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Syna: Modify the baseline update process

Browse source 
When the FPS is in the monitoring state, the baseline is not updated
when touchscrenn resume.

Change-Id: I115403a961504a7a73b625f32a8c1c64e90d99a5
Reviewed-on: https://gerrit.mot.com/1572727
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Jialei Hao <haojl2@motorola.com>
Reviewed-by: Jianqi Yang <yangj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
litong 2020-05-22 19:35:02 +08:00 • committed by litong20
commit b223dd7e9e
3 changed files with 54 additions and 5 deletions
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26
drivers/input/touchscreen/synaptics_tcm_mmi_v2/synaptics_core.c
View file

@ -3284,6 +3284,15 @@ static void syna_tcm_helper_work(struct work_struct *work)
case HELP_SEND_ROMBOOT_HDL:
syna_tcm_check_hdl(tcm_hcd, REPORT_HDL_ROMBOOT);
break;
case HELP_SEND_REZERO_COMMAND:
retval = syna_tcm_rezero(tcm_hcd);
if (retval < 0) {
LOGE(tcm_hcd->pdev->dev.parent,
"Failed to re-zero for baseline update\n");
}
break;
default:
break;
}
@ -3343,11 +3352,18 @@ int syna_tcm_resume(struct device *dev)
goto exit;
}
retval = syna_tcm_rezero(tcm_hcd);
if (retval < 0) {
LOGE(tcm_hcd->pdev->dev.parent,
"Failed to rezero\n");
goto exit;
/* When delay_baseline_update is true, the baseline is not updated,
* so syna_tcm_rezero function is not run.
*/
if (!tcm_hcd->delay_baseline_update) {
LOGD(tcm_hcd->pdev->dev.parent,
"Enter into rezero function to update baseline \n");
retval = syna_tcm_rezero(tcm_hcd);
if (retval < 0) {
LOGE(tcm_hcd->pdev->dev.parent,
"Failed to rezero\n");
goto exit;
}
}
goto mod_resume;

2
drivers/input/touchscreen/synaptics_tcm_mmi_v2/synaptics_core.h
View file

@ -340,6 +340,7 @@ enum helper_task {
HELP_SEND_REINIT_NOTIFICATION,
HELP_TOUCH_REINIT,
HELP_SEND_ROMBOOT_HDL,
HELP_SEND_REZERO_COMMAND,
};
struct syna_tcm_helper {
@ -460,6 +461,7 @@ struct syna_tcm_hcd {
bool in_hdl_mode;
bool is_detected;
bool wakeup_gesture_enabled;
bool delay_baseline_update;
unsigned char sensor_type;
unsigned char fb_ready;
unsigned char command;

31
drivers/input/touchscreen/synaptics_tcm_mmi_v2/synaptics_ts_mmi.c
View file

@ -685,6 +685,36 @@ exit:
return 0;
}
static int syna_ts_mmi_update_baseline(struct device *dev, int mode)
{
struct syna_tcm_hcd *tcm_hcd;
struct platform_device *pdev;
int retval;
GET_SYNA_DATA(dev);
mutex_lock(&tcm_hcd->extif_mutex);
if (mode && tcm_hcd->delay_baseline_update) {
if (atomic_read(&tcm_hcd->helper.task) == HELP_NONE) {
dev_info(dev, "%s: Start to update baseline\n", __func__);
atomic_set(&tcm_hcd->helper.task,
HELP_SEND_REZERO_COMMAND);
queue_work(tcm_hcd->helper.workqueue,
&tcm_hcd->helper.work);
} else {
retval = -EINVAL;
goto exit;
}
}
retval = 0;
tcm_hcd->delay_baseline_update = !mode;
exit:
mutex_unlock(&tcm_hcd->extif_mutex);
return retval;
}
static struct ts_mmi_methods syna_ts_mmi_methods = {
.get_vendor = syna_ts_mmi_methods_get_vendor,
.get_productinfo = syna_ts_mmi_methods_get_productinfo,
@ -707,6 +737,7 @@ static struct ts_mmi_methods syna_ts_mmi_methods = {
.suppression = syna_ts_mmi_methods_suppression,
.gs_distance = syna_ts_mmi_methods_gs_distance,
.pill_region = syna_ts_mmi_methods_pill_region,
.update_baseline = syna_ts_mmi_update_baseline,
.hold_distance = syna_ts_mmi_methods_hold_distance,
/* Firmware */
.firmware_update = syna_ts_firmware_update,