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path: root/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
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Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_net_common.c')
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_net_common.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index 0dae81454e77..5da1199e7afb 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -1729,10 +1729,16 @@ static int nfp_net_netdev_open(struct net_device *netdev)
NFP_NET_IRQ_EXN_IDX, nn->exn_handler);
if (err)
return err;
+ err = nfp_net_aux_irq_request(nn, NFP_NET_CFG_LSC, "%s-lsc",
+ nn->lsc_name, sizeof(nn->lsc_name),
+ NFP_NET_IRQ_LSC_IDX, nn->lsc_handler);
+ if (err)
+ goto err_free_exn;
+ disable_irq(nn->irq_entries[NFP_NET_CFG_LSC].vector);
err = nfp_net_alloc_rings(nn);
if (err)
- goto err_free_exn;
+ goto err_free_lsc;
err = netif_set_real_num_tx_queues(netdev, nn->num_tx_rings);
if (err)
@@ -1812,19 +1818,11 @@ static int nfp_net_netdev_open(struct net_device *netdev)
netif_tx_wake_all_queues(netdev);
- err = nfp_net_aux_irq_request(nn, NFP_NET_CFG_LSC, "%s-lsc",
- nn->lsc_name, sizeof(nn->lsc_name),
- NFP_NET_IRQ_LSC_IDX, nn->lsc_handler);
- if (err)
- goto err_stop_tx;
+ enable_irq(nn->irq_entries[NFP_NET_CFG_LSC].vector);
nfp_net_read_link_status(nn);
return 0;
-err_stop_tx:
- netif_tx_disable(netdev);
- for (r = 0; r < nn->num_r_vecs; r++)
- nfp_net_tx_flush(nn->r_vecs[r].tx_ring);
err_disable_napi:
while (r--) {
napi_disable(&nn->r_vecs[r].napi);
@@ -1834,6 +1832,8 @@ err_clear_config:
nfp_net_clear_config_and_disable(nn);
err_free_rings:
nfp_net_free_rings(nn);
+err_free_lsc:
+ nfp_net_aux_irq_free(nn, NFP_NET_CFG_LSC, NFP_NET_IRQ_LSC_IDX);
err_free_exn:
nfp_net_aux_irq_free(nn, NFP_NET_CFG_EXN, NFP_NET_IRQ_EXN_IDX);
return err;
@@ -1855,7 +1855,7 @@ static int nfp_net_netdev_close(struct net_device *netdev)
/* Step 1: Disable RX and TX rings from the Linux kernel perspective
*/
- nfp_net_aux_irq_free(nn, NFP_NET_CFG_LSC, NFP_NET_IRQ_LSC_IDX);
+ disable_irq(nn->irq_entries[NFP_NET_CFG_LSC].vector);
netif_carrier_off(netdev);
nn->link_up = false;
@@ -1876,6 +1876,7 @@ static int nfp_net_netdev_close(struct net_device *netdev)
}
nfp_net_free_rings(nn);
+ nfp_net_aux_irq_free(nn, NFP_NET_CFG_LSC, NFP_NET_IRQ_LSC_IDX);
nfp_net_aux_irq_free(nn, NFP_NET_CFG_EXN, NFP_NET_IRQ_EXN_IDX);
nn_dbg(nn, "%s down", netdev->name);