/* PFC/Pause CMD*/
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 12150f2..32bc6f6 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -39,6 +39,7 @@ static int hclge_set_mta_filter_mode(struct hclge_dev *hdev,
static int hclge_set_mtu(struct hnae3_handle *handle, int new_mtu);
static int hclge_init_vlan_config(struct hclge_dev *hdev);
static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev);
+static int hclge_update_led_status(struct hclge_dev *hdev);
static struct hnae3_ae_algo ae_algo;
@@ -505,6 +506,38 @@ static int hclge_32_bit_update_stats(struct hclge_dev *hdev)
return 0;
}
+static int hclge_mac_get_traffic_stats(struct hclge_dev *hdev)
+{
+ struct hclge_mac_stats *mac_stats = &hdev->hw_stats.mac_stats;
+ struct hclge_desc desc;
+ __le64 *desc_data;
+ int ret;
+
+ /* for fiber port, need to query the total rx/tx packets statstics,
+ * used for data transferring checking.
+ */
+ if (hdev->hw.mac.media_type != HNAE3_MEDIA_TYPE_FIBER)
+ return 0;
+
+ if (test_bit(HCLGE_STATE_STATISTICS_UPDATING, &hdev->state))
+ return 0;
+
+ hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_STATS_MAC_TRAFFIC, true);
+ ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+ if (ret) {
+ dev_err(&hdev->pdev->dev,
+ "Get MAC total pkt stats fail, ret = %d\n", ret);
+
+ return ret;
+ }
+
+ desc_data = (__le64 *)(&desc.data[0]);
+ mac_stats->mac_tx_total_pkt_num += le64_to_cpu(*desc_data++);
+ mac_stats->mac_rx_total_pkt_num += le64_to_cpu(*desc_data);
+
+ return 0;
+}
+
static int hclge_mac_update_stats(struct hclge_dev *hdev)
{
#define HCLGE_MAC_CMD_NUM 21
@@ -2846,13 +2879,20 @@ static void hclge_service_task(struct work_struct *work)
struct hclge_dev *hdev =
container_of(work, struct hclge_dev, service_task);
+ /* The total rx/tx packets statstics are wanted to be updated
+ * per second. Both hclge_update_stats_for_all() and
+ * hclge_mac_get_traffic_stats() can do it.
+ */
if (hdev->hw_stats.stats_timer >= HCLGE_STATS_TIMER_INTERVAL) {
hclge_update_stats_for_all(hdev);
hdev->hw_stats.stats_timer = 0;
+ } else {
+ hclge_mac_get_traffic_stats(hdev);
}
hclge_update_speed_duplex(hdev);
hclge_update_link_status(hdev);
+ hclge_update_led_status(hdev);
hclge_service_complete(hdev);
}
@@ -5888,6 +5928,75 @@ static int hclge_set_led_id(struct hnae3_handle *handle,
return ret;
}
+enum hclge_led_port_speed {
+ HCLGE_SPEED_LED_FOR_1G,
+ HCLGE_SPEED_LED_FOR_10G,
+ HCLGE_SPEED_LED_FOR_25G,
+ HCLGE_SPEED_LED_FOR_40G,
+ HCLGE_SPEED_LED_FOR_50G,
+ HCLGE_SPEED_LED_FOR_100G,
+};
+
+static u8 hclge_led_get_speed_status(u32 speed)
+{
+ u8 speed_led;
+
+ switch (speed) {
+ case HCLGE_MAC_SPEED_1G:
+ speed_led = HCLGE_SPEED_LED_FOR_1G;
+ break;
+ case HCLGE_MAC_SPEED_10G:
+ speed_led = HCLGE_SPEED_LED_FOR_10G;
+ break;
+ case HCLGE_MAC_SPEED_25G:
+ speed_led = HCLGE_SPEED_LED_FOR_25G;
+ break;
+ case HCLGE_MAC_SPEED_40G:
+ speed_led = HCLGE_SPEED_LED_FOR_40G;
+ break;
+ case HCLGE_MAC_SPEED_50G:
+ speed_led = HCLGE_SPEED_LED_FOR_50G;
+ break;
+ case HCLGE_MAC_SPEED_100G:
+ speed_led = HCLGE_SPEED_LED_FOR_100G;
+ break;
+ default:
+ speed_led = HCLGE_LED_NO_CHANGE;
+ }
+
+ return speed_led;
+}
+
+static int hclge_update_led_status(struct hclge_dev *hdev)
+{
+ u8 port_speed_status, link_status, activity_status;
+ u64 rx_pkts, tx_pkts;
+
+ if (hdev->hw.mac.media_type != HNAE3_MEDIA_TYPE_FIBER)
+ return 0;
+
+ port_speed_status = hclge_led_get_speed_status(hdev->hw.mac.speed);
+
+ rx_pkts = hdev->hw_stats.mac_stats.mac_rx_total_pkt_num;
+ tx_pkts = hdev->hw_stats.mac_stats.mac_tx_total_pkt_num;
+ if (rx_pkts != hdev->rx_pkts_for_led ||
+ tx_pkts != hdev->tx_pkts_for_led)
+ activity_status = HCLGE_LED_ON;
+ else
+ activity_status = HCLGE_LED_OFF;
+ hdev->rx_pkts_for_led = rx_pkts;
+ hdev->tx_pkts_for_led = tx_pkts;
+
+ if (hdev->hw.mac.link)
+ link_status = HCLGE_LED_ON;
+ else
+ link_status = HCLGE_LED_OFF;
+
+ return hclge_set_led_status_sfp(hdev, port_speed_status,
+ activity_status, link_status,
+ HCLGE_LED_NO_CHANGE);
+}
+
static const struct hnae3_ae_ops hclge_ops = {
.init_ae_dev = hclge_init_ae_dev,
.uninit_ae_dev = hclge_uninit_ae_dev,
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
index eeb6c8d..d99a76a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
@@ -550,6 +550,9 @@ struct hclge_dev {
bool accept_mta_mc; /* Whether accept mta filter multicast */
struct hclge_vlan_type_cfg vlan_type_cfg;
+
+ u64 rx_pkts_for_led;
+ u64 tx_pkts_for_led;
};
/* VPort level vlan tag configuration for TX direction */
--
2.9.3
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