[PATCH 05/29] drm/amd/pm: add inst to dpm_set_powergating_by_smu

Alex Deucher alexdeucher at gmail.com
Mon Oct 28 19:11:18 UTC 2024


On Thu, Oct 24, 2024 at 10:36 PM <boyuan.zhang at amd.com> wrote:
>
> From: Boyuan Zhang <boyuan.zhang at amd.com>
>
> Add an instance parameter to amdgpu_dpm_set_powergating_by_smu() function,
> and use the instance to call set_powergating_by_smu().
>
> v2: remove duplicated functions.
>
> remove for-loop in amdgpu_dpm_set_powergating_by_smu(), and temporarily
> move it to amdgpu_dpm_enable_vcn(), in order to keep the exact same logic
> as before, until further separation in next patch.
>
> Signed-off-by: Boyuan Zhang <boyuan.zhang at amd.com>
> Acked-by: Christian König <christian.koenig at amd.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c    | 14 +++---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c |  2 +-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c    |  4 +-
>  drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c      |  2 +-
>  drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c    |  2 +-
>  drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c     |  4 +-
>  drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c      |  6 +--
>  drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c      |  4 +-
>  drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c      |  4 +-
>  drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c      |  4 +-
>  drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c      |  4 +-
>  drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c    |  4 +-
>  drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c    |  4 +-
>  drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c    |  4 +-
>  drivers/gpu/drm/amd/pm/amdgpu_dpm.c        | 51 +++++++++++++++++-----
>  drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h    |  3 +-
>  16 files changed, 73 insertions(+), 43 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
> index ec5e0dcf8613..769200cda626 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
> @@ -140,7 +140,7 @@ static int acp_poweroff(struct generic_pm_domain *genpd)
>          * 2. power off the acp tiles
>          * 3. check and enter ulv state
>          */
> -       amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true);
> +       amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true, 0);
>         return 0;
>  }
>
> @@ -157,7 +157,7 @@ static int acp_poweron(struct generic_pm_domain *genpd)
>          * 2. turn on acp clock
>          * 3. power on acp tiles
>          */
> -       amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false);
> +       amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false, 0);
>         return 0;
>  }
>
> @@ -236,7 +236,7 @@ static int acp_hw_init(struct amdgpu_ip_block *ip_block)
>                             ip_block->version->major, ip_block->version->minor);
>         /* -ENODEV means board uses AZ rather than ACP */
>         if (r == -ENODEV) {
> -               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true);
> +               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true, 0);
>                 return 0;
>         } else if (r) {
>                 return r;
> @@ -508,7 +508,7 @@ static int acp_hw_fini(struct amdgpu_ip_block *ip_block)
>
>         /* return early if no ACP */
>         if (!adev->acp.acp_genpd) {
> -               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false);
> +               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false, 0);
>                 return 0;
>         }
>
> @@ -565,7 +565,7 @@ static int acp_suspend(struct amdgpu_ip_block *ip_block)
>
>         /* power up on suspend */
>         if (!adev->acp.acp_cell)
> -               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false);
> +               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, false, 0);
>         return 0;
>  }
>
> @@ -575,7 +575,7 @@ static int acp_resume(struct amdgpu_ip_block *ip_block)
>
>         /* power down again on resume */
>         if (!adev->acp.acp_cell)
> -               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true);
> +               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, true, 0);
>         return 0;
>  }
>
> @@ -596,7 +596,7 @@ static int acp_set_powergating_state(void *handle,
>         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
>         bool enable = (state == AMD_PG_STATE_GATE);
>
> -       amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, enable);
> +       amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_ACP, enable, 0);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index 6c0ff1c2ae4c..2924fa15b74b 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -3469,7 +3469,7 @@ static void amdgpu_device_delay_enable_gfx_off(struct work_struct *work)
>         WARN_ON_ONCE(adev->gfx.gfx_off_state);
>         WARN_ON_ONCE(adev->gfx.gfx_off_req_count);
>
> -       if (!amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, true))
> +       if (!amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, true, 0))
>                 adev->gfx.gfx_off_state = true;
>  }
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
> index e96984c53e72..0c3249db2f98 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
