diff options
Diffstat (limited to 'drivers/net/ethernet/amd/pds_core/core.c')
| -rw-r--r-- | drivers/net/ethernet/amd/pds_core/core.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/ethernet/amd/pds_core/core.c b/drivers/net/ethernet/amd/pds_core/core.c index 9662ee72814c0..536635e577279 100644 --- a/drivers/net/ethernet/amd/pds_core/core.c +++ b/drivers/net/ethernet/amd/pds_core/core.c @@ -593,6 +593,16 @@ err_out: pdsc_teardown(pdsc, PDSC_TEARDOWN_RECOVERY); } +void pdsc_pci_reset_thread(struct work_struct *work) +{ + struct pdsc *pdsc = container_of(work, struct pdsc, pci_reset_work); + struct pci_dev *pdev = pdsc->pdev; + + pci_dev_get(pdev); + pci_reset_function(pdev); + pci_dev_put(pdev); +} + static void pdsc_check_pci_health(struct pdsc *pdsc) { u8 fw_status; @@ -607,7 +617,8 @@ static void pdsc_check_pci_health(struct pdsc *pdsc) if (fw_status != PDS_RC_BAD_PCI) return; - pci_reset_function(pdsc->pdev); + /* prevent deadlock between pdsc_reset_prepare and pdsc_health_thread */ + queue_work(pdsc->wq, &pdsc->pci_reset_work); } void pdsc_health_thread(struct work_struct *work) |