static void sedlbauer_detach(struct pcmcia_device *link) { DEBUG(0, "sedlbauer_detach(0x%p)\n", link); ((local_info_t *)link->priv)->stop = 1; sedlbauer_release(link); /* This points to the parent local_info_t struct */ kfree(link->priv); } /* sedlbauer_detach */
static int __devinit sedlbauer_config(struct pcmcia_device *link) { int ret; IsdnCard_t icard; dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link); link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_CHECK_VCC | CONF_AUTO_SET_VPP | CONF_AUTO_AUDIO | CONF_AUTO_SET_IO; ret = pcmcia_loop_config(link, sedlbauer_config_check, NULL); if (ret) goto failed; ret = pcmcia_enable_device(link); if (ret) goto failed; icard.para[0] = link->irq; icard.para[1] = link->resource[0]->start; icard.protocol = protocol; icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA; ret = hisax_init_pcmcia(link, &(((local_info_t *)link->priv)->stop), &icard); if (ret < 0) { printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d with %pR\n", ret, link->resource[0]); sedlbauer_release(link); return -ENODEV; } else ((local_info_t *)link->priv)->cardnr = ret; return 0; failed: sedlbauer_release(link); return -ENODEV; } /* sedlbauer_config */
static int sedlbauer_config(struct pcmcia_device *link) { local_info_t *dev = link->priv; tuple_t tuple; cisparse_t parse; int last_fn, last_ret; u8 buf[64]; config_info_t conf; win_req_t req; memreq_t map; IsdnCard_t icard; DEBUG(0, "sedlbauer_config(0x%p)\n", link); /* This reads the card's CONFIG tuple to find its configuration registers. */ tuple.DesiredTuple = CISTPL_CONFIG; tuple.Attributes = 0; tuple.TupleData = buf; tuple.TupleDataMax = sizeof(buf); tuple.TupleOffset = 0; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple)); CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse)); link->conf.ConfigBase = parse.config.base; link->conf.Present = parse.config.rmask[0]; CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &conf)); /* In this loop, we scan the CIS for configuration table entries, each of which describes a valid card configuration, including voltage, IO window, memory window, and interrupt settings. We make no assumptions about the card to be configured: we use just the information available in the CIS. In an ideal world, this would work for any PCMCIA card, but it requires a complete and accurate CIS. In practice, a driver usually "knows" most of these things without consulting the CIS, and most client drivers will only use the CIS to fill in implementation-defined details. */ tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); while (1) { cistpl_cftable_entry_t dflt = { 0 }; cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); if (pcmcia_get_tuple_data(link, &tuple) != 0 || pcmcia_parse_tuple(link, &tuple, &parse) != 0) goto next_entry; if (cfg->flags & CISTPL_CFTABLE_DEFAULT) dflt = *cfg; if (cfg->index == 0) goto next_entry; link->conf.ConfigIndex = cfg->index; /* Does this card need audio output? */ if (cfg->flags & CISTPL_CFTABLE_AUDIO) { link->conf.Attributes |= CONF_ENABLE_SPKR; link->conf.Status = CCSR_AUDIO_ENA; } /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ if (cfg->vcc.present & (1<<CISTPL_POWER_VNOM)) { if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM]/10000) goto next_entry; } else if (dflt.vcc.present & (1<<CISTPL_POWER_VNOM)) { if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM]/10000) goto next_entry; } if (cfg->vpp1.present & (1<<CISTPL_POWER_VNOM)) link->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM]/10000; else if (dflt.vpp1.present & (1<<CISTPL_POWER_VNOM)) link->conf.Vpp = dflt.vpp1.param[CISTPL_POWER_VNOM]/10000; /* Do we need to allocate an interrupt? */ if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) link->conf.Attributes |= CONF_ENABLE_IRQ; /* IO window settings */ link->io.NumPorts1 = link->io.NumPorts2 = 0; if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; if (!(io->flags & CISTPL_IO_8BIT)) link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; if (!(io->flags & CISTPL_IO_16BIT)) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; /* new in dummy.cs 2001/01/28 MN link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK; */ link->io.BasePort1 = io->win[0].base; link->io.NumPorts1 = io->win[0].len; if (io->nwin > 1) { link->io.Attributes2 = link->io.Attributes1; link->io.BasePort2 = io->win[1].base; link->io.NumPorts2 = io->win[1].len; } /* This reserves IO space but doesn't actually enable it */ if (pcmcia_request_io(link, &link->io) != 0) goto next_entry; } /* Now set up a common memory window, if needed. There is room in the struct pcmcia_device structure for one memory window handle, but if the base addresses need to be saved, or if multiple windows are needed, the info should go in the private data structure for this device. Note that the memory window base is a physical address, and needs to be mapped to virtual space with ioremap() before it is used. */ if ((cfg->mem.nwin > 0) || (dflt.mem.nwin > 0)) { cistpl_mem_t *mem = (cfg->mem.nwin) ? &cfg->mem : &dflt.mem; req.Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM; req.Attributes |= WIN_ENABLE; req.Base = mem->win[0].host_addr; req.Size = mem->win[0].len; /* new in dummy.cs 2001/01/28 MN if (req.Size < 0x1000) req.Size = 0x1000; */ req.AccessSpeed = 0; if (pcmcia_request_window(&link, &req, &link->win) != 0) goto next_entry; map.Page = 0; map.CardOffset = mem->win[0].card_addr; if (pcmcia_map_mem_page(link->win, &map) != 0) goto next_entry; } /* If we got this far, we're cool! */ break; next_entry: CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple)); } /* Allocate an interrupt line. Note that this does not assign a handler to the interrupt, unless the 'Handler' member of the irq structure is initialized. */ if (link->conf.Attributes & CONF_ENABLE_IRQ) CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); /* This actually configures the PCMCIA socket -- setting up the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); /* At this point, the dev_node_t structure(s) need to be initialized and arranged in a linked list at link->dev. */ sprintf(dev->node.dev_name, "sedlbauer"); dev->node.major = dev->node.minor = 0; link->dev_node = &dev->node; /* Finally, report what we've done */ printk(KERN_INFO "%s: index 0x%02x:", dev->node.dev_name, link->conf.ConfigIndex); if (link->conf.Vpp) printk(", Vpp %d.%d", link->conf.Vpp/10, link->conf.Vpp%10); if (link->conf.Attributes & CONF_ENABLE_IRQ) printk(", irq %d", link->irq.AssignedIRQ); if (link->io.NumPorts1) printk(", io 0x%04x-0x%04x", link->io.BasePort1, link->io.BasePort1+link->io.NumPorts1-1); if (link->io.NumPorts2) printk(" & 0x%04x-0x%04x", link->io.BasePort2, link->io.BasePort2+link->io.NumPorts2-1); if (link->win) printk(", mem 0x%06lx-0x%06lx", req.Base, req.Base+req.Size-1); printk("\n"); icard.para[0] = link->irq.AssignedIRQ; icard.para[1] = link->io.BasePort1; icard.protocol = protocol; icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA; last_ret = hisax_init_pcmcia(link, &(((local_info_t*)link->priv)->stop), &icard); if (last_ret < 0) { printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d at i/o %#x\n", last_ret, link->io.BasePort1); sedlbauer_release(link); return -ENODEV; } else ((local_info_t*)link->priv)->cardnr = last_ret; return 0; cs_failed: cs_error(link, last_fn, last_ret); sedlbauer_release(link); return -ENODEV; } /* sedlbauer_config */
static int __devinit sedlbauer_config(struct pcmcia_device *link) { win_req_t *req; int ret; IsdnCard_t icard; dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link); req = kzalloc(sizeof(win_req_t), GFP_KERNEL); if (!req) return -ENOMEM; /* In this loop, we scan the CIS for configuration table entries, each of which describes a valid card configuration, including voltage, IO window, memory window, and interrupt settings. We make no assumptions about the card to be configured: we use just the information available in the CIS. In an ideal world, this would work for any PCMCIA card, but it requires a complete and accurate CIS. In practice, a driver usually "knows" most of these things without consulting the CIS, and most client drivers will only use the CIS to fill in implementation-defined details. */ ret = pcmcia_loop_config(link, sedlbauer_config_check, req); if (ret) goto failed; /* This actually configures the PCMCIA socket -- setting up the I/O windows and the interrupt mapping, and putting the card and host interface into "Memory and IO" mode. */ ret = pcmcia_request_configuration(link, &link->conf); if (ret) goto failed; /* Finally, report what we've done */ dev_info(&link->dev, "index 0x%02x:", link->conf.ConfigIndex); if (link->conf.Vpp) printk(", Vpp %d.%d", link->conf.Vpp/10, link->conf.Vpp%10); if (link->conf.Attributes & CONF_ENABLE_IRQ) printk(", irq %d", link->irq); if (link->io.NumPorts1) printk(", io 0x%04x-0x%04x", link->io.BasePort1, link->io.BasePort1+link->io.NumPorts1-1); if (link->io.NumPorts2) printk(" & 0x%04x-0x%04x", link->io.BasePort2, link->io.BasePort2+link->io.NumPorts2-1); if (link->win) printk(", mem 0x%06lx-0x%06lx", req->Base, req->Base+req->Size-1); printk("\n"); icard.para[0] = link->irq; icard.para[1] = link->io.BasePort1; icard.protocol = protocol; icard.typ = ISDN_CTYPE_SEDLBAUER_PCMCIA; ret = hisax_init_pcmcia(link, &(((local_info_t *)link->priv)->stop), &icard); if (ret < 0) { printk(KERN_ERR "sedlbauer_cs: failed to initialize SEDLBAUER PCMCIA %d at i/o %#x\n", ret, link->io.BasePort1); sedlbauer_release(link); return -ENODEV; } else ((local_info_t *)link->priv)->cardnr = ret; return 0; failed: sedlbauer_release(link); return -ENODEV; } /* sedlbauer_config */