From: Alistair Popple Date: Wed, 29 Jan 2014 04:20:12 +0000 (+1100) Subject: powerpc/iommu: Fix initialisation of DART iommu table X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=67bfa0ee6691f62d5e2d9602d032a19716fe7b34;p=linux-beck.git powerpc/iommu: Fix initialisation of DART iommu table Commit d084775738b746648d4102337163a04534a02982 switched the generic powerpc iommu backend code to use the it_page_shift field to determine page size. Commit 3a553170d35d69bea3877bffa508489dfa6f133d should have initiliased this field for all platforms, however the DART iommu table code was not updated. This commit initialises the it_page_shift field to 4K for the DART iommu. Signed-off-by: Alistair Popple Signed-off-by: Benjamin Herrenschmidt --- diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c index bd968a43a48b..62c47bb76517 100644 --- a/arch/powerpc/sysdev/dart_iommu.c +++ b/arch/powerpc/sysdev/dart_iommu.c @@ -292,6 +292,7 @@ static void iommu_table_dart_setup(void) iommu_table_dart.it_offset = 0; /* it_size is in number of entries */ iommu_table_dart.it_size = dart_tablesize / sizeof(u32); + iommu_table_dart.it_page_shift = IOMMU_PAGE_SHIFT_4K; /* Initialize the common IOMMU code */ iommu_table_dart.it_base = (unsigned long)dart_vbase;