diff options
Diffstat (limited to 'drivers/telephony/ixj_pcmcia.c')
-rw-r--r-- | drivers/telephony/ixj_pcmcia.c | 112 |
1 files changed, 40 insertions, 72 deletions
diff --git a/drivers/telephony/ixj_pcmcia.c b/drivers/telephony/ixj_pcmcia.c index 57c0c6e3fbe..d3a7b0c3d38 100644 --- a/drivers/telephony/ixj_pcmcia.c +++ b/drivers/telephony/ixj_pcmcia.c @@ -34,24 +34,19 @@ typedef struct ixj_info_t { struct ixj *port; } ixj_info_t; -static dev_link_t *ixj_attach(void); -static void ixj_detach(dev_link_t *); +static void ixj_detach(struct pcmcia_device *p_dev); static void ixj_config(dev_link_t * link); static void ixj_cs_release(dev_link_t * link); -static int ixj_event(event_t event, int priority, event_callback_args_t * args); -static dev_info_t dev_info = "ixj_cs"; -static dev_link_t *dev_list = NULL; -static dev_link_t *ixj_attach(void) +static int ixj_attach(struct pcmcia_device *p_dev) { - client_reg_t client_reg; dev_link_t *link; - int ret; + DEBUG(0, "ixj_attach()\n"); /* Create new ixj device */ link = kmalloc(sizeof(struct dev_link_t), GFP_KERNEL); if (!link) - return NULL; + return -ENOMEM; memset(link, 0, sizeof(struct dev_link_t)); link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; @@ -61,44 +56,29 @@ static dev_link_t *ixj_attach(void) link->priv = kmalloc(sizeof(struct ixj_info_t), GFP_KERNEL); if (!link->priv) { kfree(link); - return NULL; + return -ENOMEM; } memset(link->priv, 0, sizeof(struct ixj_info_t)); - /* 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 != CS_SUCCESS) { - cs_error(link->handle, RegisterClient, ret); - ixj_detach(link); - return NULL; - } - return link; + + link->handle = p_dev; + p_dev->instance = link; + + link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; + ixj_config(link); + + return 0; } -static void ixj_detach(dev_link_t * link) +static void ixj_detach(struct pcmcia_device *p_dev) { - dev_link_t **linkp; - int ret; + dev_link_t *link = dev_to_instance(p_dev); + DEBUG(0, "ixj_detach(0x%p)\n", link); - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) - break; - if (*linkp == NULL) - return; + link->state &= ~DEV_RELEASE_PENDING; if (link->state & DEV_CONFIG) ixj_cs_release(link); - if (link->handle) { - ret = pcmcia_deregister_client(link->handle); - if (ret != CS_SUCCESS) - cs_error(link->handle, DeregisterClient, ret); - } - /* Unlink device structure, free bits */ - *linkp = link->next; + kfree(link->priv); kfree(link); } @@ -255,37 +235,25 @@ static void ixj_cs_release(dev_link_t *link) link->state &= ~DEV_CONFIG; } -static int ixj_event(event_t event, int priority, event_callback_args_t * args) +static int ixj_suspend(struct pcmcia_device *dev) { - dev_link_t *link = args->client_data; - DEBUG(1, "ixj_event(0x%06x)\n", event); - switch (event) { - case CS_EVENT_CARD_REMOVAL: - link->state &= ~DEV_PRESENT; - if (link->state & DEV_CONFIG) { - link->state |= DEV_RELEASE_PENDING; - ixj_cs_release(link); - } - break; - case CS_EVENT_CARD_INSERTION: - link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - ixj_config(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 (DEV_OK(link)) - pcmcia_request_configuration(link->handle, &link->conf); - break; - } + dev_link_t *link = dev_to_instance(dev); + + link->state |= DEV_SUSPEND; + if (link->state & DEV_CONFIG) + pcmcia_release_configuration(link->handle); + + return 0; +} + +static int ixj_resume(struct pcmcia_device *dev) +{ + dev_link_t *link = dev_to_instance(dev); + + link->state &= ~DEV_SUSPEND; + if (DEV_OK(link)) + pcmcia_request_configuration(link->handle, &link->conf); + return 0; } @@ -300,10 +268,11 @@ static struct pcmcia_driver ixj_driver = { .drv = { .name = "ixj_cs", }, - .attach = ixj_attach, - .event = ixj_event, - .detach = ixj_detach, + .probe = ixj_attach, + .remove = ixj_detach, .id_table = ixj_ids, + .suspend = ixj_suspend, + .resume = ixj_resume, }; static int __init ixj_pcmcia_init(void) @@ -314,7 +283,6 @@ static int __init ixj_pcmcia_init(void) static void ixj_pcmcia_exit(void) { pcmcia_unregister_driver(&ixj_driver); - BUG_ON(dev_list != NULL); } module_init(ixj_pcmcia_init); |