Commit afca6e06 authored by Tiezhu Yang's avatar Tiezhu Yang Committed by Huacai Chen
Browse files

LoongArch: Clean up plat_swiotlb_setup() related code 



After commit c78c43fe ("LoongArch: Use acpi_arch_dma_setup() and
remove ARCH_HAS_PHYS_TO_DMA"), plat_swiotlb_setup() has been deleted,
so clean up the related code.

Signed-off-by: default avatarTiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
parent 370a3b8f

arch/loongarch/include/asm/bootinfo.h

+0 −1
Original line number Diff line number Diff line
@@ -13,7 +13,6 @@ const char *get_system_type(void); 
extern void init_environ(void);

extern void memblock_init(void);

extern void platform_init(void);

extern void plat_swiotlb_setup(void);

extern int __init init_numa_memory(void);



struct loongson_board_info {

arch/loongarch/kernel/setup.c

+2 −2
Original line number Diff line number Diff line
@@ -389,8 +389,8 @@ static void __init arch_mem_init(char **cmdline_p) 
	/*

	 * In order to reduce the possibility of kernel panic when failed to

	 * get IO TLB memory under CONFIG_SWIOTLB, it is better to allocate

	 * low memory as small as possible before plat_swiotlb_setup(), so

	 * make sparse_init() using top-down allocation.

	 * low memory as small as possible before swiotlb_init(), so make

	 * sparse_init() using top-down allocation.

	 */

	memblock_set_bottom_up(false);

	sparse_init();