#include <linux/parport.h>
#include <linux/parport_pc.h>
-#include <pcmcia/version.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
MODULE_DESCRIPTION("PCMCIA parallel port card driver");
MODULE_LICENSE("Dual MPL/GPL");
-#define INT_MODULE_PARM(n, v) static int n = v; MODULE_PARM(n, "i")
-
-/* Bit map of interrupts to choose from */
-INT_MODULE_PARM(irq_mask, 0xdeb8);
-static int irq_list[4] = { -1 };
-MODULE_PARM(irq_list, "1-4i");
+#define INT_MODULE_PARM(n, v) static int n = v; module_param(n, int, 0)
INT_MODULE_PARM(epp_mode, 1);
#define FORCE_EPP_MODE 0x08
typedef struct parport_info_t {
- dev_link_t link;
+ struct pcmcia_device *p_dev;
int ndev;
dev_node_t node;
struct parport *port;
} parport_info_t;
-static dev_link_t *parport_attach(void);
-static void parport_detach(dev_link_t *);
-static void parport_config(dev_link_t *link);
-static void parport_cs_release(dev_link_t *);
-static int parport_event(event_t event, int priority,
- event_callback_args_t *args);
-
-static dev_info_t dev_info = "parport_cs";
-static dev_link_t *dev_list = NULL;
+static void parport_detach(struct pcmcia_device *p_dev);
+static int parport_config(struct pcmcia_device *link);
+static void parport_cs_release(struct pcmcia_device *);
/*======================================================================
======================================================================*/
-static dev_link_t *parport_attach(void)
+static int parport_probe(struct pcmcia_device *link)
{
parport_info_t *info;
- dev_link_t *link;
- client_reg_t client_reg;
- int i, ret;
-
+
DEBUG(0, "parport_attach()\n");
/* Create new parport device */
info = kmalloc(sizeof(*info), GFP_KERNEL);
- if (!info) return NULL;
+ if (!info) return -ENOMEM;
memset(info, 0, sizeof(*info));
- link = &info->link; link->priv = info;
+ link->priv = info;
+ info->p_dev = link;
link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
link->io.Attributes2 = IO_DATA_PATH_WIDTH_8;
link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
- link->irq.IRQInfo1 = IRQ_INFO2_VALID|IRQ_LEVEL_ID;
- if (irq_list[0] == -1)
- link->irq.IRQInfo2 = irq_mask;
- else
- for (i = 0; i < 4; i++)
- link->irq.IRQInfo2 |= 1 << irq_list[i];
+ link->irq.IRQInfo1 = IRQ_LEVEL_ID;
link->conf.Attributes = CONF_ENABLE_IRQ;
- link->conf.Vcc = 50;
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.Attributes = INFO_IO_CLIENT | INFO_CARD_SHARE;
- 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 = &parport_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);
- parport_detach(link);
- return NULL;
- }
-
- return link;
+
+ return parport_config(link);
} /* parport_attach */
/*======================================================================
======================================================================*/
-static void parport_detach(dev_link_t *link)
+static void parport_detach(struct pcmcia_device *link)
{
- dev_link_t **linkp;
- int ret;
-
DEBUG(0, "parport_detach(0x%p)\n", link);
-
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link) break;
- if (*linkp == NULL)
- return;
-
- if (link->state & DEV_CONFIG)
- parport_cs_release(link);
-
- if (link->handle) {
- ret = pcmcia_deregister_client(link->handle);
- if (ret != CS_SUCCESS)
- cs_error(link->handle, DeregisterClient, ret);
- }
-
- /* Unlink, free device structure */
- *linkp = link->next;
+
+ parport_cs_release(link);
+
kfree(link->priv);
-
} /* parport_detach */
/*======================================================================
#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-void parport_config(dev_link_t *link)
+static int parport_config(struct pcmcia_device *link)
{
- client_handle_t handle = link->handle;
parport_info_t *info = link->priv;
tuple_t tuple;
u_short buf[128];
cisparse_t parse;
- config_info_t conf;
cistpl_cftable_entry_t *cfg = &parse.cftable_entry;
cistpl_cftable_entry_t dflt = { 0 };
struct parport *p;
tuple.TupleData = (cisdata_t *)buf;
tuple.TupleOffset = 0; tuple.TupleDataMax = 255;
- tuple.Attributes = 0;
- tuple.DesiredTuple = CISTPL_CONFIG;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
- CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
- CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
- link->conf.ConfigBase = parse.config.base;
- link->conf.Present = parse.config.rmask[0];
-
- /* Configure card */
- link->state |= DEV_CONFIG;
-
- /* Not sure if this is right... look up the current Vcc */
- CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(handle, &conf));
-
tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
