A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-09 13:49:24 -04:00
Code Issues Projects Releases Packages Wiki Activity

Hawao:Enable power gpio for Chipone FPS

Browse source 
WHY:FPS sensor will be overheating due to impact damage to FPS
WHAT:Enable power gpio in Chipone FPS driver so that it can disable power
     when overheating.

Change-Id: Ie32e69870cbcc53f6fafd97ac0068f79b66afbaf
Reviewed-on: https://gerrit.mot.com/2166844
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: liujian <liujian24@lenovo.com>
Reviewed-by: Wang Wang <wangwang1@lenovo.com>
Submit-Approved: Jira Key
This commit is contained in:
liujian24 2022-01-11 11:15:44 +08:00 • committed by liujian
commit 65c4f350b2
2 changed files with 44 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

7
drivers/input/misc/chipone_fps_mmi/Kbuild
View file

@ -2,4 +2,11 @@
EXTRA_CFLAGS += -Wall
EXTRA_CFLAGS += -I$(ANDROID_BUILD_TOP)/motorola/kernel/modules/include
prod_list := hawao
find_target := $(foreach find, $(prod_list), $(findstring $(find), $(TARGET_PRODUCT)))
ifneq ($(find_target), )
$(warning jianl: define SUPPORT_POWER_GPIO)
EXTRA_CFLAGS += -DSUPPORT_POWER_GPIO
endif
obj-m += fpsensor_spi_tee.o

37
drivers/input/misc/chipone_fps_mmi/fpsensor_spi_tee.c
View file

@ -25,7 +25,11 @@
#define FPSENSOR_WAKEUP_OLD 2
#define FPSENSOR_SPI_VERSION "fpsensor_spi_tee_qcomm_v1.23.1"
#ifdef SUPPORT_POWER_GPIO
#define FPSENSOR_USE_QCOM_POWER_GPIO 1
#else
#define FPSENSOR_USE_QCOM_POWER_GPIO 0
#endif
#define FPSENSOR_WAKEUP_TYPE FPSENSOR_WAKEUP_SOURCE
#define FP_NOTIFY 1
#define FP_NOTIFY_TYPE FPSENSOR_FB_DRM
@ -85,6 +89,33 @@ static void fpsensor_gpio_free(fpsensor_data_t *fpsensor)
#endif
}
#if FPSENSOR_USE_QCOM_POWER_GPIO
static void fpsensor_power_on(fpsensor_data_t *fpsensor)
{
// struct device *dev = &fpsensor->spi->dev;
fpsensor_debug(ERR_LOG, "fpsensor power_gpio=%d\n", fpsensor->power_gpio);
if (fpsensor->power_gpio != 0) {
// set power on
gpio_direction_output(fpsensor->power_gpio, 1);
gpio_set_value(fpsensor->power_gpio, 1);
fpsensor_debug(ERR_LOG, "fpsensor fingerprint power on\n");
}
}
static void fpsensor_power_off(fpsensor_data_t *fpsensor)
{
// struct device *dev = &fpsensor->spi->dev;
fpsensor_debug(ERR_LOG, "fpsensor power_gpio=%d\n", fpsensor->power_gpio);
if (fpsensor->power_gpio != 0) {
// set power off
gpio_direction_output(fpsensor->power_gpio, 0);
gpio_set_value(fpsensor->power_gpio, 0);
fpsensor_debug(ERR_LOG, "fpsensor fingerprint power off\n");
}
}
#endif
static void fpsensor_irq_gpio_cfg(fpsensor_data_t *fpsensor)
{
int error = 0;
@ -346,9 +377,15 @@ static long fpsensor_ioctl(struct file *filp, unsigned int cmd, unsigned long ar
break;
case FPSENSOR_IOC_ENABLE_POWER:
fpsensor_debug(INFO_LOG, "%s: FPSENSOR_IOC_ENABLE_POWER ======\n", __func__);
#if FPSENSOR_USE_QCOM_POWER_GPIO
fpsensor_power_on(fpsensor_dev);
#endif
break;
case FPSENSOR_IOC_DISABLE_POWER:
fpsensor_debug(INFO_LOG, "%s: FPSENSOR_IOC_DISABLE_POWER ======\n", __func__);
#if FPSENSOR_USE_QCOM_POWER_GPIO
fpsensor_power_off(fpsensor_dev);
#endif
break;
case FPSENSOR_IOC_REMOVE:
if(fpsensor_dev->device_available) {