X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmtd%2Fmaps%2Fpcmciamtd.c;fp=drivers%2Fmtd%2Fmaps%2Fpcmciamtd.c;h=d27f4129afd3c952b5e5f33d85cec2e73d41584a;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=e37b4c1976e57f72c946366cb543bea453a235d1;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c index e37b4c197..d27f4129a 100644 --- a/drivers/mtd/maps/pcmciamtd.c +++ b/drivers/mtd/maps/pcmciamtd.c @@ -1,5 +1,5 @@ /* - * $Id: pcmciamtd.c,v 1.51 2004/07/12 22:38:29 dwmw2 Exp $ + * $Id: pcmciamtd.c,v 1.55 2005/11/07 11:14:28 gleixner Exp $ * * pcmciamtd.c - MTD driver for PCMCIA flash memory cards * @@ -18,7 +18,6 @@ #include #include -#include #include #include #include @@ -29,7 +28,7 @@ #ifdef CONFIG_MTD_DEBUG static int debug = CONFIG_MTD_DEBUG_VERBOSE; -MODULE_PARM(debug, "i"); +module_param(debug, int, 0); MODULE_PARM_DESC(debug, "Set Debug Level 0=quiet, 5=noisy"); #undef DEBUG #define DEBUG(n, format, arg...) \ @@ -49,13 +48,13 @@ static const int debug = 0; #define DRIVER_DESC "PCMCIA Flash memory card driver" -#define DRIVER_VERSION "$Revision: 1.51 $" +#define DRIVER_VERSION "$Revision: 1.55 $" /* Size of the PCMCIA address space: 26 bits = 64 MB */ #define MAX_PCMCIA_ADDR 0x4000000 struct pcmciamtd_dev { - dev_link_t link; /* PCMCIA link */ + struct pcmcia_device *p_dev; dev_node_t node; /* device node */ caddr_t win_base; /* ioremapped address of PCMCIA window */ unsigned int win_size; /* size of window */ @@ -67,9 +66,6 @@ struct pcmciamtd_dev { }; -static dev_info_t dev_info = "pcmciamtd"; -static dev_link_t *dev_list; - /* Module parameters */ /* 2 = do 16-bit transfers, 1 = do 8-bit transfers */ @@ -93,17 +89,17 @@ static int mem_type; MODULE_LICENSE("GPL"); MODULE_AUTHOR("Simon Evans "); MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_PARM(bankwidth, "i"); +module_param(bankwidth, int, 0); MODULE_PARM_DESC(bankwidth, "Set bankwidth (1=8 bit, 2=16 bit, default=2)"); -MODULE_PARM(mem_speed, "i"); +module_param(mem_speed, int, 0); MODULE_PARM_DESC(mem_speed, "Set memory access speed in ns"); -MODULE_PARM(force_size, "i"); +module_param(force_size, int, 0); MODULE_PARM_DESC(force_size, "Force size of card in MiB (1-64)"); -MODULE_PARM(setvpp, "i"); +module_param(setvpp, int, 0); MODULE_PARM_DESC(setvpp, "Set Vpp (0=Never, 1=On writes, 2=Always on, default=0)"); -MODULE_PARM(vpp, "i"); +module_param(vpp, int, 0); MODULE_PARM_DESC(vpp, "Vpp value in 1/10ths eg 33=3.3V 120=12V (Dangerous)"); -MODULE_PARM(mem_type, "i"); +module_param(mem_type, int, 0); MODULE_PARM_DESC(mem_type, "Set Memory type (0=Flash, 1=RAM, 2=ROM, default=0)"); @@ -115,8 +111,8 @@ static caddr_t remap_window(struct map_info *map, unsigned long to) memreq_t mrq; int ret; - if(!