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| author | Ralf Baechle | 2005-05-31 13:49:19 +0200 |
|---|---|---|
| committer | Ralf Baechle | 2005-10-29 20:31:17 +0200 |
| commit | e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f (patch) | |
| tree | 1928e8b0a4b7fb615e5a9f65dc934ba2e74cb9cd /include/asm-mips/system.h | |
| parent | 64-bit fixes for Alchemy code ;) (diff) | |
| download | kernel-qcow2-linux-e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f.tar.gz kernel-qcow2-linux-e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f.tar.xz kernel-qcow2-linux-e50c0a8fa60da9ac0e0a70caa8a3a803815c1f2f.zip | |
Support the MIPS32 / MIPS64 DSP ASE.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/system.h')
| -rw-r--r-- | include/asm-mips/system.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/include/asm-mips/system.h b/include/asm-mips/system.h index 6663efd49b27..cd3a6bca7abd 100644 --- a/include/asm-mips/system.h +++ b/include/asm-mips/system.h @@ -17,6 +17,7 @@ #include <asm/addrspace.h> #include <asm/cpu-features.h> +#include <asm/dsp.h> #include <asm/ptrace.h> #include <asm/war.h> #include <asm/interrupt.h> @@ -154,9 +155,13 @@ extern asmlinkage void *resume(void *last, void *next, void *next_ti); struct task_struct; -#define switch_to(prev,next,last) \ -do { \ - (last) = resume(prev, next, next->thread_info); \ +#define switch_to(prev,next,last) \ +do { \ + if (cpu_has_dsp) \ + __save_dsp(prev); \ + (last) = resume(prev, next, next->thread_info); \ + if (cpu_has_dsp) \ + __restore_dsp(current); \ } while(0) #define ROT_IN_PIECES \ |