OpenCL GPU miner
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/*
* 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 3 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#include "config.h"
#ifdef HAVE_CURSES
#include <curses.h>
#endif
#include <string.h>
#include <stdbool.h>
#include <stdint.h>
#include <signal.h>
#include <sys/types.h>
#ifndef WIN32
#include <sys/resource.h>
#endif
#include <ccan/opt/opt.h>
#include "compat.h"
#include "miner.h"
#include "config_parser.h"
#include "driver-opencl.h"
#include "findnonce.h"
#include "ocl.h"
#include "adl.h"
#include "util.h"
/* TODO: cleanup externals ********************/
#ifdef HAVE_CURSES
extern WINDOW *mainwin, *statuswin, *logwin;
extern void enable_curses(void);
#endif
extern int mining_threads;
extern double total_secs;
extern int opt_g_threads;
extern bool opt_loginput;
extern char *opt_kernel_path;
extern int gpur_thr_id;
extern bool opt_noadl;
extern void *miner_thread(void *userdata);
extern int dev_from_id(int thr_id);
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
char *set_vector(char *arg)
{
int i, val = 0, device = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set vector";
val = atoi(nextptr);
if (val != 1 && val != 2 && val != 4)
return "Invalid value passed to set_vector";
gpus[device++].vwidth = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val != 1 && val != 2 && val != 4)
return "Invalid value passed to set_vector";
gpus[device++].vwidth = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].vwidth = gpus[0].vwidth;
}
return NULL;
}
char *set_worksize(const char *arg)
{
int i, val = 0, device = 0;
char *tmpstr = strdup(arg);
char *nextptr;
if ((nextptr = strtok(tmpstr, ",")) == NULL) {
free(tmpstr);
return "Invalid parameters for set work size";
}
do {
val = atoi(nextptr);
if (val < 1 || val > 9999) {
free(tmpstr);
return "Invalid value passed to set_worksize";
}
applog(LOG_DEBUG, "GPU %d Worksize set to %u.", device, val);
gpus[device++].work_size = val;
} while ((nextptr = strtok(NULL, ",")) != NULL);
// if only 1 worksize was passed, assign the same worksize for all remaining GPUs
if (device == 1) {
for (i = device; i < total_devices; ++i) {
gpus[i].work_size = gpus[0].work_size;
applog(LOG_DEBUG, "GPU %d Worksize set to %u.", i, gpus[i].work_size);
}
}
free(tmpstr);
return NULL;
}
char *set_shaders(char *arg)
{
int i, val = 0, device = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set lookup gap";
val = atoi(nextptr);
gpus[device++].shaders = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
gpus[device++].shaders = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].shaders = gpus[0].shaders;
}
return NULL;
}
char *set_lookup_gap(char *arg)
{
int i, val = 0, device = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set lookup gap";
val = atoi(nextptr);
gpus[device++].opt_lg = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
gpus[device++].opt_lg = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].opt_lg = gpus[0].opt_lg;
}
return NULL;
}
char *set_thread_concurrency(const char *_arg)
{
int i, val = 0, device = 0;
char *nextptr;
char *arg = (char *)alloca(strlen(_arg) + 1);
strcpy(arg, _arg);
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set thread concurrency";
val = atoi(nextptr);
gpus[device++].opt_tc = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
gpus[device++].opt_tc = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].opt_tc = gpus[0].opt_tc;
}
return NULL;
}
#ifdef HAVE_ADL
/* This function allows us to map an adl device to an opencl device for when
* simple enumeration has failed to match them. */
char *set_gpu_map(char *arg)
{
int val1 = 0, val2 = 0;
char *nextptr;
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set gpu map";
