diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubbub.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubbub.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubbub.c index 982732dec133..2c68a246fa83 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubbub.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hubbub.c @@ -384,6 +384,16 @@ void hubbub3_force_wm_propagate_to_pipes(struct hubbub *hubbub) DCHUBBUB_ARB_VM_ROW_URGENCY_WATERMARK_A, prog_wm_value); } +void hubbub3_force_pstate_change_control(struct hubbub *hubbub, + bool force, bool allow) +{ + struct dcn20_hubbub *hubbub1 = TO_DCN20_HUBBUB(hubbub); + + REG_UPDATE_2(DCHUBBUB_ARB_DRAM_STATE_CNTL, + DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_VALUE, allow, + DCHUBBUB_ARB_ALLOW_PSTATE_CHANGE_FORCE_ENABLE, force); +} + static const struct hubbub_funcs hubbub30_funcs = { .update_dchub = hubbub2_update_dchub, .init_dchub_sys_ctx = hubbub3_init_dchub_sys_ctx, @@ -397,6 +407,7 @@ static const struct hubbub_funcs hubbub30_funcs = { .allow_self_refresh_control = hubbub1_allow_self_refresh_control, .is_allow_self_refresh_enabled = hubbub1_is_allow_self_refresh_enabled, .force_wm_propagate_to_pipes = hubbub3_force_wm_propagate_to_pipes, + .force_pstate_change_control = hubbub3_force_pstate_change_control, }; void hubbub3_construct(struct dcn20_hubbub *hubbub3, |