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authorJens Wiklander <jens.wiklander@linaro.org>2016-01-04 15:46:47 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2016-01-04 16:24:45 +0000
commite679660dbb8347f275fe5d83a5dd59c1fb6c8e63 (patch)
tree33e9b13cb2d34d7dc992ad5fac298dd2b92f7ee3 /arch/arm/kernel
parent14457459f9ca2ff8521686168ea179edc3a56a44 (diff)
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ARM: 8481/2: drivers: psci: replace psci firmware calls
Switch to use a generic interface for issuing SMC/HVC based on ARM SMC Calling Convention. Removes now the now unused psci-call.S. Acked-by: Will Deacon <will.deacon@arm.com> Reviewed-by: Mark Rutland <mark.rutland@arm.com> Tested-by: Mark Rutland <mark.rutland@arm.com> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Tested-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/Makefile1
-rw-r--r--arch/arm/kernel/psci-call.S31
2 files changed, 0 insertions, 32 deletions
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index 599c950468fc..82bdac0f2804 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -87,7 +87,6 @@ obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-$(CONFIG_ARM_VIRT_EXT) += hyp-stub.o
ifeq ($(CONFIG_ARM_PSCI),y)
-obj-y += psci-call.o
obj-$(CONFIG_SMP) += psci_smp.o
endif
diff --git a/arch/arm/kernel/psci-call.S b/arch/arm/kernel/psci-call.S
deleted file mode 100644
index a78e9e1e206d..000000000000
--- a/arch/arm/kernel/psci-call.S
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * Copyright (C) 2015 ARM Limited
- *
- * Author: Mark Rutland <mark.rutland@arm.com>
- */
-
-#include <linux/linkage.h>
-
-#include <asm/opcodes-sec.h>
-#include <asm/opcodes-virt.h>
-
-/* int __invoke_psci_fn_hvc(u32 function_id, u32 arg0, u32 arg1, u32 arg2) */
-ENTRY(__invoke_psci_fn_hvc)
- __HVC(0)
- bx lr
-ENDPROC(__invoke_psci_fn_hvc)
-
-/* int __invoke_psci_fn_smc(u32 function_id, u32 arg0, u32 arg1, u32 arg2) */
-ENTRY(__invoke_psci_fn_smc)
- __SMC(0)
- bx lr
-ENDPROC(__invoke_psci_fn_smc)