[PATCH RFT/RFC v2 38/47] staging: media: zoran: device support only 32bit DMA address

[Corentin Labbe]

The zoran device only supports 32bit DMA address.

Signed-off-by: Corentin Labbe <cla...@baylibre.com>
---
 drivers/staging/media/zoran/zoran_card.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/staging/media/zoran/zoran_card.c 
b/drivers/staging/media/zoran/zoran_card.c
index dbdb1c4b0515..0a193283eefc 100644
--- a/drivers/staging/media/zoran/zoran_card.c
+++ b/drivers/staging/media/zoran/zoran_card.c
@@ -1111,6 +1111,12 @@ static int zoran_probe(struct pci_dev *pdev, const 
struct pci_device_id *ent)
        int card_num;
        const char *codec_name, *vfe_name;
        unsigned int nr;
+       int err;
+
+       err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+       if (err)
+               return -ENODEV;
+       vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
 
        nr = zoran_num++;
        if (nr >= BUZ_MAX) {
-- 
2.26.2