novatek: Support parameter upgrade method

Support to upgrade TP firmware through the
Parameter APK.

Change-Id: I370e175db38ab7f5de3aa4cc5aabae7ea2f219c6
Reviewed-on: https://gerrit.mot.com/1979783
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Konstantin Makariev <kmakariev@motorola.com>
Reviewed-by: Jun Weng <wengjun1@motorola.com>
Submit-Approved: Jira Key

drivers/input/touchscreen/nova_0flash_mmi/Android.mk

@@ -55,6 +55,11 @@ endif
 ifeq ($(TOUCH_PANEL_NOTIFICATIONS),true)
 	KERNEL_CFLAGS += CONFIG_TOUCH_PANEL_NOTIFICATIONS=y
 endif
+
+ifeq ($(TOUCHCLASS_MMI_MULTIWAY_UPDATE_FW),true)
+	KERNEL_CFLAGS += CONFIG_TOUCHCLASS_MMI_MULTIWAY_UPDATE_FW=y
+endif
+
 include $(CLEAR_VARS)
 ifneq ($(BOARD_USES_DOUBLE_TAP),)
 LOCAL_ADDITIONAL_DEPENDENCIES += $(KERNEL_MODULES_OUT)/sensors_class.ko

drivers/input/touchscreen/nova_0flash_mmi/Kbuild

@@ -62,5 +62,9 @@ ifneq ($(filter m y,$(CONFIG_INPUT_TOUCHSCREEN_MMI)),)
     KBUILD_EXTRA_SYMBOLS += $(CURDIR)/$(KBUILD_EXTMOD)/../touchscreen_mmi/$(GKI_OBJ_MODULE_DIR)/Module.symvers
     EXTRA_CFLAGS += -DCONFIG_INPUT_TOUCHSCREEN_MMI
     nova_0flash_mmi-objs += nt36xxx_mmi_class.o
+
+    ifneq ($(filter m y, $(CONFIG_TOUCHCLASS_MMI_MULTIWAY_UPDATE_FW)),)
+        EXTRA_CFLAGS += -DTS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+    endif
 endif
 KBUILD_EXTRA_SYMBOLS += $(CURDIR)/../../kernel/msm-$(MODULE_KERNEL_VERSION)/Module.symvers

drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.h

@@ -264,6 +264,9 @@ struct nvt_ts_data {
 #if defined(CONFIG_INPUT_TOUCHSCREEN_MMI)
 	struct ts_mmi_class_methods *imports;
 #endif
+#ifdef TS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+	int flash_mode;
+#endif
 };
 
 #if NVT_TOUCH_PROC

drivers/input/touchscreen/nova_0flash_mmi/nt36xxx_fw_update.c

@@ -20,6 +20,7 @@
 #include <linux/gpio.h>
 
 #include "nt36xxx.h"
+#include <linux/touchscreen_mmi.h>
 
 #if BOOT_UPDATE_FIRMWARE
 
@@ -285,6 +286,13 @@ return:
 static void update_firmware_release(void)
 {
 	if (fw_entry) {
+#ifdef TS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+		if (ts->flash_mode == FW_PARAM_MODE) {
+			vfree(fw_entry->data);
+			fw_entry = NULL;
+			return;
+		}
+#endif
 		release_firmware(fw_entry);
 	}
 
@@ -302,6 +310,15 @@ static int32_t update_firmware_request(char *filename)
 {
 	uint8_t retry = 0;
 	int32_t ret = 0;
+#ifdef TS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+	char path[TS_MMI_MAX_FULL_FW_PATH] = { 0 };
+	void *data = NULL;
+	struct firmware *fw_tmp;
+	struct file *filp = NULL;
+	struct inode *inode;
+	loff_t pos = 0;
+	loff_t file_len = 0;
+#endif
 
 	if (NULL == filename) {
 		return -ENOENT;
@@ -310,10 +327,53 @@ static int32_t update_firmware_request(char *filename)
 	while (1) {
 		NVT_LOG("filename is %s\n", filename);
 
