diff options
Diffstat (limited to 'drivers/serial/serial_cs.c')
| -rw-r--r-- | drivers/serial/serial_cs.c | 798 |
1 files changed, 0 insertions, 798 deletions
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c deleted file mode 100644 index 0d7b65f93e8..00000000000 --- a/drivers/serial/serial_cs.c +++ /dev/null @@ -1,798 +0,0 @@ -/*====================================================================== - - A driver for PCMCIA serial devices - - serial_cs.c 1.134 2002/05/04 05:48:53 - - The contents of this file are subject to the Mozilla Public - License Version 1.1 (the "License"); you may not use this file - except in compliance with the License. You may obtain a copy of - the License at http://www.mozilla.org/MPL/ - - Software distributed under the License is distributed on an "AS - IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or - implied. See the License for the specific language governing - rights and limitations under the License. - - The initial developer of the original code is David A. Hinds - <dahinds@users.sourceforge.net>. Portions created by David A. Hinds - are Copyright (C) 1999 David A. Hinds. All Rights Reserved. - - Alternatively, the contents of this file may be used under the - terms of the GNU General Public License version 2 (the "GPL"), in which - case the provisions of the GPL are applicable instead of the - above. If you wish to allow the use of your version of this file - only under the terms of the GPL and not to allow others to use - your version of this file under the MPL, indicate your decision - by deleting the provisions above and replace them with the notice - and other provisions required by the GPL. If you do not delete - the provisions above, a recipient may use your version of this - file under either the MPL or the GPL. - -======================================================================*/ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/sched.h> -#include <linux/ptrace.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/timer.h> -#include <linux/serial_core.h> -#include <linux/major.h> -#include <asm/io.h> -#include <asm/system.h> - -#include <pcmcia/version.h> -#include <pcmcia/cs_types.h> -#include <pcmcia/cs.h> -#include <pcmcia/cistpl.h> -#include <pcmcia/ciscode.h> -#include <pcmcia/ds.h> -#include <pcmcia/cisreg.h> - -#include "8250.h" - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0644); -#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) -static char *version = "serial_cs.c 1.134 2002/05/04 05:48:53 (David Hinds)"; -#else -#define DEBUG(n, args...) -#endif - -/*====================================================================*/ - -/* Parameters that can be set with 'insmod' */ - -/* Enable the speaker? */ -static int do_sound = 1; -/* Skip strict UART tests? */ -static int buggy_uart; - -module_param(do_sound, int, 0444); -module_param(buggy_uart, int, 0444); - -/*====================================================================*/ - -/* Table of multi-port card ID's */ - -struct multi_id { - u_short manfid; - u_short prodid; - int multi; /* 1 = multifunction, > 1 = # ports */ -}; - -static struct multi_id multi_id[] = { - { MANFID_OMEGA, PRODID_OMEGA_QSP_100, 4 }, - { MANFID_QUATECH, PRODID_QUATECH_DUAL_RS232, 2 }, - { MANFID_QUATECH, PRODID_QUATECH_DUAL_RS232_D1, 2 }, - { MANFID_QUATECH, PRODID_QUATECH_QUAD_RS232, 4 }, - { MANFID_SOCKET, PRODID_SOCKET_DUAL_RS232, 2 }, - { MANFID_INTEL, PRODID_INTEL_DUAL_RS232, 2 }, - { MANFID_NATINST, PRODID_NATINST_QUAD_RS232, 4 } -}; -#define MULTI_COUNT (sizeof(multi_id)/sizeof(struct multi_id)) - -struct serial_info { - dev_link_t link; - int ndev; - int multi; - int slave; - int