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Commit 0576399f authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
Browse files

Merge "input: touchscreen: synaptics v1.1"

parents 7093e6ce 71129931

kernel/drivers/input/touchscreen/synaptics_fw_update.c

+316 −205
Original line number Diff line number Diff line
@@ -30,7 +30,10 @@ 


#define DEBUG_FW_UPDATE

#define SHOW_PROGRESS

#define FW_IMAGE_NAME "PR12345678.img"

#define FW_IMAGE_NAME "PR1063486-s7301_00000000.img"

#define MAX_FIRMWARE_ID_LEN 10

#define FORCE_UPDATE false

#define INSIDE_FIRMWARE_UPDATE



#define CHECKSUM_OFFSET 0x00

#define BOOTLOADER_VERSION_OFFSET 0x07
@@ -73,6 +76,12 @@ enum flash_command { 
	CMD_ENABLE_FLASH_PROG	= 0xF,

};



enum flash_area {

	NONE,

	UI_FIRMWARE,

	CONFIG_AREA

};



#define SLEEP_MODE_NORMAL (0x00)

#define SLEEP_MODE_SENSOR_SLEEP (0x01)

#define SLEEP_MODE_RESERVED0 (0x02)
@@ -81,9 +90,9 @@ enum flash_command { 
#define ENABLE_WAIT_MS (1 * 1000)

#define WRITE_WAIT_MS (3 * 1000)

#define ERASE_WAIT_MS (5 * 1000)

#define RESET_WAIT_MS (500)



#define MIN_SLEEP_TIME_US 50

#define MAX_SLEEP_TIME_US 100

#define SLEEP_TIME_US 50



static ssize_t fwu_sysfs_show_image(struct file *data_file,

		struct kobject *kobj, struct bin_attribute *attributes,
@@ -204,6 +213,7 @@ struct f34_flash_properties { 


struct synaptics_rmi4_fwu_handle {

	bool initialized;

	bool force_update;

	char product_id[SYNAPTICS_RMI4_PRODUCT_ID_SIZE + 1];

	unsigned int image_size;

	unsigned int data_pos;
@@ -231,6 +241,8 @@ struct synaptics_rmi4_fwu_handle { 
	struct synaptics_rmi4_data *rmi4_data;

	struct f34_flash_control flash_control;

	struct f34_flash_properties flash_properties;

	struct workqueue_struct *fwu_workqueue;

	struct delayed_work fwu_work;

};



static struct bin_attribute dev_attr_data = {
@@ -313,53 +325,6 @@ static void parse_header(struct image_header *header, 
	return;

}



static int fwu_check_version(void)

{

	int retval;

	unsigned char firmware_id[4];

	unsigned char config_id[4];

	struct i2c_client *i2c_client = fwu->rmi4_data->i2c_client;



	/* device firmware id */

	retval = fwu->fn_ptr->read(fwu->rmi4_data,

				fwu->f01_fd.query_base_addr + 18,

				firmware_id,

				sizeof(firmware_id));

	if (retval < 0) {

		dev_err(&i2c_client->dev,

			"Failed to read firmware ID (code %d).\n", retval);

		return retval;

	}

	firmware_id[3] = 0;



	dev_info(&i2c_client->dev, "Device firmware ID%d\n",

					extract_uint(firmware_id));



	/* device config id */

	retval = fwu->fn_ptr->read(fwu->rmi4_data,

				fwu->f34_fd.ctrl_base_addr,

				config_id,

				sizeof(config_id));

	if (retval < 0) {

		dev_err(&i2c_client->dev,

			"Failed to read config ID (code %d).\n", retval);

		return retval;

	}



	dev_info(&i2c_client->dev,

		"Device config ID 0x%02X, 0x%02X, 0x%02X, 0x%02X\n",

		config_id[0], config_id[1], config_id[2], config_id[3]);



	/* .img config id */

	dev_info(&i2c_client->dev,

			".img config ID 0x%02X, 0x%02X, 0x%02X, 0x%02X\n",

			fwu->config_data[0],

			fwu->config_data[1],

			fwu->config_data[2],

			fwu->config_data[3]);

	return 0;

}



static int fwu_read_f01_device_status(struct f01_device_status *status)

{

	int retval;
@@ -407,7 +372,7 @@ static int fwu_read_f34_queries(void) 
		return retval;

