Merge tag 'acpica-4.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...

[linux-drm-fsl-dcu.git] / drivers / acpi / osl.c

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 37e592798cd5212d76074fdac28ac7ac27181702..c262e4acd68d827cba1273d79e28515c6ebe95fa 100644 (file)
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -175,14 +175,10 @@ static void __init acpi_request_region (struct acpi_generic_address *gas,
        if (!addr || !length)
                return;
 
-       /* Resources are never freed */
-       if (gas->space_id == ACPI_ADR_SPACE_SYSTEM_IO)
-               request_region(addr, length, desc);
-       else if (gas->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY)
-               request_mem_region(addr, length, desc);
+       acpi_reserve_region(addr, length, gas->space_id, 0, desc);
 }
 
-static int __init acpi_reserve_resources(void)
+static void __init acpi_reserve_resources(void)
 {
        acpi_request_region(&acpi_gbl_FADT.xpm1a_event_block, acpi_gbl_FADT.pm1_event_length,
                "ACPI PM1a_EVT_BLK");
@@ -211,10 +207,7 @@ static int __init acpi_reserve_resources(void)
        if (!(acpi_gbl_FADT.gpe1_block_length & 0x1))
                acpi_request_region(&acpi_gbl_FADT.xgpe1_block,
                               acpi_gbl_FADT.gpe1_block_length, "ACPI GPE1_BLK");
-
-       return 0;
 }
-device_initcall(acpi_reserve_resources);
 
 void acpi_os_printf(const char *fmt, ...)
 {
@@ -556,7 +549,7 @@ static char acpi_os_name[ACPI_MAX_OVERRIDE_LEN];
 
 acpi_status
 acpi_os_predefined_override(const struct acpi_predefined_names *init_val,
-                           acpi_string * new_val)
+                           char **new_val)
 {
        if (!init_val || !new_val)
                return AE_BAD_PARAMETER;
@@ -1705,6 +1698,12 @@ int acpi_resources_are_enforced(void)
 }
 EXPORT_SYMBOL(acpi_resources_are_enforced);
 
+bool acpi_osi_is_win8(void)
+{
+       return acpi_gbl_osi_data >= ACPI_OSI_WIN_8;
+}
+EXPORT_SYMBOL(acpi_osi_is_win8);
+
 /*
  * Deallocate the memory for a spinlock.
  */
@@ -1863,6 +1862,7 @@ acpi_status __init acpi_os_initialize(void)
 
 acpi_status __init acpi_os_initialize1(void)
 {
+       acpi_reserve_resources();
        kacpid_wq = alloc_workqueue("kacpid", 0, 1);
        kacpi_notify_wq = alloc_workqueue("kacpi_notify", 0, 1);
        kacpi_hotplug_wq = alloc_ordered_workqueue("kacpi_hotplug", 0);