mirror of https://github.com/GOSTSec/sgminer
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1324 lines
32 KiB
1324 lines
32 KiB
/* |
|
* Copyright 2011-2012 Con Kolivas |
|
* Copyright 2011-2012 Luke Dashjr |
|
* Copyright 2010 Jeff Garzik |
|
* |
|
* This program is free software; you can redistribute it and/or modify it |
|
* under the terms of the GNU General Public License as published by the Free |
|
* Software Foundation; either version 2 of the License, or (at your option) |
|
* any later version. See COPYING for more details. |
|
*/ |
|
|
|
#include "config.h" |
|
|
|
#include <curses.h> |
|
#include <string.h> |
|
#include <stdbool.h> |
|
#include <stdint.h> |
|
|
|
#include <sys/types.h> |
|
|
|
#ifndef WIN32 |
|
#include <sys/resource.h> |
|
#endif |
|
#include <ccan/opt/opt.h> |
|
|
|
#include "compat.h" |
|
#include "miner.h" |
|
#include "device-gpu.h" |
|
#include "findnonce.h" |
|
#include "ocl.h" |
|
#include "adl.h" |
|
|
|
/* TODO: cleanup externals ********************/ |
|
|
|
extern WINDOW *mainwin, *statuswin, *logwin; |
|
extern void enable_curses(void); |
|
|
|
extern int mining_threads; |
|
extern double total_secs; |
|
extern int opt_g_threads; |
|
extern bool ping; |
|
extern bool opt_loginput; |
|
extern char *opt_kernel_path; |
|
extern char *opt_kernel; |
|
extern int gpur_thr_id; |
|
extern bool opt_noadl; |
|
extern bool have_opencl; |
|
|
|
|
|
|
|
extern void *miner_thread(void *userdata); |
|
extern int dev_from_id(int thr_id); |
|
extern void tailsprintf(char *f, const char *fmt, ...); |
|
extern void wlog(const char *f, ...); |
|
extern void decay_time(double *f, double fadd); |
|
|
|
|
|
/**********************************************/ |
|
|
|
#ifdef HAVE_ADL |
|
extern float gpu_temp(int gpu); |
|
extern int gpu_fanspeed(int gpu); |
|
extern int gpu_fanpercent(int gpu); |
|
#endif |
|
|
|
|
|
#ifdef HAVE_OPENCL |
|
char *set_vector(const char *arg, int *i) |
|
{ |
|
char *err = opt_set_intval(arg, i); |
|
if (err) |
|
return err; |
|
|
|
if (*i != 1 && *i != 2 && *i != 4) |
|
return "Valid vectors are 1, 2 or 4"; |
|
return NULL; |
|
} |
|
#endif |
|
|
|
#ifdef HAVE_ADL |
|
void get_intrange(char *arg, int *val1, int *val2) |
|
{ |
|
if (sscanf(arg, "%d-%d", val1, val2) == 1) { |
|
*val2 = *val1; |
|
*val1 = 0; |
|
} |
|
} |
|
|
|
char *set_gpu_engine(char *arg) |
|
{ |
|
int i, val1 = 0, val2 = 0, device = 0; |
|
char *nextptr; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set gpu engine"; |
|
get_intrange(nextptr, &val1, &val2); |
|
if (val1 < 0 || val1 > 9999 || val2 < 0 || val2 > 9999) |
|
return "Invalid value passed to set_gpu_engine"; |
|
|
|
gpus[device].min_engine = val1; |
|
gpus[device].gpu_engine = val2; |
|
device++; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
get_intrange(nextptr, &val1, &val2); |
|
if (val1 < 0 || val1 > 9999 || val2 < 0 || val2 > 9999) |
|
return "Invalid value passed to set_gpu_engine"; |
|
gpus[device].min_engine = val1; |
|
gpus[device].gpu_engine = val2; |
|
device++; |
|
} |
|
|
|
if (device == 1) { |
|
for (i = 1; i < MAX_GPUDEVICES; i++) { |
|
gpus[i].min_engine = gpus[0].min_engine; |
|
gpus[i].gpu_engine = gpus[0].gpu_engine; |
|
} |
|
} |
|
|
|
return NULL; |
|
} |
|
|
|
char *set_gpu_fan(char *arg) |
|
{ |
|
int i, val1 = 0, val2 = 0, device = 0; |
|
char *nextptr; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set gpu fan"; |
|
get_intrange(nextptr, &val1, &val2); |
|
if (val1 < 0 || val1 > 100 || val2 < 0 || val2 > 100) |
|
return "Invalid value passed to set_gpu_fan"; |
|
|
|
gpus[device].min_fan = val1; |
|
gpus[device].gpu_fan = val2; |
|
device++; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
get_intrange(nextptr, &val1, &val2); |
|
if (val1 < 0 || val1 > 100 || val2 < 0 || val2 > 100) |
|
return "Invalid value passed to set_gpu_fan"; |
|
|
|
gpus[device].min_fan = val1; |
|
gpus[device].gpu_fan = val2; |
|
device++; |
|
} |
|
|
|
if (device == 1) { |
|
for (i = 1; i < MAX_GPUDEVICES; i++) { |
|
gpus[i].min_fan = gpus[0].min_fan; |
|
gpus[i].gpu_fan = gpus[0].gpu_fan; |
|
} |
|
} |
|
|
|
return NULL; |
|
} |
|
|
|
char *set_gpu_memclock(char *arg) |
|
{ |
|
int i, val = 0, device = 0; |
|
char *nextptr; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set gpu memclock"; |
|
val = atoi(nextptr); |
|
if (val < 0 || val >= 9999) |
|
return "Invalid value passed to set_gpu_memclock"; |
|
|
|
