Merge tag 'v2.6.37' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / drivers / char / pcmcia / cm4040_cs.c

diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c
index 815cde1d0570e86d4ba0e8970ef60248997a3302..5d8d59e865f4b15cea3194ec8ef23c8f5d07c736 100644 (file)
--- a/drivers/char/pcmcia/cm4040_cs.c
+++ b/drivers/char/pcmcia/cm4040_cs.c
@@ -24,12 +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.h>
 #include <pcmcia/cistpl.h>
 #include <pcmcia/cisreg.h>
 #include <pcmcia/ciscode.h>
@@ -49,8 +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)
@@ -444,7 +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;
@@ -473,7 +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;
 }
 
@@ -516,26 +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->resource[0]->start = cfg->io.win[0].base;
-       p_dev->resource[0]->end = cfg->io.win[0].len;
-       p_dev->resource[0]->flags |= pcmcia_io_cfg_data_width(cfg->io.flags);
-       p_dev->io_lines = cfg->io.flags & CISTPL_IO_LINES_MASK;
-       rc = pcmcia_request_io(p_dev);
-
-       dev_printk(KERN_INFO, &p_dev->dev,
-                  "pcmcia_request_io returned 0x%x\n", rc);
-       return rc;
+       return pcmcia_request_io(p_dev);
 }
 
 
@@ -544,15 +525,15 @@ static int reader_config(struct pcmcia_device *link, int devno)
        struct reader_dev *dev;
        int fail_rc;
 
+       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;
        }
@@ -599,7 +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);
@@ -650,6 +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[] = {
@@ -662,9 +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,
@@ -674,7 +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);
@@ -699,7 +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);