* Copyright (c) 2020-2021 Huawei Device Co., Ltd.
*
* HDF is dual licensed: you can use it either under the terms of
* the GPL, or the BSD license, at your option.
* See the LICENSE file in the root of this repository for complete details.
*/
#include "hdf_touch.h"
#include "gpio_if.h"
#include "hdf_device_desc.h"
#include "hdf_log.h"
#include "hdf_pm.h"
#include "osal_mem.h"
#include "osal_io.h"
#include "event_hub.h"
#include "input_i2c_ops.h"
#if defined(CONFIG_ARCH_ROCKCHIP)
#include <linux/hrtimer.h>
#include <linux/string.h>
#include <linux/jiffies.h>
#include <linux/time.h>
#include <linux/sched.h>
#include <linux/kthread.h>
#endif
#define I2C_TYPE 0
#define SPI_TYPE 1
#define MAX_TOUCH_DEVICE 5
#define REGISTER_BYTE_SIZE 4
#define TOUCH_CHIP_NAME_LEN 10
#if defined(CONFIG_ARCH_ROCKCHIP)
#define GTP_ESD_PROTECT 1
#define GTP_REG_CMD 0x8040
#define GTP_REG_CMD_1 0x8041
unsigned long g_timeout;
static int32_t ChipCheckResetRetry(ChipDevice *chipDev);
#endif
static TouchDriver *g_touchDriverList[MAX_TOUCH_DEVICE];
static void InputFrameReport(TouchDriver *driver);
static int32_t SetGpioDirAndLevel(int gpio, int dir, int level)
{
int32_t ret;
if ((dir == GPIO_DIR_IN) || (dir == GPIO_DIR_OUT)) {
ret = GpioSetDir(gpio, dir);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: set gpio%d to %d dir failed, ret %d", __func__, gpio, dir, ret);
return HDF_FAILURE;
}
}
if ((level == GPIO_VAL_LOW) || (level == GPIO_VAL_HIGH)) {
ret = GpioWrite(gpio, level);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: pull gpio%d to %d level failed, ret %d", __func__, gpio, level, ret);
return HDF_FAILURE;
}
}
return HDF_SUCCESS;
}
static int32_t SetVccPower(uint32_t status)
{
(void)status;
return HDF_SUCCESS;
}
static int32_t SetVciPower(uint32_t status)
{
(void)status;
return HDF_SUCCESS;
}
static int32_t SetGpio(uint16_t gpio, uint32_t dir, uint32_t status)
{
int32_t ret = SetGpioDirAndLevel(gpio, dir, status);
CHECK_RETURN_VALUE(ret);
return HDF_SUCCESS;
}
static int32_t HandleResetEvent(ChipDevice *chipDev, uint32_t *timing, uint32_t length)
{
int32_t ret = 0;
uint16_t gpio;
if (length <= PWR_DELAY_INDEX) {
HDF_LOGE("%s: invalid param", __func__);
return HDF_FAILURE;
}
uint32_t type = timing[PWR_TYPE_INDEX];
uint32_t status = timing[PWR_STATUS_INDEX];
uint32_t dir = timing[PWR_DIR_INDEX];
uint32_t delay = timing[PWR_DELAY_INDEX];
HDF_LOGD("%s: type = %u, status = %u, dir = %u, delay = %u", __func__, type, status, dir, delay);
switch (type) {
case TYPE_VCC:
case TYPE_VCI:
break;
case TYPE_INT:
gpio = chipDev->boardCfg->pins.intGpio;
ret = SetGpio(gpio, dir, status);
break;
case TYPE_RESET:
gpio = chipDev->boardCfg->pins.rstGpio;
ret = SetGpio(gpio, dir, status);
break;
default:
HDF_LOGE("%s: unknown power type", __func__);
break;
}
if (delay > 0) {
OsalMSleep(delay);
}
return ret;
}
static int32_t HandlePowerEvent(ChipDevice *chipDev, uint32_t *timing, uint32_t length)
{
int32_t ret = 0;
uint16_t gpio;
if (length <= PWR_DELAY_INDEX) {
HDF_LOGE("%s: invalid param", __func__);
return HDF_FAILURE;
}
uint32_t type = timing[PWR_TYPE_INDEX];
uint32_t status = timing[PWR_STATUS_INDEX];
uint32_t dir = timing[PWR_DIR_INDEX];
uint32_t delay = timing[PWR_DELAY_INDEX];
HDF_LOGD("%s: type = %u, status = %u, dir = %u, delay = %u", __func__, type, status, dir, delay);
switch (type) {
case TYPE_VCC:
ret = SetVccPower(status);
break;
case TYPE_VCI:
ret = SetVciPower(status);
break;
case TYPE_RESET:
gpio = chipDev->boardCfg->pins.rstGpio;
ret = SetGpio(gpio, dir, status);
break;
case TYPE_INT:
gpio = chipDev->boardCfg->pins.intGpio;
ret = SetGpio(gpio, dir, status);
break;
default:
HDF_LOGE("%s: unknown power type", __func__);
break;
