From 70a4f5cda82f7197c350099b66fd23506620810e Mon Sep 17 00:00:00 2001 From: Jernej Skrabec Date: Mon, 28 Jan 2019 15:55:00 -0500 Subject: [PATCH] media: cedrus: Add a quirk for not setting DMA offset H6 VPU doesn't work if DMA offset is set. Add a quirk for it. Signed-off-by: Jernej Skrabec Acked-by: Maxime Ripard Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/media/sunxi/cedrus/cedrus.h | 3 +++ drivers/staging/media/sunxi/cedrus/cedrus_hw.c | 3 ++- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.h b/drivers/staging/media/sunxi/cedrus/cedrus.h index 4aedd24a9848..c57c04b41d2e 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.h +++ b/drivers/staging/media/sunxi/cedrus/cedrus.h @@ -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 { diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c index 0acf219a8c91..fbfff7c1c771 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c @@ -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); -- 2.45.2