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Code Issues Releases Wiki Activity

klondike - adjust work matching and cleanup

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This commit is contained in:
Kano 2013-10-16 01:55:57 +11:00
parent ecacb24af1
commit bc0bb822bc
1 changed files with 39 additions and 6 deletions
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45
driver-klondike.c
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@ -44,6 +44,14 @@
#define MAX_WORK_COUNT 4 // for now, must be binary multiple and match firmware
#define TACH_FACTOR 87890 // fan rpm divisor
/*
* Work older than 5s will already be completed
* FYI it must not be possible to complete 256 work
* items this quickly on a single device -
* thus limited to 219.9GH/s per device
*/
#define OLD_WORK_MS ((int)(5 * 1000))
struct device_drv klondike_drv;
typedef struct klondike_header {
@ -183,6 +191,9 @@ struct klondike_info {
double nonce_total;
double nonce_min;
double nonce_max;
int wque_size;
int wque_cleared;
};
static KLIST *new_klist_set(struct cgpu_info *klncgpu)
@ -615,10 +626,11 @@ static bool klondike_detect_one(struct libusb_device *dev, struct usb_find_devic
klncgpu->device_path,
recd);
} else if (kitem.kline.hd.cmd == 'I' && kitem.kline.hd.dev == 0) {
display_kline(klncgpu, &kitem.kline);
applog(LOG_DEBUG, "%s (%s) detect successful",
display_kline(klncgpu, &kitem.kline);
applog(LOG_DEBUG, "%s (%s) detect successful (%d attempt%s)",
klncgpu->drv->dname,
klncgpu->device_path);
klncgpu->device_path,
attempts, attempts == 1 ? "" : "s");
if (!add_cgpu(klncgpu))
break;
update_usb_stats(klncgpu);
@ -663,8 +675,10 @@ static void klondike_check_nonce(struct cgpu_info *klncgpu, KLIST *kitem)
applog(LOG_DEBUG, "Klondike FOUND NONCE (%02x:%08x)",
kline->wr.workid, (unsigned int)nonce);
cgtime(&tv_now);
HASH_ITER(hh, klncgpu->queued_work, work, tmp) {
if (work->queued && (work->subid == (kline->wr.dev*256 + kline->wr.workid))) {
if (work->queued && ms_tdiff(&tv_now, &(work->tv_stamp)) < OLD_WORK_MS &&
(work->subid == (kline->wr.dev*256 + kline->wr.workid))) {
wr_lock(&(klninfo->stat_lock));
klninfo->devinfo[kline->wr.dev].noncecount++;
@ -894,6 +908,8 @@ static bool klondike_send_work(struct cgpu_info *klncgpu, int dev, struct work *
struct klondike_info *klninfo = (struct klondike_info *)(klncgpu->device_data);
struct work *tmp;
KLINE kline;
struct timeval tv_old;
int wque_size, wque_cleared;
if (klncgpu->usbinfo.nodev)
return false;
@ -904,6 +920,7 @@ static bool klondike_send_work(struct cgpu_info *klncgpu, int dev, struct work *
memcpy(kline.wt.merkle, work->data + MERKLE_OFFSET, MERKLE_BYTES);
kline.wt.workid = (uint8_t)(klninfo->devinfo[dev].nextworkid++ & 0xFF);
work->subid = dev*256 + kline.wt.workid;
cgtime(&work->tv_stamp);
if (opt_log_level <= LOG_DEBUG) {
char *hexdata = bin2hex((void *)&kline.wt, sizeof(kline.wt));
@ -921,10 +938,23 @@ static bool klondike_send_work(struct cgpu_info *klncgpu, int dev, struct work *
kitem = NULL;
// remove old work
wque_size = 0;
wque_cleared = 0;
cgtime(&tv_old);
HASH_ITER(hh, klncgpu->queued_work, work, tmp) {
if (work->queued && (work->subid == (int)(dev*256 + ((klninfo->devinfo[dev].nextworkid-2*MAX_WORK_COUNT) & 0xFF))))
work_completed(klncgpu, work);
if (work->queued) {
if (ms_tdiff(&tv_old, &(work->tv_stamp)) > OLD_WORK_MS) {
work_completed(klncgpu, work);
wque_cleared++;
}
else
wque_size++;
}
}
wr_lock(&(klninfo->stat_lock));
klninfo->wque_size = wque_size;
klninfo->wque_cleared = wque_cleared;
wr_unlock(&(klninfo->stat_lock));
return true;
}
return false;
@ -1106,6 +1136,9 @@ static struct api_data *klondike_api_stats(struct cgpu_info *klncgpu)
avg = klninfo->nonce_total / klninfo->nonce_count;
root = api_add_diff(root, "KQue Nonce Avg", &avg, true);
root = api_add_int(root, "WQue Size", &(klninfo->wque_size), true);
root = api_add_int(root, "WQue Cleared", &(klninfo->wque_cleared), true);
rd_unlock(&(klninfo->stat_lock));
return root;