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efi: sysfb_efi: fix W=1 warnings when EFI is not set

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A build with W=1 fails because there are code and data that are not
needed or used when CONFIG_EFI is not set. Move the "#ifdef CONFIG_EFI"
block to earlier in the source file so that the unused code/data are
not built.

drivers/firmware/efi/sysfb_efi.c:345:39: warning: ‘efifb_fwnode_ops’ defined but not used [-Wunused-const-variable=]
  345 | static const struct fwnode_operations efifb_fwnode_ops = {
      |                                       ^~~~~~~~~~~~~~~~
drivers/firmware/efi/sysfb_efi.c:238:35: warning: ‘efifb_dmi_swap_width_height’ defined but not used [-Wunused-const-variable=]
  238 | static const struct dmi_system_id efifb_dmi_swap_width_height[] __initconst = {
      |                                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/firmware/efi/sysfb_efi.c:188:35: warning: ‘efifb_dmi_system_table’ defined but not used [-Wunused-const-variable=]
  188 | static const struct dmi_system_id efifb_dmi_system_table[] __initconst = {
      |                                   ^~~~~~~~~~~~~~~~~~~~~~

Fixes: 15d27b15de ("efi: sysfb_efi: fix build when EFI is not set")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202501071933.20nlmJJt-lkp@intel.com/
Cc: David Rheinsberg <david@readahead.eu>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Javier Martinez Canillas <javierm@redhat.com>
Cc: Peter Jones <pjones@redhat.com>
Cc: Simona Vetter <simona@ffwll.ch>
Cc: linux-fbdev@vger.kernel.org
Cc: Ard Biesheuvel <ardb@kernel.org>
Cc: linux-efi@vger.kernel.org
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Randy Dunlap 2025-01-07 15:53:09 -08:00 • committed by Ard Biesheuvel
parent 4e23c96b1f
commit 19fdc68aa7
1 changed files with 1 additions and 1 deletions
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2
drivers/firmware/efi/sysfb_efi.c
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@ -91,6 +91,7 @@ void efifb_setup_from_dmi(struct screen_info *si, const char *opt)
_ret_; \
})
#ifdef CONFIG_EFI
static int __init efifb_set_system(const struct dmi_system_id *id)
{
struct efifb_dmi_info *info = id->driver_data;
@ -346,7 +347,6 @@ static const struct fwnode_operations efifb_fwnode_ops = {
.add_links = efifb_add_links,
};
#ifdef CONFIG_EFI
static struct fwnode_handle efifb_fwnode;
__init void sysfb_apply_efi_quirks(void)