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![Dmitry Torokhov](/assets/img/avatar_default.png)
Instead of printing bytes one by one, let's use %phN to print the buffer in one go. Also use hweight8 to count number of partitions instead of inspecting it bit by bit. Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Tested-by: Nick Dyer <nick@shmanahar.org> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
1384 lines
33 KiB
C
1384 lines
33 KiB
C
/*
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* Copyright (c) 2016, Zodiac Inflight Innovations
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* Copyright (c) 2007-2016, Synaptics Incorporated
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* Copyright (C) 2012 Alexandra Chin <alexandra.chin@tw.synaptics.com>
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* Copyright (C) 2012 Scott Lin <scott.lin@tw.synaptics.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*/
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#include <linux/bitops.h>
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#include <linux/kernel.h>
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#include <linux/rmi.h>
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#include <linux/firmware.h>
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#include <linux/delay.h>
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#include <linux/slab.h>
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#include <linux/jiffies.h>
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#include <asm/unaligned.h>
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#include "rmi_driver.h"
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#include "rmi_f34.h"
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static int rmi_f34v7_read_flash_status(struct f34_data *f34)
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{
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u8 status;
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u8 command;
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int ret;
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ret = rmi_read_block(f34->fn->rmi_dev,
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f34->fn->fd.data_base_addr + f34->v7.off.flash_status,
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&status,
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sizeof(status));
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if (ret < 0) {
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Error %d reading flash status\n", __func__, ret);
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return ret;
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}
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f34->v7.in_bl_mode = status >> 7;
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f34->v7.flash_status = status & 0x1f;
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if (f34->v7.flash_status != 0x00) {
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dev_err(&f34->fn->dev, "%s: status=%d, command=0x%02x\n",
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__func__, f34->v7.flash_status, f34->v7.command);
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}
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ret = rmi_read_block(f34->fn->rmi_dev,
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f34->fn->fd.data_base_addr + f34->v7.off.flash_cmd,
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&command,
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sizeof(command));
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if (ret < 0) {
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dev_err(&f34->fn->dev, "%s: Failed to read flash command\n",
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__func__);
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return ret;
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}
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f34->v7.command = command;
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return 0;
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}
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static int rmi_f34v7_wait_for_idle(struct f34_data *f34, int timeout_ms)
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{
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unsigned long timeout;
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timeout = msecs_to_jiffies(timeout_ms);
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if (!wait_for_completion_timeout(&f34->v7.cmd_done, timeout)) {
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dev_warn(&f34->fn->dev, "%s: Timed out waiting for idle status\n",
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__func__);
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return -ETIMEDOUT;
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}
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return 0;
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}
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static int rmi_f34v7_write_command_single_transaction(struct f34_data *f34,
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u8 cmd)
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{
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int ret;
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u8 base;
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struct f34v7_data_1_5 data_1_5;
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base = f34->fn->fd.data_base_addr;
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memset(&data_1_5, 0, sizeof(data_1_5));
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switch (cmd) {
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case v7_CMD_ERASE_ALL:
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data_1_5.partition_id = CORE_CODE_PARTITION;
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data_1_5.command = CMD_V7_ERASE_AP;
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break;
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case v7_CMD_ERASE_UI_FIRMWARE:
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data_1_5.partition_id = CORE_CODE_PARTITION;
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data_1_5.command = CMD_V7_ERASE;
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break;
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case v7_CMD_ERASE_BL_CONFIG:
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data_1_5.partition_id = GLOBAL_PARAMETERS_PARTITION;
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data_1_5.command = CMD_V7_ERASE;
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break;
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case v7_CMD_ERASE_UI_CONFIG:
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data_1_5.partition_id = CORE_CONFIG_PARTITION;
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data_1_5.command = CMD_V7_ERASE;
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break;
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case v7_CMD_ERASE_DISP_CONFIG:
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data_1_5.partition_id = DISPLAY_CONFIG_PARTITION;
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data_1_5.command = CMD_V7_ERASE;
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break;
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case v7_CMD_ERASE_FLASH_CONFIG:
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data_1_5.partition_id = FLASH_CONFIG_PARTITION;
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data_1_5.command = CMD_V7_ERASE;
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break;
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case v7_CMD_ERASE_GUEST_CODE:
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data_1_5.partition_id = GUEST_CODE_PARTITION;
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data_1_5.command = CMD_V7_ERASE;
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break;
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case v7_CMD_ENABLE_FLASH_PROG:
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data_1_5.partition_id = BOOTLOADER_PARTITION;
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data_1_5.command = CMD_V7_ENTER_BL;
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break;
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}
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data_1_5.payload[0] = f34->bootloader_id[0];
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data_1_5.payload[1] = f34->bootloader_id[1];
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ret = rmi_write_block(f34->fn->rmi_dev,
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base + f34->v7.off.partition_id,
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&data_1_5, sizeof(data_1_5));
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if (ret < 0) {
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dev_err(&f34->fn->dev,
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"%s: Failed to write single transaction command\n",
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__func__);
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return ret;
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}
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return 0;
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}
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static int rmi_f34v7_write_command(struct f34_data *f34, u8 cmd)
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{
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int ret;
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u8 base;
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u8 command;
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base = f34->fn->fd.data_base_addr;
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switch (cmd) {
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case v7_CMD_WRITE_FW:
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case v7_CMD_WRITE_CONFIG:
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case v7_CMD_WRITE_GUEST_CODE:
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command = CMD_V7_WRITE;
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break;
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case v7_CMD_READ_CONFIG:
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command = CMD_V7_READ;
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break;
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case v7_CMD_ERASE_ALL:
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command = CMD_V7_ERASE_AP;
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break;
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case v7_CMD_ERASE_UI_FIRMWARE:
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case v7_CMD_ERASE_BL_CONFIG:
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case v7_CMD_ERASE_UI_CONFIG:
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case v7_CMD_ERASE_DISP_CONFIG:
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case v7_CMD_ERASE_FLASH_CONFIG:
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case v7_CMD_ERASE_GUEST_CODE:
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command = CMD_V7_ERASE;
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break;
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case v7_CMD_ENABLE_FLASH_PROG:
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command = CMD_V7_ENTER_BL;
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break;
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default:
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dev_err(&f34->fn->dev, "%s: Invalid command 0x%02x\n",
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__func__, cmd);
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return -EINVAL;
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}
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f34->v7.command = command;
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switch (cmd) {
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case v7_CMD_ERASE_ALL:
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case v7_CMD_ERASE_UI_FIRMWARE:
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case v7_CMD_ERASE_BL_CONFIG:
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case v7_CMD_ERASE_UI_CONFIG:
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case v7_CMD_ERASE_DISP_CONFIG:
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case v7_CMD_ERASE_FLASH_CONFIG:
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case v7_CMD_ERASE_GUEST_CODE:
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case v7_CMD_ENABLE_FLASH_PROG:
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ret = rmi_f34v7_write_command_single_transaction(f34, cmd);
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if (ret < 0)
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return ret;
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else
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return 0;
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default:
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break;
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}
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev, "%s: writing cmd %02X\n",
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__func__, command);
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ret = rmi_write_block(f34->fn->rmi_dev,
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base + f34->v7.off.flash_cmd,
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&command, sizeof(command));
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if (ret < 0) {
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dev_err(&f34->fn->dev, "%s: Failed to write flash command\n",
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__func__);
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return ret;
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}
