Commit b4b89a02 authored by Arvind Sankar's avatar Arvind Sankar Committed by Ard Biesheuvel
Browse files

efi/gop: Add prototypes for query_mode and set_mode 



Add prototypes and argmap for the Graphics Output Protocol's QueryMode
and SetMode functions.

Signed-off-by: default avatarArvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20200320020028.1936003-11-nivedita@alum.mit.edu


Signed-off-by: default avatarArd Biesheuvel <ardb@kernel.org>
parent d49fd4bb

arch/x86/include/asm/efi.h

+4 −0
Original line number Diff line number Diff line
@@ -307,6 +307,10 @@ static inline u32 efi64_convert_status(efi_status_t status) 
#define __efi64_argmap_load_file(protocol, path, policy, bufsize, buf)	\

	((protocol), (path), (policy), efi64_zero_upper(bufsize), (buf))



/* Graphics Output Protocol */

#define __efi64_argmap_query_mode(gop, mode, size, info)		\

	((gop), (mode), efi64_zero_upper(size), efi64_zero_upper(info))



/*

 * The macros below handle the plumbing for the argument mapping. To add a

 * mapping for a specific EFI method, simply define a macro

drivers/firmware/efi/libstub/efistub.h

+4 −2
Original line number Diff line number Diff line
@@ -314,8 +314,10 @@ typedef union efi_graphics_output_protocol efi_graphics_output_protocol_t; 


union efi_graphics_output_protocol {

	struct {

		void *query_mode;

		void *set_mode;

		efi_status_t (__efiapi *query_mode)(efi_graphics_output_protocol_t *,

						    u32, unsigned long *,

						    efi_graphics_output_mode_info_t **);

		efi_status_t (__efiapi *set_mode)  (efi_graphics_output_protocol_t *, u32);

		void *blt;

		efi_graphics_output_protocol_mode_t *mode;

	};

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