manfid; - dev_node_t node[4]; - int line[4]; -}; - -struct serial_cfg_mem { - tuple_t tuple; - cisparse_t parse; - u_char buf[256]; -}; - - -static void serial_config(dev_link_t * link); -static int serial_event(event_t event, int priority, - event_callback_args_t * args); - -static dev_info_t dev_info = "serial_cs"; - -static dev_link_t *serial_attach(void); -static void serial_detach(dev_link_t *); - -static dev_link_t *dev_list = NULL; - -/*====================================================================== - - After a card is removed, serial_remove() will unregister - the serial device(s), and release the PCMCIA configuration. - -======================================================================*/ - -static void serial_remove(dev_link_t *link) -{ - struct serial_info *info = link->priv; - int i; - - link->state &= ~DEV_PRESENT; - - DEBUG(0, "serial_release(0x%p)\n", link); - - /* - * Recheck to see if the device is still configured. - */ - if (info->link.state & DEV_CONFIG) { - for (i = 0; i < info->ndev; i++) - serial8250_unregister_port(info->line[i]); - - info->link.dev = NULL; - - if (!info->slave) { - pcmcia_release_configuration(info->link.handle); - pcmcia_release_io(info->link.handle, &info->link.io); - pcmcia_release_irq(info->link.handle, &info->link.irq); - } - - info->link.state &= ~DEV_CONFIG; - } -} - -static void serial_suspend(dev_link_t *link) -{ - link->state |= DEV_SUSPEND; - - if (link->state & DEV_CONFIG) { - struct serial_info *info = link->priv; - int i; - - for (i = 0; i < info->ndev; i++) - serial8250_suspend_port(info->line[i]); - - if (!info->slave) - pcmcia_release_configuration(link->handle); - } -} - -static void serial_resume(dev_link_t *link) -{ - link->state &= ~DEV_SUSPEND; - - if (DEV_OK(link)) { - struct serial_info *info = link->priv; - int i; - - if (!info->slave) - pcmcia_request_configuration(link->handle, &link->conf); - - for (i = 0; i < info->ndev; i++) - serial8250_resume_port(info->line[i]); - } -} - -/*====================================================================== - - serial_attach() creates an "instance" of the driver, allocating - local data structures for one device. The device is registered - with Card Services. - -======================================================================*/ - -static dev_link_t *serial_attach(void) -{ - struct serial_info *info; - client_reg_t client_reg; - dev_link_t *link; - int ret; - - DEBUG(0, "serial_attach()\n"); - - /* Create new serial device */ - info = kmalloc(sizeof (*info), GFP_KERNEL); - if (!info) - return NULL; - memset(info, 0, sizeof (*info)); - link = &info->link; - link->priv = info; - - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; - link->conf.Attributes = CONF_ENABLE_IRQ; - if (do_sound) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } - link->conf.IntType = INT_MEMORY_AND_IO; - - /* Register with Card Services */ - link->next = dev_list; - dev_list = link; - client_reg.dev_info = &dev_info; - client_reg.EventMask = - CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL | - CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET | - CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME; - client_reg.event_handler = &serial_event; - 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); - serial_detach(link); - return NULL; - } - - return link; -} - -/*====================================================================== - - This deletes a driver "instance". The device is de-registered - with Card Services. If it has been released, all local data - structures are freed. Otherwise, the structures will be freed - when the device is