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@ -420,52 +420,50 @@ static uint64_t bitforce_scanhash(struct thr_info *thr, struct work *work, uint6
@@ -420,52 +420,50 @@ static uint64_t bitforce_scanhash(struct thr_info *thr, struct work *work, uint6
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struct cgpu_info *bitforce = thr->cgpu; |
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unsigned int sleep_time; |
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struct timeval tdiff; |
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uint64_t ret = 1; |
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uint64_t ret; |
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while (bitforce->end_nonce < 0xffffffff) { |
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bitforce->wait_ms = 0; |
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ret = bitforce_send_work(thr, work); |
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bitforce->wait_ms = 0; |
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ret = bitforce_send_work(thr, work); |
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if (!bitforce->nonce_range) { |
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/* Initially wait 2/3 of the average cycle time so we can request more
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work before full scan is up */ |
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sleep_time = (2 * bitforce->sleep_ms) / 3; |
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ms_to_timeval(sleep_time, &tdiff); |
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if (!restart_wait(&tdiff)) |
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return 1; |
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if (!bitforce->nonce_range) { |
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/* Initially wait 2/3 of the average cycle time so we can request more
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work before full scan is up */ |
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sleep_time = (2 * bitforce->sleep_ms) / 3; |
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ms_to_timeval(sleep_time, &tdiff); |
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if (!restart_wait(&tdiff)) |
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return 1; |
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bitforce->wait_ms += sleep_time; |
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queue_request(thr, false); |
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bitforce->wait_ms += sleep_time; |
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queue_request(thr, false); |
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/* Now wait athe final 1/3rd; no bitforce should be finished by now */ |
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sleep_time = bitforce->sleep_ms - sleep_time; |
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ms_to_timeval(sleep_time, &tdiff); |
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if (!restart_wait(&tdiff)) |
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return 1; |
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bitforce->wait_ms += sleep_time; |
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} else { |
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sleep_time = bitforce->sleep_ms; |
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ms_to_timeval(sleep_time, &tdiff); |
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if (!restart_wait(&tdiff)) |
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return 1; |
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/* queue extra request once more than 2/3 is done */ |
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if (work->blk.nonce > 0xffffffff / 3 * 2) |
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queue_request(thr, false); |
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} |
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if (ret) |
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ret = bitforce_get_result(thr, work); |
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/* Now wait athe final 1/3rd; no bitforce should be finished by now */ |
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sleep_time = bitforce->sleep_ms - sleep_time; |
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ms_to_timeval(sleep_time, &tdiff); |
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if (!restart_wait(&tdiff)) |
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return 1; |
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if (!ret) { |
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applog(LOG_ERR, "BFL%i: Comms error", bitforce->device_id); |
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bitforce->device_last_not_well = time(NULL); |
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bitforce->device_not_well_reason = REASON_DEV_COMMS_ERROR; |
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bitforce->dev_comms_error_count++; |
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/* empty read buffer */ |
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biforce_clear_buffer(bitforce); |
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bitforce->wait_ms += sleep_time; |
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} else { |
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sleep_time = bitforce->sleep_ms; |
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ms_to_timeval(sleep_time, &tdiff); |
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if (!restart_wait(&tdiff)) |
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return 1; |
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} |
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/* queue extra request once more than 2/3 is done */ |
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if (work->blk.nonce > 0xffffffff / 3 * 2) |
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queue_request(thr, false); |
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} |
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if (ret) |
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ret = bitforce_get_result(thr, work); |
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if (!ret) { |
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ret = 1; |
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applog(LOG_ERR, "BFL%i: Comms error", bitforce->device_id); |
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bitforce->device_last_not_well = time(NULL); |
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bitforce->device_not_well_reason = REASON_DEV_COMMS_ERROR; |
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bitforce->dev_comms_error_count++; |
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/* empty read buffer */ |
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biforce_clear_buffer(bitforce); |
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} |
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return ret; |
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} |
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