}
if (delay > 0) {
OsalMSleep(delay);
}
return ret;
}
static int32_t InputPinMuxCfg(uint32_t regAddr, int32_t regSize, uint32_t regValue)
{
#if defined(CONFIG_ARCH_SPRD) || defined(CONFIG_ARCH_ROCKCHIP) || defined(LOSCFG_PLATFORM_STM32MP157)
return HDF_SUCCESS;
#endif
uint8_t *base = NULL;
if (regAddr == 0) {
HDF_LOGE("%s: regAddr invalid", __func__);
return HDF_FAILURE;
}
base = OsalIoRemap(regAddr, regSize);
if (base == NULL) {
HDF_LOGE("%s: ioremap failed", __func__);
return HDF_FAILURE;
}
OSAL_WRITEL(regValue, base);
OsalIoUnmap((void *)base);
return HDF_SUCCESS;
}
#if defined(CONFIG_ARCH_ROCKCHIP)
static int32_t SetResetStatus(TouchDriver *driver)
{
int32_t ret;
uint8_t writeBuf[5];
writeBuf[0] = (GTP_REG_CMD_1 >> 8) & 0xFF;
writeBuf[1] = GTP_REG_CMD_1 & 0xFF;
writeBuf[2] = 0x00;
writeBuf[3] = 0x56;
writeBuf[4] = 0xAA;
ret = InputI2cWrite(&driver->i2cClient, writeBuf, 5);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: InputI2cWrite failed, ret = %d", __func__, ret);
return ret;
}
writeBuf[0] = (GTP_REG_CMD >> 8) & 0xFF;
writeBuf[1] = GTP_REG_CMD & 0xFF;
writeBuf[2] = 0xAA;
ret = InputI2cWrite(&driver->i2cClient, writeBuf, 3);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: InputI2cWrite failed, ret = %d", __func__, ret);
return ret;
}
return HDF_SUCCESS;
}
static int32_t Gt1xRequestIo(ChipDevice *chipDev)
{
int32_t ret;
ret = SetGpio(chipDev->boardCfg->pins.rstGpio, 1, 0);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: set rstGpio to output failed, ret %d", __func__, ret);
return HDF_FAILURE;
}
ret = SetGpio(chipDev->boardCfg->pins.intGpio, 1, 0);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: set intGpio to output failed, ret %d", __func__, ret);
return HDF_FAILURE;
}
OsalMSleep(100);
ret = SetGpio(chipDev->boardCfg->pins.rstGpio, 1, 1);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: set intGpio to output failed, ret %d", __func__, ret);
return HDF_FAILURE;
}
OsalMSleep(20);
return HDF_SUCCESS;
}
#endif
static int32_t SetPowerOnTiming(ChipDevice *chipDev, bool enableRst)
{
int32_t i;
int32_t ret;
uint32_t rstPinAddr;
uint32_t rstPinValue;
uint32_t intPinAddr;
uint32_t intPinValue;
SeqArray pwrOnTiming = {0};
TouchDriver *driver = chipDev->driver;
rstPinAddr = driver->boardCfg->pins.rstPinReg[0];
rstPinValue = driver->boardCfg->pins.rstPinReg[1];
intPinAddr = driver->boardCfg->pins.intPinReg[0];
intPinValue = driver->boardCfg->pins.intPinReg[1];
if (InputPinMuxCfg(rstPinAddr, REGISTER_BYTE_SIZE, rstPinValue) != HDF_SUCCESS) {
return HDF_FAILURE;
}
if (InputPinMuxCfg(intPinAddr, REGISTER_BYTE_SIZE, intPinValue) != HDF_SUCCESS) {
return HDF_FAILURE;
}
HDF_LOGD("%s: rstPinAddr = 0x%x, rstPinValue = 0x%x, intPinAddr = 0x%x, intPinValue = 0x%x",
__func__, rstPinAddr, rstPinValue, intPinAddr, intPinValue);
ret = memcpy_s(&pwrOnTiming, sizeof(SeqArray), &chipDev->chipCfg->pwrSeq.pwrOn, sizeof(SeqArray));
if (ret != EOK) {
HDF_LOGE("%s: memcpy_s failed", __func__);
return HDF_FAILURE;
}
if ((pwrOnTiming.buf == NULL) || (pwrOnTiming.count == 0)) {
HDF_LOGE("%s: pwrOnTiming config is invalid", __func__);
return HDF_FAILURE;
}
for (i = 0; i < pwrOnTiming.count / PWR_CELL_LEN; i++) {
if (enableRst) {
ret = HandleResetEvent(chipDev, pwrOnTiming.buf, PWR_CELL_LEN);
} else {
ret = HandlePowerEvent(chipDev, pwrOnTiming.buf, PWR_CELL_LEN);
}
CHECK_RETURN_VALUE(ret);
pwrOnTiming.buf = pwrOnTiming.buf + PWR_CELL_LEN;
}
#if defined(CONFIG_ARCH_ROCKCHIP)
ret = SetResetStatus(driver);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: SetResetStatus failed", __func__);
}
#endif
return HDF_SUCCESS;
}
static void EventHandle(TouchDriver *driver, ChipDevice *chipDev)
{
int32_t ret;
