516 lines
13 KiB
C
516 lines
13 KiB
C
/******************************************************************************
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*
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* Copyright(c) 2009 - 2014 Intel Corporation. All rights reserved.
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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 version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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* The full GNU General Public License is included in this distribution in the
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* file called LICENSE.
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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*****************************************************************************/
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#if !defined(__IWLWIFI_DEVICE_TRACE) || defined(TRACE_HEADER_MULTI_READ)
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#include <linux/skbuff.h>
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#include <linux/ieee80211.h>
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#include <net/cfg80211.h>
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#include "iwl-trans.h"
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#if !defined(__IWLWIFI_DEVICE_TRACE)
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static inline bool iwl_trace_data(struct sk_buff *skb)
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{
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struct ieee80211_hdr *hdr = (void *)skb->data;
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struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
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if (!ieee80211_is_data(hdr->frame_control))
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return false;
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return !(info->control.flags & IEEE80211_TX_CTRL_PORT_CTRL_PROTO);
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}
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static inline size_t iwl_rx_trace_len(const struct iwl_trans *trans,
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void *rxbuf, size_t len)
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{
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struct iwl_cmd_header *cmd = (void *)((u8 *)rxbuf + sizeof(__le32));
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struct ieee80211_hdr *hdr;
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if (cmd->cmd != trans->rx_mpdu_cmd)
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return len;
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hdr = (void *)((u8 *)cmd + sizeof(struct iwl_cmd_header) +
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trans->rx_mpdu_cmd_hdr_size);
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if (!ieee80211_is_data(hdr->frame_control))
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return len;
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/* maybe try to identify EAPOL frames? */
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return sizeof(__le32) + sizeof(*cmd) + trans->rx_mpdu_cmd_hdr_size +
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ieee80211_hdrlen(hdr->frame_control);
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}
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#endif
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#define __IWLWIFI_DEVICE_TRACE
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#include <linux/tracepoint.h>
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#include <linux/device.h>
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#include "iwl-trans.h"
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#if !defined(CONFIG_IWLWIFI_DEVICE_TRACING) || defined(__CHECKER__)
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#undef TRACE_EVENT
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#define TRACE_EVENT(name, proto, ...) \
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static inline void trace_ ## name(proto) {}
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#undef DECLARE_EVENT_CLASS
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#define DECLARE_EVENT_CLASS(...)
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#undef DEFINE_EVENT
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#define DEFINE_EVENT(evt_class, name, proto, ...) \
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static inline void trace_ ## name(proto) {}
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#endif
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#define DEV_ENTRY __string(dev, dev_name(dev))
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#define DEV_ASSIGN __assign_str(dev, dev_name(dev))
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM iwlwifi_io
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TRACE_EVENT(iwlwifi_dev_ioread32,
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TP_PROTO(const struct device *dev, u32 offs, u32 val),
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TP_ARGS(dev, offs, val),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, offs)
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__field(u32, val)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->offs = offs;
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__entry->val = val;
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),
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TP_printk("[%s] read io[%#x] = %#x",
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__get_str(dev), __entry->offs, __entry->val)
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);
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TRACE_EVENT(iwlwifi_dev_iowrite8,
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TP_PROTO(const struct device *dev, u32 offs, u8 val),
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TP_ARGS(dev, offs, val),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, offs)
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__field(u8, val)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->offs = offs;
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__entry->val = val;
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),
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TP_printk("[%s] write io[%#x] = %#x)",
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__get_str(dev), __entry->offs, __entry->val)
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);
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TRACE_EVENT(iwlwifi_dev_iowrite32,
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TP_PROTO(const struct device *dev, u32 offs, u32 val),
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TP_ARGS(dev, offs, val),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, offs)
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__field(u32, val)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->offs = offs;
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__entry->val = val;
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),
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TP_printk("[%s] write io[%#x] = %#x)",
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__get_str(dev), __entry->offs, __entry->val)
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);
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TRACE_EVENT(iwlwifi_dev_iowrite_prph32,
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TP_PROTO(const struct device *dev, u32 offs, u32 val),
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TP_ARGS(dev, offs, val),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, offs)
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__field(u32, val)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->offs = offs;
