From a8cf59a6692c9c55a5a10257de97919fae6edef8 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 16 Jan 2019 17:12:15 +0100 Subject: scsi: communicate max segment size to the DMA mapping code When a host driver sets a maximum segment size we should not only propagate that setting to the block layer, which can merge segments, but also to the DMA mapping layer which can merge segments as well. Fixes: 50c2e9107f ("scsi: introduce a max_segment_size host_template parameters") Signed-off-by: Christoph Hellwig Signed-off-by: Martin K. Petersen --- drivers/scsi/aacraid/linit.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) (limited to 'drivers/scsi/aacraid') diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 634ddb90e7aa..7e56a11836c1 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -1747,11 +1747,10 @@ static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) shost->max_sectors = (shost->sg_tablesize * 8) + 112; } - error = dma_set_max_seg_size(&pdev->dev, - (aac->adapter_info.options & AAC_OPT_NEW_COMM) ? - (shost->max_sectors << 9) : 65536); - if (error) - goto out_deinit; + if (aac->adapter_info.options & AAC_OPT_NEW_COMM) + shost->max_segment_size = shost->max_sectors << 9; + else + shost->max_segment_size = 65536; /* * Firmware printf works only with older firmware. -- cgit v1.2.3-59-g8ed1b