diff options
| author | Shashank Sharma <shashank.sharma@amd.com> | 2024-06-03 11:13:03 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-04-08 16:48:18 -0400 |
| commit | 30e4d781385dda92fdee574b0a95094dfa143b52 (patch) | |
| tree | 7927a34a40fe504ca18da64e0239a19380ce86e6 | |
| parent | fb796c308767606bbd6c2e1bf4fa9446ec68ce51 (diff) | |
drm/amdgpu: add userqueue suspend/resume functions
This patch adds userqueue suspend/resume functions at
core MES V11 IP level.
V2: use true/false for queue_active status (Christian)
added Christian's R-B
V3: reset/set queue status in mqd.create and mqd.destroy
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian Koenig <christian.koenig@amd.com>
Reviewed-by: Christian Koenig <christian.koenig@amd.com>
Signed-off-by: Shashank Sharma <shashank.sharma@amd.com>
Signed-off-by: Arvind Yadav <arvind.yadav@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mes_v11_0_userqueue.c | 33 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/include/amdgpu_userqueue.h | 5 |
2 files changed, 38 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v11_0_userqueue.c b/drivers/gpu/drm/amd/amdgpu/mes_v11_0_userqueue.c index fe4efe5ba6ac..ee0a757fcfa3 100644 --- a/drivers/gpu/drm/amd/amdgpu/mes_v11_0_userqueue.c +++ b/drivers/gpu/drm/amd/amdgpu/mes_v11_0_userqueue.c @@ -331,6 +331,7 @@ static int mes_v11_0_userq_mqd_create(struct amdgpu_userq_mgr *uq_mgr, goto free_ctx; } + queue->queue_active = true; return 0; free_ctx: @@ -354,9 +355,41 @@ mes_v11_0_userq_mqd_destroy(struct amdgpu_userq_mgr *uq_mgr, amdgpu_userqueue_destroy_object(uq_mgr, &queue->fw_obj); kfree(queue->userq_prop); amdgpu_userqueue_destroy_object(uq_mgr, &queue->mqd); + queue->queue_active = false; +} + +static int mes_v11_0_userq_suspend(struct amdgpu_userq_mgr *uq_mgr, + struct amdgpu_usermode_queue *queue) +{ + if (queue->queue_active) { + mes_v11_0_userq_unmap(uq_mgr, queue); + queue->queue_active = false; + } + + return 0; +} + +static int mes_v11_0_userq_resume(struct amdgpu_userq_mgr *uq_mgr, + struct amdgpu_usermode_queue *queue) +{ + int ret; + + if (queue->queue_active) + return 0; + + ret = mes_v11_0_userq_map(uq_mgr, queue, queue->userq_prop); + if (ret) { + DRM_ERROR("Failed to resume queue\n"); + return ret; + } + + queue->queue_active = true; + return 0; } const struct amdgpu_userq_funcs userq_mes_v11_0_funcs = { .mqd_create = mes_v11_0_userq_mqd_create, .mqd_destroy = mes_v11_0_userq_mqd_destroy, + .suspend = mes_v11_0_userq_suspend, + .resume = mes_v11_0_userq_resume, }; diff --git a/drivers/gpu/drm/amd/include/amdgpu_userqueue.h b/drivers/gpu/drm/amd/include/amdgpu_userqueue.h index b942f3f5ea35..ede0178e0332 100644 --- a/drivers/gpu/drm/amd/include/amdgpu_userqueue.h +++ b/drivers/gpu/drm/amd/include/amdgpu_userqueue.h @@ -37,6 +37,7 @@ struct amdgpu_userq_obj { struct amdgpu_usermode_queue { int queue_type; + uint8_t queue_active; uint64_t doorbell_handle; uint64_t doorbell_index; uint64_t flags; @@ -57,6 +58,10 @@ struct amdgpu_userq_funcs { struct amdgpu_usermode_queue *queue); void (*mqd_destroy)(struct amdgpu_userq_mgr *uq_mgr, struct amdgpu_usermode_queue *uq); + int (*suspend)(struct amdgpu_userq_mgr *uq_mgr, + struct amdgpu_usermode_queue *queue); + int (*resume)(struct amdgpu_userq_mgr *uq_mgr, + struct amdgpu_usermode_queue *queue); }; /* Usermode queues for gfx */ |