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Subject[PATCH net-next] hinic: add firmware update support
Date
add support to update firmware with with "ethtool -f" cmd

Signed-off-by: Luo bin <luobin9@huawei.com>
---
.../net/ethernet/huawei/hinic/hinic_ethtool.c | 283 ++++++++++++++++++
.../net/ethernet/huawei/hinic/hinic_ethtool.h | 108 +++++++
.../net/ethernet/huawei/hinic/hinic_hw_dev.c | 26 ++
.../net/ethernet/huawei/hinic/hinic_hw_dev.h | 34 +++
.../net/ethernet/huawei/hinic/hinic_hw_mgmt.h | 4 +-
.../net/ethernet/huawei/hinic/hinic_port.h | 25 ++
6 files changed, 479 insertions(+), 1 deletion(-)
create mode 100644 drivers/net/ethernet/huawei/hinic/hinic_ethtool.h

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
index cb5ebae54f73..85cf8f3a66b3 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
@@ -25,6 +25,7 @@
#include <linux/if_vlan.h>
#include <linux/ethtool.h>
#include <linux/vmalloc.h>
+#include <linux/firmware.h>
#include <linux/sfp.h>

#include "hinic_hw_qp.h"
@@ -33,6 +34,7 @@
#include "hinic_tx.h"
#include "hinic_rx.h"
#include "hinic_dev.h"
+#include "hinic_ethtool.h"

#define SET_LINK_STR_MAX_LEN 128

@@ -1766,6 +1768,286 @@ static int hinic_get_module_eeprom(struct net_device *netdev,
return 0;
}

