Files
linux/drivers/video/Kconfig
Thomas Zimmermann 7e35fc7ab4 video: Make CONFIG_FIRMWARE_EDID generally available
DRM drivers such as efidrm and vesadrm can export firmware EDID
data to userspace. Make the related option CONFIG_FIRMWARE_EDID
available without CONFIG_FB. Make it depend on X86, which is
currently the only architecture providing EDID information.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Helge Deller <deller@gmx.de>
Link: https://lore.kernel.org/r/20250602075537.137759-2-tzimmermann@suse.de
2025-06-16 11:00:28 +02:00

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# SPDX-License-Identifier: GPL-2.0-only
#
# Video configuration
#
menu "Graphics support"
config APERTURE_HELPERS
bool
help
Support tracking and hand-over of aperture ownership. Required
by graphics drivers for firmware-provided framebuffers.
config SCREEN_INFO
bool
default n
config STI_CORE
bool
depends on PARISC
help
STI refers to the HP "Standard Text Interface" which is a set of
BIOS routines contained in a ROM chip in HP PA-RISC based machines.
config VIDEO
bool
default n
source "drivers/auxdisplay/Kconfig"
if HAS_IOMEM
config HAVE_FB_ATMEL
bool
source "drivers/char/agp/Kconfig"
source "drivers/gpu/vga/Kconfig"
source "drivers/gpu/host1x/Kconfig"
source "drivers/gpu/ipu-v3/Kconfig"
source "drivers/gpu/nova-core/Kconfig"
source "drivers/gpu/drm/Kconfig"
menu "Frame buffer Devices"
source "drivers/video/fbdev/Kconfig"
endmenu
source "drivers/video/backlight/Kconfig"
config VGASTATE
tristate
default n
config VIDEOMODE_HELPERS
bool
config HDMI
bool
endif # HAS_IOMEM
config FIRMWARE_EDID
bool "Enable firmware EDID"
depends on X86
help
This enables access to the EDID transferred from the firmware.
On x86, this is from the VESA BIOS. DRM display drivers will
be able to export the information to userspace.
Also enable this if DDC/I2C transfers do not work for your driver
and if you are using nvidiafb, i810fb or savagefb.
In general, choosing Y for this option is safe. If you
experience extremely long delays while booting before you get
something on your display, try setting this to N. Matrox cards in
combination with certain motherboards and monitors are known to
suffer from this problem.
if VT
source "drivers/video/console/Kconfig"
endif
if FB_CORE || SGI_NEWPORT_CONSOLE
source "drivers/video/logo/Kconfig"
endif
endmenu