source "drivers/misc/c2port/Kconfig"
source "drivers/misc/eeprom/Kconfig"
source "drivers/misc/cb710/Kconfig"
-source "drivers/misc/iwmc3200top/Kconfig"
source "drivers/misc/ti-st/Kconfig"
source "drivers/misc/lis3lv02d/Kconfig"
source "drivers/misc/carma/Kconfig"
obj-$(CONFIG_DS1682) += ds1682.o
obj-$(CONFIG_TI_DAC7512) += ti_dac7512.o
obj-$(CONFIG_C2PORT) += c2port/
-obj-$(CONFIG_IWMC3200TOP) += iwmc3200top/
obj-$(CONFIG_HMC6352) += hmc6352.o
obj-y += eeprom/
obj-y += cb710/
+++ /dev/null
-config IWMC3200TOP
- tristate "Intel Wireless MultiCom Top Driver"
- depends on MMC && EXPERIMENTAL
- select FW_LOADER
- ---help---
- Intel Wireless MultiCom 3200 Top driver is responsible for
- for firmware load and enabled coms enumeration
-
-config IWMC3200TOP_DEBUG
- bool "Enable full debug output of iwmc3200top Driver"
- depends on IWMC3200TOP
- ---help---
- Enable full debug output of iwmc3200top Driver
-
-config IWMC3200TOP_DEBUGFS
- bool "Enable Debugfs debugging interface for iwmc3200top"
- depends on IWMC3200TOP
- ---help---
- Enable creation of debugfs files for iwmc3200top
-
+++ /dev/null
-# iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
-# drivers/misc/iwmc3200top/Makefile
-#
-# Copyright (C) 2009 Intel Corporation. All rights reserved.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License version
-# 2 as published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-# 02110-1301, USA.
-#
-#
-# Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
-# -
-#
-#
-
-obj-$(CONFIG_IWMC3200TOP) += iwmc3200top.o
-iwmc3200top-objs := main.o fw-download.o
-iwmc3200top-$(CONFIG_IWMC3200TOP_DEBUG) += log.o
-iwmc3200top-$(CONFIG_IWMC3200TOP_DEBUGFS) += debugfs.o
+++ /dev/null
-/*
- * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
- * drivers/misc/iwmc3200top/debufs.c
- *
- * Copyright (C) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
- * -
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/string.h>
-#include <linux/ctype.h>
-#include <linux/mmc/sdio_func.h>
-#include <linux/mmc/sdio.h>
-#include <linux/debugfs.h>
-
-#include "iwmc3200top.h"
-#include "fw-msg.h"
-#include "log.h"
-#include "debugfs.h"
-
-
-
-/* Constants definition */
-#define HEXADECIMAL_RADIX 16
-
-/* Functions definition */
-
-
-#define DEBUGFS_ADD(name, parent) do { \
- dbgfs->dbgfs_##parent##_files.file_##name = \
- debugfs_create_file(#name, 0644, dbgfs->dir_##parent, priv, \
- &iwmct_dbgfs_##name##_ops); \
-} while (0)
-
-#define DEBUGFS_RM(name) do { \
- debugfs_remove(name); \
- name = NULL; \
-} while (0)
-
-#define DEBUGFS_READ_FUNC(name) \
-ssize_t iwmct_dbgfs_##name##_read(struct file *file, \
- char __user *user_buf, \
- size_t count, loff_t *ppos);
-
-#define DEBUGFS_WRITE_FUNC(name) \
-ssize_t iwmct_dbgfs_##name##_write(struct file *file, \
- const char __user *user_buf, \
- size_t count, loff_t *ppos);
-
-#define DEBUGFS_READ_FILE_OPS(name) \
- DEBUGFS_READ_FUNC(name) \
- static const struct file_operations iwmct_dbgfs_##name##_ops = { \
- .read = iwmct_dbgfs_##name##_read, \
- .open = iwmct_dbgfs_open_file_generic, \
- .llseek = generic_file_llseek, \
- };
-
-#define DEBUGFS_WRITE_FILE_OPS(name) \
- DEBUGFS_WRITE_FUNC(name) \
- static const struct file_operations iwmct_dbgfs_##name##_ops = { \
- .write = iwmct_dbgfs_##name##_write, \
- .open = iwmct_dbgfs_open_file_generic, \
- .llseek = generic_file_llseek, \
- };
-
-#define DEBUGFS_READ_WRITE_FILE_OPS(name) \
- DEBUGFS_READ_FUNC(name) \
- DEBUGFS_WRITE_FUNC(name) \
- static const struct file_operations iwmct_dbgfs_##name##_ops = {\
- .write = iwmct_dbgfs_##name##_write, \
- .read = iwmct_dbgfs_##name##_read, \
- .open = iwmct_dbgfs_open_file_generic, \
- .llseek = generic_file_llseek, \
- };
-
-
-/* Debugfs file ops definitions */
-
-/*
- * Create the debugfs files and directories
- *
- */
-void iwmct_dbgfs_register(struct iwmct_priv *priv, const char *name)
-{
- struct iwmct_debugfs *dbgfs;
-
- dbgfs = kzalloc(sizeof(struct iwmct_debugfs), GFP_KERNEL);
- if (!dbgfs) {
- LOG_ERROR(priv, DEBUGFS, "failed to allocate %zd bytes\n",
- sizeof(struct iwmct_debugfs));
- return;
- }
-
- priv->dbgfs = dbgfs;
- dbgfs->name = name;
- dbgfs->dir_drv = debugfs_create_dir(name, NULL);
- if (!dbgfs->dir_drv) {
- LOG_ERROR(priv, DEBUGFS, "failed to create debugfs dir\n");
- return;
- }
-
- return;
-}
-
-/**
- * Remove the debugfs files and directories
- *
- */
-void iwmct_dbgfs_unregister(struct iwmct_debugfs *dbgfs)
-{
- if (!dbgfs)
- return;
-
- DEBUGFS_RM(dbgfs->dir_drv);
- kfree(dbgfs);
- dbgfs = NULL;
-}
-
+++ /dev/null
-/*
- * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
- * drivers/misc/iwmc3200top/debufs.h
- *
- * Copyright (C) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
- * -
- *
- */
-
-#ifndef __DEBUGFS_H__
-#define __DEBUGFS_H__
-
-
-#ifdef CONFIG_IWMC3200TOP_DEBUGFS
-
-struct iwmct_debugfs {
- const char *name;
- struct dentry *dir_drv;
- struct dir_drv_files {
- } dbgfs_drv_files;
-};
-
-void iwmct_dbgfs_register(struct iwmct_priv *priv, const char *name);
-void iwmct_dbgfs_unregister(struct iwmct_debugfs *dbgfs);
-
-#else /* CONFIG_IWMC3200TOP_DEBUGFS */
-
-struct iwmct_debugfs;
-
-static inline void
-iwmct_dbgfs_register(struct iwmct_priv *priv, const char *name)
-{}
-
-static inline void
-iwmct_dbgfs_unregister(struct iwmct_debugfs *dbgfs)
-{}
-
-#endif /* CONFIG_IWMC3200TOP_DEBUGFS */
-
-#endif /* __DEBUGFS_H__ */
-
+++ /dev/null
-/*
- * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
- * drivers/misc/iwmc3200top/fw-download.c
- *
- * Copyright (C) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
- * -
- *
- */
-
-#include <linux/firmware.h>
-#include <linux/mmc/sdio_func.h>
-#include <linux/slab.h>
-#include <asm/unaligned.h>
-
-#include "iwmc3200top.h"
-#include "log.h"
-#include "fw-msg.h"
-
-#define CHECKSUM_BYTES_NUM sizeof(u32)
-
-/**
- init parser struct with file
- */
-static int iwmct_fw_parser_init(struct iwmct_priv *priv, const u8 *file,
