| /* |
| * |
| * FocalTech fts TouchScreen driver. |
| * |
| * Copyright (c) 2010-2018, Focaltech Ltd. All rights reserved. |
| * |
| * This software is licensed under the terms of the GNU General Public |
| * License version 2, as published by the Free Software Foundation, and |
| * may be copied, distributed, and modified under those terms. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| /***************************************************************************** |
| * |
| * File Name: focaltech_flash.c |
| * |
| * Author: Focaltech Driver Team |
| * |
| * Created: 2016-08-08 |
| * |
| * Abstract: |
| * |
| * Reference: |
| * |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| * 1.Included header files |
| *****************************************************************************/ |
| #include "focaltech_core.h" |
| #include "focaltech_flash.h" |
| |
| /***************************************************************************** |
| * Static variables |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| * Global variable or extern global variabls/functions |
| *****************************************************************************/ |
| /* FW Upgrade Files */ |
| u8 fw_file_default[] = { |
| #include FTS_UPGRADE_FW_DEFAULT |
| }; |
| |
| struct upgrade_fw fw_list_default[] = { |
| {FTS_VENDOR_ID_DEFAULT, FTS_PANEL_ID_DEFAULT, |
| fw_file_default, sizeof(fw_file_default)}, |
| }; |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_UPDATE_TOPTOUCH_FW) |
| u8 fw_file_toptouch_7mm[] = { |
| #include FTS_UPGRADE_FW_TOPTOUCH_7MM |
| }; |
| |
| u8 fw_file_toptouch_11mm[] = { |
| #include FTS_UPGRADE_FW_TOPTOUCH_11MM |
| }; |
| |
| struct upgrade_fw fw_list_toptouch[] = { |
| {FTS_VENDOR_ID_TOPTOUCH, FTS_PANEL_ID_TOPTOUCH_7MM, |
| fw_file_toptouch_7mm, sizeof(fw_file_toptouch_7mm)}, |
| {FTS_VENDOR_ID_TOPTOUCH, FTS_PANEL_ID_TOPTOUCH_11MM, |
| fw_file_toptouch_11mm, sizeof(fw_file_toptouch_11mm)}, |
| }; |
| #endif |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_UPDATE_LENSONE_FW) |
| u8 fw_file_lensone_7mm[] = { |
| #include FTS_UPGRADE_FW_LENSONE_7MM |
| }; |
| |
| u8 fw_file_lensone_11mm[] = { |
| #include FTS_UPGRADE_FW_LENSONE_11MM |
| }; |
| |
| struct upgrade_fw fw_list_lensone[] = { |
| {FTS_VENDOR_ID_LENSONE, FTS_PANEL_ID_LENSONE_7MM, |
| fw_file_lensone_7mm, sizeof(fw_file_lensone_7mm)}, |
| {FTS_VENDOR_ID_LENSONE, FTS_PANEL_ID_LENSONE_11MM, |
| fw_file_lensone_11mm, sizeof(fw_file_lensone_11mm)}, |
| }; |
| #endif |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_UPDATE_TOPGROUP_FW) |
| u8 fw_file_topgroup_7mm[] = { |
| #include FTS_UPGRADE_FW_TOPGROUP_7MM |
| }; |
| |
| u8 fw_file_topgroup_11mm[] = { |
| #include FTS_UPGRADE_FW_TOPGROUP_11MM |
| }; |
| |
| struct upgrade_fw fw_list_topgroup[] = { |
| {FTS_VENDOR_ID_TOPGROUP, FTS_PANEL_ID_TOPGROUP_7MM, |
| fw_file_topgroup_7mm, sizeof(fw_file_topgroup_7mm)}, |
| {FTS_VENDOR_ID_TOPGROUP, FTS_PANEL_ID_TOPGROUP_11MM, |
| fw_file_topgroup_11mm, sizeof(fw_file_topgroup_11mm)}, |
| }; |
| #endif |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_3427) && !defined(CONFIG_TOUCHSCREEN_FTS_5726) |
| struct upgrade_func *upgrade_func_list[] = { |
| &upgrade_func_ft5x46, |
| }; |
| #elif defined(CONFIG_TOUCHSCREEN_FTS_5726) && !defined(CONFIG_TOUCHSCREEN_FTS_3427) |
| struct upgrade_func *upgrade_func_list[] = { |
| &upgrade_func_ft5822, |
| }; |
| #endif |
| |
| struct fts_upgrade *fwupgrade; |
| |
| /***************************************************************************** |
| * Static function prototypes |
| *****************************************************************************/ |
| static u16 fts_pram_ecc_calc_host(u8 *pbuf, u16 length) |
| { |
| u16 ecc = 0; |
| u16 i = 0; |
| u16 j = 0; |
| |
| for ( i = 0; i < length; i += 2 ) { |
| ecc ^= ((pbuf[i] << 8) | (pbuf[i + 1])); |
| for (j = 0; j < 16; j ++) { |
| if (ecc & 0x01) |
| ecc = (u16)((ecc >> 1) ^ AL2_FCS_COEF); |
| else |
| ecc >>= 1; |
| } |
| } |
| |
| return ecc; |
| } |
| |
| /************************************************************************ |
| * fts_pram_ecc_cal - Calculate and get pramboot ecc |
| * |
| * return pramboot ecc of tp if success, otherwise return error code |
| ***********************************************************************/ |
| static int fts_pram_ecc_cal_algo( |
| struct i2c_client *client, |
| u32 start_addr, |
| u32 ecc_length) |
| { |
| int ret = 0; |
| int i = 0; |
| int ecc = 0; |
| u8 val[2] = { 0 }; |
| u8 cmd[FTS_ROMBOOT_CMD_ECC_NEW_LEN] = { 0 }; |
| |
| FTS_INFO("read out pramboot checksum"); |
| cmd[0] = FTS_ROMBOOT_CMD_ECC; |
| cmd[1] = BYTE_OFF_16(start_addr); |
| cmd[2] = BYTE_OFF_8(start_addr); |
| cmd[3] = BYTE_OFF_0(start_addr); |
| cmd[4] = BYTE_OFF_16(ecc_length); |
| cmd[5] = BYTE_OFF_8(ecc_length); |
| cmd[6] = BYTE_OFF_0(ecc_length); |
| ret = fts_i2c_write(client, cmd, FTS_ROMBOOT_CMD_ECC_NEW_LEN); |
| if (ret < 0) { |
| FTS_ERROR("write pramboot ecc cal cmd fail"); |
| return ret; |
| } |
| |
| cmd[0] = FTS_ROMBOOT_CMD_ECC_FINISH; |
| for (i = 0; i < 100; i++) { |
| msleep(1); |
| ret = fts_i2c_read(client, cmd, 1, val, 1); |
| if (ret < 0) { |
| FTS_ERROR("ecc_finish read cmd fail"); |
| return ret; |
| } |
| if (0 == val[0]) |
| break; |
| } |
| if (i >= 100) { |
| FTS_ERROR("wait ecc finish fail"); |
| return -EIO; |
| } |
| |
| cmd[0] = FTS_CMD_READ_ECC; |
| ret = fts_i2c_read(client, cmd, 1, val, 2); |
| if (ret < 0) { |
| FTS_ERROR("read pramboot ecc fail"); |
| return ret; |
| } |
| |
| ecc = ((u16)(val[0] << 8) + val[1]) & 0x0000FFFF; |
| return ecc; |
| } |
| |
| static int fts_pram_ecc_cal_xor(struct i2c_client *client) |
| { |
| int ret = 0; |
| u8 reg_val = 0; |
| |
| FTS_INFO("read out pramboot checksum"); |
| |
| ret = fts_i2c_read_reg(client, FTS_ROMBOOT_CMD_ECC, ®_val); |
| if (ret < 0) { |
| FTS_ERROR("read pramboot ecc fail"); |
| return ret; |
| } |
| |
| return (int)reg_val; |
| } |
| |
| static int fts_pram_ecc_cal(struct i2c_client *client, u32 saddr, u32 len) |
| { |
| if ((NULL == fwupgrade) && (NULL == fwupgrade->func)) { |
| FTS_ERROR("fwupgrade/func is null"); |
| return -EINVAL; |
| } |
| |
| if (fwupgrade->func->newmode) { |
| return fts_pram_ecc_cal_algo(client, saddr, len); |
| } else { |
| return fts_pram_ecc_cal_xor(client); |
| } |
| } |
| |
| /************************************************************************ |
| * fts_pram_write_buf - write pramboot data and calculate ecc |
| * |
| * return pramboot ecc of host if success, otherwise return error code |
| ***********************************************************************/ |
| static int fts_pram_write_buf(struct i2c_client *client, u8 *buf, u32 len) |
| { |
| int ret = 0; |
| u32 i = 0; |
| u32 j = 0; |
| u32 offset = 0; |
| u32 remainder = 0; |
| u32 packet_number; |
| u32 packet_len = 0; |
| u8 packet_buf[FTS_FLASH_PACKET_LENGTH + FTS_CMD_WRITE_LEN] = { 0 }; |
| u8 ecc_tmp = 0; |
| int ecc_in_host = 0; |
| |
| FTS_INFO("write pramboot to pram"); |
| if ((NULL == fwupgrade) && (NULL == fwupgrade->func)) { |
| FTS_ERROR("fwupgrade/func is null"); |
| return -EINVAL; |
| } |
| |
| if (NULL == buf) { |
| FTS_ERROR("pramboot buf is null"); |
| return -EINVAL; |
| } |
| |
| FTS_INFO("pramboot len=%d", len); |
| if ((len < PRAMBOOT_MIN_SIZE) || (len > PRAMBOOT_MAX_SIZE)) { |
| FTS_ERROR("pramboot length(%d) fail", len); |
| return -EINVAL; |
| } |
| |
| packet_number = len / FTS_FLASH_PACKET_LENGTH; |
| remainder = len % FTS_FLASH_PACKET_LENGTH; |
| if (remainder > 0) |
| packet_number++; |
| packet_len = FTS_FLASH_PACKET_LENGTH; |
| |
| packet_buf[0] = FTS_ROMBOOT_CMD_WRITE; |
| for (i = 0; i < packet_number; i++) { |
| offset = i * FTS_FLASH_PACKET_LENGTH; |
| packet_buf[1] = BYTE_OFF_16(offset); |
| packet_buf[2] = BYTE_OFF_8(offset); |
| packet_buf[3] = BYTE_OFF_0(offset); |
| |
| /* last packet */ |
| if ((i == (packet_number - 1)) && remainder) |
| packet_len = remainder; |
| |
| packet_buf[4] = BYTE_OFF_8(packet_len); |
| packet_buf[5] = BYTE_OFF_0(packet_len); |
| |
| for (j = 0; j < packet_len; j++) { |
| packet_buf[FTS_CMD_WRITE_LEN + j] = buf[offset + j]; |
| if (!fwupgrade->func->newmode) { |
| ecc_tmp ^= packet_buf[FTS_CMD_WRITE_LEN + j]; |
| } |
| } |
| |
| ret = fts_i2c_write(client, packet_buf, packet_len + FTS_CMD_WRITE_LEN); |
| if (ret < 0) { |
| FTS_ERROR("pramboot write data(%d) fail", i); |
| return ret; |
| } |
| } |
| |
| if (fwupgrade->func->newmode) { |
| ecc_in_host = (int)fts_pram_ecc_calc_host(buf, len); |
| } else { |
| ecc_in_host = (int)ecc_tmp; |
| } |
| |
| return ecc_in_host; |
| } |
| |
| /************************************************************************ |
| * fts_pram_start - remap to start pramboot |
| * |
| * return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| static int fts_pram_start(struct i2c_client *client) |
| { |
| u8 cmd = FTS_ROMBOOT_CMD_START_APP; |
| int ret = 0; |
| |
| FTS_INFO("remap to start pramboot"); |
| |
| ret = fts_i2c_write(client, &cmd, 1); |
| if (ret < 0) { |
| FTS_ERROR("write start pram cmd fail"); |
| return ret; |
| } |
| msleep(FTS_DELAY_PRAMBOOT_START); |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * fts_pram_write_remap - write pramboot to pram and start pramboot |
| * |
| * return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| static int fts_pram_write_remap(struct i2c_client *client) |
| { |
| int ret = 0; |
| int ecc_in_host = 0; |
| int ecc_in_tp = 0; |
| u8 *pb_buf = NULL; |
| u32 pb_len = 0; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| FTS_INFO("write pram and remap"); |
| |
| if (!upg || !upg->func || !upg->func->pramboot) { |
| FTS_ERROR("upgrade/pramboot is null"); |
| return -EINVAL; |
| } |
| |
| if (upg->func->pb_length < FTS_MIN_LEN) { |
| FTS_ERROR("pramboot length(%x) fail", upg->func->pb_length); |
| return -EINVAL; |
| } |
| |
| pb_buf = upg->func->pramboot; |
| pb_len = upg->func->pb_length; |
| |
| /* write pramboot to pram */ |
| ecc_in_host = fts_pram_write_buf(client, pb_buf, pb_len); |
| if (ecc_in_host < 0) { |
| FTS_ERROR( "write pramboot fail"); |
| return ecc_in_host; |
| } |
| |
| /* read out checksum */ |
| ecc_in_tp = fts_pram_ecc_cal(client, 0, pb_len); |
| if (ecc_in_tp < 0) { |
| FTS_ERROR( "read pramboot ecc fail"); |
| return ecc_in_tp; |
| } |
| |
| FTS_INFO("pram ecc in tp:%x, host:%x", ecc_in_tp, ecc_in_host); |
| /* pramboot checksum != fw checksum, upgrade fail */ |
| if (ecc_in_host != ecc_in_tp) { |
| FTS_ERROR("pramboot ecc check fail"); |
| return -EIO; |
| } |
| |
| /*start pram*/ |
| ret = fts_pram_start(client); |
| if (ret < 0) { |
| FTS_ERROR("pram start fail"); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * fts_pram_init - initialize pramboot |
| * |
| * return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| static int fts_pram_init(struct i2c_client *client) |
| { |
| int ret = 0; |
| u8 reg_val = 0; |
| u8 wbuf[3] = { 0 }; |
| |
| FTS_INFO("pramboot initialization"); |
| |
| /* read flash ID */ |
| wbuf[0] = FTS_CMD_FLASH_TYPE; |
| ret = fts_i2c_read(client, wbuf, 1, ®_val, 1); |
| if (ret < 0) { |
| FTS_ERROR("read flash type fail"); |
| return ret; |
| } |
| |
| /* set flash clk */ |
| wbuf[0] = FTS_CMD_FLASH_TYPE; |
| wbuf[1] = reg_val; |
| wbuf[2] = 0x00; |
| ret = fts_i2c_write(client, wbuf, 3); |
| if (ret < 0) { |
| FTS_ERROR("write flash type fail"); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_pram_write_init |
| * Brief: wirte pramboot to pram and initialize |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_pram_write_init(struct i2c_client *client) |
| { |
| int ret = 0; |
| bool state = 0; |
| enum FW_STATUS status = FTS_RUN_IN_ERROR; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| FTS_INFO("**********pram write and init**********"); |
| if ((NULL == upg) || (NULL == upg->func)) { |
| FTS_ERROR("upgrade/func is null"); |
| return -EINVAL; |
| } |
| |
| if (!upg->func->pramboot_supported) { |
| FTS_ERROR("ic not support pram"); |
| return -EINVAL; |
| } |
| |
| FTS_DEBUG("check whether tp is in romboot or not "); |
| /* need reset to romboot when non-romboot state */ |
| ret = fts_fwupg_get_boot_state(client, &status); |
| if (status != FTS_RUN_IN_ROM) { |
| if (FTS_RUN_IN_PRAM == status) { |
| FTS_INFO("tp is in pramboot, need send reset cmd before upgrade"); |
| ret = fts_pram_init(client); |
| if (ret < 0) { |
| FTS_ERROR("pramboot(before) init fail"); |
| return ret; |
| } |
| } |
| |
| FTS_INFO("tp isn't in romboot, need send reset to romboot"); |
| ret = fts_fwupg_reset_to_romboot(client); |
| if (ret < 0) { |
| FTS_ERROR("reset to romboot fail"); |
| return ret; |
| } |
| } |
| |
| /* check the length of the pramboot */ |
| ret = fts_pram_write_remap(client); |
| if (ret < 0) { |
| FTS_ERROR("pram write fail, ret=%d", ret); |
| return ret; |
| } |
| |
| FTS_DEBUG("after write pramboot, confirm run in pramboot"); |
| state = fts_fwupg_check_state(client, FTS_RUN_IN_PRAM); |
| if (!state) { |
| FTS_ERROR("not in pramboot"); |
| return -EIO; |
| } |
| |
| ret = fts_pram_init(client); |
| if (ret < 0) { |
| FTS_ERROR("pramboot init fail"); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_check_fw_valid |
| * Brief: check fw in tp is valid or not |
| * Input: |
| * Output: |
| * Return: return true if fw is valid, otherwise return false |
| ***********************************************************************/ |
| bool fts_fwupg_check_fw_valid(struct i2c_client *client) |
| { |
| int ret = 0; |
| |
| ret = fts_wait_tp_to_valid(client); |
| if (ret < 0) { |
| FTS_INFO("tp fw invaild"); |
| return false; |
| } |
| |
| FTS_INFO("tp fw vaild"); |
| return true; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_get_boot_state |
| * Brief: read boot id(rom/pram/bootloader), confirm boot environment |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_fwupg_get_boot_state(struct i2c_client *client, enum FW_STATUS *fw_sts) |
| { |
| int ret = 0; |
| u8 cmd[4] = { 0 }; |
| u32 cmd_len = 0; |
| u8 val[2] = { 0 }; |
| struct ft_chip_t ids = fts_data->ic_info.ids; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| FTS_INFO("**********read boot id**********"); |
| if ((NULL == fw_sts) || (NULL == upg) || (NULL == upg->func)) { |
| FTS_ERROR("upgrade/func/fw_sts is null"); |
| return -EINVAL; |
| } |
| |
| if (upg->func->hid_supported) |
| fts_i2c_hid2std(client); |
| |
| cmd[0] = FTS_CMD_START1; |
| cmd[1] = FTS_CMD_START2; |
| ret = fts_i2c_write(client, cmd, 2); |
| if (ret < 0) { |
| FTS_ERROR("write 55 aa cmd fail"); |
| return ret; |
| } |
| |
| msleep(FTS_CMD_START_DELAY); |
| cmd[0] = FTS_CMD_READ_ID; |
| cmd[1] = cmd[2] = cmd[3] = 0x00; |
| if (fts_data->ic_info.is_incell) |
| cmd_len = FTS_CMD_READ_ID_LEN_INCELL; |
| else |
| cmd_len = FTS_CMD_READ_ID_LEN; |
| ret = fts_i2c_read(client, cmd, cmd_len, val, 2); |
| if (ret < 0) { |
| FTS_ERROR("write 90 cmd fail"); |
| return ret; |
| } |
| |
| FTS_INFO("read boot id:0x%02x%02x", val[0], val[1]); |
| if ((val[0] == ids.rom_idh) && (val[1] == ids.rom_idl)) { |
| FTS_INFO("tp run in romboot"); |
| *fw_sts = FTS_RUN_IN_ROM; |
| } else if ((val[0] == ids.pb_idh) && (val[1] == ids.pb_idl)) { |
| FTS_INFO("tp run in pramboot"); |
| *fw_sts = FTS_RUN_IN_PRAM; |
| } else if ((val[0] == ids.bl_idh) && (val[1] == ids.bl_idl)) { |
| FTS_INFO("tp run in bootloader"); |
| *fw_sts = FTS_RUN_IN_BOOTLOADER; |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_check_state |
| * Brief: confirm tp run in romboot/pramboot/bootloader |
| * Input: |
| * Output: |
| * Return: return true if state is match, otherwise return false |
| ***********************************************************************/ |
| bool fts_fwupg_check_state(struct i2c_client *client, enum FW_STATUS rstate) |
| { |
| int ret = 0; |
| int i = 0; |
| enum FW_STATUS cstate = FTS_RUN_IN_ERROR; |
| |
| for (i = 0; i < FTS_UPGRADE_LOOP; i++) { |
| ret = fts_fwupg_get_boot_state(client, &cstate); |
| /* FTS_DEBUG("fw state=%d, retries=%d", cstate, i); */ |
| if (cstate == rstate) |
| return true; |
| msleep(FTS_DELAY_READ_ID); |
| } |
| |
| return false; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_reset_in_boot |
| * Brief: RST CMD(07), reset to romboot(bootloader) in boot environment |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_fwupg_reset_in_boot(struct i2c_client *client) |
| { |
| int ret = 0; |
| u8 cmd = FTS_CMD_RESET; |
| |
| FTS_INFO("reset in boot environment"); |
| ret = fts_i2c_write(client, &cmd, 1); |
| if (ret < 0) { |
| FTS_ERROR("pram/rom/bootloader reset cmd write fail"); |
| return ret; |
| } |
| |
| msleep(FTS_DELAY_UPGRADE_RESET); |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_reset_to_boot |
| * Brief: reset to boot environment |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_fwupg_reset_to_boot(struct i2c_client *client) |
| { |
| int ret = 0; |
| |
| FTS_INFO("send 0xAA and 0x55 to FW, reset to boot environment"); |
| |
| ret = fts_i2c_write_reg(client, FTS_REG_UPGRADE, FTS_UPGRADE_AA); |
| if (ret < 0) { |
| FTS_ERROR("write FC=0xAA fail"); |
| return ret; |
| } |
| msleep(FTS_DELAY_FC_AA); |
| |
| ret = fts_i2c_write_reg(client, FTS_REG_UPGRADE, FTS_UPGRADE_55); |
| if (ret < 0) { |
| FTS_ERROR("write FC=0x55 fail"); |
| return ret; |
| } |
| |
| msleep(FTS_DELAY_UPGRADE_RESET); |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_reset_to_romboot |
| * Brief: reset to romboot, to load pramboot |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_fwupg_reset_to_romboot(struct i2c_client *client) |
| { |
| int ret = 0; |
| int i = 0; |
| u8 cmd = FTS_CMD_RESET; |
| enum FW_STATUS state = FTS_RUN_IN_ERROR; |
| |
| ret = fts_i2c_write(client, &cmd, 1); |
| if (ret < 0) { |
| FTS_ERROR("pram/rom/bootloader reset cmd write fail"); |
| return ret; |
| } |
| mdelay(10); |
| |
| for (i = 0; i < FTS_UPGRADE_LOOP; i++) { |
| ret = fts_fwupg_get_boot_state(client, &state); |
| if (FTS_RUN_IN_ROM == state) |
| break; |
| mdelay(5); |
| } |
| if (i >= FTS_UPGRADE_LOOP) { |
| FTS_ERROR("reset to romboot fail"); |
| return -EIO; |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_enter_into_boot |
| * Brief: enter into boot environment, ready for upgrade |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_fwupg_enter_into_boot(struct i2c_client *client) |
| { |
| int ret = 0; |
| bool fwvalid = false; |
| bool state = false; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| FTS_INFO("***********enter into pramboot/bootloader***********"); |
| if ((NULL == upg) || (NULL == upg->func)) { |
| FTS_ERROR("upgrade/func is null"); |
| return -EINVAL; |
| } |
| |
| fwvalid = fts_fwupg_check_fw_valid(client); |
| if (fwvalid) { |
| ret = fts_fwupg_reset_to_boot(client); |
| if (ret < 0) { |
| FTS_ERROR("enter into romboot/bootloader fail"); |
| return ret; |
| } |
| } |
| |
| if (upg->func->pramboot_supported) { |
| FTS_INFO("pram supported, write pramboot and init"); |
| /* pramboot */ |
| ret = fts_pram_write_init(client); |
| if (ret < 0) { |
| FTS_ERROR("pram write_init fail"); |
| return ret; |
| } |
| } else { |
| FTS_DEBUG("pram not supported, confirm in bootloader"); |
| /* bootloader */ |
| state = fts_fwupg_check_state(client, FTS_RUN_IN_BOOTLOADER); |
| if (!state) { |
| FTS_ERROR("fw not in bootloader, fail"); |
| return -EIO; |
| } |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_check_flash_status |
| * Brief: read status from tp |
| * Input: flash_status: correct value from tp |
| * retries: read retry times |
| * retries_delay: retry delay |
| * Output: |
| * Return: return true if flash status check pass, otherwise return false |
| ***********************************************************************/ |
| static bool fts_fwupg_check_flash_status( |
| struct i2c_client *client, |
| u16 flash_status, |
| int retries, |
| int retries_delay) |
| { |
| int ret = 0; |
| int i = 0; |
| u8 cmd = 0; |
| u8 val[FTS_CMD_FLASH_STATUS_LEN] = { 0 }; |
| u16 read_status = 0; |
| |
| for (i = 0; i < retries; i++) { |
| cmd = FTS_CMD_FLASH_STATUS; |
| ret = fts_i2c_read(client, &cmd , 1, val, FTS_CMD_FLASH_STATUS_LEN); |
| read_status = (((u16)val[0]) << 8) + val[1]; |
| if (flash_status == read_status) { |
| /* FTS_DEBUG("[UPGRADE]flash status ok"); */ |
| return true; |
| } |
| /* FTS_DEBUG("flash status fail,ok:%04x read:%04x, retries:%d", flash_status, read_status, i); */ |
| msleep(retries_delay); |
| } |
| |
| return false; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_erase |
| * Brief: erase flash area |
| * Input: delay - delay after erase |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_fwupg_erase(struct i2c_client *client, u32 delay) |
| { |
| int ret = 0; |
| u8 cmd = 0; |
| bool flag = false; |
| |
| FTS_INFO("**********erase now**********"); |
| |
| /*send to erase flash*/ |
| cmd = FTS_CMD_ERASE_APP; |
| ret = fts_i2c_write(client, &cmd, 1); |
| if (ret < 0) { |
| FTS_ERROR("erase cmd fail"); |
| return ret; |
| } |
| msleep(delay); |
| |
| /* read status 0xF0AA: success */ |
| flag = fts_fwupg_check_flash_status(client, FTS_CMD_FLASH_STATUS_ERASE_OK, |
| FTS_RETRIES_REASE, FTS_RETRIES_DELAY_REASE); |
| if (!flag) { |
| FTS_ERROR("ecc flash status check fail"); |
| return -EIO; |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fwupg_ecc_cal |
| * Brief: calculate and get ecc from tp |
| * Input: saddr - start address need calculate ecc |
| * len - length need calculate ecc |
| * Output: |
| * Return: return data ecc of tp if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_fwupg_ecc_cal(struct i2c_client *client, u32 saddr, u32 len) |
| { |
| int ret = 0; |
| u32 i = 0; |
| u8 wbuf[FTS_CMD_ECC_CAL_LEN] = { 0 }; |
| u8 val[FTS_CMD_FLASH_STATUS_LEN] = { 0 }; |
| u32 packet_num = 0; |
| u32 packet_len = 0; |
| u32 remainder = 0; |
| u32 addr = 0; |
| u32 offset = 0; |
| |
| FTS_INFO( "**********read out checksum**********"); |
| |
| /* check sum init */ |
| wbuf[0] = FTS_CMD_ECC_INIT; |
| ret = fts_i2c_write(client, wbuf, 1); |
| if (ret < 0) { |
| FTS_ERROR("ecc init cmd write fail"); |
| return ret; |
| } |
| |
| packet_num = len / FTS_MAX_LEN_ECC_CALC; |
| remainder = len % FTS_MAX_LEN_ECC_CALC; |
| if (remainder) |
| packet_num++; |
| packet_len = FTS_MAX_LEN_ECC_CALC; |
| FTS_INFO("ecc calc num:%d, remainder:%d", packet_num, remainder); |
| |
| /* send commond to start checksum */ |
| wbuf[0] = FTS_CMD_ECC_CAL; |
| for (i = 0; i < packet_num; i++) { |
| offset = FTS_MAX_LEN_ECC_CALC * i; |
| addr = saddr + offset; |
| wbuf[1] = BYTE_OFF_16(addr); |
| wbuf[2] = BYTE_OFF_8(addr); |
| wbuf[3] = BYTE_OFF_0(addr); |
| |
| if ((i == (packet_num - 1)) && remainder) |
| packet_len = remainder; |
| wbuf[4] = BYTE_OFF_8(packet_len); |
| wbuf[5] = BYTE_OFF_0(packet_len); |
| |
| FTS_DEBUG("ecc calc startaddr:0x%04x, len:%d", addr, packet_len); |
| ret = fts_i2c_write(client, wbuf, FTS_CMD_ECC_CAL_LEN); |
| if (ret < 0) { |
| FTS_ERROR("ecc calc cmd write fail"); |
| return ret; |
| } |
| |
| msleep(packet_len / 256); |
| |
| /* read status if check sum is finished */ |
| ret = fts_fwupg_check_flash_status(client, FTS_CMD_FLASH_STATUS_ECC_OK, |
| FTS_RETRIES_ECC_CAL, FTS_RETRIES_DELAY_ECC_CAL); |
| if (ret < 0) { |
| FTS_ERROR("ecc flash status read fail"); |
| return ret; |
| } |
| } |
| |
| /* read out check sum */ |
| wbuf[0] = FTS_CMD_ECC_READ; |
| ret = fts_i2c_read(client, wbuf, 1, val, 1); |
| if (ret < 0) { |
| FTS_ERROR( "ecc read cmd write fail"); |
| return ret; |
| } |
| |
| return val[0]; |
| } |
| |
| /************************************************************************ |
| * Name: fts_flash_write_buf |
| * Brief: write buf data to flash address |
| * Input: saddr - start address data write to flash |
| * buf - data buffer |
| * len - data length |
| * delay - delay after write |
| * Output: |
| * Return: return data ecc of host if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_flash_write_buf( |
| struct i2c_client *client, |
| u32 saddr, |
| u8 *buf, |
| u32 len, |
| u32 delay) |
| { |
| int ret = 0; |
| u32 i = 0; |
| u32 j = 0; |
| u32 packet_number = 0; |
| u32 packet_len = 0; |
| u32 addr = 0; |
| u32 offset = 0; |
| u32 remainder = 0; |
| u8 packet_buf[FTS_FLASH_PACKET_LENGTH + FTS_CMD_WRITE_LEN] = { 0 }; |
| u8 ecc_in_host = 0; |
| u8 cmd = 0; |
| u8 val[FTS_CMD_FLASH_STATUS_LEN] = { 0 }; |
| u16 read_status = 0; |
| u16 wr_ok = 0; |
| |
| FTS_INFO( "**********write data to flash**********"); |
| |
| if ((NULL == buf) || (0 == len)) { |
| FTS_ERROR("buf is NULL or len is 0"); |
| return -EINVAL; |
| } |
| |
| FTS_INFO("data buf start addr=0x%x, len=0x%x", saddr, len); |
| packet_number = len / FTS_FLASH_PACKET_LENGTH; |
| remainder = len % FTS_FLASH_PACKET_LENGTH; |
| if (remainder > 0) |
| packet_number++; |
| packet_len = FTS_FLASH_PACKET_LENGTH; |
| FTS_INFO("write data, num:%d remainder:%d", packet_number, remainder); |
| |
| packet_buf[0] = FTS_CMD_WRITE; |
| for (i = 0; i < packet_number; i++) { |
| offset = i * FTS_FLASH_PACKET_LENGTH; |
| addr = saddr + offset; |
| packet_buf[1] = BYTE_OFF_16(addr); |
| packet_buf[2] = BYTE_OFF_8(addr); |
| packet_buf[3] = BYTE_OFF_0(addr); |
| |
| /* last packet */ |
| if ((i == (packet_number - 1)) && remainder) |
| packet_len = remainder; |
| |
| packet_buf[4] = BYTE_OFF_8(packet_len); |
| packet_buf[5] = BYTE_OFF_0(packet_len); |
| |
| for (j = 0; j < packet_len; j++) { |
| packet_buf[FTS_CMD_WRITE_LEN + j] = buf[offset + j]; |
| ecc_in_host ^= packet_buf[FTS_CMD_WRITE_LEN + j]; |
| } |
| |
| ret = fts_i2c_write(client, packet_buf, packet_len + FTS_CMD_WRITE_LEN); |
| if (ret < 0) { |
| FTS_ERROR("app write fail"); |
| return ret; |
| } |
| mdelay(delay); |
| |
| /* read status */ |
| wr_ok = FTS_CMD_FLASH_STATUS_WRITE_OK + addr / packet_len; |
| for (j = 0; j < FTS_RETRIES_WRITE; j++) { |
| cmd = FTS_CMD_FLASH_STATUS; |
| ret = fts_i2c_read(client, &cmd , 1, val, FTS_CMD_FLASH_STATUS_LEN); |
| read_status = (((u16)val[0]) << 8) + val[1]; |
| /* FTS_INFO("%x %x", wr_ok, read_status); */ |
| if (wr_ok == read_status) { |
| break; |
| } |
| mdelay(FTS_RETRIES_DELAY_WRITE); |
| } |
| } |
| |
| return (int)ecc_in_host; |
| } |
| |
| /************************************************************************ |
| * Name: fts_flash_read_buf |
| * Brief: read data from flash |
| * Input: saddr - start address data write to flash |
| * buf - buffer to store data read from flash |
| * len - read length |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| * |
| * Warning: can't call this function directly, need call in boot environment |
| ***********************************************************************/ |
| int fts_flash_read_buf(struct i2c_client *client, u32 saddr, u8 *buf, u32 len) |
| { |
| int ret = 0; |
| u32 i = 0; |
| u32 packet_number = 0; |
| u32 packet_len = 0; |
| u32 addr = 0; |
| u32 offset = 0; |
| u32 remainder = 0; |
| u8 wbuf[FTS_CMD_READ_LEN]; |
| |
| if ((NULL == buf) || (0 == len)) { |
| FTS_ERROR("buf is NULL or len is 0"); |
| return -EINVAL; |
| } |
| |
| packet_number = len / FTS_FLASH_PACKET_LENGTH; |
| remainder = len % FTS_FLASH_PACKET_LENGTH; |
| if (remainder > 0) { |
| packet_number++; |
| } |
| packet_len = FTS_FLASH_PACKET_LENGTH; |
| FTS_INFO("read packet_number:%d, remainder:%d", packet_number, remainder); |
| |
| wbuf[0] = FTS_CMD_READ; |
