// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2013 - 2018 Intel Corporation. */
#include <linux/list.h>
#include <linux/errno.h>
#include <linux/net/intel/i40e_client.h>
#include "i40e.h"
static LIST_HEAD(i40e_devices);
static DEFINE_MUTEX(i40e_device_mutex);
DEFINE_IDA(i40e_client_ida);
static int i40e_client_virtchnl_send(struct i40e_info *ldev,
struct i40e_client *client,
u32 vf_id, u8 *msg, u16 len);
static int i40e_client_setup_qvlist(struct i40e_info *ldev,
struct i40e_client *client,
struct i40e_qvlist_info *qvlist_info);
static void i40e_client_request_reset(struct i40e_info *ldev,
struct i40e_client *client,
u32 reset_level);
static int i40e_client_update_vsi_ctxt(struct i40e_info *ldev,
struct i40e_client *client,
bool is_vf, u32 vf_id,
u32 flag, u32 valid_flag);
static struct i40e_ops i40e_lan_ops = {
.virtchnl_send = i40e_client_virtchnl_send,
.setup_qvlist = i40e_client_setup_qvlist,
.request_reset = i40e_client_request_reset,
.update_vsi_ctxt = i40e_client_update_vsi_ctxt,
};
/**
* i40e_client_get_params - Get the params that can change at runtime
* @vsi: the VSI with the message
* @params: client param struct
*
**/
static
int i40e_client_get_params(struct i40e_vsi *vsi, struct i40e_params *params)
{
struct i40e_dcbx_config *dcb_cfg = &vsi->back->hw.local_dcbx_config;
int i = 0;
for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
u8 tc = dcb_cfg->etscfg.prioritytable[i];
u16 qs_handle;
/* If TC is not enabled for VSI use TC0 for UP */
if (!(vsi->tc_config.enabled_tc & BIT(tc)))
tc = 0;
qs_handle = le16_to_cpu(vsi->info.qs_handle[tc]);
params->qos.prio_qos[i].tc = tc;
params->qos.prio_qos[i].qs_handle = qs_handle;
if (qs_handle == I40E_AQ_VSI_QS_HANDLE_INVALID) {
dev_err(&vsi->back->pdev->dev, "Invalid queue set handle for TC = %d, vsi id = %d\n",
tc, vsi->id);
return -EINVAL;
}
}
params->mtu = vsi->netdev->mtu;
return 0;
}
/**
* i40e_notify_client_of_vf_msg - call the client vf message callback
* @vsi: the VSI with the message
* @vf_id: the absolute VF id that sent the message
* @msg: message buffer
* @len: length of the message
*
* If there is a client to this VSI, call the client
**/
void
i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id, u8 *msg, u16 len)
{
struct i40e_pf *pf = vsi->back;
struct i40e_client_instance *cdev = pf->cinst;
if (!cdev || !cdev->client)
return;
if (!cdev->client->ops || !cdev->client->ops->virtchnl_receive) {
dev_dbg(&pf->pdev->dev,
"Cannot locate client instance virtual channel receive routine\n");
return;
}
if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) {
dev_dbg(&pf->pdev->dev, "Client is not open, abort virtchnl_receive\n");
return;
}
cdev->client->ops->virtchnl_receive(&cdev->lan_info, cdev->client,
vf_id, msg, len);
}
/**
* i40e_notify_client_of_l2_param_changes - call the client notify callback
* @pf: PF device pointer
*
* If there is a client, call its callback
**/
void i40e_notify_client_of_l2_param_changes(struct i40e_pf *pf)
{
struct i40e_vsi *vsi = i40e_pf_get_main_vsi(pf);
struct i40e_client_instance *cdev = pf->cinst;
struct i40e_params params;
if (!cdev || !cdev->client)
return;
if (!cdev->client->ops || !cdev->client->ops->l2_param_change) {
dev_dbg(&pf->pdev->dev,
"Cannot locate client instance l2_param_change routine\n");
return;
}
if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) {
dev_dbg(&pf->pdev->dev,
"Client is not open, abort l2 param change\n");
return;
}
memset(¶ms, 0, sizeof(params));
i40e_client_get_params(vsi, ¶ms);
memcpy(&cdev->lan_info.params, ¶ms, sizeof(struct i40e_params));
cdev->client->ops->l2_param_change(&cdev->lan_info, cdev->client,
¶ms);
}
/**
* i40e_client_release_qvlist - release MSI-X vector mapping for client
* @ldev: pointer to L2 context.
