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Code Issues Releases Wiki Activity

Move to consistent function names hfa_ for hashfast driver.

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This commit is contained in:
Con Kolivas 2013-10-20 11:05:10 +11:00
parent 8218ba2f06
commit 51548c6134
1 changed files with 63 additions and 65 deletions
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128
driver-hashfast.c
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@ -25,7 +25,7 @@
static unsigned char crc8_table[256]; /* CRC-8 table */
static void hf_init_crc8(void)
static void hfa_init_crc8(void)
{
int i,j;
unsigned char crc;
@ -38,7 +38,7 @@ static void hf_init_crc8(void)
}
}
static unsigned char __maybe_unused hf_crc8(unsigned char *h)
static unsigned char hfa_crc8(unsigned char *h)
{
int i;
unsigned char crc;
@ -50,7 +50,7 @@ static unsigned char __maybe_unused hf_crc8(unsigned char *h)
return crc;
}
struct hf_cmd {
struct hfa_cmd {
int cmd;
char *cmd_name;
enum usb_cmds usb_cmd;
@ -59,7 +59,7 @@ struct hf_cmd {
/* Entries in this array need to align with the actual op values specified
* in hf_protocol.h */
#define C_NULL C_MAX
static const struct hf_cmd hf_cmds[] = {
static const struct hfa_cmd hfa_cmds[] = {
{OP_NULL, "OP_NULL", C_NULL}, // 0
{OP_ROOT, "OP_ROOT", C_NULL},
{OP_RESET, "OP_RESET", C_HF_RESET},
@ -98,8 +98,8 @@ static const struct hf_cmd hf_cmds[] = {
/* Send an arbitrary frame, consisting of an 8 byte header and an optional
* packet body. */
static bool hashfast_send_frame(struct cgpu_info *hashfast, uint8_t opcode,
uint16_t hdata, uint8_t *data, int len)
static bool hfa_send_frame(struct cgpu_info *hashfast, uint8_t opcode, uint16_t hdata,
uint8_t *data, int len)
{
int tx_length, ret, amount, id = hashfast->device_id;
uint8_t packet[256];
@ -111,39 +111,37 @@ static bool hashfast_send_frame(struct cgpu_info *hashfast, uint8_t opcode,
p->core_address = 0;
p->hdata = htole16(hdata);
p->data_length = len / 4;
p->crc8 = hf_crc8(packet);
p->crc8 = hfa_crc8(packet);
if (len)
memcpy(&packet[sizeof(struct hf_header)], data, len);
tx_length = sizeof(struct hf_header) + len;
ret = usb_write(hashfast, (char *)packet, tx_length, &amount,
hf_cmds[opcode].usb_cmd);
hfa_cmds[opcode].usb_cmd);
if (unlikely(ret < 0 || amount != tx_length)) {
applog(LOG_ERR, "HFA %d: hashfast_send_frame: USB Send error, ret %d amount %d vs. tx_length %d",
applog(LOG_ERR, "HFA %d: hfa_send_frame: USB Send error, ret %d amount %d vs. tx_length %d",
id, ret, amount, tx_length);
return false;
}
return true;
}
static bool hashfast_send_header(struct cgpu_info *hashfast, struct hf_header *h,
int cmd)
static bool hfa_send_header(struct cgpu_info *hashfast, struct hf_header *h, int cmd)
{
int amount, ret, len;
len = sizeof(*h);
ret = usb_write(hashfast, (char *)h, len, &amount, hf_cmds[cmd].usb_cmd);
ret = usb_write(hashfast, (char *)h, len, &amount, hfa_cmds[cmd].usb_cmd);
if (ret < 0 || amount != len) {
applog(LOG_WARNING, "HFA%d: send_header: %s USB Send error, ret %d amount %d vs. length %d",
hashfast->device_id, hf_cmds[cmd].cmd_name, ret, amount, len);
hashfast->device_id, hfa_cmds[cmd].cmd_name, ret, amount, len);
return false;
}
return true;
}
static bool hashfast_get_header(struct cgpu_info *hashfast, struct hf_header *h,
uint8_t *computed_crc)
static bool hfa_get_header(struct cgpu_info *hashfast, struct hf_header *h, uint8_t *computed_crc)
{
int amount, ret, orig_len, len, ofs = 0, reads = 0;
char buf[512];
@ -168,12 +166,12 @@ static bool hashfast_get_header(struct cgpu_info *hashfast, struct hf_header *h,
} while (len);
memcpy(h, header, orig_len);
*computed_crc = hf_crc8((uint8_t *)h);
*computed_crc = hfa_crc8((uint8_t *)h);
return true;
}
