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path: root/drivers/char/pcmcia/cm4040_cs.c
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Diffstat (limited to 'drivers/char/pcmcia/cm4040_cs.c')
-rw-r--r--drivers/char/pcmcia/cm4040_cs.c70
1 files changed, 19 insertions, 51 deletions
diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c
index c0775c844e08..5d8d59e865f4 100644
--- a/drivers/char/pcmcia/cm4040_cs.c
+++ b/drivers/char/pcmcia/cm4040_cs.c
@@ -24,13 +24,11 @@
#include <linux/fs.h>
#include <linux/delay.h>
#include <linux/poll.h>
-#include <linux/smp_lock.h>
+#include <linux/mutex.h>
#include <linux/wait.h>
#include <asm/uaccess.h>
#include <asm/io.h>
-#include <pcmcia/cs_types.h>
-#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#include <pcmcia/cisreg.h>
#include <pcmcia/ciscode.h>
@@ -50,8 +48,7 @@
__func__ , ## args); \
} while (0)
-static char *version =
-"OMNIKEY CardMan 4040 v1.1.0gm5 - All bugs added by Harald Welte";
+static DEFINE_MUTEX(cm4040_mutex);
#define CCID_DRIVER_BULK_DEFAULT_TIMEOUT (150*HZ)
#define CCID_DRIVER_ASYNC_POWERUP_TIMEOUT (35*HZ)
@@ -110,7 +107,7 @@ static inline unsigned char xinb(unsigned short port)
static void cm4040_do_poll(unsigned long dummy)
{
struct reader_dev *dev = (struct reader_dev *) dummy;
- unsigned int obs = xinb(dev->p_dev->io.BasePort1
+ unsigned int obs = xinb(dev->p_dev->resource[0]->start
+ REG_OFFSET_BUFFER_STATUS);
if ((obs & BSR_BULK_IN_FULL)) {
@@ -141,7 +138,7 @@ static void cm4040_stop_poll(struct reader_dev *dev)
static int wait_for_bulk_out_ready(struct reader_dev *dev)
{
int i, rc;
- int iobase = dev->p_dev->io.BasePort1;
+ int iobase = dev->p_dev->resource[0]->start;
for (i = 0; i < POLL_LOOP_COUNT; i++) {
if ((xinb(iobase + REG_OFFSET_BUFFER_STATUS)
@@ -171,7 +168,7 @@ static int wait_for_bulk_out_ready(struct reader_dev *dev)
/* Write to Sync Control Register */
static int write_sync_reg(unsigned char val, struct reader_dev *dev)
{
- int iobase = dev->p_dev->io.BasePort1;
+ int iobase = dev->p_dev->resource[0]->start;
int rc;
rc = wait_for_bulk_out_ready(dev);
@@ -189,7 +186,7 @@ static int write_sync_reg(unsigned char val, struct reader_dev *dev)
static int wait_for_bulk_in_ready(struct reader_dev *dev)
{
int i, rc;
- int iobase = dev->p_dev->io.BasePort1;
+ int iobase = dev->p_dev->resource[0]->start;
for (i = 0; i < POLL_LOOP_COUNT; i++) {
if ((xinb(iobase + REG_OFFSET_BUFFER_STATUS)
@@ -219,7 +216,7 @@ static ssize_t cm4040_read(struct file *filp, char __user *buf,
size_t count, loff_t *ppos)
{
struct reader_dev *dev = filp->private_data;
- int iobase = dev->p_dev->io.BasePort1;
+ int iobase = dev->p_dev->resource[0]->start;
size_t bytes_to_read;
unsigned long i;
size_t min_bytes_to_read;
@@ -321,7 +318,7 @@ static ssize_t cm4040_write(struct file *filp, const char __user *buf,
size_t count, loff_t *ppos)
{
struct reader_dev *dev = filp->private_data;
- int iobase = dev->p_dev->io.BasePort1;
+ int iobase = dev->p_dev->resource[0]->start;
ssize_t rc;
int i;
unsigned int bytes_to_write;
@@ -445,7 +442,7 @@ static int cm4040_open(struct inode *inode, struct file *filp)
if (minor >= CM_MAX_DEV)
return -ENODEV;
- lock_kernel();
+ mutex_lock(&cm4040_mutex);
link = dev_table[minor];
if (link == NULL || !pcmcia_dev_present(link)) {
ret = -ENODEV;