	}



	dev_info(&i2c_client->dev, "%s perm:%d, bl%d, display:%d\n",

	dev_info(&i2c_client->dev, "%s perm:%d, bl:%d, display:%d\n",

				__func__,

				fwu->flash_properties.has_perm_config,

				fwu->flash_properties.has_bl_config,
@@ -506,25 +471,13 @@ static int fwu_read_f34_flash_status(void) 
static int fwu_reset_device(void)

{

	int retval;

	unsigned char reset = 0x01;



#ifdef DEBUG_FW_UPDATE

	dev_info(&fwu->rmi4_data->i2c_client->dev, "Reset device\n");

	dev_info(&fwu->rmi4_data->i2c_client->dev,

			"%s: Reset device\n",

			__func__);

#endif



	retval = fwu->fn_ptr->write(fwu->rmi4_data,

			fwu->f01_fd.cmd_base_addr,

			&reset,

			sizeof(reset));

	if (retval < 0) {

		dev_err(&fwu->rmi4_data->i2c_client->dev,

				"%s: Failed to reset device (addr : 0x%02x)\n",

				__func__, fwu->f01_fd.cmd_base_addr);

		return retval;

	}



	fwu_wait_for_idle(WRITE_WAIT_MS);



	retval = fwu->rmi4_data->reset_device(fwu->rmi4_data);

	if (retval < 0) {

		dev_err(&fwu->rmi4_data->i2c_client->dev,
@@ -539,37 +492,34 @@ static int fwu_write_f34_command(unsigned char cmd) 
{

	int retval;



	fwu->flash_control.data[0] = cmd;

	retval = fwu->fn_ptr->write(fwu->rmi4_data,

			fwu->addr_f34_flash_control,

			&cmd,

			sizeof(cmd));

			fwu->flash_control.data,

			sizeof(fwu->flash_control.data));

	if (retval < 0) {

		dev_err(&fwu->rmi4_data->i2c_client->dev,

				"%s: Failed to write command 0x%02x\n",

				__func__, cmd);

				__func__, fwu->flash_control.data[0]);

		return retval;

	}

	return 0;

}



static unsigned char fwu_check_flash_status(void)

{

	fwu_read_f34_flash_status();

	return fwu->flash_control.status;

}



static int fwu_wait_for_idle(int timeout_ms)

{

	int count = 0;

	int timeout_count = ((timeout_ms * 1000) / MAX_SLEEP_TIME_US) + 1;



	int timeout_count = ((timeout_ms * 1000) / SLEEP_TIME_US) + 1;

	do {

		if (fwu_read_interrupt_status() > 0)

		if (fwu->flash_control.command == 0x00)

			return 0;



		usleep_range(MIN_SLEEP_TIME_US, MAX_SLEEP_TIME_US);

		count++;

	} while (count < timeout_count);

		usleep_range(SLEEP_TIME_US, SLEEP_TIME_US + 100);

	} while (count++ < timeout_count);



	fwu_read_f34_flash_status();

	if (fwu->flash_control.command == 0x00)

		return 0;



	dev_err(&fwu->rmi4_data->i2c_client->dev,

			"%s: Timed out waiting for idle status\n",
@@ -578,6 +528,133 @@ static int fwu_wait_for_idle(int timeout_ms) 
	return -ETIMEDOUT;

}



static enum flash_area fwu_go_nogo(void)

{

	int retval = 0;

	int index = 0;

	int deviceFirmwareID;

	int imageConfigID;

	int deviceConfigID;

	unsigned long imageFirmwareID;

	unsigned char firmware_id[4];

	unsigned char config_id[4];

	char *strptr;

	char *imagePR = kzalloc(sizeof(MAX_FIRMWARE_ID_LEN), GFP_KERNEL);

	enum flash_area flash_area = NONE;

	struct i2c_client *i2c_client = fwu->rmi4_data->i2c_client;

	struct f01_device_status f01_device_status;



	if (fwu->force_update) {

		flash_area = UI_FIRMWARE;

		goto exit;

	}



	retval = fwu_read_f01_device_status(&f01_device_status);

	if (retval < 0) {

		flash_area = NONE;

		goto exit;

	}



	imagePR = kzalloc(sizeof(MAX_FIRMWARE_ID_LEN), GFP_KERNEL);



	/* Force update firmware when device is in bootloader mode */

	if (f01_device_status.flash_prog) {

		dev_info(&i2c_client->dev,

			"%s: In flash prog mode\n",

			__func__);

		flash_area = UI_FIRMWARE;

		goto exit;