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return 0;
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}
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static int rmi_f34v7_write_partition_id(struct f34_data *f34, u8 cmd)
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{
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int ret;
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u8 base;
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u8 partition;
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base = f34->fn->fd.data_base_addr;
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switch (cmd) {
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case v7_CMD_WRITE_FW:
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partition = CORE_CODE_PARTITION;
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break;
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case v7_CMD_WRITE_CONFIG:
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case v7_CMD_READ_CONFIG:
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if (f34->v7.config_area == v7_UI_CONFIG_AREA)
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partition = CORE_CONFIG_PARTITION;
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else if (f34->v7.config_area == v7_DP_CONFIG_AREA)
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partition = DISPLAY_CONFIG_PARTITION;
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else if (f34->v7.config_area == v7_PM_CONFIG_AREA)
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partition = GUEST_SERIALIZATION_PARTITION;
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else if (f34->v7.config_area == v7_BL_CONFIG_AREA)
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partition = GLOBAL_PARAMETERS_PARTITION;
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else if (f34->v7.config_area == v7_FLASH_CONFIG_AREA)
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partition = FLASH_CONFIG_PARTITION;
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break;
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case v7_CMD_WRITE_GUEST_CODE:
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partition = GUEST_CODE_PARTITION;
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break;
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case v7_CMD_ERASE_ALL:
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partition = CORE_CODE_PARTITION;
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break;
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case v7_CMD_ERASE_BL_CONFIG:
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partition = GLOBAL_PARAMETERS_PARTITION;
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break;
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case v7_CMD_ERASE_UI_CONFIG:
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partition = CORE_CONFIG_PARTITION;
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break;
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case v7_CMD_ERASE_DISP_CONFIG:
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partition = DISPLAY_CONFIG_PARTITION;
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break;
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case v7_CMD_ERASE_FLASH_CONFIG:
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partition = FLASH_CONFIG_PARTITION;
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break;
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case v7_CMD_ERASE_GUEST_CODE:
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partition = GUEST_CODE_PARTITION;
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break;
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case v7_CMD_ENABLE_FLASH_PROG:
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partition = BOOTLOADER_PARTITION;
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break;
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default:
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dev_err(&f34->fn->dev, "%s: Invalid command 0x%02x\n",
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__func__, cmd);
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return -EINVAL;
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}
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ret = rmi_write_block(f34->fn->rmi_dev,
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base + f34->v7.off.partition_id,
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&partition, sizeof(partition));
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if (ret < 0) {
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dev_err(&f34->fn->dev, "%s: Failed to write partition ID\n",
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__func__);
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return ret;
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}
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return 0;
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}
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static int rmi_f34v7_read_partition_table(struct f34_data *f34)
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{
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int ret;
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unsigned long timeout;
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u8 base;
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__le16 length;
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u16 block_number = 0;
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base = f34->fn->fd.data_base_addr;
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f34->v7.config_area = v7_FLASH_CONFIG_AREA;
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ret = rmi_f34v7_write_partition_id(f34, v7_CMD_READ_CONFIG);
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if (ret < 0)
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return ret;
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ret = rmi_write_block(f34->fn->rmi_dev,
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base + f34->v7.off.block_number,
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&block_number, sizeof(block_number));
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if (ret < 0) {
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dev_err(&f34->fn->dev, "%s: Failed to write block number\n",
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__func__);
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return ret;
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}
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put_unaligned_le16(f34->v7.flash_config_length, &length);
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ret = rmi_write_block(f34->fn->rmi_dev,
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base + f34->v7.off.transfer_length,
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&length, sizeof(length));
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if (ret < 0) {
