From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c | 501 ++++++++++++++++++++++++++++++++++++++++++-------------
1 files changed, 378 insertions(+), 123 deletions(-)
diff --git a/kernel/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c b/kernel/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
index 4c91c8c..bcf2476 100644
--- a/kernel/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
+++ b/kernel/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
@@ -1,16 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Huawei HiNIC PCI Express Linux driver
* Copyright(c) 2017 Huawei Technologies Co., Ltd
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
*/
#include <linux/kernel.h>
@@ -24,7 +15,12 @@
#include <linux/jiffies.h>
#include <linux/log2.h>
#include <linux/err.h>
+#include <linux/netdevice.h>
+#include <net/devlink.h>
+#include "hinic_devlink.h"
+#include "hinic_sriov.h"
+#include "hinic_dev.h"
#include "hinic_hw_if.h"
#include "hinic_hw_eqs.h"
#include "hinic_hw_mgmt.h"
@@ -51,24 +47,6 @@
IO_RUNNING = 1,
};
-enum hw_ioctxt_set_cmdq_depth {
- HW_IOCTXT_SET_CMDQ_DEPTH_DEFAULT,
-};
-
-/* HW struct */
-struct hinic_dev_cap {
- u8 status;
- u8 version;
- u8 rsvd0[6];
-
- u8 rsvd1[5];
- u8 intr_type;
- u8 rsvd2[66];
- u16 max_sqs;
- u16 max_rqs;
- u8 rsvd3[208];
-};
-
/**
* get_capability - convert device capabilities to NIC capabilities
* @hwdev: the HW device to set and convert device capabilities for
@@ -76,16 +54,13 @@
*
* Return 0 - Success, negative - Failure
**/
-static int get_capability(struct hinic_hwdev *hwdev,
- struct hinic_dev_cap *dev_cap)
+static int parse_capability(struct hinic_hwdev *hwdev,
+ struct hinic_dev_cap *dev_cap)
{
struct hinic_cap *nic_cap = &hwdev->nic_cap;
int num_aeqs, num_ceqs, num_irqs;
- if (!HINIC_IS_PF(hwdev->hwif) && !HINIC_IS_PPF(hwdev->hwif))
- return -EINVAL;
-
- if (dev_cap->intr_type != INTR_MSIX_TYPE)
+ if (!HINIC_IS_VF(hwdev->hwif) && dev_cap->intr_type != INTR_MSIX_TYPE)
return -EFAULT;
num_aeqs = HINIC_HWIF_NUM_AEQS(hwdev->hwif);
@@ -98,15 +73,20 @@
if (nic_cap->num_qps > HINIC_Q_CTXT_MAX)
nic_cap->num_qps = HINIC_Q_CTXT_MAX;
- /* num_qps must be power of 2 */
- nic_cap->num_qps = BIT(fls(nic_cap->num_qps) - 1);
-
- nic_cap->max_qps = dev_cap->max_sqs + 1;
- if (nic_cap->max_qps != (dev_cap->max_rqs + 1))
- return -EFAULT;
+ if (!HINIC_IS_VF(hwdev->hwif))
+ nic_cap->max_qps = dev_cap->max_sqs + 1;
+ else
+ nic_cap->max_qps = dev_cap->max_sqs;
if (nic_cap->num_qps > nic_cap->max_qps)
nic_cap->num_qps = nic_cap->max_qps;
+
+ if (!HINIC_IS_VF(hwdev->hwif)) {
+ nic_cap->max_vf = dev_cap->max_vf;
+ nic_cap->max_vf_qps = dev_cap->max_vf_sqs + 1;
+ }
+
+ hwdev->port_id = dev_cap->port_id;
return 0;
}
@@ -117,27 +97,26 @@
*
* Return 0 - Success, negative - Failure