	}





	/* device firmware id */

	retval = fwu->fn_ptr->read(fwu->rmi4_data,

				fwu->f01_fd.query_base_addr + 18,

				firmware_id,

				sizeof(firmware_id));

	if (retval < 0) {

		dev_err(&i2c_client->dev,

			"Failed to read firmware ID (code %d).\n", retval);

		goto exit;

	}

	firmware_id[3] = 0;

	deviceFirmwareID = extract_uint(firmware_id);



	/* .img firmware id */

	strptr = strstr(FW_IMAGE_NAME, "PR");

	if (!strptr) {

		dev_err(&i2c_client->dev,

			"No valid PR number (PRxxxxxxx)" \

			"found in image file name...\n");

		goto exit;

	}



	strptr += 2;

	while (strptr[index] >= '0' && strptr[index] <= '9') {

		imagePR[index] = strptr[index];

		index++;

	}

	imagePR[index] = 0;



	retval = sstrtoul(imagePR, 10, &imageFirmwareID);

	if (retval ==  -EINVAL) {

		dev_err(&i2c_client->dev,

			"invalid image firmware id...\n");

		goto exit;

	}



	dev_info(&i2c_client->dev,

			"Device firmware id %d, .img firmware id %d\n",

			deviceFirmwareID,

			(unsigned int)imageFirmwareID);

	if (imageFirmwareID > deviceFirmwareID) {

		flash_area = UI_FIRMWARE;

		goto exit;

	}



	/* device config id */

	retval = fwu->fn_ptr->read(fwu->rmi4_data,

				fwu->f34_fd.ctrl_base_addr,

				config_id,

				sizeof(config_id));

	if (retval < 0) {

		dev_err(&i2c_client->dev,

			"Failed to read config ID (code %d).\n", retval);

		flash_area = NONE;

		goto exit;

	}

	deviceConfigID =  extract_uint(config_id);



	dev_info(&i2c_client->dev,

		"Device config ID 0x%02X, 0x%02X, 0x%02X, 0x%02X\n",

		config_id[0], config_id[1], config_id[2], config_id[3]);



	/* .img config id */

	dev_info(&i2c_client->dev,

			".img config ID 0x%02X, 0x%02X, 0x%02X, 0x%02X\n",

			fwu->config_data[0],

			fwu->config_data[1],

			fwu->config_data[2],

			fwu->config_data[3]);

	imageConfigID =  extract_uint(fwu->config_data);



	if (imageConfigID > deviceConfigID) {

		flash_area = CONFIG_AREA;

		goto exit;

	}



exit:

	kfree(imagePR);

	if (flash_area == NONE)

		dev_info(&i2c_client->dev,

			"Nothing needs to be updated\n");

	else

		dev_info(&i2c_client->dev,

			"Update %s block\n",

			flash_area == UI_FIRMWARE ? "UI FW" : "CONFIG");

	return flash_area;

}



static int fwu_scan_pdt(void)

{

	int retval;
@@ -649,16 +726,25 @@ static int fwu_write_blocks(unsigned char *block_ptr, unsigned short block_cnt, 
	int retval;

	unsigned char block_offset[] = {0, 0};

	unsigned short block_num;

	struct i2c_client *i2c_client = fwu->rmi4_data->i2c_client;

#ifdef SHOW_PROGRESS

	unsigned int progress = (command == CMD_WRITE_CONFIG_BLOCK) ?

				10 : 100;

#endif



#ifdef DEBUG_FW_UPDATE

	dev_info(&i2c_client->dev,

			"%s: Start to update %s blocks\n",

			__func__,

			command == CMD_WRITE_CONFIG_BLOCK ?

			"config" : "firmware");

#endif

	retval = fwu->fn_ptr->write(fwu->rmi4_data,

			fwu->f34_fd.data_base_addr + BLOCK_NUMBER_OFFSET,

			block_offset,

			sizeof(block_offset));

	if (retval < 0) {

		dev_err(&fwu->rmi4_data->i2c_client->dev,

		dev_err(&i2c_client->dev,

				"%s: Failed to write to block number registers\n",

				__func__);

		return retval;
@@ -667,20 +753,19 @@ static int fwu_write_blocks(unsigned char *block_ptr, unsigned short block_cnt, 
	for (block_num = 0; block_num < block_cnt; block_num++) {

#ifdef SHOW_PROGRESS

		if (block_num % progress == 0)

			dev_info(&fwu->rmi4_data->i2c_client->dev,

			dev_info(&i2c_client->dev,

					"%s: update %s %3d / %3d\n",

					__func__,

					command == CMD_WRITE_CONFIG_BLOCK ?

