ab8500_fg: Replace msleep() with usleep_range() for greater accuracy

Doing so provides a greater degree of accuracy when dealing with time-frames between 1us and 20ms. msleep() is only accurate for wake-ups greater than 20ms. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Jonas ABERG <jonas.aberg@stericsson.com> Reviewed-by: Johan BJORNSTEDT <johan.bjornstedt@stericsson.com> Signed-off-by: Anton Vorontsov <anton@enomsg.org>

ab8500_fg: Replace msleep() with usleep_range() for greater accuracy
Doing so provides a greater degree of accuracy when dealing with time-frames between 1us and 20ms. msleep() is only accurate for wake-ups greater than 20ms. Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Jonas ABERG <jonas.aberg@stericsson.com> Reviewed-by: Johan BJORNSTEDT <johan.bjornstedt@stericsson.com> Signed-off-by: Anton Vorontsov <anton@enomsg.org>
Jonas Aaberg · Anton Vorontsov
1 parent b269fff4f9
Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff
drivers/power/ab8500_fg.c
@@ -956,7 +956,7 @@
 	do {
 		vbat += ab8500_fg_bat_voltage(di);
 		i++;
-		msleep(5);
+		usleep_range(5000, 6000);
 	} while (!ab8500_fg_inst_curr_done(di));
  
 	ab8500_fg_inst_curr_finalize(di, &di->inst_curr);
...	...	@@ -956,7 +956,7 @@
956	956	do {
957	957	vbat += ab8500_fg_bat_voltage(di);
958	958	i++;
959		- msleep(5);
	959	+ usleep_range(5000, 6000);
960	960	} while (!ab8500_fg_inst_curr_done(di));
961	961
962	962	ab8500_fg_inst_curr_finalize(di, &di->inst_curr);