- size_t file_size, size_t block_size)
-{
- struct iwmct_parser *parser = &priv->parser;
- struct iwmct_fw_hdr *fw_hdr = &parser->versions;
-
- LOG_TRACE(priv, FW_DOWNLOAD, "-->\n");
-
- LOG_INFO(priv, FW_DOWNLOAD, "file_size=%zd\n", file_size);
-
- parser->file = file;
- parser->file_size = file_size;
- parser->cur_pos = 0;
- parser->entry_point = 0;
- parser->buf = kzalloc(block_size, GFP_KERNEL);
- if (!parser->buf) {
- LOG_ERROR(priv, FW_DOWNLOAD, "kzalloc error\n");
- return -ENOMEM;
- }
- parser->buf_size = block_size;
-
- /* extract fw versions */
- memcpy(fw_hdr, parser->file, sizeof(struct iwmct_fw_hdr));
- LOG_INFO(priv, FW_DOWNLOAD, "fw versions are:\n"
- "top %u.%u.%u gps %u.%u.%u bt %u.%u.%u tic %s\n",
- fw_hdr->top_major, fw_hdr->top_minor, fw_hdr->top_revision,
- fw_hdr->gps_major, fw_hdr->gps_minor, fw_hdr->gps_revision,
- fw_hdr->bt_major, fw_hdr->bt_minor, fw_hdr->bt_revision,
- fw_hdr->tic_name);
-
- parser->cur_pos += sizeof(struct iwmct_fw_hdr);
-
- LOG_TRACE(priv, FW_DOWNLOAD, "<--\n");
- return 0;
-}
-
-static bool iwmct_checksum(struct iwmct_priv *priv)
-{
- struct iwmct_parser *parser = &priv->parser;
- __le32 *file = (__le32 *)parser->file;
- int i, pad, steps;
- u32 accum = 0;
- u32 checksum;
- u32 mask = 0xffffffff;
-
- pad = (parser->file_size - CHECKSUM_BYTES_NUM) % 4;
- steps = (parser->file_size - CHECKSUM_BYTES_NUM) / 4;
-
- LOG_INFO(priv, FW_DOWNLOAD, "pad=%d steps=%d\n", pad, steps);
-
- for (i = 0; i < steps; i++)
- accum += le32_to_cpu(file[i]);
-
- if (pad) {
- mask <<= 8 * (4 - pad);
- accum += le32_to_cpu(file[steps]) & mask;
- }
-
- checksum = get_unaligned_le32((__le32 *)(parser->file +
- parser->file_size - CHECKSUM_BYTES_NUM));
-
- LOG_INFO(priv, FW_DOWNLOAD,
- "compare checksum accum=0x%x to checksum=0x%x\n",
- accum, checksum);
-
- return checksum == accum;
-}
-
-static int iwmct_parse_next_section(struct iwmct_priv *priv, const u8 **p_sec,
- size_t *sec_size, __le32 *sec_addr)
-{
- struct iwmct_parser *parser = &priv->parser;
- struct iwmct_dbg *dbg = &priv->dbg;
- struct iwmct_fw_sec_hdr *sec_hdr;
-
- LOG_TRACE(priv, FW_DOWNLOAD, "-->\n");
-
- while (parser->cur_pos + sizeof(struct iwmct_fw_sec_hdr)
- <= parser->file_size) {
-
- sec_hdr = (struct iwmct_fw_sec_hdr *)
- (parser->file + parser->cur_pos);
- parser->cur_pos += sizeof(struct iwmct_fw_sec_hdr);
-
- LOG_INFO(priv, FW_DOWNLOAD,
- "sec hdr: type=%s addr=0x%x size=%d\n",
- sec_hdr->type, sec_hdr->target_addr,
- sec_hdr->data_size);
-
- if (strcmp(sec_hdr->type, "ENT") == 0)
- parser->entry_point = le32_to_cpu(sec_hdr->target_addr);
- else if (strcmp(sec_hdr->type, "LBL") == 0)
- strcpy(dbg->label_fw, parser->file + parser->cur_pos);
- else if (((strcmp(sec_hdr->type, "TOP") == 0) &&
- (priv->barker & BARKER_DNLOAD_TOP_MSK)) ||
- ((strcmp(sec_hdr->type, "GPS") == 0) &&
- (priv->barker & BARKER_DNLOAD_GPS_MSK)) ||
- ((strcmp(sec_hdr->type, "BTH") == 0) &&
- (priv->barker & BARKER_DNLOAD_BT_MSK))) {
- *sec_addr = sec_hdr->target_addr;
- *sec_size = le32_to_cpu(sec_hdr->data_size);
- *p_sec = parser->file + parser->cur_pos;
- parser->cur_pos += le32_to_cpu(sec_hdr->data_size);
- return 1;
- } else if (strcmp(sec_hdr->type, "LOG") != 0)
- LOG_WARNING(priv, FW_DOWNLOAD,
- "skipping section type %s\n",
- sec_hdr->type);
-
- parser->cur_pos += le32_to_cpu(sec_hdr->data_size);
- LOG_INFO(priv, FW_DOWNLOAD,
- "finished with section cur_pos=%zd\n", parser->cur_pos);
- }
-
- LOG_TRACE(priv, INIT, "<--\n");
- return 0;
-}
-
-static int iwmct_download_section(struct iwmct_priv *priv, const u8 *p_sec,
- size_t sec_size, __le32 addr)
-{
- struct iwmct_parser *parser = &priv->parser;
- struct iwmct_fw_load_hdr *hdr = (struct iwmct_fw_load_hdr *)parser->buf;
- const u8 *cur_block = p_sec;
- size_t sent = 0;
- int cnt = 0;
- int ret = 0;
- u32 cmd = 0;
-
- LOG_TRACE(priv, FW_DOWNLOAD, "-->\n");
- LOG_INFO(priv, FW_DOWNLOAD, "Download address 0x%x size 0x%zx\n",
- addr, sec_size);
-
- while (sent < sec_size) {
- int i;
- u32 chksm = 0;
- u32 reset = atomic_read(&priv->reset);
- /* actual FW data */
- u32 data_size = min(parser->buf_size - sizeof(*hdr),
- sec_size - sent);
- /* Pad to block size */
- u32 trans_size = (data_size + sizeof(*hdr) +
- IWMC_SDIO_BLK_SIZE - 1) &
- ~(IWMC_SDIO_BLK_SIZE - 1);
- ++cnt;
-
- /* in case of reset, interrupt FW DOWNLAOD */
- if (reset) {
- LOG_INFO(priv, FW_DOWNLOAD,
- "Reset detected. Abort FW download!!!");
- ret = -ECANCELED;
- goto exit;
- }
-
- memset(parser->buf, 0, parser->buf_size);
- cmd |= IWMC_OPCODE_WRITE << CMD_HDR_OPCODE_POS;
- cmd |= IWMC_CMD_SIGNATURE << CMD_HDR_SIGNATURE_POS;
- cmd |= (priv->dbg.direct ? 1 : 0) << CMD_HDR_DIRECT_ACCESS_POS;
- cmd |= (priv->dbg.checksum ? 1 : 0) << CMD_HDR_USE_CHECKSUM_POS;
- hdr->data_size = cpu_to_le32(data_size);
- hdr->target_addr = addr;
-
- /* checksum is allowed for sizes divisible by 4 */
- if (data_size & 0x3)
- cmd &= ~CMD_HDR_USE_CHECKSUM_MSK;
-
- memcpy(hdr->data, cur_block, data_size);
-
-
- if (cmd & CMD_HDR_USE_CHECKSUM_MSK) {
-
- chksm = data_size + le32_to_cpu(addr) + cmd;
- for (i = 0; i < data_size >> 2; i++)
- chksm += ((u32 *)cur_block)[i];
-
- hdr->block_chksm = cpu_to_le32(chksm);
- LOG_INFO(priv, FW_DOWNLOAD, "Checksum = 0x%X\n",
- hdr->block_chksm);
- }
-
- LOG_INFO(priv, FW_DOWNLOAD, "trans#%d, len=%d, sent=%zd, "
- "sec_size=%zd, startAddress 0x%X\n",
- cnt, trans_size, sent, sec_size, addr);
-
- if (priv->dbg.dump)
- LOG_HEXDUMP(FW_DOWNLOAD, parser->buf, trans_size);
-
-
- hdr->cmd = cpu_to_le32(cmd);
- /* send it down */
- /* TODO: add more proper sending and error checking */
- ret = iwmct_tx(priv, parser->buf, trans_size);
- if (ret != 0) {
- LOG_INFO(priv, FW_DOWNLOAD,
- "iwmct_tx returned %d\n", ret);
- goto exit;
- }
-
- addr = cpu_to_le32(le32_to_cpu(addr) + data_size);
- sent += data_size;
- cur_block = p_sec + sent;
-
- if (priv->dbg.blocks && (cnt + 1) >= priv->dbg.blocks) {
