#include <linux/init.h>
#include <linux/types.h>
#include <linux/delay.h>
-#include <linux/proc_fs.h>
-#include <linux/seq_file.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/spinlock.h>
}
}
-/* --------------------------------------------------------------------------
- FS Interface (/proc)
- -------------------------------------------------------------------------- */
-
-static struct proc_dir_entry *acpi_ec_dir;
-
-static int acpi_ec_read_info(struct seq_file *seq, void *offset)
-{
- struct acpi_ec *ec = seq->private;
-
- if (!ec)
- goto end;
-
- seq_printf(seq, "gpe:\t\t\t0x%02x\n", (u32) ec->gpe);
- seq_printf(seq, "ports:\t\t\t0x%02x, 0x%02x\n",
- (unsigned)ec->command_addr, (unsigned)ec->data_addr);
- seq_printf(seq, "use global lock:\t%s\n",
- ec->global_lock ? "yes" : "no");
- end:
- return 0;
-}
-
-static int acpi_ec_info_open_fs(struct inode *inode, struct file *file)
-{
- return single_open(file, acpi_ec_read_info, PDE(inode)->data);
-}
-
-static const struct file_operations acpi_ec_info_ops = {
- .open = acpi_ec_info_open_fs,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
-};
-
-static int acpi_ec_add_fs(struct acpi_device *device)
-{
- struct proc_dir_entry *entry = NULL;
-
- if (!acpi_device_dir(device)) {
- acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device),
- acpi_ec_dir);
- if (!acpi_device_dir(device))
- return -ENODEV;
- }
-
- entry = proc_create_data(ACPI_EC_FILE_INFO, S_IRUGO,
- acpi_device_dir(device),
- &acpi_ec_info_ops, acpi_driver_data(device));
- if (!entry)
- return -ENODEV;
- return 0;
-}
-
-static int acpi_ec_remove_fs(struct acpi_device *device)
-{
-
- if (acpi_device_dir(device)) {
- remove_proc_entry(ACPI_EC_FILE_INFO, acpi_device_dir(device));
- remove_proc_entry(acpi_device_bid(device), acpi_ec_dir);
- acpi_device_dir(device) = NULL;
- }
-
- return 0;
-}
-
/* --------------------------------------------------------------------------
Driver Interface
-------------------------------------------------------------------------- */
if (!first_ec)
first_ec = ec;
device->driver_data = ec;
- acpi_ec_add_fs(device);
pr_info(PREFIX "GPE = 0x%lx, I/O: command/status = 0x%lx, data = 0x%lx\n",
ec->gpe, ec->command_addr, ec->data_addr);
kfree(handler);
}
mutex_unlock(&ec->lock);
- acpi_ec_remove_fs(device);
device->driver_data = NULL;
if (ec == first_ec)
first_ec = NULL;
{
int result = 0;
- acpi_ec_dir = proc_mkdir(ACPI_EC_CLASS, acpi_root_dir);
- if (!acpi_ec_dir)
- return -ENODEV;
-
/* Now register the driver for the EC */
result = acpi_bus_register_driver(&acpi_ec_driver);
- if (result < 0) {
- remove_proc_entry(ACPI_EC_CLASS, acpi_root_dir);
+ if (result < 0)
return -ENODEV;
- }
return result;
}
{
acpi_bus_unregister_driver(&acpi_ec_driver);
-
- remove_proc_entry(ACPI_EC_CLASS, acpi_root_dir);
-
return;
}
#endif /* 0 */