lkml.org 
[lkml]   [2020]   [Jul]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH net-next 1/2] hinic: add support to handle hw abnormal event
Date
add support to handle hw abnormal event such as hardware failure,
cable unplugged,link error

Signed-off-by: Luo bin <luobin9@huawei.com>
---
.../net/ethernet/huawei/hinic/hinic_hw_dev.c | 249 +++++++++++++++++-
.../net/ethernet/huawei/hinic/hinic_hw_dev.h | 144 +++++++++-
.../net/ethernet/huawei/hinic/hinic_hw_mgmt.h | 4 +
.../net/ethernet/huawei/hinic/hinic_main.c | 56 ++++
.../net/ethernet/huawei/hinic/hinic_port.h | 25 ++
5 files changed, 472 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
index 9831c14324e6..b53294d89d78 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
@@ -621,6 +621,231 @@ static void nic_mgmt_msg_handler(void *handle, u8 cmd, void *buf_in,
nic_cb->cb_state &= ~HINIC_CB_RUNNING;
}

+static void hinic_comm_recv_mgmt_self_cmd_reg(struct hinic_pfhwdev *pfhwdev,
+ u8 cmd,
+ comm_mgmt_self_msg_proc proc)
+{
+ u8 cmd_idx;
+
+ cmd_idx = pfhwdev->proc.cmd_num;
+ if (cmd_idx >= HINIC_COMM_SELF_CMD_MAX) {
+ dev_err(&pfhwdev->hwdev.hwif->pdev->dev,
+ "Register recv mgmt process failed, cmd: 0x%x\n", cmd);
+ return;
+ }
+
+ pfhwdev->proc.info[cmd_idx].cmd = cmd;
+ pfhwdev->proc.info[cmd_idx].proc = proc;
+ pfhwdev->proc.cmd_num++;
+}
+
+static void hinic_comm_recv_mgmt_self_cmd_unreg(struct hinic_pfhwdev *pfhwdev,
+ u8 cmd)
+{
+ u8 cmd_idx;
+
+ cmd_idx = pfhwdev->proc.cmd_num;
+ if (cmd_idx >= HINIC_COMM_SELF_CMD_MAX) {
+ dev_err(&pfhwdev->hwdev.hwif->pdev->dev, "Unregister recv mgmt process failed, cmd: 0x%x\n",
+ cmd);
+ return;
+ }
+
+ for (cmd_idx = 0; cmd_idx < HINIC_COMM_SELF_CMD_MAX; cmd_idx++) {
+ if (cmd == pfhwdev->proc.info[cmd_idx].cmd) {
+ pfhwdev->proc.info[cmd_idx].cmd = 0;
+ pfhwdev->proc.info[cmd_idx].proc = NULL;
+ pfhwdev->proc.cmd_num--;
+ }
+ }
+}
+
+static void comm_mgmt_msg_handler(void *handle, u8 cmd, void *buf_in,
+ u16 in_size, void *buf_out, u16 *out_size)
+{
+ struct hinic_pfhwdev *pfhwdev = handle;
+ u8 cmd_idx;
+
+ for (cmd_idx = 0; cmd_idx < pfhwdev->proc.cmd_num; cmd_idx++) {
+ if (cmd == pfhwdev->proc.info[cmd_idx].cmd) {
+ if (!pfhwdev->proc.info[cmd_idx].proc) {
+ dev_warn(&pfhwdev->hwdev.hwif->pdev->dev,
+ "PF recv mgmt comm msg handle null, cmd: 0x%x\n",
+ cmd);
+ } else {
+ pfhwdev->proc.info[cmd_idx].proc
+ (&pfhwdev->hwdev, buf_in, in_size,
+ buf_out, out_size);
+ }
+
+ return;
+ }
+ }
+
+ dev_warn(&pfhwdev->hwdev.hwif->pdev->dev, "Received unknown mgmt cpu event: 0x%x\n",
+ cmd);
+
+ *out_size = 0;
+}
+
+static void chip_fault_show(struct hinic_hwdev *hwdev,
+ struct hinic_fault_event *event)
+{
+ char fault_level[FAULT_TYPE_MAX][FAULT_SHOW_STR_LEN + 1] = {
+ "fatal", "reset", "flr", "general", "suggestion"};
