freebsd-dev/sys/dev/iwn/if_iwn_debug.h
Andriy Voskoboinyk 0613dc6f15 iwn(4): (partially) rewrite A-MPDU Tx path
Generic Tx stats fixes:
- do not try to parse "aggregation status" for single frames; send them
to iwn_tx_done() instead;
- try to attach mbuf / node reference pair to reported BA events;
allows to fix reported status for ieee80211_tx_complete() and ifnet counters
(previously all A-MPDU frames were counted as failed - see PR 210211);
requires few more firmware bug workarounds;
- preserve short / long retry counters for wlan_amrr(4)
(disabled for now - causes significant performance degradation).
- Add new IWN_DEBUG_AMPDU debug category.
- Add one more check into iwn_tx_data() to prevent aggregation ring
overflow.
- Workaround 'seqno % 256' != 'current Tx slot' case (until D9195 is not
in the tree).
- Improve watchdog timer updates (previously watchdog check was omitted
when at least one frame was transmitted).
- Stop Tx when memory leak in currently used ring was detected (unlikely
to happen).
- Few other minor fixes.

Was previously tested with:
 - Intel 6205, STA mode (Tx aggregation behaves much better now).
 - Intel 4965AGN, STA mode (still unstable).

PR:		192641, 210211
Reviewed by:	adrian, dhw
MFC after:	1 month
Differential Revision:	https://reviews.freebsd.org/D10728
2019-01-16 12:33:06 +00:00