if ((chipDev->ops == NULL) || (chipDev->ops->DataHandle == NULL)) {
return;
}
ret = chipDev->ops->DataHandle(chipDev);
if (ret == HDF_SUCCESS) {
InputFrameReport(driver);
}
}
static int32_t IrqHandle(uint16_t intGpioNum, void *data)
{
TouchDriver *driver = (TouchDriver *)data;
int ret = GpioDisableIrq(intGpioNum);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: disable irq failed, ret %d", __func__, ret);
return HDF_FAILURE;
}
EventHandle(driver, driver->device);
ret = GpioEnableIrq(intGpioNum);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: enable irq failed, ret %d", __func__, ret);
return HDF_FAILURE;
}
return HDF_SUCCESS;
}
static void InputFrameReport(TouchDriver *driver)
{
InputDevice *dev = driver->inputDev;
FrameData *frame = &driver->frameData;
int32_t i;
OsalMutexLock(&driver->mutex);
for (i = 0; i < MAX_FINGERS_NUM; i++) {
if (frame->fingers[i].valid) {
input_report_abs(dev, ABS_MT_POSITION_X, frame->fingers[i].x);
input_report_abs(dev, ABS_MT_POSITION_Y, frame->fingers[i].y);
input_report_abs(dev, ABS_MT_TRACKING_ID, frame->fingers[i].trackId);
input_mt_sync(dev);
}
}
if ((frame->definedEvent == TOUCH_DOWN) || (frame->definedEvent == TOUCH_CONTACT)) {
input_report_key(dev, BTN_TOUCH, 1);
} else {
input_report_key(dev, BTN_TOUCH, 0);
}
OsalMutexUnlock(&driver->mutex);
input_sync(dev);
}
static int32_t SetupChipIrq(ChipDevice *chipDev)
{
int32_t ret;
uint16_t intGpioNum = chipDev->boardCfg->pins.intGpio;
uint16_t irqFlag = chipDev->chipCfg->bus.chipI2c.irqFlag;
if (chipDev->driver == NULL) {
HDF_LOGE("%s: invalid param", __func__);
return HDF_FAILURE;
}
irqFlag |= GPIO_IRQ_USING_THREAD;
HDF_LOGD("%s: gpioNum = %u, irqFlag = %u", __func__, intGpioNum, irqFlag);
ret = GpioSetIrq(intGpioNum, irqFlag, IrqHandle, chipDev->driver);
if (ret != 0) {
HDF_LOGE("%s: register irq failed, ret %d", __func__, ret);
return ret;
}
ret = GpioEnableIrq(intGpioNum);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: enable irq failed, ret %d", __func__, ret);
return HDF_FAILURE;
}
return HDF_SUCCESS;
}
static void ChipReset(ChipDevice *chipDev)
{
if (chipDev == NULL) {
HDF_LOGE("%s: invalid param", __func__);
return;
}
(void)SetPowerOnTiming(chipDev, true);
}
#if GTP_ESD_PROTECT
static TouchDriver *g_touchDriver;
static struct workqueue_struct *gt1x_workqueue = NULL;
static int esd_work_cycle = 200;
static struct delayed_work esd_check_work;
static int esd_running;
static void Gt1xEsdCheckFunc(struct work_struct *);
int32_t Gt1xSedFeedWatchdog(TouchDriver *driver, uint8_t cmd, uint8_t data)
{
(void)driver;
int32_t ret;
uint8_t writeBuf[4];
writeBuf[0] = 0x80;
writeBuf[1] = 0x41;
writeBuf[2] = 0;
writeBuf[3] = (uint8_t) ((0 - cmd - data) & 0xFF);
ret = InputI2cWrite(&g_touchDriver->i2cClient, writeBuf, 4);
CHIP_CHECK_RETURN(ret);
writeBuf[0] = 0x80;
writeBuf[1] = 0x40;
writeBuf[2] = 0xAA;
ret = InputI2cWrite(&g_touchDriver->i2cClient, writeBuf, 3);
CHIP_CHECK_RETURN(ret);
OsalMSleep(50);
return ret;
}
static int32_t Gt1xSedReadStatus(TouchDriver *driver)
{
int32_t ret = -1;
uint8_t buf[4] = {0};
uint8_t reg[2] = {0};
reg[0] = 0x80;
reg[1] = 0x40;
ret = InputI2cRead(&g_touchDriver->i2cClient, reg, 2, buf, 4);
return (!ret && buf[0] != 0xAA && buf[3] == 0xAA);
}
static int32_t Gt1xSedResetStatus(TouchDriver *driver)
{
int32_t ret = -1;
uint8_t writeBuf[6];
writeBuf[0] = 0x42;
writeBuf[1] = 0x26;
writeBuf[2] = 0x01;
writeBuf[3] = 0x01;
writeBuf[4] = 0x01;
writeBuf[5] = 0x01;
ret = InputI2cWrite(&g_touchDriver->i2cClient, writeBuf, 6);
return ret;
}
void Gt1xInitEsdProtect(void)
{
esd_work_cycle = 2 * HZ;
HDF_LOGI("Clock ticks for an esd cycle: %d", esd_work_cycle);
g_timeout = jiffies + HZ * 600;
