diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/sdma.h')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/sdma.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/hfi1/sdma.h b/drivers/infiniband/hw/hfi1/sdma.h index 56257ea3598f..21f1e2834f37 100644 --- a/drivers/infiniband/hw/hfi1/sdma.h +++ b/drivers/infiniband/hw/hfi1/sdma.h @@ -667,7 +667,13 @@ int ext_coal_sdma_tx_descs(struct hfi1_devdata *dd, struct sdma_txreq *tx, int type, void *kvaddr, struct page *page, unsigned long offset, u16 len); int _pad_sdma_tx_descs(struct hfi1_devdata *, struct sdma_txreq *); -void sdma_txclean(struct hfi1_devdata *, struct sdma_txreq *); +void __sdma_txclean(struct hfi1_devdata *, struct sdma_txreq *); + +static inline void sdma_txclean(struct hfi1_devdata *dd, struct sdma_txreq *tx) +{ + if (tx->num_desc) + __sdma_txclean(dd, tx); +} /* helpers used by public routines */ static inline void _sdma_close_tx(struct hfi1_devdata *dd, @@ -753,7 +759,7 @@ static inline int sdma_txadd_page( DMA_TO_DEVICE); if (unlikely(dma_mapping_error(&dd->pcidev->dev, addr))) { - sdma_txclean(dd, tx); + __sdma_txclean(dd, tx); return -ENOSPC; } @@ -834,7 +840,7 @@ static inline int sdma_txadd_kvaddr( DMA_TO_DEVICE); if (unlikely(dma_mapping_error(&dd->pcidev->dev, addr))) { - sdma_txclean(dd, tx); + __sdma_txclean(dd, tx); return -ENOSPC; } |