numam-dpdk/drivers/net/hinic/base/hinic_pmd_cfg.c
Xiaoyun Wang 2ae8e130cf net/hinic/base: modify returned error values
Modify return errors with Linux system errors when
system requests fail.

Signed-off-by: Xiaoyun Wang <cloud.wangxiaoyun@huawei.com>
2020-07-07 23:38:26 +02:00

245 lines
6.5 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2017 Huawei Technologies Co., Ltd
*/
#include "hinic_compat.h"
#include "hinic_pmd_hwdev.h"
#include "hinic_pmd_hwif.h"
#include "hinic_pmd_mgmt.h"
#include "hinic_pmd_eqs.h"
#include "hinic_pmd_cfg.h"
#include "hinic_pmd_mbox.h"
bool hinic_support_nic(struct hinic_hwdev *hwdev, struct nic_service_cap *cap)
{
if (!IS_NIC_TYPE(hwdev))
return false;
if (cap)
memcpy(cap, &hwdev->cfg_mgmt->svc_cap.nic_cap, sizeof(*cap));
return true;
}
static void hinic_parse_shared_res_cap(struct service_cap *cap,
struct hinic_dev_cap *dev_cap,
__rte_unused enum func_type type)
{
struct host_shared_resource_cap *shared_cap = &cap->shared_res_cap;
shared_cap->host_pctxs = dev_cap->host_pctx_num;
if (dev_cap->host_sf_en)
cap->sf_en = true;
else
cap->sf_en = false;
shared_cap->host_cctxs = dev_cap->host_ccxt_num;
shared_cap->host_scqs = dev_cap->host_scq_num;
shared_cap->host_srqs = dev_cap->host_srq_num;
shared_cap->host_mpts = dev_cap->host_mpt_num;
PMD_DRV_LOG(INFO, "Get share resource capability:");
PMD_DRV_LOG(INFO, "host_pctxs: 0x%x, host_cctxs: 0x%x, host_scqs: 0x%x, host_srqs: 0x%x, host_mpts: 0x%x",
shared_cap->host_pctxs, shared_cap->host_cctxs,
shared_cap->host_scqs, shared_cap->host_srqs,
shared_cap->host_mpts);
}
static void hinic_parse_l2nic_res_cap(struct service_cap *cap,
struct hinic_dev_cap *dev_cap,
enum func_type type)
{
struct nic_service_cap *nic_cap = &cap->nic_cap;
if (type == TYPE_PF || type == TYPE_PPF) {
nic_cap->max_sqs = dev_cap->nic_max_sq + 1;
nic_cap->max_rqs = dev_cap->nic_max_rq + 1;
nic_cap->vf_max_sqs = dev_cap->nic_vf_max_sq + 1;
nic_cap->vf_max_rqs = dev_cap->nic_vf_max_rq + 1;
} else {
nic_cap->max_sqs = dev_cap->nic_max_sq;
nic_cap->max_rqs = dev_cap->nic_max_rq;
nic_cap->vf_max_sqs = 0;
nic_cap->vf_max_rqs = 0;
}
if (dev_cap->nic_lro_en)
nic_cap->lro_en = true;
else
nic_cap->lro_en = false;
nic_cap->lro_sz = dev_cap->nic_lro_sz;
nic_cap->tso_sz = dev_cap->nic_tso_sz;
PMD_DRV_LOG(INFO, "Get l2nic resource capability:");
PMD_DRV_LOG(INFO, "max_sqs: 0x%x, max_rqs: 0x%x, vf_max_sqs: 0x%x, vf_max_rqs: 0x%x",
nic_cap->max_sqs, nic_cap->max_rqs,
nic_cap->vf_max_sqs, nic_cap->vf_max_rqs);
}
u16 hinic_func_max_qnum(void *hwdev)
{
struct hinic_hwdev *dev = hwdev;
return dev->cfg_mgmt->svc_cap.max_sqs;
}
int init_cfg_mgmt(struct hinic_hwdev *hwdev)
{
struct cfg_mgmt_info *cfg_mgmt;
cfg_mgmt = kzalloc(sizeof(*cfg_mgmt), GFP_KERNEL);
if (!cfg_mgmt)
return -ENOMEM;
hwdev->cfg_mgmt = cfg_mgmt;
cfg_mgmt->hwdev = hwdev;
return 0;
}
void free_cfg_mgmt(struct hinic_hwdev *hwdev)
{
kfree(hwdev->cfg_mgmt);
hwdev->cfg_mgmt = NULL;
}
static void hinic_parse_pub_res_cap(struct service_cap *cap,
struct hinic_dev_cap *dev_cap,
enum func_type type)
{
cap->host_id = dev_cap->host_id;
cap->ep_id = dev_cap->ep_id;
cap->max_cos_id = dev_cap->max_cos_id;
cap->er_id = dev_cap->er_id;
cap->port_id = dev_cap->port_id;
if (type == TYPE_PF || type == TYPE_PPF) {
cap->max_vf = dev_cap->max_vf;
cap->pf_num = dev_cap->pf_num;
