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MIPS: Loongson64: sleeper: Pass ra and sp as arguments

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Some firmware implementations require restoring ra and sp to be
passed as arguments.

Passing them as necessary.

Fixes: 68557c59a5 ("MIPS: Loongson64: Implement PM suspend for LEFI firmware")
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Jiaxun Yang 2024-06-14 16:40:17 +01:00 committed by Thomas Bogendoerfer
parent 4e7ca0b57f
commit 335819fd5b
1 changed files with 6 additions and 2 deletions
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8
arch/mips/loongson64/sleeper.S
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@ -11,7 +11,11 @@
LEAF(loongson_lefi_sleep)
SUSPEND_SAVE
jalr a0
smp_slave_setup
move t9, a0
PTR_LA a0, wake
move a1, sp
jalr t9
wake:
smp_slave_setup
RESUME_RESTORE_REGS_RETURN
END(loongson_lefi_sleep)