+static bool check_image_valid(struct hinic_dev *nic_dev, const u8 *buf,
+ u32 image_size, struct host_image_st *host_image)
+{
+ struct fw_image_st *fw_image = NULL;
+ u32 len = 0;
+ u32 i;
+
+ fw_image = (struct fw_image_st *)buf;
+
+ if (fw_image->fw_magic != HINIC_MAGIC_NUM) {
+ netif_err(nic_dev, drv, nic_dev->netdev, "Wrong fw_magic read from file, fw_magic: 0x%x\n",
+ fw_image->fw_magic);
+ return false;
+ }
+
+ if (fw_image->fw_info.fw_section_cnt > MAX_FW_TYPE_NUM) {
+ netif_err(nic_dev, drv, nic_dev->netdev, "Wrong fw_type_num read from file, fw_type_num: 0x%x\n",
+ fw_image->fw_info.fw_section_cnt);
+ return false;
+ }
+
+ for (i = 0; i < fw_image->fw_info.fw_section_cnt; i++) {
+ len += fw_image->fw_section_info[i].fw_section_len;
+ memcpy(&host_image->image_section_info[i],
+ &fw_image->fw_section_info[i],
+ sizeof(struct fw_section_info_st));
+ }
+
+ if (len != fw_image->fw_len ||
+ (fw_image->fw_len + UPDATEFW_IMAGE_HEAD_SIZE) != image_size) {
+ netif_err(nic_dev, drv, nic_dev->netdev, "Wrong data size read from file\n");
+ return false;
+ }
+
+ host_image->image_info.up_total_len = fw_image->fw_len;
+ host_image->image_info.fw_version = fw_image->fw_version;
+ host_image->section_type_num = fw_image->fw_info.fw_section_cnt;
+ host_image->device_id = fw_image->device_id;
+
+ return true;
+}
+
+static bool check_image_integrity(struct hinic_dev *nic_dev,
+ struct host_image_st *host_image,
+ u32 update_type)
+{
+ u32 collect_section_type = 0;
+ u32 i, type;
+
+ for (i = 0; i < host_image->section_type_num; i++) {
+ type = host_image->image_section_info[i].fw_section_type;
+ if (collect_section_type & (1U << type)) {
+ netif_err(nic_dev, drv, nic_dev->netdev, "Duplicate section type: %u\n",
+ type);
+ return false;
+ }
+ collect_section_type |= (1U << type);
+ }
+
+ if (update_type == FW_UPDATE_COLD &&
+ (((collect_section_type & _IMAGE_COLD_SUB_MODULES_MUST_IN) ==
+ _IMAGE_COLD_SUB_MODULES_MUST_IN) ||
+ collect_section_type == _IMAGE_CFG_SUB_MODULES_MUST_IN))
+ return true;
+
+ if (update_type == FW_UPDATE_HOT &&
+ (collect_section_type & _IMAGE_HOT_SUB_MODULES_MUST_IN) ==
+ _IMAGE_HOT_SUB_MODULES_MUST_IN)
+ return true;
+
+ if (update_type == FW_UPDATE_COLD)
+ netif_err(nic_dev, drv, nic_dev->netdev, "Check file integrity failed, valid: 0x%x or 0x%lx, current: 0x%x\n",
+ _IMAGE_COLD_SUB_MODULES_MUST_IN,
+ _IMAGE_CFG_SUB_MODULES_MUST_IN, collect_section_type);
+ else
+ netif_err(nic_dev, drv, nic_dev->netdev, "Check file integrity failed, valid:0x%x, current: 0x%x\n",
+ _IMAGE_HOT_SUB_MODULES_MUST_IN, collect_section_type);
+
+ return false;
+}
+
+static int check_image_device_type(struct hinic_dev *nic_dev,
+ u32 image_device_type)
+{
+ struct hinic_comm_board_info board_info = {0};
+
+ if (image_device_type) {
+ if (!hinic_get_board_info(nic_dev->hwdev, &board_info)) {
+ if (image_device_type == board_info.info.board_type)
+ return true;
+
+ netif_err(nic_dev, drv, nic_dev->netdev, "The device type of upgrade file dismatches the device type of current firmware, please check the upgrade file\n");
+ netif_err(nic_dev, drv, nic_dev->netdev, "The image device type: 0x%x, firmware device type: 0x%x\n",
+ image_device_type, board_info.info.board_type);
+
+ return false;
+ }
+ }
+
+ return false;
+}
+
+static int hinic_flash_fw(struct hinic_dev *nic_dev, const u8 *data,
+ struct host_image_st *host_image, u32 boot_flag)
+{
+ u32 section_remain_send_len, send_fragment_len, send_pos, up_total_len;
+ struct hinic_cmd_update_fw *fw_update_msg = NULL;
+ u32 section_type, section_crc, section_version;
+ u32 i, len, section_len, section_offset;
+ u16 out_size = sizeof(*fw_update_msg);
+ int total_len_flag = 0;
+ int err;
+
+ fw_update_msg = kzalloc(sizeof(*fw_update_msg), GFP_KERNEL);
+
+ up_total_len = host_image->image_info.up_total_len;
+
+ if (!boot_flag) {
+ for (i = 0; i < host_image->section_type_num; i++) {
+ len = host_image->image_section_info[i].fw_section_len;
+ if (host_image->image_section_info[i].fw_section_type ==
+ UP_FW_UPDATE_BOOT) {
+ up_total_len = up_total_len - len;
+ break;
+ }
+ }
+ }
+
+ for (i = 0; i < host_image->section_type_num; i++) {
+ section_len =
+ host_image->image_section_info[i].fw_section_len;
+ section_offset =
+ host_image->image_section_info[i].fw_section_offset;