if (sscanf(arg, "%d:%d", &val1, &val2) != 2)
return "Invalid description for map pair";
if (val1 < 0 || val1 > MAX_GPUDEVICES || val2 < 0 || val2 > MAX_GPUDEVICES)
return "Invalid value passed to set_gpu_map";
gpus[val1].virtual_adl = val2;
gpus[val1].mapped = true;
while ((nextptr = strtok(NULL, ",")) != NULL) {
if (sscanf(nextptr, "%d:%d", &val1, &val2) != 2)
return "Invalid description for map pair";
if (val1 < 0 || val1 > MAX_GPUDEVICES || val2 < 0 || val2 > MAX_GPUDEVICES)
return "Invalid value passed to set_gpu_map";
gpus[val1].virtual_adl = val2;
gpus[val1].mapped = true;
}
return NULL;
}
char *set_gpu_threads(const char *_arg)
{
int i, val = 1, device = 0;
char *nextptr;
char *arg = (char *)alloca(strlen(_arg) + 1);
strcpy(arg, _arg);
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for set_gpu_threads";
val = atoi(nextptr);
if (val < 1 || val > 10)
return "Invalid value passed to set_gpu_threads";
gpus[device++].threads = val;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val < 1 || val > 10)
return "Invalid value passed to set_gpu_threads";
gpus[device++].threads = val;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
gpus[i].threads = gpus[0].threads;
}
return NULL;
}
char *set_gpu_engine(const char *_arg)
{
int i, val1 = 0, val2 = 0, device = 0;
char *nextptr;
char *arg = (char *)alloca(strlen(_arg) + 1);
strcpy(arg, _arg);
if(!(nextptr = strtok(arg, ",")))
return "Invalid parameters for set gpu engine";
do {
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;
//also set adl settings otherwise range will never properly be applied
//since min_engine/gpu_engine are only called during init_adl() at startup
gpus[device].adl.minspeed = val1 * 100;
gpus[device].adl.maxspeed = val2 * 100;
device++;
} while ((nextptr = strtok(NULL, ",")) != NULL);
//if only 1 range passed, apply to all gpus
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;
//set adl values
gpus[i].adl.minspeed = val1 * 100;
gpus[i].adl.maxspeed = val2 * 100;
}
}
return NULL;
}
char *set_gpu_fan(const char *_arg)
{
int i, val1 = 0, val2 = 0, device = 0;
char *nextptr;
char *arg = (char *)alloca(strlen(_arg) + 1);
strcpy(arg, _arg);
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(const char *_arg)
{
int i, val = 0, device = 0;
char *nextptr;
char *arg = (char *)alloca(strlen(_arg) + 1);
strcpy(arg, _arg);
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
char *set_intensity(const char *_arg)
{
int i, device = 0, *tt;
char *nextptr, val = 0;
char *arg = (char *)alloca(strlen(_arg) + 1);
strcpy(arg, _arg);
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 == 0) return "disabled";
if (val < MIN_INTENSITY || val > MAX_INTENSITY)
return "Invalid value passed to set intensity";
tt = &gpus[device].intensity;
*tt = val;
gpus[device].xintensity = 0; // Disable shader based intensity
gpus[device].rawintensity = 0; // Disable raw intensity
}
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 == 0) return "disabled";
if (val < MIN_INTENSITY || val > MAX_INTENSITY)
return "Invalid value passed to set intensity";
tt = &gpus[device].intensity;
*tt = val;
gpus[device].xintensity = 0; // Disable shader based intensity
gpus[device].rawintensity = 0; // Disable raw intensity
}
device++;
}
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++) {
gpus[i].dynamic = gpus[0].dynamic;
gpus[i].intensity = gpus[0].intensity;
gpus[i].xintensity = 0; // Disable shader based intensity
gpus[i].rawintensity = 0; // Disable raw intensity
}
}
return NULL;
}
char *set_xintensity(const char *_arg)
{
int i, device = 0, val = 0;
char *nextptr;
char *arg = (char *)alloca(strlen(_arg) + 1);
strcpy(arg, _arg);
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for shader based intensity";
