[CPUFREQ] Work around buggy powernow-k7 BIOSes with low settling times.

arch/i386/kernel/cpu/cpufreq/powernow-k7.c

@@ -299,6 +299,11 @@ static int powernow_decode_bios (int maxfid, int startvid)
 			dprintk (" voltage regulator)\n");
 
 			latency = psb->settlingtime;
+			if (latency < 10000) {
+				printk (KERN_INFO PFX "BIOS set settling time to %d microseconds."
+						"Should be at least 10000. Correcting.\n", latency);
+				latency = 10000;
+			}
 			dprintk (KERN_INFO PFX "Settling Time: %d microseconds.\n", psb->settlingtime);
 			dprintk (KERN_INFO PFX "Has %d PST tables. (Only dumping ones relevant to this CPU).\n", psb->numpst);