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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2022-10-13 13:29:23 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-10-16 11:17:04 +0200 |
| commit | 202fb33be38c98f7bc9f0fa370cd13d189b4f9d8 (patch) | |
| tree | 9242ff0238559f90b792cfa3834a3159d196b855 /drivers/gpu/drm/ttm/ttm_range_manager.c | |
| parent | f2fa5a99ca81ce1056539e83c705f3d6bec62e31 (diff) | |
| download | linux-202fb33be38c98f7bc9f0fa370cd13d189b4f9d8.tar.gz linux-202fb33be38c98f7bc9f0fa370cd13d189b4f9d8.tar.bz2 linux-202fb33be38c98f7bc9f0fa370cd13d189b4f9d8.zip | |
drm/ast: Avoid reprogramming primary-plane scanout address
Some AST-based BMCs stop display output for up to 5 seconds after
reprogramming the scanout address. As the address is fixed, avoid
re-setting the address' value.
v2:
* only update offset if it changed (Jocelyn)
Reported-by: Jocelyn Falempe <jfalempe@redhat.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Tested-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221013112923.769-9-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_range_manager.c')
0 files changed, 0 insertions, 0 deletions