*
**/
static void i40e_client_release_qvlist(struct i40e_info *ldev)
{
struct i40e_qvlist_info *qvlist_info = ldev->qvlist_info;
u32 i;
if (!ldev->qvlist_info)
return;
for (i = 0; i < qvlist_info->num_vectors; i++) {
struct i40e_pf *pf = ldev->pf;
struct i40e_qv_info *qv_info;
u32 reg_idx;
qv_info = &qvlist_info->qv_info[i];
reg_idx = I40E_PFINT_LNKLSTN(qv_info->v_idx - 1);
wr32(&pf->hw, reg_idx, I40E_PFINT_LNKLSTN_FIRSTQ_INDX_MASK);
}
kfree(ldev->qvlist_info);
ldev->qvlist_info = NULL;
}
/**
* i40e_notify_client_of_netdev_close - call the client close callback
* @pf: PF device pointer
* @reset: true when close called due to a reset pending
*
* If there is a client to this netdev, call the client with close
**/
void i40e_notify_client_of_netdev_close(struct i40e_pf *pf, bool reset)
{
struct i40e_client_instance *cdev = pf->cinst;
if (!cdev || !cdev->client)
return;
if (!cdev->client->ops || !cdev->client->ops->close) {
dev_dbg(&pf->pdev->dev,
"Cannot locate client instance close routine\n");
return;
}
if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) {
dev_dbg(&pf->pdev->dev, "Client is not open, abort close\n");
return;
}
cdev->client->ops->close(&cdev->lan_info, cdev->client, reset);
clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state);
i40e_client_release_qvlist(&cdev->lan_info);
}
/**
* i40e_notify_client_of_vf_reset - call the client vf reset callback
* @pf: PF device pointer
* @vf_id: asolute id of VF being reset
*
* If there is a client attached to this PF, notify when a VF is reset
**/
void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id)
{
struct i40e_client_instance *cdev = pf->cinst;
if (!cdev || !cdev->client)
return;
if (!cdev->client->ops || !cdev->client->ops->vf_reset) {
dev_dbg(&pf->pdev->dev,
"Cannot locate client instance VF reset routine\n");
return;
}
if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) {
dev_dbg(&pf->pdev->dev, "Client is not open, abort vf-reset\n");
return;
}
cdev->client->ops->vf_reset(&cdev->lan_info, cdev->client, vf_id);
}
/**
* i40e_notify_client_of_vf_enable - call the client vf notification callback
* @pf: PF device pointer
* @num_vfs: the number of VFs currently enabled, 0 for disable
*
* If there is a client attached to this PF, call its VF notification routine
**/
void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs)
{
struct i40e_client_instance *cdev = pf->cinst;
if (!cdev || !cdev->client)
return;
if (!cdev->client->ops || !cdev->client->ops->vf_enable) {
dev_dbg(&pf->pdev->dev,
"Cannot locate client instance VF enable routine\n");
return;
}
if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED,
&cdev->state)) {
dev_dbg(&pf->pdev->dev, "Client is not open, abort vf-enable\n");
return;
}
cdev->client->ops->vf_enable(&cdev->lan_info, cdev->client, num_vfs);
}
/**
* i40e_vf_client_capable - ask the client if it likes the specified VF
* @pf: PF device pointer
* @vf_id: the VF in question
*
* If there is a client of the specified type attached to this PF, call
* its vf_capable routine
**/
int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id)
{
struct i40e_client_instance *cdev = pf->cinst;
int capable = false;
if (!cdev || !cdev->client)
goto out;
if (!cdev->client->ops || !cdev->client->ops->vf_capable) {
dev_dbg(&pf->pdev->dev,
"Cannot locate client instance VF capability routine\n");
goto out;
}
if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state))
goto out;
capable = cdev->client->ops->vf_capable(&cdev->lan_info,
cdev->client,
vf_id);
out:
return capable;
}
void i40e_client_update_msix_info(struct i40e_pf *pf)
{
struct i40e_client_instance *cdev = pf->cinst;
if (!cdev || !cdev->client)