**/
-static int get_cap_from_fw(struct hinic_pfhwdev *pfhwdev)
+static int get_capability(struct hinic_pfhwdev *pfhwdev)
{
struct hinic_hwdev *hwdev = &pfhwdev->hwdev;
struct hinic_hwif *hwif = hwdev->hwif;
struct pci_dev *pdev = hwif->pdev;
struct hinic_dev_cap dev_cap;
- u16 in_len, out_len;
+ u16 out_len;
int err;
- in_len = 0;
out_len = sizeof(dev_cap);
err = hinic_msg_to_mgmt(&pfhwdev->pf_to_mgmt, HINIC_MOD_CFGM,
- HINIC_CFG_NIC_CAP, &dev_cap, in_len, &dev_cap,
- &out_len, HINIC_MGMT_MSG_SYNC);
+ HINIC_CFG_NIC_CAP, &dev_cap, sizeof(dev_cap),
+ &dev_cap, &out_len, HINIC_MGMT_MSG_SYNC);
if (err) {
dev_err(&pdev->dev, "Failed to get capability from FW\n");
return err;
}
- return get_capability(hwdev, &dev_cap);
+ return parse_capability(hwdev, &dev_cap);
}
/**
@@ -156,15 +135,14 @@
switch (HINIC_FUNC_TYPE(hwif)) {
case HINIC_PPF:
case HINIC_PF:
+ case HINIC_VF:
pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
-
- err = get_cap_from_fw(pfhwdev);
+ err = get_capability(pfhwdev);
if (err) {
- dev_err(&pdev->dev, "Failed to get capability from FW\n");
+ dev_err(&pdev->dev, "Failed to get capability\n");
return err;
}
break;
-
default:
dev_err(&pdev->dev, "Unsupported PCI Function type\n");
return -EINVAL;
@@ -184,7 +162,6 @@
struct hinic_hwif *hwif = hwdev->hwif;
struct pci_dev *pdev = hwif->pdev;
int nr_irqs, num_aeqs, num_ceqs;
- size_t msix_entries_size;
int i, err;
num_aeqs = HINIC_HWIF_NUM_AEQS(hwif);
@@ -193,8 +170,8 @@
if (nr_irqs > HINIC_HWIF_NUM_IRQS(hwif))
nr_irqs = HINIC_HWIF_NUM_IRQS(hwif);
- msix_entries_size = nr_irqs * sizeof(*hwdev->msix_entries);
- hwdev->msix_entries = devm_kzalloc(&pdev->dev, msix_entries_size,
+ hwdev->msix_entries = devm_kcalloc(&pdev->dev, nr_irqs,
+ sizeof(*hwdev->msix_entries),
GFP_KERNEL);
if (!hwdev->msix_entries)
return -ENOMEM;
@@ -237,18 +214,24 @@
int hinic_port_msg_cmd(struct hinic_hwdev *hwdev, enum hinic_port_cmd cmd,
void *buf_in, u16 in_size, void *buf_out, u16 *out_size)
{
- struct hinic_hwif *hwif = hwdev->hwif;
- struct pci_dev *pdev = hwif->pdev;
struct hinic_pfhwdev *pfhwdev;
-
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "unsupported PCI Function type\n");
- return -EINVAL;
- }
pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
return hinic_msg_to_mgmt(&pfhwdev->pf_to_mgmt, HINIC_MOD_L2NIC, cmd,
+ buf_in, in_size, buf_out, out_size,
+ HINIC_MGMT_MSG_SYNC);
+}
+
+int hinic_hilink_msg_cmd(struct hinic_hwdev *hwdev, enum hinic_hilink_cmd cmd,
+ void *buf_in, u16 in_size, void *buf_out,
+ u16 *out_size)
+{
+ struct hinic_pfhwdev *pfhwdev;
+
+ pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
+
+ return hinic_msg_to_mgmt(&pfhwdev->pf_to_mgmt, HINIC_MOD_HILINK, cmd,
buf_in, in_size, buf_out, out_size,
HINIC_MGMT_MSG_SYNC);
}
@@ -264,13 +247,8 @@
struct hinic_hwif *hwif = hwdev->hwif;
