From a401fb819cd6586c2c983dc199be4a9b44c30661 Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Fri, 25 Oct 2019 15:58:29 -0700 Subject: RDMA/siw: Increase DMA max_segment_size parameter Increase the DMA max_segment_size parameter from 64 KB to 2 GB. Link: https://lore.kernel.org/r/20191025225830.257535-4-bvanassche@acm.org Signed-off-by: Bart Van Assche Reviewed-by: Jason Gunthorpe Signed-off-by: Jason Gunthorpe --- drivers/infiniband/sw/siw/siw_main.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/infiniband/sw/siw/siw_main.c') diff --git a/drivers/infiniband/sw/siw/siw_main.c b/drivers/infiniband/sw/siw/siw_main.c index b8fe43074ad6..48e45a852b51 100644 --- a/drivers/infiniband/sw/siw/siw_main.c +++ b/drivers/infiniband/sw/siw/siw_main.c @@ -382,6 +382,9 @@ static struct siw_device *siw_device_create(struct net_device *netdev) base_dev->phys_port_cnt = 1; base_dev->dev.parent = parent; base_dev->dev.dma_ops = &dma_virt_ops; + base_dev->dev.dma_parms = &sdev->dma_parms; + sdev->dma_parms = (struct device_dma_parameters) + { .max_segment_size = SZ_2G }; base_dev->num_comp_vectors = num_possible_cpus(); ib_set_device_ops(base_dev, &siw_device_ops); -- cgit v1.2.3-59-g8ed1b