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driver-opencl.c
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driver-opencl.c
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/*
* Copyright 2011-2013 Con Kolivas
* Copyright 2011-2014 Luke Dashjr
* Copyright 2014 Nate Woolls
* 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
// Must be before stdbool, since pdcurses typedefs bool :/
#include <curses.h>
#endif
#ifndef WIN32
#include <dlfcn.h>
#else
#include <windows.h>
#endif
#include <ctype.h>
#include <math.h>
#include <string.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <sys/types.h>
#ifndef WIN32
#include <sys/resource.h>
#endif
#define OMIT_OPENCL_API
#include "compat.h"
#include "miner.h"
#include "deviceapi.h"
#include "driver-opencl.h"
#include "findnonce.h"
#include "ocl.h"
#include "adl.h"
#include "util.h"
/* TODO: cleanup externals ********************/
/* Platform API */
CL_API_ENTRY cl_int CL_API_CALL
(*clGetPlatformIDs)(cl_uint /* num_entries */,
cl_platform_id * /* platforms */,
cl_uint * /* num_platforms */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clGetPlatformInfo)(cl_platform_id /* platform */,
cl_platform_info /* param_name */,
size_t /* param_value_size */,
void * /* param_value */,
size_t * /* param_value_size_ret */) CL_API_SUFFIX__VERSION_1_0;
/* Device APIs */
CL_API_ENTRY cl_int CL_API_CALL
(*clGetDeviceIDs)(cl_platform_id /* platform */,
cl_device_type /* device_type */,
cl_uint /* num_entries */,
cl_device_id * /* devices */,
cl_uint * /* num_devices */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clGetDeviceInfo)(cl_device_id /* device */,
cl_device_info /* param_name */,
size_t /* param_value_size */,
void * /* param_value */,
size_t * /* param_value_size_ret */) CL_API_SUFFIX__VERSION_1_0;
/* Context APIs */
CL_API_ENTRY cl_context CL_API_CALL
(*clCreateContextFromType)(const cl_context_properties * /* properties */,
cl_device_type /* device_type */,
void (CL_CALLBACK * /* pfn_notify*/ )(const char *, const void *, size_t, void *),
void * /* user_data */,
cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clReleaseContext)(cl_context /* context */) CL_API_SUFFIX__VERSION_1_0;
/* Command Queue APIs */
CL_API_ENTRY cl_command_queue CL_API_CALL
(*clCreateCommandQueue)(cl_context /* context */,
cl_device_id /* device */,
cl_command_queue_properties /* properties */,
cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clReleaseCommandQueue)(cl_command_queue /* command_queue */) CL_API_SUFFIX__VERSION_1_0;
/* Memory Object APIs */
CL_API_ENTRY cl_mem CL_API_CALL
(*clCreateBuffer)(cl_context /* context */,
cl_mem_flags /* flags */,
size_t /* size */,
void * /* host_ptr */,
cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;
/* Program Object APIs */
CL_API_ENTRY cl_program CL_API_CALL
(*clCreateProgramWithSource)(cl_context /* context */,
cl_uint /* count */,
const char ** /* strings */,
const size_t * /* lengths */,
cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_program CL_API_CALL
(*clCreateProgramWithBinary)(cl_context /* context */,
cl_uint /* num_devices */,
const cl_device_id * /* device_list */,
const size_t * /* lengths */,
const unsigned char ** /* binaries */,
cl_int * /* binary_status */,
cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clReleaseProgram)(cl_program /* program */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clBuildProgram)(cl_program /* program */,
cl_uint /* num_devices */,
