diff options
Diffstat (limited to 'drivers/media/platform/qcom/iris/iris_probe.c')
| -rw-r--r-- | drivers/media/platform/qcom/iris/iris_probe.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/media/platform/qcom/iris/iris_probe.c b/drivers/media/platform/qcom/iris/iris_probe.c index ce16d894c809..3015e6cb347f 100644 --- a/drivers/media/platform/qcom/iris/iris_probe.c +++ b/drivers/media/platform/qcom/iris/iris_probe.c @@ -168,15 +168,20 @@ static void iris_remove(struct platform_device *pdev) if (!core) return; + iris_core_deinit(core); + video_unregister_device(core->vdev_dec); v4l2_device_unregister(&core->v4l2_dev); + + mutex_destroy(&core->lock); } static int iris_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct iris_core *core; + u64 dma_mask; int ret; core = devm_kzalloc(&pdev->dev, sizeof(*core), GFP_KERNEL); @@ -184,6 +189,9 @@ static int iris_probe(struct platform_device *pdev) return -ENOMEM; core->dev = dev; + core->state = IRIS_CORE_DEINIT; + mutex_init(&core->lock); + core->reg_base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(core->reg_base)) return PTR_ERR(core->reg_base); @@ -209,8 +217,19 @@ static int iris_probe(struct platform_device *pdev) platform_set_drvdata(pdev, core); + dma_mask = core->iris_platform_data->dma_mask; + + ret = dma_set_mask_and_coherent(dev, dma_mask); + if (ret) + goto err_vdev_unreg; + + dma_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32)); + dma_set_seg_boundary(&pdev->dev, DMA_BIT_MASK(32)); + return 0; +err_vdev_unreg: + video_unregister_device(core->vdev_dec); err_v4l2_unreg: v4l2_device_unregister(&core->v4l2_dev); |