PM / suspend: Define pr_fmt() in suspend.c

Define a common prefix ("PM:") for messages printed by the
code in kernel/power/suspend.c.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>

1 files changed, 9 insertions, 7 deletions

diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c
index a3d270e2e313..4bce46ddc2cd 100644
--- a/kernel/power/suspend.c
+++ b/kernel/power/suspend.c
@@ -8,6 +8,8 @@
  * This file is released under the GPLv2.
  */
 
+#define pr_fmt(fmt) "PM: " fmt
+
 #include <linux/string.h>
 #include <linux/delay.h>
 #include <linux/errno.h>
@@ -391,7 +393,7 @@ static int suspend_enter(suspend_state_t state, bool *wakeup)
 
         error = dpm_suspend_late(PMSG_SUSPEND);
         if (error) {
-                pr_err("PM: late suspend of devices failed\n");
+                pr_err("late suspend of devices failed\n");
                 goto Platform_finish;
         }
         error = platform_suspend_prepare_late(state);
@@ -405,7 +407,7 @@ static int suspend_enter(suspend_state_t state, bool *wakeup)
 
         error = dpm_suspend_noirq(PMSG_SUSPEND);
         if (error) {
-                pr_err("PM: noirq suspend of devices failed\n");
+                pr_err("noirq suspend of devices failed\n");
                 goto Platform_early_resume;
         }
         error = platform_suspend_prepare_noirq(state);
@@ -481,7 +483,7 @@ int suspend_devices_and_enter(suspend_state_t state)
         suspend_test_start();
         error = dpm_suspend_start(PMSG_SUSPEND);
         if (error) {
-                pr_err("PM: Some devices failed to suspend, or early wake event detected\n");
+                pr_err("Some devices failed to suspend, or early wake event detected\n");
                 goto Recover_platform;
         }
         suspend_test_finish("suspend devices");
@@ -539,7 +541,7 @@ static int enter_state(suspend_state_t state)
         if (state == PM_SUSPEND_FREEZE) {
 #ifdef CONFIG_PM_DEBUG
                 if (pm_test_level != TEST_NONE && pm_test_level <= TEST_CPUS) {
-                        pr_warn("PM: Unsupported test mode for suspend to idle, please choose none/freezer/devices/platform.\n");
+                        pr_warn("Unsupported test mode for suspend to idle, please choose none/freezer/devices/platform.\n");
                         return -EAGAIN;
                 }
 #endif
@@ -554,7 +556,7 @@ static int enter_state(suspend_state_t state)
 
 #ifndef CONFIG_SUSPEND_SKIP_SYNC
         trace_suspend_resume(TPS("sync_filesystems"), 0, true);
-        pr_info("PM: Syncing filesystems ... ");
+        pr_info("Syncing filesystems ... ");
         sys_sync();
         pr_cont("done.\n");
         trace_suspend_resume(TPS("sync_filesystems"), 0, false);
@@ -597,7 +599,7 @@ int pm_suspend(suspend_state_t state)
         if (state <= PM_SUSPEND_ON || state >= PM_SUSPEND_MAX)
                 return -EINVAL;
 
-        pr_info("PM: suspend entry (%s)\n", mem_sleep_labels[state]);
+        pr_info("suspend entry (%s)\n", mem_sleep_labels[state]);
         error = enter_state(state);
         if (error) {
                 suspend_stats.fail++;
@@ -605,7 +607,7 @@ int pm_suspend(suspend_state_t state)
         } else {
                 suspend_stats.success++;
         }
-        pr_info("PM: suspend exit\n");
+        pr_info("suspend exit\n");
         return error;
 }
 EXPORT_SYMBOL(pm_suspend);