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drm/amdgpu/userq: add mes userq reset callback

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Enable per queue reset for MES managed queues.

Reviewed-by: Jesse Zhang <jesse.zhang@amd.com>
Reviewed-by: Prike Liang <Prike.Liang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2026-04-30 12:49:06 -04:00
parent 6ecafeaba9
commit 5f98f9d1a2
1 changed files with 21 additions and 0 deletions
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21
drivers/gpu/drm/amd/amdgpu/mes_userqueue.c
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@ -179,6 +179,26 @@ static int mes_userq_unmap(struct amdgpu_usermode_queue *queue)
return r;
}
static int mes_userq_reset(struct amdgpu_usermode_queue *queue)
{
struct amdgpu_userq_mgr *uq_mgr = queue->userq_mgr;
struct amdgpu_device *adev = uq_mgr->adev;
struct mes_reset_queue_input queue_input;
int r;
/* XXX: add a FW version check for SDMA per queue reset */
memset(&queue_input, 0x0, sizeof(struct mes_reset_queue_input));
queue_input.doorbell_offset = queue->doorbell_index;
queue_input.queue_type = queue->queue_type;
amdgpu_mes_lock(&adev->mes);
r = adev->mes.funcs->reset_hw_queue(&adev->mes, &queue_input);
amdgpu_mes_unlock(&adev->mes);
if (r)
return r;
return mes_userq_unmap(queue);
}
static int mes_userq_create_ctx_space(struct amdgpu_userq_mgr *uq_mgr,
struct amdgpu_usermode_queue *queue,
struct drm_amdgpu_userq_in *mqd_user)
@ -552,4 +572,5 @@ const struct amdgpu_userq_funcs userq_mes_funcs = {
.detect_and_reset = mes_userq_detect_and_reset,
.preempt = mes_userq_preempt,
.restore = mes_userq_restore,
.reset = mes_userq_reset,
};