diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dccg.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dccg.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dccg.c index 0a9f944c961d..5159a7ea966a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dccg.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dccg.c @@ -162,6 +162,22 @@ static int get_active_display_cnt( return display_count; } +static void notify_deep_sleep_dcfclk_to_smu( + struct pp_smu_funcs_rv *pp_smu, int min_dcef_deep_sleep_clk_khz) +{ + int min_dcef_deep_sleep_clk_mhz; //minimum required DCEF Deep Sleep clock in mhz + /* + * if function pointer not set up, this message is + * sent as part of pplib_apply_display_requirements. + * So just return. + */ + if (!pp_smu || !pp_smu->set_min_deep_sleep_dcfclk) + return; + + min_dcef_deep_sleep_clk_mhz = (min_dcef_deep_sleep_clk_khz + 999) / 1000; //Round up + pp_smu->set_min_deep_sleep_dcfclk(&pp_smu->pp_smu, min_dcef_deep_sleep_clk_mhz); +} + static void dcn1_update_clocks(struct dccg *dccg, struct dc_state *context, bool safe_to_lower) @@ -244,6 +260,8 @@ static void dcn1_update_clocks(struct dccg *dccg, dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); if (pp_smu->set_display_requirement) pp_smu->set_display_requirement(&pp_smu->pp_smu, &smu_req); + + notify_deep_sleep_dcfclk_to_smu(pp_smu, dccg->clks.dcfclk_deep_sleep_khz); dcn1_pplib_apply_display_requirements(dc, context); } @@ -264,6 +282,8 @@ static void dcn1_update_clocks(struct dccg *dccg, dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); if (pp_smu->set_display_requirement) pp_smu->set_display_requirement(&pp_smu->pp_smu, &smu_req); + + notify_deep_sleep_dcfclk_to_smu(pp_smu, dccg->clks.dcfclk_deep_sleep_khz); dcn1_pplib_apply_display_requirements(dc, context); } |