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efi/libstub: x86: Store EDID in boot_params
authorThomas Zimmermann <tzimmermann@suse.de>
Wed, 15 Oct 2025 15:56:34 +0000 (17:56 +0200)
committerArd Biesheuvel <ardb@kernel.org>
Tue, 18 Nov 2025 19:39:55 +0000 (20:39 +0100)
commite41ef37ddfe763b829b5b44662ce29e26549b42c
treec7f67a5d58791dd24f7734c9b3011fcf26dc8826tree | snapshot
parent17029cdd8f9d0182a6499e0b7bfc6391e8463091commit | diff
efi/libstub: x86: Store EDID in boot_params

Retrieve the GOP device's EDID information in the kernel's boot
parameters. Makes the data avaialble to kernel graphics code and
drives, such as efidrm.

With efidrm, the EDID is now also available to user-space compositors
via standard DRM interfaces.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
drivers/firmware/efi/libstub/x86-stub.c diff | blob | blame | history
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