+ char level_str[FAULT_SHOW_STR_LEN + 1] = {0};
+ u8 level;
+
+ level = event->event.chip.err_level;
+ if (level < FAULT_LEVEL_MAX)
+ strncpy(level_str, fault_level[level],
+ FAULT_SHOW_STR_LEN);
+ else
+ strncpy(level_str, "Unknown", FAULT_SHOW_STR_LEN);
+
+ if (level == FAULT_LEVEL_SERIOUS_FLR)
+ dev_err(&hwdev->hwif->pdev->dev, "err_level: %d [%s], flr func_id: %d\n",
+ level, level_str, event->event.chip.func_id);
+
+ dev_err(&hwdev->hwif->pdev->dev, "Module_id: 0x%x, err_type: 0x%x, err_level: %d[%s], err_csr_addr: 0x%08x, err_csr_value: 0x%08x\n",
+ event->event.chip.node_id,
+ event->event.chip.err_type, level, level_str,
+ event->event.chip.err_csr_addr,
+ event->event.chip.err_csr_value);
+}
+
+static void fault_report_show(struct hinic_hwdev *hwdev,
+ struct hinic_fault_event *event)
+{
+ char fault_type[FAULT_TYPE_MAX][FAULT_SHOW_STR_LEN + 1] = {
+ "chip", "ucode", "mem rd timeout", "mem wr timeout",
+ "reg rd timeout", "reg wr timeout", "phy fault"};
+ char type_str[FAULT_SHOW_STR_LEN + 1] = {0};
+
+ dev_err(&hwdev->hwif->pdev->dev, "Fault event report received, func_id: %d\n",
+ HINIC_HWIF_FUNC_IDX(hwdev->hwif));
+
+ if (event->type < FAULT_TYPE_MAX)
+ strncpy(type_str, fault_type[event->type], FAULT_SHOW_STR_LEN);
+ else
+ strncpy(type_str, "Unknown", FAULT_SHOW_STR_LEN);
+
+ dev_err(&hwdev->hwif->pdev->dev, "Fault type: %d [%s]\n", event->type,
+ type_str);
+ dev_err(&hwdev->hwif->pdev->dev, "Fault val[0]: 0x%08x, val[1]: 0x%08x, val[2]: 0x%08x, val[3]: 0x%08x\n",
+ event->event.val[0], event->event.val[1], event->event.val[2],
+ event->event.val[3]);
+
+ switch (event->type) {
+ case FAULT_TYPE_CHIP:
+ chip_fault_show(hwdev, event);
+ break;
+ case FAULT_TYPE_UCODE:
+ dev_err(&hwdev->hwif->pdev->dev, "Cause_id: %d, core_id: %d, c_id: %d, epc: 0x%08x\n",
+ event->event.ucode.cause_id, event->event.ucode.core_id,
+ event->event.ucode.c_id, event->event.ucode.epc);
+ break;
+ case FAULT_TYPE_MEM_RD_TIMEOUT:
+ case FAULT_TYPE_MEM_WR_TIMEOUT:
+ dev_err(&hwdev->hwif->pdev->dev, "Err_csr_ctrl: 0x%08x, err_csr_data: 0x%08x, ctrl_tab: 0x%08x, mem_index: 0x%08x\n",
+ event->event.mem_timeout.err_csr_ctrl,
+ event->event.mem_timeout.err_csr_data,
+ event->event.mem_timeout.ctrl_tab,
+ event->event.mem_timeout.mem_index);
+ break;
+ case FAULT_TYPE_REG_RD_TIMEOUT:
+ case FAULT_TYPE_REG_WR_TIMEOUT:
+ dev_err(&hwdev->hwif->pdev->dev, "Err_csr: 0x%08x\n",
+ event->event.reg_timeout.err_csr);
+ break;
+ case FAULT_TYPE_PHY_FAULT:
+ dev_err(&hwdev->hwif->pdev->dev, "Op_type: %u, port_id: %u, dev_ad: %u, csr_addr: 0x%08x, op_data: 0x%08x\n",
+ event->event.phy_fault.op_type,
+ event->event.phy_fault.port_id,
+ event->event.phy_fault.dev_ad,
+ event->event.phy_fault.csr_addr,
+ event->event.phy_fault.op_data);
+ break;
+ default:
