Set DMA max seg size correctly to get rid of warnings on 64 bit
platforms:
DMA-API: cal 6f03000.cal: mapping sg segment longer than device claims to support [len=720896] [max=65536]
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Tested-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Reviewed-by: Benoit Parrot <bparrot@xxxxxx>
---
drivers/media/platform/ti-vpe/cal.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/media/platform/ti-vpe/cal.c b/drivers/media/platform/ti-vpe/cal.c
index c124f28435d1..67954754ffff 100644
--- a/drivers/media/platform/ti-vpe/cal.c
+++ b/drivers/media/platform/ti-vpe/cal.c
@@ -2315,6 +2315,8 @@ static int cal_probe(struct platform_device *pdev)
return -ENODEV;
}
+ vb2_dma_contig_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
+
pm_runtime_enable(&pdev->dev);
ret = pm_runtime_get_sync(&pdev->dev);
@@ -2329,6 +2331,8 @@ static int cal_probe(struct platform_device *pdev)
return 0;
runtime_disable:
+ vb2_dma_contig_clear_max_seg_size(&pdev->dev);
+
pm_runtime_disable(&pdev->dev);
for (i = 0; i < CAL_NUM_CONTEXT; i++) {
ctx = dev->ctx[i];
@@ -2371,6 +2375,8 @@ static int cal_remove(struct platform_device *pdev)
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);
+ vb2_dma_contig_clear_max_seg_size(&pdev->dev);
+
return 0;
}
--
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