4 files changed, 27 insertions, 13 deletions

diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c
index ff11cbeba205..d0429c0e6b6b 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus.c
@@ -300,7 +300,7 @@ static int cedrus_probe(struct platform_device *pdev)
 			 "Failed to initialize V4L2 M2M device\n");
 		ret = PTR_ERR(dev->m2m_dev);
 
-		goto err_video;
+		goto err_v4l2;
 	}
 
 	dev->mdev.dev = &pdev->dev;
@@ -310,23 +310,23 @@ static int cedrus_probe(struct platform_device *pdev)
 	dev->mdev.ops = &cedrus_m2m_media_ops;
 	dev->v4l2_dev.mdev = &dev->mdev;
 
-	ret = v4l2_m2m_register_media_controller(dev->m2m_dev, vfd,
-						 MEDIA_ENT_F_PROC_VIDEO_DECODER);
-	if (ret) {
-		v4l2_err(&dev->v4l2_dev,
-			 "Failed to initialize V4L2 M2M media controller\n");
-		goto err_m2m;
-	}
-
 	ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);
 	if (ret) {
 		v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
-		goto err_v4l2;
+		goto err_m2m;
 	}
 
 	v4l2_info(&dev->v4l2_dev,
 		  "Device registered as /dev/video%d\n", vfd->num);
 
+	ret = v4l2_m2m_register_media_controller(dev->m2m_dev, vfd,
+						 MEDIA_ENT_F_PROC_VIDEO_DECODER);
+	if (ret) {
+		v4l2_err(&dev->v4l2_dev,
+			 "Failed to initialize V4L2 M2M media controller\n");
+		goto err_video;
+	}
+
 	ret = media_device_register(&dev->mdev);
 	if (ret) {
 		v4l2_err(&dev->v4l2_dev, "Failed to register media device\n");
@@ -339,10 +339,10 @@ static int cedrus_probe(struct platform_device *pdev)
 
 err_m2m_mc:
 	v4l2_m2m_unregister_media_controller(dev->m2m_dev);
-err_m2m:
-	v4l2_m2m_release(dev->m2m_dev);
 err_video:
 	video_unregister_device(&dev->vfd);
+err_m2m:
+	v4l2_m2m_release(dev->m2m_dev);
 err_v4l2:
 	v4l2_device_unregister(&dev->v4l2_dev);
 
@@ -396,6 +396,11 @@ static const struct cedrus_variant sun50i_h5_cedrus_variant = {
 	.capabilities	= CEDRUS_CAPABILITY_UNTILED,
 };
 
+static const struct cedrus_variant sun50i_h6_cedrus_variant = {
+	.capabilities	= CEDRUS_CAPABILITY_UNTILED,
+	.quirks		= CEDRUS_QUIRK_NO_DMA_OFFSET,
+};
+
 static const struct of_device_id cedrus_dt_match[] = {
 	{
 		.compatible = "allwinner,sun4i-a10-video-engine",
@@ -425,6 +430,10 @@ static const struct of_device_id cedrus_dt_match[] = {
 		.compatible = "allwinner,sun50i-h5-video-engine",
 		.data = &sun50i_h5_cedrus_variant,
 	},
+	{
+		.compatible = "allwinner,sun50i-h6-video-engine",
+		.data = &sun50i_h6_cedrus_variant,
+	},
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, cedrus_dt_match);
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);
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_video.c b/drivers/staging/media/sunxi/cedrus/cedrus_video.c
index b47854b3bce4..9673874ece10 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus_video.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus_video.c
@@ -536,6 +536,7 @@ int cedrus_queue_init(void *priv, struct vb2_queue *src_vq,
 	src_vq->lock = &ctx->dev->dev_mutex;
 	src_vq->dev = ctx->dev->dev;
 	src_vq->supports_requests = true;
+	src_vq->requires_requests = true;
 
 	ret = vb2_queue_init(src_vq);
 	if (ret)