======================================================================*/
-#include <linux/config.h>
#ifdef __IN_PCMCIA_PACKAGE__
#include <pcmcia/k_compat.h>
#endif
event handler.
*/
-static void airo_config(dev_link_t *link);
-static void airo_release(dev_link_t *link);
+static int airo_config(struct pcmcia_device *link);
+static void airo_release(struct pcmcia_device *link);
/*
The attach() and detach() entry points are used to create and destroy
/*
A linked list of "instances" of the aironet device. Each actual
PCMCIA card corresponds to one device instance, and is described
- by one dev_link_t structure (defined in ds.h).
+ by one struct pcmcia_device structure (defined in ds.h).
You may not want to use a linked list for this -- for example, the
- memory card driver uses an array of dev_link_t pointers, where minor
+ memory card driver uses an array of struct pcmcia_device pointers, where minor
device numbers are used to derive the corresponding array index.
*/
example, ethernet cards, modems). In other cases, there may be
many actual or logical devices (SCSI adapters, memory cards with
multiple partitions). The dev_node_t structures need to be kept
- in a linked list starting at the 'dev' field of a dev_link_t
+ in a linked list starting at the 'dev' field of a struct pcmcia_device
structure. We allocate them in the card's private data structure,
because they generally shouldn't be allocated dynamically.
======================================================================*/
-static int airo_attach(struct pcmcia_device *p_dev)
+static int airo_probe(struct pcmcia_device *p_dev)
{
- dev_link_t *link;
local_info_t *local;
DEBUG(0, "airo_attach()\n");
- /* Initialize the dev_link_t structure */
- link = kzalloc(sizeof(struct dev_link_t), GFP_KERNEL);
- if (!link) {
- printk(KERN_ERR "airo_cs: no memory for new device\n");
- return -ENOMEM;
- }
-
/* Interrupt setup */
- link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
- link->irq.IRQInfo1 = IRQ_LEVEL_ID;
- link->irq.Handler = NULL;
+ p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
+ p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ p_dev->irq.Handler = NULL;
/*
General socket configuration defaults can go here. In this
and attributes of IO windows) are fixed by the nature of the
device, and can be hard-wired here.
*/
- link->conf.Attributes = 0;
- link->conf.Vcc = 50;
- link->conf.IntType = INT_MEMORY_AND_IO;
+ p_dev->conf.Attributes = 0;
+ p_dev->conf.IntType = INT_MEMORY_AND_IO;
/* Allocate space for private device-specific data */
local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
if (!local) {
printk(KERN_ERR "airo_cs: no memory for new device\n");
- kfree (link);
return -ENOMEM;
}
- link->priv = local;
-
- link->handle = p_dev;
- p_dev->instance = link;
-
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- airo_config(link);
+ p_dev->priv = local;
- return 0;
+ return airo_config(p_dev);
} /* airo_attach */
/*======================================================================
======================================================================*/
-static void airo_detach(struct pcmcia_device *p_dev)
+static void airo_detach(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
-
DEBUG(0, "airo_detach(0x%p)\n", link);
- if (link->state & DEV_CONFIG)
- airo_release(link);
+ airo_release(link);
if ( ((local_info_t*)link->priv)->eth_dev ) {
stop_airo_card( ((local_info_t*)link->priv)->eth_dev, 0 );
((local_info_t*)link->priv)->eth_dev = NULL;
kfree(link->priv);
- kfree(link);
} /* airo_detach */
/*======================================================================
#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-static void airo_config(dev_link_t *link)
+static int airo_cs_config_check(struct pcmcia_device *p_dev,
+ cistpl_cftable_entry_t *cfg,
+ cistpl_cftable_entry_t *dflt,
+ unsigned int vcc,
+ void *priv_data)
+{
+ win_req_t *req = priv_data;
+
+ if (cfg->index == 0)
+ return -ENODEV;
+
+ /* Does this card need audio output? */
+ if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
