diff options
| author | Likun Gao | 2019-02-01 06:22:33 +0100 |
|---|---|---|
| committer | Alex Deucher | 2019-03-19 21:04:02 +0100 |
| commit | 07740adcbcd326060e142f6af674a036a5106c6f (patch) | |
| tree | 06a727492fb3cf3f370e15598a53f9f4b2bf7f6d /drivers/gpu/drm/amd/powerplay/smu_v11_0.c | |
| parent | drm/amd/powerplay: add limit of pp_feature for smu (v3) (diff) | |
| download | kernel-qcow2-linux-07740adcbcd326060e142f6af674a036a5106c6f.tar.gz kernel-qcow2-linux-07740adcbcd326060e142f6af674a036a5106c6f.tar.xz kernel-qcow2-linux-07740adcbcd326060e142f6af674a036a5106c6f.zip | |
drm/amd/powerplay: add od condition for power limit
Add condition to judge whether overdrive is enabled and correct power
limit value for overdrive used by power limit interface.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/smu_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index a3c7d1d5176f..f90410435e4c 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -925,6 +925,10 @@ static int smu_v11_0_get_power_limit(struct smu_context *smu, if (get_default) { mutex_lock(&smu->mutex); *limit = smu->default_power_limit; + if (smu->od_enabled) { + *limit *= (100 + smu->smu_table.TDPODLimit); + *limit /= 100; + } mutex_unlock(&smu->mutex); } else { ret = smu_send_smc_msg_with_param(smu, SMU_MSG_GetPptLimit, @@ -942,8 +946,19 @@ static int smu_v11_0_get_power_limit(struct smu_context *smu, static int smu_v11_0_set_power_limit(struct smu_context *smu, uint32_t n) { + uint32_t max_power_limit; int ret = 0; + if (n == 0) + n = smu->default_power_limit; + + max_power_limit = smu->default_power_limit; + + if (smu->od_enabled) { + max_power_limit *= (100 + smu->smu_table.TDPODLimit); + max_power_limit /= 100; + } + if (smu_feature_is_enabled(smu, FEATURE_PPT_BIT)) ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, n); if (ret) { |