- LOG_INFO(priv, FW_DOWNLOAD,
- "Block number limit is reached [%d]\n",
- priv->dbg.blocks);
- break;
- }
- }
-
- if (sent < sec_size)
- ret = -EINVAL;
-exit:
- LOG_TRACE(priv, FW_DOWNLOAD, "<--\n");
- return ret;
-}
-
-static int iwmct_kick_fw(struct iwmct_priv *priv, bool jump)
-{
- struct iwmct_parser *parser = &priv->parser;
- struct iwmct_fw_load_hdr *hdr = (struct iwmct_fw_load_hdr *)parser->buf;
- int ret;
- u32 cmd;
-
- LOG_TRACE(priv, FW_DOWNLOAD, "-->\n");
-
- memset(parser->buf, 0, parser->buf_size);
- cmd = IWMC_CMD_SIGNATURE << CMD_HDR_SIGNATURE_POS;
- if (jump) {
- cmd |= IWMC_OPCODE_JUMP << CMD_HDR_OPCODE_POS;
- hdr->target_addr = cpu_to_le32(parser->entry_point);
- LOG_INFO(priv, FW_DOWNLOAD, "jump address 0x%x\n",
- parser->entry_point);
- } else {
- cmd |= IWMC_OPCODE_LAST_COMMAND << CMD_HDR_OPCODE_POS;
- LOG_INFO(priv, FW_DOWNLOAD, "last command\n");
- }
-
- hdr->cmd = cpu_to_le32(cmd);
-
- LOG_HEXDUMP(FW_DOWNLOAD, parser->buf, sizeof(*hdr));
- /* send it down */
- /* TODO: add more proper sending and error checking */
- ret = iwmct_tx(priv, parser->buf, IWMC_SDIO_BLK_SIZE);
- if (ret)
- LOG_INFO(priv, FW_DOWNLOAD, "iwmct_tx returned %d", ret);
-
- LOG_TRACE(priv, FW_DOWNLOAD, "<--\n");
- return 0;
-}
-
-int iwmct_fw_load(struct iwmct_priv *priv)
-{
- const u8 *fw_name = FW_NAME(FW_API_VER);
- const struct firmware *raw;
- const u8 *pdata;
- size_t len;
- __le32 addr;
- int ret;
-
-
- LOG_INFO(priv, FW_DOWNLOAD, "barker download request 0x%x is:\n",
- priv->barker);
- LOG_INFO(priv, FW_DOWNLOAD, "******* Top FW %s requested ********\n",
- (priv->barker & BARKER_DNLOAD_TOP_MSK) ? "was" : "not");
- LOG_INFO(priv, FW_DOWNLOAD, "******* GPS FW %s requested ********\n",
- (priv->barker & BARKER_DNLOAD_GPS_MSK) ? "was" : "not");
- LOG_INFO(priv, FW_DOWNLOAD, "******* BT FW %s requested ********\n",
- (priv->barker & BARKER_DNLOAD_BT_MSK) ? "was" : "not");
-
-
- /* get the firmware */
- ret = request_firmware(&raw, fw_name, &priv->func->dev);
- if (ret < 0) {
- LOG_ERROR(priv, FW_DOWNLOAD, "%s request_firmware failed %d\n",
- fw_name, ret);
- goto exit;
- }
-
- if (raw->size < sizeof(struct iwmct_fw_sec_hdr)) {
- LOG_ERROR(priv, FW_DOWNLOAD, "%s smaller then (%zd) (%zd)\n",
- fw_name, sizeof(struct iwmct_fw_sec_hdr), raw->size);
- goto exit;
- }
-
- LOG_INFO(priv, FW_DOWNLOAD, "Read firmware '%s'\n", fw_name);
-
- /* clear parser struct */
- ret = iwmct_fw_parser_init(priv, raw->data, raw->size, priv->trans_len);
- if (ret < 0) {
- LOG_ERROR(priv, FW_DOWNLOAD,
- "iwmct_parser_init failed: Reason %d\n", ret);
- goto exit;
- }
-
- if (!iwmct_checksum(priv)) {
- LOG_ERROR(priv, FW_DOWNLOAD, "checksum error\n");
- ret = -EINVAL;
- goto exit;
- }
-
- /* download firmware to device */
- while (iwmct_parse_next_section(priv, &pdata, &len, &addr)) {
- ret = iwmct_download_section(priv, pdata, len, addr);
- if (ret) {
- LOG_ERROR(priv, FW_DOWNLOAD,
- "%s download section failed\n", fw_name);
- goto exit;
- }
- }
-
- ret = iwmct_kick_fw(priv, !!(priv->barker & BARKER_DNLOAD_JUMP_MSK));
-
-exit:
- kfree(priv->parser.buf);
- release_firmware(raw);
- return ret;
-}
+++ /dev/null
-/*
- * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
- * drivers/misc/iwmc3200top/fw-msg.h
- *
- * Copyright (C) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
- * -
- *
- */
-
-#ifndef __FWMSG_H__
-#define __FWMSG_H__
-
-#define COMM_TYPE_D2H 0xFF
-#define COMM_TYPE_H2D 0xEE
-
-#define COMM_CATEGORY_OPERATIONAL 0x00
-#define COMM_CATEGORY_DEBUG 0x01
-#define COMM_CATEGORY_TESTABILITY 0x02
-#define COMM_CATEGORY_DIAGNOSTICS 0x03
-
-#define OP_DBG_ZSTR_MSG cpu_to_le16(0x1A)
-
-#define FW_LOG_SRC_MAX 32
-#define FW_LOG_SRC_ALL 255
-
-#define FW_STRING_TABLE_ADDR cpu_to_le32(0x0C000000)
-
-#define CMD_DBG_LOG_LEVEL cpu_to_le16(0x0001)
-#define CMD_TST_DEV_RESET cpu_to_le16(0x0060)
-#define CMD_TST_FUNC_RESET cpu_to_le16(0x0062)
-#define CMD_TST_IFACE_RESET cpu_to_le16(0x0064)
-#define CMD_TST_CPU_UTILIZATION cpu_to_le16(0x0065)
-#define CMD_TST_TOP_DEEP_SLEEP cpu_to_le16(0x0080)
-#define CMD_TST_WAKEUP cpu_to_le16(0x0081)
-#define CMD_TST_FUNC_WAKEUP cpu_to_le16(0x0082)
-#define CMD_TST_FUNC_DEEP_SLEEP_REQUEST cpu_to_le16(0x0083)
-#define CMD_TST_GET_MEM_DUMP cpu_to_le16(0x0096)
-
-#define OP_OPR_ALIVE cpu_to_le16(0x0010)
-#define OP_OPR_CMD_ACK cpu_to_le16(0x001F)
-#define OP_OPR_CMD_NACK cpu_to_le16(0x0020)
-#define OP_TST_MEM_DUMP cpu_to_le16(0x0043)
-
-#define CMD_FLAG_PADDING_256 0x80
-
-#define FW_HCMD_BLOCK_SIZE 256
-
-struct msg_hdr {
- u8 type;
- u8 category;
- __le16 opcode;
- u8 seqnum;
- u8 flags;
- __le16 length;
-} __attribute__((__packed__));
-
-struct log_hdr {
- __le32 timestamp;
- u8 severity;
- u8 logsource;
- __le16 reserved;
-} __attribute__((__packed__));
-
-struct mdump_hdr {
- u8 dmpid;
- u8 frag;
- __le16 size;
- __le32 addr;
-} __attribute__((__packed__));
-
-struct top_msg {
- struct msg_hdr hdr;
- union {
- /* D2H messages */
- struct {
- struct log_hdr log_hdr;
- u8 data[1];
- } __attribute__((__packed__)) log;
-
- struct {
- struct log_hdr log_hdr;
- struct mdump_hdr md_hdr;
- u8 data[1];
- } __attribute__((__packed__)) mdump;
-
- /* H2D messages */
- struct {
- u8 logsource;
- u8 sevmask;
- } __attribute__((__packed__)) logdefs[FW_LOG_SRC_MAX];
- struct mdump_hdr mdump_req;
- } u;
-} __attribute__((__packed__));
-
-
-#endif /* __FWMSG_H__ */
+++ /dev/null
-/*
- * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
- * drivers/misc/iwmc3200top/iwmc3200top.h
- *
- * Copyright (C) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
- * -
- *
- */
-
-#ifndef __IWMC3200TOP_H__
-#define __IWMC3200TOP_H__
-
-#include <linux/workqueue.h>
-
-#define DRV_NAME "iwmc3200top"
-#define FW_API_VER 1
-#define _FW_NAME(api) DRV_NAME "." #api ".fw"
-#define FW_NAME(api) _FW_NAME(api)
-
-#define IWMC_SDIO_BLK_SIZE 256
-#define IWMC_DEFAULT_TR_BLK 64
-#define IWMC_SDIO_DATA_ADDR 0x0