+ break;
+ }
+}
+
+/* pf fault report event */
+static void pf_fault_event_handler(void *hwdev, void *buf_in, u16 in_size,
+ void *buf_out, u16 *out_size)
+{
+ struct hinic_cmd_fault_event *fault_event = buf_in;
+
+ fault_report_show(hwdev, &fault_event->event);
+}
+
+static void mgmt_watchdog_timeout_event_handler(void *dev,
+ void *buf_in, u16 in_size,
+ void *buf_out, u16 *out_size)
+{
+ struct hinic_mgmt_watchdog_info *watchdog_info = NULL;
+ struct hinic_hwdev *hwdev = dev;
+ u32 *dump_addr = NULL;
+ u32 stack_len, i, j;
+ u32 *reg = NULL;
+
+ if (in_size != sizeof(*watchdog_info)) {
+ dev_err(&hwdev->hwif->pdev->dev, "Invalid mgmt watchdog report, length: %d, should be %ld\n",
+ in_size, sizeof(*watchdog_info));
+ return;
+ }
+
+ watchdog_info = buf_in;
+
+ dev_err(&hwdev->hwif->pdev->dev, "Mgmt deadloop time: 0x%x 0x%x, task id: 0x%x, sp: 0x%x\n",
+ watchdog_info->curr_time_h, watchdog_info->curr_time_l,
+ watchdog_info->task_id, watchdog_info->sp);
+ dev_err(&hwdev->hwif->pdev->dev, "Stack current used: 0x%x, peak used: 0x%x, overflow flag: 0x%x, top: 0x%x, bottom: 0x%x\n",
+ watchdog_info->curr_used, watchdog_info->peak_used,
+ watchdog_info->is_overflow, watchdog_info->stack_top,
+ watchdog_info->stack_bottom);
+
+ dev_err(&hwdev->hwif->pdev->dev, "Mgmt pc: 0x%08x, lr: 0x%08x, cpsr:0x%08x\n",
+ watchdog_info->pc, watchdog_info->lr, watchdog_info->cpsr);
+
+ dev_err(&hwdev->hwif->pdev->dev, "Mgmt register info\n");
+
+ for (i = 0; i < 3; i++) {
+ reg = watchdog_info->reg + (u64)(u32)(4 * i);
+ dev_err(&hwdev->hwif->pdev->dev, "0x%08x 0x%08x 0x%08x 0x%08x\n",
+ *(reg), *(reg + 1), *(reg + 2), *(reg + 3));
+ }
+
+ dev_err(&hwdev->hwif->pdev->dev, "0x%08x\n", watchdog_info->reg[12]);
+
+ if (watchdog_info->stack_actlen <= 1024) {
+ stack_len = watchdog_info->stack_actlen;
+ } else {
+ dev_err(&hwdev->hwif->pdev->dev, "Oops stack length: 0x%x is wrong\n",
+ watchdog_info->stack_actlen);
+ stack_len = 1024;
+ }
+
+ dev_err(&hwdev->hwif->pdev->dev, "Mgmt dump stack, 16Bytes per line(start from sp)\n");
+ for (i = 0; i < (stack_len / 16); i++) {
+ dump_addr = (u32 *)(watchdog_info->data + ((u64)(u32)(i * 16)));
+ dev_err(&hwdev->hwif->pdev->dev, "0x%08x 0x%08x 0x%08x 0x%08x\n",
+ *dump_addr, *(dump_addr + 1), *(dump_addr + 2),
+ *(dump_addr + 3));
+ }
+
+ for (j = 0; j < ((stack_len % 16) / 4); j++) {
+ dump_addr = (u32 *)(watchdog_info->data +
+ ((u64)(u32)(i * 16 + j * 4)));
+ dev_err(&hwdev->hwif->pdev->dev, "0x%08x ", *dump_addr);
+ }
+
+ *out_size = sizeof(*watchdog_info);
+ watchdog_info = buf_out;
+ watchdog_info->status = 0;
+}
+
/**
* init_pfhwdev - Initialize the extended components of PF
* @pfhwdev: the HW device for PF
@@ -647,13 +872,22 @@ static int init_pfhwdev(struct hinic_pfhwdev *pfhwdev)
return err;
}

