Support the MIPS32 / MIPS64 DSP ASE.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 28 insertions, 1 deletions

diff --git a/include/asm-mips/signal.h b/include/asm-mips/signal.h
index f2c470f1d369..8ca539e80d87 100644
--- a/include/asm-mips/signal.h
+++ b/include/asm-mips/signal.h
@@ -98,12 +98,39 @@ typedef unsigned long old_sigset_t;		/* at least 32 bits */
 #define MINSIGSTKSZ    2048
 #define SIGSTKSZ       8192
 
+#ifdef __KERNEL__
+
+/*
+ * These values of sa_flags are used only by the kernel as part of the
+ * irq handling routines.
+ *
+ * SA_INTERRUPT is also used by the irq handling routines.
+ * SA_SHIRQ flag is for shared interrupt support on PCI and EISA.
+ */
+#define SA_SAMPLE_RANDOM	SA_RESTART
+
+#ifdef CONFIG_TRAD_SIGNALS
+#define sig_uses_siginfo(ka)	((ka)->sa.sa_flags & SA_SIGINFO)
+#else
+#define sig_uses_siginfo(ka)	(1)
+#endif
+
+#endif /* __KERNEL__ */
+
 #define SIG_BLOCK	1	/* for blocking signals */
 #define SIG_UNBLOCK	2	/* for unblocking signals */
 #define SIG_SETMASK	3	/* for setting the signal mask */
 #define SIG_SETMASK32	256	/* Goodie from SGI for BSD compatibility:
 				   set only the low 32 bit of the sigset.  */
-#include <asm-generic/signal.h>
+
+/* Type of a signal handler.  */
+typedef void __signalfn_t(int);
+typedef __signalfn_t __user *__sighandler_t;
+
+/* Fake signal functions */
+#define SIG_DFL	((__sighandler_t)0)	/* default signal handling */
+#define SIG_IGN	((__sighandler_t)1)	/* ignore signal */
+#define SIG_ERR	((__sighandler_t)-1)	/* error return from signal */
 
 struct sigaction {
 	unsigned int	sa_flags;