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(parent: 5c70163) | patch
fbdev: fbmem: add a helper to determine if an aperture is used by a fw fb
authorAlex Deucher <alexander.deucher@amd.com>
Thu, 23 Dec 2021 03:41:18 +0000 (22:41 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 14 Jan 2022 23:08:20 +0000 (18:08 -0500)
commitcab8c3874b3b1ed269a9a42eebed226cc97ffebf
tree848d5fd58f9e0eb32dfa5c701e765c7942d65ab8tree
parent5c70163edf40b5a1678c812bf42cd9a1b45a43eccommit | diff
fbdev: fbmem: add a helper to determine if an aperture is used by a fw fb

Add a function for drivers to check if the a firmware initialized
fb is corresponds to their aperture.  This allows drivers to check if the
device corresponds to what the firmware set up as the display device.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=215203
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1840
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/video/fbdev/core/fbmem.c diff | blob | blame | history
include/linux/fb.h diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)