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media: cedrus: Add a quirk for not setting DMA offset

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H6 VPU doesn't work if DMA offset is set.

Add a quirk for it.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Jernej Skrabec 2019-01-28 15:55:00 -05:00 committed by Mauro Carvalho Chehab
parent dfecb7b256
commit 70a4f5cda8
2 changed files with 5 additions and 1 deletions
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3
drivers/staging/media/sunxi/cedrus/cedrus.h
View File

@ -28,6 +28,8 @@
#define CEDRUS_CAPABILITY_UNTILED BIT(0)
#define CEDRUS_QUIRK_NO_DMA_OFFSET BIT(0)
enum cedrus_codec {
CEDRUS_CODEC_MPEG2,
@ -91,6 +93,7 @@ struct cedrus_dec_ops {
struct cedrus_variant {
unsigned int capabilities;
unsigned int quirks;
};
struct cedrus_dev {

3
drivers/staging/media/sunxi/cedrus/cedrus_hw.c
View File

@ -177,7 +177,8 @@ int cedrus_hw_probe(struct cedrus_dev *dev)
*/
#ifdef PHYS_PFN_OFFSET
dev->dev->dma_pfn_offset = PHYS_PFN_OFFSET;
if (!(variant->quirks & CEDRUS_QUIRK_NO_DMA_OFFSET))
dev->dev->dma_pfn_offset = PHYS_PFN_OFFSET;
#endif
ret = of_reserved_mem_device_init(dev->dev);