struct pci_dev *pdev = hwif->pdev;
struct hinic_cmd_fw_ctxt fw_ctxt;
- u16 out_size;
+ u16 out_size = sizeof(fw_ctxt);
int err;
-
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "Unsupported PCI Function type\n");
- return -EINVAL;
- }
fw_ctxt.func_idx = HINIC_HWIF_FUNC_IDX(hwif);
fw_ctxt.rx_buf_sz = HINIC_RX_BUF_SZ;
@@ -279,9 +257,9 @@
&fw_ctxt, sizeof(fw_ctxt),
&fw_ctxt, &out_size);
if (err || (out_size != sizeof(fw_ctxt)) || fw_ctxt.status) {
- dev_err(&pdev->dev, "Failed to init FW ctxt, ret = %d\n",
- fw_ctxt.status);
- return -EFAULT;
+ dev_err(&pdev->dev, "Failed to init FW ctxt, err: %d, status: 0x%x, out size: 0x%x\n",
+ err, fw_ctxt.status, out_size);
+ return -EIO;
}
return 0;
@@ -295,24 +273,20 @@
*
* Return 0 - Success, negative - Failure
**/
-static int set_hw_ioctxt(struct hinic_hwdev *hwdev, unsigned int rq_depth,
- unsigned int sq_depth)
+static int set_hw_ioctxt(struct hinic_hwdev *hwdev, unsigned int sq_depth,
+ unsigned int rq_depth)
{
struct hinic_hwif *hwif = hwdev->hwif;
struct hinic_cmd_hw_ioctxt hw_ioctxt;
- struct pci_dev *pdev = hwif->pdev;
struct hinic_pfhwdev *pfhwdev;
-
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "Unsupported PCI Function type\n");
- return -EINVAL;
- }
hw_ioctxt.func_idx = HINIC_HWIF_FUNC_IDX(hwif);
hw_ioctxt.ppf_idx = HINIC_HWIF_PPF_IDX(hwif);
hw_ioctxt.set_cmdq_depth = HW_IOCTXT_SET_CMDQ_DEPTH_DEFAULT;
hw_ioctxt.cmdq_depth = 0;
+
+ hw_ioctxt.lro_en = 1;
hw_ioctxt.rq_depth = ilog2(rq_depth);
@@ -384,11 +358,6 @@
struct hinic_pfhwdev *pfhwdev;
int err;
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "Unsupported PCI Function type\n");
- return -EINVAL;
- }
-
/* sleep 100ms to wait for firmware stopping I/O */
msleep(100);
@@ -420,13 +389,7 @@
{
struct hinic_cmd_set_res_state res_state;
struct hinic_hwif *hwif = hwdev->hwif;
- struct pci_dev *pdev = hwif->pdev;
struct hinic_pfhwdev *pfhwdev;
-
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "Unsupported PCI Function type\n");
- return -EINVAL;
- }
res_state.func_idx = HINIC_HWIF_FUNC_IDX(hwif);
res_state.state = state;
@@ -451,8 +414,8 @@
{
struct hinic_cmd_base_qpn cmd_base_qpn;
struct hinic_hwif *hwif = hwdev->hwif;
+ u16 out_size = sizeof(cmd_base_qpn);
struct pci_dev *pdev = hwif->pdev;
- u16 out_size;
int err;
cmd_base_qpn.func_idx = HINIC_HWIF_FUNC_IDX(hwif);
@@ -461,9 +424,9 @@
&cmd_base_qpn, sizeof(cmd_base_qpn),
&cmd_base_qpn, &out_size);
if (err || (out_size != sizeof(cmd_base_qpn)) || cmd_base_qpn.status) {
- dev_err(&pdev->dev, "Failed to get base qpn, status = %d\n",
- cmd_base_qpn.status);
- return -EFAULT;
+ dev_err(&pdev->dev, "Failed to get base qpn, err: %d, status: 0x%x, out size: 0x%x\n",
+ err, cmd_base_qpn.status, out_size);
+ return -EIO;
}
*base_qpn = cmd_base_qpn.qpn;
@@ -473,10 +436,12 @@
/**
