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path: root/drivers/bluetooth/btuart_cs.c
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Diffstat (limited to 'drivers/bluetooth/btuart_cs.c')
-rw-r--r--drivers/bluetooth/btuart_cs.c130
1 files changed, 40 insertions, 90 deletions
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index 7b4bff4cfa2d..9ce4c93467e5 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -68,7 +68,7 @@ MODULE_LICENSE("GPL");
typedef struct btuart_info_t {
- dev_link_t link;
+ struct pcmcia_device *p_dev;
dev_node_t node;
struct hci_dev *hdev;
@@ -84,8 +84,8 @@ typedef struct btuart_info_t {
} btuart_info_t;
-static void btuart_config(dev_link_t *link);
-static void btuart_release(dev_link_t *link);
+static int btuart_config(struct pcmcia_device *link);
+static void btuart_release(struct pcmcia_device *link);
static void btuart_detach(struct pcmcia_device *p_dev);
@@ -146,13 +146,13 @@ static void btuart_write_wakeup(btuart_info_t *info)
}
do {
- register unsigned int iobase = info->link.io.BasePort1;
+ register unsigned int iobase = info->p_dev->io.BasePort1;
register struct sk_buff *skb;
register int len;
clear_bit(XMIT_WAKEUP, &(info->tx_state));
- if (!(info->link.state & DEV_PRESENT))
+ if (!pcmcia_dev_present(info->p_dev))
return;
if (!(skb = skb_dequeue(&(info->txq))))
@@ -187,7 +187,7 @@ static void btuart_receive(btuart_info_t *info)
return;
}
- iobase = info->link.io.BasePort1;
+ iobase = info->p_dev->io.BasePort1;
do {
info->hdev->stat.byte_rx++;
@@ -301,7 +301,7 @@ static irqreturn_t btuart_interrupt(int irq, void *dev_inst, struct pt_regs *reg
return IRQ_NONE;
}
- iobase = info->link.io.BasePort1;
+ iobase = info->p_dev->io.BasePort1;
spin_lock(&(info->lock));
@@ -357,7 +357,7 @@ static void btuart_change_speed(btuart_info_t *info, unsigned int speed)
return;
}
- iobase = info->link.io.BasePort1;
+ iobase = info->p_dev->io.BasePort1;
spin_lock_irqsave(&(info->lock), flags);
@@ -481,7 +481,7 @@ static int btuart_hci_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned lon
static int btuart_open(btuart_info_t *info)
{
unsigned long flags;
- unsigned int iobase = info->link.io.BasePort1;
+ unsigned int iobase = info->p_dev->io.BasePort1;
struct hci_dev *hdev;
spin_lock_init(&(info->lock));
@@ -550,7 +550,7 @@ static int btuart_open(btuart_info_t *info)
static int btuart_close(btuart_info_t *info)
{
unsigned long flags;
- unsigned int iobase = info->link.io.BasePort1;
+ unsigned int iobase = info->p_dev->io.BasePort1;
struct hci_dev *hdev = info->hdev;
if (!hdev)
@@ -576,17 +576,16 @@ static int btuart_close(btuart_info_t *info)
return 0;
}
-static int btuart_attach(struct pcmcia_device *p_dev)
+static int btuart_probe(struct pcmcia_device *link)
{
btuart_info_t *info;
- dev_link_t *link;
/* Create new info device */
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
- link = &info->link;
+ info->p_dev = link;
link->priv = info;
link->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
@@ -598,31 +597,21 @@ static int btuart_attach(struct pcmcia_device *p_dev)
link->irq.Instance = info;
link->conf.Attributes = CONF_ENABLE_IRQ;
- link->conf.Vcc = 50;
link->conf.IntType = INT_MEMORY_AND_IO;
- link->handle = p_dev;
- p_dev->instance = link;
-
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- btuart_config(link);
-
- return 0;
+ return btuart_config(link);
}
-static void btuart_detach(struct pcmcia_device *p_dev)
+static void btuart_detach(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
btuart_info_t *info = link->priv;
- if (link->state & DEV_CONFIG)
- btuart_release(link);
-
+ btuart_release(link);
kfree(info);
}
-static int get_tuple(client_handle_t handle, tuple_t *tuple, cisparse_t *parse)
+static int get_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse)
{
int i;
@@ -633,30 +622,28 @@ static int get_tuple(client_handle_t handle, tuple_t *tuple, cisparse_t *parse)
return pcmcia_parse_tuple(handle, tuple, parse);
}
-static int first_tuple(client_handle_t handle, tuple_t *tuple, cisparse_t *parse)
+static int first_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse)
{
if (pcmcia_get_first_tuple(handle, tuple) != CS_SUCCESS)
return CS_NO_MORE_ITEMS;
return get_tuple(handle, tuple, parse);
}
-static int next_tuple(client_handle_t handle, tuple_t *tuple, cisparse_t *parse)
+static int next_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse)
{
if (pcmcia_get_next_tuple(handle, tuple) != CS_SUCCESS)
return CS_NO_MORE_ITEMS;
return get_tuple(handle, tuple, parse);
}
-static void btuart_config(dev_link_t *link)
+static int btuart_config(struct pcmcia_device *link)
{
static kio_addr_t base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 };
- client_handle_t handle = link->handle;
btuart_info_t *info = link->priv;
tuple_t tuple;
u_short buf[256];
cisparse_t parse;
