diff options
| author | Rajesh Borundia <rajesh.borundia@qlogic.com> | 2013-04-19 11:01:10 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-04-20 00:02:38 +0400 |
| commit | f036e4f44ef04ffd78ffc2f515ebf60ffa543d21 (patch) | |
| tree | a324729191ae609eb5fcaadf6f6157edbea51037 /drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c | |
| parent | 97d8105cf3fb1eb84351ff4b69287ef7d25a4422 (diff) | |
| download | linux-f036e4f44ef04ffd78ffc2f515ebf60ffa543d21.tar.xz | |
qlcnic: VF reset recovery implementation.
o Implement recovery mechanism for VF to recover from
adapter resets.
Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Rajesh Borundia <rajesh.borundia@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c index 50cdd510421a..a0135297b1c6 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c @@ -1376,3 +1376,43 @@ void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *sriov, qlcnic_sriov_schedule_flr(sriov, vf, qlcnic_sriov_pf_process_flr); netdev_info(dev, "FLR received for PCI func %d\n", vf->pci_func); } + +void qlcnic_sriov_pf_reset(struct qlcnic_adapter *adapter) +{ + struct qlcnic_hardware_context *ahw = adapter->ahw; + struct qlcnic_sriov *sriov = ahw->sriov; + struct qlcnic_vf_info *vf; + u16 num_vfs = sriov->num_vfs; + int i; + + for (i = 0; i < num_vfs; i++) { + vf = &sriov->vf_info[i]; + vf->rx_ctx_id = 0; + vf->tx_ctx_id = 0; + cancel_work_sync(&vf->flr_work); + __qlcnic_sriov_process_flr(vf); + clear_bit(QLC_BC_VF_STATE, &vf->state); + } + + qlcnic_sriov_pf_reset_vport_handle(adapter, ahw->pci_func); + QLCWRX(ahw, QLCNIC_MBX_INTR_ENBL, (ahw->num_msix - 1) << 8); +} + +int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *adapter) +{ + struct qlcnic_hardware_context *ahw = adapter->ahw; + int err; + + if (!qlcnic_sriov_enable_check(adapter)) + return 0; + + ahw->op_mode = QLCNIC_SRIOV_PF_FUNC; + + err = qlcnic_sriov_pf_init(adapter); + if (err) + return err; + + dev_info(&adapter->pdev->dev, "%s: op_mode %d\n", + __func__, ahw->op_mode); + return err; +} |