* hinic_hwdev_ifup - Preparing the HW for passing IO
* @hwdev: the NIC HW device
+ * @sq_depth: the send queue depth
+ * @rq_depth: the receive queue depth
*
* Return 0 - Success, negative - Failure
**/
-int hinic_hwdev_ifup(struct hinic_hwdev *hwdev)
+int hinic_hwdev_ifup(struct hinic_hwdev *hwdev, u16 sq_depth, u16 rq_depth)
{
struct hinic_func_to_io *func_to_io = &hwdev->func_to_io;
struct hinic_cap *nic_cap = &hwdev->nic_cap;
@@ -498,6 +463,10 @@
num_ceqs = HINIC_HWIF_NUM_CEQS(hwif);
ceq_msix_entries = &hwdev->msix_entries[num_aeqs];
+ func_to_io->hwdev = hwdev;
+ func_to_io->sq_depth = sq_depth;
+ func_to_io->rq_depth = rq_depth;
+ func_to_io->global_qpn = base_qpn;
err = hinic_io_init(func_to_io, hwif, nic_cap->max_qps, num_ceqs,
ceq_msix_entries);
@@ -523,7 +492,7 @@
hinic_db_state_set(hwif, HINIC_DB_ENABLE);
}
- err = set_hw_ioctxt(hwdev, HINIC_SQ_DEPTH, HINIC_RQ_DEPTH);
+ err = set_hw_ioctxt(hwdev, sq_depth, rq_depth);
if (err) {
dev_err(&pdev->dev, "Failed to set HW IO ctxt\n");
goto err_hw_ioctxt;
@@ -568,16 +537,9 @@
u16 in_size, void *buf_out,
u16 *out_size))
{
- struct hinic_hwif *hwif = hwdev->hwif;
- struct pci_dev *pdev = hwif->pdev;
struct hinic_pfhwdev *pfhwdev;
struct hinic_nic_cb *nic_cb;
u8 cmd_cb;
-
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "unsupported PCI Function type\n");
- return;
- }
pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
@@ -598,15 +560,12 @@
enum hinic_mgmt_msg_cmd cmd)
{
struct hinic_hwif *hwif = hwdev->hwif;
- struct pci_dev *pdev = hwif->pdev;
struct hinic_pfhwdev *pfhwdev;
struct hinic_nic_cb *nic_cb;
u8 cmd_cb;
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "unsupported PCI Function type\n");
+ if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif))
return;
- }
pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
@@ -624,6 +583,7 @@
/**
* nic_mgmt_msg_handler - nic mgmt event handler
* @handle: private data for the handler
+ * @cmd: message command
* @buf_in: input buffer
* @in_size: input size
* @buf_out: output buffer
@@ -667,6 +627,113 @@
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;
+}
+
+/* pf fault report event */
+static void pf_fault_event_handler(void *dev, void *buf_in, u16 in_size,
+ void *buf_out, u16 *out_size)
+{
+ struct hinic_cmd_fault_event *fault_event = buf_in;
+ struct hinic_hwdev *hwdev = dev;
+
+ if (in_size != sizeof(*fault_event)) {
+ dev_err(&hwdev->hwif->pdev->dev, "Invalid fault event report, length: %d, should be %zu\n",
+ in_size, sizeof(*fault_event));
+ return;
+ }
+
+ if (!hwdev->devlink_dev || IS_ERR_OR_NULL(hwdev->devlink_dev->hw_fault_reporter))
+ return;
+
+ devlink_health_report(hwdev->devlink_dev->hw_fault_reporter,
+ "HW fatal error reported", &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 = buf_in;
+ struct hinic_hwdev *hwdev = dev;