INIT_DELAYED_WORK(&esd_check_work, Gt1xEsdCheckFunc);
}
void Gt1xEsdSwitch(int32_t on)
{
if (on) {
HDF_LOGI("Esd protector started!");
queue_delayed_work(gt1x_workqueue, &esd_check_work, 1);
} else {
HDF_LOGI("Esd protector stoped!");
cancel_delayed_work(&esd_check_work);
}
}
static void Gt1xDeinitEsdProtect(void)
{
Gt1xEsdSwitch(0);
}
static int32_t ChipEsdResetRetry(TouchDriver *driver)
{
int32_t ret;
ChipDevice *chipDev = driver->device;
uint16_t intGpioNum = driver->device->boardCfg->pins.intGpio;
ret = GpioDisableIrq(intGpioNum);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: disable irq failed, ret %d", __func__, ret);
return HDF_FAILURE;
}
HDF_LOGE("start ChipEsdResetRetry");
ret = ChipCheckResetRetry(chipDev);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: ChipCheckResetRetry failed, ret %d", __func__, ret);
ret = GpioEnableIrq(intGpioNum);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: enable irq failed, ret %d", __func__, ret);
}
return HDF_FAILURE;
}
HDF_LOGE("end ChipEsdResetRetry");
ret = GpioEnableIrq(intGpioNum);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: enable irq failed, ret %d", __func__, ret);
return HDF_FAILURE;
}
return HDF_SUCCESS;
}
static void Gt1xEsdCheckFunc(struct work_struct *work)
{
int32_t i = 0;
int32_t ret = -1;
if (time_after(jiffies, g_timeout)) {
HDF_LOGE("ESD check runing...");
g_timeout = jiffies + HZ * 600;
}
for (i = 0; i < 3; i++) {
ret = Gt1xSedReadStatus(g_touchDriver);
if (ret) {
break;
}
OsalMSleep(50);
}
if (likely(i < 3)) {
Gt1xSedFeedWatchdog(g_touchDriver, 0xaa, 0);
queue_delayed_work(gt1x_workqueue, &esd_check_work, esd_work_cycle);
} else {
HDF_LOGE("IC works abnormally! Process reset guitar");
Gt1xSedResetStatus(g_touchDriver);
OsalMSleep(50);
ret = ChipEsdResetRetry(g_touchDriver);
if (ret == HDF_SUCCESS) {
queue_delayed_work(gt1x_workqueue, &esd_check_work, esd_work_cycle);
} else {
HDF_LOGE("ESD failed, exit esd check work thread");
}
}
}
static int32_t ChipCheckResetRetry(ChipDevice *chipDev)
{
int32_t count = 20;
int32_t ret;
if ((chipDev->ops == NULL) || (chipDev->ops->Detect == NULL)) {
return HDF_FAILURE;
}
while (count --) {
ChipReset(chipDev);
OsalMSleep(100);
ret = chipDev->ops->Detect(chipDev);
if (ret == HDF_SUCCESS) {
return HDF_SUCCESS;
}
HDF_LOGE("%s: reset chip %d time", __func__, count);
}
return HDF_FAILURE;
}
#endif
static int32_t ChipDriverInit(ChipDevice *chipDev)
{
int32_t count = 20;
int32_t ret;
#if defined(CONFIG_ARCH_ROCKCHIP)
g_touchDriver = chipDev->driver;
ret = Gt1xRequestIo(chipDev);
CHECK_RETURN_VALUE(ret);
#endif
ret = SetPowerOnTiming(chipDev, false);
CHECK_RETURN_VALUE(ret);
if ((chipDev->ops == NULL) || (chipDev->ops->Detect == NULL)) {
return HDF_FAILURE;
}
while (count --) {
OsalMSleep(100);
ret = chipDev->ops->Detect(chipDev);
if (ret == HDF_SUCCESS) {
break;
}
HDF_LOGI("%s: reset chip %d time", __func__, count);
ChipReset(chipDev);
}
CHECK_RETURN_VALUE(ret);
#if GTP_ESD_PROTECT
gt1x_workqueue = create_singlethread_workqueue("gt1x_workthread");
if (gt1x_workqueue == NULL) {
HDF_LOGE("Create workqueue failed!");
}
Gt1xInitEsdProtect();
Gt1xEsdSwitch(1);
#endif
HDF_LOGI("%s: chipDetect succ, ret = %d ", __func__, ret);
#if defined(CONFIG_ARCH_SPRD) || defined(CONFIG_ARCH_ROCKCHIP) || defined(LOSCFG_PLATFORM_STM32MP157)
HDF_LOGI("%s: do not update firmware", __func__);
#else
ret = chipDev->ops->UpdateFirmware(chipDev);
CHECK_RETURN_VALUE(ret);
HDF_LOGI("%s: update firmware success", __func__);
#endif
ret = SetupChipIrq(chipDev);
CHECK_RETURN_VALUE(ret);
return HDF_SUCCESS;
}
static InputDevice *InputDeviceInstance(ChipDevice *chipDev)
{
InputDevice *inputDev = (InputDevice *)OsalMemAlloc(sizeof(InputDevice));
