12 files changed, 60 insertions, 66 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index dea5b2a6de0a..7f7c7db174cc 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1397,6 +1397,15 @@ W:	http://www.ia64-linux.org/
 T:      git kernel.org:/pub/scm/linux/kernel/git/aegl/linux-2.6.git
 S:      Maintained
 
+IBM ACPI EXTRAS DRIVER
+P:      Henrique de Moraes Holschuh
+M:      ibm-acpi@hmh.eng.br
+L:      ibm-acpi-devel@lists.sourceforge.net
+W:      http://ibm-acpi.sourceforge.net
+W:      http://thinkwiki.org/wiki/Ibm-acpi
+T:      git repo.or.cz/linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git
+S:      Maintained
+
 SN-IA64 (Itanium) SUB-PLATFORM
 P:      Jes Sorensen
 M:      jes@sgi.com
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index c8f96cff07c6..094300b3a81f 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -1327,3 +1327,25 @@ static int __init setup_acpi_sci(char *s)
         return 0;
 }
 early_param("acpi_sci", setup_acpi_sci);
+
+int __acpi_acquire_global_lock(unsigned int *lock)
+{
+        unsigned int old, new, val;
+        do {
+                old = *lock;
+                new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
+                val = cmpxchg(lock, old, new);
+        } while (unlikely (val != old));
+        return (new < 3) ? -1 : 0;
+}
+
+int __acpi_release_global_lock(unsigned int *lock)
+{
+        unsigned int old, new, val;
+        do {
+                old = *lock;
+                new = old & ~0x3;
+                val = cmpxchg(lock, old, new);
+        } while (unlikely (val != old));
+        return old & 0x1;
+}
diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
index 18f4715c655d..39bc16bec5aa 100644
--- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -569,6 +569,7 @@ static int sw_any_bug_found(struct dmi_system_id *d)
         return 0;
 }
 
+#ifdef CONFIG_SMP
 static struct dmi_system_id sw_any_bug_dmi_table[] = {
         {
                 .callback = sw_any_bug_found,
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index d713f769b72d..4a909bfb805c 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -367,7 +367,7 @@ int ec_write(u8 addr, u8 val)
 
 EXPORT_SYMBOL(ec_write);
 
-extern int ec_transaction(u8 command,
+int ec_transaction(u8 command,
                           const u8 * wdata, unsigned wdata_len,
                           u8 * rdata, unsigned rdata_len)
 {
diff --git a/drivers/acpi/events/evmisc.c b/drivers/acpi/events/evmisc.c
index ee2a10bf9077..bf63edc6608d 100644
--- a/drivers/acpi/events/evmisc.c
+++ b/drivers/acpi/events/evmisc.c
@@ -331,7 +331,6 @@ static void ACPI_SYSTEM_XFACE acpi_ev_global_lock_thread(void *context)
 static u32 acpi_ev_global_lock_handler(void *context)
 {
         u8 acquired = FALSE;
-        acpi_status status;
 
         /*
          * Attempt to get the lock
diff --git a/drivers/acpi/executer/exmutex.c b/drivers/acpi/executer/exmutex.c
index 3a39c2e8e104..bf90f04f2c60 100644
--- a/drivers/acpi/executer/exmutex.c
+++ b/drivers/acpi/executer/exmutex.c
@@ -266,10 +266,10 @@ acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
              walk_state->thread->thread_id)
             && (obj_desc->mutex.os_mutex != ACPI_GLOBAL_LOCK)) {
                 ACPI_ERROR((AE_INFO,
-                            "Thread %X cannot release Mutex [%4.4s] acquired by thread %X",
-                            (u32) walk_state->thread->thread_id,
+                            "Thread %lX cannot release Mutex [%4.4s] acquired by thread %lX",
+                            (unsigned long)walk_state->thread->thread_id,
                             acpi_ut_get_node_name(obj_desc->mutex.node),
-                            (u32) obj_desc->mutex.owner_thread->thread_id));
+                            (unsigned long)obj_desc->mutex.owner_thread->thread_id));
                 return_ACPI_STATUS(AE_AML_NOT_OWNER);
         }
 
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index a2f46d587d55..4ac2f18e0da2 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -189,8 +189,12 @@ find_pci_rootbridge(acpi_handle handle, u32 lvl, void *context, void **rv)
         bus = tmp;
 
         if (seg == find->seg && bus == find->bus)
+        {
                 find->handle = handle;
-        status = AE_OK;
+                status = AE_CTRL_TERMINATE;
+        }
+        else
+                status = AE_OK;
       exit:
         kfree(buffer.pointer);
         return status;
diff --git a/drivers/acpi/sleep/wakeup.c b/drivers/acpi/sleep/wakeup.c
index af1dbabaf0b1..fab8f2694f03 100644
--- a/drivers/acpi/sleep/wakeup.c
+++ b/drivers/acpi/sleep/wakeup.c
@@ -183,11 +183,11 @@ late_initcall(acpi_wakeup_device_init);
 #endif
 