gpus[device++].gpu_memclock = val; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
val = atoi(nextptr); |
|
if (val < 0 || val >= 9999) |
|
return "Invalid value passed to set_gpu_memclock"; |
|
|
|
gpus[device++].gpu_memclock = val; |
|
} |
|
if (device == 1) { |
|
for (i = device; i < MAX_GPUDEVICES; i++) |
|
gpus[i].gpu_memclock = gpus[0].gpu_memclock; |
|
} |
|
|
|
return NULL; |
|
} |
|
|
|
char *set_gpu_memdiff(char *arg) |
|
{ |
|
int i, val = 0, device = 0; |
|
char *nextptr; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set gpu memdiff"; |
|
val = atoi(nextptr); |
|
if (val < -9999 || val > 9999) |
|
return "Invalid value passed to set_gpu_memdiff"; |
|
|
|
gpus[device++].gpu_memdiff = val; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
val = atoi(nextptr); |
|
if (val < -9999 || val > 9999) |
|
return "Invalid value passed to set_gpu_memdiff"; |
|
|
|
gpus[device++].gpu_memdiff = val; |
|
} |
|
if (device == 1) { |
|
for (i = device; i < MAX_GPUDEVICES; i++) |
|
gpus[i].gpu_memdiff = gpus[0].gpu_memdiff; |
|
} |
|
|
|
return NULL; |
|
} |
|
|
|
char *set_gpu_powertune(char *arg) |
|
{ |
|
int i, val = 0, device = 0; |
|
char *nextptr; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set gpu powertune"; |
|
val = atoi(nextptr); |
|
if (val < -99 || val > 99) |
|
return "Invalid value passed to set_gpu_powertune"; |
|
|
|
gpus[device++].gpu_powertune = val; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
val = atoi(nextptr); |
|
if (val < -99 || val > 99) |
|
return "Invalid value passed to set_gpu_powertune"; |
|
|
|
gpus[device++].gpu_powertune = val; |
|
} |
|
if (device == 1) { |
|
for (i = device; i < MAX_GPUDEVICES; i++) |
|
gpus[i].gpu_powertune = gpus[0].gpu_powertune; |
|
} |
|
|
|
return NULL; |
|
} |
|
|
|
char *set_gpu_vddc(char *arg) |
|
{ |
|
int i, device = 0; |
|
float val = 0; |
|
char *nextptr; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set gpu vddc"; |
|
val = atof(nextptr); |
|
if (val < 0 || val >= 9999) |
|
return "Invalid value passed to set_gpu_vddc"; |
|
|
|
gpus[device++].gpu_vddc = val; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
val = atof(nextptr); |
|
if (val < 0 || val >= 9999) |
|
return "Invalid value passed to set_gpu_vddc"; |
|
|
|
gpus[device++].gpu_vddc = val; |
|
} |
|
if (device == 1) { |
|
for (i = device; i < MAX_GPUDEVICES; i++) |
|
gpus[i].gpu_vddc = gpus[0].gpu_vddc; |
|
} |
|
|
|
return NULL; |
|
} |
|
|
|
char *set_temp_overheat(char *arg) |
|
{ |
|
int i, val = 0, device = 0, *to; |
|
char *nextptr; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set temp overheat"; |
|
val = atoi(nextptr); |
|
if (val < 0 || val > 200) |
|
return "Invalid value passed to set temp overheat"; |
|
|
|
to = &gpus[device++].adl.overtemp; |
|
*to = val; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
val = atoi(nextptr); |
|
if (val < 0 || val > 200) |
|
return "Invalid value passed to set temp overheat"; |
|
|
|
to = &gpus[device++].adl.overtemp; |
|
*to = val; |
|
} |
|
if (device == 1) { |
|
for (i = device; i < MAX_GPUDEVICES; i++) { |
|
to = &gpus[i].adl.overtemp; |
|
*to = val; |
|
} |
|
} |
|
|
|
return NULL; |
|
} |
|
|
|
char *set_temp_target(char *arg) |
|
{ |
|
int i, val = 0, device = 0, *tt; |
|
char *nextptr; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set temp target"; |
|
val = atoi(nextptr); |
|
if (val < 0 || val > 200) |
|
return "Invalid value passed to set temp target"; |
|
|
|
tt = &gpus[device++].adl.targettemp; |
|
*tt = val; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
val = atoi(nextptr); |
|
if (val < 0 || val > 200) |
|
return "Invalid value passed to set temp target"; |
|
|
|
tt = &gpus[device++].adl.targettemp; |
|
*tt = val; |
|
} |
|
if (device == 1) { |
|
for (i = device; i < MAX_GPUDEVICES; i++) { |
|
tt = &gpus[i].adl.targettemp; |
|
*tt = val; |
|
} |
|
} |
|
|
|
return NULL; |
|
} |
|
#endif |
|
#ifdef HAVE_OPENCL |
|
char *set_intensity(char *arg) |
|
{ |
|
int i, device = 0, *tt; |
|
char *nextptr, val = 0; |
|
|
|
nextptr = strtok(arg, ","); |
|
if (nextptr == NULL) |
|
return "Invalid parameters for set intensity"; |
|
if (!strncasecmp(nextptr, "d", 1)) |
|
gpus[device].dynamic = true; |
|
else { |
|
gpus[device].dynamic = false; |
|
val = atoi(nextptr); |
|
if (val < MIN_INTENSITY || val > MAX_INTENSITY) |
|
return "Invalid value passed to set intensity"; |
|
tt = &gpus[device].intensity; |
|
*tt = val; |
|
} |
|
|
|
device++; |
|
|
|