| for (i = 0; i < packet_number; i++) { |
| offset = i * FTS_FLASH_PACKET_LENGTH; |
| addr = saddr + offset; |
| wbuf[1] = BYTE_OFF_16(addr); |
| wbuf[2] = BYTE_OFF_8(addr); |
| wbuf[3] = BYTE_OFF_0(addr); |
| |
| /* last packet */ |
| if ((i == (packet_number - 1)) && remainder) |
| packet_len = remainder; |
| |
| ret = fts_i2c_write(client, wbuf, FTS_CMD_READ_LEN); |
| if (ret < 0) { |
| FTS_ERROR("pram/bootloader write 03 command fail"); |
| return ret; |
| } |
| |
| msleep(FTS_CMD_READ_DELAY); /* must wait, otherwise read wrong data */ |
| ret = fts_i2c_read(client, NULL, 0, buf + offset, packet_len); |
| if (ret < 0) { |
| FTS_ERROR("pram/bootloader read 03 command fail"); |
| return ret; |
| } |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * Name: fts_flash_read |
| * Brief: |
| * Input: addr - address of flash |
| * len - length of read |
| * Output: buf - data read from flash |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_flash_read(struct i2c_client *client, u32 addr, u8 *buf, u32 len) |
| { |
| int ret = 0; |
| |
| FTS_INFO("***********read flash***********"); |
| |
| if ((NULL == buf) || (0 == len)) { |
| FTS_ERROR("buf is NULL or len is 0"); |
| return -EINVAL; |
| } |
| |
| ret = fts_fwupg_enter_into_boot(client); |
| if (ret < 0) { |
| FTS_ERROR("enter into pramboot/bootloader fail"); |
| goto read_flash_err; |
| } |
| |
| ret = fts_flash_read_buf(client, addr, buf, len); |
| if (ret < 0) { |
| FTS_ERROR("read flash fail"); |
| goto read_flash_err; |
| } |
| |
| read_flash_err: |
| /* reset to normal boot */ |
| ret = fts_fwupg_reset_in_boot(client); |
| if (ret < 0) { |
| FTS_ERROR("reset to normal boot fail"); |
| } |
| return ret; |
| } |
| |
| /************************************************************************ |
| * Name: fts_read_file |
| * Brief: read file |
| * Input: file name |
| * Output: |
| * Return: return file len if succuss, otherwise return error code |
| ***********************************************************************/ |
| int fts_read_file(char *file_name, u8 **file_buf) |
| { |
| int ret = 0; |
| char file_path[FILE_NAME_LENGTH] = { 0 }; |
| struct file *filp = NULL; |
| struct inode *inode; |
| mm_segment_t old_fs; |
| loff_t pos; |
| loff_t file_len = 0; |
| |
| if ((NULL == file_name) || (NULL == file_buf)) { |
| FTS_ERROR("filename/filebuf is NULL"); |
| return -EINVAL; |
| } |
| |
| snprintf(file_path, FILE_NAME_LENGTH, "%s%s", FTS_FW_BIN_FILEPATH, file_name); |
| filp = filp_open(file_path, O_RDONLY, 0); |
| if (IS_ERR(filp)) { |
| FTS_ERROR("open %s file fail", file_path); |
| return -ENOENT; |
| } |
| |
| #if 1 |
| inode = filp->f_inode; |
| #else |
| /* reserved for linux earlier verion */ |
| inode = filp->f_dentry->d_inode; |
| #endif |
| |
| file_len = inode->i_size; |
| *file_buf = (u8 *)vmalloc(file_len); |
| if (NULL == *file_buf) { |
| FTS_ERROR("file buf malloc fail"); |
| filp_close(filp, NULL); |
| return -ENOMEM; |
| } |
| old_fs = get_fs(); |
| set_fs(KERNEL_DS); |
| pos = 0; |
| ret = vfs_read(filp, *file_buf, file_len , &pos); |
| if (ret < 0) |
| FTS_ERROR("read file fail"); |
| FTS_INFO("file len:%x read len:%x pos:%x", (u32)file_len, ret, (u32)pos); |
| filp_close(filp, NULL); |
| set_fs(old_fs); |
| |
| return ret; |
| } |
| |
| /************************************************************************ |
| * Name: fts_upgrade_bin |
| * Brief: |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_upgrade_bin(struct i2c_client *client, char *fw_name, bool force) |
| { |
| int ret = 0; |
| u32 fw_file_len = 0; |
| u8 *fw_file_buf = NULL; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| FTS_INFO("start upgrade with fw bin"); |
| if ((NULL == upg) || (NULL == upg->func)) { |
| FTS_ERROR("upgrade/func is null"); |
| return -EINVAL; |
| } |
| |
| ret = fts_read_file(fw_name, &fw_file_buf); |
| if ((ret < 0) || (ret < FTS_MIN_LEN) || (ret > FTS_MAX_LEN_FILE)) { |
| FTS_ERROR("read fw bin file(sdcard) fail, len:%d", ret); |
| goto err_bin; |
| } |
| |
| fw_file_len = ret; |
| FTS_INFO("fw bin file len:%x", fw_file_len); |
| if (force) { |
| if (upg->func->force_upgrade) { |
| ret = upg->func->force_upgrade(client, fw_file_buf, fw_file_len); |
| } else { |
| FTS_INFO("force_upgrade function is null, no upgrade"); |
| goto err_bin; |
| } |
| } else { |
| #if FTS_AUTO_LIC_UPGRADE_EN |
| if (upg->func->lic_upgrade) { |
| ret = upg->func->lic_upgrade(client, fw_file_buf, fw_file_len); |
| } else { |
| FTS_INFO("lic_upgrade function is null, no upgrade"); |
| } |
| #endif |
| if (upg->func->upgrade) { |
| ret = upg->func->upgrade(client, fw_file_buf, fw_file_len); |
| } else { |
| FTS_INFO("upgrade function is null, no upgrade"); |
| } |
| } |
| |
| if (ret < 0) { |
| FTS_ERROR("upgrade fw bin failed"); |
| fts_fwupg_reset_in_boot(client); |
| goto err_bin; |
| } |
| |
| FTS_INFO("upgrade fw bin success"); |
| |
| err_bin: |
| if (fw_file_buf) { |
| vfree(fw_file_buf); |
| fw_file_buf = NULL; |
| } |
| return ret; |
| } |
| |
| #if FTS_AUTO_LIC_UPGRADE_EN |
| static int fts_lic_get_vid_in_tp(struct i2c_client *client, u16 *vid) |
| { |
| int ret = 0; |
| u8 val[2] = { 0 }; |
| |
| if (NULL == vid) { |
| FTS_ERROR("vid is NULL"); |
| return -EINVAL; |
| } |
| |
| ret = fts_i2c_read_reg(client, FTS_REG_VENDOR_ID, &val[0]); |
| if (fts_data->ic_info.is_incell) |
| ret = fts_i2c_read_reg(client, FTS_REG_MODULE_ID, &val[1]); |
| if (ret < 0) { |
| FTS_ERROR("read vid from tp fail"); |
| return ret; |
| } |
| |
| *vid = *(u16 *)val; |
| return 0; |
| } |
| |
| static int fts_lic_get_vid_in_host(u16 *vid) |
| { |
| u8 val[2] = { 0 }; |
| u8 *licbuf = NULL; |
| u32 conf_saddr = 0; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| if (!upg || !upg->func || !upg->lic || !vid) { |
| FTS_ERROR("upgrade/func/get_hlic_ver/lic/vid is null"); |
| return -EINVAL; |
| } |
| |
| if (upg->lic_length < FTS_MAX_LEN_SECTOR) { |
| FTS_ERROR("lic length(%x) fail", upg->lic_length); |
| return -EINVAL; |
| } |
| |
| licbuf = upg->lic; |
| conf_saddr = upg->func->fwcfgoff; |
| val[0] = licbuf[conf_saddr + FTS_CONIFG_VENDORID_OFF]; |
| if (fts_data->ic_info.is_incell) |
| val[1] = licbuf[conf_saddr + FTS_CONIFG_MODULEID_OFF]; |
| |
| *vid = *(u16 *)val; |
| return 0; |
| } |
| |
| static int fts_lic_get_ver_in_tp(struct i2c_client *client, u8 *ver) |
| { |
| int ret = 0; |
| |
| if (NULL == ver) { |
| FTS_ERROR("ver is NULL"); |
| return -EINVAL; |
| } |
| |
| ret = fts_i2c_read_reg(client, FTS_REG_LIC_VER, ver); |
| if (ret < 0) { |
| FTS_ERROR("read lcd initcode ver from tp fail"); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| static int fts_lic_get_ver_in_host(u8 *ver) |
| { |
| int ret = 0; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| if (!upg || !upg->func || !upg->func->get_hlic_ver || !upg->lic) { |
