Commit 9d77c95d authored by Tianci Yin's avatar Tianci Yin Committed by Zheng Zengkai
Browse files

drm/amd/display: Enable fast plane updates on DCN3.2 and above

stable inclusion
from stable-v6.6.3
commit 9a5ae53e0f46ab17176ae8c50de3318be10c00b6
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I8LBQP

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=9a5ae53e0f46ab17176ae8c50de3318be10c00b6



--------------------------------

commit 435f5b369657cffee4b04db1f5805b48599f4dbe upstream.

[WHY]
When cursor moves across screen boarder, lag cursor observed,
since subvp settings need to sync up with vblank that causes
cursor updates being delayed.

[HOW]
Enable fast plane updates on DCN3.2 to fix it.

Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: default avatarAurabindo Pillai <aurabindo.pillai@amd.com>
Acked-by: default avatarAlex Hung <alex.hung@amd.com>
Signed-off-by: default avatarTianci Yin <tianci.yin@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parent 9f3a9e2a
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