[PATCH 1/9] drm/amdgpu/mes: remove more unused functions

Alex Deucher alexander.deucher at amd.com
Fri Apr 25 18:38:47 UTC 2025


These were leftover from mes bring up and are unused.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 62 -------------------------
 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h | 19 --------
 drivers/gpu/drm/amd/amdgpu/mes_v11_0.c  | 26 -----------
 drivers/gpu/drm/amd/amdgpu/mes_v12_0.c  | 27 -----------
 4 files changed, 134 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index 38ea64d87a0ac..b5a7e2ae72aff 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -285,68 +285,6 @@ int amdgpu_mes_resume(struct amdgpu_device *adev)
 	return r;
 }
 
-int amdgpu_mes_reset_hw_queue(struct amdgpu_device *adev, int queue_id)
-{
-	unsigned long flags;
-	struct amdgpu_mes_queue *queue;
-	struct amdgpu_mes_gang *gang;
-	struct mes_reset_queue_input queue_input;
-	int r;
-
-	/*
-	 * Avoid taking any other locks under MES lock to avoid circular
-	 * lock dependencies.
-	 */
-	amdgpu_mes_lock(&adev->mes);
-
-	/* remove the mes gang from idr list */
-	spin_lock_irqsave(&adev->mes.queue_id_lock, flags);
-
-	queue = idr_find(&adev->mes.queue_id_idr, queue_id);
-	if (!queue) {
-		spin_unlock_irqrestore(&adev->mes.queue_id_lock, flags);
-		amdgpu_mes_unlock(&adev->mes);
-		DRM_ERROR("queue id %d doesn't exist\n", queue_id);
-		return -EINVAL;
-	}
-	spin_unlock_irqrestore(&adev->mes.queue_id_lock, flags);
-
-	DRM_DEBUG("try to reset queue, doorbell off = 0x%llx\n",
-		  queue->doorbell_off);
-
-	gang = queue->gang;
-	queue_input.doorbell_offset = queue->doorbell_off;
-	queue_input.gang_context_addr = gang->gang_ctx_gpu_addr;
-
-	r = adev->mes.funcs->reset_hw_queue(&adev->mes, &queue_input);
-	if (r)
-		DRM_ERROR("failed to reset hardware queue, queue id = %d\n",
-			  queue_id);
-
-	amdgpu_mes_unlock(&adev->mes);
-
-	return 0;
-}
-
-int amdgpu_mes_reset_hw_queue_mmio(struct amdgpu_device *adev, int queue_type,
-				   int me_id, int pipe_id, int queue_id, int vmid)
-{
-	struct mes_reset_queue_input queue_input;
-	int r;
-
-	queue_input.queue_type = queue_type;
-	queue_input.use_mmio = true;
-	queue_input.me_id = me_id;
-	queue_input.pipe_id = pipe_id;
-	queue_input.queue_id = queue_id;
-	queue_input.vmid = vmid;
-	r = adev->mes.funcs->reset_hw_queue(&adev->mes, &queue_input);
-	if (r)
-		DRM_ERROR("failed to reset hardware queue by mmio, queue id = %d\n",
-			  queue_id);
-	return r;
-}
-
 int amdgpu_mes_map_legacy_queue(struct amdgpu_device *adev,
 				struct amdgpu_ring *ring)
 {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
index be3390d263012..af6e341f6411e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
@@ -235,18 +235,6 @@ struct mes_remove_queue_input {
 	uint64_t	gang_context_addr;
 };
 
-struct mes_reset_queue_input {
-	uint32_t	doorbell_offset;
-	uint64_t	gang_context_addr;
-	bool		use_mmio;
-	uint32_t	queue_type;
-	uint32_t	me_id;
-	uint32_t	pipe_id;
-	uint32_t	queue_id;
-	uint32_t	xcc_id;
-	uint32_t	vmid;
-};
-
 struct mes_map_legacy_queue_input {
 	uint32_t                           queue_type;
 	uint32_t                           doorbell_offset;
@@ -377,9 +365,6 @@ struct amdgpu_mes_funcs {
 
 	int (*reset_legacy_queue)(struct amdgpu_mes *mes,
 				  struct mes_reset_legacy_queue_input *input);
-
-	int (*reset_hw_queue)(struct amdgpu_mes *mes,
-			      struct mes_reset_queue_input *input);
 };
 
 #define amdgpu_mes_kiq_hw_init(adev) (adev)->mes.kiq_hw_init((adev))
@@ -394,10 +379,6 @@ void amdgpu_mes_fini(struct amdgpu_device *adev);
 int amdgpu_mes_suspend(struct amdgpu_device *adev);
 int amdgpu_mes_resume(struct amdgpu_device *adev);
 
