linux-toradex.git/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.c, branch v5.0 Linux kernel for Apalis and Colibri modules cross-tree: phase out dma_zalloc_coherent() 2019-01-08T12:58:37+00:00 Luis Chamberlain mcgrof@kernel.org 2019-01-04T08:23:09+00:00 750afb08ca71310fcf0c4e2cb1565c63b8235b60 We already need to zero out memory for dma_alloc_coherent(), as such using dma_zalloc_coherent() is superflous. Phase it out. This change was generated with the following Coccinelle SmPL patch: @ replace_dma_zalloc_coherent @ expression dev, size, data, handle, flags; @@ -dma_zalloc_coherent(dev, size, handle, flags) +dma_alloc_coherent(dev, size, handle, flags) Suggested-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org> [hch: re-ran the script on the latest tree] Signed-off-by: Christoph Hellwig <hch@lst.de> 
We already need to zero out memory for dma_alloc_coherent(), as such
using dma_zalloc_coherent() is superflous. Phase it out.

This change was generated with the following Coccinelle SmPL patch:

@ replace_dma_zalloc_coherent @
expression dev, size, data, handle, flags;
@@

-dma_zalloc_coherent(dev, size, handle, flags)
+dma_alloc_coherent(dev, size, handle, flags)

Suggested-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
[hch: re-ran the script on the latest tree]
Signed-off-by: Christoph Hellwig <hch@lst.de>
media: mtk_vcodec_util: Use dma_zalloc_coherent to replace dma_alloc_coherent + memset 2018-09-12T14:48:59+00:00 zhong jiang zhongjiang@huawei.com 2018-08-18T15:16:55+00:00 ee23c78c79b6599c9791d7615f0282aa1536b019 dma_zalloc_coherent has implemented the dma_alloc_coherent() + memset(), We prefer to dma_zalloc_coherent instead of open-codeing. Signed-off-by: zhong jiang <zhongjiang@huawei.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> 
dma_zalloc_coherent has implemented the dma_alloc_coherent() + memset(),
We prefer to dma_zalloc_coherent instead of open-codeing.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
media: mtk-vcodec: add missing MODULE_LICENSE/DESCRIPTION 2017-12-08T16:14:23+00:00 Jesse Chan jc@linux.com 2017-11-20T07:47:54+00:00 ccbc1e3876d5476fc23429690a683294ef0f755b This change resolves a new compile-time warning when built as a loadable module: WARNING: modpost: missing MODULE_LICENSE() in drivers/media/platform/mtk-vcodec/mtk-vcodec-common.o see include/linux/module.h for more information This adds the license as "GPL v2", which matches the header of the file. MODULE_DESCRIPTION is also added. Signed-off-by: Jesse Chan <jc@linux.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com> 
This change resolves a new compile-time warning
when built as a loadable module:

WARNING: modpost: missing MODULE_LICENSE() in drivers/media/platform/mtk-vcodec/mtk-vcodec-common.o
see include/linux/module.h for more information

This adds the license as "GPL v2", which matches the header of the file.

MODULE_DESCRIPTION is also added.

Signed-off-by: Jesse Chan <jc@linux.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
[media] vcodec: mediatek: Add Mediatek V4L2 Video Decoder Driver 2016-10-21T12:49:26+00:00 Tiffany Lin tiffany.lin@mediatek.com 2016-09-02T12:19:54+00:00 590577a4e5257ac3ed72999a94666ad6ba8f24bc Add v4l2 layer decoder driver for MT8173 [mchehab@s-opensource.com: make checkpatch.pl happy] Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com> 
Add v4l2 layer decoder driver for MT8173

[mchehab@s-opensource.com: make checkpatch.pl happy]

Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
[media] vcodec: mediatek: Add Mediatek V4L2 Video Encoder Driver 2016-07-08T17:10:51+00:00 Tiffany Lin tiffany.lin@mediatek.com 2016-05-03T10:11:24+00:00 4e855a6efa5470d87d6148e3eb0d881255876c74 Add v4l2 layer encoder driver for MT8173 Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com> [hans.verkuil@cisco.com: drop unnecessary ARM || ARM64 dependency] Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com> 
Add v4l2 layer encoder driver for MT8173

Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com>
[hans.verkuil@cisco.com: drop unnecessary ARM || ARM64 dependency]
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>