diff options
Diffstat (limited to 'dma.c')
| -rw-r--r-- | dma.c | 7 |
1 files changed, 4 insertions, 3 deletions
@@ -124,11 +124,12 @@ int pcilib_read_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size } int pcilib_skip_dma(pcilib_t *ctx, pcilib_dma_engine_t dma) { + int err; size_t skipped; do { // IMMEDIATE timeout is not working properly, so default is set - skipped = pcilib_stream_dma(ctx, dma, 0, 0, PCILIB_DMA_FLAGS_DEFAULT, PCILIB_DMA_TIMEOUT, pcilib_dma_skip_callback, NULL); - } while (skipped > 0); + err = pcilib_stream_dma(ctx, dma, 0, 0, PCILIB_DMA_FLAGS_DEFAULT, PCILIB_DMA_TIMEOUT, pcilib_dma_skip_callback, &skipped); + } while ((!err)&&(skipped > 0)); return 0; } @@ -168,7 +169,7 @@ int pcilib_push_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size int pcilib_write_dma(pcilib_t *ctx, pcilib_dma_engine_t dma, uintptr_t addr, size_t size, void *buf, size_t *written_bytes) { - return pcilib_push_dma(ctx, dma, addr, size, PCILIB_DMA_FLAG_EOP, PCILIB_DMA_TIMEOUT, buf, written_bytes); + return pcilib_push_dma(ctx, dma, addr, size, PCILIB_DMA_FLAG_EOP|PCILIB_DMA_FLAG_WAIT, PCILIB_DMA_TIMEOUT, buf, written_bytes); } double pcilib_benchmark_dma(pcilib_t *ctx, pcilib_dma_engine_addr_t dma, uintptr_t addr, size_t size, size_t iterations, pcilib_dma_direction_t direction) { |