diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h | 44 |
1 files changed, 12 insertions, 32 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h index a7116a939029..e24ee50acdf0 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.h @@ -1,5 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0 OR MIT */ /* - * Copyright 2014 Advanced Micro Devices, Inc. + * Copyright 2014-2022 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -29,47 +30,30 @@ #include "kfd_priv.h" /** - * struct kernel_queue_ops - * - * @initialize: Initialize a kernel queue, including allocations of GART memory - * needed for the queue. - * - * @uninitialize: Uninitialize a kernel queue and free all its memory usages. - * - * @acquire_packet_buffer: Returns a pointer to the location in the kernel + * kq_acquire_packet_buffer: Returns a pointer to the location in the kernel * queue ring buffer where the calling function can write its packet. It is * Guaranteed that there is enough space for that packet. It also updates the * pending write pointer to that location so subsequent calls to * acquire_packet_buffer will get a correct write pointer * - * @submit_packet: Update the write pointer and doorbell of a kernel queue. - * - * @sync_with_hw: Wait until the write pointer and the read pointer of a kernel - * queue are equal, which means the CP has read all the submitted packets. + * kq_submit_packet: Update the write pointer and doorbell of a kernel queue. * - * @rollback_packet: This routine is called if we failed to build an acquired + * kq_rollback_packet: This routine is called if we failed to build an acquired * packet for some reason. It just overwrites the pending wptr with the current * one * */ -struct kernel_queue_ops { - bool (*initialize)(struct kernel_queue *kq, struct kfd_dev *dev, - enum kfd_queue_type type, unsigned int queue_size); - void (*uninitialize)(struct kernel_queue *kq); - int (*acquire_packet_buffer)(struct kernel_queue *kq, - size_t packet_size_in_dwords, - unsigned int **buffer_ptr); - void (*submit_packet)(struct kernel_queue *kq); - void (*rollback_packet)(struct kernel_queue *kq); -}; +int kq_acquire_packet_buffer(struct kernel_queue *kq, + size_t packet_size_in_dwords, + unsigned int **buffer_ptr); +int kq_submit_packet(struct kernel_queue *kq); +void kq_rollback_packet(struct kernel_queue *kq); -struct kernel_queue { - struct kernel_queue_ops ops; - struct kernel_queue_ops ops_asic_specific; +struct kernel_queue { /* data */ - struct kfd_dev *dev; + struct kfd_node *dev; struct mqd_manager *mqd_mgr; struct queue *queue; uint64_t pending_wptr64; @@ -99,8 +83,4 @@ struct kernel_queue { struct list_head list; }; -void kernel_queue_init_cik(struct kernel_queue_ops *ops); -void kernel_queue_init_vi(struct kernel_queue_ops *ops); -void kernel_queue_init_v9(struct kernel_queue_ops *ops); - #endif /* KFD_KERNEL_QUEUE_H_ */ |