+ section_remain_send_len = section_len;
+ section_type =
+ host_image->image_section_info[i].fw_section_type;
+ section_crc = host_image->image_section_info[i].fw_section_crc;
+ section_version =
+ host_image->image_section_info[i].fw_section_version;
+
+ if (!boot_flag && section_type == UP_FW_UPDATE_BOOT)
+ continue;
+
+ send_fragment_len = 0;
+ send_pos = 0;
+
+ while (section_remain_send_len > 0) {
+ if (!total_len_flag) {
+ fw_update_msg->total_len = up_total_len;
+ total_len_flag = 1;
+ } else {
+ fw_update_msg->total_len = 0;
+ }
+
+ memset(fw_update_msg->data, 0, MAX_FW_FRAGMENT_LEN);
+
+ fw_update_msg->ctl_info.SF =
+ (section_remain_send_len == section_len) ?
+ true : false;
+ fw_update_msg->section_info.FW_section_CRC = section_crc;
+ fw_update_msg->fw_section_version = section_version;
+ fw_update_msg->ctl_info.flag = UP_TYPE_A;
+
+ if (section_type <= UP_FW_UPDATE_UP_DATA_B) {
+ fw_update_msg->section_info.FW_section_type =
+ (section_type % 2) ?
+ UP_FW_UPDATE_UP_DATA :
+ UP_FW_UPDATE_UP_TEXT;
+
+ fw_update_msg->ctl_info.flag = UP_TYPE_B;
+ if (section_type <= UP_FW_UPDATE_UP_DATA_A)
+ fw_update_msg->ctl_info.flag = UP_TYPE_A;
+ } else {
+ fw_update_msg->section_info.FW_section_type =
+ section_type - 0x2;
+ }
+
+ fw_update_msg->setion_total_len = section_len;
+ fw_update_msg->section_offset = send_pos;
+
+ if (section_remain_send_len <= MAX_FW_FRAGMENT_LEN) {
+ fw_update_msg->ctl_info.SL = true;
+ fw_update_msg->ctl_info.fragment_len =
+ section_remain_send_len;
+ send_fragment_len += section_remain_send_len;
+ } else {
+ fw_update_msg->ctl_info.SL = false;
+ fw_update_msg->ctl_info.fragment_len =
+ MAX_FW_FRAGMENT_LEN;
+ send_fragment_len += MAX_FW_FRAGMENT_LEN;
+ }
+
+ memcpy(fw_update_msg->data,
+ data + UPDATEFW_IMAGE_HEAD_SIZE +
+ section_offset + send_pos,
+ fw_update_msg->ctl_info.fragment_len);
+
+ err = hinic_port_msg_cmd(nic_dev->hwdev,
+ HINIC_PORT_CMD_UPDATE_FW,
+ fw_update_msg,
+ sizeof(*fw_update_msg),
+ fw_update_msg, &out_size);
+ if (err || !out_size || fw_update_msg->status) {
+ dev_err(&nic_dev->hwdev->hwif->pdev->dev, "Failed to update firmware, err: %d, status: 0x%x, out size: 0x%x\n",
+ err, fw_update_msg->status, out_size);
+ err = fw_update_msg->status ?
+ fw_update_msg->status : -EIO;
+ kfree(fw_update_msg);
+ return err;
+ }
+
+ send_pos = send_fragment_len;
+ section_remain_send_len = section_len -
+ send_fragment_len;
+ }
+ }
+
+ kfree(fw_update_msg);
+
+ return 0;
+}
+
+static int hinic_firmware_update(struct hinic_dev *nic_dev,
+ const struct firmware *fw)
+{
+ struct host_image_st host_image = {0};
+ int err;
+
+ if (!check_image_valid(nic_dev, fw->data, fw->size, &host_image) ||
+ !check_image_integrity(nic_dev, &host_image, FW_UPDATE_COLD) ||
+ !check_image_device_type(nic_dev, host_image.device_id))
+ return -EINVAL;
+
+ netif_info(nic_dev, drv, nic_dev->netdev, "Flash firmware begin\n");
+
+ err = hinic_flash_fw(nic_dev, fw->data, &host_image, 0);
+ if (err) {
+ if (err == HINIC_FW_DISMATCH_ERROR)
+ netif_err(nic_dev, drv, nic_dev->netdev, "Firmware image dismatches this card, please use newer image, err: %d\n",
+ err);
+ else
+ netif_err(nic_dev, drv, nic_dev->netdev, "Send firmware image data failed, err: %d\n",
+ err);
+ return err;
+ }
+
+ netif_info(nic_dev, drv, nic_dev->netdev, "Flash firmware end\n");
+
+ return 0;
+}
+
+static int hinic_flash_device(struct net_device *netdev,
+ struct ethtool_flash *flash)
+{
+ struct hinic_dev *nic_dev = netdev_priv(netdev);
+ const struct firmware *fw;
+ int err;
+
+ if (flash->region != ETHTOOL_FLASH_ALL_REGIONS)
+ return -EOPNOTSUPP;
+
+ err = request_firmware_direct(&fw, flash->data, &netdev->dev);
+ if (err) {
+ netif_err(nic_dev, drv, netdev, "Request_firmware_direct failed, err: %d\n",
+ err);
+ return err;
+ }
+
+ dev_hold(netdev);
+ rtnl_unlock();
+
+ err = hinic_firmware_update(nic_dev, fw);
+ release_firmware(fw);
+
+ rtnl_lock();
+ dev_put(netdev);
+
+ return err;
+}
+
static const struct ethtool_ops hinic_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS |
ETHTOOL_COALESCE_RX_MAX_FRAMES |
@@ -1799,6 +2081,7 @@ static const struct ethtool_ops hinic_ethtool_ops = {
.set_phys_id = hinic_set_phys_id,
.get_module_info = hinic_get_module_info,
.get_module_eeprom = hinic_get_module_eeprom,
+ .flash_device = hinic_flash_device,
};

