1 files changed, 23 insertions, 17 deletions

diff --git a/include/pcmcia/ss.h b/include/pcmcia/ss.h
index cbfba885eb85..32896a773910 100644
--- a/include/pcmcia/ss.h
+++ b/include/pcmcia/ss.h
@@ -134,9 +134,9 @@ struct pccard_operations {
 
 struct pcmcia_socket {
         struct module                   *owner;
-        spinlock_t                      lock;
         socket_state_t                  socket;
         u_int                           state;
+        u_int                           suspended_state;        /* state before suspend */
         u_short                         functions;
         u_short                         lock_count;
         pccard_mem_map                  cis_mem;
@@ -200,9 +200,14 @@ struct pcmcia_socket {
         struct task_struct              *thread;
         struct completion               thread_done;
         unsigned int                    thread_events;
-        /* protects socket h/w state */
+        unsigned int                    sysfs_events;
+
+        /* For the non-trivial interaction between these locks,
+         * see Documentation/pcmcia/locking.txt */
         struct mutex                    skt_mutex;
-        /* protects thread_events */
+        struct mutex                    ops_mutex;
+
+        /* protects thread_events and sysfs_events */
         spinlock_t                      thread_lock;
 
         /* pcmcia (16-bit) */
@@ -225,30 +230,19 @@ struct pcmcia_socket {
                 u8                      busy:1;
                 /* pcmcia module is being unloaded */
                 u8                      dead:1;
-                /* a multifunction-device add event is pending */
-                u8                      device_add_pending:1;
-                /* the pending event adds a mfc (1) or pfc (0) */
-                u8                      mfc_pfc:1;
+                /* the PCMCIA card consists of two pseudo devices */
+                u8                      has_pfc:1;
 
-                u8                      reserved:3;
+                u8                      reserved:4;
         } pcmcia_state;
 
 
-        /* for adding further pseudo-multifunction devices */
-        struct work_struct              device_add;
-
 #ifdef CONFIG_PCMCIA_IOCTL
         struct user_info_t              *user;
         wait_queue_head_t               queue;
 #endif /* CONFIG_PCMCIA_IOCTL */
 #endif /* CONFIG_PCMCIA */
 
-        /* cardbus (32-bit) */
-#ifdef CONFIG_CARDBUS
-        struct resource                 *cb_cis_res;
-        void __iomem                    *cb_cis_virt;
-#endif /* CONFIG_CARDBUS */
-
         /* socket device */
         struct device                   dev;
         /* data internal to the socket driver */
@@ -263,13 +257,25 @@ struct pcmcia_socket {
  * - pccard_static_ops          iomem and ioport areas are assigned statically
  * - pccard_iodyn_ops           iomem areas is assigned statically, ioport
  *                              areas dynamically
+ *                              If this option is selected, use
+ *                              "select PCCARD_IODYN" in Kconfig.
  * - pccard_nonstatic_ops       iomem and ioport areas are assigned dynamically.
  *                              If this option is selected, use
  *                              "select PCCARD_NONSTATIC" in Kconfig.
+ *
  */
 extern struct pccard_resource_ops pccard_static_ops;
+#if defined(CONFIG_PCMCIA) || defined(CONFIG_PCMCIA_MODULE)
 extern struct pccard_resource_ops pccard_iodyn_ops;
 extern struct pccard_resource_ops pccard_nonstatic_ops;
+#else
+/* If PCMCIA is not used, but only CARDBUS, these functions are not used
+ * at all. Therefore, do not use the large (240K!) rsrc_nonstatic module
+ */
+#define pccard_iodyn_ops pccard_static_ops
+#define pccard_nonstatic_ops pccard_static_ops
+#endif
+
 
 /* socket drivers are expected to use these callbacks in their .drv struct */
 extern int pcmcia_socket_dev_suspend(struct device *dev);