diff options
Diffstat (limited to 'drivers/net/ethernet/cavium/liquidio/request_manager.c')
| -rw-r--r-- | drivers/net/ethernet/cavium/liquidio/request_manager.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/request_manager.c b/drivers/net/ethernet/cavium/liquidio/request_manager.c index 3f7044ceabf2..d32492f185ff 100644 --- a/drivers/net/ethernet/cavium/liquidio/request_manager.c +++ b/drivers/net/ethernet/cavium/liquidio/request_manager.c @@ -349,6 +349,7 @@ __add_to_request_list(struct octeon_instr_queue *iq, iq->request_list[idx].reqtype = reqtype; } +/* Can only run in process context */ int lio_process_iq_request_list(struct octeon_device *oct, struct octeon_instr_queue *iq, u32 napi_budget) @@ -405,6 +406,7 @@ lio_process_iq_request_list(struct octeon_device *oct, flags); } else { if (sc->callback) { + /* This callback must not sleep */ sc->callback(oct, OCTEON_REQUEST_DONE, sc->callback_arg); } @@ -521,7 +523,7 @@ static void check_db_timeout(struct work_struct *work) { struct cavium_wk *wk = (struct cavium_wk *)work; struct octeon_device *oct = (struct octeon_device *)wk->ctxptr; - unsigned long iq_no = wk->ctxul; + u64 iq_no = wk->ctxul; struct cavium_wq *db_wq = &oct->check_db_wq[iq_no]; u32 delay = 10; @@ -550,7 +552,7 @@ octeon_send_command(struct octeon_device *oct, u32 iq_no, INCR_INSTRQUEUE_PKT_COUNT(oct, iq_no, bytes_sent, datasize); INCR_INSTRQUEUE_PKT_COUNT(oct, iq_no, instr_posted, 1); - if (iq->fill_cnt >= iq->fill_threshold || force_db) + if (force_db) ring_doorbell(oct, iq); } else { INCR_INSTRQUEUE_PKT_COUNT(oct, iq_no, instr_dropped, 1); |