diff options
Diffstat (limited to 'arch/mips/loongson64')
| -rw-r--r-- | arch/mips/loongson64/Kconfig | 3 | ||||
| -rw-r--r-- | arch/mips/loongson64/common/dma-swiotlb.c | 24 | ||||
| -rw-r--r-- | arch/mips/loongson64/common/mem.c | 2 | ||||
| -rw-r--r-- | arch/mips/loongson64/loongson-3/numa.c | 2 |
4 files changed, 5 insertions, 26 deletions
diff --git a/arch/mips/loongson64/Kconfig b/arch/mips/loongson64/Kconfig index 0d249fc3cfe9..bc2fdbfa8223 100644 --- a/arch/mips/loongson64/Kconfig +++ b/arch/mips/loongson64/Kconfig @@ -17,7 +17,6 @@ config LEMOTE_FULOONG2E select I8259 select ISA select IRQ_MIPS_CPU - select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_LITTLE_ENDIAN select SYS_SUPPORTS_HIGHMEM @@ -49,7 +48,6 @@ config LEMOTE_MACH2F select ISA select SYS_HAS_CPU_LOONGSON2F select SYS_HAS_EARLY_PRINTK - select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_HIGHMEM select SYS_SUPPORTS_LITTLE_ENDIAN @@ -136,6 +134,7 @@ config SWIOTLB bool "Soft IOMMU Support for All-Memory DMA" default y depends on CPU_LOONGSON3 + select DMA_DIRECT_OPS select IOMMU_HELPER select NEED_SG_DMA_LENGTH select NEED_DMA_MAP_STATE diff --git a/arch/mips/loongson64/common/dma-swiotlb.c b/arch/mips/loongson64/common/dma-swiotlb.c index ef07740cee61..7bbcf89475f3 100644 --- a/arch/mips/loongson64/common/dma-swiotlb.c +++ b/arch/mips/loongson64/common/dma-swiotlb.c @@ -13,32 +13,12 @@ static void *loongson_dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs) { - void *ret; + void *ret = swiotlb_alloc(dev, size, dma_handle, gfp, attrs); - /* ignore region specifiers */ - gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); - - if ((IS_ENABLED(CONFIG_ISA) && dev == NULL) || - (IS_ENABLED(CONFIG_ZONE_DMA) && - dev->coherent_dma_mask < DMA_BIT_MASK(32))) - gfp |= __GFP_DMA; - else if (IS_ENABLED(CONFIG_ZONE_DMA32) && - dev->coherent_dma_mask < DMA_BIT_MASK(40)) - gfp |= __GFP_DMA32; - - gfp |= __GFP_NORETRY; - - ret = swiotlb_alloc_coherent(dev, size, dma_handle, gfp); mb(); return ret; } -static void loongson_dma_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, unsigned long attrs) -{ - swiotlb_free_coherent(dev, size, vaddr, dma_handle); -} - static dma_addr_t loongson_dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, @@ -109,7 +89,7 @@ phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr) static const struct dma_map_ops loongson_dma_map_ops = { .alloc = loongson_dma_alloc_coherent, - .free = loongson_dma_free_coherent, + .free = swiotlb_free, .map_page = loongson_dma_map_page, .unmap_page = swiotlb_unmap_page, .map_sg = loongson_dma_map_sg, diff --git a/arch/mips/loongson64/common/mem.c b/arch/mips/loongson64/common/mem.c index b01d52473da8..c549e525fc11 100644 --- a/arch/mips/loongson64/common/mem.c +++ b/arch/mips/loongson64/common/mem.c @@ -79,7 +79,7 @@ void __init prom_init_memory(void) (u64)loongson_memmap->map[i].mem_size << 20, BOOT_MEM_RAM); break; - case MEM_RESERVED: + case SYSTEM_RAM_RESERVED: add_memory_region(loongson_memmap->map[i].mem_start, (u64)loongson_memmap->map[i].mem_size << 20, BOOT_MEM_RESERVED); diff --git a/arch/mips/loongson64/loongson-3/numa.c b/arch/mips/loongson64/loongson-3/numa.c index f17ef520799a..9717106de4a5 100644 --- a/arch/mips/loongson64/loongson-3/numa.c +++ b/arch/mips/loongson64/loongson-3/numa.c @@ -166,7 +166,7 @@ static void __init szmem(unsigned int node) memblock_add_node(PFN_PHYS(start_pfn), PFN_PHYS(end_pfn - start_pfn), node); break; - case MEM_RESERVED: + case SYSTEM_RAM_RESERVED: pr_info("Node%d: mem_type:%d, mem_start:0x%llx, mem_size:0x%llx MB\n", (u32)node_id, mem_type, mem_start, mem_size); add_memory_region((node_id << 44) + mem_start, |