cregit-Linux how code gets into the kernel

Release 4.11 drivers/gpu/drm/amd/amdkfd/kfd_queue.c

/*
 * Copyright 2014 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"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 */

#include <linux/slab.h>
#include "kfd_priv.h"


void print_queue_properties(struct queue_properties *q) { if (!q) return; pr_debug("Printing queue properties:\n"); pr_debug("Queue Type: %u\n", q->type); pr_debug("Queue Size: %llu\n", q->queue_size); pr_debug("Queue percent: %u\n", q->queue_percent); pr_debug("Queue Address: 0x%llX\n", q->queue_address); pr_debug("Queue Id: %u\n", q->queue_id); pr_debug("Queue Process Vmid: %u\n", q->vmid); pr_debug("Queue Read Pointer: 0x%p\n", q->read_ptr); pr_debug("Queue Write Pointer: 0x%p\n", q->write_ptr); pr_debug("Queue Doorbell Pointer: 0x%p\n", q->doorbell_ptr); pr_debug("Queue Doorbell Offset: %u\n", q->doorbell_off); }

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void print_queue(struct queue *q) { if (!q) return; pr_debug("Printing queue:\n"); pr_debug("Queue Type: %u\n", q->properties.type); pr_debug("Queue Size: %llu\n", q->properties.queue_size); pr_debug("Queue percent: %u\n", q->properties.queue_percent); pr_debug("Queue Address: 0x%llX\n", q->properties.queue_address); pr_debug("Queue Id: %u\n", q->properties.queue_id); pr_debug("Queue Process Vmid: %u\n", q->properties.vmid); pr_debug("Queue Read Pointer: 0x%p\n", q->properties.read_ptr); pr_debug("Queue Write Pointer: 0x%p\n", q->properties.write_ptr); pr_debug("Queue Doorbell Pointer: 0x%p\n", q->properties.doorbell_ptr); pr_debug("Queue Doorbell Offset: %u\n", q->properties.doorbell_off); pr_debug("Queue MQD Address: 0x%p\n", q->mqd); pr_debug("Queue MQD Gart: 0x%llX\n", q->gart_mqd_addr); pr_debug("Queue Process Address: 0x%p\n", q->process); pr_debug("Queue Device Address: 0x%p\n", q->device); }

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int init_queue(struct queue **q, const struct queue_properties *properties) { struct queue *tmp; BUG_ON(!q); tmp = kzalloc(sizeof(struct queue), GFP_KERNEL); if (!tmp) return -ENOMEM; memcpy(&tmp->properties, properties, sizeof(struct queue_properties)); *q = tmp; return 0; }

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Ben Goz7297.30%150.00%
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void uninit_queue(struct queue *q) { kfree(q); }

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Edward O'Callaghan20.53%150.00%
Total374100.00%2100.00%
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