if (inputDev == NULL) {
HDF_LOGE("%s: instance input device failed", __func__);
return NULL;
}
(void)memset_s(inputDev, sizeof(InputDevice), 0, sizeof(InputDevice));
inputDev->hdfDevObj = chipDev->driver->hdfTouchDev;
inputDev->pvtData = (void *)chipDev;
inputDev->devType = chipDev->driver->boardCfg->attr.devType;
inputDev->devName = chipDev->driver->devName;
return inputDev;
}
static int32_t ChipMatchCheck(const ChipDevice *chipDev, const TouchDriver *driver)
{
const struct DeviceResourceNode *boardNode = driver->boardCfg->boardNode;
const struct DeviceResourceNode *chipNode = chipDev->chipCfg->chipNode;
if ((boardNode == NULL) || (boardNode->parent == NULL)) {
HDF_LOGE("%s: board node or upper node is null", __func__);
return HDF_FAILURE;
}
if ((chipNode == NULL) || (chipNode->parent == NULL) || (chipNode->parent->parent == NULL)) {
HDF_LOGE("%s: chip node or upper node is null ", __func__);
return HDF_FAILURE;
}
if (boardNode->parent == chipNode->parent->parent) {
HDF_LOGI("%s: boardNode's father name = %s, chipNode's grandpa name = %s", __func__,
boardNode->parent->name, chipNode->parent->parent->name);
return HDF_SUCCESS;
}
return HDF_FAILURE;
}
static int32_t DeviceBindDriver(ChipDevice *chipDev)
{
TouchDriver *driver = NULL;
int32_t ret = HDF_FAILURE;
int32_t i;
for (i = 0; i < MAX_TOUCH_DEVICE; i++) {
if ((g_touchDriverList[i] != NULL) && g_touchDriverList[i]->initedFlag) {
ret = ChipMatchCheck(chipDev, g_touchDriverList[i]);
if (ret == HDF_SUCCESS) {
driver = g_touchDriverList[i];
break;
}
}
}
if ((ret == HDF_FAILURE) || (driver == NULL)) {
return HDF_FAILURE;
}
driver->i2cClient.i2cCfg.addr = chipDev->chipCfg->bus.chipI2c.commAddr;
driver->device = chipDev;
chipDev->driver = driver;
chipDev->boardCfg = driver->boardCfg;
return HDF_SUCCESS;
}
int32_t RegisterTouchChipDevice(ChipDevice *chipDev)
{
int32_t ret;
InputDevice *inputDev = NULL;
if ((chipDev == NULL) || (chipDev->chipCfg == NULL)) {
return HDF_ERR_INVALID_PARAM;
}
ret = DeviceBindDriver(chipDev);
if (ret != HDF_SUCCESS) {
HDF_LOGE("%s: chip device match driver failed", __func__);
return HDF_FAILURE;
}
ret = ChipDriverInit(chipDev);
if (ret != HDF_SUCCESS) {
goto EXIT;
}
inputDev = InputDeviceInstance(chipDev);
if (inputDev == NULL) {
return HDF_ERR_MALLOC_FAIL;
}
ret = RegisterInputDevice(inputDev);
if (ret != HDF_SUCCESS) {
goto EXIT1;
}
chipDev->driver->inputDev = inputDev;
chipDev->ops->SetAbility(chipDev);
return HDF_SUCCESS;
EXIT1:
OsalMemFree(inputDev);
EXIT:
chipDev->driver->device = NULL;
return HDF_FAILURE;
}
static int32_t TouchGetDevType(TouchDriver *driver, struct HdfSBuf *reply)
{
uint32_t devType = driver->devType;
HDF_LOGI("%s: enter, devType is %u", __func__, devType);
bool ret = HdfSbufWriteUint32(reply, devType);
if (!ret) {
HDF_LOGE("%s: HdfSbufWriteUint32 failed", __func__);
return HDF_FAILURE;
}
return HDF_SUCCESS;
}
static int32_t TouchSetPowerStatus(TouchDriver *driver, struct HdfSBuf *data)
{
uint32_t pwrStatus = 0;
bool ret = HdfSbufReadUint32(data, &pwrStatus);
if (!ret) {
HDF_LOGE("%s: HdfSbufWriteUint32 failed", __func__);
return HDF_FAILURE;
}
driver->pwrStatus = pwrStatus;
HDF_LOGI("%s: set power status is %u", __func__, pwrStatus);
return HDF_SUCCESS;
}
static int32_t TouchGetPowerStatus(TouchDriver *driver, struct HdfSBuf *reply)
{
uint32_t pwrStatus = driver->pwrStatus;
bool ret = HdfSbufWriteUint32(reply, pwrStatus);
if (!ret) {
HDF_LOGE("%s: HdfSbufWriteUint32 failed", __func__);
return HDF_FAILURE;
}
HDF_LOGI("%s: get power status is %u", __func__, pwrStatus);
return HDF_SUCCESS;
}
static int32_t TouchGetDeviceStrInfo(TouchDriver *driver, int32_t cmd, struct HdfSBuf *reply)
{
const char *info = NULL;
