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path: root/drivers/gpu/drm/amd/display/dc/dc_stream_priv.h
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2024-05-13drm/amd/display: Find max flickerless instant vtotal deltaEthan Bitnun
[WHAT & HOW] - Populate dml 2 callback with get_max_flickerless_instant_vtotal_increase - Use long long when necessary to prevent overflow - Add asic specific default values, currently disabled by default for every asic - Use the pre-existing debug option to protect the call to get_max_flickerless_instant_vtotal_increase Reviewed-by: Alvin Lee <alvin.lee2@amd.com> Acked-by: Alex Hung <alex.hung@amd.com> Signed-off-by: Ethan Bitnun <etbitnun@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2024-04-30drm/amd/display: Block FPO According to Luminance DeltaEthan Bitnun
[Description] - Block FPO if the max stretch refresh rate is low enough to cause a flicker by storing the maximum safe refresh decrease from nominal in stream. - Brought over various Freesync Luminance functions to dc. Use these new functions to block fpo if we will flicker. - Generalized increase/reduce dependent functions to reduce code clutter and allow for easier use. - Added a debug option to enable the feature. Disabled by default. Co-authored-by: Ethan Bitnun <etbitnun@amd.com> Reviewed-by: Dillon Varone <dillon.varone@amd.com> Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com> Signed-off-by: Ethan Bitnun <etbitnun@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-12-19drm/amd/display: Refactor phantom resource allocationDillon Varone
[WHY?] Phantom streams and planes were previously not referenced explcitly on creation. [HOW?] To reduce memory management complexity, add an additional phantom streams and planes reference into dc_state, and move mall_stream_config to stream_status inside the state to make it safe to modify in shallow copies. Also consildates any logic that is affected by this change to dc_state. Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Reviewed-by: Jun Lei <jun.lei@amd.com> Acked-by: Wayne Lin <wayne.lin@amd.com> Signed-off-by: Dillon Varone <dillon.varone@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-12-19drm/amd/display: Refactor dc_state interfaceDillon Varone
[WHY?] Part of the dc_state interface that deals with adding streams and planes should remain public, while others that deal with internal status' and subvp should be private to DC. [HOW?] Move and rename the public functions to dc_state.h and private functions to dc_state_priv.h. Also add some additional functions for extracting subvp meta data from the state. Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Reviewed-by: Jun Lei <jun.lei@amd.com> Acked-by: Wayne Lin <wayne.lin@amd.com> Signed-off-by: Dillon Varone <dillon.varone@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>