val = atoi(nextptr);
if (val == 0) return "disabled";
if (val < MIN_XINTENSITY || val > MAX_XINTENSITY)
return "Invalid value passed to set shader-based intensity";
gpus[device].dynamic = false; // Disable dynamic intensity
gpus[device].intensity = 0; // Disable regular intensity
gpus[device].rawintensity = 0; // Disable raw intensity
gpus[device].xintensity = val;
device++;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val == 0) return "disabled";
if (val < MIN_XINTENSITY || val > MAX_XINTENSITY)
return "Invalid value passed to set shader based intensity";
gpus[device].dynamic = false; // Disable dynamic intensity
gpus[device].intensity = 0; // Disable regular intensity
gpus[device].rawintensity = 0; // Disable raw intensity
gpus[device].xintensity = val;
device++;
}
if (device == 1)
for (i = device; i < MAX_GPUDEVICES; i++) {
gpus[i].dynamic = gpus[0].dynamic;
gpus[i].intensity = gpus[0].intensity;
gpus[i].rawintensity = gpus[0].rawintensity;
gpus[i].xintensity = gpus[0].xintensity;
}
return NULL;
}
char *set_rawintensity(const char *_arg)
{
int i, device = 0, val = 0;
char *nextptr;
char *arg = (char *)alloca(strlen(_arg) + 1);
strcpy(arg, _arg);
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return "Invalid parameters for raw intensity";
val = atoi(nextptr);
if (val == 0) return "disabled";
if (val < MIN_RAWINTENSITY || val > MAX_RAWINTENSITY)
return "Invalid value passed to set raw intensity";
gpus[device].dynamic = false; // Disable dynamic intensity
gpus[device].intensity = 0; // Disable regular intensity
gpus[device].xintensity = 0; // Disable xintensity
gpus[device].rawintensity = val;
device++;
while ((nextptr = strtok(NULL, ",")) != NULL) {
val = atoi(nextptr);
if (val == 0) return "disabled";
if (val < MIN_RAWINTENSITY || val > MAX_RAWINTENSITY)
return "Invalid value passed to set raw intensity";
gpus[device].dynamic = false; // Disable dynamic intensity
gpus[device].intensity = 0; // Disable regular intensity
gpus[device].xintensity = 0; // Disable xintensity
gpus[device].rawintensity = val;
device++;
}
if (device == 1)
for (i = device; i < MAX_GPUDEVICES; i++) {
gpus[i].dynamic = gpus[0].dynamic;
gpus[i].intensity = gpus[0].intensity;
gpus[i].rawintensity = gpus[0].rawintensity;
gpus[i].xintensity = gpus[0].xintensity;
}
return NULL;
}
void print_ndevs(int *ndevs)
{
opt_verbose = true;
opencl_drv.drv_detect();
clear_adl(*ndevs);
applog(LOG_INFO, "%i GPU devices max detected", *ndevs);
}
struct cgpu_info gpus[MAX_GPUDEVICES]; /* Maximum number apparently possible */
struct cgpu_info *cpus;
/* 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;
rd_lock(&mining_thr_lock);
for (i = 1; i < cgpu->threads; i++) {
struct thr_info *thr;
thr = cgpu->thr[i];
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)
cgsem_post(&thr->sem);
}
rd_unlock(&mining_thr_lock);
}
#if defined(HAVE_CURSES)
void manage_gpu(void)
{
struct thr_info *thr;
int selected, gpu, i;
char checkin[40];
char input;
if (!opt_g_threads) {
applog(LOG_ERR, "opt_g_threads not set in manage_gpu()");
return;
}
opt_loginput = true;
immedok(logwin, true);
clear_logwin();
retry: // TODO: refactor
for (gpu = 0; gpu < nDevs; gpu++) {
struct cgpu_info *cgpu = &gpus[gpu];
double displayed_rolling, displayed_total;
bool mhash_base = true;
displayed_rolling = cgpu->rolling;
displayed_total = cgpu->total_mhashes / total_secs;
if (displayed_rolling < 1) {
displayed_rolling *= 1000;
displayed_total *= 1000;
mhash_base = false;
}
wlog("GPU %d: %.1f / %.1f %sh/s | A:%d R:%d HW:%d U:%.2f/m I:%d xI:%d rI:%d\n",
gpu, displayed_rolling, displayed_total, mhash_base ? "M" : "K",
cgpu->accepted, cgpu->rejected, cgpu->hw_errors,
cgpu->utility, cgpu->intensity, cgpu->xintensity, cgpu->rawintensity);
