Revert "ARM: cache-l2x0: Save L2CC registers using pl310 save/resume"

This reverts commit f51e94eabc54067ecb3202e6683f860471ce54f1.

This original change causes low throughput and high CPU usage
during iperf tests for mdm9x15

Change-Id: I64cf35d2822b1c223b7bb95f93c38f7e6e70b303
Signed-off-by: Sridhar Parasuram <sridhar@codeaurora.org>
diff --git a/arch/arm/mach-msm/pm-8x60.c b/arch/arm/mach-msm/pm-8x60.c
index 43e7032..c237013 100644
--- a/arch/arm/mach-msm/pm-8x60.c
+++ b/arch/arm/mach-msm/pm-8x60.c
@@ -637,9 +637,9 @@
 {
 	bool collapsed = 0;
 
-	l2cc_suspend();
+	l2x0_suspend();
 	collapsed = msm_pm_collapse();
-	l2cc_resume(collapsed);
+	l2x0_resume(collapsed);
 
 	return collapsed;
 }