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author | David Daney <ddaney@caviumnetworks.com> | 2010-10-01 22:27:33 +0200 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2010-10-29 20:08:32 +0200 |
commit | ee71b7d2f834d5e4b3a43001b2fa88743ed71a2c (patch) | |
tree | 9d7c5359c42908712a982c14f7dbf2d0b59f9e3c /arch/mips | |
parent | MIPS: Convert DMA to use dma-mapping-common.h (diff) | |
download | linux-ee71b7d2f834d5e4b3a43001b2fa88743ed71a2c.tar.xz linux-ee71b7d2f834d5e4b3a43001b2fa88743ed71a2c.zip |
MIPS: Add a platform hook for swiotlb setup.
This allows platforms that are using the swiotlb to initialize it.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Patchwork: http://patchwork.linux-mips.org/patch/1638/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
-rw-r--r-- | arch/mips/include/asm/bootinfo.h | 12 | ||||
-rw-r--r-- | arch/mips/kernel/setup.c | 1 |
2 files changed, 13 insertions, 0 deletions
diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h index 15a8ef0707c6..35cd1bab69c3 100644 --- a/arch/mips/include/asm/bootinfo.h +++ b/arch/mips/include/asm/bootinfo.h @@ -125,4 +125,16 @@ extern unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3; */ extern void plat_mem_setup(void); +#ifdef CONFIG_SWIOTLB +/* + * Optional platform hook to call swiotlb_setup(). + */ +extern void plat_swiotlb_setup(void); + +#else + +static inline void plat_swiotlb_setup(void) {} + +#endif /* CONFIG_SWIOTLB */ + #endif /* _ASM_BOOTINFO_H */ diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index a6b900f2962b..acd3f2c49c06 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -490,6 +490,7 @@ static void __init arch_mem_init(char **cmdline_p) bootmem_init(); device_tree_init(); sparse_init(); + plat_swiotlb_setup(); paging_init(); } |