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Diffstat (limited to 'drivers/net/wireless/airo_cs.c')
-rw-r--r--drivers/net/wireless/airo_cs.c74
1 files changed, 13 insertions, 61 deletions
diff --git a/drivers/net/wireless/airo_cs.c b/drivers/net/wireless/airo_cs.c
index 88805a4c29f1..a496460ce224 100644
--- a/drivers/net/wireless/airo_cs.c
+++ b/drivers/net/wireless/airo_cs.c
@@ -82,8 +82,6 @@ MODULE_SUPPORTED_DEVICE("Aironet 4500, 4800 and Cisco 340 PCMCIA cards");
82 82
83static void airo_config(dev_link_t *link); 83static void airo_config(dev_link_t *link);
84static void airo_release(dev_link_t *link); 84static void airo_release(dev_link_t *link);
85static int airo_event(event_t event, int priority,
86 event_callback_args_t *args);
87 85
88/* 86/*
89 The attach() and detach() entry points are used to create and destroy 87 The attach() and detach() entry points are used to create and destroy
@@ -91,7 +89,6 @@ static int airo_event(event_t event, int priority,
91 needed to manage one actual PCMCIA card. 89 needed to manage one actual PCMCIA card.
92*/ 90*/
93 91
94static dev_link_t *airo_attach(void);
95static void airo_detach(struct pcmcia_device *p_dev); 92static void airo_detach(struct pcmcia_device *p_dev);
96 93
97/* 94/*
@@ -102,14 +99,6 @@ static void airo_detach(struct pcmcia_device *p_dev);
102*/ 99*/
103 100
104/* 101/*
105 The dev_info variable is the "key" that is used to match up this
106 device driver with appropriate cards, through the card configuration
107 database.
108*/
109
110static dev_info_t dev_info = "airo_cs";
111
112/*
113 A linked list of "instances" of the aironet device. Each actual 102 A linked list of "instances" of the aironet device. Each actual
114 PCMCIA card corresponds to one device instance, and is described 103 PCMCIA card corresponds to one device instance, and is described
115 by one dev_link_t structure (defined in ds.h). 104 by one dev_link_t structure (defined in ds.h).
@@ -152,20 +141,18 @@ typedef struct local_info_t {
152 141
153 ======================================================================*/ 142 ======================================================================*/
154 143
155static dev_link_t *airo_attach(void) 144static int airo_attach(struct pcmcia_device *p_dev)
156{ 145{
157 client_reg_t client_reg;
158 dev_link_t *link; 146 dev_link_t *link;
159 local_info_t *local; 147 local_info_t *local;
160 int ret; 148
161
162 DEBUG(0, "airo_attach()\n"); 149 DEBUG(0, "airo_attach()\n");
163 150
164 /* Initialize the dev_link_t structure */ 151 /* Initialize the dev_link_t structure */
165 link = kzalloc(sizeof(struct dev_link_t), GFP_KERNEL); 152 link = kzalloc(sizeof(struct dev_link_t), GFP_KERNEL);
166 if (!link) { 153 if (!link) {
167 printk(KERN_ERR "airo_cs: no memory for new device\n"); 154 printk(KERN_ERR "airo_cs: no memory for new device\n");
168 return NULL; 155 return -ENOMEM;
169 } 156 }
170 157
171 /* Interrupt setup */ 158 /* Interrupt setup */
@@ -189,23 +176,17 @@ static dev_link_t *airo_attach(void)
189 if (!local) { 176 if (!local) {
190 printk(KERN_ERR "airo_cs: no memory for new device\n"); 177 printk(KERN_ERR "airo_cs: no memory for new device\n");
191 kfree (link); 178 kfree (link);
192 return NULL; 179 return -ENOMEM;
193 } 180 }
194 link->priv = local; 181 link->priv = local;
195 182
196 /* Register with Card Services */ 183 link->handle = p_dev;
197 link->next = NULL; 184 p_dev->instance = link;
198 client_reg.dev_info = &dev_info; 185
199 client_reg.Version = 0x0210; 186 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
200 client_reg.event_callback_args.client_data = link; 187 airo_config(link);
201 ret = pcmcia_register_client(&link->handle, &client_reg); 188
202 if (ret != 0) { 189 return 0;
203 cs_error(link->handle, RegisterClient, ret);
204 airo_detach(link->handle);
205 return NULL;
206 }
207
208 return link;
209} /* airo_attach */ 190} /* airo_attach */
210 191
211/*====================================================================== 192/*======================================================================
@@ -497,34 +478,6 @@ static int airo_resume(struct pcmcia_device *p_dev)
497 return 0; 478 return 0;
498} 479}
499 480
500/*======================================================================
501
502 The card status event handler. Mostly, this schedules other
503 stuff to run after an event is received.
504
505 When a CARD_REMOVAL event is received, we immediately set a
506 private flag to block future accesses to this device. All the
507 functions that actually access the device should check this flag
508 to make sure the card is still present.
509
510 ======================================================================*/
511
512static int airo_event(event_t event, int priority,
513 event_callback_args_t *args)
514{
515 dev_link_t *link = args->client_data;
516
517 DEBUG(1, "airo_event(0x%06x)\n", event);
518
519 switch (event) {
520 case CS_EVENT_CARD_INSERTION:
521 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
522 airo_config(link);
523 break;
524 }
525 return 0;
526} /* airo_event */
527
528static struct pcmcia_device_id airo_ids[] = { 481static struct pcmcia_device_id airo_ids[] = {
529 PCMCIA_DEVICE_MANF_CARD(0x015f, 0x000a), 482 PCMCIA_DEVICE_MANF_CARD(0x015f, 0x000a),
530 PCMCIA_DEVICE_MANF_CARD(0x015f, 0x0005), 483 PCMCIA_DEVICE_MANF_CARD(0x015f, 0x0005),
@@ -539,8 +492,7 @@ static struct pcmcia_driver airo_driver = {
539 .drv = { 492 .drv = {
540 .name = "airo_cs", 493 .name = "airo_cs",
541 }, 494 },
542 .attach = airo_attach, 495 .probe = airo_attach,
543 .event = airo_event,
544 .remove = airo_detach, 496 .remove = airo_detach,
545 .id_table = airo_ids, 497 .id_table = airo_ids,
546 .suspend = airo_suspend, 498 .suspend = airo_suspend,