					"config" : "firmware",

				block_num,

				block_cnt);

					block_num, block_cnt);

#endif

		retval = fwu->fn_ptr->write(fwu->rmi4_data,

			fwu->f34_fd.data_base_addr + BLOCK_DATA_OFFSET,

			block_ptr,

			fwu->block_size);

		if (retval < 0) {

			dev_err(&fwu->rmi4_data->i2c_client->dev,

			dev_err(&i2c_client->dev,

				"%s: Failed to write block data (block %d)\n",

				__func__, block_num);

			return retval;
@@ -688,7 +773,7 @@ static int fwu_write_blocks(unsigned char *block_ptr, unsigned short block_cnt, 


		retval = fwu_write_f34_command(command);

		if (retval < 0) {

			dev_err(&fwu->rmi4_data->i2c_client->dev,

			dev_err(&i2c_client->dev,

					"%s: Failed to write command for block %d\n",

					__func__, block_num);

			return retval;
@@ -696,30 +781,28 @@ static int fwu_write_blocks(unsigned char *block_ptr, unsigned short block_cnt, 


		retval = fwu_wait_for_idle(WRITE_WAIT_MS);

		if (retval < 0) {

			dev_err(&fwu->rmi4_data->i2c_client->dev,

				"%s: Failed to wait for idle status \

				(block %d)\n",

			dev_err(&i2c_client->dev,

					"%s: Failed to wait for idle status (block %d)\n",

					__func__, block_num);

			return retval;

		}



		retval = fwu_check_flash_status();

		if (retval != 0) {

			dev_err(&fwu->rmi4_data->i2c_client->dev,

					"%s: Flash block %d status %d\n",

		if (fwu->flash_control.status != 0x00) {

			dev_err(&i2c_client->dev,

					"%s: Flash block %d failed, status 0x%02X\n",

					__func__, block_num, retval);

			return -1;

		}



		block_ptr += fwu->block_size;

	}

#ifdef SHOW_PROGRESS

	dev_info(&fwu->rmi4_data->i2c_client->dev,

	dev_info(&i2c_client->dev,

			"%s: update %s %3d / %3d\n",

			__func__,

			command == CMD_WRITE_CONFIG_BLOCK ?

			"config" : "firmware",

		block_cnt,

		block_cnt);

			block_cnt, block_cnt);

#endif

	return 0;

}
@@ -741,7 +824,10 @@ static int fwu_write_bootloader_id(void) 
	int retval;



#ifdef DEBUG_FW_UPDATE

	dev_info(&fwu->rmi4_data->i2c_client->dev, "Write bootloader ID\n");

	dev_info(&fwu->rmi4_data->i2c_client->dev,

			"Write bootloader ID 0x%02X 0x%02X\n",

			fwu->bootloader_id[0],

			fwu->bootloader_id[1]);

#endif

	retval = fwu->fn_ptr->write(fwu->rmi4_data,

			fwu->f34_fd.data_base_addr + BLOCK_DATA_OFFSET,
@@ -789,17 +875,6 @@ static int fwu_enter_flash_prog(void) 
	if (retval < 0)

		return retval;



	retval = fwu_read_f01_device_status(&f01_device_status);

	if (retval < 0)

		return retval;



	if (!f01_device_status.flash_prog) {

		dev_err(&fwu->rmi4_data->i2c_client->dev,

				"%s: Program enabled bit not set\n",

				__func__);

		return -EINVAL;

	}



	retval = fwu_scan_pdt();

	if (retval < 0)

		return retval;
@@ -879,9 +954,12 @@ static int fwu_do_reflash(void) 
	if (retval < 0)

		return retval;



	dev_dbg(&fwu->rmi4_data->i2c_client->dev,

			"%s: Idle status detected\n",

			__func__);

	if (fwu->flash_control.status != 0x00) {

		dev_err(&fwu->rmi4_data->i2c_client->dev,

				"%s: Erase all command failed, status 0x%02X\n",

				__func__, retval);

		return -1;

	}



	if (fwu->firmware_data) {

		retval = fwu_write_firmware();
@@ -900,90 +978,6 @@ static int fwu_do_reflash(void) 
	return retval;