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dev_err(&f34->fn->dev, "%s: Failed to write transfer length\n",
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__func__);
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return ret;
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}
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init_completion(&f34->v7.cmd_done);
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ret = rmi_f34v7_write_command(f34, v7_CMD_READ_CONFIG);
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if (ret < 0) {
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dev_err(&f34->fn->dev, "%s: Failed to write command\n",
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__func__);
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return ret;
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}
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timeout = msecs_to_jiffies(F34_WRITE_WAIT_MS);
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while (time_before(jiffies, timeout)) {
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usleep_range(5000, 6000);
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rmi_f34v7_read_flash_status(f34);
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if (f34->v7.command == v7_CMD_IDLE &&
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f34->v7.flash_status == 0x00) {
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break;
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}
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}
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ret = rmi_read_block(f34->fn->rmi_dev,
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base + f34->v7.off.payload,
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f34->v7.read_config_buf,
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f34->v7.partition_table_bytes);
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if (ret < 0) {
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dev_err(&f34->fn->dev, "%s: Failed to read block data\n",
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__func__);
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return ret;
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}
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return 0;
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}
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static void rmi_f34v7_parse_partition_table(struct f34_data *f34,
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const void *partition_table,
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struct block_count *blkcount,
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struct physical_address *phyaddr)
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{
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int i;
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int index;
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u16 partition_length;
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u16 physical_address;
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const struct partition_table *ptable;
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for (i = 0; i < f34->v7.partitions; i++) {
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index = i * 8 + 2;
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ptable = partition_table + index;
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partition_length = le16_to_cpu(ptable->partition_length);
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physical_address = le16_to_cpu(ptable->start_physical_address);
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Partition entry %d: %*ph\n",
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__func__, i, sizeof(struct partition_table), ptable);
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switch (ptable->partition_id & 0x1f) {
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case CORE_CODE_PARTITION:
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blkcount->ui_firmware = partition_length;
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phyaddr->ui_firmware = physical_address;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Core code block count: %d\n",
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__func__, blkcount->ui_firmware);
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break;
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case CORE_CONFIG_PARTITION:
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blkcount->ui_config = partition_length;
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phyaddr->ui_config = physical_address;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Core config block count: %d\n",
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__func__, blkcount->ui_config);
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break;
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case DISPLAY_CONFIG_PARTITION:
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blkcount->dp_config = partition_length;
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phyaddr->dp_config = physical_address;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Display config block count: %d\n",
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__func__, blkcount->dp_config);
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break;
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case FLASH_CONFIG_PARTITION:
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blkcount->fl_config = partition_length;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Flash config block count: %d\n",
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__func__, blkcount->fl_config);
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break;
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case GUEST_CODE_PARTITION:
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blkcount->guest_code = partition_length;
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phyaddr->guest_code = physical_address;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Guest code block count: %d\n",
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__func__, blkcount->guest_code);
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break;
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case GUEST_SERIALIZATION_PARTITION:
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blkcount->pm_config = partition_length;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Guest serialization block count: %d\n",
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__func__, blkcount->pm_config);
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break;
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case GLOBAL_PARAMETERS_PARTITION:
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blkcount->bl_config = partition_length;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Global parameters block count: %d\n",
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__func__, blkcount->bl_config);