return;
cdev->lan_info.msix_count = pf->num_iwarp_msix;
cdev->lan_info.msix_entries = &pf->msix_entries[pf->iwarp_base_vector];
}
static void i40e_auxiliary_dev_release(struct device *dev)
{
struct i40e_auxiliary_device *i40e_aux_dev =
container_of(dev, struct i40e_auxiliary_device, aux_dev.dev);
ida_free(&i40e_client_ida, i40e_aux_dev->aux_dev.id);
kfree(i40e_aux_dev);
}
static int i40e_register_auxiliary_dev(struct i40e_info *ldev, const char *name)
{
struct i40e_auxiliary_device *i40e_aux_dev;
struct pci_dev *pdev = ldev->pcidev;
struct auxiliary_device *aux_dev;
int ret;
i40e_aux_dev = kzalloc(sizeof(*i40e_aux_dev), GFP_KERNEL);
if (!i40e_aux_dev)
return -ENOMEM;
i40e_aux_dev->ldev = ldev;
aux_dev = &i40e_aux_dev->aux_dev;
aux_dev->name = name;
aux_dev->dev.parent = &pdev->dev;
aux_dev->dev.release = i40e_auxiliary_dev_release;
ldev->aux_dev = aux_dev;
ret = ida_alloc(&i40e_client_ida, GFP_KERNEL);
if (ret < 0) {
kfree(i40e_aux_dev);
return ret;
}
aux_dev->id = ret;
ret = auxiliary_device_init(aux_dev);
if (ret < 0) {
ida_free(&i40e_client_ida, aux_dev->id);
kfree(i40e_aux_dev);
return ret;
}
ret = auxiliary_device_add(aux_dev);
if (ret) {
auxiliary_device_uninit(aux_dev);
return ret;
}
return ret;
}
/**
* i40e_client_add_instance - add a client instance struct to the instance list
* @pf: pointer to the board struct
*
**/
static void i40e_client_add_instance(struct i40e_pf *pf)
{
struct i40e_vsi *vsi = i40e_pf_get_main_vsi(pf);
struct i40e_client_instance *cdev = NULL;
struct netdev_hw_addr *mac = NULL;
cdev = kzalloc(sizeof(*cdev), GFP_KERNEL);
if (!cdev)
return;
cdev->lan_info.pf = (void *)pf;
cdev->lan_info.netdev = vsi->netdev;
cdev->lan_info.pcidev = pf->pdev;
cdev->lan_info.fid = pf->hw.pf_id;
cdev->lan_info.ftype = I40E_CLIENT_FTYPE_PF;
cdev->lan_info.hw_addr = pf->hw.hw_addr;
cdev->lan_info.ops = &i40e_lan_ops;
cdev->lan_info.version.major = I40E_CLIENT_VERSION_MAJOR;
cdev->lan_info.version.minor = I40E_CLIENT_VERSION_MINOR;
cdev->lan_info.version.build = I40E_CLIENT_VERSION_BUILD;
cdev->lan_info.fw_maj_ver = pf->hw.aq.fw_maj_ver;
cdev->lan_info.fw_min_ver = pf->hw.aq.fw_min_ver;
cdev->lan_info.fw_build = pf->hw.aq.fw_build;
set_bit(__I40E_CLIENT_INSTANCE_NONE, &cdev->state);
if (i40e_client_get_params(vsi, &cdev->lan_info.params))
goto free_cdev;
mac = list_first_entry(&cdev->lan_info.netdev->dev_addrs.list,
struct netdev_hw_addr, list);
if (mac)
ether_addr_copy(cdev->lan_info.lanmac, mac->addr);
else
dev_err(&pf->pdev->dev, "MAC address list is empty!\n");
pf->cinst = cdev;
cdev->lan_info.msix_count = pf->num_iwarp_msix;
cdev->lan_info.msix_entries = &pf->msix_entries[pf->iwarp_base_vector];
if (i40e_register_auxiliary_dev(&cdev->lan_info, "iwarp"))
goto free_cdev;
return;
free_cdev:
kfree(cdev);
pf->cinst = NULL;
}
/**
* i40e_client_del_instance - removes a client instance from the list
* @pf: pointer to the board struct
*
**/
static
void i40e_client_del_instance(struct i40e_pf *pf)
{
kfree(pf->cinst);
pf->cinst = NULL;
}
/**
* i40e_client_subtask - client maintenance work
* @pf: board private structure
**/
void i40e_client_subtask(struct i40e_pf *pf)
{
struct i40e_vsi *vsi = i40e_pf_get_main_vsi(pf);
struct i40e_client_instance *cdev;
struct i40e_client *client;
int ret = 0;
if (!test_and_clear_bit(__I40E_CLIENT_SERVICE_REQUESTED, pf->state))
return;
cdev = pf->cinst;
/* If we're down or resetting, just bail */
if (test_bit(__I40E_DOWN, pf->state) ||
test_bit(__I40E_CONFIG_BUSY, pf->state))
return;
if (!cdev || !cdev->client)
return;
client = cdev->client;
/* Here we handle client opens. If the client is down, and
* the netdev is registered, then open the client.