const cl_device_id * /* device_list */,
const char * /* options */,
void (CL_CALLBACK * /* pfn_notify */)(cl_program /* program */, void * /* user_data */),
void * /* user_data */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clGetProgramInfo)(cl_program /* program */,
cl_program_info /* param_name */,
size_t /* param_value_size */,
void * /* param_value */,
size_t * /* param_value_size_ret */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clGetProgramBuildInfo)(cl_program /* program */,
cl_device_id /* device */,
cl_program_build_info /* param_name */,
size_t /* param_value_size */,
void * /* param_value */,
size_t * /* param_value_size_ret */) CL_API_SUFFIX__VERSION_1_0;
/* Kernel Object APIs */
CL_API_ENTRY cl_kernel CL_API_CALL
(*clCreateKernel)(cl_program /* program */,
const char * /* kernel_name */,
cl_int * /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clReleaseKernel)(cl_kernel /* kernel */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clSetKernelArg)(cl_kernel /* kernel */,
cl_uint /* arg_index */,
size_t /* arg_size */,
const void * /* arg_value */) CL_API_SUFFIX__VERSION_1_0;
/* Flush and Finish APIs */
CL_API_ENTRY cl_int CL_API_CALL
(*clFinish)(cl_command_queue /* command_queue */) CL_API_SUFFIX__VERSION_1_0;
/* Enqueued Commands APIs */
CL_API_ENTRY cl_int CL_API_CALL
(*clEnqueueReadBuffer)(cl_command_queue /* command_queue */,
cl_mem /* buffer */,
cl_bool /* blocking_read */,
size_t /* offset */,
size_t /* size */,
void * /* ptr */,
cl_uint /* num_events_in_wait_list */,
const cl_event * /* event_wait_list */,
cl_event * /* event */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clEnqueueWriteBuffer)(cl_command_queue /* command_queue */,
cl_mem /* buffer */,
cl_bool /* blocking_write */,
size_t /* offset */,
size_t /* size */,
const void * /* ptr */,
cl_uint /* num_events_in_wait_list */,
const cl_event * /* event_wait_list */,
cl_event * /* event */) CL_API_SUFFIX__VERSION_1_0;
CL_API_ENTRY cl_int CL_API_CALL
(*clEnqueueNDRangeKernel)(cl_command_queue /* command_queue */,
cl_kernel /* kernel */,
cl_uint /* work_dim */,
const size_t * /* global_work_offset */,
const size_t * /* global_work_size */,
const size_t * /* local_work_size */,
cl_uint /* num_events_in_wait_list */,
const cl_event * /* event_wait_list */,
cl_event * /* event */) CL_API_SUFFIX__VERSION_1_0;
#ifdef WIN32
#define dlsym (void*)GetProcAddress
#define dlclose FreeLibrary
#endif
#define LOAD_OCL_SYM(sym) do { \
if (!(sym = dlsym(cl, #sym))) { \
applog(LOG_ERR, "Failed to load OpenCL symbol " #sym ", no GPUs usable"); \
dlclose(cl); \
return false; \
} \
} while(0)
static bool
load_opencl_symbols() {
#if defined(__APPLE__)
void *cl = dlopen("/System/Library/Frameworks/OpenCL.framework/Versions/Current/OpenCL", RTLD_LAZY);
#elif !defined(WIN32)
void *cl = dlopen("libOpenCL.so", RTLD_LAZY);
#else
HMODULE cl = LoadLibrary("OpenCL.dll");
#endif
if (!cl)
{
applog(LOG_ERR, "Failed to load OpenCL library, no GPUs usable");
return false;
}
LOAD_OCL_SYM(clGetPlatformIDs);
LOAD_OCL_SYM(clGetPlatformInfo);
LOAD_OCL_SYM(clGetDeviceIDs);
LOAD_OCL_SYM(clGetDeviceInfo);
LOAD_OCL_SYM(clCreateContextFromType);
LOAD_OCL_SYM(clReleaseContext);
LOAD_OCL_SYM(clCreateCommandQueue);
LOAD_OCL_SYM(clReleaseCommandQueue);
LOAD_OCL_SYM(clCreateBuffer);
LOAD_OCL_SYM(clCreateProgramWithSource);
LOAD_OCL_SYM(clCreateProgramWithBinary);
LOAD_OCL_SYM(clReleaseProgram);
LOAD_OCL_SYM(clBuildProgram);
LOAD_OCL_SYM(clGetProgramInfo);
