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hinic3: HW capability initialization

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Use mailbox to get device capability for initializing driver capability.

Co-developed-by: Zhu Yikai <zhuyikai1@h-partners.com>
Signed-off-by: Zhu Yikai <zhuyikai1@h-partners.com>
Signed-off-by: Fan Gong <gongfan1@huawei.com>
Link: https://patch.msgid.link/8f4cbd99306a14cee1b7621714c269a02a5082dc.1757653621.git.zhuyikai1@h-partners.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Fan Gong 2025-09-12 14:28:21 +08:00 committed by Paolo Abeni
parent 069e42485e
commit a0543a7935
4 changed files with 115 additions and 0 deletions
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66
drivers/net/ethernet/huawei/hinic3/hinic3_hw_cfg.c
View File

@ -8,6 +8,67 @@
#include "hinic3_hwif.h"
#include "hinic3_mbox.h"
#define HINIC3_CFG_MAX_QP 256
static void hinic3_parse_pub_res_cap(struct hinic3_hwdev *hwdev,
struct hinic3_dev_cap *cap,
const struct cfg_cmd_dev_cap *dev_cap,
enum hinic3_func_type type)
{
cap->port_id = dev_cap->port_id;
cap->supp_svcs_bitmap = dev_cap->svc_cap_en;
}
static void hinic3_parse_l2nic_res_cap(struct hinic3_hwdev *hwdev,
struct hinic3_dev_cap *cap,
const struct cfg_cmd_dev_cap *dev_cap,
enum hinic3_func_type type)
{
struct hinic3_nic_service_cap *nic_svc_cap = &cap->nic_svc_cap;
nic_svc_cap->max_sqs = min(dev_cap->nic_max_sq_id + 1,
HINIC3_CFG_MAX_QP);
}
static void hinic3_parse_dev_cap(struct hinic3_hwdev *hwdev,
const struct cfg_cmd_dev_cap *dev_cap,
enum hinic3_func_type type)
{
struct hinic3_dev_cap *cap = &hwdev->cfg_mgmt->cap;
/* Public resource */
hinic3_parse_pub_res_cap(hwdev, cap, dev_cap, type);
/* L2 NIC resource */
if (hinic3_support_nic(hwdev))
hinic3_parse_l2nic_res_cap(hwdev, cap, dev_cap, type);
}
static int get_cap_from_fw(struct hinic3_hwdev *hwdev,
enum hinic3_func_type type)
{
struct mgmt_msg_params msg_params = {};
struct cfg_cmd_dev_cap dev_cap = {};
int err;
dev_cap.func_id = hinic3_global_func_id(hwdev);
mgmt_msg_params_init_default(&msg_params, &dev_cap, sizeof(dev_cap));
err = hinic3_send_mbox_to_mgmt(hwdev, MGMT_MOD_CFGM,
CFG_CMD_GET_DEV_CAP, &msg_params);
if (err || dev_cap.head.status) {
dev_err(hwdev->dev,
"Failed to get capability from FW, err: %d, status: 0x%x\n",
err, dev_cap.head.status);
return -EIO;
}
hinic3_parse_dev_cap(hwdev, &dev_cap, type);
return 0;
}
static int hinic3_init_irq_info(struct hinic3_hwdev *hwdev)
{
struct hinic3_cfg_mgmt_info *cfg_mgmt = hwdev->cfg_mgmt;
@ -153,6 +214,11 @@ void hinic3_free_irq(struct hinic3_hwdev *hwdev, u32 irq_id)
mutex_unlock(&irq_info->irq_mutex);
}
int hinic3_init_capability(struct hinic3_hwdev *hwdev)
{
return get_cap_from_fw(hwdev, HINIC3_FUNC_TYPE_VF);
}
bool hinic3_support_nic(struct hinic3_hwdev *hwdev)
{
return hwdev->cfg_mgmt->cap.supp_svcs_bitmap &

1
drivers/net/ethernet/huawei/hinic3/hinic3_hw_cfg.h
View File

@ -49,6 +49,7 @@ int hinic3_alloc_irqs(struct hinic3_hwdev *hwdev, u16 num,
struct msix_entry *alloc_arr, u16 *act_num);
void hinic3_free_irq(struct hinic3_hwdev *hwdev, u32 irq_id);
int hinic3_init_capability(struct hinic3_hwdev *hwdev);
bool hinic3_support_nic(struct hinic3_hwdev *hwdev);
u16 hinic3_func_max_qnum(struct hinic3_hwdev *hwdev);
u8 hinic3_physical_port_id(struct hinic3_hwdev *hwdev);

42
drivers/net/ethernet/huawei/hinic3/hinic3_hw_intf.h
View File

@ -51,6 +51,48 @@ static inline void mgmt_msg_params_init_default(struct mgmt_msg_params *msg_para
msg_params->timeout_ms = 0;
}
enum cfg_cmd {
CFG_CMD_GET_DEV_CAP = 0,
};
/* Device capabilities, defined by hw */
struct cfg_cmd_dev_cap {
struct mgmt_msg_head head;
u16 func_id;
u16 rsvd1;
/* Public resources */
u8 host_id;
u8 ep_id;
u8 er_id;
u8 port_id;
u16 host_total_func;
u8 host_pf_num;
u8 pf_id_start;
u16 host_vf_num;
u16 vf_id_start;
u8 host_oq_id_mask_val;
u8 timer_en;
u8 host_valid_bitmap;
u8 rsvd_host;
u16 svc_cap_en;
u16 max_vf;
u8 flexq_en;
u8 valid_cos_bitmap;
u8 port_cos_valid_bitmap;
u8 rsvd2[45];
/* l2nic */
u16 nic_max_sq_id;
u16 nic_max_rq_id;
u16 nic_default_num_queues;
u8 rsvd3[250];
};
/* COMM Commands between Driver to fw */
enum comm_cmd {
/* Commands for clearing FLR and resources */

6
drivers/net/ethernet/huawei/hinic3/hinic3_hwdev.c
View File

@ -479,6 +479,12 @@ int hinic3_init_hwdev(struct pci_dev *pdev)
goto err_free_cfg_mgmt;
}
err = hinic3_init_capability(hwdev);
if (err) {
dev_err(hwdev->dev, "Failed to init capability\n");
goto err_uninit_comm_ch;
}
err = hinic3_set_comm_features(hwdev, hwdev->features,
COMM_MAX_FEATURE_QWORD);
if (err) {