amd/amdgpu/amdgpu_gfx.c

43 int amdgpu_gfx_mec_queue_to_bit(struct amdgpu_device *adev, int mec,
48 	bit += mec * adev->gfx.mec.num_pipe_per_mec
49 		* adev->gfx.mec.num_queue_per_pipe;
50 	bit += pipe * adev->gfx.mec.num_queue_per_pipe;
57 				 int *mec, int *pipe, int *queue)
59 	*queue = bit % adev->gfx.mec.num_queue_per_pipe;
60 	*pipe = (bit / adev->gfx.mec.num_queue_per_pipe)
61 		% adev->gfx.mec.num_pipe_per_mec;
62 	*mec = (bit / adev->gfx.mec.num_queue_per_pipe)
63 	       / adev->gfx.mec.num_pipe_per_mec;
68 				     int mec, int pipe, int queue)
70 	return test_bit(amdgpu_gfx_mec_queue_to_bit(adev, mec, pipe, queue),
71 			adev->gfx.mec.queue_bitmap);
197 	return adev->gfx.mec.num_mec > 1;
202 	int i, queue, pipe, mec;
207 		queue = i % adev->gfx.mec.num_queue_per_pipe;
208 		pipe = (i / adev->gfx.mec.num_queue_per_pipe)
209 			% adev->gfx.mec.num_pipe_per_mec;
210 		mec = (i / adev->gfx.mec.num_queue_per_pipe)
211 			/ adev->gfx.mec.num_pipe_per_mec;
214 		if (mec >= adev->gfx.mec.num_mec)
219 			if (mec == 0 && queue < 2)
220 				set_bit(i, adev->gfx.mec.queue_bitmap);
223 			if (mec == 0 && pipe == 0)
224 				set_bit(i, adev->gfx.mec.queue_bitmap);
230 		bitmap_weight(adev->gfx.mec.queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
264 	int mec, pipe, queue;
266 	queue_bit = adev->gfx.mec.num_mec
267 		    * adev->gfx.mec.num_pipe_per_mec
268 		    * adev->gfx.mec.num_queue_per_pipe;
271 		if (test_bit(queue_bit, adev->gfx.mec.queue_bitmap))
274 		amdgpu_gfx_bit_to_mec_queue(adev, queue_bit, &mec, &pipe, &queue);
281 		if ((mec == 1 && pipe > 1) || queue != 0)
284 		ring->me = mec + 1;
391 		adev->gfx.mec.mqd_backup[AMDGPU_MAX_COMPUTE_RINGS] = kmalloc(mqd_size, GFP_KERNEL);
392 		if (!adev->gfx.mec.mqd_backup[AMDGPU_MAX_COMPUTE_RINGS])
430 			adev->gfx.mec.mqd_backup[i] = kmalloc(mqd_size, GFP_KERNEL);
431 			if (!adev->gfx.mec.mqd_backup[i])
456 		kfree(adev->gfx.mec.mqd_backup[i]);
463 	kfree(adev->gfx.mec.mqd_backup[AMDGPU_MAX_COMPUTE_RINGS]);
500 		if (!test_bit(i, adev->gfx.mec.queue_bitmap))
514 	DRM_INFO("kiq ring mec %d pipe %d q %d\n", kiq_ring->me, kiq_ring->pipe,