Example #1
0
static void *hfa_read(void *arg)
{
	struct thr_info *thr = (struct thr_info *)arg;
	struct cgpu_info *hashfast = thr->cgpu;
	struct hashfast_info *info = hashfast->device_data;
	char threadname[16];

	snprintf(threadname, sizeof(threadname), "%d/%sRead", hashfast->device_id, hashfast->drv->name);
	RenameThread(threadname);

	while (likely(!hashfast->shutdown)) {
		char buf[512];
		struct hf_header *h = (struct hf_header *)buf;
		bool ret = hfa_get_packet(hashfast, h);

		if (unlikely(hashfast->usbinfo.nodev))
			break;

		if (unlikely(!ret))
			continue;

		switch (h->operation_code) {
			case OP_GWQ_STATUS:
				hfa_parse_gwq_status(hashfast, info, h);
				break;
			case OP_DIE_STATUS:
				hfa_update_die_status(hashfast, info, h);
				break;
			case OP_NONCE:
				hfa_parse_nonce(thr, hashfast, info, h);
				break;
			case OP_STATISTICS:
				hfa_update_die_statistics(info, h);
				break;
			case OP_USB_STATS1:
				hfa_update_stats1(hashfast, info, h);
				break;
			case OP_USB_NOTICE:
				hfa_parse_notice(hashfast, h);
				break;
			case OP_PING:
				/* Do nothing */
				break;
			default:
				applog(LOG_WARNING, "%s %d: Unhandled operation code %d",
				       hashfast->drv->name, hashfast->device_id, h->operation_code);
				break;
		}
		/* Make sure we send something to the device at least every 5
		 * seconds so it knows the driver is still alive for when we
		 * run out of work. The read thread never blocks so is the
		 * best place to do this. */
		if (time(NULL) - info->last_send > 5)
			hfa_send_frame(hashfast, HF_USB_CMD(OP_PING), 0, NULL, 0);
	}
	applog(LOG_DEBUG, "%s %d: Shutting down read thread", hashfast->drv->name, hashfast->device_id);

	return NULL;
}
Example #2
0
static void *hfa_read(void *arg)
{
    struct thr_info *thr = (struct thr_info *)arg;
    struct cgpu_info *hashfast = thr->cgpu;
    struct hashfast_info *info = hashfast->device_data;
    char threadname[24];

    snprintf(threadname, 24, "hfa_read/%d", hashfast->device_id);
    RenameThread(threadname);

    while (likely(!hashfast->shutdown)) {
        char buf[512];
        struct hf_header *h = (struct hf_header *)buf;
        bool ret = hfa_get_packet(hashfast, h);

        if (unlikely(hashfast->usbinfo.nodev))
            break;

        if (unlikely(!ret))
            continue;

        switch (h->operation_code) {
        case OP_GWQ_STATUS:
            hfa_parse_gwq_status(hashfast, info, h);
            break;
        case OP_DIE_STATUS:
            hfa_update_die_status(hashfast, info, h);
            break;
        case OP_NONCE:
            hfa_parse_nonce(thr, hashfast, info, h);
            break;
        case OP_STATISTICS:
            hfa_update_die_statistics(info, h);
            break;
        case OP_USB_STATS1:
            hfa_update_stats1(hashfast, info, h);
            break;
        case OP_USB_NOTICE:
            hfa_parse_notice(hashfast, h);
            break;
        default:
            applog(LOG_WARNING, "HFA %d: Unhandled operation code %d",
                   hashfast->device_id, h->operation_code);
            break;
        }
    }
    applog(LOG_DEBUG, "HFA %d: Shutting down read thread", hashfast->device_id);

    return NULL;
}