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Code Issues Releases Wiki Activity

Use shaders param if provided.

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unknown 2014-02-20 10:47:19 +01:00
parent 614d7402e5
commit 8c1f7e272b
2 changed files with 6 additions and 9 deletions
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10
driver-opencl.c
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@ -1046,13 +1046,13 @@ static cl_int queue_scrypt_kernel(_clState *clState, dev_blk_ctx *blk, __maybe_u
return status; return status;
} }
static void set_threads_hashes(unsigned int vectors, unsigned int compute_shaders, int64_t *hashes, size_t *globalThreads, static void set_threads_hashes(unsigned int vectors, size_t shaders, int64_t *hashes, size_t *globalThreads,
unsigned int minthreads, __maybe_unused int *intensity, __maybe_unused int *xintensity, __maybe_unused int *rawintensity) unsigned int minthreads, __maybe_unused int *intensity, __maybe_unused int *xintensity, __maybe_unused int *rawintensity)
{ {
unsigned int threads = 0; unsigned int threads = 0;
if (use_nscrypt) { if (use_nscrypt && shaders) {
// new intensity calculation based on shader count // new intensity calculation based on shader count
threads = (compute_shaders * minthreads << (MAX_INTENSITY-19)) >> (MAX_INTENSITY - *intensity); threads = (shaders * minthreads << (MAX_INTENSITY-19)) >> (MAX_INTENSITY - *intensity);
if (threads < minthreads) if (threads < minthreads)
threads = minthreads; threads = minthreads;
@ -1064,7 +1064,7 @@ static void set_threads_hashes(unsigned int vectors, unsigned int compute_shader
if (*rawintensity > 0) { if (*rawintensity > 0) {
threads = *rawintensity; threads = *rawintensity;
} else if (*xintensity > 0) { } else if (*xintensity > 0) {
threads = compute_shaders * *xintensity; threads = shaders * *xintensity;
} else { } else {
threads = 1 << *intensity; threads = 1 << *intensity;
} }
@ -1455,7 +1455,7 @@ static int64_t opencl_scanhash(struct thr_info *thr, struct work *work,
gpu->intervals = 0; gpu->intervals = 0;
} }
set_threads_hashes(clState->vwidth, clState->compute_shaders, &hashes, globalThreads, localThreads[0], set_threads_hashes(clState->vwidth, gpu->shaders ? gpu->shaders : clState->compute_shaders, &hashes, globalThreads, localThreads[0],
&gpu->intensity, &gpu->xintensity, &gpu->rawintensity); &gpu->intensity, &gpu->xintensity, &gpu->rawintensity);
if (hashes > gpu->max_hashes) if (hashes > gpu->max_hashes)
gpu->max_hashes = hashes; gpu->max_hashes = hashes;

5
ocl.c
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@ -384,10 +384,7 @@ _clState *initCl(unsigned int gpu, char *name, size_t nameSize)
return NULL; return NULL;
} }
if (cgpu->shaders) { if (!cgpu->shaders) {
clState->compute_shaders = cgpu->shaders;
}
else {
// AMD architechture got 64 compute shaders per compute unit. // AMD architechture got 64 compute shaders per compute unit.
// Source: http://www.amd.com/us/Documents/GCN_Architecture_whitepaper.pdf // Source: http://www.amd.com/us/Documents/GCN_Architecture_whitepaper.pdf
clState->compute_shaders = compute_units * 64; clState->compute_shaders = compute_units * 64;