kernel/linux.git/drivers/gpu/drm/amd/display/modules/freesync, branch v6.6.132

drm/amd/display: Round calculated vtotal

2024-10-04T14:29:47+00:00

commit c03fca619fc687338a3b6511fdbed94096abdf79 upstream. [WHY] The calculated vtotal may has 1 line deviation. To get precisely vtotal number, round the vtotal result. Cc: Mario Limonciello Cc: Alex Deucher Cc: stable@vger.kernel.org Reviewed-by: Anthony Koo Signed-off-by: Robin Chen Signed-off-by: Alex Hung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman

drm/amd/display: prevent potential division by zero errors

2023-09-07T02:10:11+00:00

There are two places in apply_below_the_range() where it's possible for a divide by zero error to occur. So, to fix this make sure the divisor is non-zero before attempting the computation in both cases. Cc: stable@vger.kernel.org Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2637 Fixes: a463b263032f ("drm/amd/display: Fix frames_to_insert math") Fixes: ded6119e825a ("drm/amd/display: Reinstate LFC optimization") Reviewed-by: Aurabindo Pillai Signed-off-by: Hamza Mahfooz Signed-off-by: Alex Deucher

drm/amd/display: Limit Minimum FreeSync Refresh Rate

2023-06-15T14:44:49+00:00

Why: Some EDIDs report a minimum refresh rate lower than what HW can support How: Add a check to calculate minimum supported refresh rate with current timing and use that as the minimum if a lower one is passed in Acked-by: Stylon Wang Signed-off-by: Austin Zheng Reviewed-by: Anthony Koo Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: remove unused variable oldest_index

2023-04-18T20:28:54+00:00

cpp_check reports drivers/gpu/drm/amd/display/modules/freesync/freesync.c:1143:17: style: Variable 'oldest_index' is assigned a value that is never used. [unreadVariable] oldest_index = 0; ^ This variable is not used so remove. Signed-off-by: Tom Rix Signed-off-by: Alex Deucher

drm/amd/display: remove unused average_render_time_in_us and i variables

2023-04-11T22:03:22+00:00

clang with W=1 reports drivers/gpu/drm/amd/amdgpu/../display/modules/freesync/freesync.c:1132:15: error: variable 'average_render_time_in_us' set but not used [-Werror,-Wunused-but-set-variable] unsigned int average_render_time_in_us = 0; ^ This variable is not used so remove it, which caused i to be unused so remove that as well. Signed-off-by: Tom Rix Signed-off-by: Hamza Mahfooz Signed-off-by: Alex Deucher

Revert "drm/amd/display: Fix FreeSync active bit issue"

2023-02-28T19:30:00+00:00

This reverts commit 6cfb6df2d645c00513ecf17832928e08979fa953. [Why & How] Original change causes black screen. Revert until fix is available. Reviewed-by: Aric Cyr Acked-by: Qingqing Zhuo Signed-off-by: Aric Cyr Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: Fix FreeSync active bit issue

2023-02-14T21:06:10+00:00

[Why] The FreeSync active bit unconditionally set in HDMI VSIF. [How] Set this bit to true when FAMS is enable on desktop. Reviewed-by: Felipe Clark Acked-by: Qingqing Zhuo Signed-off-by: Leo (Hanghong) Ma Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher

drm/amd/display: set active bit for desktop with VSDBv3

2023-01-17T20:39:58+00:00

When using freesync on desktop, need to set freesync active bit for AMD VSDBv3 infopacket. Tested-by: Daniel Wheeler Reviewed-by: Martin Leung Acked-by: Rodrigo Siqueira Signed-off-by: Dillon Varone Signed-off-by: Alex Deucher

drm/amd/display: Remove unused code

2023-01-17T20:39:50+00:00

Remove some code that is never used from freesync file. Tested-by: Daniel Wheeler Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

drm/amd/display: Set correct EOTF and Gamut flag in VRR info

2022-11-09T22:41:41+00:00

[Why] FreeSync always use G2.2 EOTF and Native gamut [How] Set EOTF and Gamut flags accordingly Reviewed-by: Krunoslav Kovac Acked-by: Alan Liu Signed-off-by: Mike Hsieh Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher