diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2020-02-25 19:46:50 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-02-26 14:20:57 -0500 |
| commit | 7af8bc5016d971b1b1e38e73b2b98cc1b703ca07 (patch) | |
| tree | 82a80c545a86e70725bd84acfdc33b79b6cc5072 /drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | |
| parent | 41a468a531c86b52262d3b2b09b24f8bab123a58 (diff) | |
drm/amd/powerplay: add DFCstate control pptable func for arct
This is the callback function that is going to be invoked
when amdgpu_dpm_set_df_cstate is called to toggle DFCstate
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/arcturus_ppt.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c index 14ba6aa876e2..d3c4e7a8c1b1 100644 --- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c @@ -127,6 +127,7 @@ static struct smu_11_0_cmn2aisc_mapping arcturus_message_map[SMU_MSG_MAX_COUNT] MSG_MAP(WaflTest, PPSMC_MSG_WaflTest), MSG_MAP(SetXgmiMode, PPSMC_MSG_SetXgmiMode), MSG_MAP(SetMemoryChannelEnable, PPSMC_MSG_SetMemoryChannelEnable), + MSG_MAP(DFCstateControl, PPSMC_MSG_DFCstateControl), }; static struct smu_11_0_cmn2aisc_mapping arcturus_clk_map[SMU_CLK_COUNT] = { @@ -2214,6 +2215,27 @@ static uint32_t arcturus_get_pptable_power_limit(struct smu_context *smu) return pptable->SocketPowerLimitAc[PPT_THROTTLER_PPT0]; } +static int arcturus_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 by 54.15.0 and onwards */ + if (smu_version < 0x360F00) { + pr_err("DFCstateControl is only supported by PMFW 54.15.0 and onwards\n"); + return -EINVAL; + } + + return smu_send_smc_msg_with_param(smu, SMU_MSG_DFCstateControl, state); +} + static const struct pptable_funcs arcturus_ppt_funcs = { /* translate smu index into arcturus specific index */ .get_smu_msg_index = arcturus_get_smu_msg_index, @@ -2307,6 +2329,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = { .set_soft_freq_limited_range = smu_v11_0_set_soft_freq_limited_range, .override_pcie_parameters = smu_v11_0_override_pcie_parameters, .get_pptable_power_limit = arcturus_get_pptable_power_limit, + .set_df_cstate = arcturus_set_df_cstate, }; void arcturus_set_ppt_funcs(struct smu_context *smu) |