LOAD_OCL_SYM(clGetProgramBuildInfo);
LOAD_OCL_SYM(clCreateKernel);
LOAD_OCL_SYM(clReleaseKernel);
LOAD_OCL_SYM(clSetKernelArg);
LOAD_OCL_SYM(clFinish);
LOAD_OCL_SYM(clEnqueueReadBuffer);
LOAD_OCL_SYM(clEnqueueWriteBuffer);
LOAD_OCL_SYM(clEnqueueNDRangeKernel);
return true;
}
struct opencl_kernel_interface {
const char *kiname;
queue_kernel_parameters_func_t queue_kernel_parameters_func;
};
#ifdef HAVE_CURSES
extern WINDOW *mainwin, *statuswin, *logwin;
extern void enable_curses(void);
#endif
extern int mining_threads;
extern int opt_g_threads;
extern bool ping;
extern bool opt_loginput;
extern char *opt_kernel_path;
extern int gpur_thr_id;
extern bool opt_noadl;
extern bool have_opencl;
static _clState *clStates[MAX_GPUDEVICES];
static struct opencl_kernel_interface kernel_interfaces[];
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
void opencl_early_init()
{
static struct opencl_device_data dataarray[MAX_GPUDEVICES];
for (int i = 0; i < MAX_GPUDEVICES; ++i)
{
struct opencl_device_data * const data = &dataarray[i];
*data = (struct opencl_device_data){
.dynamic = true,
.use_goffset = BTS_UNKNOWN,
.intensity = intensity_not_set,
#ifdef USE_SCRYPT
.lookup_gap = 2,
#endif
};
gpus[i] = (struct cgpu_info){
.device_data = data,
};
}
}
static
const char *_set_list(char * const arg, const char * const emsg, bool (*set_func)(struct cgpu_info *, const char *))
{
int i, device = 0;
char *nextptr, buf[0x10];
nextptr = strtok(arg, ",");
if (nextptr == NULL)
return emsg;
if (!set_func(&gpus[device++], nextptr))
return emsg;
snprintf(buf, sizeof(buf), "%s", nextptr);
while ((nextptr = strtok(NULL, ",")) != NULL)
if (!set_func(&gpus[device++], nextptr))
return emsg;
if (device == 1) {
for (i = device; i < MAX_GPUDEVICES; i++)
set_func(&gpus[i], buf);
}
return NULL;
}
#define _SET_INTERFACE(PNAME) \
static \
const char *opencl_init_ ## PNAME (struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success) \
{ \
if (!_set_ ## PNAME (proc, newvalue)) \
return "Invalid value for " #PNAME; \
return NULL; \
} \
// END OF _SET_INTERFACE
#define _SET_INT_LIST2(PNAME, VCHECK, FIELD) \
static \
bool _set_ ## PNAME (struct cgpu_info * const cgpu, const char * const _val) \
{ \
const int v = atoi(_val); \
if (!(VCHECK)) \
return false; \
FIELD = v; \
return true; \
} \
_SET_INTERFACE(PNAME) \
const char *set_ ## PNAME(char *arg) \
{ \
return _set_list(arg, "Invalid value passed to " #PNAME, _set_ ## PNAME); \
} \
// END OF _SET_INT_LIST
#define _SET_INT_LIST(PNAME, VCHECK, FIELD) \
_SET_INT_LIST2(PNAME, VCHECK, ((struct opencl_device_data *)cgpu->device_data)->FIELD)
_SET_INT_LIST(vector , (v == 1 || v == 2 || v == 4), vwidth )
_SET_INT_LIST(worksize, (v >= 1 && v <= 9999) , work_size)
#ifdef USE_SCRYPT
_SET_INT_LIST(shaders , true, shaders)
_SET_INT_LIST(lookup_gap , true, lookup_gap)
_SET_INT_LIST(thread_concurrency, true, thread_concurrency)
#endif
enum cl_kernels select_kernel(const char * const arg)
{
for (unsigned i = 1; i < (unsigned)OPENCL_KERNEL_INTERFACE_COUNT; ++i)
if (!strcasecmp(arg, kernel_interfaces[i].kiname))
return i;
return KL_NONE;
}
const char *opencl_get_kernel_interface_name(const enum cl_kernels kern)
{
struct opencl_kernel_interface *ki = &kernel_interfaces[kern];
return ki->kiname;
}
static
bool _set_kernel(struct cgpu_info * const cgpu, const char *_val)
{
struct opencl_device_data * const data = cgpu->device_data;
size_t knamelen = strlen(_val);
char filename[knamelen + 3 + 1];
sprintf(filename, "%s.cl", _val);