127 lines
5.3 KiB
C

/*-
* Copyright (c) 2013 Cedric GROSS <c.gross@kreiz-it.fr>
* Copyright (c) 2011 Intel Corporation
* Copyright (c) 2007-2009
* Damien Bergamini <damien.bergamini@free.fr>
* Copyright (c) 2008
* Benjamin Close <benjsc@FreeBSD.org>
* Copyright (c) 2008 Sam Leffler, Errno Consulting
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $FreeBSD$
*/
#ifndef __IF_IWN_DEBUG_H__
#define __IF_IWN_DEBUG_H__
#ifdef IWN_DEBUG
enum {
IWN_DEBUG_XMIT = 0x00000001, /* basic xmit operation */
IWN_DEBUG_RECV = 0x00000002, /* basic recv operation */
IWN_DEBUG_STATE = 0x00000004, /* 802.11 state transitions */
IWN_DEBUG_TXPOW = 0x00000008, /* tx power processing */
IWN_DEBUG_RESET = 0x00000010, /* reset processing */
IWN_DEBUG_OPS = 0x00000020, /* iwn_ops processing */
IWN_DEBUG_BEACON = 0x00000040, /* beacon handling */
IWN_DEBUG_WATCHDOG = 0x00000080, /* watchdog timeout */
IWN_DEBUG_INTR = 0x00000100, /* ISR */
IWN_DEBUG_CALIBRATE = 0x00000200, /* periodic calibration */
IWN_DEBUG_NODE = 0x00000400, /* node management */
IWN_DEBUG_LED = 0x00000800, /* led management */
IWN_DEBUG_CMD = 0x00001000, /* cmd submission */
IWN_DEBUG_TXRATE = 0x00002000, /* TX rate debugging */
IWN_DEBUG_PWRSAVE = 0x00004000, /* Power save operations */
IWN_DEBUG_SCAN = 0x00008000, /* Scan related operations */
IWN_DEBUG_STATS = 0x00010000, /* Statistics updates */
IWN_DEBUG_AMPDU = 0x00020000, /* A-MPDU specific Tx */
IWN_DEBUG_REGISTER = 0x20000000, /* print chipset register */
IWN_DEBUG_TRACE = 0x40000000, /* Print begin and start driver function */
IWN_DEBUG_FATAL = 0x80000000, /* fatal errors */
IWN_DEBUG_ANY = 0xffffffff
};
#define DPRINTF(sc, m, fmt, ...) do { \
if (sc->sc_debug & (m)) \
printf(fmt, __VA_ARGS__); \
} while (0)
static const char *
iwn_intr_str(uint8_t cmd)
{
switch (cmd) {
/* Notifications */
case IWN_UC_READY: return "UC_READY";
case IWN_ADD_NODE_DONE: return "ADD_NODE_DONE";
case IWN_TX_DONE: return "TX_DONE";
case IWN_START_SCAN: return "START_SCAN";
case IWN_STOP_SCAN: return "STOP_SCAN";
case IWN_RX_STATISTICS: return "RX_STATS";
case IWN_BEACON_STATISTICS: return "BEACON_STATS";
case IWN_STATE_CHANGED: return "STATE_CHANGED";
case IWN_BEACON_MISSED: return "BEACON_MISSED";
case IWN_RX_PHY: return "RX_PHY";
case IWN_MPDU_RX_DONE: return "MPDU_RX_DONE";
case IWN_RX_DONE: return "RX_DONE";
case IWN_RX_COMPRESSED_BA: return "RX_COMPRESSED_BA";
/* Command Notifications */
case IWN_CMD_RXON: return "IWN_CMD_RXON";
case IWN_CMD_RXON_ASSOC: return "IWN_CMD_RXON_ASSOC";
case IWN_CMD_EDCA_PARAMS: return "IWN_CMD_EDCA_PARAMS";
case IWN_CMD_TIMING: return "IWN_CMD_TIMING";
case IWN_CMD_LINK_QUALITY: return "IWN_CMD_LINK_QUALITY";
case IWN_CMD_SET_LED: return "IWN_CMD_SET_LED";
case IWN5000_CMD_WIMAX_COEX: return "IWN5000_CMD_WIMAX_COEX";
case IWN_TEMP_NOTIFICATION: return "IWN_TEMP_NOTIFICATION";
case IWN5000_CMD_CALIB_CONFIG: return "IWN5000_CMD_CALIB_CONFIG";
case IWN5000_CMD_CALIB_RESULT: return "IWN5000_CMD_CALIB_RESULT";
case IWN5000_CMD_CALIB_COMPLETE: return "IWN5000_CMD_CALIB_COMPLETE";
case IWN_CMD_SET_POWER_MODE: return "IWN_CMD_SET_POWER_MODE";
case IWN_CMD_SCAN: return "IWN_CMD_SCAN";
case IWN_CMD_SCAN_RESULTS: return "IWN_CMD_SCAN_RESULTS";
case IWN_CMD_TXPOWER: return "IWN_CMD_TXPOWER";
case IWN_CMD_TXPOWER_DBM: return "IWN_CMD_TXPOWER_DBM";
case IWN5000_CMD_TX_ANT_CONFIG: return "IWN5000_CMD_TX_ANT_CONFIG";
case IWN_CMD_BT_COEX: return "IWN_CMD_BT_COEX";
case IWN_CMD_SET_CRITICAL_TEMP: return "IWN_CMD_SET_CRITICAL_TEMP";
case IWN_CMD_SET_SENSITIVITY: return "IWN_CMD_SET_SENSITIVITY";
case IWN_CMD_PHY_CALIB: return "IWN_CMD_PHY_CALIB";
/* Bluetooth commands */
case IWN_CMD_BT_COEX_PRIOTABLE: return "IWN_CMD_BT_COEX_PRIOTABLE";
case IWN_CMD_BT_COEX_PROT: return "IWN_CMD_BT_COEX_PROT";
case IWN_CMD_BT_COEX_NOTIF: return "IWN_CMD_BT_COEX_NOTIF";
/* PAN commands */
case IWN_CMD_WIPAN_PARAMS: return "IWN_CMD_WIPAN_PARAMS";
case IWN_CMD_WIPAN_RXON: return "IWN_CMD_WIPAN_RXON";
case IWN_CMD_WIPAN_RXON_TIMING: return "IWN_CMD_WIPAN_RXON_TIMING";
case IWN_CMD_WIPAN_RXON_ASSOC: return "IWN_CMD_WIPAN_RXON_ASSOC";
case IWN_CMD_WIPAN_QOS_PARAM: return "IWN_CMD_WIPAN_QOS_PARAM";
case IWN_CMD_WIPAN_WEPKEY: return "IWN_CMD_WIPAN_WEPKEY";
case IWN_CMD_WIPAN_P2P_CHANNEL_SWITCH:
return "IWN_CMD_WIPAN_P2P_CHANNEL_SWITCH";
case IWN_CMD_WIPAN_NOA_NOTIFICATION:
return "IWN_CMD_WIPAN_NOA_NOTIFICATION";
case IWN_CMD_WIPAN_DEACTIVATION_COMPLETE:
return "IWN_CMD_WIPAN_DEACTIVATION_COMPLETE";
}
return "UNKNOWN INTR NOTIF/CMD";
}
#else
#define DPRINTF(sc, m, fmt, ...) do { (void) sc; } while (0)
#endif
#endif /* __IF_IWN_DEBUG_H__ */