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__entry->val = val;
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),
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TP_printk("[%s] write PRPH[%#x] = %#x)",
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__get_str(dev), __entry->offs, __entry->val)
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);
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TRACE_EVENT(iwlwifi_dev_ioread_prph32,
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TP_PROTO(const struct device *dev, u32 offs, u32 val),
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TP_ARGS(dev, offs, val),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, offs)
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__field(u32, val)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->offs = offs;
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__entry->val = val;
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),
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TP_printk("[%s] read PRPH[%#x] = %#x",
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__get_str(dev), __entry->offs, __entry->val)
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);
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TRACE_EVENT(iwlwifi_dev_irq,
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TP_PROTO(const struct device *dev),
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TP_ARGS(dev),
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TP_STRUCT__entry(
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DEV_ENTRY
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),
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TP_fast_assign(
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DEV_ASSIGN;
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),
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/* TP_printk("") doesn't compile */
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TP_printk("%d", 0)
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);
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TRACE_EVENT(iwlwifi_dev_ict_read,
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TP_PROTO(const struct device *dev, u32 index, u32 value),
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TP_ARGS(dev, index, value),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, index)
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__field(u32, value)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->index = index;
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__entry->value = value;
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),
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TP_printk("[%s] read ict[%d] = %#.8x",
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__get_str(dev), __entry->index, __entry->value)
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);
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM iwlwifi_ucode
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TRACE_EVENT(iwlwifi_dev_ucode_cont_event,
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TP_PROTO(const struct device *dev, u32 time, u32 data, u32 ev),
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TP_ARGS(dev, time, data, ev),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, time)
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__field(u32, data)
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__field(u32, ev)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->time = time;
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__entry->data = data;
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__entry->ev = ev;
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),
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TP_printk("[%s] EVT_LOGT:%010u:0x%08x:%04u",
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__get_str(dev), __entry->time, __entry->data, __entry->ev)
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);
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TRACE_EVENT(iwlwifi_dev_ucode_wrap_event,
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TP_PROTO(const struct device *dev, u32 wraps, u32 n_entry, u32 p_entry),
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TP_ARGS(dev, wraps, n_entry, p_entry),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, wraps)
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__field(u32, n_entry)
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__field(u32, p_entry)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->wraps = wraps;
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__entry->n_entry = n_entry;
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__entry->p_entry = p_entry;
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),
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TP_printk("[%s] wraps=#%02d n=0x%X p=0x%X",
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__get_str(dev), __entry->wraps, __entry->n_entry,
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__entry->p_entry)
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);
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM iwlwifi_msg
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#define MAX_MSG_LEN 110
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DECLARE_EVENT_CLASS(iwlwifi_msg_event,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf),
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TP_STRUCT__entry(
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__dynamic_array(char, msg, MAX_MSG_LEN)
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),
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TP_fast_assign(
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WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
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MAX_MSG_LEN, vaf->fmt,
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*vaf->va) >= MAX_MSG_LEN);
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),
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TP_printk("%s", __get_str(msg))
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);
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DEFINE_EVENT(iwlwifi_msg_event, iwlwifi_err,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf)
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);
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DEFINE_EVENT(iwlwifi_msg_event, iwlwifi_warn,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf)
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);
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DEFINE_EVENT(iwlwifi_msg_event, iwlwifi_info,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf)
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);
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DEFINE_EVENT(iwlwifi_msg_event, iwlwifi_crit,
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TP_PROTO(struct va_format *vaf),
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TP_ARGS(vaf)
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);
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TRACE_EVENT(iwlwifi_dbg,
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TP_PROTO(u32 level, bool in_interrupt, const char *function,
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struct va_format *vaf),
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TP_ARGS(level, in_interrupt, function, vaf),
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TP_STRUCT__entry(
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__field(u32, level)
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__field(u8, in_interrupt)
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__string(function, function)
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__dynamic_array(char, msg, MAX_MSG_LEN)
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),
