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;