media: bdisp: don't use GFP_DMA

Set the DMA_MASK and stop using the GFP_DMA flag

Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Signed-off-by: Hans Verkuil <hansverk@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

drivers/media/platform/sti/bdisp/bdisp-hw.c

@@ -455,7 +455,7 @@ int bdisp_hw_alloc_nodes(struct bdisp_ctx *ctx)
 
 	/* Allocate all the nodes within a single memory page */
 	base = dma_alloc_attrs(dev, node_size * MAX_NB_NODE, &paddr,
-			       GFP_KERNEL | GFP_DMA, DMA_ATTR_WRITE_COMBINE);
+			       GFP_KERNEL, DMA_ATTR_WRITE_COMBINE);
 	if (!base) {
 		dev_err(dev, "%s no mem\n", __func__);
 		return -ENOMEM;

drivers/media/platform/sti/bdisp/bdisp-v4l2.c

@@ -1297,6 +1297,10 @@ static int bdisp_probe(struct platform_device *pdev)
 	if (!bdisp)
 		return -ENOMEM;
 
+	ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32));
+	if (ret)
+		return ret;
+
 	bdisp->pdev = pdev;
 	bdisp->dev = dev;
 	platform_set_drvdata(pdev, bdisp);