diff options
Diffstat (limited to 'drivers/dma/idxd/dma.c')
| -rw-r--r-- | drivers/dma/idxd/dma.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/dma/idxd/dma.c b/drivers/dma/idxd/dma.c index 375dbae18583..2ce873994e33 100644 --- a/drivers/dma/idxd/dma.c +++ b/drivers/dma/idxd/dma.c @@ -24,18 +24,24 @@ void idxd_dma_complete_txd(struct idxd_desc *desc, enum idxd_complete_type comp_type, bool free_desc) { + struct idxd_device *idxd = desc->wq->idxd; struct dma_async_tx_descriptor *tx; struct dmaengine_result res; int complete = 1; - if (desc->completion->status == DSA_COMP_SUCCESS) + if (desc->completion->status == DSA_COMP_SUCCESS) { res.result = DMA_TRANS_NOERROR; - else if (desc->completion->status) + } else if (desc->completion->status) { + if (idxd->request_int_handles && comp_type != IDXD_COMPLETE_ABORT && + desc->completion->status == DSA_COMP_INT_HANDLE_INVAL && + idxd_queue_int_handle_resubmit(desc)) + return; res.result = DMA_TRANS_WRITE_FAILED; - else if (comp_type == IDXD_COMPLETE_ABORT) + } else if (comp_type == IDXD_COMPLETE_ABORT) { res.result = DMA_TRANS_ABORTED; - else + } else { complete = 0; + } tx = &desc->txd; if (complete && tx->cookie) { |