[PATCH v4 12/14] v4l: vb2-dma-contig: change map/unmap behaviour for importers

Hi Tomasz, Thanks for the patch. On Friday 13 April 2012 17:47:54 Tomasz Stanislawski wrote: > The DMABUF documentation says that the map_dma_buf callback should return > scatterlist that is mapped into a caller's address space. In practice, > almost none of existing implementations of DMABUF exp

Re: [PATCH v4 12/14] v4l: vb2-dma-contig: change map/unmap behaviour for importers

Hi Tomasz, Thanks for the patch. On Friday 13 April 2012 17:47:54 Tomasz Stanislawski wrote: > The DMABUF documentation says that the map_dma_buf callback should return > scatterlist that is mapped into a caller's address space. In practice, > almost none of existing implementations of DMABUF exp

[PATCH v4 12/14] v4l: vb2-dma-contig: change map/unmap behaviour for importers

The DMABUF documentation says that the map_dma_buf callback should return scatterlist that is mapped into a caller's address space. In practice, almost none of existing implementations of DMABUF exporter does it. This patch breaks the DMABUF specification in order to allow exchange DMABUF buffers

[PATCH v4 12/14] v4l: vb2-dma-contig: change map/unmap behaviour for importers

The DMABUF documentation says that the map_dma_buf callback should return scatterlist that is mapped into a caller's address space. In practice, almost none of existing implementations of DMABUF exporter does it. This patch breaks the DMABUF specification in order to allow exchange DMABUF buffers