Commit-ID: 9822504c1fa5c557ea8776765f03fd16eb4de4c9
Gitweb: http://git.kernel.org/tip/9822504c1fa5c557ea8776765f03fd16eb4de4c9
Author: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
AuthorDate: Mon, 25 Apr 2016 21:06:56 +0100
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Thu, 28 Apr 2016 11:34:01 +0200
efifb: Enable the efi-framebuffer platform driver for ARM and arm64
Allows the efifb driver to be built for ARM and arm64. This simply involves
updating the Kconfig dependency expression, and supplying dummy versions of
efifb_setup_from_dmi().
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
Signed-off-by: Matt Fleming <matt@xxxxxxxxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: David Herrmann <dh.herrmann@xxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Peter Jones <pjones@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Will Deacon <will.deacon@xxxxxxx>
Cc: linux-efi@xxxxxxxxxxxxxxx
Link: http://lkml.kernel.org/r/1461614832-17633-25-git-send-email-matt@xxxxxxxxxxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/arm/include/asm/efi.h | 4 ++++
arch/arm64/include/asm/efi.h | 4 ++++
drivers/video/fbdev/Kconfig | 2 +-
3 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index 25f8b11..b45fe39 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -67,6 +67,10 @@ void efi_virtmap_unload(void);
struct screen_info *alloc_screen_info(efi_system_table_t *sys_table_arg);
void free_screen_info(efi_system_table_t *sys_table, struct screen_info *si);
+static inline void efifb_setup_from_dmi(struct screen_info *si, const char *opt)
+{
+}
+
/*
* A reasonable upper bound for the uncompressed kernel size is 32 MBytes,
* so we will reserve that amount of memory. We have no easy way to tell what
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index fa09886..79dc8c2 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -59,6 +59,10 @@ int efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md);
#define alloc_screen_info(x...) &screen_info
#define free_screen_info(x...)
+static inline void efifb_setup_from_dmi(struct screen_info *si, const char *opt)
+{
+}
+
#define EFI_ALLOC_ALIGN SZ_64K
/*
diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
index 983280e..e5a391a 100644
--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -761,7 +761,7 @@ config FB_VESA
config FB_EFI
bool "EFI-based Framebuffer Support"
- depends on (FB = y) && X86 && EFI
+ depends on (FB = y) && !IA64 && EFI
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
--
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