powerpc: Add VSX context save/restore, ptrace and signal support

[firefly-linux-kernel-4.4.55.git] / include / asm-powerpc / system.h

diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h
index 2642a92b724fc0bf7611b810f9ac1d0617d8aad3..0c12c66733f659f1fd8fbb11eb4601a3cbef0517 100644 (file)
--- a/include/asm-powerpc/system.h
+++ b/include/asm-powerpc/system.h
@@ -139,6 +139,7 @@ extern void enable_kernel_altivec(void);
 extern void giveup_altivec(struct task_struct *);
 extern void load_up_altivec(struct task_struct *);
 extern int emulate_altivec(struct pt_regs *);
+extern void giveup_vsx(struct task_struct *);
 extern void enable_kernel_spe(void);
 extern void giveup_spe(struct task_struct *);
 extern void load_up_spe(struct task_struct *);
@@ -162,6 +163,14 @@ static inline void flush_altivec_to_thread(struct task_struct *t)
 }
 #endif
 
+#ifdef CONFIG_VSX
+extern void flush_vsx_to_thread(struct task_struct *);
+#else
+static inline void flush_vsx_to_thread(struct task_struct *t)
+{
+}
+#endif
+
 #ifdef CONFIG_SPE
 extern void flush_spe_to_thread(struct task_struct *);
 #else