tegrakernel/kernel/kernel-4.9/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.h

176 lines
6.1 KiB
C

/******************************************************************************
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License 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;
*
* The full GNU General Public License is included in this distribution
* in the file called COPYING.
*
* Contact Information:
* Intel Linux Wireless <linuxwifi@intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
* BSD LICENSE
*
* Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2015 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __mvm_fw_dbg_h__
#define __mvm_fw_dbg_h__
#include "iwl-fw-file.h"
#include "iwl-fw-error-dump.h"
#include "mvm.h"
void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm);
void iwl_mvm_free_fw_dump_desc(struct iwl_mvm *mvm);
int iwl_mvm_fw_dbg_collect_desc(struct iwl_mvm *mvm,
const struct iwl_mvm_dump_desc *desc,
const struct iwl_fw_dbg_trigger_tlv *trigger);
int iwl_mvm_fw_dbg_collect(struct iwl_mvm *mvm, enum iwl_fw_dbg_trigger trig,
const char *str, size_t len,
const struct iwl_fw_dbg_trigger_tlv *trigger);
int iwl_mvm_fw_dbg_collect_trig(struct iwl_mvm *mvm,
struct iwl_fw_dbg_trigger_tlv *trigger,
const char *fmt, ...) __printf(3, 4);
int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm *mvm, u8 id);
#define iwl_fw_dbg_trigger_enabled(fw, id) ({ \
void *__dbg_trigger = (fw)->dbg_trigger_tlv[(id)]; \
unlikely(__dbg_trigger); \
})
static inline struct iwl_fw_dbg_trigger_tlv*
_iwl_fw_dbg_get_trigger(const struct iwl_fw *fw, enum iwl_fw_dbg_trigger id)
{
return fw->dbg_trigger_tlv[id];
}
#define iwl_fw_dbg_get_trigger(fw, id) ({ \
BUILD_BUG_ON(!__builtin_constant_p(id)); \
BUILD_BUG_ON((id) >= FW_DBG_TRIGGER_MAX); \
_iwl_fw_dbg_get_trigger((fw), (id)); \
})
static inline bool
iwl_fw_dbg_trigger_vif_match(struct iwl_fw_dbg_trigger_tlv *trig,
struct ieee80211_vif *vif)
{
u32 trig_vif = le32_to_cpu(trig->vif_type);
return trig_vif == IWL_FW_DBG_CONF_VIF_ANY ||
ieee80211_vif_type_p2p(vif) == trig_vif;
}
static inline bool
iwl_fw_dbg_trigger_stop_conf_match(struct iwl_mvm *mvm,
struct iwl_fw_dbg_trigger_tlv *trig)
{
return ((trig->mode & IWL_FW_DBG_TRIGGER_STOP) &&
(mvm->fw_dbg_conf == FW_DBG_INVALID ||
(BIT(mvm->fw_dbg_conf) & le32_to_cpu(trig->stop_conf_ids))));
}
static inline bool
iwl_fw_dbg_no_trig_window(struct iwl_mvm *mvm,
struct iwl_fw_dbg_trigger_tlv *trig)
{
unsigned long wind_jiff =
msecs_to_jiffies(le16_to_cpu(trig->trig_dis_ms));
u32 id = le32_to_cpu(trig->id);
/* If this is the first event checked, jump to update start ts */
if (mvm->fw_dbg_non_collect_ts_start[id] &&
(time_after(mvm->fw_dbg_non_collect_ts_start[id] + wind_jiff,
jiffies)))
return true;
mvm->fw_dbg_non_collect_ts_start[id] = jiffies;
return false;
}
static inline bool
iwl_fw_dbg_trigger_check_stop(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct iwl_fw_dbg_trigger_tlv *trig)
{
if (vif && !iwl_fw_dbg_trigger_vif_match(trig, vif))
return false;
if (iwl_fw_dbg_no_trig_window(mvm, trig)) {
IWL_WARN(mvm, "Trigger %d occurred while no-collect window.\n",
trig->id);
return false;
}
return iwl_fw_dbg_trigger_stop_conf_match(mvm, trig);
}
static inline void
_iwl_fw_dbg_trigger_simple_stop(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct iwl_fw_dbg_trigger_tlv *trigger)
{
if (!trigger)
return;
if (!iwl_fw_dbg_trigger_check_stop(mvm, vif, trigger))
return;
iwl_mvm_fw_dbg_collect_trig(mvm, trigger, NULL);
}
#define iwl_fw_dbg_trigger_simple_stop(mvm, vif, trig) \
_iwl_fw_dbg_trigger_simple_stop((mvm), (vif), \
iwl_fw_dbg_get_trigger((mvm)->fw,\
(trig)))
#endif /* __mvm_fw_dbg_h__ */