*/
if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) {
if (vsi->netdev_registered &&
client->ops && client->ops->open) {
set_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state);
ret = client->ops->open(&cdev->lan_info, client);
if (ret) {
/* Remove failed client instance */
clear_bit(__I40E_CLIENT_INSTANCE_OPENED,
&cdev->state);
return;
}
}
}
/* enable/disable PE TCP_ENA flag based on netdev down/up
*/
if (test_bit(__I40E_VSI_DOWN, vsi->state))
i40e_client_update_vsi_ctxt(&cdev->lan_info, client,
0, 0, 0,
I40E_CLIENT_VSI_FLAG_TCP_ENABLE);
else
i40e_client_update_vsi_ctxt(&cdev->lan_info, client,
0, 0,
I40E_CLIENT_VSI_FLAG_TCP_ENABLE,
I40E_CLIENT_VSI_FLAG_TCP_ENABLE);
}
/**
* i40e_lan_add_device - add a lan device struct to the list of lan devices
* @pf: pointer to the board struct
*
* Returns 0 on success or none 0 on error
**/
int i40e_lan_add_device(struct i40e_pf *pf)
{
struct i40e_device *ldev;
int ret = 0;
mutex_lock(&i40e_device_mutex);
list_for_each_entry(ldev, &i40e_devices, list) {
if (ldev->pf == pf) {
ret = -EEXIST;
goto out;
}
}
ldev = kzalloc(sizeof(*ldev), GFP_KERNEL);
if (!ldev) {
ret = -ENOMEM;
goto out;
}
ldev->pf = pf;
INIT_LIST_HEAD(&ldev->list);
list_add(&ldev->list, &i40e_devices);
dev_info(&pf->pdev->dev, "Added LAN device PF%d bus=0x%02x dev=0x%02x func=0x%02x\n",
pf->hw.pf_id, pf->hw.bus.bus_id,
pf->hw.bus.device, pf->hw.bus.func);
i40e_client_add_instance(pf);
set_bit(__I40E_CLIENT_SERVICE_REQUESTED, pf->state);
i40e_service_event_schedule(pf);
out:
mutex_unlock(&i40e_device_mutex);
return ret;
}
/**
* i40e_lan_del_device - removes a lan device from the device list
* @pf: pointer to the board struct
*
* Returns 0 on success or non-0 on error
**/
int i40e_lan_del_device(struct i40e_pf *pf)
{
struct auxiliary_device *aux_dev = pf->cinst->lan_info.aux_dev;
struct i40e_device *ldev, *tmp;
int ret = -ENODEV;
auxiliary_device_delete(aux_dev);
auxiliary_device_uninit(aux_dev);
/* First, remove any client instance. */
i40e_client_del_instance(pf);
mutex_lock(&i40e_device_mutex);
list_for_each_entry_safe(ldev, tmp, &i40e_devices, list) {
if (ldev->pf == pf) {
dev_info(&pf->pdev->dev, "Deleted LAN device PF%d bus=0x%02x dev=0x%02x func=0x%02x\n",
pf->hw.pf_id, pf->hw.bus.bus_id,
pf->hw.bus.device, pf->hw.bus.func);
list_del(&ldev->list);
kfree(ldev);
ret = 0;
break;
}
}
mutex_unlock(&i40e_device_mutex);
return ret;
}
/**
* i40e_client_virtchnl_send - TBD
* @ldev: pointer to L2 context
* @client: Client pointer
* @vf_id: absolute VF identifier
* @msg: message buffer
* @len: length of message buffer
*
* Return 0 on success or < 0 on error
**/
static int i40e_client_virtchnl_send(struct i40e_info *ldev,
struct i40e_client *client,
u32 vf_id, u8 *msg, u16 len)
{
struct i40e_pf *pf = ldev->pf;
struct i40e_hw *hw = &pf->hw;
int err;
err = i40e_aq_send_msg_to_vf(hw, vf_id, VIRTCHNL_OP_RDMA,
0, msg, len, NULL);
if (err)
dev_err(&pf->pdev->dev, "Unable to send iWarp message to VF, error %d, aq status %d\n",
err, hw->aq.asq_last_status);
return err;
}
/**
* i40e_client_setup_qvlist
* @ldev: pointer to L2 context.
