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https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git
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goodix_gtx8_v1430_mmi: register tp_mmi notification.
TP: Register touchscreen_mmi notification function. Change-Id: Ic168b20c48dfcf90322aae00bb8921c56093548e Signed-off-by: haojl2 <haojl2@motorola.com> Reviewed-on: https://gerrit.mot.com/1471516 SME-Granted: SME Approvals Granted SLTApproved: Slta Waiver Tested-by: Jira Key Reviewed-by: Jianqi Yang <yangj@motorola.com> Submit-Approved: Jira Key
This commit is contained in:
haojl2
Jialei Hao
parent
2e5cf322c9
commit
ff06bd69eb
1 changed files with 261 additions and 0 deletions
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@ -14,7 +14,14 @@
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#include <linux/touchscreen_mmi.h>
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#include "goodix_ts_mmi.h"
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#include "goodix_cfg_bin.h"
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#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 38)
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#include <linux/input/mt.h>
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#define INPUT_TYPE_B_PROTOCOL
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#endif
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extern int goodix_ts_unregister_notifier(struct notifier_block *nb);
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extern struct goodix_module goodix_modules;
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static int goodix_ts_mmi_methods_get_vendor(struct device *dev, void *cdata) {
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return scnprintf(TO_CHARP(cdata), TS_MMI_MAX_VENDOR_LEN, "%s", "goodix");
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@ -175,6 +182,250 @@ static int goodix_ts_firmware_update(struct device *dev, char *fwname) {
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return 0;
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}
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static int goodix_ts_mmi_methods_power(struct device *dev, int on) {
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struct goodix_ts_core *core_data = dev_get_drvdata(dev);
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if (!core_data) {
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ts_err("Failed to get driver data");
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return -ENODEV;
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}
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if (on == TS_MMI_POWER_ON)
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return goodix_ts_power_on(core_data);
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else if(on == TS_MMI_POWER_OFF)
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return goodix_ts_power_off(core_data);
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else {
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ts_err("Invalid power parameter %d.\n", on);
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return -EINVAL;
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}
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}
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#ifdef CONFIG_PINCTRL
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static int goodix_ts_mmi_methods_pinctrl(struct device *dev, int on) {
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struct goodix_ts_core *core_data = dev_get_drvdata(dev);
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if (!core_data) {
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ts_err("Failed to get driver data");
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return -ENODEV;
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}
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if (on == TS_MMI_PINCTL_ON) {
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if (core_data->pinctrl)
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return pinctrl_select_state(core_data->pinctrl,
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core_data->pin_sta_active);
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} else if(on == TS_MMI_PINCTL_OFF) {
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if (core_data->pinctrl)
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return pinctrl_select_state(core_data->pinctrl,
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core_data->pin_sta_suspend);
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} else {
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ts_err("Invalid power parameter %d.\n", on);
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return -EINVAL;
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}
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return 0;
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}
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#endif
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static int goodix_ts_mmi_panel_state(struct device *dev,
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enum ts_mmi_pm_mode from, enum ts_mmi_pm_mode to)
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{
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struct goodix_ts_core *core_data = dev_get_drvdata(dev);
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struct goodix_ts_device *ts_dev;
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if (!core_data) {
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ts_err("Failed to get driver data");
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return -ENODEV;
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}
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ts_dev = core_data->ts_dev;
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switch (to) {
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case TS_MMI_PM_GESTURE:
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case TS_MMI_PM_DEEPSLEEP:
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/* let touch ic work in sleep mode */
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if (ts_dev && ts_dev->hw_ops->suspend)
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ts_dev->hw_ops->suspend(ts_dev);
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atomic_set(&core_data->suspended, 1);
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break;
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case TS_MMI_PM_ACTIVE:
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atomic_set(&core_data->suspended, 0);
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/* resume device */
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if (ts_dev && ts_dev->hw_ops->resume)
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ts_dev->hw_ops->resume(ts_dev);
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break;
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default:
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ts_err("Invalid power state parameter %d.\n", to);
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return -EINVAL;
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}
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return 0;
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}
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static int goodix_ts_mmi_pre_resume(struct device *dev) {
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struct goodix_ts_core *core_data = dev_get_drvdata(dev);
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struct goodix_ext_module *ext_module, *next;
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struct input_dev *input_dev;
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struct input_mt *mt;
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int i;
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int r = 0;
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if (!core_data) {
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ts_err("Failed to get driver data");
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return -ENODEV;
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}
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input_dev = core_data->input_dev;
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mt = input_dev->mt;
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if (mt) {
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for (i = 0; i < mt->num_slots; i++) {
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input_mt_slot(input_dev, i);
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input_mt_report_slot_state(input_dev,
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MT_TOOL_FINGER,
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false);
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}
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input_report_key(input_dev, BTN_TOUCH, 0);
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input_mt_sync_frame(input_dev);
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input_sync(input_dev);
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}
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mutex_lock(&goodix_modules.mutex);
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if (!list_empty(&goodix_modules.head)) {
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list_for_each_entry_safe(ext_module, next,
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&goodix_modules.head, list) {
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if (!ext_module->funcs->before_resume)
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continue;
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r = ext_module->funcs->before_resume(core_data,
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ext_module);
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if (r == EVT_CANCEL_RESUME) {
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mutex_unlock(&goodix_modules.mutex);
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ts_info("Canceled by module:%s",