static const struct ethtool_ops hinicvf_ethtool_ops = {
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.h b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.h
new file mode 100644
index 000000000000..8c3c35727fb9
--- /dev/null
+++ b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.h
@@ -0,0 +1,108 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Huawei HiNIC PCI Express Linux driver
+ * Copyright(c) 2017 Huawei Technologies Co., Ltd
+ */
+
+#ifndef HINIC_ETHTOOL_H
+#define HINIC_ETHTOOL_H
+
+#define MAX_FW_TYPE_NUM 30
+#define HINIC_MAGIC_NUM 0x18221100
+#define UPDATEFW_IMAGE_HEAD_SIZE 1024
+#define FW_UPDATE_COLD 0
+#define FW_UPDATE_HOT 1
+
+#define UP_TYPE_A 0x0
+#define UP_TYPE_B 0x1
+
+#define MAX_FW_FRAGMENT_LEN 1536
+#define HINIC_FW_DISMATCH_ERROR 10
+
+enum hinic_fw_type {
+ UP_FW_UPDATE_UP_TEXT_A = 0x0,
+ UP_FW_UPDATE_UP_DATA_A,
+ UP_FW_UPDATE_UP_TEXT_B,
+ UP_FW_UPDATE_UP_DATA_B,
+ UP_FW_UPDATE_UP_DICT,
+
+ UP_FW_UPDATE_HLINK_ONE = 0x5,
+ UP_FW_UPDATE_HLINK_TWO,
+ UP_FW_UPDATE_HLINK_THR,
+ UP_FW_UPDATE_PHY,
+ UP_FW_UPDATE_TILE_TEXT,
+
+ UP_FW_UPDATE_TILE_DATA = 0xa,
+ UP_FW_UPDATE_TILE_DICT,
+ UP_FW_UPDATE_PPE_STATE,
+ UP_FW_UPDATE_PPE_BRANCH,
+ UP_FW_UPDATE_PPE_EXTACT,
+
+ UP_FW_UPDATE_CLP_LEGACY = 0xf,
+ UP_FW_UPDATE_PXE_LEGACY,
+ UP_FW_UPDATE_ISCSI_LEGACY,
+ UP_FW_UPDATE_CLP_EFI,
+ UP_FW_UPDATE_PXE_EFI,
+
+ UP_FW_UPDATE_ISCSI_EFI = 0x14,
+ UP_FW_UPDATE_CFG,
+ UP_FW_UPDATE_BOOT,
+ UP_FW_UPDATE_VPD,
+ FILE_TYPE_TOTAL_NUM
+};
+
+#define _IMAGE_UP_ALL_IN ((1 << UP_FW_UPDATE_UP_TEXT_A) | \
+ (1 << UP_FW_UPDATE_UP_DATA_A) | \
+ (1 << UP_FW_UPDATE_UP_TEXT_B) | \
+ (1 << UP_FW_UPDATE_UP_DATA_B) | \
+ (1 << UP_FW_UPDATE_UP_DICT) | \
+ (1 << UP_FW_UPDATE_BOOT) | \
+ (1 << UP_FW_UPDATE_HLINK_ONE) | \
+ (1 << UP_FW_UPDATE_HLINK_TWO) | \
+ (1 << UP_FW_UPDATE_HLINK_THR))
+
+#define _IMAGE_UCODE_ALL_IN ((1 << UP_FW_UPDATE_TILE_TEXT) | \
+ (1 << UP_FW_UPDATE_TILE_DICT) | \
+ (1 << UP_FW_UPDATE_PPE_STATE) | \
+ (1 << UP_FW_UPDATE_PPE_BRANCH) | \
+ (1 << UP_FW_UPDATE_PPE_EXTACT))
+
+#define _IMAGE_COLD_SUB_MODULES_MUST_IN (_IMAGE_UP_ALL_IN | _IMAGE_UCODE_ALL_IN)
+#define _IMAGE_HOT_SUB_MODULES_MUST_IN (_IMAGE_UP_ALL_IN | _IMAGE_UCODE_ALL_IN)
+#define _IMAGE_CFG_SUB_MODULES_MUST_IN BIT(UP_FW_UPDATE_CFG)
+#define UP_FW_UPDATE_UP_TEXT 0x0
+#define UP_FW_UPDATE_UP_DATA 0x1
+#define UP_FW_UPDATE_VPD_B 0x15
+
+struct fw_section_info_st {
+ u32 fw_section_len;
+ u32 fw_section_offset;
+ u32 fw_section_version;
+ u32 fw_section_type;
+ u32 fw_section_crc;
+};
+
+struct fw_image_st {
+ u32 fw_version;
+ u32 fw_len;
+ u32 fw_magic;
+ struct {
+ u32 fw_section_cnt:16;
+ u32 resd:16;
+ } fw_info;
+ struct fw_section_info_st fw_section_info[MAX_FW_TYPE_NUM];
+ u32 device_id;
+ u32 res[101];
+ void *bin_data;
+};
+
+struct host_image_st {
+ struct fw_section_info_st image_section_info[MAX_FW_TYPE_NUM];
+ struct {
+ u32 up_total_len;
+ u32 fw_version;
+ } image_info;
+ u32 section_type_num;
+ u32 device_id;
+};
+
+#endif
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
index 45c137827a16..26777c2a8daa 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.c
@@ -1045,3 +1045,29 @@ void hinic_hwdev_set_msix_state(struct hinic_hwdev *hwdev, u16 msix_index,
{
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;
+}
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h
index 958ea1a6a60d..94593a8ad667 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h
@@ -116,6 +116,8 @@ enum hinic_port_cmd {

