[PATCHv2 9/9] v4l: vb2-dma-contig: use dma_get_sgtable

This patch removes a workaround for extraction of struct pages from DMA buffer. The method of using follow_pfn for artificial VMA is dropped in favour of dma_get_sgtable function. Signed-off-by: Tomasz Stanislawski Signed-off-by: Kyungmin Park --- drivers/media/video/videobuf2-dma-contig.c |

[PATCHv2 9/9] v4l: vb2-dma-contig: use dma_get_sgtable

This patch removes a workaround for extraction of struct pages from DMA buffer. The method of using follow_pfn for artificial VMA is dropped in favour of dma_get_sgtable function. Signed-off-by: Tomasz Stanislawski Signed-off-by: Kyungmin Park --- drivers/media/video/videobuf2-dma-contig.c |