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Shut down avalon read and write threads and idle the miners on closing it.

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This commit is contained in:
Con Kolivas 2013-05-26 16:26:42 +10:00
parent c9ca6ca7e3
commit 3c39d75fc9
1 changed files with 25 additions and 5 deletions

30
driver-avalon.c

@ -677,6 +677,13 @@ static void avalon_rotate_array(struct cgpu_info *avalon)
avalon->work_array = 0;
}
static void wait_avalon_ready(int fd)
{
while (avalon_buffer_full(fd) == AVA_BUFFER_FULL) {
nmsleep(40);
}
}
static void *avalon_send_tasks(void *userdata)
{
struct cgpu_info *avalon = (struct cgpu_info *)userdata;
@ -695,9 +702,7 @@ static void *avalon_send_tasks(void *userdata)
struct avalon_task at;
int idled = 0;
while (avalon_buffer_full(fd) == AVA_BUFFER_FULL) {
nmsleep(40);
}
wait_avalon_ready(fd);
mutex_lock(&info->qlock);
start_count = avalon->work_array * avalon_get_work_count;
@ -805,10 +810,25 @@ static void do_avalon_close(struct thr_info *thr)
{
struct cgpu_info *avalon = thr->cgpu;
struct avalon_info *info = avalon->device_data;
int i, fd = avalon->device_fd;
pthread_cancel(info->read_thr);
pthread_cancel(info->write_thr);
avalon_reset(avalon, fd);
wait_avalon_ready(fd);
applog(LOG_WARNING, "AVA%i: Idling %d miners", avalon->device_id,
info->miner_count);
/* Send idle to all miners */
for (i = 0; i < info->miner_count; i++) {
struct avalon_task at;
avalon_init_task(&at, 0, 0, info->fan_pwm, info->timeout,
info->asic_count, info->miner_count, 1, 1,
info->frequency);
avalon_send_task(fd, &at, avalon);
}
avalon_free_work(thr);
avalon_reset(avalon, avalon->device_fd);
avalon_close(avalon->device_fd);
avalon_close(fd);
avalon->device_fd = -1;
info->no_matching_work = 0;