}



static int fwu_start_reflash(void)

{

	int retval;

	struct image_header header;

	const unsigned char *fw_image;

	const struct firmware *fw_entry = NULL;

	struct f01_device_status f01_device_status;



	pr_notice("%s: Start of reflash process\n", __func__);



	if (fwu->ext_data_source)

		fw_image = fwu->ext_data_source;

	else {

		dev_dbg(&fwu->rmi4_data->i2c_client->dev,

				"%s: Requesting firmware image %s\n",

				__func__, FW_IMAGE_NAME);



		retval = request_firmware(&fw_entry, FW_IMAGE_NAME,

				&fwu->rmi4_data->i2c_client->dev);

		if (retval != 0) {

			dev_err(&fwu->rmi4_data->i2c_client->dev,

					"%s: Firmware image %s not available\n",

					__func__, FW_IMAGE_NAME);

			retval = -EINVAL;

			goto exit;

		}



		dev_dbg(&fwu->rmi4_data->i2c_client->dev,

				"%s: Firmware image size = %d\n",

				__func__, fw_entry->size);



		fw_image = fw_entry->data;

	}



	parse_header(&header, fw_image);



	if (header.image_size)

		fwu->firmware_data = fw_image + FW_IMAGE_OFFSET;

	if (header.config_size) {

		fwu->config_data = fw_image + FW_IMAGE_OFFSET +

				header.image_size;

	}



	fwu->fn_ptr->enable(fwu->rmi4_data, false);



	fwu_check_version();



	retval = fwu_do_reflash();

	if (retval < 0) {

		dev_err(&fwu->rmi4_data->i2c_client->dev,

				"%s: Failed to do reflash\n",

				__func__);

	}



	/* reset device */

	fwu_reset_device();



	/* check device status */

	retval = fwu_read_f01_device_status(&f01_device_status);

	if (retval < 0)

		goto exit;



	dev_info(&fwu->rmi4_data->i2c_client->dev, "Device is in %s mode\n",

		f01_device_status.flash_prog == 1 ? "bootloader" : "UI");

	if (f01_device_status.flash_prog)

		dev_info(&fwu->rmi4_data->i2c_client->dev, "Flash status %d\n",

				f01_device_status.status_code);



	if (f01_device_status.flash_prog) {

		dev_info(&fwu->rmi4_data->i2c_client->dev,

				"%s: Device is in flash prog mode 0x%02X\n",

				__func__, f01_device_status.status_code);

		retval = 0;

		goto exit;

	}

	fwu->fn_ptr->enable(fwu->rmi4_data, true);

	if (fw_entry)

		release_firmware(fw_entry);



	pr_notice("%s: End of reflash process\n", __func__);

exit:

	return retval;

}



static int fwu_do_write_config(void)

{

	int retval;
@@ -1205,6 +1199,110 @@ exit: 
	return retval;

}



static int fwu_start_reflash(void)

{

	int retval;

	struct image_header header;

	const unsigned char *fw_image;

	const struct firmware *fw_entry = NULL;

	struct f01_device_status f01_device_status;

	enum flash_area flash_area;



	pr_notice("%s: Start of reflash process\n", __func__);



	if (fwu->ext_data_source)

		fw_image = fwu->ext_data_source;

	else {

		dev_dbg(&fwu->rmi4_data->i2c_client->dev,

				"%s: Requesting firmware image %s\n",

				__func__, FW_IMAGE_NAME);



		retval = request_firmware(&fw_entry, FW_IMAGE_NAME,

				&fwu->rmi4_data->i2c_client->dev);

		if (retval != 0) {

			dev_err(&fwu->rmi4_data->i2c_client->dev,

					"%s: Firmware image %s not available\n",

					__func__, FW_IMAGE_NAME);

			retval = -EINVAL;

			goto exit;

		}



		dev_dbg(&fwu->rmi4_data->i2c_client->dev,

				"%s: Firmware image size = %d\n",

				__func__, fw_entry->size);



		fw_image = fw_entry->data;

	}



	parse_header(&header, fw_image);



	if (header.image_size)

		fwu->firmware_data = fw_image + FW_IMAGE_OFFSET;

	if (header.config_size) {

		fwu->config_data = fw_image + FW_IMAGE_OFFSET +

				header.image_size;

