ibmasm.h (39fe5434cb9de5da40510028b17b96bc4eb312b3) ibmasm.h (a045171f875cd61f690981a78ab98fbd137c938b)
1
2/*
3 * IBM ASM Service Processor Device Driver
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.

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26#include <linux/types.h>
27#include <linux/errno.h>
28#include <linux/list.h>
29#include <linux/wait.h>
30#include <linux/spinlock.h>
31#include <linux/slab.h>
32#include <linux/module.h>
33#include <linux/interrupt.h>
1
2/*
3 * IBM ASM Service Processor Device Driver
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.

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26#include <linux/types.h>
27#include <linux/errno.h>
28#include <linux/list.h>
29#include <linux/wait.h>
30#include <linux/spinlock.h>
31#include <linux/slab.h>
32#include <linux/module.h>
33#include <linux/interrupt.h>
34#include <linux/kref.h>
34#include <linux/device.h>
35#include <linux/input.h>
36
37/* Driver identification */
38#define DRIVER_NAME "ibmasm"
39#define DRIVER_VERSION "1.0"
40#define DRIVER_AUTHOR "Max Asbock <masbock@us.ibm.com>, Vernon Mauery <vernux@us.ibm.com>"
41#define DRIVER_DESC "IBM ASM Service Processor Driver"

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87
88
89struct command {
90 struct list_head queue_node;
91 wait_queue_head_t wait;
92 unsigned char *buffer;
93 size_t buffer_size;
94 int status;
35#include <linux/device.h>
36#include <linux/input.h>
37
38/* Driver identification */
39#define DRIVER_NAME "ibmasm"
40#define DRIVER_VERSION "1.0"
41#define DRIVER_AUTHOR "Max Asbock <masbock@us.ibm.com>, Vernon Mauery <vernux@us.ibm.com>"
42#define DRIVER_DESC "IBM ASM Service Processor Driver"

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88
89
90struct command {
91 struct list_head queue_node;
92 wait_queue_head_t wait;
93 unsigned char *buffer;
94 size_t buffer_size;
95 int status;
95 struct kobject kobj;
96 struct kref kref;
96 spinlock_t *lock;
97};
97 spinlock_t *lock;
98};
98#define to_command(c) container_of(c, struct command, kobj)
99#define to_command(c) container_of(c, struct command, kref)
99
100
101void ibmasm_free_command(struct kref *kref);
100static inline void command_put(struct command *cmd)
101{
102 unsigned long flags;
103 spinlock_t *lock = cmd->lock;
104
105 spin_lock_irqsave(lock, flags);
102static inline void command_put(struct command *cmd)
103{
104 unsigned long flags;
105 spinlock_t *lock = cmd->lock;
106
107 spin_lock_irqsave(lock, flags);
106 kobject_put(&cmd->kobj);
108 kref_put(&cmd->kref, ibmasm_free_command);
107 spin_unlock_irqrestore(lock, flags);
108}
109
110static inline void command_get(struct command *cmd)
111{
109 spin_unlock_irqrestore(lock, flags);
110}
111
112static inline void command_get(struct command *cmd)
113{
112 kobject_get(&cmd->kobj);
114 kref_get(&cmd->kref);
113}
114
115
116struct ibmasm_event {
117 unsigned int serial_number;
118 unsigned int data_size;
119 unsigned char data[IBMASM_EVENT_MAX_SIZE];
120};

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116
117
118struct ibmasm_event {
119 unsigned int serial_number;
120 unsigned int data_size;
121 unsigned char data[IBMASM_EVENT_MAX_SIZE];
122};

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