diff options
Diffstat (limited to 'drivers/isdn/hisax/elsa_cs.c')
-rw-r--r-- | drivers/isdn/hisax/elsa_cs.c | 112 |
1 files changed, 39 insertions, 73 deletions
diff --git a/drivers/isdn/hisax/elsa_cs.c b/drivers/isdn/hisax/elsa_cs.c index 062fb8f0739f..e18e75be8ed3 100644 --- a/drivers/isdn/hisax/elsa_cs.c +++ b/drivers/isdn/hisax/elsa_cs.c @@ -94,8 +94,8 @@ module_param(protocol, int, 0); handler. */ -static void elsa_cs_config(dev_link_t *link); -static void elsa_cs_release(dev_link_t *link); +static int elsa_cs_config(struct pcmcia_device *link); +static void elsa_cs_release(struct pcmcia_device *link); /* The attach() and detach() entry points are used to create and destroy @@ -111,7 +111,7 @@ static void elsa_cs_detach(struct pcmcia_device *p_dev); example, ethernet cards, modems). In other cases, there may be many actual or logical devices (SCSI adapters, memory cards with multiple partitions). The dev_node_t structures need to be kept - in a linked list starting at the 'dev' field of a dev_link_t + in a linked list starting at the 'dev' field of a struct pcmcia_device structure. We allocate them in the card's private data structure, because they generally shouldn't be allocated dynamically. In this case, we also provide a flag to indicate if a device is @@ -121,7 +121,7 @@ static void elsa_cs_detach(struct pcmcia_device *p_dev); */ typedef struct local_info_t { - dev_link_t link; + struct pcmcia_device *p_dev; dev_node_t node; int busy; int cardnr; @@ -139,9 +139,8 @@ typedef struct local_info_t { ======================================================================*/ -static int elsa_cs_attach(struct pcmcia_device *p_dev) +static int elsa_cs_probe(struct pcmcia_device *link) { - dev_link_t *link; local_info_t *local; DEBUG(0, "elsa_cs_attach()\n"); @@ -150,8 +149,11 @@ static int elsa_cs_attach(struct pcmcia_device *p_dev) local = kmalloc(sizeof(local_info_t), GFP_KERNEL); if (!local) return -ENOMEM; memset(local, 0, sizeof(local_info_t)); + + local->p_dev = link; + link->priv = local; + local->cardnr = -1; - link = &local->link; link->priv = local; /* Interrupt setup */ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING|IRQ_FIRST_SHARED; @@ -170,16 +172,9 @@ static int elsa_cs_attach(struct pcmcia_device *p_dev) link->io.IOAddrLines = 3; link->conf.Attributes = CONF_ENABLE_IRQ; - link->conf.Vcc = 50; link->conf.IntType = INT_MEMORY_AND_IO; - link->handle = p_dev; - p_dev->instance = link; - - link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - elsa_cs_config(link); - - return 0; + return elsa_cs_config(link); } /* elsa_cs_attach */ /*====================================================================== @@ -191,20 +186,16 @@ static int elsa_cs_attach(struct pcmcia_device *p_dev) ======================================================================*/ -static void elsa_cs_detach(struct pcmcia_device *p_dev) +static void elsa_cs_detach(struct pcmcia_device *link) { - dev_link_t *link = dev_to_instance(p_dev); - local_info_t *info = link->priv; + local_info_t *info = link->priv; - DEBUG(0, "elsa_cs_detach(0x%p)\n", link); + DEBUG(0, "elsa_cs_detach(0x%p)\n", link); - if (link->state & DEV_CONFIG) { - info->busy = 1; - elsa_cs_release(link); - } - - kfree(info); + info->busy = 1; + elsa_cs_release(link); + kfree(info); } /* elsa_cs_detach */ /*====================================================================== @@ -214,7 +205,7 @@ static void elsa_cs_detach(struct pcmcia_device *p_dev) device available to the system. ======================================================================*/ -static int get_tuple(client_handle_t handle, tuple_t *tuple, +static int get_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) { int i = pcmcia_get_tuple_data(handle, tuple); @@ -222,7 +213,7 @@ static int get_tuple(client_handle_t handle, tuple_t *tuple, return pcmcia_parse_tuple(handle, tuple, parse); } -static int first_tuple(client_handle_t handle, tuple_t *tuple, +static int first_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) { int i = pcmcia_get_first_tuple(handle, tuple); @@ -230,7 +221,7 @@ static int first_tuple(client_handle_t handle, tuple_t *tuple, return get_tuple(handle, tuple, parse); } -static int next_tuple(client_handle_t handle, tuple_t *tuple, +static int next_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) { int i = pcmcia_get_next_tuple(handle, tuple); @@ -238,9 +229,8 @@ static int next_tuple(client_handle_t handle, tuple_t *tuple, return get_tuple(handle, tuple, parse); } -static void elsa_cs_config(dev_link_t *link) +static int elsa_cs_config(struct pcmcia_device *link) { - client_handle_t handle; tuple_t tuple; cisparse_t parse; local_info_t *dev; @@ -250,7 +240,6 @@ static void elsa_cs_config(dev_link_t *link) IsdnCard_t