[net-next PatchV2 3/4] Octeontx2-af: RPM: Update DMA mask

[Hariprasad Kelam]

CGX/RPM driver supports 48 bits of DMA addressing. Update
the DMA mask accordingly.

Signed-off-by: Hariprasad Kelam <hkelam@xxxxxxxxxxx>
Reviewed-by: Simon Horman <horms@xxxxxxxxxx>
---
 drivers/net/ethernet/marvell/octeontx2/af/cgx.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
index cd6c5229d0ed..ab5838865c3f 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c
@@ -1964,6 +1964,12 @@ static int cgx_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		goto err_disable_device;
 	}
 
+	err = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(48));
+	if (err) {
+		dev_err(dev, "DMA mask config failed, abort\n");
+		goto err_release_regions;
+	}
+
 	/* MAP configuration registers */
 	cgx->reg_base = pcim_iomap(pdev, PCI_CFG_REG_BAR_NUM, 0);
 	if (!cgx->reg_base) {
-- 
2.34.1