> @@ -787,7 +787,7 @@ void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable)
>                         /* If going to s2idle, no need to wait */
>                         if (adev->in_s0ix) {
>                                 if (!amdgpu_dpm_set_powergating_by_smu(adev,
> -                                               AMD_IP_BLOCK_TYPE_GFX, true))
> +                                               AMD_IP_BLOCK_TYPE_GFX, true, 0))
>                                         adev->gfx.gfx_off_state = true;
>                         } else {
>                                 schedule_delayed_work(&adev->gfx.gfx_off_delay_work,
> @@ -799,7 +799,7 @@ void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable)
>                         cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work);
>
>                         if (adev->gfx.gfx_off_state &&
> -                           !amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, false)) {
> +                           !amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, false, 0)) {
>                                 adev->gfx.gfx_off_state = false;
>
>                                 if (adev->gfx.funcs->init_spm_golden) {
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> index 480c41ee947e..9f5a5b2e6de6 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
> @@ -5314,7 +5314,7 @@ static void gfx_v8_0_enable_gfx_static_mg_power_gating(struct amdgpu_device *ade
>             (adev->asic_type == CHIP_POLARIS12) ||
>             (adev->asic_type == CHIP_VEGAM))
>                 /* Send msg to SMU via Powerplay */
> -               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, enable);
> +               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, enable, 0);
>
>         WREG32_FIELD(RLC_PG_CNTL, STATIC_PER_CU_PG_ENABLE, enable ? 1 : 0);
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
> index e9a6f33ca710..243eabda0607 100644
> --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
> @@ -356,7 +356,7 @@ static void mmhub_v1_0_update_power_gating(struct amdgpu_device *adev,
>         if (adev->pg_flags & AMD_PG_SUPPORT_MMHUB)
>                 amdgpu_dpm_set_powergating_by_smu(adev,
>                                                   AMD_IP_BLOCK_TYPE_GMC,
> -                                                 enable);
> +                                                 enable, 0);
>  }
>
>  static int mmhub_v1_0_gart_enable(struct amdgpu_device *adev)
> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
> index c1f98f6cf20d..3f5959557727 100644
> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
> @@ -1956,7 +1956,7 @@ static int sdma_v4_0_hw_init(struct amdgpu_ip_block *ip_block)
>         struct amdgpu_device *adev = ip_block->adev;
>
>         if (adev->flags & AMD_IS_APU)
> -               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, false);
> +               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, false, 0);
>
>         if (!amdgpu_sriov_vf(adev))
>                 sdma_v4_0_init_golden_registers(adev);
> @@ -1983,7 +1983,7 @@ static int sdma_v4_0_hw_fini(struct amdgpu_ip_block *ip_block)
>         sdma_v4_0_enable(adev, false);
>
>         if (adev->flags & AMD_IS_APU)
> -               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, true);
> +               amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_SDMA, true, 0);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
> index 10e99c926fb8..511d76e188f2 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
> @@ -303,7 +303,7 @@ static int vcn_v1_0_suspend(struct amdgpu_ip_block *ip_block)
>         idle_work_unexecuted = cancel_delayed_work_sync(&adev->vcn.idle_work);
>         if (idle_work_unexecuted) {
>                 if (adev->pm.dpm_enabled)
> -                       amdgpu_dpm_enable_uvd(adev, false);
> +                       amdgpu_dpm_enable_vcn(adev, false);
>         }
>
>         r = vcn_v1_0_hw_fini(ip_block);
> @@ -1856,7 +1856,7 @@ static void vcn_v1_0_idle_work_handler(struct work_struct *work)
>         if (fences == 0) {
>                 amdgpu_gfx_off_ctrl(adev, true);
>                 if (adev->pm.dpm_enabled)
> -                       amdgpu_dpm_enable_uvd(adev, false);
> +                       amdgpu_dpm_enable_vcn(adev, false);
>                 else
>                         amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
>                                AMD_PG_STATE_GATE);
> @@ -1886,7 +1886,7 @@ void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks)
>         if (set_clocks) {
>                 amdgpu_gfx_off_ctrl(adev, false);
>                 if (adev->pm.dpm_enabled)
> -                       amdgpu_dpm_enable_uvd(adev, true);
> +                       amdgpu_dpm_enable_vcn(adev, true);
>                 else
>                         amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
>                                AMD_PG_STATE_UNGATE);
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
> index e0322cbca3ec..697822abf3fc 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c
> @@ -978,7 +978,7 @@ static int vcn_v2_0_start(struct amdgpu_device *adev)
>         int i, j, r;
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, true);
> +               amdgpu_dpm_enable_vcn(adev, true);
>
>         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