- if (!HINIC_IS_VF(hwif))
+ if (!HINIC_IS_VF(hwif)) {
hinic_register_mgmt_msg_cb(&pfhwdev->pf_to_mgmt,
HINIC_MOD_L2NIC, pfhwdev,
nic_mgmt_msg_handler);
- else
+ hinic_register_mgmt_msg_cb(&pfhwdev->pf_to_mgmt, HINIC_MOD_COMM,
+ pfhwdev, comm_mgmt_msg_handler);
+ hinic_comm_recv_mgmt_self_cmd_reg(pfhwdev,
+ HINIC_COMM_CMD_FAULT_REPORT,
+ pf_fault_event_handler);
+ hinic_comm_recv_mgmt_self_cmd_reg
+ (pfhwdev, HINIC_COMM_CMD_WATCHDOG_INFO,
+ mgmt_watchdog_timeout_event_handler);
+ } else {
hinic_register_vf_mbox_cb(hwdev, HINIC_MOD_L2NIC,
nic_mgmt_msg_handler);
+ }

hinic_set_pf_action(hwif, HINIC_PF_MGMT_ACTIVE);

@@ -670,11 +904,18 @@ static void free_pfhwdev(struct hinic_pfhwdev *pfhwdev)

hinic_set_pf_action(hwdev->hwif, HINIC_PF_MGMT_INIT);

- if (!HINIC_IS_VF(hwdev->hwif))
+ if (!HINIC_IS_VF(hwdev->hwif)) {
+ hinic_comm_recv_mgmt_self_cmd_unreg(pfhwdev,
+ HINIC_COMM_CMD_WATCHDOG_INFO);
+ hinic_comm_recv_mgmt_self_cmd_unreg(pfhwdev,
+ HINIC_COMM_CMD_FAULT_REPORT);
+ hinic_unregister_mgmt_msg_cb(&pfhwdev->pf_to_mgmt,
+ HINIC_MOD_COMM);
hinic_unregister_mgmt_msg_cb(&pfhwdev->pf_to_mgmt,
HINIC_MOD_L2NIC);
- else
+ } else {
hinic_unregister_vf_mbox_cb(hwdev, HINIC_MOD_L2NIC);
+ }

hinic_func_to_func_free(hwdev);

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h
index 94593a8ad667..e6bcdce97e43 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h
@@ -164,9 +164,12 @@ enum hinic_ucode_cmd {
#define NIC_RSS_CMD_TEMP_FREE 0x02

enum hinic_mgmt_msg_cmd {
- HINIC_MGMT_MSG_CMD_BASE = 160,
+ HINIC_MGMT_MSG_CMD_BASE = 0xA0,

