1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/*
* IBM eServer eHCA Infiniband device driver for Linux on POWER
*
* Function definitions and structs for EQs, NEQs and interrupts
*
* Authors: Heiko J Schick <schickhj@de.ibm.com>
* Khadija Souissi <souissi@de.ibm.com>
*
* Copyright (c) 2005 IBM Corporation
*
* All rights reserved.
*
* This source code is distributed under a dual license of GPL v2.0 and OpenIB
* BSD.
*
* OpenIB BSD License
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __EHCA_IRQ_H
#define __EHCA_IRQ_H
struct ehca_shca;
#include <linux/interrupt.h>
#include <linux/types.h>
#include <asm/atomic.h>
int ehca_error_data(struct ehca_shca *shca, void *data, u64 resource);
irqreturn_t ehca_interrupt_neq(int irq, void *dev_id);
void ehca_tasklet_neq(unsigned long data);
irqreturn_t ehca_interrupt_eq(int irq, void *dev_id);
void ehca_tasklet_eq(unsigned long data);
struct ehca_cpu_comp_task {
wait_queue_head_t wait_queue;
struct list_head cq_list;
struct task_struct *task;
spinlock_t task_lock;
int cq_jobs;
};
struct ehca_comp_pool {
struct ehca_cpu_comp_task *cpu_comp_tasks;
int last_cpu;
spinlock_t last_cpu_lock;
};
int ehca_create_comp_pool(void);
void ehca_destroy_comp_pool(void);
#endif
|
