static int SetSecurityUnlock(struct wacom_i2c *wac_i2c, int *pStatus)
{
int rv;
if (!flash_query(wac_i2c)) {
if (!wacom_flash_cmd(wac_i2c)) {
return EXIT_FAIL_ENTER_FLASH_MODE;
} else {
msleep(100);
if (!flash_query(wac_i2c))
return EXIT_FAIL_FLASH_QUERY;
}
}
rv = flash_security_unlock(wac_i2c, pStatus);
if (rv)
return EXIT_OK;
else
return EXIT_FAIL;
}
static int GetMpuType(struct wacom_i2c *wac_i2c, int *pMpuType)
{
int rv;
if (!flash_query(wac_i2c)) {
if (!wacom_flash_cmd(wac_i2c)) {
return EXIT_FAIL_ENTER_FLASH_MODE;
} else {
msleep(100);
if (!flash_query(wac_i2c))
return EXIT_FAIL_FLASH_QUERY;
}
}
rv = flash_mputype(wac_i2c, pMpuType);
if (rv)
return EXIT_OK;
else
return EXIT_FAIL_GET_MPU_TYPE;
}
int wacom_i2c_flash(struct wacom_i2c *wac_i2c)
{
int ret;
fw_data = wac_i2c->fw_img->data;
if (fw_data == NULL) {
printk(KERN_ERR "epen:Data is NULL. Exit.\n");
return -1;
}
wac_i2c->pdata->compulsory_flash_mode(true);
wac_i2c->pdata->reset_platform_hw();
msleep(200);
ret = wacom_flash_cmd(wac_i2c);
if (ret < 0) {
printk(KERN_DEBUG"epen:%s cannot send flash command \n", __func__);
}
ret = flash_query(wac_i2c);
if (ret < 0) {
printk(KERN_DEBUG"epen:%s Error: cannot send query \n", __func__);
ret = -EXIT_FAIL;
goto end_wacom_flash;
}
ret = wacom_i2c_flash_w9012(wac_i2c, fw_data);
if (ret < 0) {
printk(KERN_DEBUG"epen:%s Error: flash failed \n", __func__);
ret = -EXIT_FAIL;
goto end_wacom_flash;
}
end_wacom_flash:
wac_i2c->pdata->compulsory_flash_mode(false);
wac_i2c->pdata->reset_platform_hw();
msleep(200);
return ret;
}
static int GetBLVersion(struct wacom_i2c *wac_i2c, int *pBLVer)
{
int rv;
int retry = 0;
rv = wacom_flash_cmd(wac_i2c);
if (rv < 0)
msleep(500);
do {
msleep(100);
rv = flash_query(wac_i2c);
retry++;
} while (rv < 0 && retry < 10);
if (rv < 0)
return EXIT_FAIL_GET_BOOT_LOADER_VERSION;
rv = flash_blver(wac_i2c, pBLVer);
if (rv)
return EXIT_OK;
else
return EXIT_FAIL_GET_BOOT_LOADER_VERSION;
}