#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, sizeof(logline), "F: ");
if (fanpercent != -1)
tailsprintf(logline, sizeof(logline), "%d%% ", fanpercent);
if (fanspeed != -1)
tailsprintf(logline, sizeof(logline), "(%d RPM) ", fanspeed);
tailsprintf(logline, sizeof(logline), " ");
}
if (engineclock != -1)
tailsprintf(logline, sizeof(logline), "E: %d MHz ", engineclock);
if (memclock != -1)
tailsprintf(logline, sizeof(logline), "M: %d Mhz ", memclock);
if (vddc != -1)
tailsprintf(logline, sizeof(logline), "V: %.3fV ", vddc);
if (activity != -1)
tailsprintf(logline, sizeof(logline), "A: %d%% ", activity);
if (powertune != -1)
tailsprintf(logline, sizeof(logline), "P: %d%%", powertune);
tailsprintf(logline, sizeof(logline), "\n");
_wlog(logline);
}
}
#endif
wlog("Last initialised: %s\n", cgpu->init);
rd_lock(&mining_thr_lock);
for (i = 0; i < mining_threads; i++) {
thr = mining_thr[i];
if (thr->cgpu != cgpu)
continue;
get_datestamp(checkin, sizeof(checkin), &thr->last);
displayed_rolling = thr->rolling;
if (!mhash_base)
displayed_rolling *= 1000;
wlog("Thread %d: %.1f %sh/s %s ", i, displayed_rolling, mhash_base ? "M" : "K" , 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_INIT:
case LIFE_NOSTART:
wlog("Never started");
break;
}
if (thr->pause)
wlog(" paused");
wlog("\n");
}
rd_unlock(&mining_thr_lock);
wlog("\n");
}
wlogprint("[E]nable [D]isable [R]estart GPU %s\n",adl_active ? "[C]hange settings" : "");
wlogprint("[I]ntensity E[x]perimental intensity R[a]w Intensity\n");
wlogprint("Or press any other key to continue\n");
logwin_update();
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;
rd_lock(&mining_thr_lock);
for (i = 0; i < mining_threads; ++i) {
thr = mining_thr[i];
cgpu = thr->cgpu;
if (cgpu->drv->drv_id != DRIVER_opencl)
continue;
if (dev_from_id(i) != selected)
continue;
if (cgpu->status != LIFE_WELL) {
wlogprint("Must restart device before enabling it");
goto retry;
}
applog(LOG_DEBUG, "Pushing sem post to thread %d", thr->id);
cgsem_post(&thr->sem);
}
rd_unlock(&mining_thr_lock);
goto retry;
} else 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;
gpus[selected].xintensity = 0; // Disable xintensity when enabling intensity
gpus[selected].rawintensity = 0; // Disable raw intensity when enabling intensity
wlogprint("Intensity on gpu %d set to %d\n", selected, intensity);
pause_dynamic_threads(selected);
goto retry;
} else if (!strncasecmp(&input, "x", 1)) {
int xintensity;
char *intvar;
if (selected)
selected = curses_int("Select GPU to change experimental intensity on");
if (selected < 0 || selected >= nDevs) {
wlogprint("Invalid selection\n");
goto retry;
}
intvar = curses_input("Set experimental GPU scan intensity (" MIN_XINTENSITY_STR " -> " MAX_XINTENSITY_STR ")");
if (!intvar) {
wlogprint("Invalid input\n");
goto retry;
}
xintensity = atoi(intvar);
free(intvar);
if (xintensity < MIN_XINTENSITY || xintensity > MAX_XINTENSITY) {
wlogprint("Invalid selection\n");
goto retry;
}
gpus[selected].dynamic = false;
gpus[selected].intensity = 0; // Disable intensity when enabling xintensity
gpus[selected].rawintensity = 0; // Disable raw intensity when enabling xintensity
gpus[selected].xintensity = xintensity;
wlogprint("Experimental intensity on gpu %d set to %d\n", selected, xintensity);
pause_dynamic_threads(selected);
goto retry;
} else if (!strncasecmp(&input, "a", 1)) {
int rawintensity;
char *intvar;
if (selected)
selected = curses_int("Select GPU to change raw intensity on");
if (selected < 0 || selected >= nDevs) {
wlogprint("Invalid selection\n");
goto retry;
}
intvar = curses_input("Set raw GPU scan intensity (" MIN_RAWINTENSITY_STR " -> " MAX_RAWINTENSITY_STR ")");
if (!intvar) {
wlogprint("Invalid input\n");
goto retry;
}
rawintensity = atoi(intvar);
free(intvar);
