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Use the nusleep function for sleeping after sending work in avalon.

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This commit is contained in:
Con Kolivas 2013-06-21 18:17:34 +10:00
parent 1b5ea442b8
commit df81ce6784
1 changed files with 8 additions and 13 deletions
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17
driver-avalon.c
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@ -143,13 +143,11 @@ static int avalon_write(struct cgpu_info *avalon, char *buf, ssize_t len, int ep
static int avalon_send_task(const struct avalon_task *at, struct cgpu_info *avalon) static int avalon_send_task(const struct avalon_task *at, struct cgpu_info *avalon)
{ {
struct timespec p;
uint8_t buf[AVALON_WRITE_SIZE + 4 * AVALON_DEFAULT_ASIC_NUM]; uint8_t buf[AVALON_WRITE_SIZE + 4 * AVALON_DEFAULT_ASIC_NUM];
size_t nr_len; int delay, ret, i, ep = C_AVALON_TASK;
struct avalon_info *info; struct avalon_info *info;
uint64_t delay = 32000000; /* Default 32ms for B19200 */
uint32_t nonce_range; uint32_t nonce_range;
int ret, i, ep = C_AVALON_TASK; size_t nr_len;
if (at->nonce_elf) if (at->nonce_elf)
nr_len = AVALON_WRITE_SIZE + 4 * at->asic_num; nr_len = AVALON_WRITE_SIZE + 4 * at->asic_num;
@ -188,11 +186,9 @@ static int avalon_send_task(const struct avalon_task *at, struct cgpu_info *aval
tt |= ((buf[4] & 0x80) ? (1 << 0) : 0); tt |= ((buf[4] & 0x80) ? (1 << 0) : 0);
buf[4] = tt; buf[4] = tt;
#endif #endif
if (likely(avalon)) {
info = avalon->device_data; info = avalon->device_data;
delay = nr_len * 10 * 1000000000ULL; delay = nr_len * 10 * 1000000;
delay = delay / info->baud; delay = delay / info->baud;
}
if (at->reset) { if (at->reset) {
ep = C_AVALON_RESET; ep = C_AVALON_RESET;
@ -204,10 +200,9 @@ static int avalon_send_task(const struct avalon_task *at, struct cgpu_info *aval
} }
ret = avalon_write(avalon, (char *)buf, nr_len, ep); ret = avalon_write(avalon, (char *)buf, nr_len, ep);
p.tv_sec = 0; delay += 4000;
p.tv_nsec = (long)delay + 4000000; nusleep(delay);
nanosleep(&p, NULL); applog(LOG_DEBUG, "Avalon: Sent: Buffer delay: %dus", delay);
applog(LOG_DEBUG, "Avalon: Sent: Buffer delay: %ld", p.tv_nsec);
return ret; return ret;
} }