(dev->link.state & DEV_PRESENT)) { - DEBUG(1, "device removed state = 0x%4.4X", dev->link.state); + if (!pcmcia_dev_present(dev->p_dev)) { + DEBUG(1, "device removed"); return 0; } @@ -126,7 +122,7 @@ static caddr_t remap_window(struct map_info *map, unsigned long to) dev->offset, mrq.CardOffset); mrq.Page = 0; if( (ret = pcmcia_map_mem_page(win, &mrq)) != CS_SUCCESS) { - cs_error(dev->link.handle, MapMemPage, ret); + cs_error(dev->p_dev, MapMemPage, ret); return NULL; } dev->offset = mrq.CardOffset; @@ -177,7 +173,7 @@ static void pcmcia_copy_from_remap(struct map_info *map, void *to, unsigned long if(toread > len) toread = len; - + addr = remap_window(map, from); if(!addr) return; @@ -242,7 +238,7 @@ static void pcmcia_copy_to_remap(struct map_info *map, unsigned long to, const v /* read/write{8,16} copy_{from,to} routines with direct access */ -#define DEV_REMOVED(x) (!(*(u_int *)x->map_priv_1 & DEV_PRESENT)) +#define DEV_REMOVED(x) (!(pcmcia_dev_present(((struct pcmciamtd_dev *)map->map_priv_1)->p_dev))) static map_word pcmcia_read8(struct map_info *map, unsigned long ofs) { @@ -323,7 +319,7 @@ static void pcmcia_copy_to(struct map_info *map, unsigned long to, const void *f static void pcmciamtd_set_vpp(struct map_info *map, int on) { struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1; - dev_link_t *link = &dev->link; + struct pcmcia_device *link = dev->p_dev; modconf_t mod; int ret; @@ -332,9 +328,9 @@ static void pcmciamtd_set_vpp(struct map_info *map, int on) mod.Vpp1 = mod.Vpp2 = on ? dev->vpp : 0; DEBUG(2, "dev = %p on = %d vpp = %d\n", dev, on, dev->vpp); - ret = pcmcia_modify_configuration(link->handle, &mod); + ret = pcmcia_modify_configuration(link, &mod); if(ret != CS_SUCCESS) { - cs_error(link->handle, ModifyConfiguration, ret); + cs_error(link, ModifyConfiguration, ret); } } @@ -344,7 +340,7 @@ static void pcmciamtd_set_vpp(struct map_info *map, int on) * still open, this will be postponed until it is closed. */ -static void pcmciamtd_release(dev_link_t *link) +static void pcmciamtd_release(struct pcmcia_device *link) { struct pcmciamtd_dev *dev = link->priv; @@ -357,12 +353,11 @@ static void pcmciamtd_release(dev_link_t *link) } pcmcia_release_window(link->win); } - pcmcia_release_configuration(link->handle); - link->state &= ~DEV_CONFIG; + pcmcia_disable_device(link); } -static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_name) +static void card_settings(struct pcmciamtd_dev *dev, struct pcmcia_device *link, int *new_name) { int rc; tuple_t tuple; @@ -375,19 +370,19 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_ tuple.TupleOffset = 0; tuple.DesiredTuple = RETURN_FIRST_TUPLE; - rc = pcmcia_get_first_tuple(link->handle, &tuple); + rc = pcmcia_get_first_tuple(link, &tuple); while(rc == CS_SUCCESS) { - rc = pcmcia_get_tuple_data(link->handle, &tuple); + rc = pcmcia_get_tuple_data(link, &tuple); if(rc != CS_SUCCESS) { - cs_error(link->handle, GetTupleData, rc); + cs_error(link, GetTupleData, rc); break; } - rc = pcmcia_parse_tuple(link->handle, &tuple, &parse); + rc = pcmcia_parse_tuple(link, &tuple, &parse); if(rc != CS_SUCCESS) { - cs_error(link->handle, ParseTuple, rc); + cs_error(link, ParseTuple, rc); break; } - + switch(tuple.TupleCode) { case CISTPL_FORMAT: { cistpl_format_t *t = &parse.format; @@ -395,9 +390,9 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_ DEBUG(2, "Format type: %u, Error Detection: %u, offset = %u, length =%u", t->type, t->edc, t->offset, t->length); break; - + } - + case CISTPL_DEVICE: { cistpl_device_t *t = &parse.device; int i; @@ -411,7 +406,7 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_ } break; } - + case CISTPL_VERS_1: { cistpl_vers_1_t *t = &parse.version_1; int i; @@ -426,7 +421,7 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_ DEBUG(2, "Found name: %s", dev->mtd_name); break; } - + case CISTPL_JEDEC_C: { cistpl_jedec_t *t = &parse.jedec; int i; @@ -435,7 +430,7 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_ } break; } - + case CISTPL_DEVICE_GEO: { cistpl_device_geo_t *t = &parse.device_geo; int i; @@ -450,12 +445,12 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_ } break; } - + default: DEBUG(2, "Unknown tuple code %d", tuple.TupleCode); } - - rc = pcmcia_get_next_tuple(link->handle, &tuple); + + rc = pcmcia_get_next_tuple(link, &tuple); } if(!dev->pcmcia_map.size) dev->pcmcia_map.size = MAX_PCMCIA_ADDR; @@ -471,7 +466,7 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_ if(bankwidth) { dev->pcmcia_map.bankwidth = bankwidth; DEBUG(2, "bankwidth forced to %d", bankwidth); - } + } dev->pcmcia_map.name = dev->mtd_name; if(!dev->mtd_name[0]) { @@ -492,7 +487,7 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_ #define CS_CHECK(fn, ret) \ do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) -static void pcmciamtd_config(dev_link_t *link) +static int pcmciamtd_config(struct pcmcia_device *link) { struct pcmciamtd_dev *dev = link->priv; struct mtd_info *mtd = NULL; @@ -508,13 +503,10 @@ static void pcmciamtd_config(dev_link_t *link) DEBUG(3, "link=0x%p", link); - /* Configure card */ - link->state |= DEV_CONFIG; - DEBUG(2, "Validating CIS"); - ret = pcmcia_validate_cis(link->handle, &cisinfo); + ret = pcmcia_validate_cis(link, &cisinfo); if(ret != CS_SUCCESS) { - cs_error(link->handle, GetTupleData, ret); + cs_error(link, GetTupleData, ret); } else { DEBUG(2, "ValidateCIS found %d chains", cisinfo.Chains); } @@ -542,7 +534,7 @@ static void pcmciamtd_config(dev_link_t *link) req.Attributes |= (dev->pcmcia_map.bankwidth == 1) ? WIN_DATA_WIDTH_8 : WIN_DATA_WIDTH_16; req.Base = 0; req.AccessSpeed = mem_speed; - link->win = (window_handle_t)link->handle; + link->win = (window_handle_t)link; req.Size = (force_size) ? force_size << 20 : MAX_PCMCIA_ADDR; dev->win_size = 0; @@ -550,7 +542,7 @@ static void pcmciamtd_config(dev_link_t *link) int ret; DEBUG(2, "requesting window with size = %dKiB memspeed = %d", req.Size >> 10, req.AccessSpeed); - ret = pcmcia_request_window(&link->handle, &req, &link->win); + ret = pcmcia_request_window(&link, &req, &link->win); DEBUG(2, "ret = %d dev->win_size = %d", ret, dev->win_size); if(ret) { req.Size >>= 1; @@ -566,19 +558,19 @@ static void pcmciamtd_config(dev_link_t *link) if(!dev->win_size) { err("Cant allocate memory window"); pcmciamtd_release(link); - return; + return -ENODEV; } DEBUG(1, "Allocated a window of %dKiB", dev->win_size >> 10); - + /* Get write