[PATCH] drm/amd/powerplay: cleanup the interfaces for powergate setting through SMU
Alex Deucher
alexdeucher at gmail.com
Mon Jan 6 23:10:43 UTC 2020
On Fri, Jan 3, 2020 at 4:47 AM Evan Quan <evan.quan at amd.com> wrote:
>
> Provided an unified entry point. And fixed the confusing that the API
> usage is conflict with what the naming implies.
At some point it would be nice to unify the interfaces between
powerplay and swSMU so we don't seem all the is_sw_smu checks, but for
now,
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
>
> Change-Id: If068980ca6a7b223d0b4d087cd99cdeb729b0e77
> Signed-off-by: Evan Quan <evan.quan at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c | 23 ++++++++++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 43 ++++++++--------------
> drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 6 +--
> 3 files changed, 37 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
> index 9cc270efee7c..cd76fbf4385d 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
> @@ -951,16 +951,31 @@ int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block
> case AMD_IP_BLOCK_TYPE_VCN:
> case AMD_IP_BLOCK_TYPE_VCE:
> case AMD_IP_BLOCK_TYPE_SDMA:
> + if (swsmu) {
> + ret = smu_dpm_set_power_gate(&adev->smu, block_type, gate);
> + } else {
> + if (adev->powerplay.pp_funcs &&
> + adev->powerplay.pp_funcs->set_powergating_by_smu) {
> + mutex_lock(&adev->pm.mutex);
> + ret = ((adev)->powerplay.pp_funcs->set_powergating_by_smu(
> + (adev)->powerplay.pp_handle, block_type, gate));
> + mutex_unlock(&adev->pm.mutex);
> + }
> + }
> + break;
> + case AMD_IP_BLOCK_TYPE_JPEG:
> if (swsmu)
> ret = smu_dpm_set_power_gate(&adev->smu, block_type, gate);
> - else
> - ret = ((adev)->powerplay.pp_funcs->set_powergating_by_smu(
> - (adev)->powerplay.pp_handle, block_type, gate));
> break;
> case AMD_IP_BLOCK_TYPE_GMC:
> case AMD_IP_BLOCK_TYPE_ACP:
> - ret = ((adev)->powerplay.pp_funcs->set_powergating_by_smu(
> + if (adev->powerplay.pp_funcs &&
> + adev->powerplay.pp_funcs->set_powergating_by_smu) {
> + mutex_lock(&adev->pm.mutex);
> + ret = ((adev)->powerplay.pp_funcs->set_powergating_by_smu(
> (adev)->powerplay.pp_handle, block_type, gate));
> + mutex_unlock(&adev->pm.mutex);
> + }
> break;
> default:
> break;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> index b32adda70bbc..285d460624c8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
> @@ -2762,17 +2762,12 @@ static void amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev)
> void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
> {
> int ret = 0;
> - if (is_support_sw_smu(adev)) {
> - ret = smu_dpm_set_power_gate(&adev->smu, AMD_IP_BLOCK_TYPE_UVD, enable);
> - if (ret)
> - DRM_ERROR("[SW SMU]: dpm enable uvd failed, state = %s, ret = %d. \n",
> - enable ? "true" : "false", ret);
> - } else if (adev->powerplay.pp_funcs->set_powergating_by_smu) {
> - /* enable/disable UVD */
> - mutex_lock(&adev->pm.mutex);
> - amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
> - mutex_unlock(&adev->pm.mutex);
> - }
> +
> + ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
> + if (ret)
> + DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
> + enable ? "enable" : "disable", ret);
> +
> /* enable/disable Low Memory PState for UVD (4k videos) */
> if (adev->asic_type == CHIP_STONEY &&
> adev->uvd.decode_image_width >= WIDTH_4K) {
> @@ -2789,17 +2784,11 @@ void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
> void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
> {
> int ret = 0;
> - if (is_support_sw_smu(adev)) {
> - ret = smu_dpm_set_power_gate(&adev->smu, AMD_IP_BLOCK_TYPE_VCE, enable);
> - if (ret)
> - DRM_ERROR("[SW SMU]: dpm enable vce failed, state = %s, ret = %d. \n",
> - enable ? "true" : "false", ret);
> - } else if (adev->powerplay.pp_funcs->set_powergating_by_smu) {
> - /* enable/disable VCE */
> - mutex_lock(&adev->pm.mutex);
> - amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
> - mutex_unlock(&adev->pm.mutex);
> - }
> +
> + ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
> + if (ret)
> + DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
> + enable ? "enable" : "disable", ret);
> }
>
> void amdgpu_pm_print_power_states(struct amdgpu_device *adev)
> @@ -2818,12 +2807,10 @@ void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
> {
> int ret = 0;
>
> - if (is_support_sw_smu(adev)) {
> - ret = smu_dpm_set_power_gate(&adev->smu, AMD_IP_BLOCK_TYPE_JPEG, enable);
> - if (ret)
> - DRM_ERROR("[SW SMU]: dpm enable jpeg failed, state = %s, ret = %d. \n",
> - enable ? "true" : "false", ret);
> - }
> + ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable);
> + if (ret)
> + DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n",
> + enable ? "enable" : "disable", ret);
> }
>
> int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_version)
> diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
> index e1b64134bbd8..fabc46dfb933 100644
> --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
> +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
> @@ -433,10 +433,10 @@ int smu_dpm_set_power_gate(struct smu_context *smu, uint32_t block_type,
>
> switch (block_type) {
> case AMD_IP_BLOCK_TYPE_UVD:
> - ret = smu_dpm_set_uvd_enable(smu, gate);
> + ret = smu_dpm_set_uvd_enable(smu, !gate);
> break;
> case AMD_IP_BLOCK_TYPE_VCE:
> - ret = smu_dpm_set_vce_enable(smu, gate);
> + ret = smu_dpm_set_vce_enable(smu, !gate);
> break;
> case AMD_IP_BLOCK_TYPE_GFX:
> ret = smu_gfx_off_control(smu, gate);
> @@ -445,7 +445,7 @@ int smu_dpm_set_power_gate(struct smu_context *smu, uint32_t block_type,
> ret = smu_powergate_sdma(smu, gate);
> break;
> case AMD_IP_BLOCK_TYPE_JPEG:
> - ret = smu_dpm_set_jpeg_enable(smu, gate);
> + ret = smu_dpm_set_jpeg_enable(smu, !gate);
> break;
> default:
> break;
> --
> 2.24.1
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
More information about the amd-gfx
mailing list