diff options
| author | Evan Quan <evan.quan@amd.com> | 2019-10-10 11:40:37 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-15 15:48:29 -0400 |
| commit | 7e899409fd5e9abccee8435d9401b8ca12cebcae (patch) | |
| tree | 8f8ef00c66a17ade8be31850b6cc978b49fc21a0 /drivers/gpu/drm/amd/powerplay/vega20_ppt.c | |
| parent | 06615f9a0c0d68566fc069729aade64a7dbadd58 (diff) | |
drm/amd/powerplay: enable df cstate control on swSMU routine
Currently this is only supported on Vega20 with 40.50 and later
SMC firmware.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/vega20_ppt.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c index f655ebd9ba22..3fc6ad088e19 100644 --- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c @@ -143,6 +143,7 @@ static struct smu_11_0_cmn2aisc_mapping vega20_message_map[SMU_MSG_MAX_COUNT] = MSG_MAP(PrepareMp1ForShutdown), MSG_MAP(SetMGpuFanBoostLimitRpm), MSG_MAP(GetAVFSVoltageByDpm), + MSG_MAP(DFCstateControl), }; static struct smu_11_0_cmn2aisc_mapping vega20_clk_map[SMU_CLK_COUNT] = { @@ -3135,6 +3136,27 @@ static int vega20_get_thermal_temperature_range(struct smu_context *smu, return 0; } +static int vega20_set_df_cstate(struct smu_context *smu, + enum pp_df_cstate state) +{ + uint32_t smu_version; + int ret; + + ret = smu_get_smc_version(smu, NULL, &smu_version); + if (ret) { + pr_err("Failed to get smu version!\n"); + return ret; + } + + /* PPSMC_MSG_DFCstateControl is supported with 40.50 and later fws */ + if (smu_version < 0x283200) { + pr_err("Df cstate control is supported with 40.50 and later SMC fw!\n"); + return -EINVAL; + } + + return smu_send_smc_msg_with_param(smu, SMU_MSG_DFCstateControl, state); +} + static const struct pptable_funcs vega20_ppt_funcs = { .tables_init = vega20_tables_init, .alloc_dpm_context = vega20_allocate_dpm_context, @@ -3177,7 +3199,8 @@ static const struct pptable_funcs vega20_ppt_funcs = { .get_fan_speed_percent = vega20_get_fan_speed_percent, .get_fan_speed_rpm = vega20_get_fan_speed_rpm, .set_watermarks_table = vega20_set_watermarks_table, - .get_thermal_temperature_range = vega20_get_thermal_temperature_range + .get_thermal_temperature_range = vega20_get_thermal_temperature_range, + .set_df_cstate = vega20_set_df_cstate, }; void vega20_set_ppt_funcs(struct smu_context *smu) |