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Input: hil_mlc - convert timeval to time64_t 

Since mlc->lcv_t is only interested in seconds, directly using time64_t
here.

This gets rid of the deprecated do_gettimeofday() and avoids problems
with time going backwards since we now use the monotonic clocksource.

Signed-off-by: WEN Pingbo <pingbo.wen@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Patchwork-Id: 10076611
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
WEN Pingbo 2018-01-01 21:29:18 -08:00 committed by Dmitry Torokhov
parent c1b433e04e
commit ac45e6293f
2 changed files with 4 additions and 6 deletions
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8
drivers/input/serio/hil_mlc.c
View File

@ -274,14 +274,12 @@ static int hilse_match(hil_mlc *mlc, int unused)
/* An LCV used to prevent runaway loops, forces 5 second sleep when reset. */
static int hilse_init_lcv(hil_mlc *mlc, int unused)
{
struct timeval tv;
time64_t now = ktime_get_seconds();
do_gettimeofday(&tv);
if (mlc->lcv && (tv.tv_sec - mlc->lcv_tv.tv_sec) < 5)
if (mlc->lcv && (now - mlc->lcv_time) < 5)
return -1;
mlc->lcv_tv = tv;
mlc->lcv_time = now;
mlc->lcv = 0;
return 0;

2
include/linux/hil_mlc.h
View File

@ -149,7 +149,7 @@ struct hil_mlc {
int ddi; /* Last operational device id */
int lcv; /* LCV to throttle loops */
struct timeval lcv_tv; /* Time loop was started */
time64_t lcv_time; /* Time loop was started */
int di_map[7]; /* Maps below items to live devs */
struct hil_mlc_devinfo di[HIL_MLC_DEVMEM];