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input: misc: qcom-power-on: Add support to log KPDPWR status

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Add support to log KPDPWR status during driver INIT and runtime
when "qcom,log-kpd-event" is enabled.

Change-Id: I6eb58e560552741ea5f48967b56bb2236b375830
Signed-off-by: Ashish Chavan <ashichav@codeaurora.org>
This commit is contained in:
Ashish Chavan 2021-08-19 15:40:27 +05:30
commit d452343881
1 changed files with 19 additions and 0 deletions
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19
drivers/input/misc/qpnp-power-on.c
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@ -147,6 +147,7 @@ enum qpnp_pon_version {
#define QPNP_PON_UVLO_DLOAD_EN BIT(7)
#define QPNP_PON_SMPL_EN BIT(7)
#define QPNP_PON_KPDPWR_ON BIT(0)
/* Limits */
#define QPNP_PON_S1_TIMER_MAX 10256
@ -244,6 +245,7 @@ struct qpnp_pon {
bool resin_pon_reset;
ktime_t kpdpwr_last_release_time;
bool legacy_hard_reset_offset;
bool log_kpd_event;
};
static struct qpnp_pon *sys_reset_dev;
@ -1041,6 +1043,10 @@ static int qpnp_pon_input_dispatch(struct qpnp_pon *pon, u32 pon_type)
* Simulate a press event in case release event occurred without a press
* event
*/
if (pon->log_kpd_event && (cfg->pon_type == PON_KPDPWR))
pr_info_ratelimited("PMIC input: KPDPWR status=0x%02x, KPDPWR_ON=%d\n",
pon_rt_sts, (pon_rt_sts & QPNP_PON_KPDPWR_ON));
if (!cfg->old_state && !key_status) {
input_report_key(pon->pon_input, cfg->key_code, 1);
input_sync(pon->pon_input);
@ -1446,6 +1452,7 @@ static int qpnp_pon_config_kpdpwr_init(struct qpnp_pon *pon,
struct device_node *node)
{
int rc;
uint pon_rt_sts;
cfg->state_irq = platform_get_irq_byname(pdev, "kpdpwr");
if (cfg->state_irq < 0) {
@ -1484,6 +1491,16 @@ static int qpnp_pon_config_kpdpwr_init(struct qpnp_pon *pon,
cfg->s2_cntl2_addr = QPNP_PON_KPDPWR_S2_CNTL2(pon);
}
if (pon->log_kpd_event) {
/* Read PON_RT_STS status during driver initialization. */
rc = qpnp_pon_read(pon, QPNP_PON_RT_STS(pon), &pon_rt_sts);
if (rc < 0)
pr_err("failed to read QPNP_PON_RT_STS rc=%d\n", rc);
pr_info("KPDPWR status at init=0x%02x, KPDPWR_ON=%d\n",
pon_rt_sts, (pon_rt_sts & QPNP_PON_KPDPWR_ON));
}
return 0;
}
@ -2466,6 +2483,8 @@ static int qpnp_pon_probe(struct platform_device *pdev)
pon->is_spon = true;
}
pon->log_kpd_event = of_property_read_bool(dev->of_node, "qcom,log-kpd-event");
/* Register the PON configurations */
rc = qpnp_pon_config_init(pon, pdev);
if (rc)