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-rw-r--r--arch/xtensa/kernel/coprocessor.S11
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/xtensa/kernel/coprocessor.S b/arch/xtensa/kernel/coprocessor.S
index af11ddaa8c5f..95412409c49e 100644
--- a/arch/xtensa/kernel/coprocessor.S
+++ b/arch/xtensa/kernel/coprocessor.S
@@ -216,10 +216,8 @@ ENDPROC(fast_coprocessor)
ENTRY(coprocessor_flush)
- /* reserve 4 bytes on stack to save a0 */
- abi_entry(4)
+ abi_entry_default
- s32i a0, a1, 0
movi a4, .Lcp_regs_jump_table
addx8 a4, a3, a4
addx4 a3, a3, a4
@@ -227,10 +225,11 @@ ENTRY(coprocessor_flush)
beqz a4, 1f
l32i a3, a3, CP_REGS_TAB_OFFSET
add a2, a2, a3
+ mov a7, a0
callx0 a4
-1: l32i a0, a1, 0
-
- abi_ret(4)
+ mov a0, a7
+1:
+ abi_ret_default
ENDPROC(coprocessor_flush)