	}



	if (fwu->ext_data_source)

		flash_area = UI_FIRMWARE;

	else

		flash_area = fwu_go_nogo();



	switch (flash_area) {

	case NONE:

		dev_info(&fwu->rmi4_data->i2c_client->dev,

		"%s: No need to do reflash.\n",

		__func__);

		goto exit;

	case UI_FIRMWARE:

		retval = fwu_do_reflash();

		break;

	case CONFIG_AREA:

		retval = fwu_do_write_config();

		break;

	default:

		dev_err(&fwu->rmi4_data->i2c_client->dev,

				"%s: Unknown flash area\n",

				__func__);

		goto exit;

	}



	if (retval < 0) {

		dev_err(&fwu->rmi4_data->i2c_client->dev,

				"%s: Failed to do reflash\n",

				__func__);

	}



	/* reset device */

	fwu_reset_device();



	/* check device status */

	retval = fwu_read_f01_device_status(&f01_device_status);

	if (retval < 0)

		goto exit;



	dev_info(&fwu->rmi4_data->i2c_client->dev, "Device is in %s mode\n",

		f01_device_status.flash_prog == 1 ? "bootloader" : "UI");

	if (f01_device_status.flash_prog)

		dev_info(&fwu->rmi4_data->i2c_client->dev, "Flash status %d\n",

				f01_device_status.status_code);



	if (f01_device_status.flash_prog) {

		dev_info(&fwu->rmi4_data->i2c_client->dev,

				"%s: Device is in flash prog mode 0x%02X\n",

				__func__, f01_device_status.status_code);

		retval = 0;

		goto exit;

	}



	if (fw_entry)

		release_firmware(fw_entry);



	pr_notice("%s: End of reflash process\n", __func__);

exit:

	return retval;

}



int synaptics_fw_updater(unsigned char *fw_data)

{

	int retval;
@@ -1431,6 +1529,11 @@ static void synaptics_rmi4_fwu_attn(struct synaptics_rmi4_data *rmi4_data, 
	return;

}



static void synaptics_rmi4_fwu_work(struct work_struct *work)

{

	fwu_start_reflash();

}



static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data)

{

	int retval;
@@ -1497,6 +1600,7 @@ static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data) 
		goto exit_free_mem;



	fwu->initialized = true;

	fwu->force_update = FORCE_UPDATE;



	retval = sysfs_create_bin_file(&rmi4_data->input_dev->dev.kobj,

			&dev_attr_data);
@@ -1519,6 +1623,13 @@ static int synaptics_rmi4_fwu_init(struct synaptics_rmi4_data *rmi4_data) 
		}

	}



#ifdef INSIDE_FIRMWARE_UPDATE

	fwu->fwu_workqueue = create_singlethread_workqueue("fwu_workqueue");

	INIT_DELAYED_WORK(&fwu->fwu_work, synaptics_rmi4_fwu_work);

	queue_delayed_work(fwu->fwu_workqueue,

			&fwu->fwu_work,

			msecs_to_jiffies(1000));

#endif

	return 0;



exit_remove_attrs:

kernel/drivers/input/touchscreen/synaptics_i2c_rmi4.c

+167 −115

File changed.

Preview size limit exceeded, changes collapsed.

kernel/drivers/input/touchscreen/synaptics_i2c_rmi4.h

+5 −1
Original line number Diff line number Diff line
@@ -20,7 +20,10 @@ 
#ifndef _SYNAPTICS_DSX_RMI4_H_

#define _SYNAPTICS_DSX_RMI4_H_



#define SYNAPTICS_RMI4_DRIVER_VERSION "DSX 1.0"

#define SYNAPTICS_RMI4_DS4 0x0001

#define SYNAPTICS_RMI4_DS5 0x0002

#define SYNAPTICS_RMI4_DRIVER_PRODUCT SYNAPTICS_RMI4_DS4

#define SYNAPTICS_RMI4_DRIVER_VERSION 0x1001



#include <linux/version.h>

#ifdef CONFIG_HAS_EARLYSUSPEND
@@ -158,6 +161,7 @@ struct synaptics_rmi4_device_info { 
	unsigned short serial_number;

	unsigned char product_id_string[SYNAPTICS_RMI4_PRODUCT_ID_SIZE + 1];

	unsigned char build_id[SYNAPTICS_RMI4_BUILD_ID_SIZE];

	unsigned char config_id[3];

	struct list_head support_fn_list;

};