From 8dc1db3172ae2f17ae71e33b608a33411ce8a1aa Mon Sep 17 00:00:00 2001 From: Mukul Joshi Date: Wed, 14 Sep 2022 16:39:48 +0800 Subject: drm/amdkfd: Introduce kfd_node struct (v5) Introduce a new structure, kfd_node, which will now represent a compute node. kfd_node is carved out of kfd_dev structure. kfd_dev struct now will become the parent of kfd_node, and will store common resources such as doorbells, GTT sub-alloctor etc. kfd_node struct will store all resources specific to a compute node, such as device queue manager, interrupt handling etc. This is the first step in adding compute partition support in KFD. v2: introduce kfd_node struct to gc v11 (Hawking) v3: make reference to kfd_dev struct through kfd_node (Morris) v4: use kfd_node instead for kfd isr/mqd functions (Morris) v5: rebase (Alex) Signed-off-by: Mukul Joshi Tested-by: Amber Lin Reviewed-by: Felix Kuehling Signed-off-by: Hawking Zhang Signed-off-by: Morris Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c') diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c index bcf7bc3302c9..1bea629c49ca 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c @@ -38,7 +38,7 @@ /* Initialize a kernel queue, including allocations of GART memory * needed for the queue. */ -static bool kq_initialize(struct kernel_queue *kq, struct kfd_dev *dev, +static bool kq_initialize(struct kernel_queue *kq, struct kfd_node *dev, enum kfd_queue_type type, unsigned int queue_size) { struct queue_properties prop; @@ -75,7 +75,7 @@ static bool kq_initialize(struct kernel_queue *kq, struct kfd_dev *dev, if (!kq->mqd_mgr) return false; - prop.doorbell_ptr = kfd_get_kernel_doorbell(dev, &prop.doorbell_off); + prop.doorbell_ptr = kfd_get_kernel_doorbell(dev->kfd, &prop.doorbell_off); if (!prop.doorbell_ptr) { pr_err("Failed to initialize doorbell"); @@ -112,7 +112,7 @@ static bool kq_initialize(struct kernel_queue *kq, struct kfd_dev *dev, kq->rptr_kernel = kq->rptr_mem->cpu_ptr; kq->rptr_gpu_addr = kq->rptr_mem->gpu_addr; - retval = kfd_gtt_sa_allocate(dev, dev->device_info.doorbell_size, + retval = kfd_gtt_sa_allocate(dev, dev->kfd->device_info.doorbell_size, &kq->wptr_mem); if (retval != 0) @@ -189,7 +189,7 @@ err_rptr_allocate_vidmem: err_eop_allocate_vidmem: kfd_gtt_sa_free(dev, kq->pq); err_pq_allocate_vidmem: - kfd_release_kernel_doorbell(dev, prop.doorbell_ptr); + kfd_release_kernel_doorbell(dev->kfd, prop.doorbell_ptr); err_get_kernel_doorbell: return false; @@ -220,7 +220,7 @@ static void kq_uninitialize(struct kernel_queue *kq, bool hanging) kfd_gtt_sa_free(kq->dev, kq->eop_mem); kfd_gtt_sa_free(kq->dev, kq->pq); - kfd_release_kernel_doorbell(kq->dev, + kfd_release_kernel_doorbell(kq->dev->kfd, kq->queue->properties.doorbell_ptr); uninit_queue(kq->queue); } @@ -298,7 +298,7 @@ void kq_submit_packet(struct kernel_queue *kq) } pr_debug("\n"); #endif - if (kq->dev->device_info.doorbell_size == 8) { + if (kq->dev->kfd->device_info.doorbell_size == 8) { *kq->wptr64_kernel = kq->pending_wptr64; write_kernel_doorbell64(kq->queue->properties.doorbell_ptr, kq->pending_wptr64); @@ -311,7 +311,7 @@ void kq_submit_packet(struct kernel_queue *kq) void kq_rollback_packet(struct kernel_queue *kq) { - if (kq->dev->device_info.doorbell_size == 8) { + if (kq->dev->kfd->device_info.doorbell_size == 8) { kq->pending_wptr64 = *kq->wptr64_kernel; kq->pending_wptr = *kq->wptr_kernel % (kq->queue->properties.queue_size / 4); @@ -320,7 +320,7 @@ void kq_rollback_packet(struct kernel_queue *kq) } } -struct kernel_queue *kernel_queue_init(struct kfd_dev *dev, +struct kernel_queue *kernel_queue_init(struct kfd_node *dev, enum kfd_queue_type type) { struct kernel_queue *kq; @@ -345,7 +345,7 @@ void kernel_queue_uninit(struct kernel_queue *kq, bool hanging) } /* FIXME: Can this test be removed? */ -static __attribute__((unused)) void test_kq(struct kfd_dev *dev) +static __attribute__((unused)) void test_kq(struct kfd_node *dev) { struct kernel_queue *kq; uint32_t *buffer, i; -- cgit v1.2.3