if (rawintensity < MIN_RAWINTENSITY || rawintensity > MAX_RAWINTENSITY) {
wlogprint("Invalid selection\n");
goto retry;
}
gpus[selected].dynamic = false;
gpus[selected].intensity = 0; // Disable intensity when enabling raw intensity
gpus[selected].xintensity = 0; // Disable xintensity when enabling raw intensity
gpus[selected].rawintensity = rawintensity;
wlogprint("Raw intensity on gpu %d set to %d\n", selected, rawintensity);
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
static _clState *clStates[MAX_GPUDEVICES];
static void set_threads_hashes(unsigned int vectors, unsigned int compute_shaders, int64_t *hashes, size_t *globalThreads,
unsigned int minthreads, __maybe_unused int *intensity, __maybe_unused int *xintensity,
__maybe_unused int *rawintensity, algorithm_t *algorithm)
{
unsigned int threads = 0;
while (threads < minthreads) {
if (*rawintensity > 0) {
threads = *rawintensity;
} else if (*xintensity > 0) {
if (algorithm->xintensity_shift)
threads = compute_shaders * (1 << (algorithm->xintensity_shift + *xintensity));
else
threads = compute_shaders * *xintensity;
} else {
threads = 1 << (algorithm->intensity_shift + *intensity);
}
if (threads < minthreads) {
if (likely(*intensity < MAX_INTENSITY))
(*intensity)++;
else
threads = minthreads;
}
}
*globalThreads = threads;
*hashes = threads * vectors;
}
/* 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 = (struct thr_info *)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 = (struct cgpu_info *)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;
rd_lock(&mining_thr_lock);
for (thr_id = 0; thr_id < mining_threads; ++thr_id) {
thr = mining_thr[thr_id];
cgpu = thr->cgpu;
if (cgpu->drv->drv_id != DRIVER_opencl)
continue;
if (dev_from_id(thr_id) != gpu)
continue;
thr->rolling = thr->cgpu->rolling = 0;
/* Reports the last time we tried to revive a sick GPU */
cgtime(&thr->sick);
if (!pthread_kill(thr->pth, 0)) {
applog(LOG_WARNING, "Thread %d still exists, killing it off", thr_id);
cg_completion_timeout(&thr_info_cancel_join, thr, 5000);
thr->cgpu->drv->thread_shutdown(thr);
} else
applog(LOG_WARNING, "Thread %d no longer exists", thr_id);
}
rd_unlock(&mining_thr_lock);
rd_lock(&mining_thr_lock);
for (thr_id = 0; thr_id < mining_threads; ++thr_id) {
int virtual_gpu;
thr = mining_thr[thr_id];
cgpu = thr->cgpu;
if (cgpu->drv->drv_id != DRIVER_opencl)
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), &cgpu->algorithm);
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);
}
rd_unlock(&mining_thr_lock);
cgtime(&now);
get_datestamp(cgpu->init, sizeof(cgpu->init), &now);
rd_lock(&mining_thr_lock);
for (thr_id = 0; thr_id < mining_threads; ++thr_id) {
thr = mining_thr[thr_id];
cgpu = thr->cgpu;
if (cgpu->drv->drv_id != DRIVER_opencl)
continue;
if (dev_from_id(thr_id) != gpu)
continue;
cgsem_post(&thr->sem);
}
rd_unlock(&mining_thr_lock);
goto select_cgpu;
out:
return NULL;
}
static void opencl_detect(void)
{
int i;
nDevs = clDevicesNum();
if (nDevs < 0) {
applog(LOG_ERR, "clDevicesNum returned error, no GPUs usable");
nDevs = 0;
}
if (!nDevs)
return;
/* If opt_g_threads is not set, use default 1 thread */
if (opt_g_threads == -1)
opt_g_threads = 1;
opencl_drv.max_diff = 65536;
for (i = 0; i < nDevs; ++i) {
struct cgpu_info *cgpu;
cgpu = &gpus[i];
cgpu->deven = DEV_ENABLED;
cgpu->drv = &opencl_drv;
cgpu->thr = NULL;
cgpu->device_id = i;
#ifndef HAVE_ADL
cgpu->threads = opt_g_threads;
#else
if (cgpu->threads < 1)
cgpu->threads = 1;
#endif
cgpu->virtual_gpu = i;
cgpu->algorithm = default_profile.algorithm;
add_cgpu(cgpu);
}
if (!opt_noadl)
init_adl(nDevs);
}
static void reinit_opencl_device(struct cgpu_info *gpu)
{
tq_push(control_thr[gpur_thr_id].q, gpu);
}
#ifdef HAVE_ADL
