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[PATCH] RTC: Remove RTC UIP synchronization on Alpha

The sync may still be needed for CPU clock calibration but we don't sync in
the regular case.

Signed-off-by: Matt Mackall <mpm@selenic.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Matt Mackall 19 years ago
parent
commit
4c2e6f6a06
1 changed files with 2 additions and 1 deletions
  1. 2 1
      arch/alpha/kernel/time.c

+ 2 - 1
arch/alpha/kernel/time.c

@@ -314,10 +314,11 @@ time_init(void)
 	if (!est_cycle_freq)
 	if (!est_cycle_freq)
 		est_cycle_freq = validate_cc_value(calibrate_cc_with_pit());
 		est_cycle_freq = validate_cc_value(calibrate_cc_with_pit());
 
 
-	cc1 = rpcc_after_update_in_progress();
+	cc1 = rpcc();
 
 
 	/* Calibrate CPU clock -- attempt #2.  */
 	/* Calibrate CPU clock -- attempt #2.  */
 	if (!est_cycle_freq) {
 	if (!est_cycle_freq) {
+		cc1 = rpcc_after_update_in_progress();
 		cc2 = rpcc_after_update_in_progress();
 		cc2 = rpcc_after_update_in_progress();
 		est_cycle_freq = validate_cc_value(cc2 - cc1);
 		est_cycle_freq = validate_cc_value(cc2 - cc1);
 		cc1 = cc2;
 		cc1 = cc2;