| FTS_ERROR("upgrade/func/get_hlic_ver/lic is null"); |
| return -EINVAL; |
| } |
| |
| ret = upg->func->get_hlic_ver(upg->lic); |
| if (ret < 0) { |
| FTS_ERROR("get host lcd initial code version fail"); |
| return ret; |
| } |
| |
| *ver = (u8)ret; |
| return ret; |
| } |
| |
| /* check if lcd init code need upgrade |
| * true-need false-no need |
| */ |
| static bool fts_lic_need_upgrade(struct i2c_client *client) |
| { |
| int ret = 0; |
| u8 initcode_ver_in_tp = 0; |
| u8 initcode_ver_in_host = 0; |
| u16 vid_in_tp = 0; |
| u16 vid_in_host = 0; |
| bool fwvalid = false; |
| |
| fwvalid = fts_fwupg_check_fw_valid(client); |
| if ( !fwvalid) { |
| FTS_INFO("fw is invalid, no upgrade lcd init code"); |
| return false; |
| } |
| |
| ret = fts_lic_get_vid_in_host(&vid_in_host); |
| if (ret < 0) { |
| FTS_ERROR("vendor id in host invalid"); |
| return false; |
| } |
| |
| ret = fts_lic_get_vid_in_tp(client, &vid_in_tp); |
| if (ret < 0) { |
| FTS_ERROR("vendor id in tp invalid"); |
| return false; |
| } |
| |
| FTS_DEBUG("vid in tp:%x, host:%x", vid_in_tp, vid_in_host); |
| if (vid_in_tp != vid_in_host) { |
| FTS_INFO("vendor id in tp&host are different, no upgrade lic"); |
| return false; |
| } |
| |
| ret = fts_lic_get_ver_in_host(&initcode_ver_in_host); |
| if (ret < 0) { |
| FTS_ERROR("init code in host invalid"); |
| return false; |
| } |
| |
| ret = fts_lic_get_ver_in_tp(client, &initcode_ver_in_tp); |
| if (ret < 0) { |
| FTS_ERROR("read reg0xE4 fail"); |
| return false; |
| } |
| |
| FTS_DEBUG("lcd initial code version in tp:%x, host:%x", |
| initcode_ver_in_tp, initcode_ver_in_host); |
| if (0xA5 == initcode_ver_in_tp) { |
| FTS_INFO("lcd init code ver is 0xA5, don't upgade init code"); |
| return false; |
| } else if (0xFF == initcode_ver_in_tp) { |
| FTS_DEBUG("lcd init code in tp is invalid, need upgrade init code"); |
| return true; |
| } else if (initcode_ver_in_tp < initcode_ver_in_host) |
| return true; |
| else |
| return false; |
| } |
| |
| int fts_lic_upgrade(struct i2c_client *client, struct fts_upgrade *upg) |
| { |
| int ret = 0; |
| bool hlic_upgrade = false; |
| int upgrade_count = 0; |
| u8 ver = 0; |
| |
| FTS_INFO("lcd initial code auto upgrade function"); |
| if ((!upg) || (!upg->func) || (!upg->func->lic_upgrade)) { |
| FTS_ERROR("lcd upgrade function is null"); |
| return -EINVAL; |
| } |
| |
| hlic_upgrade = fts_lic_need_upgrade(client); |
| FTS_INFO("lcd init code upgrade flag:%d", hlic_upgrade); |
| if (hlic_upgrade) { |
| FTS_INFO("lcd initial code need upgrade, upgrade begin..."); |
| do { |
| FTS_INFO("lcd initial code upgrade times:%d", upgrade_count); |
| upgrade_count++; |
| |
| ret = upg->func->lic_upgrade(client, upg->lic, upg->lic_length); |
| if (ret < 0) { |
| fts_fwupg_reset_in_boot(client); |
| } else { |
| fts_lic_get_ver_in_tp(client, &ver); |
| FTS_INFO("success upgrade to lcd initcode ver:%02x", ver); |
| break; |
| } |
| } while (upgrade_count < 2); |
| } else { |
| FTS_INFO("lcd initial code don't need upgrade"); |
| } |
| |
| return ret; |
| } |
| #endif /* FTS_AUTO_LIC_UPGRADE_EN */ |
| |
| |
| static int fts_param_get_ver_in_tp(struct i2c_client *client, u8 *ver) |
| { |
| int ret = 0; |
| |
| if (NULL == ver) { |
| FTS_ERROR("ver is NULL"); |
| return -EINVAL; |
| } |
| |
| ret = fts_i2c_read_reg(client, FTS_REG_IDE_PARA_VER_ID, ver); |
| if (ret < 0) { |
| FTS_ERROR("read fw param ver from tp fail"); |
| return ret; |
| } |
| |
| if ((0x00 == *ver) || (0xFF == *ver)) { |
| FTS_INFO("param version in tp invalid"); |
| return -EIO; |
| } |
| |
| return 0; |
| } |
| |
| static int fts_param_get_ver_in_host(u8 *ver) |
| { |
| struct fts_upgrade *upg = fwupgrade; |
| |
| if ((!upg) || (!upg->func) || (!upg->fw) || (!ver)) { |
| FTS_ERROR("fts_data/upgrade/func/fw/ver is NULL"); |
| return -EINVAL; |
| } |
| |
| if (upg->fw_length < upg->func->paramcfgveroff) { |
| FTS_ERROR("fw len(%x) < paramcfg ver offset(%x)", |
| upg->fw_length, upg->func->paramcfgveroff); |
| return -EINVAL; |
| } |
| |
| FTS_INFO("fw paramcfg version offset:%x", upg->func->paramcfgveroff); |
| *ver = upg->fw[upg->func->paramcfgveroff]; |
| |
| if ((0x00 == *ver) || (0xFF == *ver)) { |
| FTS_INFO("param version in host invalid"); |
| return -EIO; |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * fts_param_need_upgrade - check fw paramcfg need upgrade or not |
| * |
| * Return: return true if paramcfg need upgrade |
| ***********************************************************************/ |
| static bool fts_param_need_upgrade(struct i2c_client *client) |
| { |
| int ret = 0; |
| u8 val = 0; |
| u8 ver_in_host = 0; |
| u8 ver_in_tp = 0; |
| bool fwvalid = false; |
| |
| fwvalid = fts_fwupg_check_fw_valid(client); |
| if ( !fwvalid) { |
| FTS_INFO("fw is invalid, no upgrade paramcfg"); |
| return false; |
| } |
| |
| ret = fts_param_get_ver_in_host(&ver_in_host); |
| if (ret < 0) { |
| FTS_ERROR("param version in host invalid"); |
| return false; |
| } |
| |
| ret = fts_i2c_read_reg(client, FTS_REG_IDE_PARA_STATUS, &val); |
| if (ret < 0) { |
| FTS_ERROR("read IDE PARAM STATUS in tp fail"); |
| return false; |
| } |
| |
| if ((val & 0x80) != 0x80) { |
| FTS_INFO("no IDE VER in tp"); |
| return false; |
| } else if ((val & 0x7F) != 0x00) { |
| FTS_INFO("IDE VER, param invalid, need upgrade param"); |
| return true; |
| } |
| |
| ret = fts_param_get_ver_in_tp(client, &ver_in_tp); |
| if (ret < 0) { |
| FTS_ERROR("get IDE param ver in tp fail"); |
| return false; |
| } |
| |
| FTS_INFO("fw paramcfg version in tp:%x, host:%x", ver_in_tp, ver_in_host); |
| if (ver_in_tp < ver_in_host) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| /************************************************************************ |
| * fts_fwupg_get_ver_in_tp - read fw ver from tp register |
| * |
| * return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| static int fts_fwupg_get_ver_in_tp(struct i2c_client *client, u8 *ver) |
| { |
| int ret = 0; |
| |
| if (NULL == ver) { |
| FTS_ERROR("ver is NULL"); |
| return -EINVAL; |
| } |
| |
| ret = fts_i2c_read_reg(client, FTS_REG_FW_VER, ver); |
| if (ret < 0) { |
| FTS_ERROR("read fw ver from tp fail"); |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| /************************************************************************ |
| * fts_fwupg_get_ver_in_host - read fw ver in host fw image |
| * |
| * return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| static int fts_fwupg_get_ver_in_host(u8 *ver) |
| { |
| struct fts_upgrade *upg = fwupgrade; |
| |
| if ((!upg) || (!upg->func) || (!upg->fw) || (!ver)) { |
| FTS_ERROR("fts_data/upgrade/func/fw/ver is NULL"); |
| return -EINVAL; |
| } |
| |
| if (upg->fw_length < upg->func->fwveroff) { |
| FTS_ERROR("fw len(%x) < fw ver offset(%x)", |
| upg->fw_length, upg->func->fwveroff); |