@@ -474,7 +471,7 @@ static int cm4040_open(struct inode *inode, struct file *filp)
DEBUGP(2, dev, "<- cm4040_open (successfully)\n");
ret = nonseekable_open(inode, filp);
out:
- unlock_kernel();
+ mutex_unlock(&cm4040_mutex);
return ret;
}
@@ -517,30 +514,9 @@ static void cm4040_reader_release(struct pcmcia_device *link)
return;
}
-static int cm4040_config_check(struct pcmcia_device *p_dev,
- cistpl_cftable_entry_t *cfg,
- cistpl_cftable_entry_t *dflt,
- unsigned int vcc,
- void *priv_data)
+static int cm4040_config_check(struct pcmcia_device *p_dev, void *priv_data)
{
- int rc;
- if (!cfg->io.nwin)
- return -ENODEV;
-
- /* Get the IOaddr */
- p_dev->io.BasePort1 = cfg->io.win[0].base;
- p_dev->io.NumPorts1 = cfg->io.win[0].len;
- p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
- if (!(cfg->io.flags & CISTPL_IO_8BIT))
- p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
- if (!(cfg->io.flags & CISTPL_IO_16BIT))
- p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8;
- p_dev->io.IOAddrLines = cfg->io.flags & CISTPL_IO_LINES_MASK;
-
- rc = pcmcia_request_io(p_dev, &p_dev->io);
- dev_printk(KERN_INFO, &p_dev->dev,
- "pcmcia_request_io returned 0x%x\n", rc);
- return rc;
+ return pcmcia_request_io(p_dev);
}
@@ -549,27 +525,23 @@ static int reader_config(struct pcmcia_device *link, int devno)
struct reader_dev *dev;
int fail_rc;
- link->io.BasePort2 = 0;
- link->io.NumPorts2 = 0;
- link->io.Attributes2 = 0;
+ link->config_flags |= CONF_AUTO_SET_IO;
if (pcmcia_loop_config(link, cm4040_config_check, NULL))
goto cs_release;
- link->conf.IntType = 00000002;
-
- fail_rc = pcmcia_request_configuration(link, &link->conf);
+ fail_rc = pcmcia_enable_device(link);
if (fail_rc != 0) {
dev_printk(KERN_INFO, &link->dev,
- "pcmcia_request_configuration failed 0x%x\n",
+ "pcmcia_enable_device failed 0x%x\n",
fail_rc);
goto cs_release;
}
dev = link->priv;
- DEBUGP(2, dev, "device " DEVICE_NAME "%d at 0x%.4x-0x%.4x\n", devno,
- link->io.BasePort1, link->io.BasePort1+link->io.NumPorts1);
+ DEBUGP(2, dev, "device " DEVICE_NAME "%d at %pR\n", devno,
+ link->resource[0]);
DEBUGP(2, dev, "<- reader_config (succ)\n");
return 0;
@@ -608,7 +580,6 @@ static int reader_probe(struct pcmcia_device *link)
link->priv = dev;
dev->p_dev = link;
- link->conf.IntType = INT_MEMORY_AND_IO;
dev_table[i] = link;
init_waitqueue_head(&dev->devq);
@@ -659,6 +630,7 @@ static const struct file_operations reader_fops = {
.open = cm4040_open,
.release = cm4040_close,
.poll = cm4040_poll,
+ .llseek = no_llseek,
};
static struct pcmcia_device_id cm4040_ids[] = {
@@ -671,9 +643,7 @@ MODULE_DEVICE_TABLE(pcmcia, cm4040_ids);
static struct pcmcia_driver reader_driver = {
.owner = THIS_MODULE,
- .drv = {
- .name = "cm4040_cs",
- },
+ .name = "cm4040_cs",
.probe = reader_probe,
.remove = reader_detach,
.id_table = cm4040_ids,
@@ -683,7 +653,6 @@ static int __init cm4040_init(void)
{
int rc;
- printk(KERN_INFO "%s\n", version);
cmx_class = class_create(THIS_MODULE, "cardman_4040");
if (IS_ERR(cmx_class))
return PTR_ERR(cmx_class);
@@ -708,7 +677,6 @@ static int __init cm4040_init(void)
static void __exit cm4040_exit(void)
{
- printk(KERN_INFO MODULE_NAME ": unloading\n");
pcmcia_unregister_driver(&reader_driver);
unregister_chrdev(major, DEVICE_NAME);
class_destroy(cmx_class);
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-03 16:20:26 +0200