diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/chip.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/chip.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c index 6d81a955ef8e..8acbf8b0304f 100644 --- a/drivers/infiniband/hw/hfi1/chip.c +++ b/drivers/infiniband/hw/hfi1/chip.c @@ -13099,6 +13099,35 @@ void reset_interrupts(struct hfi1_devdata *dd) write_csr(dd, CCE_INT_MAP + (8 * i), 0); } +/** + * set_up_interrupts() - Initialize the IRQ resources and state + * @dd: valid devdata + * + */ +static int set_up_interrupts(struct hfi1_devdata *dd) +{ + int ret; + + /* mask all interrupts */ + set_intr_state(dd, 0); + /* clear all pending interrupts */ + clear_all_interrupts(dd); + + /* reset general handler mask, chip MSI-X mappings */ + reset_interrupts(dd); + + /* ask for MSI-X interrupts */ + ret = msix_initialize(dd); + if (ret) + return ret; + + ret = msix_request_irqs(dd); + if (ret) + msix_clean_up_interrupts(dd); + + return ret; +} + /* * Set up context values in dd. Sets: * @@ -14966,7 +14995,7 @@ bail_free_cntrs: free_cntrs(dd); bail_clear_intr: hfi1_comp_vectors_clean_up(dd); - hfi1_clean_up_interrupts(dd); + msix_clean_up_interrupts(dd); bail_cleanup: hfi1_pcie_ddcleanup(dd); bail_free: |