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path: root/drivers/scsi/pcmcia/aha152x_stub.c
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Diffstat (limited to 'drivers/scsi/pcmcia/aha152x_stub.c')
-rw-r--r--drivers/scsi/pcmcia/aha152x_stub.c99
1 files changed, 36 insertions, 63 deletions
diff --git a/drivers/scsi/pcmcia/aha152x_stub.c b/drivers/scsi/pcmcia/aha152x_stub.c
index 7c5306499832..0c9edb7051f4 100644
--- a/drivers/scsi/pcmcia/aha152x_stub.c
+++ b/drivers/scsi/pcmcia/aha152x_stub.c
@@ -95,27 +95,21 @@ typedef struct scsi_info_t {
95} scsi_info_t; 95} scsi_info_t;
96 96
97static void aha152x_release_cs(dev_link_t *link); 97static void aha152x_release_cs(dev_link_t *link);
98static int aha152x_event(event_t event, int priority, 98static void aha152x_detach(struct pcmcia_device *p_dev);
99 event_callback_args_t *args); 99static void aha152x_config_cs(dev_link_t *link);
100
101static dev_link_t *aha152x_attach(void);
102static void aha152x_detach(dev_link_t *);
103 100
104static dev_link_t *dev_list; 101static dev_link_t *dev_list;
105static dev_info_t dev_info = "aha152x_cs";
106 102
107static dev_link_t *aha152x_attach(void) 103static int aha152x_attach(struct pcmcia_device *p_dev)
108{ 104{
109 scsi_info_t *info; 105 scsi_info_t *info;
110 client_reg_t client_reg;
111 dev_link_t *link; 106 dev_link_t *link;
112 int ret;
113 107
114 DEBUG(0, "aha152x_attach()\n"); 108 DEBUG(0, "aha152x_attach()\n");
115 109
116 /* Create new SCSI device */ 110 /* Create new SCSI device */
117 info = kmalloc(sizeof(*info), GFP_KERNEL); 111 info = kmalloc(sizeof(*info), GFP_KERNEL);
118 if (!info) return NULL; 112 if (!info) return -ENOMEM;
119 memset(info, 0, sizeof(*info)); 113 memset(info, 0, sizeof(*info));
120 link = &info->link; link->priv = info; 114 link = &info->link; link->priv = info;
121 115
@@ -129,26 +123,20 @@ static dev_link_t *aha152x_attach(void)
129 link->conf.IntType = INT_MEMORY_AND_IO; 123 link->conf.IntType = INT_MEMORY_AND_IO;
130 link->conf.Present = PRESENT_OPTION; 124 link->conf.Present = PRESENT_OPTION;
131 125
132 /* Register with Card Services */ 126 link->handle = p_dev;
133 link->next = dev_list; 127 p_dev->instance = link;
134 dev_list = link; 128
135 client_reg.dev_info = &dev_info; 129 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
136 client_reg.Version = 0x0210; 130 aha152x_config_cs(link);
137 client_reg.event_callback_args.client_data = link; 131
138 ret = pcmcia_register_client(&link->handle, &client_reg); 132 return 0;
139 if (ret != 0) {
140 cs_error(link->handle, RegisterClient, ret);
141 aha152x_detach(link);
142 return NULL;
143 }
144
145 return link;
146} /* aha152x_attach */ 133} /* aha152x_attach */
147 134
148/*====================================================================*/ 135/*====================================================================*/
149 136
150static void aha152x_detach(dev_link_t *link) 137static void aha152x_detach(struct pcmcia_device *p_dev)
151{ 138{
139 dev_link_t *link = dev_to_instance(p_dev);
152 dev_link_t **linkp; 140 dev_link_t **linkp;
153 141
154 DEBUG(0, "aha152x_detach(0x%p)\n", link); 142 DEBUG(0, "aha152x_detach(0x%p)\n", link);
@@ -162,9 +150,6 @@ static void aha152x_detach(dev_link_t *link)
162 if (link->state & DEV_CONFIG) 150 if (link->state & DEV_CONFIG)
163 aha152x_release_cs(link); 151 aha152x_release_cs(link);
164 152
165 if (link->handle)
166 pcmcia_deregister_client(link->handle);
167
168 /* Unlink device structure, free bits */ 153 /* Unlink device structure, free bits */
169 *linkp = link->next; 154 *linkp = link->next;
170 kfree(link->priv); 155 kfree(link->priv);
@@ -272,44 +257,31 @@ static void aha152x_release_cs(dev_link_t *link)
272 link->state &= ~DEV_CONFIG; 257 link->state &= ~DEV_CONFIG;
273} 258}
274 259
275static int aha152x_event(event_t event, int priority, 260static int aha152x_suspend(struct pcmcia_device *dev)
276 event_callback_args_t *args)
277{ 261{
278 dev_link_t *link = args->client_data; 262 dev_link_t *link = dev_to_instance(dev);
279 scsi_info_t *info = link->priv; 263
280
281 DEBUG(0, "aha152x_event(0x%06x)\n", event);
282
283 switch (event) {
284 case CS_EVENT_CARD_REMOVAL:
285 link->state &= ~DEV_PRESENT;
286 if (link->state & DEV_CONFIG)
287 aha152x_release_cs(link);
288 break;
289 case CS_EVENT_CARD_INSERTION:
290 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
291 aha152x_config_cs(link);
292 break;
293 case CS_EVENT_PM_SUSPEND:
294 link->state |= DEV_SUSPEND; 264 link->state |= DEV_SUSPEND;
295 /* Fall through... */
296 case CS_EVENT_RESET_PHYSICAL:
297 if (link->state & DEV_CONFIG) 265 if (link->state & DEV_CONFIG)
298 pcmcia_release_configuration(link->handle); 266 pcmcia_release_configuration(link->handle);
299 break; 267
300 case CS_EVENT_PM_RESUME: 268 return 0;
269}
270
271static int aha152x_resume(struct pcmcia_device *dev)
272{
273 dev_link_t *link = dev_to_instance(dev);
274 scsi_info_t *info = link->priv;
275
301 link->state &= ~DEV_SUSPEND; 276 link->state &= ~DEV_SUSPEND;
302 /* Fall through... */
303 case CS_EVENT_CARD_RESET:
304 if (link->state & DEV_CONFIG) { 277 if (link->state & DEV_CONFIG) {
305 Scsi_Cmnd tmp; 278 Scsi_Cmnd tmp;
306 pcmcia_request_configuration(link->handle, &link->conf); 279 pcmcia_request_configuration(link->handle, &link->conf);
307 tmp.device->host = info->host; 280 tmp.device->host = info->host;
308 aha152x_host_reset(&tmp); 281 aha152x_host_reset(&tmp);
309 } 282 }
310 break; 283
311 } 284 return 0;
312 return 0;
313} 285}
314 286
315static struct pcmcia_device_id aha152x_ids[] = { 287static struct pcmcia_device_id aha152x_ids[] = {
@@ -327,10 +299,11 @@ static struct pcmcia_driver aha152x_cs_driver = {
327 .drv = { 299 .drv = {
328 .name = "aha152x_cs", 300 .name = "aha152x_cs",
329 }, 301 },
330 .attach = aha152x_attach, 302 .probe = aha152x_attach,
331 .event = aha152x_event, 303 .remove = aha152x_detach,
332 .detach = aha152x_detach,
333 .id_table = aha152x_ids, 304 .id_table = aha152x_ids,
305 .suspend = aha152x_suspend,
306 .resume = aha152x_resume,
334}; 307};
335 308
336static int __init init_aha152x_cs(void) 309static int __init init_aha152x_cs(void)