protect status */ - CS_CHECK(GetStatus, pcmcia_get_status(link->handle, &status)); + CS_CHECK(GetStatus, pcmcia_get_status(link, &status)); DEBUG(2, "status value: 0x%x window handle = 0x%8.8lx", status.CardState, (unsigned long)link->win); dev->win_base = ioremap(req.Base, req.Size); if(!dev->win_base) { err("ioremap(%lu, %u) failed", req.Base, req.Size); pcmciamtd_release(link); - return; + return -ENODEV; } DEBUG(1, "mapped window dev = %p req.base = 0x%lx base = %p size = 0x%x", dev, req.Base, dev->win_base, req.Size); @@ -588,17 +580,14 @@ static void pcmciamtd_config(dev_link_t *link) dev->pcmcia_map.map_priv_2 = (unsigned long)link->win; DEBUG(2, "Getting configuration"); - CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link->handle, &t)); + CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &t)); DEBUG(2, "Vcc = %d Vpp1 = %d Vpp2 = %d", t.Vcc, t.Vpp1, t.Vpp2); dev->vpp = (vpp) ? vpp : t.Vpp1; link->conf.Attributes = 0; - link->conf.Vcc = t.Vcc; if(setvpp == 2) { - link->conf.Vpp1 = dev->vpp; - link->conf.Vpp2 = dev->vpp; + link->conf.Vpp = dev->vpp; } else { - link->conf.Vpp1 = 0; - link->conf.Vpp2 = 0; + link->conf.Vpp = 0; } link->conf.IntType = INT_MEMORY; @@ -610,9 +599,10 @@ static void pcmciamtd_config(dev_link_t *link) link->conf.ConfigIndex = 0; link->conf.Present = t.Present; DEBUG(2, "Setting Configuration"); - ret = pcmcia_request_configuration(link->handle, &link->conf); + ret = pcmcia_request_configuration(link, &link->conf); if(ret != CS_SUCCESS) { - cs_error(link->handle, RequestConfiguration, ret); + cs_error(link, RequestConfiguration, ret); + return -ENODEV; } if(mem_type == 1) { @@ -620,20 +610,20 @@ static void pcmciamtd_config(dev_link_t *link) } else if(mem_type == 2) { mtd = do_map_probe("map_rom", &dev->pcmcia_map); } else { - for(i = 0; i < sizeof(probes) / sizeof(char *); i++) { + for(i = 0; i < ARRAY_SIZE(probes); i++) { DEBUG(1, "Trying %s", probes[i]); mtd = do_map_probe(probes[i], &dev->pcmcia_map); if(mtd) break; - + DEBUG(1, "FAILED: %s", probes[i]); } } - + if(!mtd) { DEBUG(1, "Cant find an MTD"); pcmciamtd_release(link); - return; + return -ENODEV; } dev->mtd_info = mtd; @@ -658,7 +648,6 @@ static void pcmciamtd_config(dev_link_t *link) use the faster non-remapping read/write functions */ if(mtd->size <= dev->win_size) { DEBUG(1, "Using non remapping memory functions"); - dev->pcmcia_map.map_priv_1 = (unsigned long)&(dev->link.state); dev->pcmcia_map.map_priv_2 = (unsigned long)dev->win_base; if (dev->pcmcia_map.bankwidth == 1) { dev->pcmcia_map.read = pcmcia_read8; @@ -676,71 +665,36 @@ static void pcmciamtd_config(dev_link_t *link) dev->mtd_info = NULL; err("Couldnt register MTD device"); pcmciamtd_release(link); - return; + return -ENODEV; } snprintf(dev->node.dev_name, sizeof(dev->node.dev_name), "mtd%d", mtd->index); info("mtd%d: %s", mtd->index, mtd->name); - link->state &= ~DEV_CONFIG_PENDING; - link->dev = &dev->node; - return; + link->dev_node = &dev->node; + return 0; cs_failed: - cs_error(link->handle, last_fn, last_ret); + cs_error(link, last_fn, last_ret); err("CS