diff options
| author | Evan Quan <evan.quan@amd.com> | 2019-10-10 16:42:31 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-15 15:50:43 -0400 |
| commit | 5bcc92407cf0d6e8d4c1b333b0accb6eec1b3f73 (patch) | |
| tree | d6e0d3d60fad571c79b149b6ceae997f5d2a4263 /drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | |
| parent | 372120f0a5922655eb2579a50d6aafad474fd14c (diff) | |
drm/amd/powerplay: enable Arcturus runtime VCN dpm on/off
Enable runtime VCN DPM on/off on Arcturus.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@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 | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c index b9b7b73354a0..90d871af8e58 100644 --- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c @@ -1898,6 +1898,35 @@ static bool arcturus_is_dpm_running(struct smu_context *smu) return !!(feature_enabled & SMC_DPM_FEATURE); } +static int arcturus_dpm_set_uvd_enable(struct smu_context *smu, bool enable) +{ + struct smu_power_context *smu_power = &smu->smu_power; + struct smu_power_gate *power_gate = &smu_power->power_gate; + int ret = 0; + + if (enable) { + if (!smu_feature_is_enabled(smu, SMU_FEATURE_VCN_PG_BIT)) { + ret = smu_feature_set_enabled(smu, SMU_FEATURE_VCN_PG_BIT, 1); + if (ret) { + pr_err("[EnableVCNDPM] failed!\n"); + return ret; + } + } + power_gate->vcn_gated = false; + } else { + if (smu_feature_is_enabled(smu, SMU_FEATURE_VCN_PG_BIT)) { + ret = smu_feature_set_enabled(smu, SMU_FEATURE_VCN_PG_BIT, 0); + if (ret) { + pr_err("[DisableVCNDPM] failed!\n"); + return ret; + } + } + power_gate->vcn_gated = true; + } + + return ret; +} + static const struct pptable_funcs arcturus_ppt_funcs = { /* translate smu index into arcturus specific index */ .get_smu_msg_index = arcturus_get_smu_msg_index, @@ -1936,6 +1965,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = { .dump_pptable = arcturus_dump_pptable, .get_power_limit = arcturus_get_power_limit, .is_dpm_running = arcturus_is_dpm_running, + .dpm_set_uvd_enable = arcturus_dpm_set_uvd_enable, }; void arcturus_set_ppt_funcs(struct smu_context *smu) |