static void get_opencl_statline_before(char *buf, size_t bufsiz, 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, bufsiz, "%5.1fC ", gt);
else
tailsprintf(buf, bufsiz, " ");
if (gf != -1)
// show invalid as 9999
tailsprintf(buf, bufsiz, "%4dRPM ", gf > 9999 ? 9999 : gf);
else if ((gp = gpu_fanpercent(gpuid)) != -1)
tailsprintf(buf, bufsiz, "%3d%% ", gp);
else
tailsprintf(buf, bufsiz, " ");
tailsprintf(buf, bufsiz, "| ");
} else
gpu->drv->get_statline_before = &blank_get_statline_before;
}
#endif
static void get_opencl_statline(char *buf, size_t bufsiz, struct cgpu_info *gpu)
{
if (gpu->rawintensity > 0)
tailsprintf(buf, bufsiz, " rI:%3d", gpu->rawintensity);
else if (gpu->xintensity > 0)
tailsprintf(buf, bufsiz, " xI:%3d", gpu->xintensity);
else
tailsprintf(buf, bufsiz, " I:%2d", gpu->intensity);
}
struct opencl_thread_data {
cl_int (*queue_kernel_parameters)(_clState *, dev_blk_ctx *, cl_uint);
uint32_t *res;
};
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;
int buffersize = BUFFERSIZE;
if (!blank_res)
blank_res = (uint32_t *)calloc(buffersize, 1);
if (!blank_res) {
applog(LOG_ERR, "Failed to calloc in opencl_thread_init");
return false;
}
strcpy(name, "");
applog(LOG_INFO, "Init GPU thread %i GPU %i virtual GPU %i", i, gpu, virtual_gpu);
clStates[i] = initCl(virtual_gpu, name, sizeof(name), &cgpu->algorithm);
if (!clStates[i]) {
#ifdef HAVE_CURSES
if (use_curses)
enable_curses();
#endif
applog(LOG_ERR, "Failed to init GPU thread %d, disabling device %d", i, gpu);
if (!failmessage) {
applog(LOG_ERR, "Restarting the GPU from the menu will not fix this.");
applog(LOG_ERR, "Re-check your configuration and try restarting.");
failmessage = true;
#ifdef HAVE_CURSES
char *buf;
if (use_curses) {
buf = curses_input("Press enter to continue");
if (buf)
free(buf);
}
#endif
}
cgpu->deven = DEV_DISABLED;
cgpu->status = LIFE_NOSTART;
dev_error(cgpu, REASON_DEV_NOSTART);
return false;
}
if (!cgpu->name)
cgpu->name = strdup(name);
applog(LOG_INFO, "initCl() finished. Found %s", name);
cgtime(&now);
get_datestamp(cgpu->init, sizeof(cgpu->init), &now);
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 = 0;
thrdata = (struct opencl_thread_data *)calloc(1, sizeof(*thrdata));
thr->cgpu_data = thrdata;
int buffersize = BUFFERSIZE;
if (!thrdata) {
applog(LOG_ERR, "Failed to calloc in opencl_thread_init");
return false;
}
thrdata->queue_kernel_parameters = gpu->algorithm.queue_kernel;
thrdata->res = (uint32_t *)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)) {
free(thrdata->res);
free(thrdata);
applog(LOG_ERR, "Error: clEnqueueWriteBuffer failed.");
return false;
}
gpu->status = LIFE_WELL;
gpu->device_last_well = time(NULL);
return true;
}
static bool opencl_prepare_work(struct thr_info __maybe_unused *thr, struct work *work)
{
work->blk.work = work;
thr->pool_no = work->pool->pool_no;
return true;
}
extern int opt_dynamic_interval;
static int64_t opencl_scanhash(struct thr_info *thr, struct work *work,
int64_t __maybe_unused max_nonce)
{
const int thr_id = thr->id;
struct opencl_thread_data *thrdata = (struct opencl_thread_data *)thr->cgpu_data;
struct cgpu_info *gpu = thr->cgpu;
_clState *clState = clStates[thr_id];
const int dynamic_us = opt_dynamic_interval * 1000;
cl_int status;
size_t globalThreads[1];
size_t localThreads[1] = { clState->wsize };
size_t *p_global_work_offset = NULL;
int64_t hashes;
int found = gpu->algorithm.found_idx;
int buffersize = BUFFERSIZE;
unsigned int i;
/* Windows' timer resolution is only 15ms so oversample 5x */
if (gpu->dynamic && (++gpu->intervals * dynamic_us) > 70000) {
struct timeval tv_gpuend;
double gpu_us;
cgtime(&tv_gpuend);
gpu_us = us_tdiff(&tv_gpuend, &gpu->tv_gpustart) / gpu->intervals;
if (gpu_us > dynamic_us) {
if (gpu->intensity > MIN_INTENSITY)
--gpu->intensity;