-int amdgpu_mes_reset_hw_queue(struct amdgpu_device *adev, int queue_id);
-int amdgpu_mes_reset_hw_queue_mmio(struct amdgpu_device *adev, int queue_type,
-				   int me_id, int pipe_id, int queue_id, int vmid);
-
 int amdgpu_mes_map_legacy_queue(struct amdgpu_device *adev,
 				struct amdgpu_ring *ring);
 int amdgpu_mes_unmap_legacy_queue(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
index 0a5b7a296f08d..5ce62a3f01e7d 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
@@ -475,31 +475,6 @@ static int mes_v11_0_reset_queue_mmio(struct amdgpu_mes *mes, uint32_t queue_typ
 	return r;
 }
 
-static int mes_v11_0_reset_hw_queue(struct amdgpu_mes *mes,
-				    struct mes_reset_queue_input *input)
-{
-	if (input->use_mmio)
-		return mes_v11_0_reset_queue_mmio(mes, input->queue_type,
-						  input->me_id, input->pipe_id,
-						  input->queue_id, input->vmid);
-
-	union MESAPI__RESET mes_reset_queue_pkt;
-
-	memset(&mes_reset_queue_pkt, 0, sizeof(mes_reset_queue_pkt));
-
-	mes_reset_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
-	mes_reset_queue_pkt.header.opcode = MES_SCH_API_RESET;
-	mes_reset_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
-
-	mes_reset_queue_pkt.doorbell_offset = input->doorbell_offset;
-	mes_reset_queue_pkt.gang_context_addr = input->gang_context_addr;
-	/*mes_reset_queue_pkt.reset_queue_only = 1;*/
-
-	return mes_v11_0_submit_pkt_and_poll_completion(mes,
-			&mes_reset_queue_pkt, sizeof(mes_reset_queue_pkt),
-			offsetof(union MESAPI__REMOVE_QUEUE, api_status));
-}
-
 static int mes_v11_0_map_legacy_queue(struct amdgpu_mes *mes,
 				      struct mes_map_legacy_queue_input *input)
 {
@@ -817,7 +792,6 @@ static const struct amdgpu_mes_funcs mes_v11_0_funcs = {
 	.resume_gang = mes_v11_0_resume_gang,
 	.misc_op = mes_v11_0_misc_op,
 	.reset_legacy_queue = mes_v11_0_reset_legacy_queue,
-	.reset_hw_queue = mes_v11_0_reset_hw_queue,
 };
 
 static int mes_v11_0_allocate_ucode_buffer(struct amdgpu_device *adev,
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
index 1f7614dccb005..a3391810c897c 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
@@ -494,32 +494,6 @@ static int mes_v12_0_reset_queue_mmio(struct amdgpu_mes *mes, uint32_t queue_typ
 	return r;
 }
 
-static int mes_v12_0_reset_hw_queue(struct amdgpu_mes *mes,
-				    struct mes_reset_queue_input *input)
-{
-	union MESAPI__RESET mes_reset_queue_pkt;
-	int pipe;
-
-	memset(&mes_reset_queue_pkt, 0, sizeof(mes_reset_queue_pkt));
-
-	mes_reset_queue_pkt.header.type = MES_API_TYPE_SCHEDULER;
-	mes_reset_queue_pkt.header.opcode = MES_SCH_API_RESET;
-	mes_reset_queue_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
-
-	mes_reset_queue_pkt.doorbell_offset = input->doorbell_offset;
-	mes_reset_queue_pkt.gang_context_addr = input->gang_context_addr;
-	/*mes_reset_queue_pkt.reset_queue_only = 1;*/
-
-	if (mes->adev->enable_uni_mes)
-		pipe = AMDGPU_MES_KIQ_PIPE;
-	else
-		pipe = AMDGPU_MES_SCHED_PIPE;
-
-	return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
-			&mes_reset_queue_pkt, sizeof(mes_reset_queue_pkt),
-			offsetof(union MESAPI__REMOVE_QUEUE, api_status));
-}
-
 static int mes_v12_0_map_legacy_queue(struct amdgpu_mes *mes,
 				      struct mes_map_legacy_queue_input *input)
 {
@@ -914,7 +888,6 @@ static const struct amdgpu_mes_funcs mes_v12_0_funcs = {
 	.resume_gang = mes_v12_0_resume_gang,
 	.misc_op = mes_v12_0_misc_op,
 	.reset_legacy_queue = mes_v12_0_reset_legacy_queue,
-	.reset_hw_queue = mes_v12_0_reset_hw_queue,
 };
 
 static int mes_v12_0_allocate_ucode_buffer(struct amdgpu_device *adev,
-- 
2.49.0



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