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path: root/drivers/net/wireless/netwave_cs.c
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Diffstat (limited to 'drivers/net/wireless/netwave_cs.c')
-rw-r--r--drivers/net/wireless/netwave_cs.c127
1 files changed, 48 insertions, 79 deletions
diff --git a/drivers/net/wireless/netwave_cs.c b/drivers/net/wireless/netwave_cs.c
index 75ce6ddb0cf5..9343d970537b 100644
--- a/drivers/net/wireless/netwave_cs.c
+++ b/drivers/net/wireless/netwave_cs.c
@@ -190,8 +190,8 @@ module_param(mem_speed, int, 0);
/*====================================================================*/
/* PCMCIA (Card Services) related functions */
-static void netwave_release(dev_link_t *link); /* Card removal */
-static void netwave_pcmcia_config(dev_link_t *arg); /* Runs after card
+static void netwave_release(struct pcmcia_device *link); /* Card removal */
+static int netwave_pcmcia_config(struct pcmcia_device *arg); /* Runs after card
insertion */
static void netwave_detach(struct pcmcia_device *p_dev); /* Destroy instance */
@@ -221,10 +221,10 @@ static struct iw_statistics* netwave_get_wireless_stats(struct net_device *dev);
static void set_multicast_list(struct net_device *dev);
/*
- A dev_link_t structure has fields for most things that are needed
+ A struct pcmcia_device structure has fields for most things that are needed
to keep track of a socket, but there will usually be some device
specific information that also needs to be kept track of. The
- 'priv' pointer in a dev_link_t structure can be used to point to
+ 'priv' pointer in a struct pcmcia_device structure can be used to point to
a device-specific private data structure, like this.
A driver needs to provide a dev_node_t structure for each device
@@ -232,7 +232,7 @@ static void set_multicast_list(struct net_device *dev);
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 can't be allocated dynamically.
*/
@@ -268,7 +268,7 @@ struct site_survey {
};
typedef struct netwave_private {
- dev_link_t link;
+ struct pcmcia_device *p_dev;
spinlock_t spinlock; /* Serialize access to the hardware (SMP) */
dev_node_t node;
u_char __iomem *ramBase;
@@ -376,20 +376,19 @@ static struct iw_statistics *netwave_get_wireless_stats(struct net_device *dev)
* configure the card at this point -- we wait until we receive a
* card insertion event.
*/
-static int netwave_attach(struct pcmcia_device *p_dev)
+static int netwave_probe(struct pcmcia_device *link)
{
- dev_link_t *link;
struct net_device *dev;
netwave_private *priv;
DEBUG(0, "netwave_attach()\n");
- /* Initialize the dev_link_t structure */
+ /* Initialize the struct pcmcia_device structure */
dev = alloc_etherdev(sizeof(netwave_private));
if (!dev)
return -ENOMEM;
priv = netdev_priv(dev);
- link = &priv->link;
+ priv->p_dev = link;
link->priv = dev;
/* The io structure describes IO port mapping */
@@ -406,7 +405,6 @@ static int netwave_attach(struct pcmcia_device *p_dev)
/* General socket configuration */
link->conf.Attributes = CONF_ENABLE_IRQ;
- link->conf.Vcc = 50;
link->conf.IntType = INT_MEMORY_AND_IO;
link->conf.ConfigIndex = 1;
link->conf.Present = PRESENT_OPTION;
@@ -430,13 +428,7 @@ static int netwave_attach(struct pcmcia_device *p_dev)
dev->stop = &netwave_close;
link->irq.Instance = dev;
- link->handle = p_dev;
- p_dev->instance = link;
-
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- netwave_pcmcia_config( link);
-
- return 0;
+ return netwave_pcmcia_config( link);
} /* netwave_attach */
/*
@@ -447,17 +439,15 @@ static int netwave_attach(struct pcmcia_device *p_dev)
* structures are freed. Otherwise, the structures will be freed
* when the device is released.
