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Code Issues Releases Wiki Activity

Icarus - CMR shouldn't wait the full timeout due to handle sharing

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This commit is contained in:
Kano 2013-09-29 17:14:10 +10:00
parent 01e3c878cf
commit ef62b28197
1 changed files with 38 additions and 2 deletions
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40
driver-icarus.c
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@ -74,6 +74,7 @@ ASSERT1(sizeof(uint32_t) == 4);
// USB ms timeout to wait - user specified timeouts are multiples of this
#define ICARUS_WAIT_TIMEOUT 100
#define ICARUS_CMR2_TIMEOUT 1
// Defined in multiples of ICARUS_WAIT_TIMEOUT
// Must of course be greater than ICARUS_READ_COUNT_TIMING/ICARUS_WAIT_TIMEOUT
@ -186,6 +187,8 @@ struct ICARUS_INFO {
struct ICARUS_HISTORY history[INFO_HISTORY+1];
uint32_t min_data_count;
int timeout;
// seconds per Hash
double Hs;
// ms til we abort
@ -434,7 +437,7 @@ static int icarus_get_nonce(struct cgpu_info *icarus, unsigned char *buf, struct
struct ICARUS_INFO *info = (struct ICARUS_INFO *)(icarus->device_data);
struct timeval read_start, read_finish;
int err, amt;
int rc = 0;
int rc = 0, delay;
int read_amount = ICARUS_READ_SIZE;
bool first = true;
@ -446,7 +449,7 @@ static int icarus_get_nonce(struct cgpu_info *icarus, unsigned char *buf, struct
cgtime(&read_start);
err = usb_read_ii_timeout(icarus, info->intinfo,
(char *)buf, read_amount, &amt,
ICARUS_WAIT_TIMEOUT, C_GETRESULTS);
info->timeout, C_GETRESULTS);
cgtime(&read_finish);
if (err < 0 && err != LIBUSB_ERROR_TIMEOUT) {
applog(LOG_ERR, "%s%i: Comms error (rerr=%d amt=%d)",
@ -483,6 +486,21 @@ static int icarus_get_nonce(struct cgpu_info *icarus, unsigned char *buf, struct
read_amount -= amt;
first = false;
}
if (info->timeout < ICARUS_WAIT_TIMEOUT) {
delay = ICARUS_WAIT_TIMEOUT - rc;
if (delay > 0) {
cgsleep_ms(delay);
if (thr && thr->work_restart) {
if (opt_debug) {
applog(LOG_DEBUG,
"Icarus Read: Work restart at %d ms", rc);
}
return ICA_NONCE_RESTART;
}
}
}
}
}
@ -796,6 +814,7 @@ static bool icarus_detect_one(struct libusb_device *dev, struct usb_find_devices
int baud, uninitialised_var(work_division), uninitialised_var(fpga_count);
struct cgpu_info *icarus;
int ret, err, amount, tries;
enum sub_ident ident;
bool ok;
icarus = usb_alloc_cgpu(&icarus_drv, 1);
@ -814,6 +833,23 @@ static bool icarus_detect_one(struct libusb_device *dev, struct usb_find_devices
quit(1, "Failed to malloc ICARUS_INFO");
icarus->device_data = (void *)info;
ident = usb_ident(icarus);
switch (ident) {
case IDENT_ICA:
case IDENT_BLT:
case IDENT_LLT:
case IDENT_AMU:
case IDENT_CMR1:
info->timeout = ICARUS_WAIT_TIMEOUT;
break;
case IDENT_CMR2:
info->timeout = ICARUS_CMR2_TIMEOUT;
break;
default:
quit(1, "%s icarus_detect_one() invalid %s ident=%d",
icarus->drv->dname, icarus->drv->dname, ident);
}
tries = 2;
ok = false;
while (!ok && tries-- > 0) {