- HINIC_MGMT_MSG_CMD_LINK_STATUS = 160,
+ HINIC_MGMT_MSG_CMD_LINK_STATUS = 0xA0,
+
+ HINIC_MGMT_MSG_CMD_CABLE_PLUG_EVENT = 0xE5,
+ HINIC_MGMT_MSG_CMD_LINK_ERR_EVENT = 0xE6,

HINIC_MGMT_MSG_CMD_MAX,
};
@@ -359,12 +362,29 @@ struct hinic_nic_cb {
unsigned long cb_state;
};

+#define HINIC_COMM_SELF_CMD_MAX 4
+
+typedef void (*comm_mgmt_self_msg_proc)(void *handle, void *buf_in, u16 in_size,
+ void *buf_out, u16 *out_size);
+
+struct comm_mgmt_self_msg_sub_info {
+ u8 cmd;
+ comm_mgmt_self_msg_proc proc;
+};
+
+struct comm_mgmt_self_msg_info {
+ u8 cmd_num;
+ struct comm_mgmt_self_msg_sub_info info[HINIC_COMM_SELF_CMD_MAX];
+};
+
struct hinic_pfhwdev {
struct hinic_hwdev hwdev;

struct hinic_pf_to_mgmt pf_to_mgmt;

struct hinic_nic_cb nic_cb[HINIC_MGMT_NUM_MSG_CMD];
+
+ struct comm_mgmt_self_msg_info proc;
};

struct hinic_dev_cap {
@@ -386,6 +406,126 @@ struct hinic_dev_cap {
u8 rsvd3[204];
};

+union hinic_fault_hw_mgmt {
+ u32 val[4];
+ /* valid only type == FAULT_TYPE_CHIP */
+ struct {
+ u8 node_id;
+ u8 err_level;
+ u16 err_type;
+ u32 err_csr_addr;
+ u32 err_csr_value;
+ /* func_id valid only if err_level == FAULT_LEVEL_SERIOUS_FLR */
+ u16 func_id;
+ u16 rsvd2;
+ } chip;
+
+ /* valid only if type == FAULT_TYPE_UCODE */
+ struct {
+ u8 cause_id;
+ u8 core_id;
+ u8 c_id;
+ u8 rsvd3;
+ u32 epc;
+ u32 rsvd4;
+ u32 rsvd5;
+ } ucode;
+
+ /* valid only if type == FAULT_TYPE_MEM_RD_TIMEOUT ||
+ * FAULT_TYPE_MEM_WR_TIMEOUT
+ */
+ struct {
+ u32 err_csr_ctrl;
+ u32 err_csr_data;
+ u32 ctrl_tab;
+ u32 mem_index;
+ } mem_timeout;
+
+ /* valid only if type == FAULT_TYPE_REG_RD_TIMEOUT ||
+ * FAULT_TYPE_REG_WR_TIMEOUT
+ */
+ struct {
+ u32 err_csr;
+ u32 rsvd6;
+ u32 rsvd7;
+ u32 rsvd8;
+ } reg_timeout;
+
+ struct {
+ /* 0: read; 1: write */
+ u8 op_type;
+ u8 port_id;
+ u8 dev_ad;
+ u8 rsvd9;
+ u32 csr_addr;
+ u32 op_data;
+ u32 rsvd10;
+ } phy_fault;
+};
+
+struct hinic_fault_event {
+ u8 type;
+ u8 fault_level;
+ u8 rsvd0[2];
+ union hinic_fault_hw_mgmt event;
+};
+
+struct hinic_cmd_fault_event {
+ u8 status;
+ u8 version;
+ u8 rsvd0[6];
+
+ struct hinic_fault_event event;
+};
+
+enum hinic_fault_type {
+ FAULT_TYPE_CHIP,
+ FAULT_TYPE_UCODE,
+ FAULT_TYPE_MEM_RD_TIMEOUT,
+ FAULT_TYPE_MEM_WR_TIMEOUT,
+ FAULT_TYPE_REG_RD_TIMEOUT,
+ FAULT_TYPE_REG_WR_TIMEOUT,
+ FAULT_TYPE_PHY_FAULT,
+ FAULT_TYPE_MAX,
+};
+
+#define FAULT_SHOW_STR_LEN 16
+
+enum hinic_fault_err_level {
+ FAULT_LEVEL_FATAL,
+ FAULT_LEVEL_SERIOUS_RESET,
+ FAULT_LEVEL_SERIOUS_FLR,
+ FAULT_LEVEL_GENERAL,
+ FAULT_LEVEL_SUGGESTION,
+ FAULT_LEVEL_MAX
+};
+
+struct hinic_mgmt_watchdog_info {
+ u8 status;
+ u8 version;
+ u8 rsvd0[6];
+
+ u32 curr_time_h;
+ u32 curr_time_l;
+ u32 task_id;
+ u32 rsv;
+
+ u32 reg[13];
+ u32 pc;
+ u32 lr;
+ u32 cpsr;
+
+ u32 stack_top;
+ u32 stack_bottom;
+ u32 sp;
+ u32 curr_used;
+ u32 peak_used;
+ u32 is_overflow;
+
+ u32 stack_actlen;
+ u8 data[1024];
+};
+
void hinic_hwdev_cb_register(struct hinic_hwdev *hwdev,
enum hinic_mgmt_msg_cmd cmd, void *handle,
void (*handler)(void *handle, void *buf_in,
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h
index 21b93b654d6b..f626100b85c1 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h
@@ -81,6 +81,8 @@ enum hinic_comm_cmd {
HINIC_COMM_CMD_MSI_CTRL_REG_WR_BY_UP,
HINIC_COMM_CMD_MSI_CTRL_REG_RD_BY_UP,

