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authorMark Rutland <mark.rutland@arm.com>2016-04-25 23:07:04 +0300
committerIngo Molnar <mingo@kernel.org>2016-04-28 12:34:07 +0300
commit489f80f72f7528d2a1b10346657a1a1a42533cea (patch)
tree7d68dc85678dc24a6a31bf6f1acf9fa9c474edb7 /arch/arm64/include
parentf51c35f291062df14a3e9cc5779e417fe662e50e (diff)
downloadlinux-489f80f72f7528d2a1b10346657a1a1a42533cea.tar.xz
arm64/efi: Move to generic {__,}efi_call_virt()
Now there's a common template for {__,}efi_call_virt(), remove the duplicate logic from the arm64 EFI code. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk> Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Acked-by: Will Deacon <will.deacon@arm.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Leif Lindholm <leif.lindholm@linaro.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Russell King <linux@arm.linux.org.uk> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-arm-kernel@lists.infradead.org Cc: linux-efi@vger.kernel.org Link: http://lkml.kernel.org/r/1461614832-17633-33-git-send-email-matt@codeblueprint.co.uk Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm64/include')
-rw-r--r--arch/arm64/include/asm/efi.h21
1 files changed, 7 insertions, 14 deletions
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index 79dc8c237c7e..cfd4ae2e46c0 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -16,28 +16,21 @@ int efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md);
#define efi_set_mapping_permissions efi_create_mapping
-#define efi_call_virt(f, ...) \
+#define arch_efi_call_virt_setup() \
({ \
- efi_##f##_t *__f; \
- efi_status_t __s; \
- \
kernel_neon_begin(); \
efi_virtmap_load(); \
- __f = efi.systab->runtime->f; \
- __s = __f(__VA_ARGS__); \
- efi_virtmap_unload(); \
- kernel_neon_end(); \
- __s; \
})
-#define __efi_call_virt(f, ...) \
+#define arch_efi_call_virt(f, args...) \
({ \
efi_##f##_t *__f; \
- \
- kernel_neon_begin(); \
- efi_virtmap_load(); \
__f = efi.systab->runtime->f; \
- __f(__VA_ARGS__); \
+ __f(args); \
+})
+
+#define arch_efi_call_virt_teardown() \
+({ \
efi_virtmap_unload(); \
kernel_neon_end(); \
})