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ice: Introduce ice_init_mac_fltr and move ice_napi_del

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Consolidate adding unicast and broadcast MAC filters in a single new
function ice_init_mac_fltr.

Move ice_napi_del to ice_lib.c

Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Tony Nguyen 2019-04-16 10:34:50 -07:00 committed by Jeff Kirsher
parent 72ecb896e4
commit 561f437901
3 changed files with 79 additions and 44 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/net/ethernet/intel/ice/ice_lib.c
View File

@ -2733,6 +2733,21 @@ void ice_vsi_dis_irq(struct ice_vsi *vsi)
}
}
/**
* ice_napi_del - Remove NAPI handler for the VSI
* @vsi: VSI for which NAPI handler is to be removed
*/
void ice_napi_del(struct ice_vsi *vsi)
{
int v_idx;
if (!vsi->netdev)
return;
ice_for_each_q_vector(vsi, v_idx)
netif_napi_del(&vsi->q_vectors[v_idx]->napi);
}
/**
* ice_vsi_release - Delete a VSI and free its resources
* @vsi: the VSI being removed

2
drivers/net/ethernet/intel/ice/ice_lib.h
View File

@ -49,6 +49,8 @@ struct ice_vsi *
ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi,
enum ice_vsi_type type, u16 vf_id);
void ice_napi_del(struct ice_vsi *vsi);
int ice_vsi_release(struct ice_vsi *vsi);
void ice_vsi_close(struct ice_vsi *vsi);

106
drivers/net/ethernet/intel/ice/ice_main.c
View File

@ -108,6 +108,67 @@ static void ice_check_for_hang_subtask(struct ice_pf *pf)
}
}
/**
* ice_init_mac_fltr - Set initial MAC filters
* @pf: board private structure
*
* Set initial set of mac filters for PF VSI; configure filters for permanent
* address and broadcast address. If an error is encountered, netdevice will be
* unregistered.
*/
static int ice_init_mac_fltr(struct ice_pf *pf)
{
LIST_HEAD(tmp_add_list);
u8 broadcast[ETH_ALEN];
struct ice_vsi *vsi;
int status;
vsi = ice_find_vsi_by_type(pf, ICE_VSI_PF);
if (!vsi)
return -EINVAL;
/* To add a MAC filter, first add the MAC to a list and then
* pass the list to ice_add_mac.
*/
/* Add a unicast MAC filter so the VSI can get its packets */
status = ice_add_mac_to_list(vsi, &tmp_add_list,
vsi->port_info->mac.perm_addr);
if (status)
goto unregister;
/* VSI needs to receive broadcast traffic, so add the broadcast
* MAC address to the list as well.
*/
eth_broadcast_addr(broadcast);
status = ice_add_mac_to_list(vsi, &tmp_add_list, broadcast);
if (status)
goto free_mac_list;
/* Program MAC filters for entries in tmp_add_list */
status = ice_add_mac(&pf->hw, &tmp_add_list);
if (status)
status = -ENOMEM;
free_mac_list:
ice_free_fltr_list(&pf->pdev->dev, &tmp_add_list);
unregister:
/* We aren't useful with no MAC filters, so unregister if we
* had an error
*/
if (status && vsi->netdev->reg_state == NETREG_REGISTERED) {
dev_err(&pf->pdev->dev,
"Could not add MAC filters error %d. Unregistering device\n",
status);
unregister_netdev(vsi->netdev);
free_netdev(vsi->netdev);
vsi->netdev = NULL;
}
return status;
}
/**
* ice_add_mac_to_sync_list - creates list of MAC addresses to be synced
* @netdev: the net device on which the sync is happening
@ -1649,21 +1710,6 @@ skip_req_irq:
return 0;
}
/**
* ice_napi_del - Remove NAPI handler for the VSI
* @vsi: VSI for which NAPI handler is to be removed
*/
static void ice_napi_del(struct ice_vsi *vsi)
{
int v_idx;
if (!vsi->netdev)
return;
ice_for_each_q_vector(vsi, v_idx)
netif_napi_del(&vsi->q_vectors[v_idx]->napi);
}
/**
* ice_napi_add - register NAPI handler for the VSI
* @vsi: VSI for which NAPI handler is to be registered
@ -1900,8 +1946,6 @@ ice_vlan_rx_kill_vid(struct net_device *netdev, __always_unused __be16 proto,
*/
static int ice_setup_pf_sw(struct ice_pf *pf)
{
LIST_HEAD(tmp_add_list);
u8 broadcast[ETH_ALEN];
struct ice_vsi *vsi;
int status = 0;
@ -1926,38 +1970,12 @@ static int ice_setup_pf_sw(struct ice_pf *pf)
*/
ice_napi_add(vsi);
/* To add a MAC filter, first add the MAC to a list and then
* pass the list to ice_add_mac.
*/
/* Add a unicast MAC filter so the VSI can get its packets */
status = ice_add_mac_to_list(vsi, &tmp_add_list,
vsi->port_info->mac.perm_addr);
status = ice_init_mac_fltr(pf);
if (status)
goto unroll_napi_add;
/* VSI needs to receive broadcast traffic, so add the broadcast
* MAC address to the list as well.
*/
eth_broadcast_addr(broadcast);
status = ice_add_mac_to_list(vsi, &tmp_add_list, broadcast);
if (status)
goto free_mac_list;
/* program MAC filters for entries in tmp_add_list */
status = ice_add_mac(&pf->hw, &tmp_add_list);
if (status) {
dev_err(&pf->pdev->dev, "Could not add MAC filters\n");
status = -ENOMEM;
goto free_mac_list;
}
ice_free_fltr_list(&pf->pdev->dev, &tmp_add_list);
return status;
free_mac_list:
ice_free_fltr_list(&pf->pdev->dev, &tmp_add_list);
unroll_napi_add:
if (vsi) {
ice_napi_del(vsi);