tuple.Attributes = 0;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
+ CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
while (1) {
- if (pcmcia_get_tuple_data(handle, &tuple) != 0 ||
- pcmcia_parse_tuple(handle, &tuple, &parse) != 0)
+ if (pcmcia_get_tuple_data(link, &tuple) != 0 ||
+ pcmcia_parse_tuple(link, &tuple, &parse) != 0)
goto next_entry;
if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
link->io.BasePort2 = io->win[1].base;
link->io.NumPorts2 = io->win[1].len;
}
- if (pcmcia_request_io(link->handle, &link->io) != 0)
+ if (pcmcia_request_io(link, &link->io) != 0)
goto next_entry;
/* If we've got this far, we're done */
break;
next_entry:
if (cfg->flags & CISTPL_CFTABLE_DEFAULT) dflt = *cfg;
- CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
+ CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
}
- CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq));
- CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
+ CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
+ CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
- release_region(link->io.BasePort1, link->io.NumPorts1);
- if (link->io.NumPorts2)
- release_region(link->io.BasePort2, link->io.NumPorts2);
p = parport_pc_probe_port(link->io.BasePort1, link->io.BasePort2,
link->irq.AssignedIRQ, PARPORT_DMA_NONE,
NULL);
info->node.minor = p->number;
info->port = p;
strcpy(info->node.dev_name, p->name);
- link->dev = &info->node;
+ link->dev_node = &info->node;
+
+ return 0;
- link->state &= ~DEV_CONFIG_PENDING;
- return;
-
cs_failed:
- cs_error(link->handle, last_fn, last_ret);
+ cs_error(link, last_fn, last_ret);
failed:
parport_cs_release(link);
- link->state &= ~DEV_CONFIG_PENDING;
-
+ return -ENODEV;
} /* parport_config */
/*======================================================================
======================================================================*/
-void parport_cs_release(dev_link_t *link)
+void parport_cs_release(struct pcmcia_device *link)
{
- parport_info_t *info = link->priv;
-
- DEBUG(0, "parport_release(0x%p)\n", link);
-
- if (info->ndev) {
- struct parport *p = info->port;
- parport_pc_unregister_port(p);
- request_region(link->io.BasePort1, link->io.NumPorts1,
- info->node.dev_name);
- if (link->io.NumPorts2)
- request_region(link->io.BasePort2, link->io.NumPorts2,
- info->node.dev_name);
- }
- info->ndev = 0;
- link->dev = NULL;
-
- pcmcia_release_configuration(link->handle);
- pcmcia_release_io(link->handle, &link->io);
- pcmcia_release_irq(link->handle, &link->irq);
-
- link->state &= ~DEV_CONFIG;
+ parport_info_t *info = link->priv;
-} /* parport_cs_release */
+ DEBUG(0, "parport_release(0x%p)\n", link);
-/*======================================================================
+ if (info->ndev) {
+ struct parport *p = info->port;
+ parport_pc_unregister_port(p);
+ }
+ info->ndev = 0;
- The card status event handler. Mostly, this schedules other
- stuff to run after an event is received.
-
-======================================================================*/
+ pcmcia_disable_device(link);
+} /* parport_cs_release */
-int parport_event(event_t event, int priority,
- event_callback_args_t *args)
-{
- dev_link_t *link = args->client_data;
- DEBUG(1, "parport_event(0x%06x)\n", event);
-
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- link->state &= ~DEV_PRESENT;
- if (link->state & DEV_CONFIG)
- parport_cs_release(link);
- break;
- case CS_EVENT_CARD_INSERTION:
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- parport_config(link);
- break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
- break;
- case CS_EVENT_PM_RESUME:
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- if (DEV_OK(link))
- pcmcia_request_configuration(link->handle, &link->conf);
- break;
- }
- return 0;
-} /* parport_event */
+static struct pcmcia_device_id parport_ids[] = {
+ PCMCIA_DEVICE_FUNC_ID(3),
+ PCMCIA_MFC_DEVICE_PROD_ID12(1,"Elan","Serial+Parallel Port: SP230",0x3beb8cf2,0xdb9e58bc),
+ PCMCIA_DEVICE_MANF_CARD(0x0137, 0x0003),
+ PCMCIA_DEVICE_NULL
+};
+MODULE_DEVICE_TABLE(pcmcia, parport_ids);
static struct pcmcia_driver parport_cs_driver = {
.owner = THIS_MODULE,
.drv = {
.name = "parport_cs",
},
- .attach = parport_attach,
- .detach = parport_detach,
+ .probe = parport_probe,
+ .remove = parport_detach,
+ .id_table = parport_ids,
};
static int __init init_parport_cs(void)
static void __exit exit_parport_cs(void)
{
pcmcia_unregister_driver(&parport_cs_driver);
-
- /* XXX: this really needs to move into generic code.. */
- while (dev_list != NULL)
- parport_detach(dev_list);
}
module_init(init_parport_cs);