shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-06 10:58:48 +09:00
Code Issues Packages Projects Releases Wiki Activity

input: touchscreen: chipone_9551r add early_suspend

Browse Source 
Signed-off-by: Binyuan Lan <lby@rock-chips.com>
Change-Id: Ic0ee4a18af52e785f0d4001b3c55e36ae4b8eaed
This commit is contained in:
Binyuan Lan
2024-03-18 17:00:36 +08:00
committed by Tao Huang
parent 8c74ab6a7a
commit 3133279020
3 changed files with 39 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/input/touchscreen/chipone_tddi/cts_config.h
View File

@@ -19,7 +19,7 @@
//#define CFG_CTS_CASCADE_SUPPORTED
/* Support RK dsi extcon notifier for suspend and resume */
#define CONFIG_PM_DSI_EXTCON_NOTIFIER
//#define CONFIG_PM_DSI_EXTCON_NOTIFIER
/* Support both finger and stylus protocol, 11 */
// #define CFG_CTS_FINGER_STYLUS_SUPPORTED

7
drivers/input/touchscreen/chipone_tddi/cts_core.h
View File

@@ -4,6 +4,9 @@
#define CTS_CORE_H
#include "cts_config.h"
#ifdef CONFIG_HAS_EARLYSUSPEND
#include <linux/earlysuspend.h>
#endif
enum cts_dev_hw_reg {
CTS_DEV_HW_REG_HARDWARE_ID = 0x70000u,
@@ -529,6 +532,10 @@ struct chipone_ts_data {
struct extcon_dev *edev;
struct notifier_block extcon_nb;
#endif
#ifdef CONFIG_HAS_EARLYSUSPEND
struct early_suspend early_suspend;
#endif
};
/*static inline u32 get_unaligned_le24(const void *p)

31
drivers/input/touchscreen/chipone_tddi/cts_driver.c
View File

@@ -372,6 +372,26 @@ static int ts_extcon_notifier(struct notifier_block *self,
}
#endif
#ifdef CONFIG_HAS_EARLYSUSPEND
/* earlysuspend module the suspend/resume procedure */
static void cts_ts_early_suspend(struct early_suspend *h)
{
struct chipone_ts_data *cts_data = container_of(h, struct chipone_ts_data, early_suspend);
pr_info("%s %d\n", __func__, __LINE__);
flush_work(&cts_data->ts_resume_work);
cts_suspend(cts_data);
}
static void cts_ts_late_resume(struct early_suspend *h)
{
struct chipone_ts_data *cts_data = container_of(h, struct chipone_ts_data, early_suspend);
pr_info("%s %d\n", __func__, __LINE__);
queue_work(cts_data->workqueue, &cts_data->ts_resume_work);
}
#endif
#ifdef CONFIG_CTS_I2C_HOST
static int cts_driver_probe(struct i2c_client *client,
const struct i2c_device_id *id)
@@ -615,6 +635,13 @@ static int cts_driver_probe(struct spi_device *client)
#endif /* CONFIG_MTK_PLATFORM */
#endif
#ifdef CONFIG_HAS_EARLYSUSPEND
cts_data->early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN + 1;
cts_data->early_suspend.suspend = cts_ts_early_suspend;
cts_data->early_suspend.resume = cts_ts_late_resume;
register_early_suspend(&cts_data->early_suspend);
#endif
#ifdef CONFIG_PM_DSI_EXTCON_NOTIFIER
cts_data->edev = extcon_get_edev_by_phandle(&client->dev, 0);
if (IS_ERR(cts_data->edev)) {
@@ -756,6 +783,10 @@ static void cts_driver_remove(struct spi_device *client)
#endif
#endif
#ifdef CONFIG_HAS_EARLYSUSPEND
unregister_early_suspend(&cts_data->early_suspend);
#endif
cts_tool_deinit(cts_data);
cts_sysfs_remove_device(&client->dev);