| return -EINVAL; |
| } |
| |
| FTS_INFO("fw version offset:%x", upg->func->fwveroff); |
| *ver = upg->fw[upg->func->fwveroff]; |
| return 0; |
| } |
| |
| /************************************************************************ |
| * fts_fwupg_need_upgrade - check fw need upgrade or not |
| * |
| * Return: return true if fw need upgrade |
| ***********************************************************************/ |
| static bool fts_fwupg_need_upgrade(struct i2c_client *client) |
| { |
| int ret = 0; |
| bool fwvalid = false; |
| u8 fw_ver_in_host = 0; |
| u8 fw_ver_in_tp = 0; |
| |
| fwvalid = fts_fwupg_check_fw_valid(client); |
| if (fwvalid) { |
| ret = fts_fwupg_get_ver_in_host(&fw_ver_in_host); |
| if (ret < 0) { |
| FTS_ERROR("get fw ver in host fail"); |
| return false; |
| } |
| |
| ret = fts_fwupg_get_ver_in_tp(client, &fw_ver_in_tp); |
| if (ret < 0) { |
| FTS_ERROR("get fw ver in tp fail"); |
| return false; |
| } |
| |
| FTS_INFO("fw version in tp:%x, host:%x", fw_ver_in_tp, fw_ver_in_host); |
| if (fw_ver_in_tp < fw_ver_in_host) { |
| return true; |
| } |
| } else { |
| FTS_INFO("fw invalid, need upgrade fw"); |
| return true; |
| } |
| |
| return false; |
| } |
| |
| /************************************************************************ |
| * Name: fts_fw_upgrade |
| * Brief: fw upgrade main entry |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| ***********************************************************************/ |
| int fts_fwupg_upgrade(struct i2c_client *client, struct fts_upgrade *upg) |
| { |
| int ret = 0; |
| bool upgrade_flag = false; |
| int upgrade_count = 0; |
| u8 ver = 0; |
| |
| FTS_INFO("fw auto upgrade function"); |
| if ((NULL == upg) || (NULL == upg->func)) { |
| FTS_ERROR("upg/upg->func is null"); |
| return -EINVAL; |
| } |
| |
| upgrade_flag = fts_fwupg_need_upgrade(client); |
| FTS_INFO("fw upgrade flag:%d", upgrade_flag); |
| do { |
| upgrade_count++; |
| if (upgrade_flag) { |
| FTS_INFO("upgrade fw app(times:%d)", upgrade_count); |
| if (upg->func->upgrade) { |
| ret = upg->func->upgrade(client, upg->fw, upg->fw_length); |
| if (ret < 0) { |
| fts_fwupg_reset_in_boot(client); |
| } else { |
| fts_fwupg_get_ver_in_tp(client, &ver); |
| FTS_INFO("success upgrade to fw version %02x", ver); |
| break; |
| } |
| } else { |
| FTS_ERROR("upgrade func/upgrade is null, return immediately"); |
| ret = -ENODATA; |
| break; |
| } |
| } else { |
| FTS_INFO("fw don't need upgrade"); |
| if (upg->func->param_upgrade) { |
| if (fts_param_need_upgrade(client)) { |
| FTS_INFO("upgrade param area(times:%d)", upgrade_count); |
| ret = upg->func->param_upgrade(client, upg->fw, upg->fw_length); |
| if (ret < 0) { |
| fts_fwupg_reset_in_boot(client); |
| } else { |
| fts_param_get_ver_in_tp(client, &ver); |
| FTS_INFO("success upgrade to fw param version %02x", ver); |
| break; |
| } |
| } else { |
| FTS_INFO("param don't need upgrade"); |
| break; |
| } |
| } else { |
| break; |
| } |
| } |
| } while (upgrade_count < 2); |
| |
| return ret; |
| } |
| |
| #if FTS_AUTO_UPGRADE_EN |
| /************************************************************************ |
| * fts_fwupg_auto_upgrade - upgrade main entry |
| ***********************************************************************/ |
| void fts_fwupg_auto_upgrade(struct fts_ts_data *ts_data) |
| { |
| int ret = 0; |
| struct i2c_client *client = ts_data->client; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| FTS_INFO("********************FTS enter upgrade********************"); |
| |
| ret = fts_fwupg_upgrade(client, upg); |
| if (ret < 0) |
| FTS_ERROR("**********tp fw(app/param) upgrade failed**********"); |
| else |
| FTS_INFO("**********tp fw(app/param) no upgrade/upgrade success**********"); |
| |
| #if FTS_AUTO_LIC_UPGRADE_EN |
| ret = fts_lic_upgrade(client, upg); |
| if (ret < 0) |
| FTS_ERROR("**********lcd init code upgrade failed**********"); |
| else |
| FTS_INFO("**********lcd init code no upgrade/upgrade success**********"); |
| #endif |
| |
| FTS_INFO("********************FTS exit upgrade********************"); |
| } |
| |
| /* |
| * fts_fwupg_get_vendor_id - Get the Vendor ID from the TP |
| * |
| * Return 0 if success, otherwise return error code |
| */ |
| int fts_fwupg_get_vendor_id(struct fts_ts_data *ts_data, u16 *vid) |
| { |
| int ret = 0; |
| bool fwvalid = false; |
| u8 vendor_id = 0; |
| u8 module_id = 0; |
| u32 fwcfg_addr = 0; |
| u8 cfgbuf[FTS_HEADER_LEN] = { 0 }; |
| struct i2c_client *client = ts_data->client; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| FTS_INFO("Read Vendor ID from TP"); |
| if ((!upg) || (!upg->func) || (!vid)) { |
| FTS_ERROR("upgrade/func/vid is null"); |
| return -EINVAL; |
| } |
| |
| fwvalid = fts_fwupg_check_fw_valid(client); |
| if (fwvalid) { |
| ret = fts_i2c_read_reg(client, FTS_REG_VENDOR_ID, &vendor_id); |
| if (ts_data->ic_info.is_incell) |
| ret = fts_i2c_read_reg(client, FTS_REG_MODULE_ID, &module_id); |
| } else { |
| fwcfg_addr = upg->func->fwcfgoff; |
| ret = fts_flash_read(client, fwcfg_addr, cfgbuf, FTS_HEADER_LEN); |
| vendor_id = cfgbuf[FTS_CONIFG_VENDORID_OFF]; |
| if (ts_data->ic_info.is_incell) { |
| if ((cfgbuf[FTS_CONIFG_MODULEID_OFF] + |
| cfgbuf[FTS_CONIFG_MODULEID_OFF + 1]) == 0xFF) |
| module_id = cfgbuf[FTS_CONIFG_MODULEID_OFF]; |
| } |
| } |
| |
| if (ret < 0) { |
| FTS_ERROR("fail to get vendor id from tp"); |
| return ret; |
| } |
| |
| *vid = ((u16)module_id << 8) + vendor_id; |
| return 0; |
| } |
| |
| /* |
| * fts_fwupg_get_panel_id - Get the Panel ID from the TP |
| * |
| * Return 0 if success, otherwise return the error code |
| */ |
| |
| int fts_fwupg_get_panel_id(struct fts_ts_data *ts_data, u16 *id) |
| { |
| int ret = 0; |
| u8 panel_id; |
| struct i2c_client *client = ts_data->client; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| FTS_INFO("Read Panel ID from TP"); |
| if ((!upg) || (!upg->func) || (!id)) { |
| FTS_ERROR("Unable to get Panel ID"); |
| return -EINVAL; |
| } |
| |
| ret = fts_i2c_read_reg(client, FTS_REG_PANEL_ID, &panel_id); |
| if (ret < 0) { |
| FTS_ERROR("Failed to read the Panel ID register"); |
| return ret; |
| } |
| |
| *id = (u16)panel_id; |
| return ret; |
| } |
| |
| /* |
| * fts_fwupg_get_fw_from_ids |
| * - Get the proper FW corresponding to the supplied panel |
| * and vendor ids |
| * Return 0 if success, otherwise return -ENODATA |
| */ |
| |
| static int fts_fwupg_get_fw_from_ids(u16 vendor_id, u16 panel_id, struct upgrade_fw **fw) |
| { |
| int i; |
| i = 0; |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_UPDATE_TOPTOUCH_FW) |
| for (i = 0; i < FTS_TOPTOUCH_NUM_FW; i++) { |
| if (vendor_id == fw_list_toptouch[i].vendor_id && |
| panel_id == fw_list_toptouch[i].panel_id) { |
| *fw = &fw_list_toptouch[i]; |
| return 0; |
| } |
| } |
