Merge tag 'amd-drm-next-6.20-2026-01-09' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-next-6.20-2026-01-09:

amdgpu:
- GPUVM updates
- Initial support for larger GPU address spaces
- Initial SMUIO 15.x support
- Documentation updates
- Initial PSP 15.x support
- Initial IH 7.1 support
- Initial IH 6.1.1 support
- SMU 13.0.12 updates
- RAS updates
- Initial MMHUB 3.4 support
- Initial MMHUB 4.2 support
- Initial GC 12.1 support
- Initial GC 11.5.4 support
- HDMI fixes
- Panel replay improvements
- DML updates
- DC FP fixes
- Initial SDMA 6.1.4 support
- Initial SDMA 7.1 support
- Userq updates
- DC HPD refactor
- SwSMU cleanups and refactoring
- TTM memory ops parallelization
- DCN 3.5 fixes
- DP audio fixes
- Clang fixes
- Misc spelling fixes and cleanups
- Initial SDMA 7.11.4 support
- Convert legacy DRM logging helpers to new drm logging helpers
- Initial JPEG 5.3 support
- Add support for changing UMA size via the driver
- DC analog fixes
- GC 9 gfx queue reset support
- Initial SMU 15.x support

amdkfd:
- Reserved SDMA rework
- Refactor SPM
- Initial GC 12.1 support
- Initial GC 11.5.4 support
- Initial SDMA 7.1 support
- Initial SDMA 6.1.4 support
- Increase the kfd process hash table
- Per context support
- Topology fixes

radeon:
- Convert legacy DRM logging helpers to new drm logging helpers
- Use devm for i2c adapters
- Variable sized array fix
- Misc cleanups

UAPI:
- KFD context support.  Proposed userspace:
  https://github.com/ROCm/rocm-systems/pull/1705
  https://github.com/ROCm/rocm-systems/pull/1701
- Add userq metadata queries for more queue types.  Proposed userspace:
  https://gitlab.freedesktop.org/yogeshmohan/mesa/-/commits/userq_query

From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patch.msgid.link/20260109154713.3242957-1-alexander.deucher@amd.com
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 61 deletions

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
index fb3129883a4c..961a4b84e974 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
@@ -57,19 +57,7 @@ static bool kq_initialize(struct kernel_queue *kq, struct kfd_node *dev,
 
 	kq->dev = dev;
 	kq->nop_packet = nop.u32all;
-	switch (type) {
-	case KFD_QUEUE_TYPE_DIQ:
-		kq->mqd_mgr = dev->dqm->mqd_mgrs[KFD_MQD_TYPE_DIQ];
-		break;
-	case KFD_QUEUE_TYPE_HIQ:
-		kq->mqd_mgr = dev->dqm->mqd_mgrs[KFD_MQD_TYPE_HIQ];
-		break;
-	default:
-		WARN(1, "Invalid queue type %d\n", type);
-		dev_err(dev->adev->dev, "Invalid queue type %d\n", type);
-		return false;
-	}
-
+	kq->mqd_mgr = dev->dqm->mqd_mgrs[KFD_MQD_TYPE_HIQ];
 	if (!kq->mqd_mgr)
 		return false;
 
@@ -141,7 +129,6 @@ static bool kq_initialize(struct kernel_queue *kq, struct kfd_node *dev,
 		goto err_init_queue;
 
 	kq->queue->device = dev;
-	kq->queue->process = kfd_get_process(current);
 
 	kq->queue->mqd_mem_obj = kq->mqd_mgr->allocate_mqd(kq->mqd_mgr->dev,
 					&kq->queue->properties);
@@ -159,24 +146,11 @@ static bool kq_initialize(struct kernel_queue *kq, struct kfd_node *dev,
 		kq->mqd_mgr->load_mqd(kq->mqd_mgr, kq->queue->mqd,
 				kq->queue->pipe, kq->queue->queue,
 				&kq->queue->properties, NULL);
-	} else {
-		/* allocate fence for DIQ */
-
-		retval = kfd_gtt_sa_allocate(dev, sizeof(uint32_t),
-						&kq->fence_mem_obj);
-
-		if (retval != 0)
-			goto err_alloc_fence;
-
-		kq->fence_kernel_address = kq->fence_mem_obj->cpu_ptr;
-		kq->fence_gpu_addr = kq->fence_mem_obj->gpu_addr;
 	}
 
 	print_queue(kq->queue);
 
 	return true;
-err_alloc_fence:
-	kq->mqd_mgr->free_mqd(kq->mqd_mgr, kq->queue->mqd, kq->queue->mqd_mem_obj);
 err_allocate_mqd:
 	uninit_queue(kq->queue);
 err_init_queue:
@@ -206,8 +180,6 @@ static void kq_uninitialize(struct kernel_queue *kq)
 					kq->queue->queue);
 		up_read(&kq->dev->adev->reset_domain->sem);
 	}
-	else if (kq->queue->properties.type == KFD_QUEUE_TYPE_DIQ)
-		kfd_gtt_sa_free(kq->dev, kq->fence_mem_obj);
 
 	kq->mqd_mgr->free_mqd(kq->mqd_mgr, kq->queue->mqd,
 				kq->queue->mqd_mem_obj);
@@ -256,7 +228,7 @@ int kq_acquire_packet_buffer(struct kernel_queue *kq,
 	if (packet_size_in_dwords > available_size) {
 		/*
 		 * make sure calling functions know
-		 * acquire_packet_buffer() failed
+		 * kq_acquire_packet_buffer() failed
 		 */
 		goto err_no_space;
 	}
@@ -355,34 +327,3 @@ void kernel_queue_uninit(struct kernel_queue *kq)
 	kq_uninitialize(kq);
 	kfree(kq);
 }
-
-/* FIXME: Can this test be removed? */
-static __attribute__((unused)) void test_kq(struct kfd_node *dev)
-{
-	struct kernel_queue *kq;
-	uint32_t *buffer, i;
-	int retval;
-
-	dev_err(dev->adev->dev, "Starting kernel queue test\n");
-
-	kq = kernel_queue_init(dev, KFD_QUEUE_TYPE_HIQ);
-	if (unlikely(!kq)) {
-		dev_err(dev->adev->dev, "  Failed to initialize HIQ\n");
-		dev_err(dev->adev->dev, "Kernel queue test failed\n");
-		return;
-	}
-
-	retval = kq_acquire_packet_buffer(kq, 5, &buffer);
-	if (unlikely(retval != 0)) {
-		dev_err(dev->adev->dev, "  Failed to acquire packet buffer\n");
-		dev_err(dev->adev->dev, "Kernel queue test failed\n");
-		return;
-	}
-	for (i = 0; i < 5; i++)
-		buffer[i] = kq->nop_packet;
-	kq_submit_packet(kq);
-
-	dev_err(dev->adev->dev, "Ending kernel queue test\n");
-}
-
-