drm/amd/display: Enable Dynamic DTBCLK Switch

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commit 5949e7c489 upstream.

[WHAT]
Since dcn35, DTBCLK can be disabled when no DP2 sink connected for
power saving purpose.

Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Fangzhi Zuo 2025-09-24 14:37:01 -04:00 • committed by Greg Kroah-Hartman

parent 8b7d49e258

commit 55673fa774

1 changed files with 4 additions and 0 deletions

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drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

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