+ p_dev->conf.Attributes |= CONF_ENABLE_SPKR;
+ p_dev->conf.Status = CCSR_AUDIO_ENA;
+ }
+
+ /* Use power settings for Vcc and Vpp if present */
+ /* Note that the CIS values need to be rescaled */
+ if (cfg->vpp1.present & (1<<CISTPL_POWER_VNOM))
+ p_dev->conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM]/10000;
+ else if (dflt->vpp1.present & (1<<CISTPL_POWER_VNOM))
+ p_dev->conf.Vpp = dflt->vpp1.param[CISTPL_POWER_VNOM]/10000;
+
+ /* Do we need to allocate an interrupt? */
+ if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1)
+ p_dev->conf.Attributes |= CONF_ENABLE_IRQ;
+
+ /* IO window settings */
+ p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0;
+ if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
+ cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
+ p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
+ if (!(io->flags & CISTPL_IO_8BIT))
+ p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
+ if (!(io->flags & CISTPL_IO_16BIT))
+ p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
+ p_dev->io.BasePort1 = io->win[0].base;
+ p_dev->io.NumPorts1 = io->win[0].len;
+ if (io->nwin > 1) {
+ p_dev->io.Attributes2 = p_dev->io.Attributes1;
+ p_dev->io.BasePort2 = io->win[1].base;
+ p_dev->io.NumPorts2 = io->win[1].len;
+ }
+ }
+
+ /* This reserves IO space but doesn't actually enable it */
+ if (pcmcia_request_io(p_dev, &p_dev->io) != 0)
+ return -ENODEV;
+
+ /*
+ Now set up a common memory window, if needed. There is room
+ in the struct pcmcia_device structure for one memory window handle,
+ but if the base addresses need to be saved, or if multiple
+ windows are needed, the info should go in the private data
+ structure for this device.
+
+ Note that the memory window base is a physical address, and
+ needs to be mapped to virtual space with ioremap() before it
+ is used.
+ */
+ if ((cfg->mem.nwin > 0) || (dflt->mem.nwin > 0)) {
+ cistpl_mem_t *mem = (cfg->mem.nwin) ? &cfg->mem : &dflt->mem;
+ memreq_t map;
+ req->Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM;
+ req->Base = mem->win[0].host_addr;
+ req->Size = mem->win[0].len;
+ req->AccessSpeed = 0;
+ if (pcmcia_request_window(&p_dev, req, &p_dev->win) != 0)
+ return -ENODEV;
+ map.Page = 0;
+ map.CardOffset = mem->win[0].card_addr;
+ if (pcmcia_map_mem_page(p_dev->win, &map) != 0)
+ return -ENODEV;
+ }
+ /* If we got this far, we're cool! */
+ return 0;
+}
+
+
+static int airo_config(struct pcmcia_device *link)
{
- client_handle_t handle;
- tuple_t tuple;
- cisparse_t parse;
local_info_t *dev;
+ win_req_t *req;
int last_fn, last_ret;
- u_char buf[64];
- win_req_t req;
- memreq_t map;
-
- handle = link->handle;
+
dev = link->priv;
DEBUG(0, "airo_config(0x%p)\n", link);
-
+
+ req = kzalloc(sizeof(win_req_t), GFP_KERNEL);
+ if (!req)
+ return -ENOMEM;
+
/*
- This reads the card's CONFIG tuple to find its configuration
- registers.
- */
- tuple.DesiredTuple = CISTPL_CONFIG;
- tuple.Attributes = 0;
- tuple.TupleData = buf;
- tuple.TupleDataMax = sizeof(buf);
- tuple.TupleOffset = 0;
- 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;
-
+ * In this loop, we scan the CIS for configuration table
+ * entries, each of which describes a valid card
+ * configuration, including voltage, IO window, memory window,
+ * and interrupt settings.
+ *
+ * We make no assumptions about the card to be configured: we
+ * use just the information available in the CIS. In an ideal
+ * world, this would work for any PCMCIA card, but it requires
+ * a complete and accurate CIS. In practice, a driver usually
+ * "knows" most of these things without consulting the CIS,
+ * and most client drivers will only use the CIS to fill in
+ * implementation-defined details.
+ */
+ last_ret = pcmcia_loop_config(link, airo_cs_config_check, req);
+ if (last_ret)
+ goto failed;
+
/*
- In this loop, we scan the CIS for configuration table entries,
- each of which describes a valid card configuration, including
- voltage, IO window, memory window, and interrupt settings.