HINIC_PORT_CMD_SET_TSO = 112,

+ HINIC_PORT_CMD_UPDATE_FW = 114,
+
HINIC_PORT_CMD_SET_RQ_IQ_MAP = 115,

HINIC_PORT_CMD_LINK_STATUS_REPORT = 160,
@@ -307,6 +309,35 @@ struct hinic_msix_config {
u8 rsvd1[3];
};

+struct hinic_board_info {
+ u32 board_type;
+ u32 port_num;
+ u32 port_speed;
+ u32 pcie_width;
+ u32 host_num;
+ u32 pf_num;
+ u32 vf_total_num;
+ u32 tile_num;
+ u32 qcm_num;
+ u32 core_num;
+ u32 work_mode;
+ u32 service_mode;
+ u32 pcie_mode;
+ u32 cfg_addr;
+ u32 boot_sel;
+ u32 board_id;
+};
+
+struct hinic_comm_board_info {
+ u8 status;
+ u8 version;
+ u8 rsvd0[6];
+
+ struct hinic_board_info info;
+
+ u32 rsvd1[4];
+};
+
struct hinic_hwdev {
struct hinic_hwif *hwif;
struct msix_entry *msix_entries;
@@ -407,4 +438,7 @@ int hinic_get_interrupt_cfg(struct hinic_hwdev *hwdev,
int hinic_set_interrupt_cfg(struct hinic_hwdev *hwdev,
struct hinic_msix_config *interrupt_info);

+int hinic_get_board_info(struct hinic_hwdev *hwdev,
+ struct hinic_comm_board_info *board_info);
+
#endif
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h
index 919d2c6ffc35..cec4aaacd00b 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h
@@ -87,7 +87,9 @@ enum hinic_comm_cmd {

HINIC_COMM_CMD_PAGESIZE_SET = 0x50,

- HINIC_COMM_CMD_MAX = 0x51,
+ HINIC_COMM_CMD_GET_BOARD_INFO = 0x52,
+
+ HINIC_COMM_CMD_MAX,
};

enum hinic_mgmt_cb_state {
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_port.h b/drivers/net/ethernet/huawei/hinic/hinic_port.h
index 0e444d2c02bb..0829e61c3cb7 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_port.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_port.h
@@ -703,6 +703,31 @@ struct hinic_cmd_get_std_sfp_info {
u8 sfp_info[STD_SFP_INFO_MAX_SIZE];
};

+struct hinic_cmd_update_fw {
+ u8 status;
+ u8 version;
+ u8 rsvd0[6];
+
+ struct {
+ u32 SL:1;
+ u32 SF:1;
+ u32 flag:1;
+ u32 reserved:13;
+ u32 fragment_len :16;
+ } ctl_info;
+
+ struct {
+ u32 FW_section_CRC;
+ u32 FW_section_type;
+ } section_info;
+
+ u32 total_len;
+ u32 setion_total_len;
+ u32 fw_section_version;
+ u32 section_offset;
+ u32 data[384];
+};
+
int hinic_port_add_mac(struct hinic_dev *nic_dev, const u8 *addr,
u16 vlan_id);

--
2.17.1
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