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Enable USB buffers for hashfast on initialise and clear buffers where appropriate.

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This commit is contained in:
Con Kolivas 2013-10-21 11:05:38 +11:00
parent 17baf4548a
commit 1bafafb5d3
2 changed files with 25 additions and 4 deletions
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26
driver-hashfast.c
View File

@ -288,6 +288,21 @@ static bool hfa_reset(struct cgpu_info *hashfast, struct hashfast_info *info)
return true;
}
static void hfa_send_shutdown(struct cgpu_info *hashfast)
{
hfa_send_frame(hashfast, HF_USB_CMD(OP_USB_SHUTDOWN), 0, NULL, 0);
}
static void hfa_clear_readbuf(struct cgpu_info *hashfast)
{
int amount, ret;
char buf[512];
do {
ret = usb_read(hashfast, buf, 512, &amount, C_HF_CLEAR_READ);
} while (!ret || amount);
}
static bool hfa_detect_common(struct cgpu_info *hashfast)
{
struct hashfast_info *info;
@ -297,9 +312,12 @@ static bool hfa_detect_common(struct cgpu_info *hashfast)
if (!info)
quit(1, "Failed to calloc hashfast_info in hfa_detect_common");
hashfast->device_data = info;
hfa_clear_readbuf(hashfast);
/* hashfast_reset should fill in details for info */
ret = hfa_reset(hashfast, info);
if (!ret) {
hfa_send_shutdown(hashfast);
hfa_clear_readbuf(hashfast);
free(info);
hashfast->device_data = NULL;
return false;
@ -326,6 +344,7 @@ static void hfa_initialise(struct cgpu_info *hashfast)
{
if (hashfast->usbinfo.nodev)
return;
usb_buffer_enable(hashfast);
// FIXME Do necessary initialising here
}
@ -812,9 +831,8 @@ static struct api_data *hfa_api_stats(struct cgpu_info *cgpu)
return root;
}
static void hfa_init(struct cgpu_info *hashfast)
static void hfa_init(struct cgpu_info __maybe_unused *hashfast)
{
usb_buffer_enable(hashfast);
}
static void hfa_free_all_work(struct hashfast_info *info)
@ -836,9 +854,11 @@ static void hfa_shutdown(struct thr_info *thr)
struct cgpu_info *hashfast = thr->cgpu;
struct hashfast_info *info = hashfast->device_data;
hfa_send_frame(hashfast, HF_USB_CMD(OP_USB_SHUTDOWN), 0, NULL, 0);
hfa_send_shutdown(hashfast);
pthread_join(info->read_thr, NULL);
hfa_free_all_work(info);
hfa_clear_readbuf(hashfast);
usb_buffer_disable(hashfast);
}
struct device_drv hashfast_drv = {

3
usbutils.h
View File

@ -362,7 +362,8 @@ struct cg_usb_info {
USB_ADD_COMMAND(C_HF_WORK_RESTART, "HFWorkRestart") \
USB_ADD_COMMAND(C_HF_GWQSTATS, "HFGWQStats") \
USB_ADD_COMMAND(C_HF_GETHEADER, "HFGetHeader") \
USB_ADD_COMMAND(C_HF_GETDATA, "HFGetData")
USB_ADD_COMMAND(C_HF_GETDATA, "HFGetData") \
USB_ADD_COMMAND(C_HF_CLEAR_READ, "HFClearRead")
/* Create usb_cmds enum from USB_PARSE_COMMANDS macro */
enum usb_cmds {