>                 return vcn_v2_0_start_dpg_mode(adev, adev->vcn.indirect_sram);
> @@ -1235,7 +1235,7 @@ static int vcn_v2_0_stop(struct amdgpu_device *adev)
>
>  power_off:
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, false);
> +               amdgpu_dpm_enable_vcn(adev, false);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> index 6aa08281d094..0afbcf72cd51 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
> @@ -1013,7 +1013,7 @@ static int vcn_v2_5_start(struct amdgpu_device *adev)
>         int i, j, k, r;
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, true);
> +               amdgpu_dpm_enable_vcn(adev, true);
>
>         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
>                 if (adev->vcn.harvest_config & (1 << i))
> @@ -1486,7 +1486,7 @@ static int vcn_v2_5_stop(struct amdgpu_device *adev)
>         }
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, false);
> +               amdgpu_dpm_enable_vcn(adev, false);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> index 6732ad7f16f5..b28aad37d9ed 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> @@ -1142,7 +1142,7 @@ static int vcn_v3_0_start(struct amdgpu_device *adev)
>         int i, j, k, r;
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, true);
> +               amdgpu_dpm_enable_vcn(adev, true);
>
>         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
>                 if (adev->vcn.harvest_config & (1 << i))
> @@ -1633,7 +1633,7 @@ static int vcn_v3_0_stop(struct amdgpu_device *adev)
>         }
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, false);
> +               amdgpu_dpm_enable_vcn(adev, false);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
> index 5512259cac79..d87850dec27c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
> @@ -1089,7 +1089,7 @@ static int vcn_v4_0_start(struct amdgpu_device *adev)
>         int i, j, k, r;
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, true);
> +               amdgpu_dpm_enable_vcn(adev, true);
>
>         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
>                 if (adev->vcn.harvest_config & (1 << i))
> @@ -1615,7 +1615,7 @@ static int vcn_v4_0_stop(struct amdgpu_device *adev)
>         }
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, false);
> +               amdgpu_dpm_enable_vcn(adev, false);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
> index 0d5c94bfc0ef..6fc52a1bda31 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
> @@ -1092,7 +1092,7 @@ static int vcn_v4_0_3_start(struct amdgpu_device *adev)
>         uint32_t tmp;
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, true);
> +               amdgpu_dpm_enable_vcn(adev, true);
>
>         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
>                 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
> @@ -1366,7 +1366,7 @@ static int vcn_v4_0_3_stop(struct amdgpu_device *adev)
>         }
>  Done:
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, false);
> +               amdgpu_dpm_enable_vcn(adev, false);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
> index 71961fb3f7ff..398191a48446 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
> @@ -1001,7 +1001,7 @@ static int vcn_v4_0_5_start(struct amdgpu_device *adev)
>         int i, j, k, r;
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, true);
> +               amdgpu_dpm_enable_vcn(adev, true);
>
>         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
>                 if (adev->vcn.harvest_config & (1 << i))
> @@ -1278,7 +1278,7 @@ static int vcn_v4_0_5_stop(struct amdgpu_device *adev)
>         }
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, false);
> +               amdgpu_dpm_enable_vcn(adev, false);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
> index fe2cc1a80c13..58f0611b8fb4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
> @@ -762,7 +762,7 @@ static int vcn_v5_0_0_start(struct amdgpu_device *adev)
>         int i, j, k, r;
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, true);
> +               amdgpu_dpm_enable_vcn(adev, true);
>
>         for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
>                 if (adev->vcn.harvest_config & (1 << i))
> @@ -1009,7 +1009,7 @@ static int vcn_v5_0_0_stop(struct amdgpu_device *adev)
>         }
>
>         if (adev->pm.dpm_enabled)
> -               amdgpu_dpm_enable_uvd(adev, false);
> +               amdgpu_dpm_enable_vcn(adev, false);
>
>         return 0;
>  }
> diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
> index bcedbeec082f..8531e0993b17 100644
> --- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
> +++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
> @@ -70,13 +70,18 @@ int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low)
>         return ret;
>  }
>
> -int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block_type, bool gate)
> +int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev,
> +                                      uint32_t block_type,
> +                                      bool gate,
> +                                      int inst)
>  {
>         int ret = 0;
>         const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
>         enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON;