int dummy_srclen;
enum cl_kernels interface;
struct mining_algorithm *malgo;
char *src = opencl_kernel_source(filename, &dummy_srclen, &interface, &malgo);
if (!src)
return false;
free(src);
if (!malgo)
return false;
struct opencl_kernel_info * const kernelinfo = &data->kernelinfo[malgo->algo];
free(kernelinfo->file);
kernelinfo->file = strdup(_val);
return true;
}
_SET_INTERFACE(kernel)
const char *set_kernel(char *arg)
{
return _set_list(arg, "Invalid value passed to set_kernel", _set_kernel);
}
static
const char *opencl_init_binary(struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success)
{
struct opencl_device_data * const data = proc->device_data;
char *end;
bool nv;
nv = bfg_strtobool(newvalue, &end, 0);
if (newvalue[0] && !end[0])
data->opt_opencl_binaries = nv ? OBU_LOADSAVE : OBU_NONE;
else
if (!(strcasecmp(newvalue, "load") && strcasecmp(newvalue, "read")))
data->opt_opencl_binaries = OBU_LOAD;
else
if (!(strcasecmp(newvalue, "save") && strcasecmp(newvalue, "write")))
data->opt_opencl_binaries = OBU_SAVE;
else
if (!(strcasecmp(newvalue, "both")))
data->opt_opencl_binaries = OBU_LOADSAVE;
else
if (!(strcasecmp(newvalue, "default")))
data->opt_opencl_binaries = OBU_DEFAULT;
else
return "Invalid value passed to opencl binary";
return NULL;
}
static
const char *opencl_init_goffset(struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success)
{
struct opencl_device_data * const data = proc->device_data;
char *end;
bool nv = bfg_strtobool(newvalue, &end, 0);
if (newvalue[0] && !end[0])
data->use_goffset = nv;
else
return "Invalid boolean value";
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. */
static
const char *opencl_init_gpu_map(struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success)
{
struct opencl_device_data * const data = proc->device_data;
data->virtual_adl = atoi(newvalue);
data->mapped = true;
return NULL;
}
char *set_gpu_map(char *arg)
{
struct opencl_device_data *data;
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";
data = gpus[val1].device_data;
data->virtual_adl = val2;
data->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";
data = gpus[val1].device_data;
data->virtual_adl = val2;
data->mapped = true;
}
return NULL;
}
static
bool _set_gpu_engine(struct cgpu_info * const cgpu, const char * const _val)
{
int val1, val2;
get_intrange(_val, &val1, &val2);
if (val1 < 0 || val1 > 9999 || val2 < 0 || val2 > 9999 || val2 < val1)
return false;
struct opencl_device_data * const data = cgpu->device_data;
struct gpu_adl * const ga = &data->adl;
data->min_engine = val1;
data->gpu_engine = val2;
ga->autoengine = (val1 != val2);
return true;
}
_SET_INTERFACE(gpu_engine)
const char *set_gpu_engine(char *arg)
{
return _set_list(arg, "Invalid value passed to set_gpu_engine", _set_gpu_engine);
}
static
const char *opencl_set_gpu_engine(struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success)
{
struct opencl_device_data * const data = proc->device_data;
struct gpu_adl * const ga = &data->adl;
int val1, val2;
get_intrange(newvalue, &val1, &val2);
if (val1 < 0 || val1 > 100 || val2 < 0 || val2 > 100 || val2 < val1)
return "Invalid value for clock";
if (val1 == val2)
{
if (set_engineclock(proc->device_id, val1))
return "Failed to set gpu_engine";
ga->autoengine = false;
}
else
{
// Ensure current clock is within range
if (ga->lastengine < val1)
{
if (set_engineclock(proc->device_id, val1))
return "Failed to set gpu_engine";
}
else
if (ga->lastengine > val2)
