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path: root/drivers/acpi/osl.c
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Diffstat (limited to 'drivers/acpi/osl.c')
-rw-r--r--drivers/acpi/osl.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 9a4c6abee63e..a404ff4d7151 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -76,6 +76,7 @@ static struct workqueue_struct *kacpi_notify_wq;
static struct workqueue_struct *kacpi_hotplug_wq;
static bool acpi_os_initialized;
unsigned int acpi_sci_irq = INVALID_ACPI_IRQ;
+bool acpi_permanent_mmap = false;
/*
* This list of permanent mappings is for memory that may be accessed from
@@ -306,7 +307,7 @@ static void acpi_unmap(acpi_physical_address pg_off, void __iomem *vaddr)
* virtual address). If not found, map it, add it to that list and return a
* pointer to it.
*
- * During early init (when acpi_gbl_permanent_mmap has not been set yet) this
+ * During early init (when acpi_permanent_mmap has not been set yet) this
* routine simply calls __acpi_map_table() to get the job done.
*/
void __iomem *__ref
@@ -322,7 +323,7 @@ acpi_os_map_iomem(acpi_physical_address phys, acpi_size size)
return NULL;
}
- if (!acpi_gbl_permanent_mmap)
+ if (!acpi_permanent_mmap)
return __acpi_map_table((unsigned long)phys, size);
mutex_lock(&acpi_ioremap_lock);
@@ -392,7 +393,7 @@ static void acpi_os_map_cleanup(struct acpi_ioremap *map)
* mappings, drop a reference to it and unmap it if there are no more active
* references to it.
*
- * During early init (when acpi_gbl_permanent_mmap has not been set yet) this
+ * During early init (when acpi_permanent_mmap has not been set yet) this
* routine simply calls __acpi_unmap_table() to get the job done. Since
* __acpi_unmap_table() is an __init function, the __ref annotation is needed
* here.
@@ -401,7 +402,7 @@ void __ref acpi_os_unmap_iomem(void __iomem *virt, acpi_size size)
{
struct acpi_ioremap *map;
- if (!acpi_gbl_permanent_mmap) {
+ if (!acpi_permanent_mmap) {
__acpi_unmap_table(virt, size);
return;
}
@@ -426,12 +427,6 @@ void __ref acpi_os_unmap_memory(void *virt, acpi_size size)
}
EXPORT_SYMBOL_GPL(acpi_os_unmap_memory);
-void __init early_acpi_os_unmap_memory(void __iomem *virt, acpi_size size)
-{
- if (!acpi_gbl_permanent_mmap)
- __acpi_unmap_table(virt, size);
-}
-
int acpi_os_map_generic_address(struct acpi_generic_address *gas)
{
u64 addr;