extern void disable_kernel_altivec(void);
extern void enable_kernel_altivec(void);
extern int emulate_altivec(struct pt_regs *);
-extern void cvt_fd(float *from, double *to, unsigned long *fpscr);
-extern void cvt_df(double *from, float *to, unsigned long *fpscr);
+extern void cvt_fd(float *from, double *to, struct thread_struct *thread);
+extern void cvt_df(double *from, float *to, struct thread_struct *thread);
#ifdef CONFIG_ALTIVEC
extern void flush_altivec_to_thread(struct task_struct *);