| Message ID | 1445868903-183817-13-git-send-email-john.garry@huawei.com |
|---|---|
| State | Superseded |
| Headers | show |
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index a3bf682..e5ee1d5 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -309,6 +309,14 @@ 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);
Signed-off-by: John Garry <john.garry@huawei.com> --- drivers/scsi/hisi_sas/hisi_sas_main.c | 8 ++++++++ 1 file changed, 8 insertions(+) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/