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TP_fast_assign(
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__entry->level = level;
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__entry->in_interrupt = in_interrupt;
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__assign_str(function, function);
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WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
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MAX_MSG_LEN, vaf->fmt,
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*vaf->va) >= MAX_MSG_LEN);
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),
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TP_printk("%s", __get_str(msg))
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);
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM iwlwifi_data
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TRACE_EVENT(iwlwifi_dev_tx_data,
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TP_PROTO(const struct device *dev,
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struct sk_buff *skb,
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void *data, size_t data_len),
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TP_ARGS(dev, skb, data, data_len),
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TP_STRUCT__entry(
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DEV_ENTRY
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__dynamic_array(u8, data, iwl_trace_data(skb) ? data_len : 0)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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if (iwl_trace_data(skb))
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memcpy(__get_dynamic_array(data), data, data_len);
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),
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TP_printk("[%s] TX frame data", __get_str(dev))
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);
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TRACE_EVENT(iwlwifi_dev_rx_data,
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TP_PROTO(const struct device *dev,
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const struct iwl_trans *trans,
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void *rxbuf, size_t len),
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TP_ARGS(dev, trans, rxbuf, len),
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TP_STRUCT__entry(
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DEV_ENTRY
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__dynamic_array(u8, data,
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len - iwl_rx_trace_len(trans, rxbuf, len))
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),
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TP_fast_assign(
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size_t offs = iwl_rx_trace_len(trans, rxbuf, len);
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DEV_ASSIGN;
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if (offs < len)
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memcpy(__get_dynamic_array(data),
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((u8 *)rxbuf) + offs, len - offs);
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),
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TP_printk("[%s] RX frame data", __get_str(dev))
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);
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM iwlwifi
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TRACE_EVENT(iwlwifi_dev_hcmd,
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TP_PROTO(const struct device *dev,
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struct iwl_host_cmd *cmd, u16 total_size,
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struct iwl_cmd_header *hdr),
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TP_ARGS(dev, cmd, total_size, hdr),
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TP_STRUCT__entry(
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DEV_ENTRY
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__dynamic_array(u8, hcmd, total_size)
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__field(u32, flags)
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),
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TP_fast_assign(
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int i, offset = sizeof(*hdr);
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DEV_ASSIGN;
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__entry->flags = cmd->flags;
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memcpy(__get_dynamic_array(hcmd), hdr, sizeof(*hdr));
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for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) {
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if (!cmd->len[i])
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continue;
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memcpy((u8 *)__get_dynamic_array(hcmd) + offset,
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cmd->data[i], cmd->len[i]);
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offset += cmd->len[i];
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}
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),
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TP_printk("[%s] hcmd %#.2x (%ssync)",
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__get_str(dev), ((u8 *)__get_dynamic_array(hcmd))[0],
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__entry->flags & CMD_ASYNC ? "a" : "")
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);
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TRACE_EVENT(iwlwifi_dev_rx,
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TP_PROTO(const struct device *dev, const struct iwl_trans *trans,
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void *rxbuf, size_t len),
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TP_ARGS(dev, trans, rxbuf, len),
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TP_STRUCT__entry(
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DEV_ENTRY
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__dynamic_array(u8, rxbuf, iwl_rx_trace_len(trans, rxbuf, len))
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),
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TP_fast_assign(
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DEV_ASSIGN;
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memcpy(__get_dynamic_array(rxbuf), rxbuf,
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iwl_rx_trace_len(trans, rxbuf, len));
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),
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TP_printk("[%s] RX cmd %#.2x",
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__get_str(dev), ((u8 *)__get_dynamic_array(rxbuf))[4])
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);
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TRACE_EVENT(iwlwifi_dev_tx,
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TP_PROTO(const struct device *dev, struct sk_buff *skb,
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void *tfd, size_t tfdlen,
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void *buf0, size_t buf0_len,
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void *buf1, size_t buf1_len),
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TP_ARGS(dev, skb, tfd, tfdlen, buf0, buf0_len, buf1, buf1_len),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(size_t, framelen)
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__dynamic_array(u8, tfd, tfdlen)
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/*
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* Do not insert between or below these items,
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* we want to keep the frame together (except
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* for the possible padding).