-
- We make no assumptions about the card to be configured: we use
- just the information available in the CIS. In an ideal world,
- this would work for any PCMCIA card, but it requires a complete
- and accurate CIS. In practice, a driver usually "knows" most of
- these things without consulting the CIS, and most client drivers
- will only use the CIS to fill in implementation-defined details.
+ Allocate an interrupt line. Note that this does not assign a
+ handler to the interrupt, unless the 'Handler' member of the
+ irq structure is initialized.
*/
- tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
- while (1) {
- cistpl_cftable_entry_t dflt = { 0 };
- cistpl_cftable_entry_t *cfg = &(parse.cftable_entry);
- if (pcmcia_get_tuple_data(handle, &tuple) != 0 ||
- pcmcia_parse_tuple(handle, &tuple, &parse) != 0)
- goto next_entry;
-
- if (cfg->flags & CISTPL_CFTABLE_DEFAULT) dflt = *cfg;
- if (cfg->index == 0) goto next_entry;
- link->conf.ConfigIndex = cfg->index;
-
- /* Does this card need audio output? */
- if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
- link->conf.Attributes |= CONF_ENABLE_SPKR;
- link->conf.Status = CCSR_AUDIO_ENA;
- }
-
- /* Use power settings for Vcc and Vpp if present */
- /* Note that the CIS values need to be rescaled */
- if (cfg->vcc.present & (1<<CISTPL_POWER_VNOM))
- link->conf.Vcc = cfg->vcc.param[CISTPL_POWER_VNOM]/10000;
- else if (dflt.vcc.present & (1<<CISTPL_POWER_VNOM))
- link->conf.Vcc = dflt.vcc.param[CISTPL_POWER_VNOM]/10000;
-
- if (cfg->vpp1.present & (1<<CISTPL_POWER_VNOM))
- link->conf.Vpp1 = link->conf.Vpp2 =
- cfg->vpp1.param[CISTPL_POWER_VNOM]/10000;
- else if (dflt.vpp1.present & (1<<CISTPL_POWER_VNOM))
- link->conf.Vpp1 = link->conf.Vpp2 =
- dflt.vpp1.param[CISTPL_POWER_VNOM]/10000;
-
- /* Do we need to allocate an interrupt? */
- if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1)
- link->conf.Attributes |= CONF_ENABLE_IRQ;
-
- /* IO window settings */
- link->io.NumPorts1 = link->io.NumPorts2 = 0;
- if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
- cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
- link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
- if (!(io->flags & CISTPL_IO_8BIT))
- link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
- if (!(io->flags & CISTPL_IO_16BIT))
- link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
- link->io.BasePort1 = io->win[0].base;
- link->io.NumPorts1 = io->win[0].len;
- if (io->nwin > 1) {
- link->io.Attributes2 = link->io.Attributes1;
- link->io.BasePort2 = io->win[1].base;
- link->io.NumPorts2 = io->win[1].len;
- }
- }
-
- /* This reserves IO space but doesn't actually enable it */
- if (pcmcia_request_io(link->handle, &link->io) != 0)
- goto next_entry;
-
- /*
- Now set up a common memory window, if needed. There is room
- in the dev_link_t structure for one memory window handle,
- but if the base addresses need to be saved, or if multiple
- windows are needed, the info should go in the private data
- structure for this device.
-
- Note that the memory window base is a physical address, and
- needs to be mapped to virtual space with ioremap() before it
- is used.
- */
- if ((cfg->mem.nwin > 0) || (dflt.mem.nwin > 0)) {
- cistpl_mem_t *mem =
- (cfg->mem.nwin) ? &cfg->mem : &dflt.mem;
- req.Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM;
- req.Base = mem->win[0].host_addr;
- req.Size = mem->win[0].len;
- req.AccessSpeed = 0;
- if (pcmcia_request_window(&link->handle, &req, &link->win) != 0)
- goto next_entry;
- map.Page = 0; map.CardOffset = mem->win[0].card_addr;
- if (pcmcia_map_mem_page(link->win, &map) != 0)
- goto next_entry;
- }
- /* If we got this far, we're cool! */
- break;
-
- next_entry:
- CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple));
- }
-
- /*
- Allocate an interrupt line. Note that this does not assign a
- handler to the interrupt, unless the 'Handler' member of the
- irq structure is initialized.
