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authorLennert Buytenhek <buytenh@wantstofly.org>2006-06-27 23:03:03 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-06-28 17:55:01 +0100
commitc17fad11f3105ca4d5bbb2686725aad208f5ead4 (patch)
tree1b3b07ac36323f9a056fdf0aadafaff6e149c5de /include/asm-arm/thread_info.h
parent5429b060df6d556f396b78364ad017686015bc34 (diff)
[ARM] 3370/2: ep93xx: add crunch support
Patch from Lennert Buytenhek Add the necessary kernel bits for crunch task switching. Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/thread_info.h')
-rw-r--r--include/asm-arm/thread_info.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-arm/thread_info.h b/include/asm-arm/thread_info.h
index cfbccb63c67b..c46b5c84275f 100644
--- a/include/asm-arm/thread_info.h
+++ b/include/asm-arm/thread_info.h
@@ -59,6 +59,7 @@ struct thread_info {
struct cpu_context_save cpu_context; /* cpu context */
__u8 used_cp[16]; /* thread used copro */
unsigned long tp_value;
+ struct crunch_state crunchstate;
union fp_state fpstate __attribute__((aligned(8)));
union vfp_state vfpstate;
struct restart_block restart_block;
@@ -101,6 +102,11 @@ extern void free_thread_info(struct thread_info *);
#define thread_saved_fp(tsk) \
((unsigned long)(task_thread_info(tsk)->cpu_context.fp))
+extern void crunch_task_disable(struct thread_info *);
+extern void crunch_task_copy(struct thread_info *, void *);
+extern void crunch_task_restore(struct thread_info *, void *);
+extern void crunch_task_release(struct thread_info *);
+
extern void iwmmxt_task_disable(struct thread_info *);
extern void iwmmxt_task_copy(struct thread_info *, void *);
extern void iwmmxt_task_restore(struct thread_info *, void *);