while ((nextptr = strtok(NULL, ",")) != NULL) { |
|
if (!strncasecmp(nextptr, "d", 1)) |
|
gpus[device].dynamic = true; |
|
else { |
|
gpus[device].dynamic = false; |
|
val = atoi(nextptr); |
|
if (val < MIN_INTENSITY || val > MAX_INTENSITY) |
|
return "Invalid value passed to set intensity"; |
|
|
|
tt = &gpus[device].intensity; |
|
*tt = val; |
|
} |
|
device++; |
|
} |
|
if (device == 1) { |
|
for (i = device; i < MAX_GPUDEVICES; i++) { |
|
gpus[i].dynamic = gpus[0].dynamic; |
|
gpus[i].intensity = gpus[0].intensity; |
|
} |
|
} |
|
|
|
return NULL; |
|
} |
|
#endif |
|
|
|
|
|
#ifdef HAVE_OPENCL |
|
struct device_api opencl_api; |
|
|
|
char *print_ndevs_and_exit(int *ndevs) |
|
{ |
|
opt_log_output = true; |
|
opencl_api.api_detect(); |
|
clear_adl(*ndevs); |
|
applog(LOG_INFO, "%i GPU devices max detected", *ndevs); |
|
exit(*ndevs); |
|
} |
|
#endif |
|
|
|
|
|
struct cgpu_info gpus[MAX_GPUDEVICES]; /* Maximum number apparently possible */ |
|
struct cgpu_info *cpus; |
|
|
|
|
|
|
|
#ifdef HAVE_OPENCL |
|
|
|
/* In dynamic mode, only the first thread of each device will be in use. |
|
* This potentially could start a thread that was stopped with the start-stop |
|
* options if one were to disable dynamic from the menu on a paused GPU */ |
|
void pause_dynamic_threads(int gpu) |
|
{ |
|
struct cgpu_info *cgpu = &gpus[gpu]; |
|
int i, thread_no = 0; |
|
|
|
for (i = 0; i < mining_threads; i++) { |
|
struct thr_info *thr = &thr_info[i]; |
|
|
|
if (thr->cgpu != cgpu) |
|
continue; |
|
if (!thread_no++) |
|
continue; |
|
if (!thr->pause && cgpu->dynamic) { |
|
applog(LOG_WARNING, "Disabling extra threads due to dynamic mode."); |
|
applog(LOG_WARNING, "Tune dynamic intensity with --gpu-dyninterval"); |
|
} |
|
|
|
thr->pause = cgpu->dynamic; |
|
if (!cgpu->dynamic && cgpu->deven != DEV_DISABLED) |
|
tq_push(thr->q, &ping); |
|
} |
|
} |
|
|
|
|
|
struct device_api opencl_api; |
|
|
|
void manage_gpu(void) |
|
{ |
|
struct thr_info *thr; |
|
int selected, gpu, i; |
|
char checkin[40]; |
|
char input; |
|
|
|
if (!opt_g_threads) |
|
return; |
|
|
|
opt_loginput = true; |
|
immedok(logwin, true); |
|
clear_logwin(); |
|
retry: |
|
|
|
for (gpu = 0; gpu < nDevs; gpu++) { |
|
struct cgpu_info *cgpu = &gpus[gpu]; |
|
|
|
wlog("GPU %d: %.1f / %.1f Mh/s | A:%d R:%d HW:%d U:%.2f/m I:%d\n", |
|
gpu, cgpu->rolling, cgpu->total_mhashes / total_secs, |
|
cgpu->accepted, cgpu->rejected, cgpu->hw_errors, |
|
cgpu->utility, cgpu->intensity); |
|
#ifdef HAVE_ADL |
|
if (gpus[gpu].has_adl) { |
|
int engineclock = 0, memclock = 0, activity = 0, fanspeed = 0, fanpercent = 0, powertune = 0; |
|
float temp = 0, vddc = 0; |
|
|
|
if (gpu_stats(gpu, &temp, &engineclock, &memclock, &vddc, &activity, &fanspeed, &fanpercent, &powertune)) { |
|
char logline[255]; |
|
|
|
strcpy(logline, ""); // In case it has no data |
|
if (temp != -1) |
|
sprintf(logline, "%.1f C ", temp); |
|
if (fanspeed != -1 || fanpercent != -1) { |
|
tailsprintf(logline, "F: "); |
|
if (fanpercent != -1) |
|
tailsprintf(logline, "%d%% ", fanpercent); |
|
if (fanspeed != -1) |
|
tailsprintf(logline, "(%d RPM) ", fanspeed); |
|
tailsprintf(logline, " "); |
|
} |
|
if (engineclock != -1) |
|
tailsprintf(logline, "E: %d MHz ", engineclock); |
|
if (memclock != -1) |
|
tailsprintf(logline, "M: %d Mhz ", memclock); |
|
if (vddc != -1) |
|
tailsprintf(logline, "V: %.3fV ", vddc); |
|
if (activity != -1) |
|
tailsprintf(logline, "A: %d%% ", activity); |
|
if (powertune != -1) |
|
tailsprintf(logline, "P: %d%%", powertune); |
|
tailsprintf(logline, "\n"); |
|
wlog(logline); |
|
} |
|
} |
|
#endif |
|
wlog("Last initialised: %s\n", cgpu->init); |
|
wlog("Intensity: "); |
|
if (gpus[gpu].dynamic) |
|
wlog("Dynamic (only one thread in use)\n"); |
|
else |
|
wlog("%d\n", gpus[gpu].intensity); |
|
for (i = 0; i < mining_threads; i++) { |
|
thr = &thr_info[i]; |
|
if (thr->cgpu != cgpu) |
|
continue; |
|
get_datestamp(checkin, &thr->last); |
|
wlog("Thread %d: %.1f Mh/s %s ", i, thr->rolling, cgpu->deven != DEV_DISABLED ? "Enabled" : "Disabled"); |
|
switch (cgpu->status) { |
|
default: |
|
case LIFE_WELL: |
|
wlog("ALIVE"); |
|
break; |
|
case LIFE_SICK: |
|
wlog("SICK reported in %s", checkin); |
|
break; |
|
case LIFE_DEAD: |
|
wlog("DEAD reported in %s", checkin); |
|
break; |
|
case LIFE_NOSTART: |
|
wlog("Never started"); |
|
break; |
|
} |
|
if (thr->pause) |
|
wlog(" paused"); |
|
wlog("\n"); |
|
} |
|
wlog("\n"); |
|
} |
|
|
|