- */
if (link->conf.Attributes & CONF_ENABLE_IRQ)
- CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
+ CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
/*
This actually configures the PCMCIA socket -- setting up
the I/O windows and the interrupt mapping, and putting the
card and host interface into "Memory and IO" mode.
*/
- CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf));
+ CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
((local_info_t*)link->priv)->eth_dev =
init_airo_card( link->irq.AssignedIRQ,
- link->io.BasePort1, 1, &handle_to_dev(handle) );
+ link->io.BasePort1, 1, &handle_to_dev(link) );
if (!((local_info_t*)link->priv)->eth_dev) goto cs_failed;
/*
At this point, the dev_node_t structure(s) need to be
- initialized and arranged in a linked list at link->dev.
+ initialized and arranged in a linked list at link->dev_node.
*/
strcpy(dev->node.dev_name, ((local_info_t*)link->priv)->eth_dev->name );
dev->node.major = dev->node.minor = 0;
- link->dev = &dev->node;
+ link->dev_node = &dev->node;
/* Finally, report what we've done */
- printk(KERN_INFO "%s: index 0x%02x: Vcc %d.%d",
- dev->node.dev_name, link->conf.ConfigIndex,
- link->conf.Vcc/10, link->conf.Vcc%10);
- if (link->conf.Vpp1)
- printk(", Vpp %d.%d", link->conf.Vpp1/10, link->conf.Vpp1%10);
+ printk(KERN_INFO "%s: index 0x%02x: ",
+ dev->node.dev_name, link->conf.ConfigIndex);
+ if (link->conf.Vpp)
+ printk(", Vpp %d.%d", link->conf.Vpp/10, link->conf.Vpp%10);
if (link->conf.Attributes & CONF_ENABLE_IRQ)
printk(", irq %d", link->irq.AssignedIRQ);
if (link->io.NumPorts1)
printk(" & 0x%04x-0x%04x", link->io.BasePort2,
link->io.BasePort2+link->io.NumPorts2-1);
if (link->win)
- printk(", mem 0x%06lx-0x%06lx", req.Base,
- req.Base+req.Size-1);
+ printk(", mem 0x%06lx-0x%06lx", req->Base,
+ req->Base+req->Size-1);
printk("\n");
-
- link->state &= ~DEV_CONFIG_PENDING;
- return;
-
+ kfree(req);
+ return 0;
+
cs_failed:
- cs_error(link->handle, last_fn, last_ret);
+ cs_error(link, last_fn, last_ret);
+ failed:
airo_release(link);
-
+ kfree(req);
+ return -ENODEV;
} /* airo_config */
/*======================================================================
======================================================================*/
-static void airo_release(dev_link_t *link)
+static void airo_release(struct pcmcia_device *link)
{
DEBUG(0, "airo_release(0x%p)\n", link);
- pcmcia_disable_device(link->handle);
+ pcmcia_disable_device(link);
}
-static int airo_suspend(struct pcmcia_device *p_dev)
+static int airo_suspend(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
local_info_t *local = link->priv;
- link->state |= DEV_SUSPEND;
- if (link->state & DEV_CONFIG) {
- netif_device_detach(local->eth_dev);
- pcmcia_release_configuration(link->handle);
- }
+ netif_device_detach(local->eth_dev);
return 0;
}
-static int airo_resume(struct pcmcia_device *p_dev)
+static int airo_resume(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
local_info_t *local = link->priv;
- link->state &= ~DEV_SUSPEND;
- if (link->state & DEV_CONFIG) {
- pcmcia_request_configuration(link->handle, &link->conf);
+ if (link->open) {
reset_airo_card(local->eth_dev);
netif_device_attach(local->eth_dev);
}
.drv = {
.name = "airo_cs",
},
- .probe = airo_attach,
+ .probe = airo_probe,
.remove = airo_detach,
.id_table = airo_ids,
.suspend = airo_suspend,