diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dccg.c | 28 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dm_pp_smu.h | 6 |
2 files changed, 29 insertions, 5 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 5159a7ea966a..5ffc36753668 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dccg.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dccg.c @@ -178,6 +178,24 @@ static void notify_deep_sleep_dcfclk_to_smu( pp_smu->set_min_deep_sleep_dcfclk(&pp_smu->pp_smu, min_dcef_deep_sleep_clk_mhz); } +static void notify_hard_min_dcfclk_to_smu( + struct pp_smu_funcs_rv *pp_smu, int min_dcf_clk_khz) +{ + int min_dcf_clk_mhz; //minimum required DCF 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_hard_min_dcfclk_by_freq) + return; + + min_dcf_clk_mhz = min_dcf_clk_khz / 1000; + + pp_smu->set_hard_min_dcfclk_by_freq(&pp_smu->pp_smu, min_dcf_clk_mhz); +} + static void dcn1_update_clocks(struct dccg *dccg, struct dc_state *context, bool safe_to_lower) @@ -225,6 +243,7 @@ static void dcn1_update_clocks(struct dccg *dccg, send_request_to_lower = true; } + // F Clock if (should_set_clock(safe_to_lower, new_clocks->fclk_khz, dccg->clks.fclk_khz)) { dccg->clks.fclk_khz = new_clocks->fclk_khz; clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_FCLK; @@ -235,6 +254,7 @@ static void dcn1_update_clocks(struct dccg *dccg, send_request_to_lower = true; } + //DCF Clock if (should_set_clock(safe_to_lower, new_clocks->dcfclk_khz, dccg->clks.dcfclk_khz)) { dccg->clks.dcfclk_khz = new_clocks->dcfclk_khz; smu_req.hard_min_dcefclk_khz = new_clocks->dcfclk_khz; @@ -257,7 +277,9 @@ static void dcn1_update_clocks(struct dccg *dccg, /*use dcfclk to request voltage*/ clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DCFCLK; clock_voltage_req.clocks_in_khz = dcn_find_dcfclk_suits_all(dc, new_clocks); - dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); + + notify_hard_min_dcfclk_to_smu(pp_smu, clock_voltage_req.clocks_in_khz); + if (pp_smu->set_display_requirement) pp_smu->set_display_requirement(&pp_smu->pp_smu, &smu_req); @@ -279,7 +301,9 @@ static void dcn1_update_clocks(struct dccg *dccg, /*use dcfclk to request voltage*/ clock_voltage_req.clk_type = DM_PP_CLOCK_TYPE_DCFCLK; clock_voltage_req.clocks_in_khz = dcn_find_dcfclk_suits_all(dc, new_clocks); - dm_pp_apply_clock_for_voltage_request(dccg->ctx, &clock_voltage_req); + + notify_hard_min_dcfclk_to_smu(pp_smu, clock_voltage_req.clocks_in_khz); + if (pp_smu->set_display_requirement) pp_smu->set_display_requirement(&pp_smu->pp_smu, &smu_req); diff --git a/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h b/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h index f2ea8452d48f..e95502942e8c 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h +++ b/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h @@ -109,7 +109,7 @@ struct pp_smu_funcs_rv { /* PPSMC_MSG_SetHardMinDcfclkByFreq * fixed clock at requested freq, either from FCH bypass or DFS */ - void (*set_hard_min_dcfclk_by_freq)(struct pp_smu *pp, int khz); + void (*set_hard_min_dcfclk_by_freq)(struct pp_smu *pp, int mhz); /* PPSMC_MSG_SetMinDeepSleepDcfclk * when DF is in cstate, dcf clock is further divided down @@ -120,12 +120,12 @@ struct pp_smu_funcs_rv { /* PPSMC_MSG_SetHardMinFclkByFreq * FCLK will vary with DPM, but never below requested hard min */ - void (*set_hard_min_fclk_by_freq)(struct pp_smu *pp, int khz); + void (*set_hard_min_fclk_by_freq)(struct pp_smu *pp, int mhz); /* PPSMC_MSG_SetHardMinSocclkByFreq * Needed for DWB support */ - void (*set_hard_min_socclk_by_freq)(struct pp_smu *pp, int khz); + void (*set_hard_min_socclk_by_freq)(struct pp_smu *pp, int mhz); /* PME w/a */ void (*set_pme_wa_enable)(struct pp_smu *pp); |