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-rw-r--r--arch/blackfin/include/asm/syscall.h96
1 files changed, 0 insertions, 96 deletions
diff --git a/arch/blackfin/include/asm/syscall.h b/arch/blackfin/include/asm/syscall.h
deleted file mode 100644
index 4921a4815cce..000000000000
--- a/arch/blackfin/include/asm/syscall.h
+++ /dev/null
@@ -1,96 +0,0 @@
-/*
- * Magic syscall break down functions
- *
- * Copyright 2010 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#ifndef __ASM_BLACKFIN_SYSCALL_H__
-#define __ASM_BLACKFIN_SYSCALL_H__
-
-/*
- * Blackfin syscalls are simple:
- * enter:
- * p0: syscall number
- * r{0,1,2,3,4,5}: syscall args 0,1,2,3,4,5
- * exit:
- * r0: return/error value
- */
-
-#include <linux/err.h>
-#include <linux/sched.h>
-#include <asm/ptrace.h>
-
-static inline long
-syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
-{
- return regs->p0;
-}
-
-static inline void
-syscall_rollback(struct task_struct *task, struct pt_regs *regs)
-{
- regs->p0 = regs->orig_p0;
-}
-
-static inline long
-syscall_get_error(struct task_struct *task, struct pt_regs *regs)
-{
- return IS_ERR_VALUE(regs->r0) ? regs->r0 : 0;
-}
-
-static inline long
-syscall_get_return_value(struct task_struct *task, struct pt_regs *regs)
-{
- return regs->r0;
-}
-
-static inline void
-syscall_set_return_value(struct task_struct *task, struct pt_regs *regs,
- int error, long val)
-{
- regs->r0 = error ? -error : val;
-}
-
-/**
- * syscall_get_arguments()
- * @task: unused
- * @regs: the register layout to extract syscall arguments from
- * @i: first syscall argument to extract
- * @n: number of syscall arguments to extract
- * @args: array to return the syscall arguments in
- *
- * args[0] gets i'th argument, args[n - 1] gets the i+n-1'th argument
- */
-static inline void
-syscall_get_arguments(struct task_struct *task, struct pt_regs *regs,
- unsigned int i, unsigned int n, unsigned long *args)
-{
- /*
- * Assume the ptrace layout doesn't change -- r5 is first in memory,
- * then r4, ..., then r0. So we simply reverse the ptrace register
- * array in memory to store into the args array.
- */
- long *aregs = &regs->r0 - i;
-
- BUG_ON(i > 5 || i + n > 6);
-
- while (n--)
- *args++ = *aregs--;
-}
-
-/* See syscall_get_arguments() comments */
-static inline void
-syscall_set_arguments(struct task_struct *task, struct pt_regs *regs,
- unsigned int i, unsigned int n, const unsigned long *args)
-{
- long *aregs = &regs->r0 - i;
-
- BUG_ON(i > 5 || i + n > 6);
-
- while (n--)
- *aregs-- = *args++;
-}
-
-#endif