Re: [PATCH v3 3/4] media: videobuf2-dma-contig: use dma_mmap_coherent if available

2012-08-16 Thread Hideki EIRAKU
Hello, From: Marek Szyprowski m.szyprow...@samsung.com Subject: RE: [PATCH v3 3/4] media: videobuf2-dma-contig: use dma_mmap_coherent if available Date: Tue, 07 Aug 2012 16:53:25 +0200 I'm sorry for bringing this issue now, once you have already created v3 of your patches, but similar patch

RE: [PATCH v3 3/4] media: videobuf2-dma-contig: use dma_mmap_coherent if available

2012-08-16 Thread Marek Szyprowski
Hello, On Thursday, August 16, 2012 12:14 PM Hideki EIRAKU wrote: From: Marek Szyprowski m.szyprow...@samsung.com Subject: RE: [PATCH v3 3/4] media: videobuf2-dma-contig: use dma_mmap_coherent if available Date: Tue, 07 Aug 2012 16:53:25 +0200 I'm sorry for bringing this issue now, once

RE: [PATCH v3 3/4] media: videobuf2-dma-contig: use dma_mmap_coherent if available

2012-08-07 Thread Marek Szyprowski
Hello, On Monday, August 06, 2012 11:55 AM Hideki EIRAKU wrote: Previously the vb2_dma_contig_mmap() function was using a dma_addr_t as a physical address. The two addressses are not necessarily the same. For example, when using the IOMMU funtion on certain platforms, dma_addr_t addresses