* @client: Client pointer.
* @qvlist_info: queue and vector list
*
* Return 0 on success or < 0 on error
**/
static int i40e_client_setup_qvlist(struct i40e_info *ldev,
struct i40e_client *client,
struct i40e_qvlist_info *qvlist_info)
{
struct i40e_pf *pf = ldev->pf;
struct i40e_hw *hw = &pf->hw;
struct i40e_qv_info *qv_info;
u32 v_idx, i, reg_idx, reg;
ldev->qvlist_info = kzalloc(struct_size(ldev->qvlist_info, qv_info,
qvlist_info->num_vectors), GFP_KERNEL);
if (!ldev->qvlist_info)
return -ENOMEM;
ldev->qvlist_info->num_vectors = qvlist_info->num_vectors;
for (i = 0; i < qvlist_info->num_vectors; i++) {
qv_info = &qvlist_info->qv_info[i];
v_idx = qv_info->v_idx;
/* Validate vector id belongs to this client */
if ((v_idx >= (pf->iwarp_base_vector + pf->num_iwarp_msix)) ||
(v_idx < pf->iwarp_base_vector))
goto err;
ldev->qvlist_info->qv_info[i] = *qv_info;
reg_idx = I40E_PFINT_LNKLSTN(v_idx - 1);
if (qv_info->ceq_idx == I40E_QUEUE_INVALID_IDX) {
/* Special case - No CEQ mapped on this vector */
wr32(hw, reg_idx, I40E_PFINT_LNKLSTN_FIRSTQ_INDX_MASK);
} else {
reg = (qv_info->ceq_idx &
I40E_PFINT_LNKLSTN_FIRSTQ_INDX_MASK) |
(I40E_QUEUE_TYPE_PE_CEQ <<
I40E_PFINT_LNKLSTN_FIRSTQ_TYPE_SHIFT);
wr32(hw, reg_idx, reg);
reg = (I40E_PFINT_CEQCTL_CAUSE_ENA_MASK |
(v_idx << I40E_PFINT_CEQCTL_MSIX_INDX_SHIFT) |
(qv_info->itr_idx <<
I40E_PFINT_CEQCTL_ITR_INDX_SHIFT) |
(I40E_QUEUE_END_OF_LIST <<
I40E_PFINT_CEQCTL_NEXTQ_INDX_SHIFT));
wr32(hw, I40E_PFINT_CEQCTL(qv_info->ceq_idx), reg);
}
if (qv_info->aeq_idx != I40E_QUEUE_INVALID_IDX) {
reg = (I40E_PFINT_AEQCTL_CAUSE_ENA_MASK |
(v_idx << I40E_PFINT_AEQCTL_MSIX_INDX_SHIFT) |
(qv_info->itr_idx <<
I40E_PFINT_AEQCTL_ITR_INDX_SHIFT));
wr32(hw, I40E_PFINT_AEQCTL, reg);
}
}
/* Mitigate sync problems with iwarp VF driver */
i40e_flush(hw);
return 0;
err:
kfree(ldev->qvlist_info);
ldev->qvlist_info = NULL;
return -EINVAL;
}
/**
* i40e_client_request_reset
* @ldev: pointer to L2 context.
* @client: Client pointer.