released. - -======================================================================*/ - -static void serial_detach(dev_link_t * link) -{ - struct serial_info *info = link->priv; - dev_link_t **linkp; - int ret; - - DEBUG(0, "serial_detach(0x%p)\n", link); - - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) - break; - if (*linkp == NULL) - return; - - /* - * Ensure any outstanding scheduled tasks are completed. - */ - flush_scheduled_work(); - - /* - * Ensure that the ports have been released. - */ - serial_remove(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(info); -} - -/*====================================================================*/ - -static int setup_serial(client_handle_t handle, struct serial_info * info, - kio_addr_t iobase, int irq) -{ - struct uart_port port; - int line; - - memset(&port, 0, sizeof (struct uart_port)); - port.iobase = iobase; - port.irq = irq; - port.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ; - port.uartclk = 1843200; - port.dev = &handle_to_dev(handle); - if (buggy_uart) - port.flags |= UPF_BUGGY_UART; - line = serial8250_register_port(&port); - if (line < 0) { - printk(KERN_NOTICE "serial_cs: serial8250_register_port() at " - "0x%04lx, irq %d failed\n", (u_long)iobase, irq); - return -EINVAL; - } - - info->line[info->ndev] = line; - sprintf(info->node[info->ndev].dev_name, "ttyS%d", line); - info->node[info->ndev].major = TTY_MAJOR; - info->node[info->ndev].minor = 0x40 + line; - if (info->ndev > 0) - info->node[info->ndev - 1].next = &info->node[info->ndev]; - info->ndev++; - - return 0; -} - -/*====================================================================*/ - -static int -first_tuple(client_handle_t handle, tuple_t * tuple, cisparse_t * parse) -{ - int i; - i = pcmcia_get_first_tuple(handle, tuple); - if (i != CS_SUCCESS) - return CS_NO_MORE_ITEMS; - i = pcmcia_get_tuple_data(handle, tuple); - if (i != CS_SUCCESS) - return i; - return pcmcia_parse_tuple(handle, tuple, parse); -} - -static int -next_tuple(client_handle_t handle, tuple_t * tuple, cisparse_t * parse) -{ - int i; - i = pcmcia_get_next_tuple(handle, tuple); - if (i != CS_SUCCESS) - return CS_NO_MORE_ITEMS; - i = pcmcia_get_tuple_data(handle, tuple); - if (i != CS_SUCCESS) - return i; - return pcmcia_parse_tuple(handle, tuple, parse); -} - -/*====================================================================*/ - -static int simple_config(dev_link_t *link) -{ - static kio_addr_t base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; - static int size_table[2] = { 8, 16 }; - client_handle_t handle = link->handle; - struct serial_info *info = link->priv; - struct serial_cfg_mem *cfg_mem; - tuple_t *tuple; - u_char *buf; - cisparse_t *parse; - cistpl_cftable_entry_t *cf; - config_info_t config; - int i, j, try; - int s; - - cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL); - if (!cfg_mem) - return -1; - - tuple = &cfg_mem->tuple; - parse = &cfg_mem->parse; - cf = &parse->cftable_entry; - buf = cfg_mem->buf; - - /* If the card is already configured, look up the port and irq */ - i = pcmcia_get_configuration_info(handle, &config); - if ((i == CS_SUCCESS) && (config.Attributes & CONF_VALID_CLIENT)) { - kio_addr_t port = 0; - if ((config.BasePort2 != 0) && (config.NumPorts2 == 8)) { - port = config.BasePort2; - info->slave = 1; - } else if ((info->manfid == MANFID_OSITECH) && - (config.NumPorts1 == 0x40)) { - port = config.BasePort1 + 0x28; - info->slave = 1; - } - if (info->slave) { - kfree(cfg_mem); - return setup_serial(handle, info, port, config.AssignedIRQ); - } - } - link->conf.Vcc = config.Vcc; - - /* First pass: look for a config entry that looks normal. */ - tuple->TupleData = (cisdata_t *) buf; - tuple->TupleOffset = 0; - tuple->TupleDataMax = 255; - tuple->Attributes = 0; - tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; - /* Two tries: without IO aliases, then with aliases */ - for (s = 0; s < 2; s++) { - for (try = 0; try < 2; try++) { - i = first_tuple(handle, tuple, parse); - while (i != CS_NO_MORE_ITEMS) { - if (i != CS_SUCCESS) - goto next_entry; - if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM)) - link->conf.Vpp1 = link->conf.Vpp2 = - cf->vpp1.param[CISTPL_POWER_VNOM] / 10000; - if ((cf->io.nwin > 0) && (cf->io.win[0].len == size_table[s]) && - (cf->io.win[0].base != 0)) { - link->conf.ConfigIndex = cf->index; - link->io.BasePort1 = cf->io.win[0].base; - link->io.IOAddrLines = (try == 0) ? - 16 : cf->io.flags & CISTPL_IO_LINES_MASK; - i = pcmcia_request_io(link->handle, &link->io); - if (i == CS_SUCCESS) - goto found_port; - } -next_entry: - i = next_tuple(handle, tuple, parse); - } - } - } - /* Second pass: try to find an entry that isn't picky about - its base address, then try to grab any standard serial port - address, and finally try to get any free port. */ - i = first_tuple(handle, tuple, parse); - while (i != CS_NO_MORE_ITEMS) { - if ((i == CS_SUCCESS) && (cf->io.nwin > 0) && - ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) { - link->conf.ConfigIndex = cf->index; - for (j = 0; j < 5; j++) { - link->io.BasePort1 = base[j]; - link->io.IOAddrLines = base[j] ? 16 : 3; - i = pcmcia_request_io(link->handle, &link->io); - if (i == CS_SUCCESS) - goto found_port; - } - } - i = next_tuple(handle, tuple, parse); - } - - found_port: - if (i != CS_SUCCESS) { - printk(KERN_NOTICE - "serial_cs: no usable port range found, giving up\n"); - cs_error(link->handle, RequestIO, i); - kfree(cfg_mem); - return -1; - } - - i = pcmcia_request_irq(link->handle, &link->irq); - if (i != CS_SUCCESS) { - cs_error(link->handle, RequestIRQ, i); - link->irq.AssignedIRQ = 0; - } - if (info->multi && (info->manfid == MANFID_3COM)) - link->conf.ConfigIndex &= ~(0x08); - i = pcmcia_request_configuration(link->handle, &link->conf); - if (i != CS_SUCCESS) { - cs_error(link->handle, RequestConfiguration, i); - kfree(cfg_mem); - return -1; - } - kfree(cfg_mem); - return setup_serial(handle, info, link->io.BasePort1, link->irq.AssignedIRQ); -} - -static int multi_config(dev_link_t * link) -{ - client_handle_t handle = link->handle; - struct serial_info *info = link->priv; - struct serial_cfg_mem *cfg_mem; - tuple_t *tuple; - u_char *buf; - cisparse_t *parse; - cistpl_cftable_entry_t *cf; - config_info_t config; - int i, rc, base2 = 0; - - cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL); - if (!cfg_mem) - return -1; - tuple = &cfg_mem->tuple; - parse = &cfg_mem->parse; - cf = &parse->cftable_entry; - buf = cfg_mem->buf; - - i = pcmcia_get_configuration_info(handle, &config); - if (i != CS_SUCCESS) { - cs_error(handle, GetConfigurationInfo, i); - rc = -1; - goto free_cfg_mem; - } - link->conf.Vcc = config.Vcc; - - tuple->TupleData = (cisdata_t *) buf; - tuple->TupleOffset = 0; - tuple->TupleDataMax = 255; - tuple->Attributes = 0; - tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; - - /* First, look for a generic full-sized window */ - link->io.NumPorts1 = info->multi * 8; - i = first_tuple(handle, tuple, parse); - while (i != CS_NO_MORE_ITEMS) { - /* The quad port cards have bad CIS's, so just look for a - window larger than 8 ports and assume it will be right */ - if ((i == CS_SUCCESS) && (cf->io.nwin == 1) && - (cf->io.win[0].len > 8)) { - link->conf.ConfigIndex = cf->index; - link->io.BasePort1 = cf->io.win[0].base; - link->io.IOAddrLines = - cf->io.flags & CISTPL_IO_LINES_MASK; - i = pcmcia_request_io(link->handle, &link->io); - base2 = link->io.BasePort1 + 8; - if (i == CS_SUCCESS) - break; - } - i = next_tuple(handle, tuple, parse); - } - - /* If that didn't work, look for two windows */ - if (i != CS_SUCCESS) { - link->io.NumPorts1 = link->io.NumPorts2 = 8; - info->multi = 2; - i = first_tuple(handle, tuple, parse); - while (i != CS_NO_MORE_ITEMS) { - if ((i == CS_SUCCESS) && (cf->io.nwin == 2)) { - link->conf.ConfigIndex = cf->index; - link->io.BasePort1 = cf->io.win[0].base; - link->io.BasePort2 = cf->io.win[1].base; - link->io.IOAddrLines = - cf->io.flags & CISTPL_IO_LINES_MASK; - i = pcmcia_request_io(link->handle, &link->io); - base2 = link->io.BasePort2; - if (i == CS_SUCCESS) - break; - } - i = next_tuple(handle, tuple, parse); - } - } - - if (i != CS_SUCCESS) { - cs_error(link->handle, RequestIO, i); - rc = -1; - goto free_cfg_mem; - } - - i = pcmcia_request_irq(link->handle, &link->irq); - if (i != CS_SUCCESS) { - printk(KERN_NOTICE - "serial_cs: no usable port range found, giving up\n"); - cs_error(link->handle, RequestIRQ, i); - link->irq.AssignedIRQ = 0; - } - /* Socket Dual IO: this enables irq's for second port */ - if (info->multi && (info->manfid == MANFID_SOCKET)) { - link->conf.Present |= PRESENT_EXT_STATUS; - link->conf.ExtStatus = ESR_REQ_ATTN_ENA; - } - i = pcmcia_request_configuration(link->handle, &link->conf); - if (i != CS_SUCCESS) { - cs_error(link->handle, RequestConfiguration, i); - rc = -1; - goto free_cfg_mem; - } - - /* The Oxford Semiconductor OXCF950 cards are in fact single-port: - 8 registers are for the UART, the others are extra registers */ - if (info->manfid == MANFID_OXSEMI) { - if (cf->index == 1 || cf->index == 3) { - setup_serial(handle, info, base2, link->irq.AssignedIRQ); - outb(12, link->io.BasePort1 + 1); - } else { - setup_serial(handle, info, link->io.BasePort1, link->irq.AssignedIRQ); - outb(12, base2 + 1); - } - rc = 0; - goto free_cfg_mem; - } - - setup_serial(handle, info, link->io.BasePort1, link->irq.AssignedIRQ); - /* The Nokia cards are not really multiport cards */ - if (info->manfid == MANFID_NOKIA) { - rc = 0; - goto free_cfg_mem; - } - for (i = 0; i < info->multi - 1; i++) - setup_serial(handle, info, base2 + (8 * i), - link->irq.AssignedIRQ); - rc = 0; -free_cfg_mem: - kfree(cfg_mem); - return rc; -} - -/*====================================================================== - - serial_config() is scheduled to run after a CARD_INSERTION event - is received, to configure the PCMCIA socket, and to make the - serial device available to the system. - -======================================================================*/ - -void serial_config(dev_link_t * link) -{ - client_handle_t handle = link->handle; - struct serial_info *info = link->priv; - struct serial_cfg_mem *cfg_mem; - tuple_t *tuple; - u_char *buf; - cisparse_t *parse; - cistpl_cftable_entry_t *cf; - int i, last_ret, last_fn; - - DEBUG(0, "serial_config(0x%p)\n", link); - - cfg_mem = kmalloc(sizeof(struct serial_cfg_mem), GFP_KERNEL); - if (!cfg_mem) - goto failed; - - tuple = &cfg_mem->tuple; - parse = &cfg_mem->parse; - cf = &parse->cftable_entry; - buf = cfg_mem->buf; - - tuple->TupleData = (cisdata_t *) buf; - tuple->TupleOffset = 0; - tuple->TupleDataMax = 255; - tuple->Attributes = 0; - /* Get configuration register information */ - tuple->DesiredTuple = CISTPL_CONFIG; - last_ret = first_tuple(handle, tuple, parse); - if (last_ret != CS_SUCCESS) { - last_fn = ParseTuple; - goto cs_failed; - } - link->conf.ConfigBase = parse->config.base; - link->conf.Present = parse->config.rmask[0]; - - /* Configure card */ - link->state |= DEV_CONFIG; - - /* Is this a compliant multifunction card? */ - tuple->DesiredTuple = CISTPL_LONGLINK_MFC; - tuple->Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK; - info->multi = (first_tuple(handle, tuple, parse) == CS_SUCCESS); - - /* Is this a multiport card? */ - tuple->DesiredTuple = CISTPL_MANFID; - if (first_tuple(handle, tuple, parse) == CS_SUCCESS) { - info->manfid = parse->manfid.manf; - for (i = 0; i < MULTI_COUNT; i++) - if ((info->manfid == multi_id[i].manfid) && - (parse->manfid.card == multi_id[i].prodid)) - break; - if (i < MULTI_COUNT) - info->multi = multi_id[i].multi; - } - - /* Another check for dual-serial cards: look for either serial or - multifunction cards that ask for appropriate IO port ranges */ - tuple->DesiredTuple = CISTPL_FUNCID; - if ((info->multi == 0) && - ((first_tuple(handle, tuple, parse) != CS_SUCCESS) || - (parse->funcid.func == CISTPL_FUNCID_MULTI) || - (parse->funcid.func == CISTPL_FUNCID_SERIAL))) { - tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; - if (first_tuple(handle, tuple, parse) == CS_SUCCESS) { - if ((cf->io.nwin == 1) && (cf->io.win[0].len % 8 == 0)) - info->multi = cf->io.win[0].len >> 3; - if ((cf->io.nwin == 2) && (cf->io.win[0].len == 8) && - (cf->io.win[1].len == 8)) - info->multi = 2; - } - } - - if (info->multi > 1) - multi_config(link); - else - simple_config(link); - - if (info->ndev == 0) - goto failed; - - if (info->manfid == MANFID_IBM) { - conf_reg_t reg = { 0, CS_READ, 0x800, 0 }; - last_ret = pcmcia_access_configuration_register(link->handle, ®); - if (last_ret) { - last_fn = AccessConfigurationRegister; - goto cs_failed; - } - reg.Action = CS_WRITE; - reg.Value = reg.Value | 1; - last_ret = pcmcia_access_configuration_register(link->handle, ®); - if (last_ret) { - last_fn = AccessConfigurationRegister; - goto cs_failed; - } - } - - link->dev = &info->node[0]; - link->state &= ~DEV_CONFIG_PENDING; - kfree(cfg_mem); - return; - - cs_failed: - cs_error(link->handle, last_fn, last_ret); - failed: - serial_remove(link); - link->state &= ~DEV_CONFIG_PENDING; - kfree(cfg_mem); -} - -/*====================================================================== - - 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 serial drivers from - talking to the ports. - -======================================================================*/ - -static int -serial_event(event_t event, int priority, event_callback_args_t * args) -{ - dev_link_t *link = args->client_data; - struct serial_info *info = link->priv; - - DEBUG(1, "serial_event(0x%06x)\n", event); - - switch (event) { - case CS_EVENT_CARD_REMOVAL: - serial_remove(link); - break; - - case CS_EVENT_CARD_INSERTION: - link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; - serial_config(link); - break; - - case CS_EVENT_PM_SUSPEND: - serial_suspend(link); - break; - - case CS_EVENT_RESET_PHYSICAL: - if ((link->state & DEV_CONFIG) && !info->slave) - pcmcia_release_configuration(link->handle); - break; - - case CS_EVENT_PM_RESUME: - serial_resume(link); - break; - - case CS_EVENT_CARD_RESET: - if (DEV_OK(link) && !info->slave) - pcmcia_request_configuration(link->handle, &link->conf); - break; - } - return 0; -} - -static struct pcmcia_driver serial_cs_driver = { - .owner = THIS_MODULE, - .drv = { - .name = "serial_cs", - }, - .attach = serial_attach, - .detach = serial_detach, -}; - -static int __init init_serial_cs(void) -{ - return pcmcia_register_driver(&serial_cs_driver); -} - -static void __exit exit_serial_cs(void) -{ - pcmcia_unregister_driver(&serial_cs_driver); - BUG_ON(dev_list != NULL); -} - -module_init(init_serial_cs); -module_exit(exit_serial_cs); - -MODULE_LICENSE("GPL"); |