| Message ID | 2a27c0bc-302f-caf7-3f46-3f52b53fcf37@solarflare.com |
|---|---|
| State | Changes Requested |
| Delegated to: | David Miller |
| Headers | show |
| Series | sfc: prerequisites for EF100 driver, part 3 | expand |
diff --git a/drivers/net/ethernet/sfc/tx_common.c b/drivers/net/ethernet/sfc/tx_common.c index 2a058b76d1f0..11b64c609550 100644 --- a/drivers/net/ethernet/sfc/tx_common.c +++ b/drivers/net/ethernet/sfc/tx_common.c @@ -298,7 +298,11 @@ struct efx_tx_buffer *efx_tx_map_chunk(struct efx_tx_queue *tx_queue, /* Map the fragment taking account of NIC-dependent DMA limits. */ do { buffer = efx_tx_queue_get_insert_buffer(tx_queue); - dma_len = nic_type->tx_limit_len(tx_queue, dma_addr, len); + + if (nic_type->tx_limit_len) + dma_len = nic_type->tx_limit_len(tx_queue, dma_addr, len); + else + dma_len = len; buffer->len = dma_len; buffer->dma_addr = dma_addr;
EF100 doesn't need to split up large DMAs. Signed-off-by: Edward Cree <ecree@solarflare.com> --- drivers/net/ethernet/sfc/tx_common.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)