diff options
Diffstat (limited to 'drivers/staging/media/sunxi/cedrus')
-rw-r--r-- | drivers/staging/media/sunxi/cedrus/Kconfig | 1 | ||||
-rw-r--r-- | drivers/staging/media/sunxi/cedrus/TODO | 5 | ||||
-rw-r--r-- | drivers/staging/media/sunxi/cedrus/cedrus.c | 24 | ||||
-rw-r--r-- | drivers/staging/media/sunxi/cedrus/cedrus_hw.c | 4 |
4 files changed, 20 insertions, 14 deletions
diff --git a/drivers/staging/media/sunxi/cedrus/Kconfig b/drivers/staging/media/sunxi/cedrus/Kconfig index a7a34e89c42d..3252efa422f9 100644 --- a/drivers/staging/media/sunxi/cedrus/Kconfig +++ b/drivers/staging/media/sunxi/cedrus/Kconfig @@ -3,6 +3,7 @@ config VIDEO_SUNXI_CEDRUS depends on VIDEO_DEV && VIDEO_V4L2 && MEDIA_CONTROLLER depends on HAS_DMA depends on OF + depends on MEDIA_CONTROLLER_REQUEST_API select SUNXI_SRAM select VIDEOBUF2_DMA_CONTIG select V4L2_MEM2MEM_DEV diff --git a/drivers/staging/media/sunxi/cedrus/TODO b/drivers/staging/media/sunxi/cedrus/TODO index ec277ece47af..a951b3fd1ea1 100644 --- a/drivers/staging/media/sunxi/cedrus/TODO +++ b/drivers/staging/media/sunxi/cedrus/TODO @@ -5,3 +5,8 @@ Before this stateless decoder driver can leave the staging area: * Userspace support for the Request API needs to be reviewed; * Another stateless decoder driver should be submitted; * At least one stateless encoder driver should be submitted. +* When queueing a request containing references to I frames, the + refcount of the memory for those I frames needs to be incremented + and decremented when the request is completed. This will likely + require some help from vb2. The driver should fail the request + if the memory/buffer is gone. diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c index 82558455384a..c912c70b3ef7 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c @@ -108,17 +108,6 @@ static int cedrus_request_validate(struct media_request *req) unsigned int count; unsigned int i; - count = vb2_request_buffer_cnt(req); - if (!count) { - v4l2_info(&ctx->dev->v4l2_dev, - "No buffer was provided with the request\n"); - return -ENOENT; - } else if (count > 1) { - v4l2_info(&ctx->dev->v4l2_dev, - "More than one buffer was provided with the request\n"); - return -EINVAL; - } - list_for_each_entry(obj, &req->objects, list) { struct vb2_buffer *vb; @@ -133,6 +122,17 @@ static int cedrus_request_validate(struct media_request *req) if (!ctx) return -ENOENT; + count = vb2_request_buffer_cnt(req); + if (!count) { + v4l2_info(&ctx->dev->v4l2_dev, + "No buffer was provided with the request\n"); + return -ENOENT; + } else if (count > 1) { + v4l2_info(&ctx->dev->v4l2_dev, + "More than one buffer was provided with the request\n"); + return -EINVAL; + } + parent_hdl = &ctx->hdl; hdl = v4l2_ctrl_request_hdl_find(req, parent_hdl); @@ -253,7 +253,7 @@ static const struct v4l2_m2m_ops cedrus_m2m_ops = { static const struct media_device_ops cedrus_m2m_media_ops = { .req_validate = cedrus_request_validate, - .req_queue = vb2_m2m_request_queue, + .req_queue = v4l2_m2m_request_queue, }; static int cedrus_probe(struct platform_device *pdev) diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c index 32adbcbe6175..07520a2ce179 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c @@ -255,10 +255,10 @@ int cedrus_hw_probe(struct cedrus_dev *dev) res = platform_get_resource(dev->pdev, IORESOURCE_MEM, 0); dev->base = devm_ioremap_resource(dev->dev, res); - if (!dev->base) { + if (IS_ERR(dev->base)) { v4l2_err(&dev->v4l2_dev, "Failed to map registers\n"); - ret = -ENOMEM; + ret = PTR_ERR(dev->base); goto err_sram; } |