diff options
Diffstat (limited to 'drivers/media/platform/rockchip/rga/rga.c')
| -rw-r--r-- | drivers/media/platform/rockchip/rga/rga.c | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/drivers/media/platform/rockchip/rga/rga.c b/drivers/media/platform/rockchip/rga/rga.c index bf3fd71ec3af..6759091b15e0 100644 --- a/drivers/media/platform/rockchip/rga/rga.c +++ b/drivers/media/platform/rockchip/rga/rga.c @@ -863,12 +863,12 @@ static int rga_probe(struct platform_device *pdev) if (IS_ERR(rga->m2m_dev)) { v4l2_err(&rga->v4l2_dev, "Failed to init mem2mem device\n"); ret = PTR_ERR(rga->m2m_dev); - goto unreg_video_dev; + goto rel_vdev; } ret = pm_runtime_resume_and_get(rga->dev); if (ret < 0) - goto unreg_video_dev; + goto rel_vdev; rga->version.major = (rga_read(rga, RGA_VERSION_INFO) >> 24) & 0xFF; rga->version.minor = (rga_read(rga, RGA_VERSION_INFO) >> 20) & 0x0F; @@ -882,11 +882,23 @@ static int rga_probe(struct platform_device *pdev) rga->cmdbuf_virt = dma_alloc_attrs(rga->dev, RGA_CMDBUF_SIZE, &rga->cmdbuf_phy, GFP_KERNEL, DMA_ATTR_WRITE_COMBINE); + if (!rga->cmdbuf_virt) { + ret = -ENOMEM; + goto rel_vdev; + } rga->src_mmu_pages = (unsigned int *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, 3); + if (!rga->src_mmu_pages) { + ret = -ENOMEM; + goto free_dma; + } rga->dst_mmu_pages = (unsigned int *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, 3); + if (rga->dst_mmu_pages) { + ret = -ENOMEM; + goto free_src_pages; + } def_frame.stride = (def_frame.width * def_frame.fmt->depth) >> 3; def_frame.size = def_frame.stride * def_frame.height; @@ -894,7 +906,7 @@ static int rga_probe(struct platform_device *pdev) ret = video_register_device(vfd, VFL_TYPE_VIDEO, -1); if (ret) { v4l2_err(&rga->v4l2_dev, "Failed to register video device\n"); - goto rel_vdev; + goto free_dst_pages; } v4l2_info(&rga->v4l2_dev, "Registered %s as /dev/%s\n", @@ -902,10 +914,15 @@ static int rga_probe(struct platform_device *pdev) return 0; +free_dst_pages: + free_pages((unsigned long)rga->dst_mmu_pages, 3); +free_src_pages: + free_pages((unsigned long)rga->src_mmu_pages, 3); +free_dma: + dma_free_attrs(rga->dev, RGA_CMDBUF_SIZE, rga->cmdbuf_virt, + rga->cmdbuf_phy, DMA_ATTR_WRITE_COMBINE); rel_vdev: video_device_release(vfd); -unreg_video_dev: - video_unregister_device(rga->vfd); unreg_v4l2_dev: v4l2_device_unregister(&rga->v4l2_dev); err_put_clk: |