if ((driver->device == NULL) || (driver->device->chipCfg == NULL)) {
HDF_LOGE("%s: parameter invalid", __func__);
return HDF_ERR_INVALID_PARAM;
}
switch (cmd) {
case GET_CHIP_NAME:
info = driver->device->chipName;
break;
case GET_VENDOR_NAME:
info = driver->device->vendorName;
break;
case GET_CHIP_INFO:
info = driver->device->chipCfg->chipInfo;
break;
default:
info = NULL;
break;
}
bool ret = HdfSbufWriteString(reply, info);
if (!ret) {
HDF_LOGE("%s: HdfSbufWriteUint32 failed", __func__);
return HDF_FAILURE;
}
HDF_LOGI("%s: cmd is %d, the info is %s", __func__, cmd, info);
return HDF_SUCCESS;
}
static int32_t TouchGetDeviceAttr(TouchDriver *driver, struct HdfSBuf *reply)
{
char *tempStr = "main_touch";
int32_t ret;
if (driver->inputDev == NULL) {
return HDF_FAILURE;
}
HDF_LOGE("%s: enter", __func__);
ret = strncpy_s(driver->inputDev->attrSet.devName, DEV_NAME_LEN, tempStr, strlen(tempStr));
if (ret != 0) {
HDF_LOGE("%s: strncpy dev attr failed", __func__);
return HDF_FAILURE;
}
if (!HdfSbufWriteBuffer(reply, &driver->inputDev->attrSet, sizeof(DevAttr))) {
HDF_LOGE("%s: sbuf write dev attr failed", __func__);
}
HDF_LOGI("%s: get dev attr succ", __func__);
return HDF_SUCCESS;
}
static int32_t TouchGetDeviceAbility(TouchDriver *driver, struct HdfSBuf *reply)
{
if (driver->inputDev == NULL) {
return HDF_FAILURE;
}
HDF_LOGE("%s: enter", __func__);
if (!HdfSbufWriteBuffer(reply, &driver->inputDev->abilitySet, sizeof(DevAbility))) {
HDF_LOGE("%s: sbuf write dev ability failed", __func__);
}
HDF_LOGI("%s: get dev ability succ", __func__);
return HDF_SUCCESS;
}
static int32_t TouchSetGestureMode(TouchDriver *driver, struct HdfSBuf *data)
{
uint32_t gestureMode = 0;
bool ret = HdfSbufReadUint32(data, &gestureMode);
if (!ret) {
HDF_LOGE("%s: HdfSbufWriteUint32 failed", __func__);
return HDF_FAILURE;
}
driver->gestureMode = gestureMode;
HDF_LOGD("%s: set gesture mode is %u", __func__, gestureMode);
return HDF_SUCCESS;
}
static int32_t TouchSelfCapacitance(TouchDriver *driver, struct HdfSBuf *data, struct HdfSBuf *reply)
{
CapacitanceTestInfo capacTest = {0};
bool ret = HdfSbufReadUint32(data, &capacTest.testType);
if (!ret) {
HDF_LOGE("%s: HdfSbufWriteUint32 failed", __func__);
return HDF_FAILURE;
}
if (strncpy_s(capacTest.testResult, SELF_TEST_RESULT_LEN, "SUCCESS", sizeof("SUCCESS")) != EOK) {
HDF_LOGE("%s: strncpy_s fail", __func__);
return HDF_FAILURE;
}
ret = HdfSbufWriteString(reply, (const char *)capacTest.testResult);
if (!ret) {
HDF_LOGE("%s: HdfSbufWriteString failed", __func__);
return HDF_FAILURE;
}
HDF_LOGD("%s: capac test type is %u, test result is %s", __func__, capacTest.testType, capacTest.testResult);
return HDF_SUCCESS;
}
static int32_t TouchRunExtraCmd(TouchDriver *driver, struct HdfSBuf *data)
{
InputExtraCmd cmd = {0};
cmd.cmdCode = HdfSbufReadString(data);
if (cmd.cmdCode == NULL) {
HDF_LOGE("%s: HdfSbufReadString failed", __func__);
return HDF_FAILURE;
}
cmd.cmdValue = HdfSbufReadString(data);
if (cmd.cmdValue == NULL) {
HDF_LOGE("%s: HdfSbufReadString failed", __func__);
return HDF_FAILURE;
}
HDF_LOGD("%s: extra cmd code is %s, cmd value is %s", __func__, cmd.cmdCode, cmd.cmdValue);
return HDF_SUCCESS;
}
static int32_t HdfTouchDispatch(struct HdfDeviceIoClient *client, int32_t cmd,
struct HdfSBuf *data, struct HdfSBuf *reply)
{
int32_t ret;
TouchDriver *touchDriver = NULL;
if ((client == NULL) || (client->device == NULL) || (data == NULL) || (reply == NULL)) {
HDF_LOGE("%s: param is null", __func__);
return HDF_FAILURE;
}
touchDriver = (TouchDriver *)client->device->priv;
if (touchDriver == NULL) {
HDF_LOGE("%s: touchDriver is null", __func__);
return HDF_FAILURE;
}
HDF_LOGI("%s: cmd = %d", __func__, cmd);
