[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>

1 files changed, 8 insertions, 0 deletions

diff --git a/include/asm-arm/fpstate.h b/include/asm-arm/fpstate.h
index 132c3c5628b2..6af4e6bd1290 100644
--- a/include/asm-arm/fpstate.h
+++ b/include/asm-arm/fpstate.h
@@ -72,6 +72,14 @@ union fp_state {
 
 #define FP_SIZE (sizeof(union fp_state) / sizeof(int))
 
+struct crunch_state {
+        unsigned int    mvdx[16][2];
+        unsigned int    mvax[4][3];
+        unsigned int    dspsc[2];
+};
+
+#define CRUNCH_SIZE     sizeof(struct crunch_state)
+
 #endif
 
 #endif