-		ret = request_firmware(&fw_entry, filename, &ts->client->dev);
-		if (ret) {
-			NVT_ERR("firmware load failed, ret=%d\n", ret);
-			goto request_fail;
+#ifdef TS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+		if (ts->flash_mode == FW_PARAM_MODE) {
+			NVT_LOG("Read FW data from param path: %s\n", filename);
+			snprintf(path, TS_MMI_MAX_FULL_FW_PATH, "%s%s", TS_MMI_FW_PARAM_PATH, filename);
+			filp = filp_open(path, O_RDONLY, 0);
+			if (IS_ERR(filp)) {
+				NVT_ERR("Open %s file fail!\n", path);
+				return -ENOENT;
+			}
+
+			fw_tmp = vzalloc(sizeof(struct firmware));
+			if (!fw_tmp) {
+				NVT_ERR("Failed to malloc (struct) firmware!\n");
+				return -ENOMEM;
+			}
+
+			inode = filp->f_inode;
+			file_len = inode->i_size;
+			data = (u8 *)vzalloc(file_len);
+			if (NULL == data) {
+				NVT_ERR("Failed to malloc param firmware memory!\n");
+				filp_close(filp, NULL);
+				return -ENOMEM;
+			}
+
+			ret = kernel_read(filp, data, file_len, &pos);
+			if (ret < 0) {
+				NVT_ERR("Failed to read param firmware data, ret = %d\n", ret);
+				filp_close(filp, NULL);
+				vfree(data);
+				vfree(fw_tmp);
+				fw_entry = NULL;
+				return -EIO;
+			}
+			fw_tmp->data = data;
+			fw_tmp->size = file_len;
+			NVT_ERR("fw file len:%d pos:%d!\n", (u32)file_len, (u32)pos);
+			filp_close(filp, NULL);
+			fw_entry = fw_tmp;
+		} else
+#endif
+		{
+			ret = request_firmware(&fw_entry, filename, &ts->client->dev);
+			if (ret) {
+				NVT_ERR("firmware load failed, ret=%d\n", ret);
+				goto request_fail;
+			}
 		}
 
 		// check FW need to write size

drivers/input/touchscreen/nova_0flash_mmi/nt36xxx_mmi_class.c

@@ -124,6 +124,28 @@ static int nvt_mmi_methods_get_flashprog(struct device *dev, void *idata)
 	return 0;
 }
 
+#ifdef TS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+static int nvt_mmi_get_flash_mode(struct device *dev, void *idata)
+{
+	struct nvt_ts_data *ts_data;
+
+	GET_TS_DATA(dev);
+	TO_INT(idata) = ts_data->flash_mode;
+
+	return 0;
+}
+
+static int nvt_mmi_flash_mode(struct device *dev, int mode)
+{
+	struct nvt_ts_data *ts_data;
+
+	GET_TS_DATA(dev);
+	ts_data->flash_mode = mode;
+
+	return 0;
+}
+#endif
+
 static int nvt_mmi_methods_drv_irq(struct device *dev, int state)
 {
 	int ret = 0;
@@ -168,8 +190,10 @@ static int nvt_mmi_firmware_update(struct device *dev, char *fwname)
 	GET_TS_DATA(dev);
 
 	mutex_lock(&ts->lock);
-	snprintf(nvt_boot_firmware_name, NVT_FILE_NAME_LENGTH, "%s", fwname);
-	snprintf(nvt_mp_firmware_name, NVT_FILE_NAME_LENGTH, "mp-%s", fwname);
+	if (strncmp(fwname, "Default", sizeof("Default"))) {
+		snprintf(nvt_boot_firmware_name, NVT_FILE_NAME_LENGTH, "%s", fwname);
+		snprintf(nvt_mp_firmware_name, NVT_FILE_NAME_LENGTH, "mp-%s", fwname);
+	}
 	nvt_update_firmware(nvt_boot_firmware_name);
 	mutex_unlock(&ts->lock);
 
@@ -251,18 +275,22 @@ return:
 static int nvt_mmi_pre_resume(struct device *dev)
 {
 	struct nvt_ts_data *ts_data;
-	int ret = 0;
 
 	GET_TS_DATA(dev);
 	NVT_LOG("enter\n");
 
-	mutex_lock(&ts->lock);
-	ret = nvt_update_firmware(nvt_boot_firmware_name);
-	if (ret) {
-		 NVT_ERR("download firmware failed, ignore check fw state\n");
-	} else {
-		nvt_check_fw_reset_state(RESET_STATE_REK);
+#ifdef TS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+	if (ts_data->flash_mode == FW_PARAM_MODE)
+	{
+		NVT_LOG("update firmware through touchUpg service\n");
+		return 0;
 	}
+#endif
+
+	mutex_lock(&ts->lock);
+	NVT_LOG("update firmware: %s\n", nvt_boot_firmware_name);
+	nvt_update_firmware(nvt_boot_firmware_name);
+
 	mutex_unlock(&ts->lock);
 
 	return 0;
@@ -295,12 +323,18 @@ static struct ts_mmi_methods nvt_mmi_methods = {
 	.get_irq_status = nvt_mmi_methods_get_irq_status,
 	.get_drv_irq = nvt_mmi_methods_get_drv_irq,
 	.get_flashprog = nvt_mmi_methods_get_flashprog,
+#ifdef TS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+	.get_flash_mode = nvt_mmi_get_flash_mode,
+#endif
 	.get_poweron = nvt_mmi_methods_get_poweron,
 	/* SET methods */
 	.reset =  nvt_mmi_methods_reset,
 	.drv_irq = nvt_mmi_methods_drv_irq,
 	.charger_mode = nvt_mmi_charger_mode,
 	/* Firmware */
+#ifdef TS_MMI_TOUCH_MULTIWAY_UPDATE_FW
+	.flash_mode = nvt_mmi_flash_mode,
+#endif
 	.firmware_update = nvt_mmi_firmware_update,
 	/* PM callback */
 	.panel_state = nvt_mmi_panel_state,