* @reset_level: reset level
**/
static void i40e_client_request_reset(struct i40e_info *ldev,
struct i40e_client *client,
u32 reset_level)
{
struct i40e_pf *pf = ldev->pf;
switch (reset_level) {
case I40E_CLIENT_RESET_LEVEL_PF:
set_bit(__I40E_PF_RESET_REQUESTED, pf->state);
break;
case I40E_CLIENT_RESET_LEVEL_CORE:
set_bit(__I40E_PF_RESET_REQUESTED, pf->state);
break;
default:
dev_warn(&pf->pdev->dev,
"Client for PF id %d requested an unsupported reset: %d.\n",
pf->hw.pf_id, reset_level);
break;
}
i40e_service_event_schedule(pf);
}
/**
* i40e_client_update_vsi_ctxt
* @ldev: pointer to L2 context.
* @client: Client pointer.
* @is_vf: if this for the VF
* @vf_id: if is_vf true this carries the vf_id
* @flag: Any device level setting that needs to be done for PE
* @valid_flag: Bits in this match up and enable changing of flag bits
*
* Return 0 on success or < 0 on error
**/
static int i40e_client_update_vsi_ctxt(struct i40e_info *ldev,
struct i40e_client *client,
bool is_vf, u32 vf_id,
u32 flag, u32 valid_flag)
{
struct i40e_vsi *vsi = i40e_pf_get_main_vsi(ldev->pf);
struct i40e_pf *pf = ldev->pf;
struct i40e_vsi_context ctxt;
bool update = true;
int err;
/* TODO: for now do not allow setting VF's VSI setting */
if (is_vf)
return -EINVAL;
ctxt.seid = pf->main_vsi_seid;
ctxt.pf_num = pf->hw.pf_id;
err = i40e_aq_get_vsi_params(&pf->hw, &ctxt, NULL);
ctxt.flags = I40E_AQ_VSI_TYPE_PF;
if (err) {
dev_info(&pf->pdev->dev,
"couldn't get PF vsi config, err %pe aq_err %s\n",
ERR_PTR(err),
i40e_aq_str(&pf->hw,
pf->hw.aq.asq_last_status));
return -ENOENT;
}
if ((valid_flag & I40E_CLIENT_VSI_FLAG_TCP_ENABLE) &&
(flag & I40E_CLIENT_VSI_FLAG_TCP_ENABLE)) {
ctxt.info.valid_sections =
cpu_to_le16(I40E_AQ_VSI_PROP_QUEUE_OPT_VALID);
ctxt.info.queueing_opt_flags |= I40E_AQ_VSI_QUE_OPT_TCP_ENA;
} else if ((valid_flag & I40E_CLIENT_VSI_FLAG_TCP_ENABLE) &&
!(flag & I40E_CLIENT_VSI_FLAG_TCP_ENABLE)) {
ctxt.info.valid_sections =
cpu_to_le16(I40E_AQ_VSI_PROP_QUEUE_OPT_VALID);
ctxt.info.queueing_opt_flags &= ~I40E_AQ_VSI_QUE_OPT_TCP_ENA;
} else {
update = false;
dev_warn(&pf->pdev->dev,
"Client for PF id %d request an unsupported Config: %x.\n",
pf->hw.pf_id, flag);
}
if (update) {
err = i40e_aq_update_vsi_params(&vsi->back->hw, &ctxt, NULL);
if (err) {
dev_info(&pf->pdev->dev,
"update VSI ctxt for PE failed, err %pe aq_err %s\n",
ERR_PTR(err),
i40e_aq_str(&pf->hw,
pf->hw.aq.asq_last_status));
}
}
return err;
}
void i40e_client_device_register(struct i40e_info *ldev, struct i40e_client *client)
{
struct i40e_pf *pf = ldev->pf;
pf->cinst->client = client;
set_bit(__I40E_CLIENT_SERVICE_REQUESTED, pf->state);
i40e_service_event_schedule(pf);
}
EXPORT_SYMBOL_GPL(i40e_client_device_register);
void i40e_client_device_unregister(struct i40e_info *ldev)
{
struct i40e_pf *pf = ldev->pf;
struct i40e_client_instance *cdev = pf->cinst;
if (!cdev)
return;
while (test_and_set_bit(__I40E_SERVICE_SCHED, pf->state))
usleep_range(500, 1000);
if (test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) {
cdev->client->ops->close(&cdev->lan_info, cdev->client, false);
clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state);
i40e_client_release_qvlist(&cdev->lan_info);
}
pf->cinst->client = NULL;
clear_bit(__I40E_SERVICE_SCHED, pf->state);
}
EXPORT_SYMBOL_GPL(i40e_client_device_unregister);
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