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[04/18] power: ab8500_fg: Replace msleep() with usleep_range() for greater accuracy

Message ID 1357909986-9262-5-git-send-email-lee.jones@linaro.org
State Accepted
Commit 9a0bd070fd3582aed024a2f13a30b1de307db1e2
Headers show

Commit Message

Lee Jones Jan. 11, 2013, 1:12 p.m. UTC 
From: Jonas Aaberg <jonas.aberg@stericsson.com>

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>
---
 drivers/power/ab8500_fg.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/power/ab8500_fg.c b/drivers/power/ab8500_fg.c
index 828529e..ca3ba88c 100644
--- a/drivers/power/ab8500_fg.c
+++ b/drivers/power/ab8500_fg.c
@@ -956,7 +956,7 @@  static int ab8500_fg_load_comp_volt_to_capacity(struct ab8500_fg *di)
 	do {
 		vbat += ab8500_fg_bat_voltage(di);
 		i++;
-		msleep(5);
+		usleep_range(5000, 5001);
 	} while (!ab8500_fg_inst_curr_done(di));
 
 	ab8500_fg_inst_curr_finalize(di, &di->inst_curr);