icard; DEBUG(0, "elsa_config(0x%p)\n", link); - handle = link->handle; dev = link->priv; /* @@ -262,7 +251,7 @@ static void elsa_cs_config(dev_link_t *link) tuple.TupleDataMax = 255; tuple.TupleOffset = 0; tuple.Attributes = 0; - i = first_tuple(handle, &tuple, &parse); + i = first_tuple(link, &tuple, &parse); if (i != CS_SUCCESS) { last_fn = ParseTuple; goto cs_failed; @@ -270,32 +259,29 @@ static void elsa_cs_config(dev_link_t *link) link->conf.ConfigBase = parse.config.base; link->conf.Present = parse.config.rmask[0]; - /* Configure card */ - link->state |= DEV_CONFIG; - tuple.TupleData = (cisdata_t *)buf; tuple.TupleOffset = 0; tuple.TupleDataMax = 255; tuple.Attributes = 0; tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - i = first_tuple(handle, &tuple, &parse); + i = first_tuple(link, &tuple, &parse); while (i == CS_SUCCESS) { if ( (cf->io.nwin > 0) && cf->io.win[0].base) { printk(KERN_INFO "(elsa_cs: looks like the 96 model)\n"); link->conf.ConfigIndex = cf->index; link->io.BasePort1 = cf->io.win[0].base; - i = pcmcia_request_io(link->handle, &link->io); + i = pcmcia_request_io(link, &link->io); if (i == CS_SUCCESS) break; } else { printk(KERN_INFO "(elsa_cs: looks like the 97 model)\n"); link->conf.ConfigIndex = cf->index; for (i = 0, j = 0x2f0; j > 0x100; j -= 0x10) { link->io.BasePort1 = j; - i = pcmcia_request_io(link->handle, &link->io); + i = pcmcia_request_io(link, &link->io); if (i == CS_SUCCESS) break; } break; } - i = next_tuple(handle, &tuple, &parse); + i = next_tuple(link, &tuple, &parse); } if (i != CS_SUCCESS) { @@ -303,14 +289,14 @@ static void elsa_cs_config(dev_link_t *link) goto cs_failed; } - i = pcmcia_request_irq(link->handle, &link->irq); + i = pcmcia_request_irq(link, &link->irq); if (i != CS_SUCCESS) { link->irq.AssignedIRQ = 0; last_fn = RequestIRQ; goto cs_failed; } - i = pcmcia_request_configuration(link->handle, &link->conf); + i = pcmcia_request_configuration(link, &link->conf); if (i != CS_SUCCESS) { last_fn = RequestConfiguration; goto cs_failed; @@ -321,14 +307,11 @@ static void elsa_cs_config(dev_link_t *link) sprintf(dev->node.dev_name, "elsa"); dev->node.major = dev->node.minor = 0x0; - link->dev = &dev->node; + link->dev_node = &dev->node; /* Finally, report what we've done */ - printk(KERN_INFO "%s: index 0x%02x: Vcc %d.%d", - dev->node.dev_name, link->conf.ConfigIndex, - link->conf.Vcc/10, link->conf.Vcc%10); - if (link->conf.Vpp1) - printk(", Vpp %d.%d", link->conf.Vpp1/10, link->conf.Vpp1%10); + printk(KERN_INFO "%s: index 0x%02x: ", + dev->node.dev_name, link->conf.ConfigIndex); if (link->conf.Attributes & CONF_ENABLE_IRQ) printk(", irq %d", link->irq.AssignedIRQ); if (link->io.NumPorts1) @@ -339,8 +322,6 @@ static void elsa_cs_config(dev_link_t *link) link->io.BasePort2+link->io.NumPorts2-1); printk("\n"); - link->state &= ~DEV_CONFIG_PENDING; - icard.para[0] = link->irq.AssignedIRQ; icard.para[1] = link->io.BasePort1; icard.protocol = protocol; @@ -354,10 +335,11 @@ static void elsa_cs_config(dev_link_t *link) } else ((local_info_t*)link->priv)->cardnr = i; - return; + return 0; cs_failed: - cs_error(link->handle, last_fn, i); + cs_error(link, last_fn, i); elsa_cs_release(link); + return -ENODEV; } /* elsa_cs_config */ /*====================================================================== @@ -368,7 +350,7 @@ cs_failed: ======================================================================*/ -static void elsa_cs_release(dev_link_t *link) +static void elsa_cs_release(struct pcmcia_device *link) { local_info_t *local = link->priv; @@ -380,39 +362,23 @@ static void elsa_cs_release(dev_link_t *link) HiSax_closecard(local->cardnr); } } - /* Unlink the device chain */ - link->dev = NULL; - - /* Don't bother checking to see if these succeed or not */ - if (link->win) - pcmcia_release_window(link->win); - 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); } /* elsa_cs_release */ -static int elsa_suspend(struct pcmcia_device *p_dev) +static int elsa_suspend(struct pcmcia_device *link) { - dev_link_t *link = dev_to_instance(p_dev); local_info_t *dev = link->priv; - link->state |= DEV_SUSPEND; dev->busy = 1; - if (link->state & DEV_CONFIG) - pcmcia_release_configuration(link->handle); return 0; } -static int elsa_resume(struct pcmcia_device *p_dev) +static int elsa_resume(struct pcmcia_device *link) { - dev_link_t *link = dev_to_instance(p_dev); local_info_t *dev = link->priv; - link->state &= ~DEV_SUSPEND; - if (link->state & DEV_CONFIG) - pcmcia_request_configuration(link->handle, &link->conf); dev->busy = 0; return 0; @@ -430,7 +396,7 @@ static struct pcmcia_driver elsa_cs_driver = { .drv = { .name = "elsa_cs", }, - .probe = elsa_cs_attach, + .probe = elsa_cs_probe, .remove = elsa_cs_detach, .id_table = elsa_ids, .suspend = elsa_suspend, |