if (set_engineclock(proc->device_id, val2))
return "Failed to set gpu_engine";
data->min_engine = val1;
data->gpu_engine = val2;
ga->autoengine = true;
}
return NULL;
}
static
bool _set_gpu_fan(struct cgpu_info * const cgpu, const char * const _val)
{
int val1, val2;
get_intrange(_val, &val1, &val2);
if (val1 < 0 || val1 > 100 || val2 < 0 || val2 > 100 || val2 < val1)
return false;
struct opencl_device_data * const data = cgpu->device_data;
struct gpu_adl * const ga = &data->adl;
data->min_fan = val1;
data->gpu_fan = val2;
ga->autofan = (val1 != val2);
return true;
}
_SET_INTERFACE(gpu_fan)
const char *set_gpu_fan(char *arg)
{
return _set_list(arg, "Invalid value passed to set_gpu_fan", _set_gpu_fan);
}
static
const char *opencl_set_gpu_fan(struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success)
{
struct opencl_device_data * const data = proc->device_data;
struct gpu_adl * const ga = &data->adl;
int val1, val2;
get_intrange(newvalue, &val1, &val2);
if (val1 < 0 || val1 > 100 || val2 < 0 || val2 > 100 || val2 < val1)
return "Invalid value for fan";
if (val1 == val2)
{
if (set_fanspeed(proc->device_id, val1))
return "Failed to set gpu_fan";
ga->autofan = false;
}
else
{
// Ensure current fan is within range
if (ga->targetfan < val1)
{
if (set_fanspeed(proc->device_id, val1))
return "Failed to set gpu_fan";
}
else
if (ga->targetfan > val2)
if (set_fanspeed(proc->device_id, val2))
return "Failed to set gpu_fan";
data->min_fan = val1;
data->gpu_fan = val2;
ga->autofan = true;
}
return NULL;
}
_SET_INT_LIST(gpu_memclock , (v >= 1 && v < 9999), gpu_memclock )
static
const char *opencl_set_gpu_memclock(struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success)
{
if (set_memoryclock(proc->device_id, atoi(newvalue)))
return "Failed to set gpu_memclock";
return NULL;
}
_SET_INT_LIST(gpu_memdiff , (v >= -9999 && v <= 9999), gpu_memdiff )
static
const char *opencl_set_gpu_memdiff(struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success)
{
struct opencl_device_data * const data = proc->device_data;
if (!_set_gpu_memdiff(proc, newvalue))
return "Invalid value for gpu_memdiff";
set_engineclock(proc->device_id, data->gpu_engine);
return NULL;
}
_SET_INT_LIST(gpu_powertune, (v >= -99 && v <= 99), gpu_powertune)
_SET_INT_LIST(gpu_vddc , (v >= 0 && v < 9999), gpu_vddc )
static
const char *opencl_set_gpu_vddc(struct cgpu_info * const proc, const char * const optname, const char * const newvalue, char * const replybuf, enum bfg_set_device_replytype * const out_success)
{
if (set_vddc(proc->device_id, atof(newvalue)))
return "Failed to set gpu_vddc";
return NULL;
}
_SET_INT_LIST(temp_overheat, (v >= 0 && v < 200), adl.overtemp )
#endif
double oclthreads_to_xintensity(const unsigned long oclthreads, const cl_uint max_compute_units)
{
return (double)oclthreads / (double)max_compute_units / 64.;
}
unsigned long xintensity_to_oclthreads(const double xintensity, const cl_uint max_compute_units)
{
return xintensity * max_compute_units * 0x40;
}
static int min_intensity, max_intensity;
// NOTE: This can't be attribute-constructor because then it would race with the mining_algorithms list being populated
static
void opencl_calc_intensity_range()
{
RUNONCE();
min_intensity = INT_MAX;
max_intensity = INT_MIN;
struct mining_algorithm *malgo;
LL_FOREACH(mining_algorithms, malgo)
{
const int malgo_min_intensity = malgo->opencl_oclthreads_to_intensity(malgo->opencl_min_oclthreads);
