diff options
Diffstat (limited to 'drivers/serial/serial_cs.c')
-rw-r--r-- | drivers/serial/serial_cs.c | 151 |
1 files changed, 45 insertions, 106 deletions
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index ff4617e2142..fc413f0f8dd 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -54,14 +54,6 @@ #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 /*====================================================================*/ @@ -121,24 +113,20 @@ static void quirk_setup_brainboxes_0104(struct pcmcia_device *link, struct uart_ static int quirk_post_ibm(struct pcmcia_device *link) { conf_reg_t reg = { 0, CS_READ, 0x800, 0 }; - int last_ret, last_fn; + int ret; + + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; - last_ret = pcmcia_access_configuration_register(link, ®); - 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, ®); - if (last_ret) { - last_fn = AccessConfigurationRegister; - goto cs_failed; - } + ret = pcmcia_access_configuration_register(link, ®); + if (ret) + goto failed; return 0; - cs_failed: - cs_error(link, last_fn, last_ret); + failed: return -ENODEV; } @@ -283,7 +271,7 @@ static void serial_remove(struct pcmcia_device *link) struct serial_info *info = link->priv; int i; - DEBUG(0, "serial_release(0x%p)\n", link); + dev_dbg(&link->dev, "serial_release\n"); /* * Recheck to see if the device is still configured. @@ -334,7 +322,7 @@ static int serial_probe(struct pcmcia_device *link) { struct serial_info *info; - DEBUG(0, "serial_attach()\n"); + dev_dbg(&link->dev, "serial_attach()\n"); /* Create new serial device */ info = kzalloc(sizeof (*info), GFP_KERNEL); @@ -346,7 +334,6 @@ static int serial_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; - link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; if (do_sound) { link->conf.Attributes |= CONF_ENABLE_SPKR; @@ -370,7 +357,7 @@ static void serial_detach(struct pcmcia_device *link) { struct serial_info *info = link->priv; - DEBUG(0, "serial_detach(0x%p)\n", link); + dev_dbg(&link->dev, "serial_detach\n"); /* * Ensure any outstanding scheduled tasks are completed. @@ -399,7 +386,7 @@ static int setup_serial(struct pcmcia_device *handle, struct serial_info * info, port.irq = irq; port.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_SHARE_IRQ; port.uartclk = 1843200; - port.dev = &handle_to_dev(handle); + port.dev = &handle->dev; if (buggy_uart) port.flags |= UPF_BUGGY_UART; @@ -426,21 +413,6 @@ static int setup_serial(struct pcmcia_device *handle, struct serial_info * info, /*====================================================================*/ -static int -first_tuple(struct pcmcia_device *handle, tuple_t * tuple, cisparse_t * parse) -{ - int i; - i = pcmcia_get_first_tuple(handle, tuple); - if (i != 0) - return i; - i = pcmcia_get_tuple_data(handle, tuple); - if (i != 0) - return i; - return pcmcia_parse_tuple(tuple, parse); -} - -/*====================================================================*/ - static int simple_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cf, cistpl_cftable_entry_t *dflt, @@ -522,15 +494,13 @@ static int simple_config(struct pcmcia_device *link) printk(KERN_NOTICE "serial_cs: no usable port range found, giving up\n"); - cs_error(link, RequestIO, i); return -1; found_port: i = pcmcia_request_irq(link, &link->irq); - if (i != 0) { - cs_error(link, RequestIRQ, i); + if (i != 0) link->irq.AssignedIRQ = 0; - } + if (info->multi && (info->manfid == MANFID_3COM)) link->conf.ConfigIndex &= ~(0x08); @@ -541,10 +511,8 @@ found_port: info->quirk->config(link); i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - cs_error(link, RequestConfiguration, i); + if (i != 0) return -1; - } return setup_serial(link, info, link->io.BasePort1, link->irq.AssignedIRQ); } @@ -613,7 +581,6 @@ static int multi_config(struct pcmcia_device *link) /* FIXME: comment does not fit, error handling does not fit */ printk(KERN_NOTICE "serial_cs: no usable port range found, giving up\n"); - cs_error(link, RequestIRQ, i); link->irq.AssignedIRQ = 0; } @@ -624,10 +591,8 @@ static int multi_config(struct pcmcia_device *link) info->quirk->config(link); i = pcmcia_request_configuration(link, &link->conf); - if (i != 0) { - cs_error(link, RequestConfiguration, i); + if (i != 0) return -ENODEV; - } /* The Oxford Semiconductor OXCF950 cards are in fact single-port: * 8 registers are for the UART, the others are extra registers. @@ -665,6 +630,25 @@ static int multi_config(struct pcmcia_device *link) return 0; } +static int serial_check_for_multi(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cf, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) +{ + struct serial_info *info = p_dev->priv; + + 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; + + return 0; /* break */ +} + + /*====================================================================== serial_config() is scheduled to run after a CARD_INSERTION event @@ -676,46 +660,14 @@ static int multi_config(struct pcmcia_device *link) static int serial_config(struct pcmcia_device * link) { 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; + int i; - 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(link, tuple, parse); - if (last_ret != 0) { - last_fn = ParseTuple; - goto cs_failed; - } - link->conf.ConfigBase = parse->config.base; - link->conf.Present = parse->config.rmask[0]; + dev_dbg(&link->dev, "serial_config\n"); /* Is this a compliant multifunction card? */ - tuple->DesiredTuple = CISTPL_LONGLINK_MFC; - tuple->Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK; - info->multi = (first_tuple(link, tuple, parse) == 0); + info->multi = (link->socket->functions > 1); /* Is this a multiport card? */ - tuple->DesiredTuple = CISTPL_MANFID; info->manfid = link->manf_id; info->prodid = link->card_id; @@ -730,20 +682,11 @@ static int serial_config(struct pcmcia_device * link) /* 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) && (link->has_func_id) && ((link->func_id == CISTPL_FUNCID_MULTI) || - (link->func_id == CISTPL_FUNCID_SERIAL))) { - tuple->DesiredTuple = CISTPL_CFTABLE_ENTRY; - if (first_tuple(link, tuple, parse) == 0) { - 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; - } - } + (link->func_id == CISTPL_FUNCID_SERIAL))) + pcmcia_loop_config(link, serial_check_for_multi, info); /* * Apply any multi-port quirk. @@ -768,14 +711,10 @@ static int serial_config(struct pcmcia_device * link) goto failed; link->dev_node = &info->node[0]; - kfree(cfg_mem); return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: serial_remove(link); - kfree(cfg_mem); return -ENODEV; } @@ -879,10 +818,10 @@ static struct pcmcia_device_id serial_ids[] = { PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "cis/DP83903.cis"), PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "cis/3CXEM556.cis"), PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "cis/3CXEM556.cis"), - PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */ - PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0x0710, "SW_7xx_SER.cis"), /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */ - PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */ - PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */ + PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "cis/SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */ + PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC710/AC750", 0xd85f6206, 0x761b11e0, "cis/SW_7xx_SER.cis"), /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */ + PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "cis/SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */ + PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "cis/SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */ PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "cis/MT5634ZLX.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-2", 0x96913a85, 0x27ab5437, "cis/COMpad2.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "cis/COMpad4.cis"), |