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break;
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case DEVICE_CONFIG_PARTITION:
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blkcount->lockdown = partition_length;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
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"%s: Device config block count: %d\n",
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__func__, blkcount->lockdown);
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break;
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}
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}
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}
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static int rmi_f34v7_read_queries_bl_version(struct f34_data *f34)
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{
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int ret;
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u8 base;
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int offset;
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u8 query_0;
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struct f34v7_query_1_7 query_1_7;
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base = f34->fn->fd.query_base_addr;
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ret = rmi_read_block(f34->fn->rmi_dev,
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base,
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&query_0,
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sizeof(query_0));
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if (ret < 0) {
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dev_err(&f34->fn->dev,
|
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"%s: Failed to read query 0\n", __func__);
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return ret;
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}
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offset = (query_0 & 0x7) + 1;
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ret = rmi_read_block(f34->fn->rmi_dev,
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base + offset,
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&query_1_7,
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sizeof(query_1_7));
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if (ret < 0) {
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dev_err(&f34->fn->dev, "%s: Failed to read queries 1 to 7\n",
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__func__);
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return ret;
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}
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f34->bootloader_id[0] = query_1_7.bl_minor_revision;
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f34->bootloader_id[1] = query_1_7.bl_major_revision;
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rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev, "Bootloader V%d.%d\n",
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f34->bootloader_id[1], f34->bootloader_id[0]);
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return 0;
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}
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|
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static int rmi_f34v7_read_queries(struct f34_data *f34)
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{
|
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int ret;
|
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int i;
|
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u8 base;
|
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int offset;
|
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u8 *ptable;
|
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u8 query_0;
|
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struct f34v7_query_1_7 query_1_7;
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|
|
base = f34->fn->fd.query_base_addr;
|
|
|
|
ret = rmi_read_block(f34->fn->rmi_dev,
|
|
base,
|
|
&query_0,
|
|
sizeof(query_0));
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev,
|
|
"%s: Failed to read query 0\n", __func__);
|
|
return ret;
|
|
}
|
|
|
|
offset = (query_0 & 0x07) + 1;
|
|
|
|
ret = rmi_read_block(f34->fn->rmi_dev,
|
|
base + offset,
|
|
&query_1_7,
|
|
sizeof(query_1_7));
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev, "%s: Failed to read queries 1 to 7\n",
|
|
__func__);
|
|
return ret;
|
|
}
|
|
|
|
f34->bootloader_id[0] = query_1_7.bl_minor_revision;
|
|
f34->bootloader_id[1] = query_1_7.bl_major_revision;
|
|
|
|
f34->v7.block_size = le16_to_cpu(query_1_7.block_size);
|
|
f34->v7.flash_config_length =
|
|
le16_to_cpu(query_1_7.flash_config_length);
|
|
f34->v7.payload_length = le16_to_cpu(query_1_7.payload_length);
|
|
|
|
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev, "%s: f34->v7.block_size = %d\n",
|
|
__func__, f34->v7.block_size);
|
|
|
|
f34->v7.off.flash_status = V7_FLASH_STATUS_OFFSET;
|
|
f34->v7.off.partition_id = V7_PARTITION_ID_OFFSET;
|
|
f34->v7.off.block_number = V7_BLOCK_NUMBER_OFFSET;
|
|
f34->v7.off.transfer_length = V7_TRANSFER_LENGTH_OFFSET;
|
|
f34->v7.off.flash_cmd = V7_COMMAND_OFFSET;
|
|
f34->v7.off.payload = V7_PAYLOAD_OFFSET;
|
|
|
|
f34->v7.has_display_cfg = query_1_7.partition_support[1] & HAS_DISP_CFG;
|
|
f34->v7.has_guest_code =
|
|
query_1_7.partition_support[1] & HAS_GUEST_CODE;
|
|
|
|
if (query_0 & HAS_CONFIG_ID) {
|
|
u8 f34_ctrl[CONFIG_ID_SIZE];
|
|
|
|
ret = rmi_read_block(f34->fn->rmi_dev,
|
|
f34->fn->fd.control_base_addr,
|
|
f34_ctrl,
|
|
sizeof(f34_ctrl));
|
|
if (ret)
|
|
return ret;
|
|
|
|
/* Eat leading zeros */
|
|
for (i = 0; i < sizeof(f34_ctrl) - 1 && !f34_ctrl[i]; i++)
|
|
/* Empty */;
|
|
|
|
snprintf(f34->configuration_id, sizeof(f34->configuration_id),
|
|
"%*phN", (int)sizeof(f34_ctrl) - i, f34_ctrl + i);
|
|
|
|
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev, "Configuration ID: %s\n",
|
|
f34->configuration_id);
|
|
}
|
|
|
|
f34->v7.partitions = 0;
|
|
for (i = 0; i < sizeof(query_1_7.partition_support); i++)
|
|
f34->v7.partitions += hweight8(query_1_7.partition_support[i]);
|
|
|
|
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev, "%s: Supported partitions: %*ph\n",
|
|
__func__, sizeof(query_1_7.partition_support),
|
|
query_1_7.partition_support);
|
|
|
|
|
|
f34->v7.partition_table_bytes = f34->v7.partitions * 8 + 2;
|
|
|
|
f34->v7.read_config_buf = devm_kzalloc(&f34->fn->dev,
|
|
f34->v7.partition_table_bytes,
|
|
GFP_KERNEL);
|
|
if (!f34->v7.read_config_buf) {
|
|
f34->v7.read_config_buf_size = 0;
|
|
return -ENOMEM;
|
|
}
|
|
|
|
f34->v7.read_config_buf_size = f34->v7.partition_table_bytes;
|
|
ptable = f34->v7.read_config_buf;
|
|
|
|
ret = rmi_f34v7_read_partition_table(f34);
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev, "%s: Failed to read partition table\n",
|
|
__func__);
|
|
return ret;
|
|
}
|
|
|
|
rmi_f34v7_parse_partition_table(f34, ptable,
|
|