+ HINIC_COMM_CMD_FAULT_REPORT = 0x37,
+
HINIC_COMM_CMD_SET_LED_STATUS = 0x4a,

HINIC_COMM_CMD_L2NIC_RESET = 0x4b,
@@ -89,6 +91,8 @@ enum hinic_comm_cmd {

HINIC_COMM_CMD_GET_BOARD_INFO = 0x52,

+ HINIC_COMM_CMD_WATCHDOG_INFO = 0x56,
+
HINIC_COMM_CMD_MAX,
};

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_main.c b/drivers/net/ethernet/huawei/hinic/hinic_main.c
index c4c6f9c29f0e..98d2133a268b 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_main.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_main.c
@@ -75,6 +75,10 @@ MODULE_PARM_DESC(rx_weight, "Number Rx packets for NAPI budget (default=64)");
#define HINIC_DEAULT_TXRX_MSIX_COALESC_TIMER_CFG 32
#define HINIC_DEAULT_TXRX_MSIX_RESEND_TIMER_CFG 7

+static const char *hinic_module_link_err[LINK_ERR_NUM] = {
+ "Unrecognized module",
+};
+
static int change_mac_addr(struct net_device *netdev, const u8 *addr);

static int set_features(struct hinic_dev *nic_dev,
@@ -971,6 +975,44 @@ static void link_status_event_handler(void *handle, void *buf_in, u16 in_size,
*out_size = sizeof(*ret_link_status);
}