switch (cmd) {
case GET_DEV_TYPE:
ret = TouchGetDevType(touchDriver, reply);
break;
case SET_PWR_STATUS:
ret = TouchSetPowerStatus(touchDriver, data);
break;
case GET_PWR_STATUS:
ret = TouchGetPowerStatus(touchDriver, reply);
break;
case GET_CHIP_NAME:
case GET_VENDOR_NAME:
case GET_CHIP_INFO:
ret = TouchGetDeviceStrInfo(touchDriver, cmd, reply);
break;
case GET_DEV_ATTR:
ret = TouchGetDeviceAttr(touchDriver, reply);
break;
case GET_DEV_ABILITY:
ret = TouchGetDeviceAbility(touchDriver, reply);
break;
case SET_GESTURE_MODE:
ret = TouchSetGestureMode(touchDriver, data);
break;
case RUN_CAPAC_TEST:
ret = TouchSelfCapacitance(touchDriver, data, reply);
break;
case RUN_EXTRA_CMD:
ret = TouchRunExtraCmd(touchDriver, data);
break;
default:
ret = HDF_SUCCESS;
HDF_LOGE("%s: cmd unknown, cmd = 0x%x", __func__, cmd);
break;
}
return ret;
}
static int32_t TouchSetupBus(TouchDriver *driver, TouchBoardCfg *config)
{
uint8_t busType = config->bus.busType;
uint8_t busNum = config->bus.i2c.busNum;
if (busType == I2C_TYPE) {
uint32_t i2cClkAddr = config->bus.i2c.i2cClkReg[0];
uint32_t i2cClkValue = config->bus.i2c.i2cClkReg[1];
uint32_t i2cDataAddr = config->bus.i2c.i2cDataReg[0];
uint32_t i2cDataValue = config->bus.i2c.i2cDataReg[1];
if (InputPinMuxCfg(i2cClkAddr, REGISTER_BYTE_SIZE, i2cClkValue) != HDF_SUCCESS) {
return HDF_FAILURE;
}
if (InputPinMuxCfg(i2cDataAddr, REGISTER_BYTE_SIZE, i2cDataValue) != HDF_SUCCESS) {
return HDF_FAILURE;
}
driver->i2cClient.i2cHandle = I2cOpen(busNum);
if (driver->i2cClient.i2cHandle == NULL) {
HDF_LOGE("%s: open i2c%u failed", __func__, busNum);
return HDF_FAILURE;
}
return HDF_SUCCESS;
}
if (busType == SPI_TYPE) {
HDF_LOGI("%s: setup spi bus succ", __func__);
return HDF_SUCCESS;
}
return HDF_FAILURE;
}
static int32_t TouchInitData(TouchDriver *driver, TouchBoardCfg *config)
{
driver->devType = config->attr.devType;
driver->devName = config->attr.devName;
driver->i2cClient.i2cCfg.busNum = config->bus.i2c.busNum;
driver->irqStopFlag = false;
return HDF_SUCCESS;
}
static int32_t TouchDriverInit(TouchDriver *driver, TouchBoardCfg *config)
{
int32_t ret = TouchInitData(driver, config);
CHECK_RETURN_VALUE(ret);
ret = TouchSetupBus(driver, config);
CHECK_RETURN_VALUE(ret);
ret = OsalMutexInit(&driver->mutex);
CHECK_RETURN_VALUE(ret);
driver->initedFlag = true;
return HDF_SUCCESS;
}
static TouchBoardCfg *BoardConfigInstance(struct HdfDeviceObject *device)
{
TouchBoardCfg *boardCfg = (TouchBoardCfg *)OsalMemAlloc(sizeof(TouchBoardCfg));
if (boardCfg == NULL) {
HDF_LOGE("%s: instance board config failed", __func__);
return NULL;
}
(void)memset_s(boardCfg, sizeof(TouchBoardCfg), 0, sizeof(TouchBoardCfg));
if (ParseTouchBoardConfig(device->property, boardCfg) != HDF_SUCCESS) {
HDF_LOGE("%s: parse board config failed", __func__);
OsalMemFree(boardCfg);
boardCfg = NULL;
}
return boardCfg;
}
static TouchDriver *TouchDriverInstance(void)
{
TouchDriver *touchDrv = (TouchDriver *)OsalMemAlloc(sizeof(TouchDriver));
if (touchDrv == NULL) {
HDF_LOGE("%s: instance touch driver failed", __func__);
return NULL;
}
(void)memset_s(touchDrv, sizeof(TouchDriver), 0, sizeof(TouchDriver));
return touchDrv;
}
static void AddTouchDriver(TouchDriver *driver)
{
int32_t i;
for (i = 0; i < MAX_TOUCH_DEVICE; i++) {
if (g_touchDriverList[i] == NULL) {
g_touchDriverList[i] = driver;
return;
}
}
}
static int32_t HdfTouchDriverBind(struct HdfDeviceObject *device)
{
if (device == NULL) {
HDF_LOGE("%s: param is null", __func__);
return HDF_ERR_INVALID_PARAM;
}
static struct IDeviceIoService touchService = {
.Dispatch = HdfTouchDispatch,
};
device->service = &touchService;
return HDF_SUCCESS;
}
#if defined(CONFIG_ARCH_ROCKCHIP)