const int malgo_max_intensity = malgo->opencl_oclthreads_to_intensity(malgo->opencl_max_oclthreads);
if (malgo_min_intensity < min_intensity)
min_intensity = malgo_min_intensity;
if (malgo_max_intensity > max_intensity)
max_intensity = malgo_max_intensity;
}
}
bool opencl_set_intensity_from_str(struct cgpu_info * const cgpu, const char *_val)
{
struct opencl_device_data * const data = cgpu->device_data;
unsigned long oclthreads = 0;
float intensity = intensity_not_set;
bool dynamic = false;
if (!strncasecmp(_val, "d", 1))
{
dynamic = true;
++_val;
}
if (!strncasecmp(_val, "x", 1))
{
const double v = atof(&_val[1]);
if (v < 1 || v > 9999)
return false;
// thr etc won't be initialised here, so avoid dereferencing it
if (data->oclthreads)
{
struct thr_info * const thr = cgpu->thr[0];
const int thr_id = thr->id;
_clState * const clState = clStates[thr_id];
oclthreads = xintensity_to_oclthreads(v, clState->max_compute_units);
}
}
else
{
char *endptr;
const double v = strtod(_val, &endptr);
if (endptr == _val)
{
if (!dynamic)
return false;
}
else
{
opencl_calc_intensity_range();
if (v < min_intensity || v > max_intensity)
return false;
oclthreads = 1;
intensity = v;
}
}
// Make actual assignments after we know the values are valid
data->dynamic = dynamic;
if (data->oclthreads)
{
if (oclthreads)
{
data->oclthreads = oclthreads;
data->intensity = intensity;
}
pause_dynamic_threads(cgpu->device_id);
}
else
{
if (unlikely(data->_init_intensity))
free(data->_init_intensity);
data->_init_intensity = strdup(_val);
}
return true;
}
#define _set_intensity opencl_set_intensity_from_str
_SET_INTERFACE(intensity)
const char *set_intensity(char *arg)
{
return _set_list(arg, "Invalid value passed to intensity", _set_intensity);
}
_SET_INT_LIST2(gpu_threads, (v >= 1 && v <= 10), cgpu->threads)
void write_config_opencl(FILE * const fcfg)
{
#ifdef HAVE_ADL
if (opt_reorder)
fprintf(fcfg, ",\n\"gpu-reorder\" : true");
#endif
}
BFG_REGISTER_DRIVER(opencl_api)
static const struct bfg_set_device_definition opencl_set_device_funcs_probe[];
static const struct bfg_set_device_definition opencl_set_device_funcs[];
char *print_ndevs_and_exit(int *ndevs)
{
opt_log_output = true;
opencl_api.drv_detect();
clear_adl(*ndevs);
applog(LOG_INFO, "%i GPU devices max detected", *ndevs);
exit(*ndevs);
}
struct cgpu_info gpus[MAX_GPUDEVICES]; /* Maximum number apparently possible */
/* 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];
struct opencl_device_data * const data = cgpu->device_data;
int i;
for (i = 1; i < cgpu->threads; i++) {
struct thr_info *thr;
thr = cgpu->thr[i];
if (!thr->pause && data->dynamic) {
applog(LOG_WARNING, "Disabling extra threads due to dynamic mode.");
}
thr->pause = data->dynamic;
if (!data->dynamic && cgpu->deven != DEV_DISABLED)
mt_enable(thr);
}
}
struct device_drv opencl_api;
float opencl_proc_get_intensity(struct cgpu_info * const proc, const char ** const iunit)
{
struct opencl_device_data * const data = proc->device_data;
struct thr_info *thr = proc->thr[0];
const int thr_id = thr->id;
_clState * const clState = clStates[thr_id];
float intensity = data->intensity;
if (intensity == intensity_not_set)
{
intensity = oclthreads_to_xintensity(data->oclthreads, clState->max_compute_units);
*iunit = data->dynamic ? "dx" : "x";
}
else
*iunit = data->dynamic ? "d" : "";
return intensity;
}
#ifdef HAVE_CURSES
static
void opencl_wlogprint_status(struct cgpu_info *cgpu)
{
struct opencl_device_data * const data = cgpu->device_data;