static bool hashfast_get_data(struct cgpu_info *hashfast, char *buf, int len4)
static bool hfa_get_data(struct cgpu_info *hashfast, char *buf, int len4)
{
int amount, ret, len = len4 * 4;
@ -188,7 +186,7 @@ static bool hashfast_get_data(struct cgpu_info *hashfast, char *buf, int len4)
return true;
}
static bool hashfast_reset(struct cgpu_info *hashfast, struct hashfast_info *info)
static bool hfa_reset(struct cgpu_info *hashfast, struct hashfast_info *info)
{
struct hf_usb_init_header usb_init, *hu = &usb_init;
struct hf_usb_init_base *db;
@ -205,18 +203,18 @@ static bool hashfast_reset(struct cgpu_info *hashfast, struct hashfast_info *inf
hu->operation_code = OP_USB_INIT;
hu->protocol = PROTOCOL_GLOBAL_WORK_QUEUE; // Protocol to use
hu->hash_clock = info->hash_clock_rate; // Hash clock rate in Mhz
hu->crc8 = hf_crc8((uint8_t *)hu);
hu->crc8 = hfa_crc8((uint8_t *)hu);
applog(LOG_WARNING, "HFA%d: Sending OP_USB_INIT with GWQ protocol specified",
hashfast->device_id);
if (!hashfast_send_header(hashfast, (struct hf_header *)hu, HF_USB_CMD(OP_USB_INIT)))
if (!hfa_send_header(hashfast, (struct hf_header *)hu, HF_USB_CMD(OP_USB_INIT)))
return false;
// Check for the correct response.
// We extend the normal timeout - a complete device initialization, including
// bringing power supplies up from standby, etc., can take over a second.
for (i = 0; i < 30; i++) {
ret = hashfast_get_header(hashfast, h, &hcrc);
ret = hfa_get_header(hashfast, h, &hcrc);
if (ret)
break;
}
@ -230,7 +228,7 @@ static bool hashfast_reset(struct cgpu_info *hashfast, struct hashfast_info *inf
}
if (h->operation_code != OP_USB_INIT) {
applog(LOG_WARNING, "HFA %d: OP_USB_INIT: Tossing packet, valid but unexpected type", hashfast->device_id);
hashfast_get_data(hashfast, buf, h->data_length);
hfa_get_data(hashfast, buf, h->data_length);
return false;
}
@ -251,7 +249,7 @@ static bool hashfast_reset(struct cgpu_info *hashfast, struct hashfast_info *inf
info->core_bitmap_size = (((info->asic_count * info->core_count) + 31) / 32) * 4;
// Get the usb_init_base structure
if (!hashfast_get_data(hashfast, (char *)&info->usb_init_base, U32SIZE(info->usb_init_base))) {
if (!hfa_get_data(hashfast, (char *)&info->usb_init_base, U32SIZE(info->usb_init_base))) {
applog(LOG_WARNING, "HFA %d: OP_USB_INIT failed! Failure to get usb_init_base data",
hashfast->device_id);
return false;
@ -272,7 +270,7 @@ static bool hashfast_reset(struct cgpu_info *hashfast, struct hashfast_info *inf
info->num_sequence = db->sequence_modulus;
// Now a copy of the config data used
if (!hashfast_get_data(hashfast, (char *)&info->config_data, U32SIZE(info->config_data))) {
if (!hfa_get_data(hashfast, (char *)&info->config_data, U32SIZE(info->config_data))) {
applog(LOG_WARNING, "HFA %d: OP_USB_INIT failed! Failure to get config_data",
hashfast->device_id);
return false;
@ -281,8 +279,8 @@ static bool hashfast_reset(struct cgpu_info *hashfast, struct hashfast_info *inf
// Now the core bitmap
info->core_bitmap = malloc(info->core_bitmap_size);
if (!info->core_bitmap)
quit(1, "Failed to malloc info core bitmap in hashfast_reset");
if (!hashfast_get_data(hashfast, (char *)info->core_bitmap, info->core_bitmap_size / 4)) {
quit(1, "Failed to malloc info core bitmap in hfa_reset");
if (!hfa_get_data(hashfast, (char *)info->core_bitmap, info->core_bitmap_size / 4)) {
applog(LOG_WARNING, "HFA %d: OP_USB_INIT failed! Failure to get core_bitmap", hashfast->device_id);
return false;
}
@ -290,17 +288,17 @@ static bool hashfast_reset(struct cgpu_info *hashfast, struct hashfast_info *inf
return true;
}
static bool hashfast_detect_common(struct cgpu_info *hashfast)
static bool hfa_detect_common(struct cgpu_info *hashfast)
{
struct hashfast_info *info;