-#define IWMC_SDIO_INTR_ENABLE_ADDR 0x14
-#define IWMC_SDIO_INTR_STATUS_ADDR 0x13
-#define IWMC_SDIO_INTR_CLEAR_ADDR 0x13
-#define IWMC_SDIO_INTR_GET_SIZE_ADDR 0x2C
-
-#define COMM_HUB_HEADER_LENGTH 16
-#define LOGGER_HEADER_LENGTH 10
-
-
-#define BARKER_DNLOAD_BT_POS 0
-#define BARKER_DNLOAD_BT_MSK BIT(BARKER_DNLOAD_BT_POS)
-#define BARKER_DNLOAD_GPS_POS 1
-#define BARKER_DNLOAD_GPS_MSK BIT(BARKER_DNLOAD_GPS_POS)
-#define BARKER_DNLOAD_TOP_POS 2
-#define BARKER_DNLOAD_TOP_MSK BIT(BARKER_DNLOAD_TOP_POS)
-#define BARKER_DNLOAD_RESERVED1_POS 3
-#define BARKER_DNLOAD_RESERVED1_MSK BIT(BARKER_DNLOAD_RESERVED1_POS)
-#define BARKER_DNLOAD_JUMP_POS 4
-#define BARKER_DNLOAD_JUMP_MSK BIT(BARKER_DNLOAD_JUMP_POS)
-#define BARKER_DNLOAD_SYNC_POS 5
-#define BARKER_DNLOAD_SYNC_MSK BIT(BARKER_DNLOAD_SYNC_POS)
-#define BARKER_DNLOAD_RESERVED2_POS 6
-#define BARKER_DNLOAD_RESERVED2_MSK (0x3 << BARKER_DNLOAD_RESERVED2_POS)
-#define BARKER_DNLOAD_BARKER_POS 8
-#define BARKER_DNLOAD_BARKER_MSK (0xffffff << BARKER_DNLOAD_BARKER_POS)
-
-#define IWMC_BARKER_REBOOT (0xdeadbe << BARKER_DNLOAD_BARKER_POS)
-/* whole field barker */
-#define IWMC_BARKER_ACK 0xfeedbabe
-
-#define IWMC_CMD_SIGNATURE 0xcbbc
-
-#define CMD_HDR_OPCODE_POS 0
-#define CMD_HDR_OPCODE_MSK_MSK (0xf << CMD_HDR_OPCODE_MSK_POS)
-#define CMD_HDR_RESPONSE_CODE_POS 4
-#define CMD_HDR_RESPONSE_CODE_MSK (0xf << CMD_HDR_RESPONSE_CODE_POS)
-#define CMD_HDR_USE_CHECKSUM_POS 8
-#define CMD_HDR_USE_CHECKSUM_MSK BIT(CMD_HDR_USE_CHECKSUM_POS)
-#define CMD_HDR_RESPONSE_REQUIRED_POS 9
-#define CMD_HDR_RESPONSE_REQUIRED_MSK BIT(CMD_HDR_RESPONSE_REQUIRED_POS)
-#define CMD_HDR_DIRECT_ACCESS_POS 10
-#define CMD_HDR_DIRECT_ACCESS_MSK BIT(CMD_HDR_DIRECT_ACCESS_POS)
-#define CMD_HDR_RESERVED_POS 11
-#define CMD_HDR_RESERVED_MSK BIT(0x1f << CMD_HDR_RESERVED_POS)
-#define CMD_HDR_SIGNATURE_POS 16
-#define CMD_HDR_SIGNATURE_MSK BIT(0xffff << CMD_HDR_SIGNATURE_POS)
-
-enum {
- IWMC_OPCODE_PING = 0,
- IWMC_OPCODE_READ = 1,
- IWMC_OPCODE_WRITE = 2,
- IWMC_OPCODE_JUMP = 3,
- IWMC_OPCODE_REBOOT = 4,
- IWMC_OPCODE_PERSISTENT_WRITE = 5,
- IWMC_OPCODE_PERSISTENT_READ = 6,
- IWMC_OPCODE_READ_MODIFY_WRITE = 7,
- IWMC_OPCODE_LAST_COMMAND = 15
-};
-
-struct iwmct_fw_load_hdr {
- __le32 cmd;
- __le32 target_addr;
- __le32 data_size;
- __le32 block_chksm;
- u8 data[0];
-};
-
-/**
- * struct iwmct_fw_hdr
- * holds all sw components versions
- */
-struct iwmct_fw_hdr {
- u8 top_major;
- u8 top_minor;
- u8 top_revision;
- u8 gps_major;
- u8 gps_minor;
- u8 gps_revision;
- u8 bt_major;
- u8 bt_minor;
- u8 bt_revision;
- u8 tic_name[31];
-};
-
-/**
- * struct iwmct_fw_sec_hdr
- * @type: function type
- * @data_size: section's data size
- * @target_addr: download address
- */
-struct iwmct_fw_sec_hdr {
- u8 type[4];
- __le32 data_size;
- __le32 target_addr;
-};
-
-/**
- * struct iwmct_parser
- * @file: fw image
- * @file_size: fw size
- * @cur_pos: position in file
- * @buf: temp buf for download
- * @buf_size: size of buf
- * @entry_point: address to jump in fw kick-off
- */
-struct iwmct_parser {
- const u8 *file;
- size_t file_size;
- size_t cur_pos;
- u8 *buf;
- size_t buf_size;
- u32 entry_point;
- struct iwmct_fw_hdr versions;
-};
-
-
-struct iwmct_work_struct {
- struct list_head list;
- ssize_t iosize;
-};
-
-struct iwmct_dbg {
- int blocks;
- bool dump;
- bool jump;
- bool direct;
- bool checksum;
- bool fw_download;
- int block_size;
- int download_trans_blks;
-
- char label_fw[256];
-};
-
-struct iwmct_debugfs;
-
-struct iwmct_priv {
- struct sdio_func *func;
- struct iwmct_debugfs *dbgfs;
- struct iwmct_parser parser;
- atomic_t reset;
- atomic_t dev_sync;
- u32 trans_len;
- u32 barker;
- struct iwmct_dbg dbg;
-
- /* drivers work items */
- struct work_struct bus_rescan_worker;
- struct work_struct isr_worker;
-
- /* drivers wait queue */
- wait_queue_head_t wait_q;
-
- /* rx request list */
- struct list_head read_req_list;
-};
-
-extern int iwmct_tx(struct iwmct_priv *priv, void *src, int count);
-extern int iwmct_fw_load(struct iwmct_priv *priv);
-
-extern void iwmct_dbg_init_params(struct iwmct_priv *drv);
-extern void iwmct_dbg_init_drv_attrs(struct device_driver *drv);
-extern void iwmct_dbg_remove_drv_attrs(struct device_driver *drv);
-extern int iwmct_send_hcmd(struct iwmct_priv *priv, u8 *cmd, u16 len);
-
-#endif /* __IWMC3200TOP_H__ */
+++ /dev/null
-/*
- * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
- * drivers/misc/iwmc3200top/log.c
- *
- * Copyright (C) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
- * -
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/mmc/sdio_func.h>
-#include <linux/slab.h>
-#include <linux/ctype.h>
-#include "fw-msg.h"
-#include "iwmc3200top.h"
-#include "log.h"
-
-/* Maximal hexadecimal string size of the FW memdump message */
-#define LOG_MSG_SIZE_MAX 12400
-
-/* iwmct_logdefs is a global used by log macros */
-u8 iwmct_logdefs[LOG_SRC_MAX];
-static u8 iwmct_fw_logdefs[FW_LOG_SRC_MAX];
-
-
-static int _log_set_log_filter(u8 *logdefs, int size, u8 src, u8 logmask)
-{
- int i;
-
- if (src < size)
- logdefs[src] = logmask;
- else if (src == LOG_SRC_ALL)
- for (i = 0; i < size; i++)
- logdefs[i] = logmask;
- else
- return -1;
-
- return 0;
-}
-
-
-int iwmct_log_set_filter(u8 src, u8 logmask)
-{
- return _log_set_log_filter(iwmct_logdefs, LOG_SRC_MAX, src, logmask);
-}
-
-
-int iwmct_log_set_fw_filter(u8 src, u8 logmask)
-{
- return _log_set_log_filter(iwmct_fw_logdefs,
- FW_LOG_SRC_MAX, src, logmask);
-}
-
-
-static int log_msg_format_hex(char *str, int slen, u8 *ibuf,
- int ilen, char *pref)
-{
- int pos = 0;
- int i;
- int len;
-
- for (pos = 0, i = 0; pos < slen - 2 && pref[i] != '\0'; i++, pos++)
- str[pos] = pref[i];
-
- for (i = 0; pos < slen - 2 && i < ilen; pos += len, i++)
- len = snprintf(&str[pos], slen - pos - 1, " %2.2X", ibuf[i]);
-
- if (i < ilen)
- return -1;
-
- return 0;
-}
-
-/* NOTE: This function is not thread safe.