wlogprint("[E]nable [D]isable [I]ntensity [R]estart GPU %s\n",adl_active ? "[C]hange settings" : ""); |
|
|
|
wlogprint("Or press any other key to continue\n"); |
|
input = getch(); |
|
|
|
if (nDevs == 1) |
|
selected = 0; |
|
else |
|
selected = -1; |
|
if (!strncasecmp(&input, "e", 1)) { |
|
struct cgpu_info *cgpu; |
|
|
|
if (selected) |
|
selected = curses_int("Select GPU to enable"); |
|
if (selected < 0 || selected >= nDevs) { |
|
wlogprint("Invalid selection\n"); |
|
goto retry; |
|
} |
|
if (gpus[selected].deven != DEV_DISABLED) { |
|
wlogprint("Device already enabled\n"); |
|
goto retry; |
|
} |
|
gpus[selected].deven = DEV_ENABLED; |
|
for (i = 0; i < mining_threads; ++i) { |
|
thr = &thr_info[i]; |
|
cgpu = thr->cgpu; |
|
if (cgpu->api != &opencl_api) |
|
continue; |
|
if (dev_from_id(i) != selected) |
|
continue; |
|
if (cgpu->status != LIFE_WELL) { |
|
wlogprint("Must restart device before enabling it"); |
|
gpus[selected].deven = DEV_DISABLED; |
|
goto retry; |
|
} |
|
applog(LOG_DEBUG, "Pushing ping to thread %d", thr->id); |
|
|
|
tq_push(thr->q, &ping); |
|
} |
|
goto retry; |
|
} if (!strncasecmp(&input, "d", 1)) { |
|
if (selected) |
|
selected = curses_int("Select GPU to disable"); |
|
if (selected < 0 || selected >= nDevs) { |
|
wlogprint("Invalid selection\n"); |
|
goto retry; |
|
} |
|
if (gpus[selected].deven == DEV_DISABLED) { |
|
wlogprint("Device already disabled\n"); |
|
goto retry; |
|
} |
|
gpus[selected].deven = DEV_DISABLED; |
|
goto retry; |
|
} else if (!strncasecmp(&input, "i", 1)) { |
|
int intensity; |
|
char *intvar; |
|
|
|
if (selected) |
|
selected = curses_int("Select GPU to change intensity on"); |
|
if (selected < 0 || selected >= nDevs) { |
|
wlogprint("Invalid selection\n"); |
|
goto retry; |
|
} |
|
intvar = curses_input("Set GPU scan intensity (d or " _MIN_INTENSITY_STR " -> " _MAX_INTENSITY_STR ")"); |
|
if (!intvar) { |
|
wlogprint("Invalid input\n"); |
|
goto retry; |
|
} |
|
if (!strncasecmp(intvar, "d", 1)) { |
|
wlogprint("Dynamic mode enabled on gpu %d\n", selected); |
|
gpus[selected].dynamic = true; |
|
pause_dynamic_threads(selected); |
|
free(intvar); |
|
goto retry; |
|
} |
|
intensity = atoi(intvar); |
|
free(intvar); |
|
if (intensity < MIN_INTENSITY || intensity > MAX_INTENSITY) { |
|
wlogprint("Invalid selection\n"); |
|
goto retry; |
|
} |
|
gpus[selected].dynamic = false; |
|
gpus[selected].intensity = intensity; |
|
wlogprint("Intensity on gpu %d set to %d\n", selected, intensity); |
|
pause_dynamic_threads(selected); |
|
goto retry; |
|
} else if (!strncasecmp(&input, "r", 1)) { |
|
if (selected) |
|
selected = curses_int("Select GPU to attempt to restart"); |
|
if (selected < 0 || selected >= nDevs) { |
|
wlogprint("Invalid selection\n"); |
|
goto retry; |
|
} |
|
wlogprint("Attempting to restart threads of GPU %d\n", selected); |
|
reinit_device(&gpus[selected]); |
|
goto retry; |
|
} else if (adl_active && (!strncasecmp(&input, "c", 1))) { |
|
if (selected) |
|
selected = curses_int("Select GPU to change settings on"); |
|
if (selected < 0 || selected >= nDevs) { |
|
wlogprint("Invalid selection\n"); |
|
goto retry; |
|
} |
|
change_gpusettings(selected); |
|
goto retry; |
|
} else |
|
clear_logwin(); |
|
|
|
immedok(logwin, false); |
|
opt_loginput = false; |
|
} |
|
#else |
|
void manage_gpu(void) |
|
{ |
|
} |
|
#endif |
|
|
|
|
|
#ifdef HAVE_OPENCL |
|
static _clState *clStates[MAX_GPUDEVICES]; |
|
|
|
#define CL_SET_BLKARG(blkvar) status |= clSetKernelArg(*kernel, num++, sizeof(uint), (void *)&blk->blkvar) |
|
#define CL_SET_ARG(var) status |= clSetKernelArg(*kernel, num++, sizeof(var), (void *)&var) |
|
#define CL_SET_VARG(args, var) status |= clSetKernelArg(*kernel, num++, args * sizeof(uint), (void *)var) |
|
|
|
static cl_int queue_poclbm_kernel(_clState *clState, dev_blk_ctx *blk) |
|
{ |
|
cl_uint vwidth = clState->preferred_vwidth; |
|
cl_kernel *kernel = &clState->kernel; |
|
unsigned int i, num = 0; |
|
cl_int status = 0; |
|
uint *nonces; |
|
|
|
CL_SET_BLKARG(ctx_a); |
|
CL_SET_BLKARG(ctx_b); |
|
CL_SET_BLKARG(ctx_c); |
|
CL_SET_BLKARG(ctx_d); |
|
CL_SET_BLKARG(ctx_e); |
|
CL_SET_BLKARG(ctx_f); |
|
CL_SET_BLKARG(ctx_g); |
|
CL_SET_BLKARG(ctx_h); |
|
|
|
CL_SET_BLKARG(cty_b); |
|
CL_SET_BLKARG(cty_c); |
|
|
|
|
|
CL_SET_BLKARG(cty_f); |
|
CL_SET_BLKARG(cty_g); |
|
CL_SET_BLKARG(cty_h); |
|
|
|
nonces = alloca(sizeof(uint) * vwidth); |
|
for (i = 0; i < vwidth; i++) |
|