 /*
- * Disable all wakeup GPEs before power off.
- * 
+ * Disable all wakeup GPEs before entering requested sleep state.
+ *      @sleep_state:   ACPI state
  * Since acpi_enter_sleep_state() will disable all
  * RUNTIME GPEs, we simply mark all GPES that
- * are not enabled for wakeup from S5 as RUNTIME.
+ * are not enabled for wakeup from requested state as RUNTIME.
  */
 void acpi_gpe_sleep_prepare(u32 sleep_state)
 {
diff --git a/drivers/acpi/utilities/utdebug.c b/drivers/acpi/utilities/utdebug.c
index bb1eaf9aa653..9e9054e155c1 100644
--- a/drivers/acpi/utilities/utdebug.c
+++ b/drivers/acpi/utilities/utdebug.c
@@ -180,8 +180,9 @@ acpi_ut_debug_print(u32 requested_debug_level,
         if (thread_id != acpi_gbl_prev_thread_id) {
                 if (ACPI_LV_THREADS & acpi_dbg_level) {
                         acpi_os_printf
-                            ("\n**** Context Switch from TID %X to TID %X ****\n\n",
-                             (u32) acpi_gbl_prev_thread_id, (u32) thread_id);
+                            ("\n**** Context Switch from TID %lX to TID %lX ****\n\n",
+                             (unsigned long) acpi_gbl_prev_thread_id,
+                             (unsigned long) thread_id);
                 }
 
                 acpi_gbl_prev_thread_id = thread_id;
diff --git a/drivers/acpi/utilities/utmutex.c b/drivers/acpi/utilities/utmutex.c
index c39062a047cd..180e73ceb6e2 100644
--- a/drivers/acpi/utilities/utmutex.c
+++ b/drivers/acpi/utilities/utmutex.c
@@ -243,23 +243,24 @@ acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id)
 #endif
 
         ACPI_DEBUG_PRINT((ACPI_DB_MUTEX,
-                          "Thread %X attempting to acquire Mutex [%s]\n",
-                          (u32) this_thread_id, acpi_ut_get_mutex_name(mutex_id)));
+                          "Thread %lX attempting to acquire Mutex [%s]\n",
+                          (unsigned long) this_thread_id,
+                          acpi_ut_get_mutex_name(mutex_id)));
 
         status = acpi_os_acquire_mutex(acpi_gbl_mutex_info[mutex_id].mutex,
                                        ACPI_WAIT_FOREVER);
         if (ACPI_SUCCESS(status)) {
                 ACPI_DEBUG_PRINT((ACPI_DB_MUTEX,
-                                  "Thread %X acquired Mutex [%s]\n",
-                                  (u32) this_thread_id,
+                                  "Thread %lX acquired Mutex [%s]\n",
+                                  (unsigned long) this_thread_id,
                                   acpi_ut_get_mutex_name(mutex_id)));
 
                 acpi_gbl_mutex_info[mutex_id].use_count++;
                 acpi_gbl_mutex_info[mutex_id].thread_id = this_thread_id;
         } else {
                 ACPI_EXCEPTION((AE_INFO, status,
-                                "Thread %X could not acquire Mutex [%X]",
-                                (u32) this_thread_id, mutex_id));
+                                "Thread %lX could not acquire Mutex [%X]",
+                                (unsigned long) this_thread_id, mutex_id));
         }
 
         return (status);
@@ -285,7 +286,8 @@ acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id)
 
         this_thread_id = acpi_os_get_thread_id();
         ACPI_DEBUG_PRINT((ACPI_DB_MUTEX,
-                          "Thread %X releasing Mutex [%s]\n", (u32) this_thread_id,
+                          "Thread %lX releasing Mutex [%s]\n",
+                          (unsigned long) this_thread_id,
                           acpi_ut_get_mutex_name(mutex_id)));
 
         if (mutex_id > ACPI_MAX_MUTEX) {
diff --git a/include/asm-i386/acpi.h b/include/asm-i386/acpi.h
index c80b3a94511a..7cfad93edf10 100644
--- a/include/asm-i386/acpi.h
+++ b/include/asm-i386/acpi.h
@@ -56,30 +56,8 @@
 #define ACPI_ENABLE_IRQS()  local_irq_enable()
 #define ACPI_FLUSH_CPU_CACHE()  wbinvd()
 
-
-static inline int
-__acpi_acquire_global_lock (unsigned int *lock)
-{
-        unsigned int old, new, val;
-        do {
-                old = *lock;
-                new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
-                val = cmpxchg(lock, old, new);
-        } while (unlikely (val != old));
-        return (new < 3) ? -1 : 0;
-}
-
-static inline int
-__acpi_release_global_lock (unsigned int *lock)
-{
-        unsigned int old, new, val;
-        do {
-                old = *lock;
-                new = old & ~0x3;
-                val = cmpxchg(lock, old, new);
-        } while (unlikely (val != old));
-        return old & 0x1;
-}
+int __acpi_acquire_global_lock(unsigned int *lock);
+int __acpi_release_global_lock(unsigned int *lock);
 
 #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
         ((Acq) = __acpi_acquire_global_lock((unsigned int *) GLptr))
diff --git a/include/asm-x86_64/acpi.h b/include/asm-x86_64/acpi.h
index 9d1916e59c04..6b6fc6f8be7e 100644
--- a/include/asm-x86_64/acpi.h
+++ b/include/asm-x86_64/acpi.h
@@ -54,30 +54,8 @@
 #define ACPI_ENABLE_IRQS()  local_irq_enable()
 #define ACPI_FLUSH_CPU_CACHE()  wbinvd()
 
-
-static inline int
-__acpi_acquire_global_lock (unsigned int *lock)
-{
-        unsigned int old, new, val;
-        do {
-                old = *lock;
-                new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
-                val = cmpxchg(lock, old, new);
-        } while (unlikely (val != old));
-        return (new < 3) ? -1 : 0;
-}
-
-static inline int
-__acpi_release_global_lock (unsigned int *lock)
-{
-        unsigned int old, new, val;
-        do {
-                old = *lock;
-                new = old & ~0x3;
-                val = cmpxchg(lock, old, new);
-        } while (unlikely (val != old));
-        return old & 0x1;
-}
+int __acpi_acquire_global_lock(unsigned int *lock);
+int __acpi_release_global_lock(unsigned int *lock);
 
 #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
         ((Acq) = __acpi_acquire_global_lock((unsigned int *) GLptr))