- Currently it's called only from sdio rx worker - no race there
-*/
-void iwmct_log_top_message(struct iwmct_priv *priv, u8 *buf, int len)
-{
- struct top_msg *msg;
- static char logbuf[LOG_MSG_SIZE_MAX];
-
- msg = (struct top_msg *)buf;
-
- if (len < sizeof(msg->hdr) + sizeof(msg->u.log.log_hdr)) {
- LOG_ERROR(priv, FW_MSG, "Log message from TOP "
- "is too short %d (expected %zd)\n",
- len, sizeof(msg->hdr) + sizeof(msg->u.log.log_hdr));
- return;
- }
-
- if (!(iwmct_fw_logdefs[msg->u.log.log_hdr.logsource] &
- BIT(msg->u.log.log_hdr.severity)) ||
- !(iwmct_logdefs[LOG_SRC_FW_MSG] & BIT(msg->u.log.log_hdr.severity)))
- return;
-
- switch (msg->hdr.category) {
- case COMM_CATEGORY_TESTABILITY:
- if (!(iwmct_logdefs[LOG_SRC_TST] &
- BIT(msg->u.log.log_hdr.severity)))
- return;
- if (log_msg_format_hex(logbuf, LOG_MSG_SIZE_MAX, buf,
- le16_to_cpu(msg->hdr.length) +
- sizeof(msg->hdr), "<TST>"))
- LOG_WARNING(priv, TST,
- "TOP TST message is too long, truncating...");
- LOG_WARNING(priv, TST, "%s\n", logbuf);
- break;
- case COMM_CATEGORY_DEBUG:
- if (msg->hdr.opcode == OP_DBG_ZSTR_MSG)
- LOG_INFO(priv, FW_MSG, "%s %s", "<DBG>",
- ((u8 *)msg) + sizeof(msg->hdr)
- + sizeof(msg->u.log.log_hdr));
- else {
- if (log_msg_format_hex(logbuf, LOG_MSG_SIZE_MAX, buf,
- le16_to_cpu(msg->hdr.length)
- + sizeof(msg->hdr),
- "<DBG>"))
- LOG_WARNING(priv, FW_MSG,
- "TOP DBG message is too long,"
- "truncating...");
- LOG_WARNING(priv, FW_MSG, "%s\n", logbuf);
- }
- break;
- default:
- break;
- }
-}
-
-static int _log_get_filter_str(u8 *logdefs, int logdefsz, char *buf, int size)
-{
- int i, pos, len;
- for (i = 0, pos = 0; (pos < size-1) && (i < logdefsz); i++) {
- len = snprintf(&buf[pos], size - pos - 1, "0x%02X%02X,",
- i, logdefs[i]);
- pos += len;
- }
- buf[pos-1] = '\n';
- buf[pos] = '\0';
-
- if (i < logdefsz)
- return -1;
- return 0;
-}
-
-int log_get_filter_str(char *buf, int size)
-{
- return _log_get_filter_str(iwmct_logdefs, LOG_SRC_MAX, buf, size);
-}
-
-int log_get_fw_filter_str(char *buf, int size)
-{
- return _log_get_filter_str(iwmct_fw_logdefs, FW_LOG_SRC_MAX, buf, size);
-}
-
-#define HEXADECIMAL_RADIX 16
-#define LOG_SRC_FORMAT 7 /* log level is in format of "0xXXXX," */
-
-ssize_t show_iwmct_log_level(struct device *d,
- struct device_attribute *attr, char *buf)
-{
- struct iwmct_priv *priv = dev_get_drvdata(d);
- char *str_buf;
- int buf_size;
- ssize_t ret;
-
- buf_size = (LOG_SRC_FORMAT * LOG_SRC_MAX) + 1;
- str_buf = kzalloc(buf_size, GFP_KERNEL);
- if (!str_buf) {
- LOG_ERROR(priv, DEBUGFS,
- "failed to allocate %d bytes\n", buf_size);
- ret = -ENOMEM;
- goto exit;
- }
-
- if (log_get_filter_str(str_buf, buf_size) < 0) {
- ret = -EINVAL;
- goto exit;
- }
-
- ret = sprintf(buf, "%s", str_buf);
-
-exit:
- kfree(str_buf);
- return ret;
-}
-
-ssize_t store_iwmct_log_level(struct device *d,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct iwmct_priv *priv = dev_get_drvdata(d);
- char *token, *str_buf = NULL;
- long val;
- ssize_t ret = count;
- u8 src, mask;
-
- if (!count)
- goto exit;
-
- str_buf = kzalloc(count, GFP_KERNEL);
- if (!str_buf) {
- LOG_ERROR(priv, DEBUGFS,
- "failed to allocate %zd bytes\n", count);
- ret = -ENOMEM;
- goto exit;
- }
-
- memcpy(str_buf, buf, count);
-
- while ((token = strsep(&str_buf, ",")) != NULL) {
- while (isspace(*token))
- ++token;
- if (strict_strtol(token, HEXADECIMAL_RADIX, &val)) {
- LOG_ERROR(priv, DEBUGFS,
- "failed to convert string to long %s\n",
- token);
- ret = -EINVAL;
- goto exit;
- }
-
- mask = val & 0xFF;
- src = (val & 0XFF00) >> 8;
- iwmct_log_set_filter(src, mask);
- }
-
-exit:
- kfree(str_buf);
- return ret;
-}
-
-ssize_t show_iwmct_log_level_fw(struct device *d,
- struct device_attribute *attr, char *buf)
-{
- struct iwmct_priv *priv = dev_get_drvdata(d);
- char *str_buf;
- int buf_size;
- ssize_t ret;
-
- buf_size = (LOG_SRC_FORMAT * FW_LOG_SRC_MAX) + 2;
-
- str_buf = kzalloc(buf_size, GFP_KERNEL);
- if (!str_buf) {
- LOG_ERROR(priv, DEBUGFS,
- "failed to allocate %d bytes\n", buf_size);
- ret = -ENOMEM;
- goto exit;
- }
-
- if (log_get_fw_filter_str(str_buf, buf_size) < 0) {
- ret = -EINVAL;
- goto exit;
- }
-
- ret = sprintf(buf, "%s", str_buf);
-
-exit:
- kfree(str_buf);
- return ret;
-}
-
-ssize_t store_iwmct_log_level_fw(struct device *d,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct iwmct_priv *priv = dev_get_drvdata(d);
- struct top_msg cmd;
- char *token, *str_buf = NULL;
- ssize_t ret = count;
- u16 cmdlen = 0;
- int i;
- long val;
- u8 src, mask;
-
- if (!count)
- goto exit;
-
- str_buf = kzalloc(count, GFP_KERNEL);
- if (!str_buf) {
- LOG_ERROR(priv, DEBUGFS,
- "failed to allocate %zd bytes\n", count);
- ret = -ENOMEM;
- goto exit;
- }
-
- memcpy(str_buf, buf, count);
-
- cmd.hdr.type = COMM_TYPE_H2D;
- cmd.hdr.category = COMM_CATEGORY_DEBUG;
- cmd.hdr.opcode = CMD_DBG_LOG_LEVEL;
-
- for (i = 0; ((token = strsep(&str_buf, ",")) != NULL) &&
- (i < FW_LOG_SRC_MAX); i++) {
-
- while (isspace(*token))
- ++token;
-
- if (strict_strtol(token, HEXADECIMAL_RADIX, &val)) {
- LOG_ERROR(priv, DEBUGFS,
- "failed to convert string to long %s\n",
- token);
- ret = -EINVAL;
- goto exit;
- }
-
- mask = val & 0xFF; /* LSB */
- src = (val & 0XFF00) >> 8; /* 2nd least significant byte. */
- iwmct_log_set_fw_filter(src, mask);
-
- cmd.u.logdefs[i].logsource = src;
- cmd.u.logdefs[i].sevmask = mask;
- }
-
- cmd.hdr.length = cpu_to_le16(i * sizeof(cmd.u.logdefs[0]));
- cmdlen = (i * sizeof(cmd.u.logdefs[0]) + sizeof(cmd.hdr));
-
- ret = iwmct_send_hcmd(priv, (u8 *)&cmd, cmdlen);
- if (ret) {
- LOG_ERROR(priv, DEBUGFS,
- "Failed to send %d bytes of fwcmd, ret=%zd\n",
- cmdlen, ret);
- goto exit;
- } else
- LOG_INFO(priv, DEBUGFS, "fwcmd sent (%d bytes)\n", cmdlen);
-
- ret = count;
-
-exit:
- kfree(str_buf);
- return ret;
-}
-
+++ /dev/null
-/*
- * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
- * drivers/misc/iwmc3200top/log.h
- *
- * Copyright (C) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
- * -
- *
- */
-
-#ifndef __LOG_H__
-#define __LOG_H__
-
-
-/* log severity:
- * The log levels here match FW log levels
- * so values need to stay as is */
-#define LOG_SEV_CRITICAL 0
-#define LOG_SEV_ERROR 1
-#define LOG_SEV_WARNING 2
-#define LOG_SEV_INFO 3
-#define LOG_SEV_INFOEX 4
-
-/* Log levels not defined for FW */
-#define LOG_SEV_TRACE 5
-#define LOG_SEV_DUMP 6
-
-#define LOG_SEV_FW_FILTER_ALL \
- (BIT(LOG_SEV_CRITICAL) | \
- BIT(LOG_SEV_ERROR) | \
- BIT(LOG_SEV_WARNING) | \
- BIT(LOG_SEV_INFO) | \
- BIT(LOG_SEV_INFOEX))
-
-#define LOG_SEV_FILTER_ALL \
- (BIT(LOG_SEV_CRITICAL) | \
- BIT(LOG_SEV_ERROR) | \
- BIT(LOG_SEV_WARNING) | \
- BIT(LOG_SEV_INFO) | \
- BIT(LOG_SEV_INFOEX) | \
