[dpdk-dev,v6,02/22] i40e: tear down flow director
Commit Message
release fortville resources on flow director, includes
- queue 0 pair release
- release vsi
Signed-off-by: jingjing.wu <jingjing.wu@intel.com>
---
lib/librte_pmd_i40e/i40e_ethdev.c | 7 +++++++
lib/librte_pmd_i40e/i40e_ethdev.h | 1 +
lib/librte_pmd_i40e/i40e_fdir.c | 21 +++++++++++++++++++++
3 files changed, 29 insertions(+)
@@ -521,6 +521,7 @@ eth_i40e_dev_init(__rte_unused struct eth_driver *eth_drv,
err_mac_alloc:
i40e_vsi_release(pf->main_vsi);
err_setup_pf_switch:
+ i40e_fdir_teardown(pf);
err_get_mac_addr:
err_configure_lan_hmc:
(void)i40e_shutdown_lan_hmc(hw);
@@ -877,11 +878,16 @@ i40e_dev_stop(struct rte_eth_dev *dev)
i40e_vsi_queues_unbind_intr(pf->vmdq[i].vsi);
}
+ if (pf->flags & I40E_FLAG_FDIR) {
+ i40e_vsi_queues_bind_intr(pf->fdir.fdir_vsi);
+ i40e_vsi_enable_queues_intr(pf->fdir.fdir_vsi);
+ }
/* Clear all queues and release memory */
i40e_dev_clear_queues(dev);
/* Set link down */
i40e_dev_set_link_down(dev);
+
}
static void
@@ -903,6 +909,7 @@ i40e_dev_close(struct rte_eth_dev *dev)
i40e_shutdown_lan_hmc(hw);
/* release all the existing VSIs and VEBs */
+ i40e_fdir_teardown(pf);
i40e_vsi_release(pf->main_vsi);
/* shutdown the adminq */
@@ -401,6 +401,7 @@ const struct rte_memzone *i40e_memzone_reserve(const char *name,
uint32_t len,
int socket_id);
int i40e_fdir_configure(struct rte_eth_dev *dev);
+void i40e_fdir_teardown(struct i40e_pf *pf);
/* I40E_DEV_PRIVATE_TO */
#define I40E_DEV_PRIVATE_TO_PF(adapter) \
@@ -225,6 +225,27 @@ fail_setup_tx:
return err;
}
+/*
+ * 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;
+ 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;
+}
+
/* check whether the flow director table in empty */
static inline int
i40e_fdir_empty(struct i40e_hw *hw)