+
+ if (in_size != sizeof(*watchdog_info)) {
+ dev_err(&hwdev->hwif->pdev->dev, "Invalid mgmt watchdog report, length: %d, should be %zu\n",
+ in_size, sizeof(*watchdog_info));
+ return;
+ }
+
+ if (!hwdev->devlink_dev || IS_ERR_OR_NULL(hwdev->devlink_dev->fw_fault_reporter))
+ return;
+
+ devlink_health_report(hwdev->devlink_dev->fw_fault_reporter,
+ "FW fatal error reported", watchdog_info);
+}
+
/**
* init_pfhwdev - Initialize the extended components of PF
* @pfhwdev: the HW device for PF
@@ -686,10 +753,40 @@
return err;
}
- hinic_register_mgmt_msg_cb(&pfhwdev->pf_to_mgmt, HINIC_MOD_L2NIC,
- pfhwdev, nic_mgmt_msg_handler);
+ err = hinic_devlink_register(hwdev->devlink_dev, &pdev->dev);
+ if (err) {
+ dev_err(&hwif->pdev->dev, "Failed to register devlink\n");
+ hinic_pf_to_mgmt_free(&pfhwdev->pf_to_mgmt);
+ return err;
+ }
+
+ err = hinic_func_to_func_init(hwdev);
+ if (err) {
+ dev_err(&hwif->pdev->dev, "Failed to init mailbox\n");
+ hinic_devlink_unregister(hwdev->devlink_dev);
+ hinic_pf_to_mgmt_free(&pfhwdev->pf_to_mgmt);
+ return err;
+ }
+
+ if (!HINIC_IS_VF(hwif)) {
+ hinic_register_mgmt_msg_cb(&pfhwdev->pf_to_mgmt,
+ HINIC_MOD_L2NIC, pfhwdev,
+ nic_mgmt_msg_handler);
+ 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);
+
return 0;
}
@@ -703,20 +800,124 @@
hinic_set_pf_action(hwdev->hwif, HINIC_PF_MGMT_INIT);
- hinic_unregister_mgmt_msg_cb(&pfhwdev->pf_to_mgmt, HINIC_MOD_L2NIC);
+ 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 {
+ hinic_unregister_vf_mbox_cb(hwdev, HINIC_MOD_L2NIC);
+ }
+
+ hinic_func_to_func_free(hwdev);
+
+ hinic_devlink_unregister(hwdev->devlink_dev);
hinic_pf_to_mgmt_free(&pfhwdev->pf_to_mgmt);
+}
+
+static int hinic_l2nic_reset(struct hinic_hwdev *hwdev)
+{
+ struct hinic_cmd_l2nic_reset l2nic_reset = {0};
+ u16 out_size = sizeof(l2nic_reset);
+ struct hinic_pfhwdev *pfhwdev;
+ int err;
+
+ pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
+
+ l2nic_reset.func_id = HINIC_HWIF_FUNC_IDX(hwdev->hwif);
+ /* 0 represents standard l2nic reset flow */
+ l2nic_reset.reset_flag = 0;
+
+ err = hinic_msg_to_mgmt(&pfhwdev->pf_to_mgmt, HINIC_MOD_COMM,
+ HINIC_COMM_CMD_L2NIC_RESET, &l2nic_reset,
+ sizeof(l2nic_reset), &l2nic_reset,
+ &out_size, HINIC_MGMT_MSG_SYNC);
+ if (err || !out_size || l2nic_reset.status) {
+ dev_err(&hwdev->hwif->pdev->dev, "Failed to reset L2NIC resources, err: %d, status: 0x%x, out_size: 0x%x\n",
+ err, l2nic_reset.status, out_size);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+int hinic_get_interrupt_cfg(struct hinic_hwdev *hwdev,
+ struct hinic_msix_config *interrupt_info)
+{
+ u16 out_size = sizeof(*interrupt_info);
+ struct hinic_pfhwdev *pfhwdev;
+ int err;
+
+ if (!hwdev || !interrupt_info)
+ return -EINVAL;
+
+ pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