&f34->v7.blkcount, &f34->v7.phyaddr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_check_ui_firmware_size(struct f34_data *f34)
|
|
{
|
|
u16 block_count;
|
|
|
|
block_count = f34->v7.img.ui_firmware.size / f34->v7.block_size;
|
|
f34->update_size += block_count;
|
|
|
|
if (block_count != f34->v7.blkcount.ui_firmware) {
|
|
dev_err(&f34->fn->dev,
|
|
"UI firmware size mismatch: %d != %d\n",
|
|
block_count, f34->v7.blkcount.ui_firmware);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_check_ui_config_size(struct f34_data *f34)
|
|
{
|
|
u16 block_count;
|
|
|
|
block_count = f34->v7.img.ui_config.size / f34->v7.block_size;
|
|
f34->update_size += block_count;
|
|
|
|
if (block_count != f34->v7.blkcount.ui_config) {
|
|
dev_err(&f34->fn->dev, "UI config size mismatch\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_check_dp_config_size(struct f34_data *f34)
|
|
{
|
|
u16 block_count;
|
|
|
|
block_count = f34->v7.img.dp_config.size / f34->v7.block_size;
|
|
f34->update_size += block_count;
|
|
|
|
if (block_count != f34->v7.blkcount.dp_config) {
|
|
dev_err(&f34->fn->dev, "Display config size mismatch\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_check_guest_code_size(struct f34_data *f34)
|
|
{
|
|
u16 block_count;
|
|
|
|
block_count = f34->v7.img.guest_code.size / f34->v7.block_size;
|
|
f34->update_size += block_count;
|
|
|
|
if (block_count != f34->v7.blkcount.guest_code) {
|
|
dev_err(&f34->fn->dev, "Guest code size mismatch\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_check_bl_config_size(struct f34_data *f34)
|
|
{
|
|
u16 block_count;
|
|
|
|
block_count = f34->v7.img.bl_config.size / f34->v7.block_size;
|
|
f34->update_size += block_count;
|
|
|
|
if (block_count != f34->v7.blkcount.bl_config) {
|
|
dev_err(&f34->fn->dev, "Bootloader config size mismatch\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_erase_config(struct f34_data *f34)
|
|
{
|
|
int ret;
|
|
|
|
dev_info(&f34->fn->dev, "Erasing config...\n");
|
|
|
|
init_completion(&f34->v7.cmd_done);
|
|
|
|
switch (f34->v7.config_area) {
|
|
case v7_UI_CONFIG_AREA:
|
|
ret = rmi_f34v7_write_command(f34, v7_CMD_ERASE_UI_CONFIG);
|
|
if (ret < 0)
|
|
return ret;
|
|
break;
|
|
case v7_DP_CONFIG_AREA:
|
|
ret = rmi_f34v7_write_command(f34, v7_CMD_ERASE_DISP_CONFIG);
|
|
if (ret < 0)
|
|
return ret;
|
|
break;
|
|
case v7_BL_CONFIG_AREA:
|
|
ret = rmi_f34v7_write_command(f34, v7_CMD_ERASE_BL_CONFIG);
|
|
if (ret < 0)
|
|
return ret;
|
|
break;
|
|
}
|
|
|
|
ret = rmi_f34v7_wait_for_idle(f34, F34_ERASE_WAIT_MS);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_erase_guest_code(struct f34_data *f34)
|
|
{
|
|
int ret;
|
|
|
|
dev_info(&f34->fn->dev, "Erasing guest code...\n");
|
|
|
|
init_completion(&f34->v7.cmd_done);
|
|
|
|
ret = rmi_f34v7_write_command(f34, v7_CMD_ERASE_GUEST_CODE);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_f34v7_wait_for_idle(f34, F34_ERASE_WAIT_MS);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_erase_all(struct f34_data *f34)
|
|
{
|
|
int ret;
|
|
|
|
dev_info(&f34->fn->dev, "Erasing firmware...\n");
|
|
|
|
init_completion(&f34->v7.cmd_done);
|
|
|
|
ret = rmi_f34v7_write_command(f34, v7_CMD_ERASE_UI_FIRMWARE);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_f34v7_wait_for_idle(f34, F34_ERASE_WAIT_MS);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
f34->v7.config_area = v7_UI_CONFIG_AREA;
|
|
ret = rmi_f34v7_erase_config(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
if (f34->v7.has_display_cfg) {
|
|
f34->v7.config_area = v7_DP_CONFIG_AREA;
|
|
ret = rmi_f34v7_erase_config(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
}
|
|
|
|
if (f34->v7.new_partition_table && f34->v7.has_guest_code) {
|
|
ret = rmi_f34v7_erase_guest_code(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_read_blocks(struct f34_data *f34,
|
|
u16 block_cnt, u8 command)
|
|
{
|
|
int ret;
|
|
u8 base;
|
|
__le16 length;
|
|
u16 transfer;
|
|
u16 max_transfer;
|
|
u16 remaining = block_cnt;
|
|
u16 block_number = 0;
|
|
u16 index = 0;
|
|
|
|
base = f34->fn->fd.data_base_addr;
|
|
|
|
ret = rmi_f34v7_write_partition_id(f34, command);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_write_block(f34->fn->rmi_dev,
|
|
base + f34->v7.off.block_number,
|
|
&block_number, sizeof(block_number));
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev, "%s: Failed to write block number\n",
|
|
__func__);
|
|
return ret;
|
|
}
|
|
|
|
max_transfer = min(f34->v7.payload_length,
|
|
(u16)(PAGE_SIZE / f34->v7.block_size));
|
|
|
|
do {
|
|
transfer = min(remaining, max_transfer);
|
|
put_unaligned_le16(transfer, &length);
|
|
|
|
ret = rmi_write_block(f34->fn->rmi_dev,
|
|
base + f34->v7.off.transfer_length,
|
|
&length, sizeof(length));
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev,
|
|
"%s: Write transfer length fail (%d remaining)\n",
|
|
__func__, remaining);
|
|
return ret;
|
|
}
|
|
|
|
init_completion(&f34->v7.cmd_done);
|
|
|
|
ret = rmi_f34v7_write_command(f34, command);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_f34v7_wait_for_idle(f34, F34_ENABLE_WAIT_MS);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_read_block(f34->fn->rmi_dev,
|
|
base + f34->v7.off.payload,
|
|
&f34->v7.read_config_buf[index],
|
|
transfer * f34->v7.block_size);
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev,
|
|
"%s: Read block failed (%d blks remaining)\n",
|
|
__func__, remaining);
|
|
return ret;
|
|
}
|
|
|
|
index += (transfer * f34->v7.block_size);
|
|
remaining -= transfer;
|
|
} while (remaining);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_write_f34v7_blocks(struct f34_data *f34,
|
|
const void *block_ptr, u16 block_cnt,
|
|
u8 command)
|
|
{
|
|
int ret;
|
|
u8 base;
|
|
__le16 length;
|
|
u16 transfer;
|
|
u16 max_transfer;
|
|
u16 remaining = block_cnt;
|
|
u16 block_number = 0;
|
|
|
|
base = f34->fn->fd.data_base_addr;
|
|
|
|
ret = rmi_f34v7_write_partition_id(f34, command);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_write_block(f34->fn->rmi_dev,
|
|
base + f34->v7.off.block_number,
|
|
&block_number, sizeof(block_number));
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev, "%s: Failed to write block number\n",
|
|
__func__);
|
|
return ret;
|
|
}
|
|
|
|
if (f34->v7.payload_length > (PAGE_SIZE / f34->v7.block_size))
|
|
max_transfer = PAGE_SIZE / f34->v7.block_size;
|
|
else
|
|
max_transfer = f34->v7.payload_length;
|
|
|
|
do {
|
|
transfer = min(remaining, max_transfer);
|
|
put_unaligned_le16(transfer, &length);
|
|
|
|
init_completion(&f34->v7.cmd_done);
|
|
|
|
ret = rmi_write_block(f34->fn->rmi_dev,
|
|
base + f34->v7.off.transfer_length,
|
|
&length, sizeof(length));
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev,
|
|
"%s: Write transfer length fail (%d remaining)\n",
|
|
__func__, remaining);
|
|
return ret;
|
|
}
|
|
|
|
ret = rmi_f34v7_write_command(f34, command);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_write_block(f34->fn->rmi_dev,
|
|
base + f34->v7.off.payload,
|
|
block_ptr, transfer * f34->v7.block_size);
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev,