cap->pf_id_start = dev_cap->pf_id_start;
cap->vf_num = dev_cap->vf_num;
cap->vf_id_start = dev_cap->vf_id_start;
cap->max_sqs = dev_cap->nic_max_sq + 1;
cap->max_rqs = dev_cap->nic_max_rq + 1;
} else {
cap->max_vf = 0;
cap->max_sqs = dev_cap->nic_max_sq;
cap->max_rqs = dev_cap->nic_max_rq;
}
cap->chip_svc_type = dev_cap->svc_cap_en;
cap->host_total_function = dev_cap->host_total_func;
cap->host_oq_id_mask_val = dev_cap->host_oq_id_mask_val;
PMD_DRV_LOG(INFO, "Get public resource capability:");
PMD_DRV_LOG(INFO, "host_id: 0x%x, ep_id: 0x%x, intr_type: 0x%x, max_cos_id: 0x%x, er_id: 0x%x, port_id: 0x%x",
cap->host_id, cap->ep_id, cap->intr_chip_en,
cap->max_cos_id, cap->er_id, cap->port_id);
PMD_DRV_LOG(INFO, "host_total_function: 0x%x, host_oq_id_mask_val: 0x%x, max_vf: 0x%x",
cap->host_total_function, cap->host_oq_id_mask_val,
cap->max_vf);
PMD_DRV_LOG(INFO, "chip_svc_type: 0x%x", cap->chip_svc_type);
PMD_DRV_LOG(INFO, "pf_num: 0x%x, pf_id_start: 0x%x, vf_num: 0x%x, vf_id_start: 0x%x",
cap->pf_num, cap->pf_id_start,
cap->vf_num, cap->vf_id_start);
}
static void parse_dev_cap(struct hinic_hwdev *dev,
struct hinic_dev_cap *dev_cap,
enum func_type type)
{
struct service_cap *cap = &dev->cfg_mgmt->svc_cap;
/* Public resource */
hinic_parse_pub_res_cap(cap, dev_cap, type);
/* PPF managed dynamic resource */
if (type == TYPE_PPF)
hinic_parse_shared_res_cap(cap, dev_cap, type);
/* L2 NIC resource */
if (IS_NIC_TYPE(dev))
hinic_parse_l2nic_res_cap(cap, dev_cap, type);
}
static int get_cap_from_fw(struct hinic_hwdev *dev, enum func_type type)
{
int err;
u16 in_len, out_len;
struct hinic_dev_cap dev_cap;
memset(&dev_cap, 0, sizeof(dev_cap));
in_len = sizeof(dev_cap);
out_len = in_len;
dev_cap.mgmt_msg_head.resp_aeq_num = HINIC_AEQ1;
err = hinic_msg_to_mgmt_sync(dev, HINIC_MOD_CFGM, HINIC_CFG_NIC_CAP,
&dev_cap, in_len, &dev_cap, &out_len, 0);
if (err || dev_cap.mgmt_msg_head.status || !out_len) {
PMD_DRV_LOG(ERR, "Get capability from FW failed, err: %d, status: %d, out_len: %d",
err, dev_cap.mgmt_msg_head.status, out_len);
return -EIO;
}
parse_dev_cap(dev, &dev_cap, type);
return 0;
}
static int get_cap_from_pf(struct hinic_hwdev *dev, enum func_type type)
{
int err;
u16 in_len, out_len;
struct hinic_dev_cap dev_cap;
memset(&dev_cap, 0, sizeof(dev_cap));
in_len = sizeof(dev_cap);
out_len = in_len;
err = hinic_mbox_to_pf(dev, HINIC_MOD_CFGM, HINIC_CFG_MBOX_CAP,
&dev_cap, in_len, &dev_cap, &out_len,
CFG_MAX_CMD_TIMEOUT);
if (err || dev_cap.mgmt_msg_head.status || !out_len) {
PMD_DRV_LOG(ERR, "Get capability from PF failed, err: %d, status: %d, out_len: %d",
err, dev_cap.mgmt_msg_head.status, out_len);
return -EIO;
}
parse_dev_cap(dev, &dev_cap, type);
return 0;
}
static int get_dev_cap(struct hinic_hwdev *dev)
{
int err;
enum func_type type = HINIC_FUNC_TYPE(dev);
switch (type) {
case TYPE_PF:
case TYPE_PPF:
err = get_cap_from_fw(dev, type);
if (err) {
PMD_DRV_LOG(ERR, "Get PF/PPF capability failed");
return err;
}
break;
case TYPE_VF:
err = get_cap_from_pf(dev, type);
if (err) {
PMD_DRV_LOG(ERR, "Get VF capability failed, err: %d",
err);
return err;
}
break;
default:
PMD_DRV_LOG(ERR, "Unsupported PCI function type");
return -EINVAL;
}
return 0;
}
int hinic_init_capability(struct hinic_hwdev *hwdev)
{
return get_dev_cap(hwdev);
}