static int
i40e_pf_host_switch_queues(struct i40e_pf_vf *vf,
struct i40e_virtchnl_queue_select *qsel,
bool on)
{
int ret = I40E_SUCCESS;
int i;
struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
uint16_t baseq = vf->vsi->base_queue;
if (qsel->rx_queues + qsel->tx_queues == 0)
return I40E_ERR_PARAM;
/* always enable RX first and disable last */
/* Enable RX if it's enable */
if (on) {
for (i = 0; i < I40E_MAX_QP_NUM_PER_VF; i++)
if (qsel->rx_queues & (1 << i)) {
ret = i40e_switch_rx_queue(hw, baseq + i, on);
if (ret != I40E_SUCCESS)
return ret;
}
}
/* Enable/Disable TX */
for (i = 0; i < I40E_MAX_QP_NUM_PER_VF; i++)
if (qsel->tx_queues & (1 << i)) {
ret = i40e_switch_tx_queue(hw, baseq + i, on);
if (ret != I40E_SUCCESS)
return ret;
}
/* disable RX last if it's disable */
if (!on) {
/* disable RX */
for (i = 0; i < I40E_MAX_QP_NUM_PER_VF; i++)
if (qsel->rx_queues & (1 << i)) {
ret = i40e_switch_rx_queue(hw, baseq + i, on);
if (ret != I40E_SUCCESS)
return ret;
}
}
return ret;
}
/*
* i40e_fdir_teardown - release the Flow Director resources
* @pf: board private structure
*/
void
i40e_fdir_teardown(struct i40e_pf *pf)
{
struct i40e_hw *hw = I40E_PF_TO_HW(pf);
struct i40e_vsi *vsi;
vsi = pf->fdir.fdir_vsi;
if (!vsi)
return;
i40e_switch_tx_queue(hw, vsi->base_queue, FALSE);
i40e_switch_rx_queue(hw, vsi->base_queue, FALSE);
i40e_dev_rx_queue_release(pf->fdir.rxq);
pf->fdir.rxq = NULL;
i40e_dev_tx_queue_release(pf->fdir.txq);
pf->fdir.txq = NULL;
i40e_vsi_release(vsi);
pf->fdir.fdir_vsi = NULL;
}
/*
* i40e_fdir_setup - reserve and initialize the Flow Director resources
* @pf: board private structure
*/
int
i40e_fdir_setup(struct i40e_pf *pf)
{
struct i40e_hw *hw = I40E_PF_TO_HW(pf);
struct i40e_vsi *vsi;
int err = I40E_SUCCESS;
char z_name[RTE_MEMZONE_NAMESIZE];
const struct rte_memzone *mz = NULL;
struct rte_eth_dev *eth_dev = pf->adapter->eth_dev;
if ((pf->flags & I40E_FLAG_FDIR) == 0) {
PMD_INIT_LOG(ERR, "HW doesn't support FDIR");
return I40E_NOT_SUPPORTED;
}
PMD_DRV_LOG(INFO, "FDIR HW Capabilities: num_filters_guaranteed = %u,"
" num_filters_best_effort = %u.",
hw->func_caps.fd_filters_guaranteed,
hw->func_caps.fd_filters_best_effort);
vsi = pf->fdir.fdir_vsi;
if (vsi) {
PMD_DRV_LOG(INFO, "FDIR initialization has been done.");
return I40E_SUCCESS;
}
/* make new FDIR VSI */
vsi = i40e_vsi_setup(pf, I40E_VSI_FDIR, pf->main_vsi, 0);
if (!vsi) {
PMD_DRV_LOG(ERR, "Couldn't create FDIR VSI.");
return I40E_ERR_NO_AVAILABLE_VSI;
}
pf->fdir.fdir_vsi = vsi;
/*Fdir tx queue setup*/
err = i40e_fdir_setup_tx_resources(pf);
if (err) {
PMD_DRV_LOG(ERR, "Failed to setup FDIR TX resources.");
goto fail_setup_tx;
}
/*Fdir rx queue setup*/
err = i40e_fdir_setup_rx_resources(pf);
if (err) {
PMD_DRV_LOG(ERR, "Failed to setup FDIR RX resources.");
goto fail_setup_rx;
}
err = i40e_tx_queue_init(pf->fdir.txq);
if (err) {
PMD_DRV_LOG(ERR, "Failed to do FDIR TX initialization.");
goto fail_mem;
}
/* need switch on before dev start*/
err = i40e_switch_tx_queue(hw, vsi->base_queue, TRUE);
if (err) {
PMD_DRV_LOG(ERR, "Failed to do fdir TX switch on.");
goto fail_mem;
}
/* Init the rx queue in hardware */
err = i40e_fdir_rx_queue_init(pf->fdir.rxq);
if (err) {
PMD_DRV_LOG(ERR, "Failed to do FDIR RX initialization.");
goto fail_mem;
}
/* switch on rx queue */
err = i40e_switch_rx_queue(hw, vsi->base_queue, TRUE);
if (err) {
PMD_DRV_LOG(ERR, "Failed to do FDIR RX switch on.");
goto fail_mem;
}
/* reserve memory for the fdir programming packet */
snprintf(z_name, sizeof(z_name), "%s_%s_%d",
eth_dev->driver->pci_drv.name,
I40E_FDIR_MZ_NAME,
eth_dev->data->port_id);
mz = i40e_memzone_reserve(z_name, I40E_FDIR_PKT_LEN, SOCKET_ID_ANY);
if (!mz) {
PMD_DRV_LOG(ERR, "Cannot init memzone for "
"flow director program packet.");
err = I40E_ERR_NO_MEMORY;
goto fail_mem;
}
pf->fdir.prg_pkt = mz->addr;
pf->fdir.dma_addr = rte_mem_phy2mch(mz->memseg_id, mz->phys_addr);
pf->fdir.match_counter_index = I40E_COUNTER_INDEX_FDIR(hw->pf_id);
PMD_DRV_LOG(INFO, "FDIR setup successfully, with programming queue %u.",
vsi->base_queue);
return I40E_SUCCESS;
fail_mem:
i40e_dev_rx_queue_release(pf->fdir.rxq);
pf->fdir.rxq = NULL;
fail_setup_rx:
i40e_dev_tx_queue_release(pf->fdir.txq);
pf->fdir.txq = NULL;
fail_setup_tx:
i40e_vsi_release(vsi);
pf->fdir.fdir_vsi = NULL;
return err;
}
