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path: root/drivers/misc/iwmc3200top/log.c
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Diffstat (limited to 'drivers/misc/iwmc3200top/log.c')
-rw-r--r--drivers/misc/iwmc3200top/log.c348
1 files changed, 0 insertions, 348 deletions
diff --git a/drivers/misc/iwmc3200top/log.c b/drivers/misc/iwmc3200top/log.c
deleted file mode 100644
index a36a55a49cac..000000000000
--- a/drivers/misc/iwmc3200top/log.c
+++ /dev/null
@@ -1,348 +0,0 @@
-/*
- * 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;
-}
-
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