- BIT(LOG_SEV_TRACE) | \
- BIT(LOG_SEV_DUMP))
-
-/* log source */
-#define LOG_SRC_INIT 0
-#define LOG_SRC_DEBUGFS 1
-#define LOG_SRC_FW_DOWNLOAD 2
-#define LOG_SRC_FW_MSG 3
-#define LOG_SRC_TST 4
-#define LOG_SRC_IRQ 5
-
-#define LOG_SRC_MAX 6
-#define LOG_SRC_ALL 0xFF
-
-/**
- * Default intitialization runtime log level
- */
-#ifndef LOG_SEV_FILTER_RUNTIME
-#define LOG_SEV_FILTER_RUNTIME \
- (BIT(LOG_SEV_CRITICAL) | \
- BIT(LOG_SEV_ERROR) | \
- BIT(LOG_SEV_WARNING))
-#endif
-
-#ifndef FW_LOG_SEV_FILTER_RUNTIME
-#define FW_LOG_SEV_FILTER_RUNTIME LOG_SEV_FILTER_ALL
-#endif
-
-#ifdef CONFIG_IWMC3200TOP_DEBUG
-/**
- * Log macros
- */
-
-#define priv2dev(priv) (&(priv->func)->dev)
-
-#define LOG_CRITICAL(priv, src, fmt, args...) \
-do { \
- if (iwmct_logdefs[LOG_SRC_ ## src] & BIT(LOG_SEV_CRITICAL)) \
- dev_crit(priv2dev(priv), "%s %d: " fmt, \
- __func__, __LINE__, ##args); \
-} while (0)
-
-#define LOG_ERROR(priv, src, fmt, args...) \
-do { \
- if (iwmct_logdefs[LOG_SRC_ ## src] & BIT(LOG_SEV_ERROR)) \
- dev_err(priv2dev(priv), "%s %d: " fmt, \
- __func__, __LINE__, ##args); \
-} while (0)
-
-#define LOG_WARNING(priv, src, fmt, args...) \
-do { \
- if (iwmct_logdefs[LOG_SRC_ ## src] & BIT(LOG_SEV_WARNING)) \
- dev_warn(priv2dev(priv), "%s %d: " fmt, \
- __func__, __LINE__, ##args); \
-} while (0)
-
-#define LOG_INFO(priv, src, fmt, args...) \
-do { \
- if (iwmct_logdefs[LOG_SRC_ ## src] & BIT(LOG_SEV_INFO)) \
- dev_info(priv2dev(priv), "%s %d: " fmt, \
- __func__, __LINE__, ##args); \
-} while (0)
-
-#define LOG_TRACE(priv, src, fmt, args...) \
-do { \
- if (iwmct_logdefs[LOG_SRC_ ## src] & BIT(LOG_SEV_TRACE)) \
- dev_dbg(priv2dev(priv), "%s %d: " fmt, \
- __func__, __LINE__, ##args); \
-} while (0)
-
-#define LOG_HEXDUMP(src, ptr, len) \
-do { \
- if (iwmct_logdefs[LOG_SRC_ ## src] & BIT(LOG_SEV_DUMP)) \
- print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_NONE, \
- 16, 1, ptr, len, false); \
-} while (0)
-
-void iwmct_log_top_message(struct iwmct_priv *priv, u8 *buf, int len);
-
-extern u8 iwmct_logdefs[];
-
-int iwmct_log_set_filter(u8 src, u8 logmask);
-int iwmct_log_set_fw_filter(u8 src, u8 logmask);
-
-ssize_t show_iwmct_log_level(struct device *d,
- struct device_attribute *attr, char *buf);
-ssize_t store_iwmct_log_level(struct device *d,
- struct device_attribute *attr,
- const char *buf, size_t count);
-ssize_t show_iwmct_log_level_fw(struct device *d,
- struct device_attribute *attr, char *buf);
-ssize_t store_iwmct_log_level_fw(struct device *d,
- struct device_attribute *attr,
- const char *buf, size_t count);
-
-#else
-
-#define LOG_CRITICAL(priv, src, fmt, args...)
-#define LOG_ERROR(priv, src, fmt, args...)
-#define LOG_WARNING(priv, src, fmt, args...)
-#define LOG_INFO(priv, src, fmt, args...)
-#define LOG_TRACE(priv, src, fmt, args...)
-#define LOG_HEXDUMP(src, ptr, len)
-
-static inline void iwmct_log_top_message(struct iwmct_priv *priv,
- u8 *buf, int len) {}
-static inline int iwmct_log_set_filter(u8 src, u8 logmask) { return 0; }
-static inline int iwmct_log_set_fw_filter(u8 src, u8 logmask) { return 0; }
-
-#endif /* CONFIG_IWMC3200TOP_DEBUG */
-
-int log_get_filter_str(char *buf, int size);
-int log_get_fw_filter_str(char *buf, int size);
-
-#endif /* __LOG_H__ */
+++ /dev/null
-/*
- * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
- * drivers/misc/iwmc3200top/main.c
- *
- * Copyright (C) 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
- * -
- *
- */
-
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/debugfs.h>
-#include <linux/mmc/sdio_ids.h>
-#include <linux/mmc/sdio_func.h>
-#include <linux/mmc/sdio.h>
-
-#include "iwmc3200top.h"
-#include "log.h"
-#include "fw-msg.h"
-#include "debugfs.h"
-
-
-#define DRIVER_DESCRIPTION "Intel(R) IWMC 3200 Top Driver"
-#define DRIVER_COPYRIGHT "Copyright (c) 2008 Intel Corporation."
-
-#define DRIVER_VERSION "0.1.62"
-
-MODULE_DESCRIPTION(DRIVER_DESCRIPTION);
-MODULE_VERSION(DRIVER_VERSION);
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR(DRIVER_COPYRIGHT);
-MODULE_FIRMWARE(FW_NAME(FW_API_VER));
-
-
-static inline int __iwmct_tx(struct iwmct_priv *priv, void *src, int count)
-{
- return sdio_memcpy_toio(priv->func, IWMC_SDIO_DATA_ADDR, src, count);
-
-}
-int iwmct_tx(struct iwmct_priv *priv, void *src, int count)
-{
- int ret;
- sdio_claim_host(priv->func);
- ret = __iwmct_tx(priv, src, count);
- sdio_release_host(priv->func);
- return ret;
-}
-/*
- * This workers main task is to wait for OP_OPR_ALIVE
- * from TOP FW until ALIVE_MSG_TIMOUT timeout is elapsed.
- * When OP_OPR_ALIVE received it will issue
- * a call to "bus_rescan_devices".
- */
-static void iwmct_rescan_worker(struct work_struct *ws)
-{
- struct iwmct_priv *priv;
- int ret;
-
- priv = container_of(ws, struct iwmct_priv, bus_rescan_worker);
-
- LOG_INFO(priv, FW_MSG, "Calling bus_rescan\n");
-
- ret = bus_rescan_devices(priv->func->dev.bus);
- if (ret < 0)
- LOG_INFO(priv, INIT, "bus_rescan_devices FAILED!!!\n");
-}
-
-static void op_top_message(struct iwmct_priv *priv, struct top_msg *msg)
-{
- switch (msg->hdr.opcode) {
- case OP_OPR_ALIVE:
- LOG_INFO(priv, FW_MSG, "Got ALIVE from device, wake rescan\n");
- schedule_work(&priv->bus_rescan_worker);
- break;
- default:
- LOG_INFO(priv, FW_MSG, "Received msg opcode 0x%X\n",
- msg->hdr.opcode);
- break;
- }
-}
-
-
-static void handle_top_message(struct iwmct_priv *priv, u8 *buf, int len)
-{
- struct top_msg *msg;
-
- msg = (struct top_msg *)buf;
-
- if (msg->hdr.type != COMM_TYPE_D2H) {
- LOG_ERROR(priv, FW_MSG,
- "Message from TOP with invalid message type 0x%X\n",
- msg->hdr.type);
- return;
- }
-
- if (len < sizeof(msg->hdr)) {
- LOG_ERROR(priv, FW_MSG,
- "Message from TOP is too short for message header "
- "received %d bytes, expected at least %zd bytes\n",
- len, sizeof(msg->hdr));
- return;
- }
-
- if (len < le16_to_cpu(msg->hdr.length) + sizeof(msg->hdr)) {
- LOG_ERROR(priv, FW_MSG,
- "Message length (%d bytes) is shorter than "
- "in header (%d bytes)\n",
- len, le16_to_cpu(msg->hdr.length));
- return;
- }
-
- switch (msg->hdr.category) {
- case COMM_CATEGORY_OPERATIONAL:
- op_top_message(priv, (struct top_msg *)buf);
- break;
-
- case COMM_CATEGORY_DEBUG:
- case COMM_CATEGORY_TESTABILITY:
- case COMM_CATEGORY_DIAGNOSTICS:
- iwmct_log_top_message(priv, buf, len);
- break;
-
- default:
- LOG_ERROR(priv, FW_MSG,
- "Message from TOP with unknown category 0x%X\n",
- msg->hdr.category);
- break;
- }
-}
-
-int iwmct_send_hcmd(struct iwmct_priv *priv, u8 *cmd, u16 len)
-{
- int ret;
- u8 *buf;
-
- LOG_TRACE(priv, FW_MSG, "Sending hcmd:\n");
-
- /* add padding to 256 for IWMC */
- ((struct top_msg *)cmd)->hdr.flags |= CMD_FLAG_PADDING_256;
-