*/
-static void netwave_detach(struct pcmcia_device *p_dev)
+static void netwave_detach(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = link->priv;
DEBUG(0, "netwave_detach(0x%p)\n", link);
- if (link->state & DEV_CONFIG)
- netwave_release(link);
+ netwave_release(link);
- if (link->dev)
+ if (link->dev_node)
unregister_netdev(dev);
free_netdev(dev);
@@ -743,8 +733,7 @@ static const struct iw_handler_def netwave_handler_def =
#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-static void netwave_pcmcia_config(dev_link_t *link) {
- client_handle_t handle = link->handle;
+static int netwave_pcmcia_config(struct pcmcia_device *link) {
struct net_device *dev = link->priv;
netwave_private *priv = netdev_priv(dev);
tuple_t tuple;
@@ -766,15 +755,12 @@ static void netwave_pcmcia_config(dev_link_t *link) {
tuple.TupleDataMax = 64;
tuple.TupleOffset = 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));
+ CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
+ CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
+ CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse));
link->conf.ConfigBase = parse.config.base;
link->conf.Present = parse.config.rmask[0];
- /* Configure card */
- link->state |= DEV_CONFIG;
-
/*
* Try allocating IO ports. This tries a few fixed addresses.
* If you want, you can also read the card's config table to
@@ -782,11 +768,11 @@ static void netwave_pcmcia_config(dev_link_t *link) {
*/
for (i = j = 0x0; j < 0x400; j += 0x20) {
link->io.BasePort1 = j ^ 0x300;
- i = pcmcia_request_io(link->handle, &link->io);
+ i = pcmcia_request_io(link, &link->io);
if (i == CS_SUCCESS) break;
}
if (i != CS_SUCCESS) {
- cs_error(link->handle, RequestIO, i);
+ cs_error(link, RequestIO, i);
goto failed;
}
@@ -794,16 +780,16 @@ static void netwave_pcmcia_config(dev_link_t *link) {
* Now allocate an interrupt line. Note that this does not
* actually assign a handler to the interrupt.
*/
- CS_CHECK(RequestIRQ, pcmcia_request_irq(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.
*/
- CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf));
+ CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
/*
- * Allocate a 32K memory window. Note that the dev_link_t
+ * Allocate a 32K memory window. Note that the struct pcmcia_device
* structure provides space for one window handle -- if your
* device needs several windows, you'll need to keep track of
* the handles in your private data structure, dev->priv.
@@ -813,7 +799,7 @@ static void netwave_pcmcia_config(dev_link_t *link) {
req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_CM|WIN_ENABLE;
req.Base = 0; req.Size = 0x8000;
req.AccessSpeed = mem_speed;
- CS_CHECK(RequestWindow, pcmcia_request_window(&link->handle, &req, &link->win));
+ CS_CHECK(RequestWindow, pcmcia_request_window(&link, &req, &link->win));
mem.CardOffset = 0x20000; mem.Page = 0;
CS_CHECK(MapMemPage, pcmcia_map_mem_page(link->win, &mem));
@@ -823,7 +809,7 @@ static void netwave_pcmcia_config(dev_link_t *link) {
dev->irq = link->irq.AssignedIRQ;
dev->base_addr = link->io.BasePort1;
- SET_NETDEV_DEV(dev, &handle_to_dev(handle));
+ SET_NETDEV_DEV(dev, &handle_to_dev(link));
if (register_netdev(dev) != 0) {
printk(KERN_DEBUG "netwave_cs: register_netdev() failed\n");
@@ -831,8 +817,7 @@ static void netwave_pcmcia_config(dev_link_t *link) {
}
strcpy(priv->node.dev_name, dev->name);
- link->dev = &priv->node;
- link->state &= ~DEV_CONFIG_PENDING;
+ link->dev_node = &priv->node;
/* Reset card before reading physical address */
netwave_doreset(dev->base_addr, ramBase);
@@ -852,12 +837,13 @@ static void netwave_pcmcia_config(dev_link_t *link) {
printk(KERN_DEBUG "Netwave_reset: revision %04x %04x\n",
get_uint16(ramBase + NETWAVE_EREG_ARW),
get_uint16(ramBase + NETWAVE_EREG_ARW+2));
- return;
+ return 0;
cs_failed:
- cs_error(link->handle, last_fn, last_ret);
+ cs_error(link, last_fn, last_ret);
failed:
netwave_release(link);
+ return -ENODEV;
} /* netwave_pcmcia_config */
/*
@@ -867,52 +853,35 @@ failed:
* device, and release the PCMCIA configuration. If the device is
* still open, this will be postponed until it is closed.