} else if (gpu_us < dynamic_us / 2) {
if (gpu->intensity < MAX_INTENSITY)
++gpu->intensity;
}
memcpy(&(gpu->tv_gpustart), &tv_gpuend, sizeof(struct timeval));
gpu->intervals = 0;
}
set_threads_hashes(clState->vwidth, clState->compute_shaders, &hashes, globalThreads, localThreads[0],
&gpu->intensity, &gpu->xintensity, &gpu->rawintensity, &gpu->algorithm);
if (hashes > gpu->max_hashes)
gpu->max_hashes = hashes;
status = thrdata->queue_kernel_parameters(clState, &work->blk, globalThreads[0]);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error: clSetKernelArg of all params failed.");
return -1;
}
if (clState->goffset)
p_global_work_offset = (size_t *)&work->blk.nonce;
status = clEnqueueNDRangeKernel(clState->commandQueue, clState->kernel, 1, p_global_work_offset,
globalThreads, localThreads, 0, NULL, NULL);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error %d: Enqueueing kernel onto command queue. (clEnqueueNDRangeKernel)", status);
return -1;
}
for (i = 0; i < clState->n_extra_kernels; i++) {
status = clEnqueueNDRangeKernel(clState->commandQueue, clState->extra_kernels[i], 1, p_global_work_offset,
globalThreads, localThreads, 0, NULL, NULL);
if (unlikely(status != CL_SUCCESS)) {
applog(LOG_ERR, "Error %d: Enqueueing kernel onto command queue. (clEnqueueNDRangeKernel)", status);
return -1;
}
}
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 error %d. (clEnqueueReadBuffer)", status);
return -1;
}
/* 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;
/* This finish flushes the readbuffer set with CL_FALSE in clEnqueueReadBuffer */
clFinish(clState->commandQueue);
/* found entry is used as a counter to say how many 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 -1;
}
applog(LOG_DEBUG, "GPU %d found something?", gpu->device_id);
postcalc_hash_async(thr, work, thrdata->res);
memset(thrdata->res, 0, buffersize);
/* This finish flushes the writebuffer set with CL_FALSE in clEnqueueWriteBuffer */
clFinish(clState->commandQueue);
}
return hashes;
}
// Cleanup OpenCL memory on the GPU
// Note: This function is not thread-safe (clStates modification not atomic)
static void opencl_thread_shutdown(struct thr_info *thr)
{
const int thr_id = thr->id;
_clState *clState = clStates[thr_id];
clStates[thr_id] = NULL;
unsigned int i;
if (clState) {
clFinish(clState->commandQueue);
clReleaseMemObject(clState->outputBuffer);
clReleaseMemObject(clState->CLbuffer0);
if (clState->padbuffer8)
clReleaseMemObject(clState->padbuffer8);
clReleaseKernel(clState->kernel);
for (i = 0; i < clState->n_extra_kernels; i++)
clReleaseKernel(clState->extra_kernels[i]);
clReleaseProgram(clState->program);
clReleaseCommandQueue(clState->commandQueue);
clReleaseContext(clState->context);
if (clState->extra_kernels)
free(clState->extra_kernels);
free(clState);
}
free(((struct opencl_thread_data *)thr->cgpu_data)->res);
free(thr->cgpu_data);
thr->cgpu_data = NULL;
}
struct device_drv opencl_drv = {
/*.drv_id = */ DRIVER_opencl,
/*.dname = */ "opencl",
/*.name = */ "GPU",
/*.drv_detect = */ opencl_detect,
/*.reinit_device = */ reinit_opencl_device,
#ifdef HAVE_ADL
/*.get_statline_before = */ get_opencl_statline_before,
#else
NULL,
#endif
/*.get_statline = */ get_opencl_statline,
/*.api_data = */ NULL,
/*.get_stats = */ NULL,
/*.identify_device = */ NULL,
/*.set_device = */ NULL,
/*.thread_prepare = */ opencl_thread_prepare,
/*.can_limit_work = */ NULL,
/*.thread_init = */ opencl_thread_init,
/*.prepare_work = */ opencl_prepare_work,
/*.hash_work = */ NULL,
/*.scanhash = */ opencl_scanhash,
/*.scanwork = */ NULL,
/*.queue_full = */ NULL,
/*.flush_work = */ NULL,
/*.update_work = */ NULL,
/*.hw_error = */ NULL,
/*.thread_shutdown = */ opencl_thread_shutdown,
/*.thread_enable =*/ NULL,
false,
0,
0
};