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Use the SDK and hardware information to choose good performing default kernels.

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This commit is contained in:
ckolivas 2012-02-23 00:45:40 +11:00
parent 71cbe8cd72
commit dfcb98debf
1 changed files with 18 additions and 11 deletions
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21
ocl.c
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@ -368,20 +368,27 @@ _clState *initCl(unsigned int gpu, char *name, size_t nameSize)
char numbuf[10]; char numbuf[10];
if (gpus[gpu].kernel == KL_NONE) { if (gpus[gpu].kernel == KL_NONE) {
/* If no binary is available, and we have a card that suffers with diablo if (strstr(vbuff, "844.4") || // Linux 64 bit ATI 2.6 SDK
* on SDK2.6, use the poclbm kernel instead if one has not been
* selected. */
if (strstr(name, "Tahiti") &&
(strstr(vbuff, "844.4") || // Linux 64 bit ATI 2.6 SDK
strstr(vbuff, "851.4") || // Windows 64 bit "" strstr(vbuff, "851.4") || // Windows 64 bit ""
strstr(vbuff, "831.4"))) // Windows & Linux 32 bit "" strstr(vbuff, "831.4")) { // Windows & Linux 32 bit ""
{ if (strstr(name, "Tahiti")) {
applog(LOG_INFO, "Selecting poclbm kernel"); applog(LOG_INFO, "Selecting poclbm kernel");
clState->chosen_kernel = KL_POCLBM; clState->chosen_kernel = KL_POCLBM;
} else { } else {
applog(LOG_INFO, "Selecting diablo kernel"); applog(LOG_INFO, "Selecting diablo kernel");
clState->chosen_kernel = KL_DIABLO; clState->chosen_kernel = KL_DIABLO;
} }
} else if (strstr(vbuff, "898.1")) { // Windows 64 bit 12.2 driver
applog(LOG_INFO, "Selecting diablo kernel");
clState->chosen_kernel = KL_DIABLO;
} else if (clState->hasBitAlign) {
applog(LOG_INFO, "Selecting phatk kernel");
clState->chosen_kernel = KL_PHATK;
} else {
applog(LOG_INFO, "Selecting poclbm kernel");
clState->chosen_kernel = KL_POCLBM;
}
gpus[gpu].kernel = clState->chosen_kernel; gpus[gpu].kernel = clState->chosen_kernel;
} else } else
clState->chosen_kernel = gpus[gpu].kernel; clState->chosen_kernel = gpus[gpu].kernel;