bool ret;
info = calloc(sizeof(struct hashfast_info), 1);
if (!info)
quit(1, "Failed to calloc hashfast_info in hashfast_detect_common");
quit(1, "Failed to calloc hashfast_info in hfa_detect_common");
hashfast->device_data = info;
/* hashfast_reset should fill in details for info */
ret = hashfast_reset(hashfast, info);
ret = hfa_reset(hashfast, info);
if (!ret) {
free(info);
hashfast->device_data = NULL;
@ -319,19 +317,19 @@ static bool hashfast_detect_common(struct cgpu_info *hashfast)
info->works = calloc(sizeof(struct work *), info->num_sequence);
if (!info->works)
quit(1, "Failed to calloc info works in hashfast_detect_common");
quit(1, "Failed to calloc info works in hfa_detect_common");
return true;
}
static void hashfast_initialise(struct cgpu_info *hashfast)
static void hfa_initialise(struct cgpu_info *hashfast)
{
if (hashfast->usbinfo.nodev)
return;
// FIXME Do necessary initialising here
}
static bool hashfast_detect_one_usb(libusb_device *dev, struct usb_find_devices *found)
static bool hfa_detect_one_usb(libusb_device *dev, struct usb_find_devices *found)
{
struct cgpu_info *hashfast;
@ -346,27 +344,27 @@ static bool hashfast_detect_one_usb(libusb_device *dev, struct usb_find_devices
hashfast->usbdev->usb_type = USB_TYPE_STD;
hashfast_initialise(hashfast);
hfa_initialise(hashfast);
add_cgpu(hashfast);
return hashfast_detect_common(hashfast);
return hfa_detect_common(hashfast);
}
static void hashfast_detect(bool hotplug)
static void hfa_detect(bool hotplug)
{
/* Set up the CRC tables only once. */
if (!hotplug)
hf_init_crc8();
usb_detect(&hashfast_drv, hashfast_detect_one_usb);
hfa_init_crc8();
usb_detect(&hashfast_drv, hfa_detect_one_usb);
}
static bool hashfast_get_packet(struct cgpu_info *hashfast, struct hf_header *h)
static bool hfa_get_packet(struct cgpu_info *hashfast, struct hf_header *h)
{
uint8_t hcrc;
bool ret;
ret = hashfast_get_header(hashfast, h, &hcrc);
ret = hfa_get_header(hashfast, h, &hcrc);
if (unlikely(!ret))
goto out;
if (unlikely(h->crc8 != hcrc)) {
@ -374,7 +372,7 @@ static bool hashfast_get_packet(struct cgpu_info *hashfast, struct hf_header *h)
hashfast->device_id, h->crc8, hcrc);
}
if (h->data_length > 0)
ret = hashfast_get_data(hashfast, (char *)(h + 1), h->data_length);
ret = hfa_get_data(hashfast, (char *)(h + 1), h->data_length);
if (unlikely(!ret)) {
applog(LOG_WARNING, "HFA %d: Failed to get data associated with header",
hashfast->device_id);
@ -417,7 +415,7 @@ static void hfa_parse_gwq_status(struct cgpu_info *hashfast, struct hashfast_inf
mutex_unlock(&info->lock);
}
static void update_die_status(struct cgpu_info *hashfast, struct hashfast_info *info,
static void hfa_update_die_status(struct cgpu_info *hashfast, struct hashfast_info *info,
struct hf_header *h)
{
struct hf_g1_die_data *d = (struct hf_g1_die_data *)(h + 1), *ds;
@ -518,7 +516,7 @@ static void *hfa_read(void *arg)
while (likely(!hashfast->shutdown)) {
char buf[512];
struct hf_header *h = (struct hf_header *)buf;
bool ret = hashfast_get_packet(hashfast, h);
bool ret = hfa_get_packet(hashfast, h);
if (unlikely(!ret))
continue;
@ -528,7 +526,7 @@ static void *hfa_read(void *arg)
hfa_parse_gwq_status(hashfast, info, h);
break;
case OP_DIE_STATUS:
update_die_status(hashfast, info, h);
hfa_update_die_status(hashfast, info, h);
break;
case OP_NONCE:
hfa_parse_nonce(thr, hashfast, info, h);
@ -543,7 +541,7 @@ static void *hfa_read(void *arg)
return NULL;
}
static bool hashfast_prepare(struct thr_info *thr)
static bool hfa_prepare(struct thr_info *thr)
{
struct cgpu_info *hashfast = thr->cgpu;
struct hashfast_info *info = hashfast->device_data;
@ -551,7 +549,7 @@ static bool hashfast_prepare(struct thr_info *thr)
mutex_init(&info->lock);
