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| author | Jonas Gorski <jogo@openwrt.org> | 2013-12-18 14:12:06 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-01-22 20:18:52 +0100 |
| commit | 04fa8bf7c0900889c5a4b6f95f07b924265cc8f0 (patch) | |
| tree | 099a40ddd8fa7cf0907ce6fc68997ccb709ce260 /arch/mips/include | |
| parent | fe7f62c0c2122e0df3edb73bbfedc5cf399a3beb (diff) | |
| download | linux-stable-04fa8bf7c0900889c5a4b6f95f07b924265cc8f0.tar.gz linux-stable-04fa8bf7c0900889c5a4b6f95f07b924265cc8f0.tar.bz2 linux-stable-04fa8bf7c0900889c5a4b6f95f07b924265cc8f0.zip | |
MIPS: BMIPS: add a smp ops registration helper
Add a helper similar to the generic register_XXX_smp_ops() for bmips.
Register SMP UP ops in case of BMIPS32/3300.
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6248/
Diffstat (limited to 'arch/mips/include')
| -rw-r--r-- | arch/mips/include/asm/bmips.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/mips/include/asm/bmips.h b/arch/mips/include/asm/bmips.h index 880f6aadeaea..cbaccebf5065 100644 --- a/arch/mips/include/asm/bmips.h +++ b/arch/mips/include/asm/bmips.h @@ -46,9 +46,35 @@ #include <linux/cpumask.h> #include <asm/r4kcache.h> +#include <asm/smp-ops.h> extern struct plat_smp_ops bmips43xx_smp_ops; extern struct plat_smp_ops bmips5000_smp_ops; + +static inline int register_bmips_smp_ops(void) +{ +#if IS_ENABLED(CONFIG_CPU_BMIPS) && IS_ENABLED(CONFIG_SMP) + switch (current_cpu_type()) { + case CPU_BMIPS32: + case CPU_BMIPS3300: + return register_up_smp_ops(); + case CPU_BMIPS4350: + case CPU_BMIPS4380: + register_smp_ops(&bmips43xx_smp_ops); + break; + case CPU_BMIPS5000: + register_smp_ops(&bmips5000_smp_ops); + break; + default: + return -ENODEV; + } + + return 0; +#else + return -ENODEV; +#endif +} + extern char bmips_reset_nmi_vec; extern char bmips_reset_nmi_vec_end; extern char bmips_smp_movevec; |