- LOG_HEXDUMP(FW_MSG, cmd, len);
-
- if (len > FW_HCMD_BLOCK_SIZE) {
- LOG_ERROR(priv, FW_MSG, "size %d exceeded hcmd max size %d\n",
- len, FW_HCMD_BLOCK_SIZE);
- return -1;
- }
-
- buf = kzalloc(FW_HCMD_BLOCK_SIZE, GFP_KERNEL);
- if (!buf) {
- LOG_ERROR(priv, FW_MSG, "kzalloc error, buf size %d\n",
- FW_HCMD_BLOCK_SIZE);
- return -1;
- }
-
- memcpy(buf, cmd, len);
- ret = iwmct_tx(priv, buf, FW_HCMD_BLOCK_SIZE);
-
- kfree(buf);
- return ret;
-}
-
-
-static void iwmct_irq_read_worker(struct work_struct *ws)
-{
- struct iwmct_priv *priv;
- struct iwmct_work_struct *read_req;
- __le32 *buf = NULL;
- int ret;
- int iosize;
- u32 barker;
- bool is_barker;
-
- priv = container_of(ws, struct iwmct_priv, isr_worker);
-
- LOG_TRACE(priv, IRQ, "enter iwmct_irq_read_worker %p\n", ws);
-
- /* --------------------- Handshake with device -------------------- */
- sdio_claim_host(priv->func);
-
- /* all list manipulations have to be protected by
- * sdio_claim_host/sdio_release_host */
- if (list_empty(&priv->read_req_list)) {
- LOG_ERROR(priv, IRQ, "read_req_list empty in read worker\n");
- goto exit_release;
- }
-
- read_req = list_entry(priv->read_req_list.next,
- struct iwmct_work_struct, list);
-
- list_del(&read_req->list);
- iosize = read_req->iosize;
- kfree(read_req);
-
- buf = kzalloc(iosize, GFP_KERNEL);
- if (!buf) {
- LOG_ERROR(priv, IRQ, "kzalloc error, buf size %d\n", iosize);
- goto exit_release;
- }
-
- LOG_INFO(priv, IRQ, "iosize=%d, buf=%p, func=%d\n",
- iosize, buf, priv->func->num);
-
- /* read from device */
- ret = sdio_memcpy_fromio(priv->func, buf, IWMC_SDIO_DATA_ADDR, iosize);
- if (ret) {
- LOG_ERROR(priv, IRQ, "error %d reading buffer\n", ret);
- goto exit_release;
- }
-
- LOG_HEXDUMP(IRQ, (u8 *)buf, iosize);
-
- barker = le32_to_cpu(buf[0]);
-
- /* Verify whether it's a barker and if not - treat as regular Rx */
- if (barker == IWMC_BARKER_ACK ||
- (barker & BARKER_DNLOAD_BARKER_MSK) == IWMC_BARKER_REBOOT) {
-
- /* Valid Barker is equal on first 4 dwords */
- is_barker = (buf[1] == buf[0]) &&
- (buf[2] == buf[0]) &&
- (buf[3] == buf[0]);
-
- if (!is_barker) {
- LOG_WARNING(priv, IRQ,
- "Potentially inconsistent barker "
- "%08X_%08X_%08X_%08X\n",
- le32_to_cpu(buf[0]), le32_to_cpu(buf[1]),
- le32_to_cpu(buf[2]), le32_to_cpu(buf[3]));
- }
- } else {
- is_barker = false;
- }
-
- /* Handle Top CommHub message */
- if (!is_barker) {
- sdio_release_host(priv->func);
- handle_top_message(priv, (u8 *)buf, iosize);
- goto exit;
- } else if (barker == IWMC_BARKER_ACK) { /* Handle barkers */
- if (atomic_read(&priv->dev_sync) == 0) {
- LOG_ERROR(priv, IRQ,
- "ACK barker arrived out-of-sync\n");
- goto exit_release;
- }
-
- /* Continuing to FW download (after Sync is completed)*/
- atomic_set(&priv->dev_sync, 0);
- LOG_INFO(priv, IRQ, "ACK barker arrived "
- "- starting FW download\n");
- } else { /* REBOOT barker */
- LOG_INFO(priv, IRQ, "Received reboot barker: %x\n", barker);
- priv->barker = barker;
-
- if (barker & BARKER_DNLOAD_SYNC_MSK) {
- /* Send the same barker back */
- ret = __iwmct_tx(priv, buf, iosize);
- if (ret) {
- LOG_ERROR(priv, IRQ,
- "error %d echoing barker\n", ret);
- goto exit_release;
- }
- LOG_INFO(priv, IRQ, "Echoing barker to device\n");
- atomic_set(&priv->dev_sync, 1);
- goto exit_release;
- }
-
- /* Continuing to FW download (without Sync) */
- LOG_INFO(priv, IRQ, "No sync requested "
- "- starting FW download\n");
- }
-
- sdio_release_host(priv->func);
-
- if (priv->dbg.fw_download)
- iwmct_fw_load(priv);
- else
- LOG_ERROR(priv, IRQ, "FW download not allowed\n");
-
- goto exit;
-
-exit_release:
- sdio_release_host(priv->func);
-exit:
- kfree(buf);
- LOG_TRACE(priv, IRQ, "exit iwmct_irq_read_worker\n");
-}
-
-static void iwmct_irq(struct sdio_func *func)
-{
- struct iwmct_priv *priv;
- int val, ret;
- int iosize;
- int addr = IWMC_SDIO_INTR_GET_SIZE_ADDR;
- struct iwmct_work_struct *read_req;
-
- priv = sdio_get_drvdata(func);
-
- LOG_TRACE(priv, IRQ, "enter iwmct_irq\n");
-
- /* read the function's status register */
- val = sdio_readb(func, IWMC_SDIO_INTR_STATUS_ADDR, &ret);
-
- LOG_TRACE(priv, IRQ, "iir value = %d, ret=%d\n", val, ret);
-
- if (!val) {
- LOG_ERROR(priv, IRQ, "iir = 0, exiting ISR\n");
- goto exit_clear_intr;
- }
-
-
- /*
- * read 2 bytes of the transaction size
- * IMPORTANT: sdio transaction size has to be read before clearing
- * sdio interrupt!!!
- */
- val = sdio_readb(priv->func, addr++, &ret);
- iosize = val;
- val = sdio_readb(priv->func, addr++, &ret);
- iosize += val << 8;
-
- LOG_INFO(priv, IRQ, "READ size %d\n", iosize);
-
- if (iosize == 0) {
- LOG_ERROR(priv, IRQ, "READ size %d, exiting ISR\n", iosize);
- goto exit_clear_intr;
- }
-
- /* allocate a work structure to pass iosize to the worker */
- read_req = kzalloc(sizeof(struct iwmct_work_struct), GFP_KERNEL);
- if (!read_req) {
- LOG_ERROR(priv, IRQ, "failed to allocate read_req, exit ISR\n");
- goto exit_clear_intr;
- }
-
- INIT_LIST_HEAD(&read_req->list);
- read_req->iosize = iosize;
-
- list_add_tail(&priv->read_req_list, &read_req->list);
-
- /* clear the function's interrupt request bit (write 1 to clear) */
- sdio_writeb(func, 1, IWMC_SDIO_INTR_CLEAR_ADDR, &ret);
-
- schedule_work(&priv->isr_worker);
-
- LOG_TRACE(priv, IRQ, "exit iwmct_irq\n");
-
- return;
-
-exit_clear_intr:
- /* clear the function's interrupt request bit (write 1 to clear) */
- sdio_writeb(func, 1, IWMC_SDIO_INTR_CLEAR_ADDR, &ret);
-}
-
-
-static int blocks;
-module_param(blocks, int, 0604);
-MODULE_PARM_DESC(blocks, "max_blocks_to_send");
-
-static bool dump;
-module_param(dump, bool, 0604);
-MODULE_PARM_DESC(dump, "dump_hex_content");
-
-static bool jump = 1;
-module_param(jump, bool, 0604);
-
-static bool direct = 1;
-module_param(direct, bool, 0604);
-
-static bool checksum = 1;
-module_param(checksum, bool, 0604);
-
-static bool fw_download = 1;
-module_param(fw_download, bool, 0604);
-
-static int block_size = IWMC_SDIO_BLK_SIZE;
-module_param(block_size, int, 0404);
-
-static int download_trans_blks = IWMC_DEFAULT_TR_BLK;
-module_param(download_trans_blks, int, 0604);
-
-static bool rubbish_barker;
-module_param(rubbish_barker, bool, 0604);
-
-#ifdef CONFIG_IWMC3200TOP_DEBUG
-static int log_level[LOG_SRC_MAX];
-static unsigned int log_level_argc;
-module_param_array(log_level, int, &log_level_argc, 0604);
-MODULE_PARM_DESC(log_level, "log_level");
-
-static int log_level_fw[FW_LOG_SRC_MAX];
-static unsigned int log_level_fw_argc;
-module_param_array(log_level_fw, int, &log_level_fw_argc, 0604);
-MODULE_PARM_DESC(log_level_fw, "log_level_fw");
-#endif
-
-void iwmct_dbg_init_params(struct iwmct_priv *priv)
-{
-#ifdef CONFIG_IWMC3200TOP_DEBUG
- int i;
-
- for (i = 0; i < log_level_argc; i++) {