| #endif |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_UPDATE_LENSONE_FW) |
| for (i = 0; i < FTS_LENSONE_NUM_FW; i++) { |
| if (vendor_id == fw_list_lensone[i].vendor_id && |
| panel_id == fw_list_lensone[i].panel_id) { |
| *fw = &fw_list_lensone[i]; |
| return 0; |
| } |
| } |
| #endif |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_UPDATE_TOPGROUP_FW) |
| for (i = 0; i < FTS_TOPGROUP_NUM_FW; i++) { |
| if (vendor_id == fw_list_topgroup[i].vendor_id && |
| panel_id == fw_list_topgroup[i].panel_id) { |
| *fw = &fw_list_topgroup[i]; |
| return 0; |
| } |
| } |
| #endif |
| |
| return -ENODATA; |
| } |
| |
| /* |
| * fts_fwupg_get_fw_from_display_vendor |
| * - Get the proper FW corresponding to the display vendor. This function |
| * - is intended to be used as a backup if the panel and vendor ID registers |
| * - are unable to determine the proper FW package. This function instead |
| * - uses the display vendor and defaults to the 1.1mm CG-thickness FW package |
| * - since this is the POR configuration. |
| * Return 0 if success, otherwise return -ENODATA |
| */ |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_MP_POR) |
| static int fts_fwupg_get_fw_from_display_vendor(struct fts_ts_data *ts_data, |
| struct upgrade_fw **fw) |
| { |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_UPDATE_LENSONE_FW) |
| if (ts_data->panel_vendor == FTS_PANEL_VENDOR_BOE) { |
| *fw = &fw_list_lensone[1]; // Select 1.1mm CG thickness FW |
| return 0; |
| } |
| #endif |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_UPDATE_TOPGROUP_FW) |
| if (ts_data->panel_vendor == FTS_PANEL_VENDOR_INX) { |
| *fw = &fw_list_topgroup[1]; // Select 1.1mm CG thickness FW |
| return 0; |
| } |
| #endif |
| |
| return -ENODATA; |
| } |
| #endif |
| |
| /* |
| * fts_fwupg_get_fw_file - get upgrade fw file in host driver |
| * |
| * return 0 if success, otherwise return error code |
| */ |
| static int fts_fwupg_get_fw_file(struct fts_ts_data *ts_data) |
| { |
| struct upgrade_fw *fw = &fw_list_default[0]; |
| struct fts_upgrade *upg = fwupgrade; |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726) && !defined(CONFIG_TOUCHSCREEN_FTS_5726_P1) |
| int ret = 0; |
| u16 vendor_id = 0; |
| u16 panel_id = 0; |
| |
| ret = fts_fwupg_get_vendor_id(ts_data, &vendor_id); |
| if (ret < 0) { |
| FTS_ERROR("Failed to get the Vendor ID"); |
| return ret; |
| } |
| ret = fts_fwupg_get_panel_id(ts_data, &panel_id); |
| if (ret < 0) { |
| FTS_ERROR("Failed to get the Panel ID"); |
| return ret; |
| } |
| FTS_INFO("Touch IC Vendor ID:0x%02X, Panel ID:0x%02X", vendor_id, panel_id); |
| |
| ret = fts_fwupg_get_fw_from_ids(vendor_id, panel_id, &fw); |
| if (ret < 0) { |
| FTS_ERROR("Vendor ID and Panel ID don't correspond to a FW file"); |
| |
| #if defined(CONFIG_TOUCHSCREEN_FTS_5726_MP_POR) |
| ret = fts_fwupg_get_fw_from_display_vendor(ts_data, &fw); |
| if (ret < 0) { |
| FTS_ERROR("No FW corresponding to the display vendor"); |
| return -ENODATA; |
| } |
| #else |
| return -ENODATA; |
| #endif // CONFIG_TOUCHSCREEN_FTS_5726_MP_POR |
| |
| } |
| #endif |
| |
| if (upg) { |
| upg->fw = fw->fw_file; |
| upg->fw_length = fw->fw_len; |
| upg->lic = fw->fw_file; |
| upg->lic_length = fw->fw_len; |
| |
| FTS_INFO("upgrade fw file len:%x", upg->fw_length); |
| if ((upg->fw_length < FTS_MIN_LEN) |
| || (upg->fw_length > FTS_MAX_LEN_FILE)) { |
| FTS_ERROR("fw file len(%x) fail", upg->fw_length); |
| return -ENODATA; |
| } |
| } |
| return 0; |
| } |
| |
| /* |
| * fts_fwupg_init_ic_detail - for ic detail initialaztion |
| */ |
| static void fts_fwupg_init_ic_detail(void) |
| { |
| struct fts_upgrade *upg = fwupgrade; |
| |
| if (upg && upg->func && upg->func->init) { |
| upg->func->init(); |
| } |
| } |
| |
| /* |
| * fts_fwupg_work - fw upgrade work function |
| * 1. get fw image/file |
| * 2. call upgrade main function(fts_fwupg_auto_upgrade) |
| */ |
| static void fts_fwupg_work(struct work_struct *work) |
| { |
| int ret = 0; |
| struct fts_ts_data *ts_data = container_of(work, |
| struct fts_ts_data, fwupg_work); |
| |
| FTS_INFO("fw upgrade work function"); |
| ts_data->fw_loading = 1; |
| fts_irq_disable(); |
| #if FTS_ESDCHECK_EN |
| fts_esdcheck_switch(DISABLE); |
| #endif |
| |
| FTS_INFO("get upgrade fw file"); |
| ret = fts_fwupg_get_fw_file(ts_data); |
| fts_fwupg_init_ic_detail(); |
| if (ret < 0) { |
| FTS_ERROR("get file fail, can't upgrade"); |
| } else { |
| /* run auto upgrade */ |
| fts_fwupg_auto_upgrade(ts_data); |
| } |
| |
| #if FTS_ESDCHECK_EN |
| fts_esdcheck_switch(ENABLE); |
| #endif |
| fts_irq_enable(); |
| ts_data->fw_loading = 0; |
| } |
| |
| /***************************************************************************** |
| * Name: fts_fwupg_init |
| * Brief: upgrade function initialization |
| * Input: |
| * Output: |
| * Return: return 0 if success, otherwise return error code |
| *****************************************************************************/ |
| int fts_fwupg_init(struct fts_ts_data *ts_data) |
| { |
| int i = 0; |
| int j = 0; |
| int ic_stype = ts_data->ic_info.ids.type; |
| struct upgrade_func *func = upgrade_func_list[0]; |
| int func_count = sizeof(upgrade_func_list) / sizeof(upgrade_func_list[0]); |
| |
| FTS_INFO("fw upgrade init function"); |
| |
| if (NULL == ts_data->ts_workqueue) { |
| FTS_ERROR("fts workqueue is NULL, can't run upgrade function"); |
| return -EINVAL; |
| } |
| |
| if (0 == func_count) { |
| FTS_ERROR("no upgrade function in tp driver"); |
| return -ENODATA; |
| } |
| |
| fwupgrade = (struct fts_upgrade *)kzalloc(sizeof(*fwupgrade), GFP_KERNEL); |
| if (NULL == fwupgrade) { |
| FTS_ERROR("malloc memory for upgrade fail"); |
| return -ENOMEM; |
| } |
| |
| if (1 == func_count) { |
| fwupgrade->func = func; |
| } else { |
| for (i = 0; i < func_count; i++) { |
| func = upgrade_func_list[i]; |
| for (j = 0; j < FTX_MAX_COMPATIBLE_TYPE; j++) { |
| if (0 == func->ctype[j]) |
| break; |
| else if (func->ctype[j] == ic_stype) { |
| FTS_INFO("match upgrade function,type:%x", (int)func->ctype[j]); |
| fwupgrade->func = func; |
| } |
| } |
| } |
| } |
| |
| if (NULL == fwupgrade->func) { |
| FTS_ERROR("no upgrade functin match, can't upgrade"); |
| return -ENODATA; |
| } |
| |
| INIT_WORK(&ts_data->fwupg_work, fts_fwupg_work); |
| queue_work(ts_data->ts_workqueue, &ts_data->fwupg_work); |
| |
| return 0; |
| } |
| |
| /***************************************************************************** |
| * Name: fts_fwupg_exit |
| * Brief: |
| * Input: |
| * Output: |
| * Return: |
| *****************************************************************************/ |
| int fts_fwupg_exit(struct fts_ts_data *ts_data) |
| { |
| FTS_FUNC_ENTER(); |
| if (fwupgrade) { |
| kfree(fwupgrade); |
| } |
| FTS_FUNC_EXIT(); |
| |
| return 0; |
| } |
| |
| #endif /* #if FTS_AUTO_UPGRADE_EN */ |