diff options
Diffstat (limited to 'cli.c')
| -rw-r--r-- | cli.c | 39 |
1 files changed, 24 insertions, 15 deletions
@@ -894,37 +894,46 @@ int StartStopDMA(pcilib_t *handle, pcilib_model_description_t *model_info, pcil int err; pcilib_dma_engine_t dmaid; - if (dma_direction&PCILIB_DMA_FROM_DEVICE) { - if (dma == PCILIB_DMA_ENGINE_ADDR_INVALID) { - if (start) Error("DMA engine should be specified"); - dmaid = PCILIB_DMA_ENGINE_INVALID; - } else { - dmaid = pcilib_find_dma_by_addr(handle, PCILIB_DMA_FROM_DEVICE, dma); - if (dmaid == PCILIB_DMA_ENGINE_INVALID) Error("Invalid DMA engine (C2S %lu) is specified", dma); + if (dma == PCILIB_DMA_ENGINE_ADDR_INVALID) { + const pcilib_dma_info_t *dma_info = pcilib_get_dma_info(handle); + + if (start) Error("DMA engine should be specified"); + + for (dmaid = 0; dma_info->engines[dmaid]; dmaid++) { + err = pcilib_start_dma(handle, dmaid, 0); + if (err) Error("Error starting DMA Engine (%s %i)", ((dma_info->engines[dmaid]->direction == PCILIB_DMA_FROM_DEVICE)?"C2S":"S2C"), dma_info->engines[dmaid]->addr); + err = pcilib_stop_dma(handle, dmaid, PCILIB_DMA_FLAG_PERSISTENT); + if (err) Error("Error stopping DMA Engine (%s %i)", ((dma_info->engines[dmaid]->direction == PCILIB_DMA_FROM_DEVICE)?"C2S":"S2C"), dma_info->engines[dmaid]->addr); } + return 0; + } + + if (dma_direction&PCILIB_DMA_FROM_DEVICE) { + dmaid = pcilib_find_dma_by_addr(handle, PCILIB_DMA_FROM_DEVICE, dma); + if (dmaid == PCILIB_DMA_ENGINE_INVALID) Error("Invalid DMA engine (C2S %lu) is specified", dma); + if (start) { err = pcilib_start_dma(handle, dmaid, PCILIB_DMA_FLAG_PERSISTENT); if (err) Error("Error starting DMA engine (C2S %lu)", dma); } else { + err = pcilib_start_dma(handle, dmaid, 0); + if (err) Error("Error starting DMA engine (C2S %lu)", dma); err = pcilib_stop_dma(handle, dmaid, PCILIB_DMA_FLAG_PERSISTENT); if (err) Error("Error stopping DMA engine (C2S %lu)", dma); } } - + if (dma_direction&PCILIB_DMA_TO_DEVICE) { - if (dma == PCILIB_DMA_ENGINE_ADDR_INVALID) { - if (start) Error("DMA engine should be specified"); - dmaid = PCILIB_DMA_ENGINE_INVALID; - } else { - dmaid = pcilib_find_dma_by_addr(handle, PCILIB_DMA_TO_DEVICE, dma); - if (dmaid == PCILIB_DMA_ENGINE_INVALID) Error("Invalid DMA engine (S2C %lu) is specified", dma); - } + dmaid = pcilib_find_dma_by_addr(handle, PCILIB_DMA_TO_DEVICE, dma); + if (dmaid == PCILIB_DMA_ENGINE_INVALID) Error("Invalid DMA engine (S2C %lu) is specified", dma); if (start) { err = pcilib_start_dma(handle, dmaid, PCILIB_DMA_FLAG_PERSISTENT); if (err) Error("Error starting DMA engine (S2C %lu)", dma); } else { + err = pcilib_start_dma(handle, dmaid, 0); + if (err) Error("Error starting DMA engine (S2C %lu)", dma); err = pcilib_stop_dma(handle, dmaid, PCILIB_DMA_FLAG_PERSISTENT); if (err) Error("Error stopping DMA engine (S2C %lu)", dma); } |