Re: [PATCH/RFC 0/7] Samsung IOMMU videobuf2 allocator and s5p-fimc update

2011-03-08 Thread InKi Dae
Hello, Mr. Kukjin. 2011/3/8 Marek Szyprowski : > Hello, > > On Tuesday, March 08, 2011 8:29 AM Kukjin Kim wrote: > >> Hello, >> >> There are comments for your System MMU driver below. > > Please take into account that this was an initial version of our SYSMMU > driver to start the discussion, so

RE: [PATCH/RFC 0/7] Samsung IOMMU videobuf2 allocator and s5p-fimc update

2011-03-08 Thread Marek Szyprowski
Hello, On Tuesday, March 08, 2011 8:29 AM Kukjin Kim wrote: > Hello, > > There are comments for your System MMU driver below. Please take into account that this was an initial version of our SYSMMU driver to start the discussion, so there were a few minor problems left. Thanks for pointing them

RE: [PATCH/RFC 0/7] Samsung IOMMU videobuf2 allocator and s5p-fimc update

2011-03-07 Thread Kukjin Kim
Hello, There are comments for your System MMU driver below. It's good that System MMU has functionality of mapping but System MMU have to use other mapping of virtual memory allocator. And would be better to change sysmmu_list to use array of defined in s5p_sysmmu_ip enumeration, so that can get

[PATCH/RFC 0/7] Samsung IOMMU videobuf2 allocator and s5p-fimc update

2011-03-04 Thread Marek Szyprowski
Hello, This patch series introduces new type of videbuf2 memory allocator - vb2-s5p-iommu. This allocator can be used only on Samsung SoCs that have IOMMU module. Currently only Samsung EXYNOS4 (former S5PV310) platform has SYSMMU modules. The allocator is then used by s5p-fimc driver. To make it