[PATCH] drm/amdgpu: Enable SMU 13.0.0 optimizations when ROCm is active

[Christian König]

Am 03.10.23 um 21:07 schrieb Alex Deucher:
> When ROCm is active enable additional SMU 13.0.0 optimizations.
> This reuses the unused powersave profile on PMFW.
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

Acked-by: Christian König <christian.koenig at amd.com>

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 8 ++++++++
>   1 file changed, 8 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> index 38b5457baded..b6c0c42de725 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
> @@ -714,6 +714,14 @@ void amdgpu_amdkfd_set_compute_idle(struct amdgpu_device *adev, bool idle)
>   	amdgpu_dpm_switch_power_profile(adev,
>   					PP_SMC_POWER_PROFILE_COMPUTE,
>   					!idle);
> +	/* Add optimizations for SMU13.0.0.  Reuse the power saving profile */
> +	if ((amdgpu_ip_version(adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 0)) &&
> +	    ((adev->pm.fw_version == 0x004e6601) ||
> +	     (adev->pm.fw_version >= 0x004e7300))) {
> +		amdgpu_dpm_switch_power_profile(adev,
> +						PP_SMC_POWER_PROFILE_POWERSAVING,
> +						!idle);
> +	}
>   }
>   
>   bool amdgpu_amdkfd_is_kfd_vmid(struct amdgpu_device *adev, u32 vmid)