diff options
| author | Arvind Sankar <nivedita@alum.mit.edu> | 2020-03-19 22:00:18 -0400 |
|---|---|---|
| committer | Ard Biesheuvel <ardb@kernel.org> | 2020-04-23 20:15:06 +0200 |
| commit | ecf53091f34af7172322ed40cfb5acf487329561 (patch) | |
| tree | 9d01e72a5d0e1382527cec4ce21cb5a7daefdb3c | |
| parent | 6327e6d0e4a52688be621190381eea6a146bb777 (diff) | |
efi/gop: Factor out locating the gop into a function
Move the loop to find a gop into its own function.
Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20200320020028.1936003-5-nivedita@alum.mit.edu
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
| -rw-r--r-- | drivers/firmware/efi/libstub/gop.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/firmware/efi/libstub/gop.c b/drivers/firmware/efi/libstub/gop.c index d692b8c65813..92abcf558845 100644 --- a/drivers/firmware/efi/libstub/gop.c +++ b/drivers/firmware/efi/libstub/gop.c @@ -85,19 +85,17 @@ setup_pixel_info(struct screen_info *si, u32 pixels_per_scan_line, } } -static efi_status_t setup_gop(struct screen_info *si, efi_guid_t *proto, - unsigned long size, void **handles) +static efi_graphics_output_protocol_t * +find_gop(efi_guid_t *proto, unsigned long size, void **handles) { efi_graphics_output_protocol_t *gop, *first_gop; efi_graphics_output_protocol_mode_t *mode; efi_graphics_output_mode_info_t *info = NULL; - efi_physical_addr_t fb_base; efi_status_t status; efi_handle_t h; int i; first_gop = NULL; - gop = NULL; for_each_efi_handle(h, handles, size, i) { efi_guid_t conout_proto = EFI_CONSOLE_OUT_DEVICE_GUID; @@ -134,12 +132,25 @@ static efi_status_t setup_gop(struct screen_info *si, efi_guid_t *proto, } } + return first_gop; +} + +static efi_status_t setup_gop(struct screen_info *si, efi_guid_t *proto, + unsigned long size, void **handles) +{ + efi_graphics_output_protocol_t *gop; + efi_graphics_output_protocol_mode_t *mode; + efi_graphics_output_mode_info_t *info = NULL; + efi_physical_addr_t fb_base; + + gop = find_gop(proto, size, handles); + /* Did we find any GOPs? */ - if (!first_gop) + if (!gop) return EFI_NOT_FOUND; /* EFI framebuffer */ - mode = efi_table_attr(first_gop, mode); + mode = efi_table_attr(gop, mode); info = efi_table_attr(mode, info); si->orig_video_isVGA = VIDEO_TYPE_EFI; |