https://github.com/torvalds/linux
Revision 5911d02cac70d7fb52009fbd37423e63f8f6f9bc authored by Lewis Huang on 19 October 2023, 09:22:21 UTC, committed by Alex Deucher on 17 November 2023, 05:54:58 UTC
[WHY]
Flush command sent to DMCUB spends more time for execution on
a dGPU than on an APU. This causes cursor lag when using high
refresh rate mouses.

[HOW]
1. Change the DMCUB mailbox memory location from FB to inbox.
2. Only change windows memory to inbox.

Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Lewis Huang <lewis.huang@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
1 parent 9ddea8c
History
Tip revision: 5911d02cac70d7fb52009fbd37423e63f8f6f9bc authored by Lewis Huang on 19 October 2023, 09:22:21 UTC
drm/amd/display: Change the DMCUB mailbox memory location from FB to inbox
Tip revision: 5911d02
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LICENSES
arch
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include
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kernel
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sound
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usr
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.clang-format -rw-r--r-- 20.1 KB
.cocciconfig -rw-r--r-- 59 bytes
.get_maintainer.ignore -rw-r--r-- 151 bytes
.gitattributes -rw-r--r-- 105 bytes
.gitignore -rw-r--r-- 2.0 KB
.mailmap -rw-r--r-- 35.9 KB
.rustfmt.toml -rw-r--r-- 369 bytes
COPYING -rw-r--r-- 496 bytes
CREDITS -rw-r--r-- 100.0 KB
Kbuild -rw-r--r-- 2.5 KB
Kconfig -rw-r--r-- 555 bytes
MAINTAINERS -rw-r--r-- 716.8 KB
Makefile -rw-r--r-- 65.7 KB
README -rw-r--r-- 727 bytes

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