*/
-static void netwave_release(dev_link_t *link)
+static void netwave_release(struct pcmcia_device *link)
{
- struct net_device *dev = link->priv;
- netwave_private *priv = netdev_priv(dev);
-
- DEBUG(0, "netwave_release(0x%p)\n", link);
+ struct net_device *dev = link->priv;
+ netwave_private *priv = netdev_priv(dev);
- /* Don't bother checking to see if these succeed or not */
- if (link->win) {
- iounmap(priv->ramBase);
- pcmcia_release_window(link->win);
- }
- pcmcia_release_configuration(link->handle);
- pcmcia_release_io(link->handle, &link->io);
- pcmcia_release_irq(link->handle, &link->irq);
+ DEBUG(0, "netwave_release(0x%p)\n", link);
- link->state &= ~DEV_CONFIG;
+ pcmcia_disable_device(link);
+ if (link->win)
+ iounmap(priv->ramBase);
}
-static int netwave_suspend(struct pcmcia_device *p_dev)
+static int netwave_suspend(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = link->priv;
- link->state |= DEV_SUSPEND;
- if (link->state & DEV_CONFIG) {
- if (link->open)
- netif_device_detach(dev);
- pcmcia_release_configuration(link->handle);
- }
+ if (link->open)
+ netif_device_detach(dev);
return 0;
}
-static int netwave_resume(struct pcmcia_device *p_dev)
+static int netwave_resume(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = link->priv;
- link->state &= ~DEV_SUSPEND;
- if (link->state & DEV_CONFIG) {
- pcmcia_request_configuration(link->handle, &link->conf);
- if (link->open) {
- netwave_reset(dev);
- netif_device_attach(dev);
- }
+ if (link->open) {
+ netwave_reset(dev);
+ netif_device_attach(dev);
}
return 0;
@@ -1119,7 +1088,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id, struct pt_regs *regs
u_char __iomem *ramBase;
struct net_device *dev = (struct net_device *)dev_id;
struct netwave_private *priv = netdev_priv(dev);
- dev_link_t *link = &priv->link;
+ struct pcmcia_device *link = priv->p_dev;
int i;
if (!netif_device_present(dev))
@@ -1138,7 +1107,7 @@ static irqreturn_t netwave_interrupt(int irq, void* dev_id, struct pt_regs *regs
status = inb(iobase + NETWAVE_REG_ASR);
- if (!DEV_OK(link)) {
+ if (!pcmcia_dev_present(link)) {
DEBUG(1, "netwave_interrupt: Interrupt with status 0x%x "
"from removed or suspended card!\n", status);
break;
@@ -1373,11 +1342,11 @@ static int netwave_rx(struct net_device *dev)
static int netwave_open(struct net_device *dev) {
netwave_private *priv = netdev_priv(dev);
- dev_link_t *link = &priv->link;
+ struct pcmcia_device *link = priv->p_dev;
DEBUG(1, "netwave_open: starting.\n");
- if (!DEV_OK(link))
+ if (!pcmcia_dev_present(link))
return -ENODEV;
link->open++;
@@ -1390,7 +1359,7 @@ static int netwave_open(struct net_device *dev) {
static int netwave_close(struct net_device *dev) {
netwave_private *priv = netdev_priv(dev);
- dev_link_t *link = &priv->link;
+ struct pcmcia_device *link = priv->p_dev;
DEBUG(1, "netwave_close: finishing.\n");
@@ -1411,7 +1380,7 @@ static struct pcmcia_driver netwave_driver = {
.drv = {
.name = "netwave_cs",
},
- .probe = netwave_attach,
+ .probe = netwave_probe,
.remove = netwave_detach,
.id_table = netwave_ids,
.suspend = netwave_suspend,