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qpnp-power-on: Print system timestamp on Power key event

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Print system timestamp on Power key press and release events.
This would make debugging easy

Ported from: https://gerrit.mot.com/#/c/1320467/

Change-Id: I2c810e4b59c2d3bd8a705d407a339d9efe6fad3d
Reviewed-on: https://gerrit.mot.com/1320467
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Ryan Lattrel <ryanl@motorola.com>
Reviewed-by: Ling Jin <lingjin@motorola.com>
Submit-Approved: Jira Key
Reviewed-on: https://gerrit.mot.com/1456668
Reviewed-on: https://gerrit.mot.com/1771193
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
This commit is contained in:
Ling Jin 2019-03-13 16:33:46 -05:00 • committed by Xiaojun Ji
commit 12017041d6
1 changed files with 18 additions and 0 deletions
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18
drivers/input/misc/qpnp-power-on.c
View file

@ -26,6 +26,7 @@
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/of_regulator.h>
#include <linux/time.h>
#define PMIC_VER_8941 0x01
#define PMIC_VERSION_REG 0x0105
@ -986,6 +987,10 @@ static int qpnp_pon_input_dispatch(struct qpnp_pon *pon, u32 pon_type)
uint pon_rt_sts;
u64 elapsed_us;
int rc;
struct timespec64 now;
struct timeval timestamp;
struct tm tm;
char buff[255];
cfg = qpnp_get_cfg(pon, pon_type);
if (!cfg)
@ -1014,6 +1019,19 @@ static int qpnp_pon_input_dispatch(struct qpnp_pon *pon, u32 pon_type)
pon_rt_bit = is_pon_gen3(pon)
? QPNP_PON_GEN3_KPDPWR_N_SET
: QPNP_PON_KPDPWR_N_SET;
/* get the time stamp in readable format to print*/
ktime_get_real_ts64(&now);
timestamp.tv_sec = now.tv_sec;
timestamp.tv_usec = now.tv_nsec/1000;
time64_to_tm((time64_t)(timestamp.tv_sec), 0, &tm);
snprintf(buff, sizeof(buff),
"%u-%02d-%02d %02d:%02d:%02d UTC",
(int) tm.tm_year + 1900, tm.tm_mon + 1,
tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
pr_info("Report pwrkey %s event at: %s\n", pon_rt_bit &
pon_rt_sts ? "press" : "release", buff);
break;
case PON_RESIN:
pon_rt_bit = is_pon_gen3(pon)