Convert this code sequence: pdev->dev.coherent_dma_mask = DMA_BIT_MASK(64); pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; to use dma_coerce_mask_and_coherent() to avoid bypassing the architecture check on the DMA mask.
Signed-off-by: Russell King rmk+kernel@arm.linux.org.uk --- drivers/ata/pata_octeon_cf.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c index c51bbb9..6231d43 100644 --- a/drivers/ata/pata_octeon_cf.c +++ b/drivers/ata/pata_octeon_cf.c @@ -1014,8 +1014,9 @@ static int octeon_cf_probe(struct platform_device *pdev) } cf_port->c0 = ap->ioaddr.ctl_addr;
- pdev->dev.coherent_dma_mask = DMA_BIT_MASK(64); - pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + rv = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (rv) + return ret;
ata_port_desc(ap, "cmd %p ctl %p", base, ap->ioaddr.ctl_addr);