struct thr_info *thr = cgpu->thr[0];
int i;
char checkin[40];
double displayed_rolling;
bool mhash_base = !(cgpu->rolling < 1);
char logline[255];
strcpy(logline, ""); // In case it has no data
{
const char *iunit;
float intensity = opencl_proc_get_intensity(cgpu, &iunit);
tailsprintf(logline, sizeof(logline), "I:%s%g ",
iunit,
intensity);
}
#ifdef HAVE_ADL
if (data->has_adl) {
int engineclock = 0, memclock = 0, activity = 0, fanspeed = 0, fanpercent = 0, powertune = 0;
float temp = 0, vddc = 0;
if (gpu_stats(cgpu->device_id, &temp, &engineclock, &memclock, &vddc, &activity, &fanspeed, &fanpercent, &powertune)) {
if (fanspeed != -1 || fanpercent != -1) {
tailsprintf(logline, sizeof(logline), "F:");
if (fanspeed > 9999)
fanspeed = 9999;
if (fanpercent != -1)
{
tailsprintf(logline, sizeof(logline), "%d%%", fanpercent);
if (fanspeed != -1)
tailsprintf(logline, sizeof(logline), "(%dRPM)", fanspeed);
}
else
tailsprintf(logline, sizeof(logline), "%dRPM", fanspeed);
tailsprintf(logline, sizeof(logline), " ");
}
if (engineclock != -1)
tailsprintf(logline, sizeof(logline), "E:%dMHz ", engineclock);
if (memclock != -1)
tailsprintf(logline, sizeof(logline), "M:%dMHz ", 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);
}
}
#endif
wlogprint("%s\n", logline);
wlogprint("Last initialised: %s\n", cgpu->init);
for (i = 0; i < mining_threads; i++) {
thr = get_thread(i);
if (thr->cgpu != cgpu)
continue;
get_datestamp(checkin, sizeof(checkin), time(NULL) - timer_elapsed(&thr->last, NULL));
displayed_rolling = thr->rolling;
if (!mhash_base)
displayed_rolling *= 1000;
snprintf(logline, sizeof(logline), "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:
tailsprintf(logline, sizeof(logline), "ALIVE");
break;
case LIFE_SICK:
tailsprintf(logline, sizeof(logline), "SICK reported in %s", checkin);
break;
case LIFE_DEAD:
tailsprintf(logline, sizeof(logline), "DEAD reported in %s", checkin);
break;
case LIFE_INIT:
case LIFE_NOSTART:
tailsprintf(logline, sizeof(logline), "Never started");
break;
}
if (thr->pause)
tailsprintf(logline, sizeof(logline), " paused");
wlogprint("%s\n", logline);
}
}
static
void opencl_tui_wlogprint_choices(struct cgpu_info *cgpu)
{
wlogprint("[I]ntensity [R]estart GPU ");
#ifdef HAVE_ADL
struct opencl_device_data * const data = cgpu->device_data;
if (data->has_adl)
wlogprint("[C]hange settings ");
#endif
}
static
const char *opencl_tui_handle_choice(struct cgpu_info *cgpu, int input)
{
switch (input)
{
case 'i': case 'I':
{
char promptbuf[0x40];
char *intvar;
opencl_calc_intensity_range();
snprintf(promptbuf, sizeof(promptbuf), "Set GPU scan intensity (d or %d -> %d)", min_intensity, max_intensity);
intvar = curses_input(promptbuf);
if (!intvar)
return "Invalid intensity\n";
if (!_set_intensity(cgpu, intvar))
{
free(intvar);
return "Invalid intensity (out of range)\n";
}
free(intvar);
return "Intensity changed\n";
}
case 'r': case 'R':
reinit_device(cgpu);
return "Attempting to restart\n";
case 'c': case 'C':
{
char logline[256];
clear_logwin();
get_statline3(logline, sizeof(logline), cgpu, true, true);
wattron(logwin, A_BOLD);
wlogprint("%s", logline);
wattroff(logwin, A_BOLD);
wlogprint("\n");
change_gpusettings(cgpu->device_id);
return ""; // Force refresh
}
}
return NULL;
}
#endif
#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)
#ifdef USE_SHA256D
static
void *_opencl_work_data_dup(struct work * const work)
{
struct opencl_work_data *p = malloc(sizeof(*p));
memcpy(p, work->device_data, sizeof(*p));