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[2/7] arm/efi: Allow invocation of arbitrary runtime services

Message ID 1486380166-31868-3-git-send-email-ard.biesheuvel@linaro.org
State New
Headers show
Series [1/7] x86/efi: Allow invocation of arbitrary runtime services | expand

Commit Message

Ard Biesheuvel Feb. 6, 2017, 11:22 a.m. UTC 
From: David Howells <dhowells@redhat.com>


efi_call_runtime() is provided for x86 to be able abstract mixed mode
support.  Provide this for ARM also so that common code work in mixed mode
also.

Suggested-by: Lukas Wunner <lukas@wunner.de>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Signed-off-by: David Howells <dhowells@redhat.com>

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

---
 arch/arm/include/asm/efi.h   | 1 +
 arch/arm64/include/asm/efi.h | 1 +
 2 files changed, 2 insertions(+)

-- 
2.7.4
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Patch

diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index 0b06f5341b45..e4e6a9d6a825 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -55,6 +55,7 @@  void efi_virtmap_unload(void);
 
 #define efi_call_early(f, ...)		sys_table_arg->boottime->f(__VA_ARGS__)
 #define __efi_call_early(f, ...)	f(__VA_ARGS__)
+#define efi_call_runtime(f, ...)	sys_table_arg->runtime->f(__VA_ARGS__)
 #define efi_is_64bit()			(false)
 
 #define efi_call_proto(protocol, f, instance, ...)			\
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index 0b6b1633017f..e7445281e534 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -50,6 +50,7 @@  int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md);
 
 #define efi_call_early(f, ...)		sys_table_arg->boottime->f(__VA_ARGS__)
 #define __efi_call_early(f, ...)	f(__VA_ARGS__)
+#define efi_call_runtime(f, ...)	sys_table_arg->runtime->f(__VA_ARGS__)
 #define efi_is_64bit()			(true)
 
 #define efi_call_proto(protocol, f, instance, ...)			\