On Tue, Feb 28, 2012 at 12:51 AM, Marek Szyprowski <[email protected]> wrote:
>> The next patch will be submitted by 2/28. > > Ok, I will check it soon then. Thank you a lot. >> The next IOMMU driver defines just one platform device for a H/W device. >> Thus, it defines just one SYSMMU_MFC platform device, for example. >> (the previous one defines 2 platform devices for SYSMMU_MFC) > > Exynos4210 has 2 iommu controllers for MFC device - one for each memory bus. > Each MFC bus can address 128MiB of IO address space. Do you mean that the new > driver > will merge these 2 controllers into one? This way we will lose half of > address space > for MFC device. The situation seems somewhat different from our use of MFC. I also heard from Jungtae Park that it is better to define separate platform devices for the system MMUs of MFC. Regards, Cho KyongHo. _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
