[PATCH] pcmcia: embed dev_link_t into struct pcmcia_device

[linux-2.6] / drivers / scsi / pcmcia / aha152x_stub.c

diff --git a/drivers/scsi/pcmcia/aha152x_stub.c b/drivers/scsi/pcmcia/aha152x_stub.c
index 7c530649983298b09a9b2babc356266b7b10339b..0c196fbb31218392de5ca3051dd088ab314c93c4 100644 (file)
--- a/drivers/scsi/pcmcia/aha152x_stub.c
+++ b/drivers/scsi/pcmcia/aha152x_stub.c
@@ -89,35 +89,30 @@ MODULE_LICENSE("Dual MPL/GPL");
 /*====================================================================*/
 
 typedef struct scsi_info_t {
-    dev_link_t         link;
+       struct pcmcia_device    *p_dev;
     dev_node_t         node;
     struct Scsi_Host   *host;
 } scsi_info_t;
 
 static void aha152x_release_cs(dev_link_t *link);
-static int aha152x_event(event_t event, int priority,
-                        event_callback_args_t *args);
-
-static dev_link_t *aha152x_attach(void);
-static void aha152x_detach(dev_link_t *);
+static void aha152x_detach(struct pcmcia_device *p_dev);
+static void aha152x_config_cs(dev_link_t *link);
 
 static dev_link_t *dev_list;
-static dev_info_t dev_info = "aha152x_cs";
 
-static dev_link_t *aha152x_attach(void)
+static int aha152x_attach(struct pcmcia_device *p_dev)
 {
     scsi_info_t *info;
-    client_reg_t client_reg;
-    dev_link_t *link;
-    int ret;
+    dev_link_t *link = dev_to_instance(p_dev);
     
     DEBUG(0, "aha152x_attach()\n");
 
     /* Create new SCSI device */
     info = kmalloc(sizeof(*info), GFP_KERNEL);
-    if (!info) return NULL;
+    if (!info) return -ENOMEM;
     memset(info, 0, sizeof(*info));
-    link = &info->link; link->priv = info;
+    info->p_dev = p_dev;
+    link->priv = info;
 
     link->io.NumPorts1 = 0x20;
     link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
@@ -125,50 +120,28 @@ static dev_link_t *aha152x_attach(void)
     link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
     link->irq.IRQInfo1 = IRQ_LEVEL_ID;
     link->conf.Attributes = CONF_ENABLE_IRQ;
-    link->conf.Vcc = 50;
     link->conf.IntType = INT_MEMORY_AND_IO;
     link->conf.Present = PRESENT_OPTION;
 
-    /* Register with Card Services */
-    link->next = dev_list;
-    dev_list = link;
-    client_reg.dev_info = &dev_info;
-    client_reg.Version = 0x0210;
-    client_reg.event_callback_args.client_data = link;
-    ret = pcmcia_register_client(&link->handle, &client_reg);
-    if (ret != 0) {
-       cs_error(link->handle, RegisterClient, ret);
-       aha152x_detach(link);
-       return NULL;
-    }
-    
-    return link;
+    link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+    aha152x_config_cs(link);
+
+    return 0;
 } /* aha152x_attach */
 
 /*====================================================================*/
 
-static void aha152x_detach(dev_link_t *link)
+static void aha152x_detach(struct pcmcia_device *p_dev)
 {
-    dev_link_t **linkp;
+    dev_link_t *link = dev_to_instance(p_dev);
 
     DEBUG(0, "aha152x_detach(0x%p)\n", link);
-    
-    /* Locate device structure */
-    for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
-       if (*linkp == link) break;
-    if (*linkp == NULL)
-       return;
 
     if (link->state & DEV_CONFIG)
        aha152x_release_cs(link);
 
-    if (link->handle)
-       pcmcia_deregister_client(link->handle);
-    
     /* Unlink device structure, free bits */
-    *linkp = link->next;
     kfree(link->priv);
-    
 } /* aha152x_detach */
 
 /*====================================================================*/
@@ -246,7 +219,7 @@ static void aha152x_config_cs(dev_link_t *link)
     }
 
     sprintf(info->node.dev_name, "scsi%d", host->host_no);
-    link->dev = &info->node;
+    link->dev_node = &info->node;
     info->host = host;
 
     link->state &= ~DEV_CONFIG_PENDING;
@@ -263,53 +236,17 @@ static void aha152x_release_cs(dev_link_t *link)
        scsi_info_t *info = link->priv;
 
        aha152x_release(info->host);
-       link->dev = NULL;
-    
-       pcmcia_release_configuration(link->handle);
-       pcmcia_release_io(link->handle, &link->io);
-       pcmcia_release_irq(link->handle, &link->irq);
-    
-       link->state &= ~DEV_CONFIG;
+       pcmcia_disable_device(link->handle);
 }
 
-static int aha152x_event(event_t event, int priority,
-                        event_callback_args_t *args)
+static int aha152x_resume(struct pcmcia_device *dev)
 {
-    dev_link_t *link = args->client_data;
-    scsi_info_t *info = link->priv;
-    
-    DEBUG(0, "aha152x_event(0x%06x)\n", event);
-    
-    switch (event) {
-    case CS_EVENT_CARD_REMOVAL:
-       link->state &= ~DEV_PRESENT;
-       if (link->state & DEV_CONFIG)
-           aha152x_release_cs(link);
-       break;
-    case CS_EVENT_CARD_INSERTION:
-       link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
-       aha152x_config_cs(link);
-       break;
-    case CS_EVENT_PM_SUSPEND:
-       link->state |= DEV_SUSPEND;
-       /* Fall through... */
-    case CS_EVENT_RESET_PHYSICAL:
-       if (link->state & DEV_CONFIG)
-           pcmcia_release_configuration(link->handle);
-       break;
-    case CS_EVENT_PM_RESUME:
-       link->state &= ~DEV_SUSPEND;
-       /* Fall through... */
-    case CS_EVENT_CARD_RESET:
-       if (link->state & DEV_CONFIG) {
-           Scsi_Cmnd tmp;
-           pcmcia_request_configuration(link->handle, &link->conf);
-           tmp.device->host = info->host;
-           aha152x_host_reset(&tmp);
-       }
-       break;
-    }
-    return 0;
+       dev_link_t *link = dev_to_instance(dev);
+       scsi_info_t *info = link->priv;
+
+       aha152x_host_reset_host(info->host);
+
+       return 0;
 }
 
 static struct pcmcia_device_id aha152x_ids[] = {
@@ -327,10 +264,10 @@ static struct pcmcia_driver aha152x_cs_driver = {
        .drv            = {
                .name   = "aha152x_cs",
        },
-       .attach         = aha152x_attach,
-       .event          = aha152x_event,
-       .detach         = aha152x_detach,
+       .probe          = aha152x_attach,
+       .remove         = aha152x_detach,
        .id_table       = aha152x_ids,
+       .resume         = aha152x_resume,
 };
 
 static int __init init_aha152x_cs(void)