static int HdfTouchDriverDozeResume(struct HdfDeviceObject *device)
{
if (device == NULL) {
HDF_LOGE("%s: param is null", __func__);
return HDF_ERR_INVALID_PARAM;
}
HDF_LOGI("%s:called", __func__);
static int32_t isFirstResume = 1;
if (isFirstResume == 1) {
isFirstResume = 0;
return HDF_SUCCESS;
}
TouchDriver *touchDriver = (TouchDriver *)device->priv;
ChipReset(touchDriver->device);
return HDF_SUCCESS;
}
static int HdfTouchDriverDozeSuspend(struct HdfDeviceObject *device)
{
if (device == NULL) {
HDF_LOGE("%s: param is null", __func__);
return HDF_ERR_INVALID_PARAM;
}
HDF_LOGI("%s:called", __func__);
int32_t ret = -1;
uint8_t writeBuf[3];
TouchDriver *touchDriver = (TouchDriver *)device->priv;
uint16_t intGpioNum = touchDriver->device->boardCfg->pins.intGpio;
GpioSetDir(intGpioNum, 1);
GpioWrite(intGpioNum, 0);
writeBuf[0] = 0x80;
writeBuf[1] = 0x40;
writeBuf[2] = 0x05;
ret = InputI2cWrite(&touchDriver->i2cClient, writeBuf, 3);
HDF_LOGI("%s:ret = %d", __func__, ret);
return HDF_SUCCESS;
}
static void HdfTouchDriverRegisterPowerListener(struct HdfDeviceObject *device)
{
int ret;
static struct IPowerEventListener powerListener = {0};
HDF_LOGI("%s::enter!", __func__);
powerListener.DozeResume = HdfTouchDriverDozeResume;
powerListener.DozeSuspend = HdfTouchDriverDozeSuspend;
powerListener.Resume = NULL;
powerListener.Suspend = NULL;
ret = HdfPmRegisterPowerListener(device, &powerListener);
HDF_LOGI("%s:register power listener, ret = %d", __func__, ret);
}
static void HdfTouchDriverUnregisterPowerListener(struct HdfDeviceObject *device)
{
static struct IPowerEventListener powerListener = {0};
HDF_LOGI("%s::enter!", __func__);
powerListener.DozeResume = NULL;
powerListener.DozeSuspend = NULL;
powerListener.Resume = NULL;
powerListener.Suspend = NULL;
HdfPmUnregisterPowerListener(device, &powerListener);
}
#endif
static int32_t HdfTouchDriverProbe(struct HdfDeviceObject *device)
{
int32_t ret;
TouchBoardCfg *boardCfg = NULL;
TouchDriver *touchDriver = NULL;
HDF_LOGI("%s: enter", __func__);
if (device == NULL) {
HDF_LOGE("%s: param is null", __func__);
return HDF_ERR_INVALID_PARAM;
}
boardCfg = BoardConfigInstance(device);
if (boardCfg == NULL) {
return HDF_ERR_MALLOC_FAIL;
}
touchDriver = TouchDriverInstance();
if (touchDriver == NULL) {
goto EXIT;
}
ret = TouchDriverInit(touchDriver, boardCfg);
if (ret == HDF_SUCCESS) {
touchDriver->hdfTouchDev = device;
touchDriver->boardCfg = boardCfg;
AddTouchDriver(touchDriver);
device->priv = (void *)touchDriver;
#if defined(CONFIG_ARCH_ROCKCHIP)
HdfTouchDriverRegisterPowerListener(device);
#endif
HDF_LOGI("%s: %s exit succ", __func__, boardCfg->attr.devName);
return HDF_SUCCESS;
}
EXIT:
OsalMemFree(boardCfg);
if (touchDriver != NULL) {
touchDriver->boardCfg = NULL;
OsalMemFree(touchDriver);
}
return HDF_FAILURE;
}
static void HdfTouchDriverRelease(struct HdfDeviceObject *device)
{
TouchDriver *driver = NULL;
InputDevice *inputDev = NULL;
int32_t i;
if (device == NULL || device->priv == NULL) {
HDF_LOGE("%s: param is null", __func__);
return;
}
driver = device->priv;
for (i = 0; i < MAX_TOUCH_DEVICE; i++) {
if (g_touchDriverList[i] == driver) {
inputDev = driver->inputDev;
break;
}
}
if (inputDev != NULL) {
UnregisterInputDevice(inputDev);
driver->inputDev = NULL;
}
#if defined(CONFIG_ARCH_ROCKCHIP)
HdfTouchDriverUnregisterPowerListener(device);
#endif
OsalMutexDestroy(&driver->mutex);
OsalMemFree(driver);
if (i < MAX_TOUCH_DEVICE) {
g_touchDriverList[i] = NULL;
}
}
struct HdfDriverEntry g_hdfTouchEntry = {
.moduleVersion = 1,
.moduleName = "HDF_TOUCH",
.Bind = HdfTouchDriverBind,
.Init = HdfTouchDriverProbe,
.Release = HdfTouchDriverRelease,
};
HDF_INIT(g_hdfTouchEntry);