|
|
"%s: Failed writing data (%d blks remaining)\n",
|
|
__func__, remaining);
|
|
return ret;
|
|
}
|
|
|
|
ret = rmi_f34v7_wait_for_idle(f34, F34_ENABLE_WAIT_MS);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
block_ptr += (transfer * f34->v7.block_size);
|
|
remaining -= transfer;
|
|
f34->update_progress += transfer;
|
|
f34->update_status = (f34->update_progress * 100) /
|
|
f34->update_size;
|
|
} while (remaining);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_write_config(struct f34_data *f34)
|
|
{
|
|
return rmi_f34v7_write_f34v7_blocks(f34, f34->v7.config_data,
|
|
f34->v7.config_block_count,
|
|
v7_CMD_WRITE_CONFIG);
|
|
}
|
|
|
|
static int rmi_f34v7_write_ui_config(struct f34_data *f34)
|
|
{
|
|
f34->v7.config_area = v7_UI_CONFIG_AREA;
|
|
f34->v7.config_data = f34->v7.img.ui_config.data;
|
|
f34->v7.config_size = f34->v7.img.ui_config.size;
|
|
f34->v7.config_block_count = f34->v7.config_size / f34->v7.block_size;
|
|
|
|
return rmi_f34v7_write_config(f34);
|
|
}
|
|
|
|
static int rmi_f34v7_write_dp_config(struct f34_data *f34)
|
|
{
|
|
f34->v7.config_area = v7_DP_CONFIG_AREA;
|
|
f34->v7.config_data = f34->v7.img.dp_config.data;
|
|
f34->v7.config_size = f34->v7.img.dp_config.size;
|
|
f34->v7.config_block_count = f34->v7.config_size / f34->v7.block_size;
|
|
|
|
return rmi_f34v7_write_config(f34);
|
|
}
|
|
|
|
static int rmi_f34v7_write_guest_code(struct f34_data *f34)
|
|
{
|
|
return rmi_f34v7_write_f34v7_blocks(f34, f34->v7.img.guest_code.data,
|
|
f34->v7.img.guest_code.size /
|
|
f34->v7.block_size,
|
|
v7_CMD_WRITE_GUEST_CODE);
|
|
}
|
|
|
|
static int rmi_f34v7_write_flash_config(struct f34_data *f34)
|
|
{
|
|
int ret;
|
|
|
|
f34->v7.config_area = v7_FLASH_CONFIG_AREA;
|
|
f34->v7.config_data = f34->v7.img.fl_config.data;
|
|
f34->v7.config_size = f34->v7.img.fl_config.size;
|
|
f34->v7.config_block_count = f34->v7.config_size / f34->v7.block_size;
|
|
|
|
if (f34->v7.config_block_count != f34->v7.blkcount.fl_config) {
|
|
dev_err(&f34->fn->dev, "%s: Flash config size mismatch\n",
|
|
__func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
init_completion(&f34->v7.cmd_done);
|
|
|
|
ret = rmi_f34v7_write_command(f34, v7_CMD_ERASE_FLASH_CONFIG);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
|
|
"%s: Erase flash config command written\n", __func__);
|
|
|
|
ret = rmi_f34v7_wait_for_idle(f34, F34_WRITE_WAIT_MS);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_f34v7_write_config(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_write_partition_table(struct f34_data *f34)
|
|
{
|
|
u16 block_count;
|
|
int ret;
|
|
|
|
block_count = f34->v7.blkcount.bl_config;
|
|
f34->v7.config_area = v7_BL_CONFIG_AREA;
|
|
f34->v7.config_size = f34->v7.block_size * block_count;
|
|
devm_kfree(&f34->fn->dev, f34->v7.read_config_buf);
|
|
f34->v7.read_config_buf = devm_kzalloc(&f34->fn->dev,
|
|
f34->v7.config_size, GFP_KERNEL);
|
|
if (!f34->v7.read_config_buf) {
|
|
f34->v7.read_config_buf_size = 0;
|
|
return -ENOMEM;
|
|
}
|
|
|
|
f34->v7.read_config_buf_size = f34->v7.config_size;
|
|
|
|
ret = rmi_f34v7_read_blocks(f34, block_count, v7_CMD_READ_CONFIG);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_f34v7_erase_config(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_f34v7_write_flash_config(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
f34->v7.config_area = v7_BL_CONFIG_AREA;
|
|
f34->v7.config_data = f34->v7.read_config_buf;
|
|
f34->v7.config_size = f34->v7.img.bl_config.size;
|
|
f34->v7.config_block_count = f34->v7.config_size / f34->v7.block_size;
|
|
|
|
ret = rmi_f34v7_write_config(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rmi_f34v7_write_firmware(struct f34_data *f34)
|
|
{
|
|
u16 blk_count;
|
|
|
|
blk_count = f34->v7.img.ui_firmware.size / f34->v7.block_size;
|
|
|
|
return rmi_f34v7_write_f34v7_blocks(f34, f34->v7.img.ui_firmware.data,
|
|
blk_count, v7_CMD_WRITE_FW);
|
|
}
|
|
|
|
static void rmi_f34v7_compare_partition_tables(struct f34_data *f34)
|
|
{
|
|
if (f34->v7.phyaddr.ui_firmware != f34->v7.img.phyaddr.ui_firmware) {
|
|
f34->v7.new_partition_table = true;
|
|
return;
|
|
}
|
|
|
|
if (f34->v7.phyaddr.ui_config != f34->v7.img.phyaddr.ui_config) {
|
|
f34->v7.new_partition_table = true;
|
|
return;
|
|
}
|
|
|
|
if (f34->v7.has_display_cfg &&
|
|
f34->v7.phyaddr.dp_config != f34->v7.img.phyaddr.dp_config) {
|
|
f34->v7.new_partition_table = true;
|
|
return;
|
|
}
|
|
|
|
if (f34->v7.has_guest_code &&
|
|
f34->v7.phyaddr.guest_code != f34->v7.img.phyaddr.guest_code) {
|
|
f34->v7.new_partition_table = true;
|
|
return;
|
|
}
|
|
|
|
f34->v7.new_partition_table = false;
|
|
}
|
|
|
|
static void rmi_f34v7_parse_img_header_10_bl_container(struct f34_data *f34,
|
|
const void *image)
|
|
{
|
|
int i;
|
|
int num_of_containers;
|
|
unsigned int addr;
|
|
unsigned int container_id;
|
|
unsigned int length;
|
|
const void *content;
|
|
const struct container_descriptor *descriptor;
|
|
|
|
num_of_containers = f34->v7.img.bootloader.size / 4 - 1;
|
|
|
|
for (i = 1; i <= num_of_containers; i++) {
|
|
addr = get_unaligned_le32(f34->v7.img.bootloader.data + i * 4);
|
|
descriptor = image + addr;
|
|
container_id = le16_to_cpu(descriptor->container_id);
|
|
content = image + le32_to_cpu(descriptor->content_address);
|
|
length = le32_to_cpu(descriptor->content_length);
|
|
switch (container_id) {
|
|
case BL_CONFIG_CONTAINER:
|
|
case GLOBAL_PARAMETERS_CONTAINER:
|
|
f34->v7.img.bl_config.data = content;
|
|
f34->v7.img.bl_config.size = length;
|
|
break;
|
|
case BL_LOCKDOWN_INFO_CONTAINER:
|
|
case DEVICE_CONFIG_CONTAINER:
|
|
f34->v7.img.lockdown.data = content;
|
|
f34->v7.img.lockdown.size = length;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void rmi_f34v7_parse_image_header_10(struct f34_data *f34)
|
|
{
|
|
unsigned int i;
|
|
unsigned int num_of_containers;
|
|
unsigned int addr;
|
|
unsigned int offset;
|
|
unsigned int container_id;
|
|
unsigned int length;
|
|
const void *image = f34->v7.image;
|
|
const u8 *content;
|
|
const struct container_descriptor *descriptor;
|
|
const struct image_header_10 *header = image;
|
|
|
|
f34->v7.img.checksum = le32_to_cpu(header->checksum);
|
|
|
|
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev, "%s: f34->v7.img.checksum=%X\n",
|
|
__func__, f34->v7.img.checksum);
|
|
|
|
/* address of top level container */
|
|
offset = le32_to_cpu(header->top_level_container_start_addr);
|
|
descriptor = image + offset;
|
|
|
|
/* address of top level container content */
|
|
offset = le32_to_cpu(descriptor->content_address);
|
|
num_of_containers = le32_to_cpu(descriptor->content_length) / 4;
|
|
|
|
for (i = 0; i < num_of_containers; i++) {
|
|
addr = get_unaligned_le32(image + offset);
|
|
offset += 4;
|
|
descriptor = image + addr;
|
|
container_id = le16_to_cpu(descriptor->container_id);
|
|
content = image + le32_to_cpu(descriptor->content_address);
|
|
length = le32_to_cpu(descriptor->content_length);
|
|
|
|
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
|
|