- dev_notice(&priv->func->dev, "log_level[%d]=0x%X\n",
- i, log_level[i]);
- iwmct_log_set_filter((log_level[i] >> 8) & 0xFF,
- log_level[i] & 0xFF);
- }
- for (i = 0; i < log_level_fw_argc; i++) {
- dev_notice(&priv->func->dev, "log_level_fw[%d]=0x%X\n",
- i, log_level_fw[i]);
- iwmct_log_set_fw_filter((log_level_fw[i] >> 8) & 0xFF,
- log_level_fw[i] & 0xFF);
- }
-#endif
-
- priv->dbg.blocks = blocks;
- LOG_INFO(priv, INIT, "blocks=%d\n", blocks);
- priv->dbg.dump = (bool)dump;
- LOG_INFO(priv, INIT, "dump=%d\n", dump);
- priv->dbg.jump = (bool)jump;
- LOG_INFO(priv, INIT, "jump=%d\n", jump);
- priv->dbg.direct = (bool)direct;
- LOG_INFO(priv, INIT, "direct=%d\n", direct);
- priv->dbg.checksum = (bool)checksum;
- LOG_INFO(priv, INIT, "checksum=%d\n", checksum);
- priv->dbg.fw_download = (bool)fw_download;
- LOG_INFO(priv, INIT, "fw_download=%d\n", fw_download);
- priv->dbg.block_size = block_size;
- LOG_INFO(priv, INIT, "block_size=%d\n", block_size);
- priv->dbg.download_trans_blks = download_trans_blks;
- LOG_INFO(priv, INIT, "download_trans_blks=%d\n", download_trans_blks);
-}
-
-/*****************************************************************************
- *
- * sysfs attributes
- *
- *****************************************************************************/
-static ssize_t show_iwmct_fw_version(struct device *d,
- struct device_attribute *attr, char *buf)
-{
- struct iwmct_priv *priv = dev_get_drvdata(d);
- return sprintf(buf, "%s\n", priv->dbg.label_fw);
-}
-static DEVICE_ATTR(cc_label_fw, S_IRUGO, show_iwmct_fw_version, NULL);
-
-#ifdef CONFIG_IWMC3200TOP_DEBUG
-static DEVICE_ATTR(log_level, S_IWUSR | S_IRUGO,
- show_iwmct_log_level, store_iwmct_log_level);
-static DEVICE_ATTR(log_level_fw, S_IWUSR | S_IRUGO,
- show_iwmct_log_level_fw, store_iwmct_log_level_fw);
-#endif
-
-static struct attribute *iwmct_sysfs_entries[] = {
- &dev_attr_cc_label_fw.attr,
-#ifdef CONFIG_IWMC3200TOP_DEBUG
- &dev_attr_log_level.attr,
- &dev_attr_log_level_fw.attr,
-#endif
- NULL
-};
-
-static struct attribute_group iwmct_attribute_group = {
- .name = NULL, /* put in device directory */
- .attrs = iwmct_sysfs_entries,
-};
-
-
-static int iwmct_probe(struct sdio_func *func,
- const struct sdio_device_id *id)
-{
- struct iwmct_priv *priv;
- int ret;
- int val = 1;
- int addr = IWMC_SDIO_INTR_ENABLE_ADDR;
-
- dev_dbg(&func->dev, "enter iwmct_probe\n");
-
- dev_dbg(&func->dev, "IRQ polling period id %u msecs, HZ is %d\n",
- jiffies_to_msecs(2147483647), HZ);
-
- priv = kzalloc(sizeof(struct iwmct_priv), GFP_KERNEL);
- if (!priv) {
- dev_err(&func->dev, "kzalloc error\n");
- return -ENOMEM;
- }
- priv->func = func;
- sdio_set_drvdata(func, priv);
-
- INIT_WORK(&priv->bus_rescan_worker, iwmct_rescan_worker);
- INIT_WORK(&priv->isr_worker, iwmct_irq_read_worker);
-
- init_waitqueue_head(&priv->wait_q);
-
- sdio_claim_host(func);
- /* FIXME: Remove after it is fixed in the Boot ROM upgrade */
- func->enable_timeout = 10;
-
- /* In our HW, setting the block size also wakes up the boot rom. */
- ret = sdio_set_block_size(func, priv->dbg.block_size);
- if (ret) {
- LOG_ERROR(priv, INIT,
- "sdio_set_block_size() failure: %d\n", ret);
- goto error_sdio_enable;
- }
-
- ret = sdio_enable_func(func);
- if (ret) {
- LOG_ERROR(priv, INIT, "sdio_enable_func() failure: %d\n", ret);
- goto error_sdio_enable;
- }
-
- /* init reset and dev_sync states */
- atomic_set(&priv->reset, 0);
- atomic_set(&priv->dev_sync, 0);
-
- /* init read req queue */
- INIT_LIST_HEAD(&priv->read_req_list);
-
- /* process configurable parameters */
- iwmct_dbg_init_params(priv);
- ret = sysfs_create_group(&func->dev.kobj, &iwmct_attribute_group);
- if (ret) {
- LOG_ERROR(priv, INIT, "Failed to register attributes and "
- "initialize module_params\n");
- goto error_dev_attrs;
- }
-
- iwmct_dbgfs_register(priv, DRV_NAME);
-
- if (!priv->dbg.direct && priv->dbg.download_trans_blks > 8) {
- LOG_INFO(priv, INIT,
- "Reducing transaction to 8 blocks = 2K (from %d)\n",
- priv->dbg.download_trans_blks);
- priv->dbg.download_trans_blks = 8;
- }
- priv->trans_len = priv->dbg.download_trans_blks * priv->dbg.block_size;
- LOG_INFO(priv, INIT, "Transaction length = %d\n", priv->trans_len);
-
- ret = sdio_claim_irq(func, iwmct_irq);
- if (ret) {
- LOG_ERROR(priv, INIT, "sdio_claim_irq() failure: %d\n", ret);
- goto error_claim_irq;
- }
-
-
- /* Enable function's interrupt */
- sdio_writeb(priv->func, val, addr, &ret);
- if (ret) {
- LOG_ERROR(priv, INIT, "Failure writing to "
- "Interrupt Enable Register (%d): %d\n", addr, ret);
- goto error_enable_int;
- }
-
- sdio_release_host(func);
-
- LOG_INFO(priv, INIT, "exit iwmct_probe\n");
-
- return ret;
-
-error_enable_int:
- sdio_release_irq(func);
-error_claim_irq:
- sdio_disable_func(func);
-error_dev_attrs:
- iwmct_dbgfs_unregister(priv->dbgfs);
- sysfs_remove_group(&func->dev.kobj, &iwmct_attribute_group);
-error_sdio_enable:
- sdio_release_host(func);
- return ret;
-}
-
-static void iwmct_remove(struct sdio_func *func)
-{
- struct iwmct_work_struct *read_req;
- struct iwmct_priv *priv = sdio_get_drvdata(func);
-
- LOG_INFO(priv, INIT, "enter\n");
-
- sdio_claim_host(func);
- sdio_release_irq(func);
- sdio_release_host(func);
-
- /* Make sure works are finished */
- flush_work_sync(&priv->bus_rescan_worker);
- flush_work_sync(&priv->isr_worker);
-
- sdio_claim_host(func);
- sdio_disable_func(func);
- sysfs_remove_group(&func->dev.kobj, &iwmct_attribute_group);
- iwmct_dbgfs_unregister(priv->dbgfs);
- sdio_release_host(func);
-
- /* free read requests */
- while (!list_empty(&priv->read_req_list)) {
- read_req = list_entry(priv->read_req_list.next,
- struct iwmct_work_struct, list);
-
- list_del(&read_req->list);
- kfree(read_req);
- }
-
- kfree(priv);
-}
-
-
-static const struct sdio_device_id iwmct_ids[] = {
- /* Intel Wireless MultiCom 3200 Top Driver */
- { SDIO_DEVICE(SDIO_VENDOR_ID_INTEL, 0x1404)},
- { }, /* Terminating entry */
-};
-
-MODULE_DEVICE_TABLE(sdio, iwmct_ids);
-
-static struct sdio_driver iwmct_driver = {
- .probe = iwmct_probe,
- .remove = iwmct_remove,
- .name = DRV_NAME,
- .id_table = iwmct_ids,
-};
-
-static int __init iwmct_init(void)
-{
- int rc;
-
- /* Default log filter settings */
- iwmct_log_set_filter(LOG_SRC_ALL, LOG_SEV_FILTER_RUNTIME);
- iwmct_log_set_filter(LOG_SRC_FW_MSG, LOG_SEV_FW_FILTER_ALL);
- iwmct_log_set_fw_filter(LOG_SRC_ALL, FW_LOG_SEV_FILTER_RUNTIME);
-
- rc = sdio_register_driver(&iwmct_driver);
-
- return rc;
-}
-
-static void __exit iwmct_exit(void)
-{
- sdio_unregister_driver(&iwmct_driver);
-}
-
-module_init(iwmct_init);
-module_exit(iwmct_exit);
-
projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commitdiff