> +       bool is_vcn = (block_type == AMD_IP_BLOCK_TYPE_UVD || block_type == AMD_IP_BLOCK_TYPE_VCN);
>
> -       if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state) {
> +       if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state &&
> +                       (!is_vcn || adev->vcn.num_vcn_inst == 1)) {
>                 dev_dbg(adev->dev, "IP block%d already in the target %s state!",
>                                 block_type, gate ? "gate" : "ungate");
>                 return 0;
> @@ -98,11 +103,9 @@ int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block
>                                 (adev)->powerplay.pp_handle, block_type, gate, 0));
>                 break;
>         case AMD_IP_BLOCK_TYPE_VCN:
> -               if (pp_funcs && pp_funcs->set_powergating_by_smu) {
> -                       for (int i = 0; i < adev->vcn.num_vcn_inst; i++)
> -                               ret = (pp_funcs->set_powergating_by_smu(
> -                                       (adev)->powerplay.pp_handle, block_type, gate, i));
> -               }
> +               if (pp_funcs && pp_funcs->set_powergating_by_smu)
> +                       ret = (pp_funcs->set_powergating_by_smu(
> +                               (adev)->powerplay.pp_handle, block_type, gate, inst));
>                 break;
>         default:
>                 break;
> @@ -572,12 +575,38 @@ void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
>                 return;
>         }
>
> -       ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
> +       ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0);
>         if (ret)
>                 DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
>                           enable ? "enable" : "disable", ret);
>  }
>
> +void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable)
> +{
> +       int ret = 0;
> +
> +       if (adev->family == AMDGPU_FAMILY_SI) {
> +               mutex_lock(&adev->pm.mutex);
> +               if (enable) {
> +                       adev->pm.dpm.uvd_active = true;
> +                       adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
> +               } else {
> +                       adev->pm.dpm.uvd_active = false;
> +               }
> +               mutex_unlock(&adev->pm.mutex);
> +
> +               amdgpu_dpm_compute_clocks(adev);
> +               return;
> +       }

The SI logic can be dropped.  There are no SI parts with VCN.

Alex

> +
> +       for (int i = 0; i < adev->vcn.num_vcn_inst; i++) {
> +               ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, i);
> +               if (ret)
> +                       DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
> +                                 enable ? "enable" : "disable", ret);
> +       }
> +}
> +
>  void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
>  {
>         int ret = 0;
> @@ -597,7 +626,7 @@ void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
>                 return;
>         }
>
> -       ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
> +       ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0);
>         if (ret)
>                 DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
>                           enable ? "enable" : "disable", ret);
> @@ -607,7 +636,7 @@ void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
>  {
>         int ret = 0;
>
> -       ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable);
> +       ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0);
>         if (ret)
>                 DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n",
>                           enable ? "enable" : "disable", ret);
> @@ -617,7 +646,7 @@ void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable)
>  {
>         int ret = 0;
>
> -       ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable);
> +       ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0);
>         if (ret)
>                 DRM_ERROR("Dpm %s vpe failed, ret = %d.\n",
>                           enable ? "enable" : "disable", ret);
> diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
> index f5bf41f21c41..e7c84d4a431a 100644
> --- a/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
> +++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
> @@ -393,7 +393,7 @@ int amdgpu_dpm_get_apu_thermal_limit(struct amdgpu_device *adev, uint32_t *limit
>  int amdgpu_dpm_set_apu_thermal_limit(struct amdgpu_device *adev, uint32_t limit);
>
>  int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev,
> -                                     uint32_t block_type, bool gate);
> +                                     uint32_t block_type, bool gate, int inst);
>
>  extern int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low);
>
> @@ -442,6 +442,7 @@ void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev);
>
>  void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev);
>  void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable);
> +void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable);
>  void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable);
>  void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable);
>  void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable);
> --
> 2.34.1
>


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