if (pthread_create(&info->read_thr, NULL, hfa_read, (void *)thr))
quit(1, "Failed to pthread_create read thr in hashfast_prepare");
quit(1, "Failed to pthread_create read thr in hfa_prepare");
cgtime(&now);
get_datestamp(hashfast->init, sizeof(hashfast->init), &now);
@ -560,23 +558,23 @@ static bool hashfast_prepare(struct thr_info *thr)
}
/* Figure out how many jobs to send. */
static int __hashfast_jobs(struct hashfast_info *info)
static int __hfa_jobs(struct hashfast_info *info)
{
return info->usb_init_base.inflight_target - HF_SEQUENCE_DISTANCE(info->hash_sequence, info->device_sequence_tail);
}
static int hashfast_jobs(struct hashfast_info *info)
static int hfa_jobs(struct hashfast_info *info)
{
int ret;
mutex_lock(&info->lock);
ret = __hashfast_jobs(info);
ret = __hfa_jobs(info);
mutex_unlock(&info->lock);
return ret;
}
static int64_t hashfast_scanwork(struct thr_info *thr)
static int64_t hfa_scanwork(struct thr_info *thr)
{
struct cgpu_info *hashfast = thr->cgpu;
struct hashfast_info *info = hashfast->device_data;
@ -585,9 +583,9 @@ static int64_t hashfast_scanwork(struct thr_info *thr)
if (unlikely(thr->work_restart)) {
restart:
ret = hashfast_send_frame(hashfast, OP_WORK_RESTART, 0, (uint8_t *)NULL, 0);
ret = hfa_send_frame(hashfast, OP_WORK_RESTART, 0, (uint8_t *)NULL, 0);
if (unlikely(!ret)) {
ret = hashfast_reset(hashfast, info);
ret = hfa_reset(hashfast, info);
if (unlikely(!ret)) {
applog(LOG_ERR, "HFA %d: Failed to reset after write failure, disabling",
hashfast->device_id);
@ -596,13 +594,13 @@ restart:
}
}
jobs = hashfast_jobs(info);
jobs = hfa_jobs(info);
if (!jobs) {
ret = restart_wait(thr, 100);
if (unlikely(!ret))
goto restart;
jobs = hashfast_jobs(info);
jobs = hfa_jobs(info);
}
while (jobs > 0) {
@ -630,9 +628,9 @@ restart:
op_hash_data.search_difficulty = i;
if ((sequence = info->hash_sequence + 1) >= info->num_sequence)
sequence = 0;
ret = hashfast_send_frame(hashfast, OP_HASH, sequence, (uint8_t *)&op_hash_data, sizeof(op_hash_data));
ret = hfa_send_frame(hashfast, OP_HASH, sequence, (uint8_t *)&op_hash_data, sizeof(op_hash_data));
if (unlikely(!ret)) {
ret = hashfast_reset(hashfast, info);
ret = hfa_reset(hashfast, info);
if (unlikely(!ret)) {
applog(LOG_ERR, "HFA %d: Failed to reset after write failure, disabling",
hashfast->device_id);
@ -643,7 +641,7 @@ restart:
mutex_lock(&info->lock);
info->hash_sequence = sequence;
*(info->works + info->hash_sequence) = work;
jobs = __hashfast_jobs(info);
jobs = __hfa_jobs(info);
mutex_unlock(&info->lock);
applog(LOG_DEBUG, "HFA %d: OP_HASH sequence %d search_difficulty %d work_difficulty %g",
@ -658,17 +656,17 @@ restart:
return hashes;
}
static struct api_data *hashfast_api_stats(struct cgpu_info __maybe_unused *cgpu)
static struct api_data *hfa_api_stats(struct cgpu_info __maybe_unused *cgpu)
{
return NULL;
}
static void hashfast_init(struct cgpu_info *hashfast)
static void hfa_init(struct cgpu_info *hashfast)
{
usb_buffer_enable(hashfast);
}
static void hashfast_shutdown(struct thr_info *thr)
static void hfa_shutdown(struct thr_info *thr)
{
struct cgpu_info *hashfast = thr->cgpu;
struct hashfast_info *info = hashfast->device_data;
@ -681,11 +679,11 @@ struct device_drv hashfast_drv = {
.dname = "Hashfast",
.name = "HFA",
.max_diff = 256.0, // Limit max diff to get some nonces back regardless
.drv_detect = hashfast_detect,
.thread_prepare = hashfast_prepare,
.drv_detect = hfa_detect,
.thread_prepare = hfa_prepare,
.hash_work = &hash_driver_work,
.scanwork = hashfast_scanwork,
.get_api_stats = hashfast_api_stats,
.reinit_device = hashfast_init,
.thread_shutdown = hashfast_shutdown,
.scanwork = hfa_scanwork,
.get_api_stats = hfa_api_stats,
.reinit_device = hfa_init,
.thread_shutdown = hfa_shutdown,
};