+static void cable_plug_event(void *handle,
+ void *buf_in, u16 in_size,
+ void *buf_out, u16 *out_size)
+{
+ struct hinic_cable_plug_event *plug_event = buf_in;
+ struct hinic_dev *nic_dev = handle;
+
+ netif_info(nic_dev, link, nic_dev->netdev,
+ "Port module event: Cable %s\n",
+ plug_event->plugged ? "plugged" : "unplugged");
+
+ *out_size = sizeof(*plug_event);
+ plug_event = buf_out;
+ plug_event->status = 0;
+}
+
+static void link_err_event(void *handle,
+ void *buf_in, u16 in_size,
+ void *buf_out, u16 *out_size)
+{
+ struct hinic_link_err_event *link_err = buf_in;
+ struct hinic_dev *nic_dev = handle;
+
+ if (link_err->err_type >= LINK_ERR_NUM)
+ netif_info(nic_dev, link, nic_dev->netdev,
+ "Link failed, Unknown error type: 0x%x\n",
+ link_err->err_type);
+ else
+ netif_info(nic_dev, link, nic_dev->netdev,
+ "Link failed, error type: 0x%x: %s\n",
+ link_err->err_type,
+ hinic_module_link_err[link_err->err_type]);
+
+ *out_size = sizeof(*link_err);
+ link_err = buf_out;
+ link_err->status = 0;
+}
+
static int set_features(struct hinic_dev *nic_dev,
netdev_features_t pre_features,
netdev_features_t features, bool force_change)
@@ -1206,6 +1248,12 @@ static int nic_dev_init(struct pci_dev *pdev)

hinic_hwdev_cb_register(nic_dev->hwdev, HINIC_MGMT_MSG_CMD_LINK_STATUS,
nic_dev, link_status_event_handler);
+ hinic_hwdev_cb_register(nic_dev->hwdev,
+ HINIC_MGMT_MSG_CMD_CABLE_PLUG_EVENT,
+ nic_dev, cable_plug_event);
+ hinic_hwdev_cb_register(nic_dev->hwdev,
+ HINIC_MGMT_MSG_CMD_LINK_ERR_EVENT,
+ nic_dev, link_err_event);

err = set_features(nic_dev, 0, nic_dev->netdev->features, true);
if (err)
@@ -1237,6 +1285,10 @@ static int nic_dev_init(struct pci_dev *pdev)
err_init_intr:
err_set_pfc:
err_set_features:
+ hinic_hwdev_cb_unregister(nic_dev->hwdev,
+ HINIC_MGMT_MSG_CMD_LINK_ERR_EVENT);
+ hinic_hwdev_cb_unregister(nic_dev->hwdev,
+ HINIC_MGMT_MSG_CMD_CABLE_PLUG_EVENT);
hinic_hwdev_cb_unregister(nic_dev->hwdev,
HINIC_MGMT_MSG_CMD_LINK_STATUS);
cancel_work_sync(&rx_mode_work->work);
@@ -1356,6 +1408,10 @@ static void hinic_remove(struct pci_dev *pdev)

hinic_port_del_mac(nic_dev, netdev->dev_addr, 0);

+ hinic_hwdev_cb_unregister(nic_dev->hwdev,
+ HINIC_MGMT_MSG_CMD_LINK_ERR_EVENT);
+ hinic_hwdev_cb_unregister(nic_dev->hwdev,
+ HINIC_MGMT_MSG_CMD_CABLE_PLUG_EVENT);
hinic_hwdev_cb_unregister(nic_dev->hwdev,
HINIC_MGMT_MSG_CMD_LINK_STATUS);

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_port.h b/drivers/net/ethernet/huawei/hinic/hinic_port.h
index 14931adaffb8..9c3cbe45c9ec 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_port.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_port.h
@@ -189,6 +189,31 @@ struct hinic_port_link_status {
u8 port_id;
};

+struct hinic_cable_plug_event {
+ u8 status;
+ u8 version;
+ u8 rsvd0[6];
+
+ u16 func_id;
+ u8 plugged; /* 0: unplugged, 1: plugged */
+ u8 port_id;
+};
+
+enum link_err_type {
+ LINK_ERR_MODULE_UNRECOGENIZED,
+ LINK_ERR_NUM,
+};
+
+struct hinic_link_err_event {
+ u8 status;
+ u8 version;
+ u8 rsvd0[6];
+
+ u16 func_id;
+ u8 err_type;
+ u8 port_id;
+};
+
struct hinic_port_func_state_cmd {
u8 status;
u8 version;
--
2.17.1
\
 
 \ /
  Last update: 2020-07-16 14:52    [W:0.084 / U:0.036 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site