diff options
| author | Harry Wentland <harry.wentland@amd.com> | 2020-06-24 16:26:12 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-04-09 16:51:59 -0400 |
| commit | ad0d8ebcb8dfc55b15b47fb98a4b4391633d2e16 (patch) | |
| tree | 8adb8130c244fa70e95e40c3d91f0e97588bc97e /drivers/gpu/drm/amd/display | |
| parent | 73affd3052c03ac0c74c1614b6effacb743cbcbf (diff) | |
drm/amd/display: Add dc_debug flag to disable min fclk
[Why&How]
Add debug flag for an option to disable min fclk.
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c | 2 |
3 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c index b47e3558e176..c636b589d69d 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c @@ -136,13 +136,13 @@ void vg_update_clocks(struct clk_mgr *clk_mgr_base, } } - if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, clk_mgr_base->clks.dcfclk_khz)) { + if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, clk_mgr_base->clks.dcfclk_khz) && !dc->debug.disable_min_fclk) { clk_mgr_base->clks.dcfclk_khz = new_clocks->dcfclk_khz; dcn301_smu_set_hard_min_dcfclk(clk_mgr, clk_mgr_base->clks.dcfclk_khz); } if (should_set_clock(safe_to_lower, - new_clocks->dcfclk_deep_sleep_khz, clk_mgr_base->clks.dcfclk_deep_sleep_khz)) { + new_clocks->dcfclk_deep_sleep_khz, clk_mgr_base->clks.dcfclk_deep_sleep_khz) && !dc->debug.disable_min_fclk) { clk_mgr_base->clks.dcfclk_deep_sleep_khz = new_clocks->dcfclk_deep_sleep_khz; dcn301_smu_set_min_deep_sleep_dcfclk(clk_mgr, clk_mgr_base->clks.dcfclk_deep_sleep_khz); } diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 8b725347e2ed..cf5abcb74601 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -460,6 +460,7 @@ struct dc_debug_options { enum pipe_split_policy pipe_split_policy; bool force_single_disp_pipe_split; bool voltage_align_fclk; + bool disable_min_fclk; bool disable_dfs_bypass; bool disable_dpp_power_gate; diff --git a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c index 1aefed63ed26..5b54b7fc5105 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c @@ -1,5 +1,5 @@ /* - * Copyright 2020 Advanced Micro Devices, Inc. + * Copyright 2019-2021 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), |