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ext_module->name);
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goto out;
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}
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}
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}
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mutex_unlock(&goodix_modules.mutex);
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out:
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return r;
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}
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static int goodix_ts_mmi_post_resume(struct device *dev) {
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struct goodix_ts_core *core_data = dev_get_drvdata(dev);
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struct goodix_ext_module *ext_module, *next;
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int r = 0;
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if (!core_data) {
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ts_err("Failed to get driver data");
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return -ENODEV;
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}
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mutex_lock(&goodix_modules.mutex);
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if (!list_empty(&goodix_modules.head)) {
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list_for_each_entry_safe(ext_module, next,
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&goodix_modules.head, list) {
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if (!ext_module->funcs->after_resume)
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continue;
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r = ext_module->funcs->after_resume(core_data,
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ext_module);
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if (r == EVT_CANCEL_RESUME) {
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mutex_unlock(&goodix_modules.mutex);
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ts_info("Canceled by module:%s",
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ext_module->name);
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goto out;
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}
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}
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}
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mutex_unlock(&goodix_modules.mutex);
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/*
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* notify resume event, inform the esd protector
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* and charger detector to turn on the work
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*/
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ts_info("try notify resume");
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goodix_ts_blocking_notify(NOTIFY_RESUME, NULL);
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out:
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ts_debug("Resume end");
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return r;
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}
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static int goodix_ts_mmi_pre_suspend(struct device *dev) {
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struct goodix_ts_core *core_data = dev_get_drvdata(dev);
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struct goodix_ext_module *ext_module, *next;
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int r = 0;
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if (!core_data) {
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ts_err("Failed to get driver data");
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return -ENODEV;
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}
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/*
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* notify suspend event, inform the esd protector
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* and charger detector to turn off the work
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*/
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goodix_ts_blocking_notify(NOTIFY_SUSPEND, NULL);
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/* inform external module */
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mutex_lock(&goodix_modules.mutex);
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if (!list_empty(&goodix_modules.head)) {
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list_for_each_entry_safe(ext_module, next,
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&goodix_modules.head, list) {
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if (!ext_module->funcs->before_suspend)
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continue;
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r = ext_module->funcs->before_suspend(core_data,
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ext_module);
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if (r == EVT_CANCEL_SUSPEND) {
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mutex_unlock(&goodix_modules.mutex);
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ts_info("Canceled by module:%s",
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ext_module->name);
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goto out;
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}
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}
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}
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mutex_unlock(&goodix_modules.mutex);
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out:
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return r;
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}
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static int goodix_ts_mmi_post_suspend(struct device *dev) {
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struct goodix_ts_core *core_data = dev_get_drvdata(dev);
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struct goodix_ext_module *ext_module, *next;
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int r = 0;
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if (!core_data) {
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ts_err("Failed to get driver data");
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return -ENODEV;
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}
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/* inform exteranl modules */
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mutex_lock(&goodix_modules.mutex);
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if (!list_empty(&goodix_modules.head)) {
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list_for_each_entry_safe(ext_module, next,
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&goodix_modules.head, list) {
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if (!ext_module->funcs->after_suspend)
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continue;
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r = ext_module->funcs->after_suspend(core_data,
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ext_module);
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if (r == EVT_CANCEL_SUSPEND) {
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mutex_unlock(&goodix_modules.mutex);
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ts_info("Canceled by module:%s",
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ext_module->name);
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goto out;
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}
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}
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}
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mutex_unlock(&goodix_modules.mutex);
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out:
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ts_info("Suspend end");
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return r;
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}
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static struct ts_mmi_methods goodix_ts_mmi_methods = {
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.get_vendor = goodix_ts_mmi_methods_get_vendor,
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.get_productinfo = goodix_ts_mmi_methods_get_productinfo,
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@ -188,8 +439,18 @@ static struct ts_mmi_methods goodix_ts_mmi_methods = {
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/* SET methods */
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.reset = goodix_ts_mmi_methods_reset,
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.drv_irq = goodix_ts_mmi_methods_drv_irq,
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.power = goodix_ts_mmi_methods_power,
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#ifdef CONFIG_PINCTRL
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.pinctrl = goodix_ts_mmi_methods_pinctrl,
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#endif
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/* Firmware */
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.firmware_update = goodix_ts_firmware_update,
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/* PM callback */
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.panel_state = goodix_ts_mmi_panel_state,
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.pre_resume = goodix_ts_mmi_pre_resume,
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.post_resume = goodix_ts_mmi_post_resume,
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.pre_suspend = goodix_ts_mmi_pre_suspend,
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.post_suspend = goodix_ts_mmi_post_suspend,
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};
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static int mmi_notifier_callback(struct notifier_block *nb,
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