nonces[i] = blk->nonce + i; |
|
CL_SET_VARG(vwidth, nonces); |
|
|
|
CL_SET_BLKARG(fW0); |
|
CL_SET_BLKARG(fW1); |
|
CL_SET_BLKARG(fW2); |
|
CL_SET_BLKARG(fW3); |
|
CL_SET_BLKARG(fW15); |
|
CL_SET_BLKARG(fW01r); |
|
|
|
CL_SET_BLKARG(fcty_e2); |
|
CL_SET_BLKARG(D1A); |
|
CL_SET_BLKARG(C1addK5); |
|
CL_SET_BLKARG(B1addK6); |
|
CL_SET_BLKARG(W16addK16); |
|
CL_SET_BLKARG(W17addK17); |
|
CL_SET_BLKARG(PreVal4addT1); |
|
CL_SET_BLKARG(PreVal0); |
|
|
|
CL_SET_ARG(clState->outputBuffer); |
|
|
|
return status; |
|
} |
|
|
|
static cl_int queue_phatk_kernel(_clState *clState, dev_blk_ctx *blk) |
|
{ |
|
cl_uint vwidth = clState->preferred_vwidth; |
|
cl_kernel *kernel = &clState->kernel; |
|
unsigned int i, num = 0; |
|
cl_int status = 0; |
|
uint *nonces; |
|
|
|
CL_SET_BLKARG(ctx_a); |
|
CL_SET_BLKARG(ctx_b); |
|
CL_SET_BLKARG(ctx_c); |
|
CL_SET_BLKARG(ctx_d); |
|
CL_SET_BLKARG(ctx_e); |
|
CL_SET_BLKARG(ctx_f); |
|
CL_SET_BLKARG(ctx_g); |
|
CL_SET_BLKARG(ctx_h); |
|
|
|
CL_SET_BLKARG(cty_b); |
|
CL_SET_BLKARG(cty_c); |
|
CL_SET_BLKARG(cty_d); |
|
CL_SET_BLKARG(cty_f); |
|
CL_SET_BLKARG(cty_g); |
|
CL_SET_BLKARG(cty_h); |
|
|
|
nonces = alloca(sizeof(uint) * vwidth); |
|
for (i = 0; i < vwidth; i++) |
|
nonces[i] = blk->nonce + i; |
|
CL_SET_VARG(vwidth, nonces); |
|
|
|
CL_SET_BLKARG(W16); |
|
CL_SET_BLKARG(W17); |
|
CL_SET_BLKARG(PreVal4_2); |
|
CL_SET_BLKARG(PreVal0); |
|
CL_SET_BLKARG(PreW18); |
|
CL_SET_BLKARG(PreW19); |
|
CL_SET_BLKARG(PreW31); |
|
CL_SET_BLKARG(PreW32); |
|
|
|
CL_SET_ARG(clState->outputBuffer); |
|
|
|
return status; |
|
} |
|
|
|
static cl_int queue_diakgcn_kernel(_clState *clState, dev_blk_ctx *blk) |
|
{ |
|
cl_uint vwidth = clState->preferred_vwidth; |
|
cl_kernel *kernel = &clState->kernel; |
|
unsigned int i, num = 0; |
|
cl_int status = 0; |
|
uint *nonces; |
|
|
|
nonces = alloca(sizeof(uint) * vwidth); |
|
for (i = 0; i < vwidth; i++) |
|
nonces[i] = blk->nonce + i; |
|
CL_SET_VARG(vwidth, nonces); |
|
|
|
CL_SET_BLKARG(PreVal0); |
|
CL_SET_BLKARG(PreVal4_2); |
|
CL_SET_BLKARG(cty_h); |
|
CL_SET_BLKARG(D1A); |
|
CL_SET_BLKARG(cty_b); |
|
CL_SET_BLKARG(cty_c); |
|
CL_SET_BLKARG(cty_f); |
|
CL_SET_BLKARG(cty_g); |
|
CL_SET_BLKARG(C1addK5); |
|
CL_SET_BLKARG(B1addK6); |
|
CL_SET_BLKARG(PreVal0addK7); |
|
CL_SET_BLKARG(W16addK16); |
|
CL_SET_BLKARG(W17addK17); |
|
CL_SET_BLKARG(PreW18); |
|
CL_SET_BLKARG(PreW19); |
|
CL_SET_BLKARG(W16); |
|
CL_SET_BLKARG(W17); |
|
CL_SET_BLKARG(PreW31); |
|
CL_SET_BLKARG(PreW32); |
|
|
|
CL_SET_BLKARG(ctx_a); |
|
CL_SET_BLKARG(ctx_b); |
|
CL_SET_BLKARG(ctx_c); |
|
CL_SET_BLKARG(ctx_d); |
|
CL_SET_BLKARG(ctx_e); |
|
CL_SET_BLKARG(ctx_f); |
|
CL_SET_BLKARG(ctx_g); |
|
CL_SET_BLKARG(ctx_h); |
|
|
|
CL_SET_BLKARG(zeroA); |
|
CL_SET_BLKARG(zeroB); |
|
|
|
CL_SET_BLKARG(oneA); |
|
CL_SET_BLKARG(twoA); |
|
CL_SET_BLKARG(threeA); |
|
CL_SET_BLKARG(fourA); |
|
CL_SET_BLKARG(fiveA); |
|
CL_SET_BLKARG(sixA); |
|
CL_SET_BLKARG(sevenA); |
|
|
|
CL_SET_ARG(clState->outputBuffer); |
|
|
|
return status; |
|
} |
|
|
|
static cl_int queue_diablo_kernel(_clState *clState, dev_blk_ctx *blk) |
|
{ |
|
cl_uint vwidth = clState->preferred_vwidth; |
|
cl_kernel *kernel = &clState->kernel; |
|
unsigned int i, num = 0; |
|
cl_int status = 0; |
|
uint *nonces; |
|
|
|
nonces = alloca(sizeof(uint) * vwidth); |
|
for (i = 0; i < vwidth; i++) |
|
nonces[i] = blk->nonce + i; |
|
CL_SET_VARG(vwidth, nonces); |
|
|
|
CL_SET_BLKARG(PreVal0); |
|
CL_SET_BLKARG(PreVal0addK7); |
|
CL_SET_BLKARG(PreVal4addT1); |
|
CL_SET_BLKARG(PreW18); |
|
CL_SET_BLKARG(PreW19); |
|
CL_SET_BLKARG(W16); |
|
CL_SET_BLKARG(W17); |
|
CL_SET_BLKARG(W16addK16); |
|
CL_SET_BLKARG(W17addK17); |
|
CL_SET_BLKARG(PreW31); |
|
CL_SET_BLKARG(PreW32); |
|
|
|
CL_SET_BLKARG(D1A); |
|
CL_SET_BLKARG(cty_b); |
|
CL_SET_BLKARG(cty_c); |
|
CL_SET_BLKARG(cty_h); |
|
CL_SET_BLKARG(cty_f); |
|
CL_SET_BLKARG(cty_g); |
|
|
|
CL_SET_BLKARG(C1addK5); |
|
CL_SET_BLKARG(B1addK6); |
|
|
|
CL_SET_BLKARG(ctx_a); |
|
CL_SET_BLKARG(ctx_b); |
|
CL_SET_BLKARG(ctx_c); |
|
CL_SET_BLKARG(ctx_d); |
|
CL_SET_BLKARG(ctx_e); |
|
CL_SET_BLKARG(ctx_f); |
|
CL_SET_BLKARG(ctx_g); |
|
CL_SET_BLKARG(ctx_h); |
|
|
|
CL_SET_ARG(clState->outputBuffer); |
|
|
|
return status; |
|
} |
|
|
|
static void set_threads_hashes(unsigned int vectors, unsigned int *threads, |
|
unsigned int *hashes, size_t *globalThreads, |
|
unsigned int minthreads, int intensity) |
|
{ |
|
*threads = 1 << (15 + intensity); |
|
