diff options
| author | Kenneth Feng <kenneth.feng@amd.com> | 2019-04-28 17:43:36 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-06-21 18:59:30 -0500 |
| commit | 162aa5c31afc64282b1bdce6893fb0f17733818c (patch) | |
| tree | bd6ccf28cfbb562a4b3d781622406f4e5a98a315 /drivers | |
| parent | 9c62f993eeda3e71a7f0bbe1dc57ac305bfda486 (diff) | |
| download | linux-162aa5c31afc64282b1bdce6893fb0f17733818c.tar.bz2 | |
amd/powerplay: update the vcn pg
update the vcn pg function in navi10.
Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 14 |
2 files changed, 16 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index b62d272380d5..a4812c05c09c 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -439,9 +439,15 @@ struct smu_dpm_context { struct mclock_latency_table *mclk_latency_table; }; +struct smu_power_gate { + bool uvd_gated; + bool vce_gated; +}; + struct smu_power_context { void *power_context; uint32_t power_context_size; + struct smu_power_gate power_gate; }; diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c index 02054874de2f..e705067b4dd2 100644 --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c @@ -521,15 +521,21 @@ static int navi10_set_default_dpm_table(struct smu_context *smu) static int navi10_dpm_set_uvd_enable(struct smu_context *smu, bool enable) { int ret = 0; + struct smu_power_context *smu_power = &smu->smu_power; + struct smu_power_gate *power_gate = &smu_power->power_gate; - if (enable) { + if (enable && power_gate->uvd_gated) { ret = smu_send_smc_msg_with_param(smu, SMU_MSG_PowerUpVcn, 1); if (ret) return ret; + power_gate->uvd_gated = false; } else { - ret = smu_send_smc_msg(smu, SMU_MSG_PowerDownVcn); - if (ret) - return ret; + if (!enable && !power_gate->uvd_gated) { + ret = smu_send_smc_msg(smu, SMU_MSG_PowerDownVcn); + if (ret) + return ret; + power_gate->uvd_gated = true; + } } return 0; |