+
+ interrupt_info->func_id = HINIC_HWIF_FUNC_IDX(hwdev->hwif);
+
+ err = hinic_msg_to_mgmt(&pfhwdev->pf_to_mgmt, HINIC_MOD_COMM,
+ HINIC_COMM_CMD_MSI_CTRL_REG_RD_BY_UP,
+ interrupt_info, sizeof(*interrupt_info),
+ interrupt_info, &out_size, HINIC_MGMT_MSG_SYNC);
+ if (err || !out_size || interrupt_info->status) {
+ dev_err(&hwdev->hwif->pdev->dev, "Failed to get interrupt config, err: %d, status: 0x%x, out size: 0x%x\n",
+ err, interrupt_info->status, out_size);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+int hinic_set_interrupt_cfg(struct hinic_hwdev *hwdev,
+ struct hinic_msix_config *interrupt_info)
+{
+ u16 out_size = sizeof(*interrupt_info);
+ struct hinic_msix_config temp_info;
+ struct hinic_pfhwdev *pfhwdev;
+ int err;
+
+ if (!hwdev)
+ return -EINVAL;
+
+ pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
+
+ interrupt_info->func_id = HINIC_HWIF_FUNC_IDX(hwdev->hwif);
+
+ err = hinic_get_interrupt_cfg(hwdev, &temp_info);
+ if (err)
+ return -EINVAL;
+
+ interrupt_info->lli_credit_cnt = temp_info.lli_credit_cnt;
+ interrupt_info->lli_timer_cnt = temp_info.lli_timer_cnt;
+
+ err = hinic_msg_to_mgmt(&pfhwdev->pf_to_mgmt, HINIC_MOD_COMM,
+ HINIC_COMM_CMD_MSI_CTRL_REG_WR_BY_UP,
+ interrupt_info, sizeof(*interrupt_info),
+ interrupt_info, &out_size, HINIC_MGMT_MSG_SYNC);
+ if (err || !out_size || interrupt_info->status) {
+ dev_err(&hwdev->hwif->pdev->dev, "Failed to get interrupt config, err: %d, status: 0x%x, out size: 0x%x\n",
+ err, interrupt_info->status, out_size);
+ return -EIO;
+ }
+
+ return 0;
}
/**
* hinic_init_hwdev - Initialize the NIC HW
* @pdev: the NIC pci device
+ * @devlink: the poniter of hinic devlink
*
* Return initialized NIC HW device
*
* Initialize the NIC HW device and return a pointer to it
**/
-struct hinic_hwdev *hinic_init_hwdev(struct pci_dev *pdev)
+struct hinic_hwdev *hinic_init_hwdev(struct pci_dev *pdev, struct devlink *devlink)
{
struct hinic_pfhwdev *pfhwdev;
struct hinic_hwdev *hwdev;
@@ -733,12 +934,6 @@
return ERR_PTR(err);
}
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "Unsupported PCI Function type\n");
- err = -EFAULT;
- goto err_func_type;
- }
-
pfhwdev = devm_kzalloc(&pdev->dev, sizeof(*pfhwdev), GFP_KERNEL);
if (!pfhwdev) {
err = -ENOMEM;
@@ -747,6 +942,8 @@
hwdev = &pfhwdev->hwdev;
hwdev->hwif = hwif;
+ hwdev->devlink_dev = devlink_priv(devlink);
+ hwdev->devlink_dev->hwdev = hwdev;
err = init_msix(hwdev);
if (err) {
@@ -776,10 +973,22 @@
goto err_init_pfhwdev;
}
+ err = hinic_l2nic_reset(hwdev);
+ if (err)
+ goto err_l2nic_reset;
+
err = get_dev_cap(hwdev);
if (err) {
dev_err(&pdev->dev, "Failed to get device capabilities\n");
goto err_dev_cap;
+ }
+
+ mutex_init(&hwdev->func_to_io.nic_cfg.cfg_mutex);
+
+ err = hinic_vf_func_init(hwdev);
+ if (err) {
