static bool hfa_detect_common(struct cgpu_info *hashfast)
{
struct hashfast_info *info;
bool ret;
info = calloc(sizeof(struct hashfast_info), 1);
if (!info)
quit(1, "Failed to calloc hashfast_info in hfa_detect_common");
hashfast->device_data = info;
/* hashfast_reset should fill in details for info */
ret = hfa_reset(hashfast, info);
if (!ret) {
hfa_send_shutdown(hashfast);
hfa_clear_readbuf(hashfast);
free(info);
hashfast->device_data = NULL;
return false;
}
// The per-die status array
info->die_status = calloc(info->asic_count, sizeof(struct hf_g1_die_data));
if (unlikely(!(info->die_status)))
quit(1, "Failed to calloc die_status");
// The per-die statistics array
info->die_statistics = calloc(info->asic_count, sizeof(struct hf_long_statistics));
if (unlikely(!(info->die_statistics)))
quit(1, "Failed to calloc die_statistics");
info->works = calloc(sizeof(struct work *), info->num_sequence);
if (!info->works)
quit(1, "Failed to calloc info works in hfa_detect_common");
return true;
}
static void hfa_shutdown(struct thr_info *thr)
{
struct cgpu_info *hashfast = thr->cgpu;
struct hashfast_info *info = hashfast->device_data;
hfa_send_shutdown(hashfast);
pthread_join(info->read_thr, NULL);
hfa_free_all_work(info);
hfa_clear_readbuf(hashfast);
free(info->works);
free(info->die_statistics);
free(info->die_status);
free(info);
}
static void hfa_shutdown(struct thr_info *thr)
{
struct cgpu_info *hashfast = thr->cgpu;
struct hashfast_info *info = hashfast->device_data;
hfa_send_shutdown(hashfast);
pthread_join(info->read_thr, NULL);
hfa_free_all_work(info);
hfa_clear_readbuf(hashfast);
free(info->works);
free(info->die_statistics);
free(info->die_status);
/* Don't free info here since it will be accessed by statline before
* if a device is removed. */
}
static void hfa_parse_gwq_status(struct cgpu_info *hashfast, struct hashfast_info *info,
struct hf_header *h)
{
struct hf_gwq_data *g = (struct hf_gwq_data *)(h + 1);
struct work *work;
applog(LOG_DEBUG, "HFA %d: OP_GWQ_STATUS, device_head %4d tail %4d my tail %4d shed %3d inflight %4d",
hashfast->device_id, g->sequence_head, g->sequence_tail, info->hash_sequence_tail,
g->shed_count, HF_SEQUENCE_DISTANCE(info->hash_sequence_head,g->sequence_tail));
/* This is a special flag that the thermal overload has been tripped */
if (unlikely(h->core_address & 0x80)) {
applog(LOG_WARNING, "HFA %d Thermal overload tripped! Resetting device",
hashfast->device_id);
hfa_send_shutdown(hashfast);
if (hfa_reset(hashfast, info)) {
applog(LOG_NOTICE, "HFA %d: Succesfully reset, continuing operation",
hashfast->device_id);
return;
}
applog(LOG_WARNING, "HFA %d Failed to reset device, killing off thread to allow re-hotplug",
hashfast->device_id);
usb_nodev(hashfast);
return;
}
mutex_lock(&info->lock);
info->hash_count += g->hash_count;
info->device_sequence_head = g->sequence_head;
info->device_sequence_tail = g->sequence_tail;
info->shed_count = g->shed_count;
/* Free any work that is no longer required */
while (info->device_sequence_tail != info->hash_sequence_tail) {
if (++info->hash_sequence_tail >= info->num_sequence)
info->hash_sequence_tail = 0;
if (unlikely(!(work = info->works[info->hash_sequence_tail]))) {
applog(LOG_ERR, "HFA %d: Bad work sequence tail",
hashfast->device_id);
hashfast->shutdown = true;
break;
}
applog(LOG_DEBUG, "HFA %d: Completing work on hash_sequence_tail %d",
hashfast->device_id, info->hash_sequence_tail);
free_work(work);
info->works[info->hash_sequence_tail] = NULL;
}
mutex_unlock(&info->lock);
}
