diff options
Diffstat (limited to 'drivers/scsi/hisi_sas/hisi_sas_main.c')
| -rw-r--r-- | drivers/scsi/hisi_sas/hisi_sas_main.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 8cd1b551abb6..d7d9516385a7 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -311,6 +311,14 @@ int hisi_sas_probe(struct platform_device *pdev, sha = SHOST_TO_SAS_HA(shost); hisi_hba = shost_priv(shost); platform_set_drvdata(pdev, sha); + + if (dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)) && + dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32))) { + dev_err(dev, "No usable DMA addressing method\n"); + rc = -EIO; + goto err_out_ha; + } + phy_nr = port_nr = hisi_hba->n_phy; arr_phy = devm_kcalloc(dev, phy_nr, sizeof(void *), GFP_KERNEL); |