+ dev_err(&pdev->dev, "Failed to init nic mbox\n");
+ goto err_vf_func_init;
}
err = init_fw_ctxt(hwdev);
@@ -798,6 +1007,9 @@
err_resources_state:
err_init_fw_ctxt:
+ hinic_vf_func_free(hwdev);
+err_vf_func_init:
+err_l2nic_reset:
err_dev_cap:
free_pfhwdev(pfhwdev);
@@ -809,8 +1021,9 @@
err_init_msix:
err_pfhwdev_alloc:
-err_func_type:
hinic_free_hwif(hwif);
+ if (err > 0)
+ err = -EIO;
return ERR_PTR(err);
}
@@ -826,6 +1039,8 @@
set_resources_state(hwdev, HINIC_RES_CLEAN);
+ hinic_vf_func_free(hwdev);
+
free_pfhwdev(pfhwdev);
hinic_aeqs_free(&hwdev->aeqs);
@@ -833,6 +1048,13 @@
disable_msix(hwdev);
hinic_free_hwif(hwdev->hwif);
+}
+
+int hinic_hwdev_max_num_qps(struct hinic_hwdev *hwdev)
+{
+ struct hinic_cap *nic_cap = &hwdev->nic_cap;
+
+ return nic_cap->max_qps;
}
/**
@@ -902,7 +1124,7 @@
* @msix_index: msix_index
* @pending_limit: the maximum pending interrupt events (unit 8)
* @coalesc_timer: coalesc period for interrupt (unit 8 us)
- * @lli_timer: replenishing period for low latency credit (unit 8 us)
+ * @lli_timer_cfg: replenishing period for low latency credit (unit 8 us)
* @lli_credit_limit: maximum credits for low latency msix messages (unit 8)
* @resend_timer: maximum wait for resending msix (unit coalesc period)
*
@@ -933,14 +1155,8 @@
{
struct hinic_qp *qp = container_of(sq, struct hinic_qp, sq);
struct hinic_hwif *hwif = hwdev->hwif;
- struct pci_dev *pdev = hwif->pdev;
struct hinic_pfhwdev *pfhwdev;
struct hinic_cmd_hw_ci hw_ci;
-
- if (!HINIC_IS_PF(hwif) && !HINIC_IS_PPF(hwif)) {
- dev_err(&pdev->dev, "Unsupported PCI Function type\n");
- return -EINVAL;
- }
hw_ci.dma_attr_off = 0;
hw_ci.pending_limit = pending_limit;
@@ -962,3 +1178,42 @@
&hw_ci, sizeof(hw_ci), NULL,
NULL, HINIC_MGMT_MSG_SYNC);
}
+
+/**
+ * hinic_hwdev_set_msix_state- set msix state
+ * @hwdev: the NIC HW device
+ * @msix_index: IRQ corresponding index number
+ * @flag: msix state
+ *
+ **/
+void hinic_hwdev_set_msix_state(struct hinic_hwdev *hwdev, u16 msix_index,
+ enum hinic_msix_state flag)
+{
+ hinic_set_msix_state(hwdev->hwif, msix_index, flag);
+}
+
+int hinic_get_board_info(struct hinic_hwdev *hwdev,
+ struct hinic_comm_board_info *board_info)
+{
+ u16 out_size = sizeof(*board_info);
+ struct hinic_pfhwdev *pfhwdev;
+ int err;
+
+ if (!hwdev || !board_info)
+ return -EINVAL;
+
+ pfhwdev = container_of(hwdev, struct hinic_pfhwdev, hwdev);
+
+ err = hinic_msg_to_mgmt(&pfhwdev->pf_to_mgmt, HINIC_MOD_COMM,
+ HINIC_COMM_CMD_GET_BOARD_INFO,
+ board_info, sizeof(*board_info),
+ board_info, &out_size, HINIC_MGMT_MSG_SYNC);
+ if (err || board_info->status || !out_size) {
+ dev_err(&hwdev->hwif->pdev->dev,
+ "Failed to get board info, err: %d, status: 0x%x, out size: 0x%x\n",
+ err, board_info->status, out_size);
+ return -EIO;
+ }
+
+ return 0;
+}
--
Gitblit v1.6.2