if (*threads < minthreads) |
|
*threads = minthreads; |
|
*globalThreads = *threads; |
|
*hashes = *threads * vectors; |
|
} |
|
#endif /* HAVE_OPENCL */ |
|
|
|
|
|
#ifdef HAVE_OPENCL |
|
/* We have only one thread that ever re-initialises GPUs, thus if any GPU |
|
* init command fails due to a completely wedged GPU, the thread will never |
|
* return, unable to harm other GPUs. If it does return, it means we only had |
|
* a soft failure and then the reinit_gpu thread is ready to tackle another |
|
* GPU */ |
|
void *reinit_gpu(void *userdata) |
|
{ |
|
struct thr_info *mythr = userdata; |
|
struct cgpu_info *cgpu; |
|
struct thr_info *thr; |
|
struct timeval now; |
|
char name[256]; |
|
int thr_id; |
|
int gpu; |
|
|
|
pthread_detach(pthread_self()); |
|
|
|
select_cgpu: |
|
cgpu = tq_pop(mythr->q, NULL); |
|
if (!cgpu) |
|
goto out; |
|
|
|
if (clDevicesNum() != nDevs) { |
|
applog(LOG_WARNING, "Hardware not reporting same number of active devices, will not attempt to restart GPU"); |
|
goto out; |
|
} |
|
|
|
gpu = cgpu->device_id; |
|
cgpu->deven = DEV_DISABLED; |
|
|
|
for (thr_id = 0; thr_id < mining_threads; ++thr_id) { |
|
thr = &thr_info[thr_id]; |
|
cgpu = thr->cgpu; |
|
if (cgpu->api != &opencl_api) |
|
continue; |
|
if (dev_from_id(thr_id) != gpu) |
|
continue; |
|
|
|
thr = &thr_info[thr_id]; |
|
if (!thr) { |
|
applog(LOG_WARNING, "No reference to thread %d exists", thr_id); |
|
continue; |
|
} |
|
|
|
thr->rolling = thr->cgpu->rolling = 0; |
|
/* Reports the last time we tried to revive a sick GPU */ |
|
gettimeofday(&thr->sick, NULL); |
|
if (!pthread_cancel(thr->pth)) { |
|
applog(LOG_WARNING, "Thread %d still exists, killing it off", thr_id); |
|
} else |
|
applog(LOG_WARNING, "Thread %d no longer exists", thr_id); |
|
} |
|
|
|
cgpu->deven = DEV_ENABLED; |
|
|
|
for (thr_id = 0; thr_id < mining_threads; ++thr_id) { |
|
int virtual_gpu; |
|
|
|
thr = &thr_info[thr_id]; |
|
cgpu = thr->cgpu; |
|
if (cgpu->api != &opencl_api) |
|
continue; |
|
if (dev_from_id(thr_id) != gpu) |
|
continue; |
|
|
|
virtual_gpu = cgpu->virtual_gpu; |
|
/* Lose this ram cause we may get stuck here! */ |
|
//tq_freeze(thr->q); |
|
|
|
thr->q = tq_new(); |
|
if (!thr->q) |
|
quit(1, "Failed to tq_new in reinit_gpu"); |
|
|
|
/* Lose this ram cause we may dereference in the dying thread! */ |
|
//free(clState); |
|
|
|
applog(LOG_INFO, "Reinit GPU thread %d", thr_id); |
|
clStates[thr_id] = initCl(virtual_gpu, name, sizeof(name)); |
|
if (!clStates[thr_id]) { |
|
applog(LOG_ERR, "Failed to reinit GPU thread %d", thr_id); |
|
goto select_cgpu; |
|
} |
|
applog(LOG_INFO, "initCl() finished. Found %s", name); |
|
|
|
if (unlikely(thr_info_create(thr, NULL, miner_thread, thr))) { |
|
applog(LOG_ERR, "thread %d create failed", thr_id); |
|
return NULL; |
|
} |
|
applog(LOG_WARNING, "Thread %d restarted", thr_id); |
|
} |
|
|
|
gettimeofday(&now, NULL); |
|
get_datestamp(cgpu->init, &now); |
|
|
|
for (thr_id = 0; thr_id < mining_threads; ++thr_id) { |
|
thr = &thr_info[thr_id]; |
|
cgpu = thr->cgpu; |
|
if (cgpu->api != &opencl_api) |
|
continue; |
|
if (dev_from_id(thr_id) != gpu) |
|
continue; |
|
|
|
tq_push(thr->q, &ping); |
|
} |
|
|
|
goto select_cgpu; |
|
out: |
|
return NULL; |
|
} |
|
#else |
|
void *reinit_gpu(void *userdata) |
|
{ |
|
return NULL; |
|
} |
|
#endif |
|
|
|
|
|
#ifdef HAVE_OPENCL |
|
struct device_api opencl_api; |
|
|
|
static void opencl_detect() |
|
{ |
|
int i; |
|
|
|
nDevs = clDevicesNum(); |
|
if (nDevs < 0) { |
|
applog(LOG_ERR, "clDevicesNum returned error, no GPUs usable"); |
|
nDevs = 0; |
|
} |
|
|
|
if (MAX_DEVICES - total_devices < nDevs) |
|
nDevs = MAX_DEVICES - total_devices; |
|
|
|
if (!nDevs) |
|
return; |
|
|
|
if (opt_kernel) { |
|
if (strcmp(opt_kernel, "poclbm") && |
|
strcmp(opt_kernel, "phatk") && |
|
strcmp(opt_kernel, "diakgcn") && |
|
strcmp(opt_kernel, "diablo")) |
|
quit(1, "Invalid kernel name specified - must be poclbm, phatk or diakgcn"); |
|
if (!strcmp(opt_kernel, "diakgcn")) |
|
chosen_kernel = KL_DIAKGCN; |
|
else if (!strcmp(opt_kernel, "poclbm")) |
|
chosen_kernel = KL_POCLBM; |
|
else if (!strcmp(opt_kernel, "diablo")) |
|
chosen_kernel = KL_DIABLO; |
|
else |
|
chosen_kernel = KL_PHATK; |
|
} else |
|
chosen_kernel = KL_NONE; |
|
|
|
for (i = 0; i < nDevs; ++i) { |
|
struct cgpu_info *cgpu; |
|
|
|
cgpu = devices[total_devices++] = &gpus[i]; |
|
cgpu->deven = DEV_ENABLED; |
|
cgpu->api = &opencl_api; |
