]> git.karo-electronics.de Git - mv-sheeva.git/blobdiff - drivers/acpi/ec.c
rt2x00: Don't set unicast/BSSID masks when clearning MAC or BSSID
[mv-sheeva.git] / drivers / acpi / ec.c
index 5f2027d782e8134642d777225f4c37f6120b214f..1fa0aafebe2a23b947fd6878ea8533de3c768148 100644 (file)
@@ -34,8 +34,6 @@
 #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>
 #include <acpi/acpi_drivers.h>
 #include <linux/dmi.h>
 
+#include "internal.h"
+
 #define ACPI_EC_CLASS                  "embedded_controller"
 #define ACPI_EC_DEVICE_NAME            "Embedded Controller"
 #define ACPI_EC_FILE_INFO              "info"
 
+#undef PREFIX
 #define PREFIX                         "ACPI: EC: "
 
 /* EC status register */
@@ -106,19 +107,8 @@ struct transaction {
        bool done;
 };
 
-static struct acpi_ec {
-       acpi_handle handle;
-       unsigned long gpe;
-       unsigned long command_addr;
-       unsigned long data_addr;
-       unsigned long global_lock;
-       unsigned long flags;
-       struct mutex lock;
-       wait_queue_head_t wait;
-       struct list_head list;
-       struct transaction *curr;
-       spinlock_t curr_lock;
-} *boot_ec, *first_ec;
+struct acpi_ec *boot_ec, *first_ec;
+EXPORT_SYMBOL(first_ec);
 
 static int EC_FLAGS_MSI; /* Out-of-spec MSI controller */
 static int EC_FLAGS_VALIDATE_ECDT; /* ASUStec ECDTs need to be validated */
@@ -678,72 +668,6 @@ acpi_ec_space_handler(u32 function, acpi_physical_address address,
        }
 }
 
-/* --------------------------------------------------------------------------
-                              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
    -------------------------------------------------------------------------- */
@@ -894,7 +818,12 @@ static int acpi_ec_add(struct acpi_device *device)
        if (!first_ec)
                first_ec = ec;
        device->driver_data = ec;
-       acpi_ec_add_fs(device);
+
+       WARN(!request_region(ec->data_addr, 1, "EC data"),
+            "Could not request EC data io port 0x%lx", ec->data_addr);
+       WARN(!request_region(ec->command_addr, 1, "EC cmd"),
+            "Could not request EC cmd io port 0x%lx", ec->command_addr);
+
        pr_info(PREFIX "GPE = 0x%lx, I/O: command/status = 0x%lx, data = 0x%lx\n",
                          ec->gpe, ec->command_addr, ec->data_addr);
 
@@ -921,7 +850,8 @@ static int acpi_ec_remove(struct acpi_device *device, int type)
                kfree(handler);
        }
        mutex_unlock(&ec->lock);
-       acpi_ec_remove_fs(device);
+       release_region(ec->data_addr, 1);
+       release_region(ec->command_addr, 1);
        device->driver_data = NULL;
        if (ec == first_ec)
                first_ec = NULL;
@@ -1120,16 +1050,10 @@ int __init acpi_ec_init(void)
 {
        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;
 }
@@ -1140,9 +1064,6 @@ static void __exit acpi_ec_exit(void)
 {
 
        acpi_bus_unregister_driver(&acpi_ec_driver);
-
-       remove_proc_entry(ACPI_EC_CLASS, acpi_root_dir);
-
        return;
 }
 #endif /* 0 */