cistpl_cftable_entry_t *cf = &parse.cftable_entry;
- config_info_t config;
int i, j, try, last_ret, last_fn;
tuple.TupleData = (cisdata_t *)buf;
@@ -666,7 +653,7 @@ static void btuart_config(dev_link_t *link)
/* Get configuration register information */
tuple.DesiredTuple = CISTPL_CONFIG;
- last_ret = first_tuple(handle, &tuple, &parse);
+ last_ret = first_tuple(link, &tuple, &parse);
if (last_ret != CS_SUCCESS) {
last_fn = ParseTuple;
goto cs_failed;
@@ -674,11 +661,6 @@ static void btuart_config(dev_link_t *link)
link->conf.ConfigBase = parse.config.base;
link->conf.Present = parse.config.rmask[0];
- /* Configure card */
- link->state |= DEV_CONFIG;
- i = pcmcia_get_configuration_info(handle, &config);
- link->conf.Vcc = config.Vcc;
-
/* First pass: look for a config entry that looks normal. */
tuple.TupleData = (cisdata_t *) buf;
tuple.TupleOffset = 0;
@@ -687,29 +669,29 @@ static void btuart_config(dev_link_t *link)
tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
/* Two tries: without IO aliases, then with aliases */
for (try = 0; try < 2; try++) {
- i = first_tuple(handle, &tuple, &parse);
+ i = first_tuple(link, &tuple, &parse);
while (i != CS_NO_MORE_ITEMS) {
if (i != CS_SUCCESS)
goto next_entry;
if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM))
- link->conf.Vpp1 = link->conf.Vpp2 = cf->vpp1.param[CISTPL_POWER_VNOM] / 10000;
+ link->conf.Vpp = cf->vpp1.param[CISTPL_POWER_VNOM] / 10000;
if ((cf->io.nwin > 0) && (cf->io.win[0].len == 8) && (cf->io.win[0].base != 0)) {
link->conf.ConfigIndex = cf->index;
link->io.BasePort1 = cf->io.win[0].base;
link->io.IOAddrLines = (try == 0) ? 16 : cf->io.flags & CISTPL_IO_LINES_MASK;
- i = pcmcia_request_io(link->handle, &link->io);
+ i = pcmcia_request_io(link, &link->io);
if (i == CS_SUCCESS)
goto found_port;
}
next_entry:
- i = next_tuple(handle, &tuple, &parse);
+ i = next_tuple(link, &tuple, &parse);
}
}
/* Second pass: try to find an entry that isn't picky about
its base address, then try to grab any standard serial port
address, and finally try to get any free port. */
- i = first_tuple(handle, &tuple, &parse);
+ i = first_tuple(link, &tuple, &parse);
while (i != CS_NO_MORE_ITEMS) {
if ((i == CS_SUCCESS) && (cf->io.nwin > 0)
&& ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) {
@@ -717,30 +699,30 @@ next_entry:
for (j = 0; j < 5; j++) {
link->io.BasePort1 = base[j];
link->io.IOAddrLines = base[j] ? 16 : 3;
- i = pcmcia_request_io(link->handle, &link->io);
+ i = pcmcia_request_io(link, &link->io);
if (i == CS_SUCCESS)
goto found_port;
}
}
- i = next_tuple(handle, &tuple, &parse);
+ i = next_tuple(link, &tuple, &parse);
}
found_port:
if (i != CS_SUCCESS) {
BT_ERR("No usable port range found");
- cs_error(link->handle, RequestIO, i);
+ cs_error(link, RequestIO, i);
goto failed;
}
- i = pcmcia_request_irq(link->handle, &link->irq);
+ i = pcmcia_request_irq(link, &link->irq);
if (i != CS_SUCCESS) {
- cs_error(link->handle, RequestIRQ, i);
+ cs_error(link, RequestIRQ, i);
link->irq.AssignedIRQ = 0;
}
- i = pcmcia_request_configuration(link->handle, &link->conf);
+ i = pcmcia_request_configuration(link, &link->conf);
if (i != CS_SUCCESS) {
- cs_error(link->handle, RequestConfiguration, i);
+ cs_error(link, RequestConfiguration, i);
goto failed;
}
@@ -748,58 +730,28 @@ found_port:
goto failed;
strcpy(info->node.dev_name, info->hdev->name);
- link->dev = &info->node;
- link->state &= ~DEV_CONFIG_PENDING;
+ link->dev_node = &info->node;
- return;
+ return 0;
cs_failed:
- cs_error(link->handle, last_fn, last_ret);
+ cs_error(link, last_fn, last_ret);
failed:
btuart_release(link);
+ return -ENODEV;
}
-static void btuart_release(dev_link_t *link)
+static void btuart_release(struct pcmcia_device *link)
{
btuart_info_t *info = link->priv;
- if (link->state & DEV_PRESENT)
- btuart_close(info);
-
- 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;
-}
-
-static int btuart_suspend(struct pcmcia_device *dev)
-{
- dev_link_t *link = dev_to_instance(dev);
-
- link->state |= DEV_SUSPEND;
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
+ btuart_close(info);
- return 0;
+ pcmcia_disable_device(link);
}
-static int btuart_resume(struct pcmcia_device *dev)
-{
- dev_link_t *link = dev_to_instance(dev);
-
- link->state &= ~DEV_SUSPEND;
- if (DEV_OK(link))
- pcmcia_request_configuration(link->handle, &link->conf);
-
- return 0;
-}
-
-
static struct pcmcia_device_id btuart_ids[] = {
/* don't use this driver. Use serial_cs + hci_uart instead */
PCMCIA_DEVICE_NULL
@@ -811,11 +763,9 @@ static struct pcmcia_driver btuart_driver = {
.drv = {
.name = "btuart_cs",
},
- .probe = btuart_attach,
+ .probe = btuart_probe,
.remove = btuart_detach,
.id_table = btuart_ids,
- .suspend = btuart_suspend,
- .resume = btuart_resume,
};
static int __init init_btuart_cs(void)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 14:45:09 +0100