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*/
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__dynamic_array(u8, buf0, buf0_len)
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__dynamic_array(u8, buf1, iwl_trace_data(skb) ? 0 : buf1_len)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->framelen = buf0_len + buf1_len;
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memcpy(__get_dynamic_array(tfd), tfd, tfdlen);
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memcpy(__get_dynamic_array(buf0), buf0, buf0_len);
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if (!iwl_trace_data(skb))
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memcpy(__get_dynamic_array(buf1), buf1, buf1_len);
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),
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TP_printk("[%s] TX %.2x (%zu bytes)",
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__get_str(dev), ((u8 *)__get_dynamic_array(buf0))[0],
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__entry->framelen)
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);
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TRACE_EVENT(iwlwifi_dev_ucode_error,
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TP_PROTO(const struct device *dev, u32 desc, u32 tsf_low,
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u32 data1, u32 data2, u32 line, u32 blink1,
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u32 blink2, u32 ilink1, u32 ilink2, u32 bcon_time,
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u32 gp1, u32 gp2, u32 gp3, u32 ucode_ver, u32 hw_ver,
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u32 brd_ver),
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TP_ARGS(dev, desc, tsf_low, data1, data2, line,
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blink1, blink2, ilink1, ilink2, bcon_time, gp1, gp2,
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gp3, ucode_ver, hw_ver, brd_ver),
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TP_STRUCT__entry(
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DEV_ENTRY
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__field(u32, desc)
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__field(u32, tsf_low)
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__field(u32, data1)
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__field(u32, data2)
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__field(u32, line)
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__field(u32, blink1)
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__field(u32, blink2)
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__field(u32, ilink1)
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__field(u32, ilink2)
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__field(u32, bcon_time)
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__field(u32, gp1)
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__field(u32, gp2)
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__field(u32, gp3)
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__field(u32, ucode_ver)
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__field(u32, hw_ver)
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__field(u32, brd_ver)
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),
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TP_fast_assign(
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DEV_ASSIGN;
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__entry->desc = desc;
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__entry->tsf_low = tsf_low;
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__entry->data1 = data1;
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__entry->data2 = data2;
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__entry->line = line;
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__entry->blink1 = blink1;
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__entry->blink2 = blink2;
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__entry->ilink1 = ilink1;
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__entry->ilink2 = ilink2;
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__entry->bcon_time = bcon_time;
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__entry->gp1 = gp1;
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__entry->gp2 = gp2;
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__entry->gp3 = gp3;
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__entry->ucode_ver = ucode_ver;
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__entry->hw_ver = hw_ver;
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__entry->brd_ver = brd_ver;
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),
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TP_printk("[%s] #%02d %010u data 0x%08X 0x%08X line %u, "
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"blink 0x%05X 0x%05X ilink 0x%05X 0x%05X "
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"bcon_tm %010u gp 0x%08X 0x%08X 0x%08X uCode 0x%08X "
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"hw 0x%08X brd 0x%08X",
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__get_str(dev), __entry->desc, __entry->tsf_low,
|
|
__entry->data1,
|
|
__entry->data2, __entry->line, __entry->blink1,
|
|
__entry->blink2, __entry->ilink1, __entry->ilink2,
|
|
__entry->bcon_time, __entry->gp1, __entry->gp2,
|
|
__entry->gp3, __entry->ucode_ver, __entry->hw_ver,
|
|
__entry->brd_ver)
|
|
);
|
|
|
|
TRACE_EVENT(iwlwifi_dev_ucode_event,
|
|
TP_PROTO(const struct device *dev, u32 time, u32 data, u32 ev),
|
|
TP_ARGS(dev, time, data, ev),
|
|
TP_STRUCT__entry(
|
|
DEV_ENTRY
|
|
|
|
__field(u32, time)
|
|
__field(u32, data)
|
|
__field(u32, ev)
|
|
),
|
|
TP_fast_assign(
|
|
DEV_ASSIGN;
|
|
__entry->time = time;
|
|
__entry->data = data;
|
|
__entry->ev = ev;
|
|
),
|
|
TP_printk("[%s] EVT_LOGT:%010u:0x%08x:%04u",
|
|
__get_str(dev), __entry->time, __entry->data, __entry->ev)
|
|
);
|
|
#endif /* __IWLWIFI_DEVICE_TRACE */
|
|
|
|
#undef TRACE_INCLUDE_PATH
|
|
#define TRACE_INCLUDE_PATH .
|
|
#undef TRACE_INCLUDE_FILE
|
|
#define TRACE_INCLUDE_FILE iwl-devtrace
|
|
#include <trace/define_trace.h>
|