1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/cpufreq/pmac64-cpufreq.c b/drivers/cpufreq/pmac64-cpufreq.c
index b977b9aa408e..889c0d553572 100644
--- a/drivers/cpufreq/pmac64-cpufreq.c
+++ b/drivers/cpufreq/pmac64-cpufreq.c
@@ -137,7 +137,7 @@ static void g5_vdnap_switch_volt(int speed_mode)
                 pmf_call_one(pfunc_vdnap0_complete, &args);
                 if (done)
                         break;
-                msleep(1);
+                usleep_range(1000, 1000);
         }
         if (done == 0)
                 printk(KERN_WARNING "cpufreq: Timeout in clock slewing !\n");
@@ -236,7 +236,7 @@ static void g5_pfunc_switch_volt(int speed_mode)
                 if (pfunc_cpu1_volt_low)
                         pmf_call_one(pfunc_cpu1_volt_low, NULL);
         }
-        msleep(10); /* should be faster , to fix */
+        usleep_range(10000, 10000); /* should be faster , to fix */
 }
 
 /*
@@ -281,7 +281,7 @@ static int g5_pfunc_switch_freq(int speed_mode)
                 pmf_call_one(pfunc_slewing_done, &args);
                 if (done)
                         break;
-                msleep(1);
+                usleep_range(500, 500);
         }
         if (done == 0)
                 printk(KERN_WARNING "cpufreq: Timeout in clock slewing !\n");