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Code Issues Releases Wiki Activity

Provide warning on each startup about sdk 2.6 and decrease poclbm kernel selection to LOG_INFO.

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This commit is contained in:
Con Kolivas 2012-02-16 01:10:11 +11:00
parent b4c86ba615
commit 67c4ada1b7
1 changed files with 21 additions and 16 deletions
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37
ocl.c
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@ -111,6 +111,12 @@ int clDevicesNum(void) {
status = clGetPlatformInfo(platform, CL_PLATFORM_VERSION, sizeof(pbuff), pbuff, NULL);
if (status == CL_SUCCESS)
applog(LOG_INFO, "CL Platform %d version: %s", i, pbuff);
if (strstr(pbuff, "844.4") /* Linux 64 bit ATI 2.6 SDK */ ||
strstr(pbuff, "851.4") /* Windows 64 bit "" */ ||
strstr(pbuff, "831.4") /* Windows & Linux 32 bit "" */ ) {
applog(LOG_WARNING, "AMD OpenCL SDK 2.6 installed giving POOR PERFORMANCE on R5xxx and R6xxx.");
applog(LOG_WARNING, "Downgrade SDK, delete .bin files and restart cgminer to fix this.");
}
status = clGetDeviceIDs(platform, CL_DEVICE_TYPE_GPU, 0, NULL, &numDevices);
if (status != CL_SUCCESS) {
applog(LOG_ERR, "Error: Getting Device IDs (num)");
@ -231,6 +237,13 @@ _clState *initCl(unsigned int gpu, char *name, size_t nameSize)
if (status == CL_SUCCESS)
applog(LOG_INFO, "CL Platform version: %s", vbuff);
if (strstr(vbuff, "844.4") /* Linux 64 bit ATI 2.6 SDK */ ||
strstr(vbuff, "851.4") /* Windows 64 bit "" */ ||
strstr(vbuff, "831.4") /* Windows & Linux 32 bit "" */ ) {
applog(LOG_WARNING, "AMD OpenCL SDK 2.6 installed giving POOR PERFORMANCE on R5xxx and R6xxx.");
applog(LOG_WARNING, "Downgrade SDK, delete .bin files and restart cgminer to fix this.");
}
status = clGetDeviceIDs(platform, CL_DEVICE_TYPE_GPU, 0, NULL, &numDevices);
if (status != CL_SUCCESS) {
applog(LOG_ERR, "Error: Getting Device IDs (num)");
@ -356,15 +369,21 @@ _clState *initCl(unsigned int gpu, char *name, size_t nameSize)
char numbuf[10];
if (chosen_kernel == KL_NONE) {
/* If no binary is available, and we have a card that suffers with phatk
* on SDK2.6, use the poclbm kernel instead if one has not been
* selected. */
if (strstr(name, "Tahiti") // GCN
|| !clState->hasBitAlign // Older Radeon & Nvidia
|| strstr(vbuff, "844.4") // Linux 64 bit ATI 2.6 SDK
|| strstr(vbuff, "851.4") // Windows 64 bit ""
|| strstr(vbuff, "831.4") // Windows & Linux 32 bit ""
)
) {
applog(LOG_INFO, "Selecting poclbm kernel");
clState->chosen_kernel = KL_POCLBM;
else
} else {
applog(LOG_INFO, "Selecting phatk kernel");
clState->chosen_kernel = KL_PHATK;
}
} else
clState->chosen_kernel = chosen_kernel;
@ -481,20 +500,6 @@ _clState *initCl(unsigned int gpu, char *name, size_t nameSize)
/////////////////////////////////////////////////////////////////
build:
/* If no binary is available, and we have a card that suffers with phatk
* on SDK2.6, use the poclbm kernel instead if one has not been
* selected. */
if (clState->chosen_kernel == KL_POCLBM && chosen_kernel == KL_NONE &&
!strstr(name, "Tahiti") && clState->hasBitAlign &&
(strstr(vbuff, "844.4") /* Linux 64 bit ATI 2.6 SDK */ ||
strstr(vbuff, "851.4") /* Windows 64 bit "" */ ||
strstr(vbuff, "831.4") /* Windows & Linux 32 bit "" */ )) {
applog(LOG_WARNING, "AMD OpenCL SDK 2.6 detected, using poclbm kernel");
applog(LOG_WARNING, "This SDK will give POOR PERFORMANCE on this device");
applog(LOG_WARNING, "To get best performance, remove any .bin files generated by cgminer,");
applog(LOG_WARNING, "downgrade your SDK to 2.1-2.5 and restart cgminer.");
}
clState->program = clCreateProgramWithSource(clState->context, 1, (const char **)&source, sourceSize, &status);
if (status != CL_SUCCESS) {
applog(LOG_ERR, "Error: Loading Binary into cl_program (clCreateProgramWithSource)");