|
cgpu->device_id = i; |
|
cgpu->threads = opt_g_threads; |
|
cgpu->virtual_gpu = i; |
|
} |
|
|
|
if (!opt_noadl) |
|
init_adl(nDevs); |
|
} |
|
|
|
static void reinit_opencl_device(struct cgpu_info *gpu) |
|
{ |
|
tq_push(thr_info[gpur_thr_id].q, gpu); |
|
} |
|
|
|
#ifdef HAVE_ADL |
|
static void get_opencl_statline_before(char *buf, struct cgpu_info *gpu) |
|
{ |
|
if (gpu->has_adl) { |
|
int gpuid = gpu->device_id; |
|
float gt = gpu_temp(gpuid); |
|
int gf = gpu_fanspeed(gpuid); |
|
int gp; |
|
|
|
if (gt != -1) |
|
tailsprintf(buf, "%5.1fC ", gt); |
|
else |
|
tailsprintf(buf, " ", gt); |
|
if (gf != -1) |
|
tailsprintf(buf, "%4dRPM ", gf); |
|
else if ((gp = gpu_fanpercent(gpuid)) != -1) |
|
tailsprintf(buf, "%3d%% ", gp); |
|
else |
|
tailsprintf(buf, " "); |
|
tailsprintf(buf, "| "); |
|
} |
|
} |
|
#endif |
|
|
|
static void get_opencl_statline(char *buf, struct cgpu_info *gpu) |
|
{ |
|
tailsprintf(buf, " I:%2d", gpu->intensity); |
|
} |
|
|
|
struct opencl_thread_data { |
|
cl_int (*queue_kernel_parameters)(_clState *, dev_blk_ctx *); |
|
uint32_t *res; |
|
struct work *last_work; |
|
struct work _last_work; |
|
}; |
|
|
|
static uint32_t *blank_res; |
|
|
|
static bool opencl_thread_prepare(struct thr_info *thr) |
|
{ |
|
char name[256]; |
|
struct timeval now; |
|
struct cgpu_info *cgpu = thr->cgpu; |
|
int gpu = cgpu->device_id; |
|
int virtual_gpu = cgpu->virtual_gpu; |
|
int i = thr->id; |
|
static bool failmessage = false; |
|
|
|
if (!blank_res) |
|
blank_res = calloc(BUFFERSIZE, 1); |
|
if (!blank_res) { |
|
applog(LOG_ERR, "Failed to calloc in opencl_thread_init"); |
|
return false; |
|
} |
|
|
|
applog(LOG_INFO, "Init GPU thread %i GPU %i virtual GPU %i", i, gpu, virtual_gpu); |
|
clStates[i] = initCl(virtual_gpu, name, sizeof(name)); |
|
if (!clStates[i]) { |
|
if (use_curses) |
|
enable_curses(); |
|
applog(LOG_ERR, "Failed to init GPU thread %d, disabling device %d", i, gpu); |
|
if (!failmessage) { |
|
char *buf; |
|
|
|
applog(LOG_ERR, "Restarting the GPU from the menu will not fix this."); |
|
applog(LOG_ERR, "Try restarting cgminer."); |
|
failmessage = true; |
|
if (use_curses) { |
|
buf = curses_input("Press enter to continue"); |
|
if (buf) |
|
free(buf); |
|
} |
|
} |
|
cgpu->deven = DEV_DISABLED; |
|
cgpu->status = LIFE_NOSTART; |
|
return false; |
|
} |
|
applog(LOG_INFO, "initCl() finished. Found %s", name); |
|
gettimeofday(&now, NULL); |
|
get_datestamp(cgpu->init, &now); |
|
|
|
have_opencl = true; |
|
|
|
return true; |
|
} |
|
|
|
static bool opencl_thread_init(struct thr_info *thr) |
|
{ |
|
const int thr_id = thr->id; |
|
struct cgpu_info *gpu = thr->cgpu; |
|
struct opencl_thread_data *thrdata; |
|
_clState *clState = clStates[thr_id]; |
|
cl_int status; |
|
thrdata = calloc(1, sizeof(*thrdata)); |
|
thr->cgpu_data = thrdata; |
|
|
|
if (!thrdata) { |
|
applog(LOG_ERR, "Failed to calloc in opencl_thread_init"); |
|
return false; |
|
} |
|
|
|
switch (clState->chosen_kernel) { |
|
case KL_POCLBM: |
|
thrdata->queue_kernel_parameters = &queue_poclbm_kernel; |
|
break; |
|
case KL_PHATK: |
|
default: |
|
thrdata->queue_kernel_parameters = &queue_phatk_kernel; |
|
break; |
|
case KL_DIAKGCN: |
|
thrdata->queue_kernel_parameters = &queue_diakgcn_kernel; |
|
break; |
|
case KL_DIABLO: |
|
thrdata->queue_kernel_parameters = &queue_diablo_kernel; |
|
break; |
|
} |
|
|
|
thrdata->res = calloc(BUFFERSIZE, 1); |
|
|
|
if (!thrdata->res) { |
|
free(thrdata); |
|
applog(LOG_ERR, "Failed to calloc in opencl_thread_init"); |
|
return false; |
|
} |
|
|
|
status = clEnqueueWriteBuffer(clState->commandQueue, clState->outputBuffer, CL_TRUE, 0, |
|
BUFFERSIZE, blank_res, 0, NULL, NULL); |
|
if (unlikely(status != CL_SUCCESS)) { |
|
applog(LOG_ERR, "Error: clEnqueueWriteBuffer failed."); |
|
return false; |
|
} |
|
|
|
gpu->status = LIFE_WELL; |
|
|
|
return true; |
|
} |
|
|
|
static void opencl_free_work(struct thr_info *thr, struct work *work) |
|
{ |
|
const int thr_id = thr->id; |
|
struct opencl_thread_data *thrdata = thr->cgpu_data; |
|
_clState *clState = clStates[thr_id]; |
|
|
|
clFinish(clState->commandQueue); |
|
if (thrdata->res[FOUND]) { |
|
thrdata->last_work = &thrdata->_last_work; |
|
memcpy(thrdata->last_work, work, sizeof(*thrdata->last_work)); |
|
} |
|
} |
|
|
|
static bool opencl_prepare_work(struct thr_info __maybe_unused *thr, struct work *work) |
|
{ |
|
precalc_hash(&work->blk, (uint32_t *)(work->midstate), (uint32_t *)(work->data + 64)); |
