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authorAlexander Shiyan <shc_work@mail.ru>2014-05-24 02:03:16 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-06-17 12:04:46 -0300
commit3c1e7f27561038d683f519a5fb723743e7b8e83b (patch)
treebdd087421bba9242d3d6b98681a045d8719fa1fc
parentebdae6507b00c77f51b0c3ef70d25f65699f5644 (diff)
downloadlwn-3c1e7f27561038d683f519a5fb723743e7b8e83b.tar.gz
lwn-3c1e7f27561038d683f519a5fb723743e7b8e83b.zip
[media] m2m-deinterlace: Convert to devm* API
Replace resource handling in the driver with managed device resource. Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
-rw-r--r--drivers/media/platform/m2m-deinterlace.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/media/platform/m2m-deinterlace.c b/drivers/media/platform/m2m-deinterlace.c
index c21d14fd61db..d36c507a0ba2 100644
--- a/drivers/media/platform/m2m-deinterlace.c
+++ b/drivers/media/platform/m2m-deinterlace.c
@@ -1002,7 +1002,7 @@ static int deinterlace_probe(struct platform_device *pdev)
dma_cap_mask_t mask;
int ret = 0;
- pcdev = kzalloc(sizeof *pcdev, GFP_KERNEL);
+ pcdev = devm_kzalloc(&pdev->dev, sizeof(*pcdev), GFP_KERNEL);
if (!pcdev)
return -ENOMEM;
@@ -1012,7 +1012,7 @@ static int deinterlace_probe(struct platform_device *pdev)
dma_cap_set(DMA_INTERLEAVE, mask);
pcdev->dma_chan = dma_request_channel(mask, NULL, pcdev);
if (!pcdev->dma_chan)
- goto free_dev;
+ return -ENODEV;
if (!dma_has_cap(DMA_INTERLEAVE, pcdev->dma_chan->device->cap_mask)) {
v4l2_err(&pcdev->v4l2_dev, "DMA does not support INTERLEAVE\n");
@@ -1078,8 +1078,6 @@ unreg_dev:
v4l2_device_unregister(&pcdev->v4l2_dev);
rel_dma:
dma_release_channel(pcdev->dma_chan);
-free_dev:
- kfree(pcdev);
return ret;
}
@@ -1094,7 +1092,6 @@ static int deinterlace_remove(struct platform_device *pdev)
v4l2_device_unregister(&pcdev->v4l2_dev);
vb2_dma_contig_cleanup_ctx(pcdev->alloc_ctx);
dma_release_channel(pcdev->dma_chan);
- kfree(pcdev);
return 0;
}