diff options
Diffstat (limited to 'drivers/char/pcmcia/ipwireless/main.c')
| -rw-r--r-- | drivers/char/pcmcia/ipwireless/main.c | 347 |
1 files changed, 0 insertions, 347 deletions
diff --git a/drivers/char/pcmcia/ipwireless/main.c b/drivers/char/pcmcia/ipwireless/main.c deleted file mode 100644 index 444155a305a..00000000000 --- a/drivers/char/pcmcia/ipwireless/main.c +++ /dev/null @@ -1,347 +0,0 @@ -/* - * IPWireless 3G PCMCIA Network Driver - * - * Original code - * by Stephen Blackheath <stephen@blacksapphire.com>, - * Ben Martel <benm@symmetric.co.nz> - * - * Copyrighted as follows: - * Copyright (C) 2004 by Symmetric Systems Ltd (NZ) - * - * Various driver changes and rewrites, port to new kernels - * Copyright (C) 2006-2007 Jiri Kosina - * - * Misc code cleanups and updates - * Copyright (C) 2007 David Sterba - */ - -#include "hardware.h" -#include "network.h" -#include "main.h" -#include "tty.h" - -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/sched.h> -#include <linux/slab.h> - -#include <pcmcia/cisreg.h> -#include <pcmcia/device_id.h> -#include <pcmcia/ss.h> -#include <pcmcia/ds.h> - -static struct pcmcia_device_id ipw_ids[] = { - PCMCIA_DEVICE_MANF_CARD(0x02f2, 0x0100), - PCMCIA_DEVICE_MANF_CARD(0x02f2, 0x0200), - PCMCIA_DEVICE_NULL -}; -MODULE_DEVICE_TABLE(pcmcia, ipw_ids); - -static void ipwireless_detach(struct pcmcia_device *link); - -/* - * Module params - */ -/* Debug mode: more verbose, print sent/recv bytes */ -int ipwireless_debug; -int ipwireless_loopback; -int ipwireless_out_queue = 10; - -module_param_named(debug, ipwireless_debug, int, 0); -module_param_named(loopback, ipwireless_loopback, int, 0); -module_param_named(out_queue, ipwireless_out_queue, int, 0); -MODULE_PARM_DESC(debug, "switch on debug messages [0]"); -MODULE_PARM_DESC(loopback, - "debug: enable ras_raw channel [0]"); -MODULE_PARM_DESC(out_queue, "debug: set size of outgoing PPP queue [10]"); - -/* Executes in process context. */ -static void signalled_reboot_work(struct work_struct *work_reboot) -{ - struct ipw_dev *ipw = container_of(work_reboot, struct ipw_dev, - work_reboot); - struct pcmcia_device *link = ipw->link; - pcmcia_reset_card(link->socket); -} - -static void signalled_reboot_callback(void *callback_data) -{ - struct ipw_dev *ipw = (struct ipw_dev *) callback_data; - - /* Delegate to process context. */ - schedule_work(&ipw->work_reboot); -} - -static int ipwireless_probe(struct pcmcia_device *p_dev, void *priv_data) -{ - struct ipw_dev *ipw = priv_data; - int ret; - - p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; - p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; - - /* 0x40 causes it to generate level mode interrupts. */ - /* 0x04 enables IREQ pin. */ - p_dev->config_index |= 0x44; - p_dev->io_lines = 16; - ret = pcmcia_request_io(p_dev); - if (ret) - return ret; - - if (!request_region(p_dev->resource[0]->start, - resource_size(p_dev->resource[0]), - IPWIRELESS_PCCARD_NAME)) { - ret = -EBUSY; - goto exit; - } - - p_dev->resource[2]->flags |= - WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_CM | WIN_ENABLE; - - ret = pcmcia_request_window(p_dev, p_dev->resource[2], 0); - if (ret != 0) - goto exit1; - - ret = pcmcia_map_mem_page(p_dev, p_dev->resource[2], p_dev->card_addr); - if (ret != 0) - goto exit1; - - ipw->is_v2_card = resource_size(p_dev->resource[2]) == 0x100; - - ipw->common_memory = ioremap(p_dev->resource[2]->start, - resource_size(p_dev->resource[2])); - if (!request_mem_region(p_dev->resource[2]->start, - resource_size(p_dev->resource[2]), - IPWIRELESS_PCCARD_NAME)) { - ret = -EBUSY; - goto exit2; - } - - p_dev->resource[3]->flags |= WIN_DATA_WIDTH_16 | WIN_MEMORY_TYPE_AM | - WIN_ENABLE; - p_dev->resource[3]->end = 0; /* this used to be 0x1000 */ - ret = pcmcia_request_window(p_dev, p_dev->resource[3], 0); - if (ret != 0) - goto exit3; - - ret = pcmcia_map_mem_page(p_dev, p_dev->resource[3], 0); - if (ret != 0) - goto exit3; - - ipw->attr_memory = ioremap(p_dev->resource[3]->start, - resource_size(p_dev->resource[3])); - if (!request_mem_region(p_dev->resource[3]->start, - resource_size(p_dev->resource[3]), - IPWIRELESS_PCCARD_NAME)) { - ret = -EBUSY; - goto exit4; - } - - return 0; - -exit4: - iounmap(ipw->attr_memory); -exit3: - release_mem_region(p_dev->resource[2]->start, - resource_size(p_dev->resource[2])); -exit2: - iounmap(ipw->common_memory); -exit1: - release_region(p_dev->resource[0]->start, - resource_size(p_dev->resource[0])); -exit: - pcmcia_disable_device(p_dev); - return ret; -} - -static int config_ipwireless(struct ipw_dev *ipw) -{ - struct pcmcia_device *link = ipw->link; - int ret = 0; - - ipw->is_v2_card = 0; - link->config_flags |= CONF_AUTO_SET_IO | CONF_AUTO_SET_IOMEM | - CONF_ENABLE_IRQ; - - ret = pcmcia_loop_config(link, ipwireless_probe, ipw); - if (ret != 0) - return ret; - - INIT_WORK(&ipw->work_reboot, signalled_reboot_work); - - ipwireless_init_hardware_v1(ipw->hardware, link->resource[0]->start, - ipw->attr_memory, ipw->common_memory, - ipw->is_v2_card, signalled_reboot_callback, - ipw); - - ret = pcmcia_request_irq(link, ipwireless_interrupt); - if (ret != 0) - goto exit; - - printk(KERN_INFO IPWIRELESS_PCCARD_NAME ": Card type %s\n", - ipw->is_v2_card ? "V2/V3" : "V1"); - printk(KERN_INFO IPWIRELESS_PCCARD_NAME - ": I/O ports %pR, irq %d\n", link->resource[0], - (unsigned int) link->irq); - if (ipw->attr_memory && ipw->common_memory) - printk(KERN_INFO IPWIRELESS_PCCARD_NAME - ": attr memory %pR, common memory %pR\n", - link->resource[3], - link->resource[2]); - - ipw->network = ipwireless_network_create(ipw->hardware); - if (!ipw->network) - goto exit; - - ipw->tty = ipwireless_tty_create(ipw->hardware, ipw->network); - if (!ipw->tty) - goto exit; - - ipwireless_init_hardware_v2_v3(ipw->hardware); - - /* - * Do the RequestConfiguration last, because it enables interrupts. - * Then we don't get any interrupts before we're ready for them. - */ - ret = pcmcia_enable_device(link); - if (ret != 0) - goto exit; - - return 0; - -exit: - if (ipw->common_memory) { - release_mem_region(link->resource[2]->start, - resource_size(link->resource[2])); - iounmap(ipw->common_memory); - } - if (ipw->attr_memory) { - release_mem_region(link->resource[3]->start, - resource_size(link->resource[3])); - iounmap(ipw->attr_memory); - } - pcmcia_disable_device(link); - return -1; -} - -static void release_ipwireless(struct ipw_dev *ipw) -{ - release_region(ipw->link->resource[0]->start, - resource_size(ipw->link->resource[0])); - if (ipw->common_memory) { - release_mem_region(ipw->link->resource[2]->start, - resource_size(ipw->link->resource[2])); - iounmap(ipw->common_memory); - } - if (ipw->attr_memory) { - release_mem_region(ipw->link->resource[3]->start, - resource_size(ipw->link->resource[3])); - iounmap(ipw->attr_memory); - } - pcmcia_disable_device(ipw->link); -} - -/* - * ipwireless_attach() creates an "instance" of the driver, allocating - * local data structures for one device (one interface). The device - * is registered with Card Services. - * - * The pcmcia_device structure is initialized, but we don't actually - * configure the card at this point -- we wait until we receive a - * card insertion event. - */ -static int ipwireless_attach(struct pcmcia_device *link) -{ - struct ipw_dev *ipw; - int ret; - - ipw = kzalloc(sizeof(struct ipw_dev), GFP_KERNEL); - if (!ipw) - return -ENOMEM; - - ipw->link = link; - link->priv = ipw; - - ipw->hardware = ipwireless_hardware_create(); - if (!ipw->hardware) { - kfree(ipw); - return -ENOMEM; - } - /* RegisterClient will call config_ipwireless */ - - ret = config_ipwireless(ipw); - - if (ret != 0) { - ipwireless_detach(link); - return ret; - } - - return 0; -} - -/* - * 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 ipwireless_detach(struct pcmcia_device *link) -{ - struct ipw_dev *ipw = link->priv; - - release_ipwireless(ipw); - - if (ipw->tty != NULL) - ipwireless_tty_free(ipw->tty); - if (ipw->network != NULL) - ipwireless_network_free(ipw->network); - if (ipw->hardware != NULL) - ipwireless_hardware_free(ipw->hardware); - kfree(ipw); -} - -static struct pcmcia_driver me = { - .owner = THIS_MODULE, - .probe = ipwireless_attach, - .remove = ipwireless_detach, - .name = IPWIRELESS_PCCARD_NAME, - .id_table = ipw_ids -}; - -/* - * Module insertion : initialisation of the module. - * Register the card with cardmgr... - */ -static int __init init_ipwireless(void) -{ - int ret; - - ret = ipwireless_tty_init(); - if (ret != 0) - return ret; - - ret = pcmcia_register_driver(&me); - if (ret != 0) - ipwireless_tty_release(); - - return ret; -} - -/* - * Module removal - */ -static void __exit exit_ipwireless(void) -{ - pcmcia_unregister_driver(&me); - ipwireless_tty_release(); -} - -module_init(init_ipwireless); -module_exit(exit_ipwireless); - -MODULE_AUTHOR(IPWIRELESS_PCMCIA_AUTHOR); -MODULE_DESCRIPTION(IPWIRELESS_PCCARD_NAME " " IPWIRELESS_PCMCIA_VERSION); -MODULE_LICENSE("GPL"); |