|
return true; |
|
} |
|
|
|
extern int opt_dynamic_interval; |
|
|
|
static uint64_t opencl_scanhash(struct thr_info *thr, struct work *work, |
|
uint64_t __maybe_unused max_nonce) |
|
{ |
|
const int thr_id = thr->id; |
|
struct opencl_thread_data *thrdata = thr->cgpu_data; |
|
struct cgpu_info *gpu = thr->cgpu; |
|
_clState *clState = clStates[thr_id]; |
|
const cl_kernel *kernel = &clState->kernel; |
|
|
|
double gpu_ms_average = 7; |
|
cl_int status; |
|
|
|
size_t globalThreads[1]; |
|
size_t localThreads[1] = { clState->work_size }; |
|
unsigned int threads; |
|
unsigned int hashes; |
|
|
|
|
|
struct timeval tv_gpustart, tv_gpuend, diff; |
|
suseconds_t gpu_us; |
|
|
|
gettimeofday(&tv_gpustart, NULL); |
|
timeval_subtract(&diff, &tv_gpustart, &tv_gpuend); |
|
/* This finish flushes the readbuffer set with CL_FALSE later */ |
|
clFinish(clState->commandQueue); |
|
gettimeofday(&tv_gpuend, NULL); |
|
timeval_subtract(&diff, &tv_gpuend, &tv_gpustart); |
|
gpu_us = diff.tv_sec * 1000000 + diff.tv_usec; |
|
decay_time(&gpu_ms_average, gpu_us / 1000); |
|
if (gpu->dynamic) { |
|
/* Try to not let the GPU be out for longer than 6ms, but |
|
* increase intensity when the system is idle, unless |
|
* dynamic is disabled. */ |
|
if (gpu_ms_average > opt_dynamic_interval) { |
|
if (gpu->intensity > MIN_INTENSITY) |
|
--gpu->intensity; |
|
} else if (gpu_ms_average < ((opt_dynamic_interval / 2) ? : 1)) { |
|
if (gpu->intensity < MAX_INTENSITY) |
|
++gpu->intensity; |
|
} |
|
} |
|
set_threads_hashes(clState->preferred_vwidth, &threads, &hashes, globalThreads, |
|
localThreads[0], gpu->intensity); |
|
if (hashes > gpu->max_hashes) |
|
gpu->max_hashes = hashes; |
|
status = thrdata->queue_kernel_parameters(clState, &work->blk); |
|
if (unlikely(status != CL_SUCCESS)) { |
|
applog(LOG_ERR, "Error: clSetKernelArg of all params failed."); |
|
return 0; |
|
} |
|
|
|
/* MAXBUFFERS entry is used as a flag to say nonces exist */ |
|
if (thrdata->res[FOUND]) { |
|
/* Clear the buffer again */ |
|
status = clEnqueueWriteBuffer(clState->commandQueue, clState->outputBuffer, CL_FALSE, 0, |
|
BUFFERSIZE, blank_res, 0, NULL, NULL); |
|
if (unlikely(status != CL_SUCCESS)) { |
|
applog(LOG_ERR, "Error: clEnqueueWriteBuffer failed."); |
|
return 0; |
|
} |
|
if (unlikely(thrdata->last_work)) { |
|
applog(LOG_DEBUG, "GPU %d found something in last work?", gpu->device_id); |
|
postcalc_hash_async(thr, thrdata->last_work, thrdata->res); |
|
thrdata->last_work = NULL; |
|
} else { |
|
applog(LOG_DEBUG, "GPU %d found something?", gpu->device_id); |
|
postcalc_hash_async(thr, work, thrdata->res); |
|
} |
|
memset(thrdata->res, 0, BUFFERSIZE); |
|
clFinish(clState->commandQueue); |
|
} |
|
status = clEnqueueNDRangeKernel(clState->commandQueue, *kernel, 1, NULL, |
|
globalThreads, localThreads, 0, NULL, NULL); |
|
if (unlikely(status != CL_SUCCESS)) { |
|
applog(LOG_ERR, "Error: Enqueueing kernel onto command queue. (clEnqueueNDRangeKernel)"); |
|
return 0; |
|
} |
|
|
|
status = clEnqueueReadBuffer(clState->commandQueue, clState->outputBuffer, CL_FALSE, 0, |
|
BUFFERSIZE, thrdata->res, 0, NULL, NULL); |
|
if (unlikely(status != CL_SUCCESS)) { |
|
applog(LOG_ERR, "Error: clEnqueueReadBuffer failed. (clEnqueueReadBuffer)"); |
|
return 0; |
|
} |
|
|
|
/* The amount of work scanned can fluctuate when intensity changes |
|
* and since we do this one cycle behind, we increment the work more |
|
* than enough to prevent repeating work */ |
|
work->blk.nonce += gpu->max_hashes; |
|
|
|
return hashes; |
|
} |
|
|
|
static void opencl_thread_shutdown(struct thr_info *thr) |
|
{ |
|
const int thr_id = thr->id; |
|
_clState *clState = clStates[thr_id]; |
|
|
|
clReleaseCommandQueue(clState->commandQueue); |
|
clReleaseKernel(clState->kernel); |
|
clReleaseProgram(clState->program); |
|
clReleaseContext(clState->context); |
|
} |
|
|
|
struct device_api opencl_api = { |
|
.name = "GPU", |
|
.api_detect = opencl_detect, |
|
.reinit_device = reinit_opencl_device, |
|
#ifdef HAVE_ADL |
|
.get_statline_before = get_opencl_statline_before, |
|
#endif |
|
.get_statline = get_opencl_statline, |
|
.thread_prepare = opencl_thread_prepare, |
|
.thread_init = opencl_thread_init, |
|
.free_work = opencl_free_work, |
|
.prepare_work = opencl_prepare_work, |
|
.scanhash = opencl_scanhash, |
|
.thread_shutdown = opencl_thread_shutdown, |
|
}; |
|
#endif |
|
|
|
|
|
|
|
|