linux-kernel - [PATCH v2 5/7] drm/amdgpu: Switch on/off GPU workload profile

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Date:   Mon, 21 Aug 2023 12:17:57 +0530
From:   Arvind Yadav <Arvind.Yadav@....com>
To:     <Christian.Koenig@....com>, <alexander.deucher@....com>,
        <shashank.sharma@....com>, <Xinhui.Pan@....com>,
        <airlied@...il.com>, <daniel@...ll.ch>, <Felix.Kuehling@....com>,
        <amd-gfx@...ts.freedesktop.org>
CC:     <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        "Arvind Yadav" <Arvind.Yadav@....com>,
        Christian Koenig <christian.koenig@....com>
Subject: [PATCH v2 5/7] drm/amdgpu: Switch on/off GPU workload profile

This patch is to switch the GPU workload profile based
on the submitted job. The workload profile is reset to
default when the job is done.

Cc: Shashank Sharma <shashank.sharma@....com>
Cc: Christian Koenig <christian.koenig@....com>
Cc: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Arvind Yadav <Arvind.Yadav@....com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
index c3d9d75143f4..c2b0fda6ba26 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
@@ -176,6 +176,9 @@ void amdgpu_job_free_resources(struct amdgpu_job *job)
 static void amdgpu_job_free_cb(struct drm_sched_job *s_job)
 {
 	struct amdgpu_job *job = to_amdgpu_job(s_job);
+	struct amdgpu_ring *ring = to_amdgpu_ring(s_job->sched);
+
+	amdgpu_workload_profile_put(ring->adev, ring->funcs->type);
 
 	drm_sched_job_cleanup(s_job);
 
@@ -295,6 +298,8 @@ static struct dma_fence *amdgpu_job_run(struct drm_sched_job *sched_job)
 			DRM_ERROR("Error scheduling IBs (%d)\n", r);
 	}
 
+	amdgpu_workload_profile_set(adev, ring->funcs->type);
+
 	job->job_run_counter++;
 	amdgpu_job_free_resources(job);
 
-- 
2.34.1