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path: root/drivers/acpi/nvs.c
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Diffstat (limited to 'drivers/acpi/nvs.c')
-rw-r--r--drivers/acpi/nvs.c32
1 files changed, 17 insertions, 15 deletions
diff --git a/drivers/acpi/nvs.c b/drivers/acpi/nvs.c
index 9f8712a557b3..a2b11069e792 100644
--- a/drivers/acpi/nvs.c
+++ b/drivers/acpi/nvs.c
@@ -5,6 +5,8 @@
* Copyright (C) 2008-2011 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
*/
+#define pr_fmt(fmt) "ACPI: PM: " fmt
+
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/list.h>
@@ -82,19 +84,19 @@ struct nvs_page {
static LIST_HEAD(nvs_list);
/**
- * suspend_nvs_register - register platform NVS memory region to save
- * @start - physical address of the region
- * @size - size of the region
+ * suspend_nvs_register - register platform NVS memory region to save
+ * @start: Physical address of the region.
+ * @size: Size of the region.
*
- * The NVS region need not be page-aligned (both ends) and we arrange
- * things so that the data from page-aligned addresses in this region will
- * be copied into separate RAM pages.
+ * The NVS region need not be page-aligned (both ends) and we arrange
+ * things so that the data from page-aligned addresses in this region will
+ * be copied into separate RAM pages.
*/
static int suspend_nvs_register(unsigned long start, unsigned long size)
{
struct nvs_page *entry, *next;
- pr_info("PM: Registering ACPI NVS region [mem %#010lx-%#010lx] (%ld bytes)\n",
+ pr_info("Registering ACPI NVS region [mem %#010lx-%#010lx] (%ld bytes)\n",
start, start + size - 1, size);
while (size > 0) {
@@ -123,7 +125,7 @@ static int suspend_nvs_register(unsigned long start, unsigned long size)
}
/**
- * suspend_nvs_free - free data pages allocated for saving NVS regions
+ * suspend_nvs_free - free data pages allocated for saving NVS regions
*/
void suspend_nvs_free(void)
{
@@ -147,7 +149,7 @@ void suspend_nvs_free(void)
}
/**
- * suspend_nvs_alloc - allocate memory necessary for saving NVS regions
+ * suspend_nvs_alloc - allocate memory necessary for saving NVS regions
*/
int suspend_nvs_alloc(void)
{
@@ -164,13 +166,13 @@ int suspend_nvs_alloc(void)
}
/**
- * suspend_nvs_save - save NVS memory regions
+ * suspend_nvs_save - save NVS memory regions
*/
int suspend_nvs_save(void)
{
struct nvs_page *entry;
- printk(KERN_INFO "PM: Saving platform NVS memory\n");
+ pr_info("Saving platform NVS memory\n");
list_for_each_entry(entry, &nvs_list, node)
if (entry->data) {
@@ -193,16 +195,16 @@ int suspend_nvs_save(void)
}
/**
- * suspend_nvs_restore - restore NVS memory regions
+ * suspend_nvs_restore - restore NVS memory regions
*
- * This function is going to be called with interrupts disabled, so it
- * cannot iounmap the virtual addresses used to access the NVS region.
+ * This function is going to be called with interrupts disabled, so it
+ * cannot iounmap the virtual addresses used to access the NVS region.
*/
void suspend_nvs_restore(void)
{
struct nvs_page *entry;
- printk(KERN_INFO "PM: Restoring platform NVS memory\n");
+ pr_info("Restoring platform NVS memory\n");
list_for_each_entry(entry, &nvs_list, node)
if (entry->data)