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| author | psychocrypt <psychocrypt@users.noreply.github.com> | 2017-12-01 21:37:11 +0100 |
|---|---|---|
| committer | psychocrypt <psychocrypt@users.noreply.github.com> | 2017-12-01 21:37:11 +0100 |
| commit | 4dca64c1a9ffcb506ad81720951f7536b70e394e (patch) | |
| tree | 9b19e206ceaf43dc9ec7cfac0facc0636d9e9f4e /xmrstak/backend/nvidia/nvcc_code | |
| parent | 2920e9a3227da307b04ee23ecc5c63ecee4a224c (diff) | |
| download | xmr-stak-4dca64c1a9ffcb506ad81720951f7536b70e394e.zip xmr-stak-4dca64c1a9ffcb506ad81720951f7536b70e394e.tar.gz | |
option to controll gpu synchronization
- add option `sync_mode`
- update auto suggestion and jconf
Diffstat (limited to 'xmrstak/backend/nvidia/nvcc_code')
| -rw-r--r-- | xmrstak/backend/nvidia/nvcc_code/cryptonight.hpp | 3 | ||||
| -rw-r--r-- | xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu | 17 |
2 files changed, 18 insertions, 2 deletions
diff --git a/xmrstak/backend/nvidia/nvcc_code/cryptonight.hpp b/xmrstak/backend/nvidia/nvcc_code/cryptonight.hpp index 1b63379..afbdbaf 100644 --- a/xmrstak/backend/nvidia/nvcc_code/cryptonight.hpp +++ b/xmrstak/backend/nvidia/nvcc_code/cryptonight.hpp @@ -11,7 +11,8 @@ typedef struct { int device_blocks; int device_threads; int device_bfactor; - int device_bsleep; + int device_bsleep; + int syncMode; uint32_t *d_input; uint32_t inputlen; diff --git a/xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu b/xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu index 333ae73..0fc99a4 100644 --- a/xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu +++ b/xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu @@ -189,7 +189,22 @@ extern "C" int cryptonight_extra_cpu_init(nvid_ctx* ctx) } cudaDeviceReset(); - cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync); + switch(ctx->syncMode) + { + case 0: + cudaSetDeviceFlags(cudaDeviceScheduleAuto); + break; + case 1: + cudaSetDeviceFlags(cudaDeviceScheduleSpin); + break; + case 2: + cudaSetDeviceFlags(cudaDeviceScheduleYield); + break; + case 3: + cudaSetDeviceFlags(cudaDeviceScheduleBlockingSync); + break; + + }; cudaDeviceSetCacheConfig(cudaFuncCachePreferL1); size_t hashMemSize; |