Error, exiting"); pcmciamtd_release(link); - return; + return -ENODEV; } -/* The card status event handler. Mostly, this schedules other - * stuff to run after an event is received. A CARD_REMOVAL event - * also sets some flags to discourage the driver from trying - * to talk to the card any more. - */ +static int pcmciamtd_suspend(struct pcmcia_device *dev) +{ + DEBUG(2, "EVENT_PM_RESUME"); + + /* get_lock(link); */ + + return 0; +} -static int pcmciamtd_event(event_t event, int priority, - event_callback_args_t *args) +static int pcmciamtd_resume(struct pcmcia_device *dev) { - dev_link_t *link = args->client_data; - - DEBUG(1, "event=0x%06x", event); - switch (event) { - case CS_EVENT_CARD_REMOVAL: - DEBUG(2, "EVENT_CARD_REMOVAL"); - link->state &= ~DEV_PRESENT; - if (link->state & DEV_CONFIG) { - struct pcmciamtd_dev *dev = link->priv; - if(dev->mtd_info) { - del_mtd_device(dev->mtd_info); - info("mtd%d: Removed", dev->mtd_info->index); - } - pcmciamtd_release(link); - } - break; - case CS_EVENT_CARD_INSERTION: - DEBUG(2, "EVENT_CARD_INSERTION"); - link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - pcmciamtd_config(link); - break; - case CS_EVENT_PM_SUSPEND: - DEBUG(2, "EVENT_PM_SUSPEND"); - link->state |= DEV_SUSPEND; - /* Fall through... */ - case CS_EVENT_RESET_PHYSICAL: - DEBUG(2, "EVENT_RESET_PHYSICAL"); - /* get_lock(link); */ - break; - case CS_EVENT_PM_RESUME: - DEBUG(2, "EVENT_PM_RESUME"); - link->state &= ~DEV_SUSPEND; - /* Fall through... */ - case CS_EVENT_CARD_RESET: - DEBUG(2, "EVENT_CARD_RESET"); - /* free_lock(link); */ - break; - default: - DEBUG(2, "Unknown event %d", event); - } + DEBUG(2, "EVENT_PM_SUSPEND"); + + /* free_lock(link); */ + return 0; } @@ -751,23 +705,18 @@ static int pcmciamtd_event(event_t event, int priority, * when the device is released. */ -static void pcmciamtd_detach(dev_link_t *link) +static void pcmciamtd_detach(struct pcmcia_device *link) { - DEBUG(3, "link=0x%p", link); + struct pcmciamtd_dev *dev = link->priv; - if(link->state & DEV_CONFIG) { - pcmciamtd_release(link); - } + DEBUG(3, "link=0x%p", link); - if (link->handle) { - int ret; - DEBUG(2, "Deregistering with card services"); - ret = pcmcia_deregister_client(link->handle); - if (ret != CS_SUCCESS) - cs_error(link->handle, DeregisterClient, ret); + if(dev->mtd_info) { + del_mtd_device(dev->mtd_info); + info("mtd%d: Removed", dev->mtd_info->index); } - link->state |= DEV_STALE_LINK; + pcmciamtd_release(link); } @@ -776,56 +725,62 @@ static void pcmciamtd_detach(dev_link_t *link) * with Card Services. */ -static dev_link_t *pcmciamtd_attach(void) +static int pcmciamtd_probe(struct pcmcia_device *link) { struct pcmciamtd_dev *dev; - dev_link_t *link; - client_reg_t client_reg; - int ret; /* Create new memory card device */ dev = kmalloc(sizeof(*dev), GFP_KERNEL); - if (!dev) return NULL; + if (!dev) return -ENOMEM; DEBUG(1, "dev=0x%p", dev); memset(dev, 0, sizeof(*dev)); - link = &dev->link; + dev->p_dev = link; link->priv = dev; link->conf.Attributes = 0; link->conf.IntType = INT_MEMORY; - link->next = dev_list; - dev_list = link; - - /* Register with Card Services */ - client_reg.dev_info = &dev_info; - client_reg.EventMask = - CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET | - CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL | - CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME; - client_reg.event_handler = &pcmciamtd_event; - client_reg.Version = 0x0210; - client_reg.event_callback_args.client_data = link; - DEBUG(2, "Calling RegisterClient"); - ret = pcmcia_register_client(&link->handle, &client_reg); - if (ret != 0) { - cs_error(link->handle, RegisterClient, ret); - pcmciamtd_detach(link); - return NULL; - } - DEBUG(2, "link = %p", link); - return link; + return pcmciamtd_config(link); } +static struct pcmcia_device_id pcmciamtd_ids[] = { + PCMCIA_DEVICE_FUNC_ID(1), + PCMCIA_DEVICE_PROD_ID123("IO DATA", "PCS-2M", "2MB SRAM", 0x547e66dc, 0x1fed36cd, 0x36eadd21), + PCMCIA_DEVICE_PROD_ID12("IBM", "2MB SRAM", 0xb569a6e5, 0x36eadd21), + PCMCIA_DEVICE_PROD_ID12("IBM", "4MB FLASH", 0xb569a6e5, 0x8bc54d2a), + PCMCIA_DEVICE_PROD_ID12("IBM", "8MB FLASH", 0xb569a6e5, 0x6df1be3e), + PCMCIA_DEVICE_PROD_ID12("Intel", "S2E20SW", 0x816cc815, 0xd14c9dcf), + PCMCIA_DEVICE_PROD_ID12("Intel", "S2E8 SW", 0x816cc815, 0xa2d7dedb), + PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-02 ", 0x40ade711, 0x145cea5c), + PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-04 ", 0x40ade711, 0x42064dda), + PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-20 ", 0x40ade711, 0x25ee5cb0), + PCMCIA_DEVICE_PROD_ID12("intel", "VALUE SERIES 100 ", 0x40ade711, 0xdf8506d8), + PCMCIA_DEVICE_PROD_ID12("KINGMAX TECHNOLOGY INC.", "SRAM 256K Bytes", 0x54d0c69c, 0xad12c29c), + PCMCIA_DEVICE_PROD_ID12("Maxtor", "MAXFL MobileMax Flash Memory Card", 0xb68968c8, 0x2dfb47b0), + PCMCIA_DEVICE_PROD_ID12("SEIKO EPSON", "WWB101EN20", 0xf9876baf, 0xad0b207b), + PCMCIA_DEVICE_PROD_ID12("SEIKO EPSON", "WWB513EN20", 0xf9876baf, 0xe8d884ad), + PCMCIA_DEVICE_PROD_ID12("Starfish, Inc.", "REX-3000", 0x05ddca47, 0xe7d67bca), + PCMCIA_DEVICE_PROD_ID12("Starfish, Inc.", "REX-4100", 0x05ddca47, 0x7bc32944), + /* the following was commented out in pcmcia-cs-3.2.7 */ + /* PCMCIA_DEVICE_PROD_ID12("RATOC Systems,Inc.", "SmartMedia ADAPTER PC Card", 0xf4a2fefe, 0x5885b2ae), */ +#ifdef CONFIG_MTD_PCMCIA_ANONYMOUS + { .match_flags = PCMCIA_DEV_ID_MATCH_ANONYMOUS, }, +#endif + PCMCIA_DEVICE_NULL +}; +MODULE_DEVICE_TABLE(pcmcia, pcmciamtd_ids); static struct pcmcia_driver pcmciamtd_driver = { .drv = { .name = "pcmciamtd" }, - .attach = pcmciamtd_attach, - .detach = pcmciamtd_detach, - .owner = THIS_MODULE + .probe = pcmciamtd_probe, + .remove = pcmciamtd_detach, + .owner = THIS_MODULE, + .id_table = pcmciamtd_ids, + .suspend = pcmciamtd_suspend, + .resume = pcmciamtd_resume, }; @@ -853,7 +808,6 @@ static void __exit exit_pcmciamtd(void) { DEBUG(1, DRIVER_DESC " unloading"); pcmcia_unregister_driver(&pcmciamtd_driver); - BUG_ON(dev_list != NULL); } module_init(init_pcmciamtd);