"%s: container_id=%d, length=%d\n", __func__,
|
|
container_id, length);
|
|
|
|
switch (container_id) {
|
|
case UI_CONTAINER:
|
|
case CORE_CODE_CONTAINER:
|
|
f34->v7.img.ui_firmware.data = content;
|
|
f34->v7.img.ui_firmware.size = length;
|
|
break;
|
|
case UI_CONFIG_CONTAINER:
|
|
case CORE_CONFIG_CONTAINER:
|
|
f34->v7.img.ui_config.data = content;
|
|
f34->v7.img.ui_config.size = length;
|
|
break;
|
|
case BL_CONTAINER:
|
|
f34->v7.img.bl_version = *content;
|
|
f34->v7.img.bootloader.data = content;
|
|
f34->v7.img.bootloader.size = length;
|
|
rmi_f34v7_parse_img_header_10_bl_container(f34, image);
|
|
break;
|
|
case GUEST_CODE_CONTAINER:
|
|
f34->v7.img.contains_guest_code = true;
|
|
f34->v7.img.guest_code.data = content;
|
|
f34->v7.img.guest_code.size = length;
|
|
break;
|
|
case DISPLAY_CONFIG_CONTAINER:
|
|
f34->v7.img.contains_display_cfg = true;
|
|
f34->v7.img.dp_config.data = content;
|
|
f34->v7.img.dp_config.size = length;
|
|
break;
|
|
case FLASH_CONFIG_CONTAINER:
|
|
f34->v7.img.contains_flash_config = true;
|
|
f34->v7.img.fl_config.data = content;
|
|
f34->v7.img.fl_config.size = length;
|
|
break;
|
|
case GENERAL_INFORMATION_CONTAINER:
|
|
f34->v7.img.contains_firmware_id = true;
|
|
f34->v7.img.firmware_id =
|
|
get_unaligned_le32(content + 4);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int rmi_f34v7_parse_image_info(struct f34_data *f34)
|
|
{
|
|
const struct image_header_10 *header = f34->v7.image;
|
|
|
|
memset(&f34->v7.img, 0x00, sizeof(f34->v7.img));
|
|
|
|
rmi_dbg(RMI_DEBUG_FN, &f34->fn->dev,
|
|
"%s: header->major_header_version = %d\n",
|
|
__func__, header->major_header_version);
|
|
|
|
switch (header->major_header_version) {
|
|
case IMAGE_HEADER_VERSION_10:
|
|
rmi_f34v7_parse_image_header_10(f34);
|
|
break;
|
|
default:
|
|
dev_err(&f34->fn->dev, "Unsupported image file format %02X\n",
|
|
header->major_header_version);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (!f34->v7.img.contains_flash_config) {
|
|
dev_err(&f34->fn->dev, "%s: No flash config in fw image\n",
|
|
__func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
rmi_f34v7_parse_partition_table(f34, f34->v7.img.fl_config.data,
|
|
&f34->v7.img.blkcount, &f34->v7.img.phyaddr);
|
|
|
|
rmi_f34v7_compare_partition_tables(f34);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int rmi_f34v7_do_reflash(struct f34_data *f34, const struct firmware *fw)
|
|
{
|
|
int ret;
|
|
|
|
rmi_f34v7_read_queries_bl_version(f34);
|
|
|
|
f34->v7.image = fw->data;
|
|
f34->update_progress = 0;
|
|
f34->update_size = 0;
|
|
|
|
ret = rmi_f34v7_parse_image_info(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
if (!f34->v7.new_partition_table) {
|
|
ret = rmi_f34v7_check_ui_firmware_size(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
ret = rmi_f34v7_check_ui_config_size(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
if (f34->v7.has_display_cfg &&
|
|
f34->v7.img.contains_display_cfg) {
|
|
ret = rmi_f34v7_check_dp_config_size(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
}
|
|
|
|
if (f34->v7.has_guest_code && f34->v7.img.contains_guest_code) {
|
|
ret = rmi_f34v7_check_guest_code_size(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
}
|
|
} else {
|
|
ret = rmi_f34v7_check_bl_config_size(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
}
|
|
|
|
ret = rmi_f34v7_erase_all(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
if (f34->v7.new_partition_table) {
|
|
ret = rmi_f34v7_write_partition_table(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
dev_info(&f34->fn->dev, "%s: Partition table programmed\n",
|
|
__func__);
|
|
}
|
|
|
|
dev_info(&f34->fn->dev, "Writing firmware (%d bytes)...\n",
|
|
f34->v7.img.ui_firmware.size);
|
|
|
|
ret = rmi_f34v7_write_firmware(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
dev_info(&f34->fn->dev, "Writing config (%d bytes)...\n",
|
|
f34->v7.img.ui_config.size);
|
|
|
|
f34->v7.config_area = v7_UI_CONFIG_AREA;
|
|
ret = rmi_f34v7_write_ui_config(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
if (f34->v7.has_display_cfg && f34->v7.img.contains_display_cfg) {
|
|
dev_info(&f34->fn->dev, "Writing display config...\n");
|
|
|
|
ret = rmi_f34v7_write_dp_config(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
}
|
|
|
|
if (f34->v7.new_partition_table) {
|
|
if (f34->v7.has_guest_code && f34->v7.img.contains_guest_code) {
|
|
dev_info(&f34->fn->dev, "Writing guest code...\n");
|
|
|
|
ret = rmi_f34v7_write_guest_code(f34);
|
|
if (ret < 0)
|
|
goto fail;
|
|
}
|
|
}
|
|
|
|
fail:
|
|
return ret;
|
|
}
|
|
|
|
static int rmi_f34v7_enter_flash_prog(struct f34_data *f34)
|
|
{
|
|
int ret;
|
|
|
|
f34->fn->rmi_dev->driver->set_irq_bits(f34->fn->rmi_dev, f34->fn->irq_mask);
|
|
|
|
ret = rmi_f34v7_read_flash_status(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
if (f34->v7.in_bl_mode)
|
|
return 0;
|
|
|
|
init_completion(&f34->v7.cmd_done);
|
|
|
|
ret = rmi_f34v7_write_command(f34, v7_CMD_ENABLE_FLASH_PROG);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = rmi_f34v7_wait_for_idle(f34, F34_ENABLE_WAIT_MS);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int rmi_f34v7_start_reflash(struct f34_data *f34, const struct firmware *fw)
|
|
{
|
|
int ret = 0;
|
|
|
|
f34->fn->rmi_dev->driver->set_irq_bits(f34->fn->rmi_dev, f34->fn->irq_mask);
|
|
|
|
f34->v7.config_area = v7_UI_CONFIG_AREA;
|
|
f34->v7.image = fw->data;
|
|
|
|
ret = rmi_f34v7_parse_image_info(f34);
|
|
if (ret < 0)
|
|
goto exit;
|
|
|
|
if (!f34->v7.force_update && f34->v7.new_partition_table) {
|
|
dev_err(&f34->fn->dev, "%s: Partition table mismatch\n",
|
|
__func__);
|
|
ret = -EINVAL;
|
|
goto exit;
|
|
}
|
|
|
|
dev_info(&f34->fn->dev, "Firmware image OK\n");
|
|
|
|
ret = rmi_f34v7_read_flash_status(f34);
|
|
if (ret < 0)
|
|
goto exit;
|
|
|
|
if (f34->v7.in_bl_mode) {
|
|
dev_info(&f34->fn->dev, "%s: Device in bootloader mode\n",
|
|
__func__);
|
|
}
|
|
|
|
rmi_f34v7_enter_flash_prog(f34);
|
|
|
|
return 0;
|
|
|
|
exit:
|
|
return ret;
|
|
}
|
|
|
|
int rmi_f34v7_probe(struct f34_data *f34)
|
|
{
|
|
int ret;
|
|
|
|
/* Read bootloader version */
|
|
ret = rmi_read_block(f34->fn->rmi_dev,
|
|
f34->fn->fd.query_base_addr + V7_BOOTLOADER_ID_OFFSET,
|
|
f34->bootloader_id,
|
|
sizeof(f34->bootloader_id));
|
|
if (ret < 0) {
|
|
dev_err(&f34->fn->dev, "%s: Failed to read bootloader ID\n",
|
|
__func__);
|
|
return ret;
|
|
}
|
|
|
|
if (f34->bootloader_id[1] == '5') {
|
|
f34->bl_version = 5;
|
|
} else if (f34->bootloader_id[1] == '6') {
|
|
f34->bl_version = 6;
|
|
} else if (f34->bootloader_id[1] == 7) {
|
|
f34->bl_version = 7;
|
|
} else {
|
|
dev_err(&f34->fn->dev, "%s: Unrecognized bootloader version\n",
|
|
__func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
memset(&f34->v7.blkcount, 0x00, sizeof(f34->v7.blkcount));
|
|
memset(&f34->v7.phyaddr, 0x00, sizeof(f34->v7.phyaddr));
|
|
|
|
init_completion(&f34->v7.cmd_done);
|
|
|
|
ret = rmi_f34v7_read_queries(f34);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
f34->v7.force_update = true;
|
|
return 0;
|
|
}
|