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mt76: move mt76x02_mac_poll_tx_status in mt76x02-lib moudle

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Move mt76x02_mac_poll_tx_status in mt76x02_mac.c in order to
be reused by mt76x0 drivers for irq unification.
Moreover introduce mt76x02_trace source file to define mt76x02
trace points

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi 2018-10-05 10:28:34 +02:00 committed by Felix Fietkau
parent b38383e634
commit 3e2342ed93
10 changed files with 160 additions and 91 deletions
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3
drivers/net/wireless/mediatek/mt76/Makefile
View File

@ -10,10 +10,11 @@ mt76-usb-y := usb.o usb_trace.o usb_mcu.o
CFLAGS_trace.o := -I$(src)
CFLAGS_usb_trace.o := -I$(src)
CFLAGS_mt76x02_trace.o := -I$(src)
mt76x02-lib-y := mt76x02_util.o mt76x02_mac.o mt76x02_mcu.o \
mt76x02_eeprom.o mt76x02_phy.o mt76x02_mmio.o \
mt76x02_txrx.o
mt76x02_txrx.o mt76x02_trace.o
mt76x02-usb-y := mt76x02_usb_mcu.o mt76x02_usb_core.o

33
drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
View File

@ -16,6 +16,7 @@
*/
#include "mt76x02.h"
#include "mt76x02_trace.h"
enum mt76x02_cipher_type
mt76x02_mac_get_key_info(struct ieee80211_key_conf *key, u8 *key_data)
@ -681,3 +682,35 @@ int mt76x02_mac_process_rx(struct mt76x02_dev *dev, struct sk_buff *skb,
return mt76x02_mac_process_rate(status, rate);
}
void mt76x02_mac_poll_tx_status(struct mt76x02_dev *dev, bool irq)
{
struct mt76x02_tx_status stat = {};
unsigned long flags;
u8 update = 1;
bool ret;
if (!test_bit(MT76_STATE_RUNNING, &dev->mt76.state))
return;
trace_mac_txstat_poll(dev);
while (!irq || !kfifo_is_full(&dev->txstatus_fifo)) {
spin_lock_irqsave(&dev->mt76.mmio.irq_lock, flags);
ret = mt76x02_mac_load_tx_status(&dev->mt76, &stat);
spin_unlock_irqrestore(&dev->mt76.mmio.irq_lock, flags);
if (!ret)
break;
trace_mac_txstat_fetch(dev, &stat);
if (!irq) {
mt76x02_send_tx_status(&dev->mt76, &stat, &update);
continue;
}
kfifo_put(&dev->txstatus_fifo, stat);
}
}
EXPORT_SYMBOL_GPL(mt76x02_mac_poll_tx_status);

1
drivers/net/wireless/mediatek/mt76/mt76x02_mac.h
View File

@ -205,4 +205,5 @@ void mt76x02_mac_setaddr(struct mt76_dev *dev, u8 *addr);
void mt76x02_mac_write_txwi(struct mt76_dev *dev, struct mt76x02_txwi *txwi,
struct sk_buff *skb, struct mt76_wcid *wcid,
struct ieee80211_sta *sta, int len);
void mt76x02_mac_poll_tx_status(struct mt76x02_dev *dev, bool irq);
#endif

23
drivers/net/wireless/mediatek/mt76/mt76x02_trace.c Normal file
View File

@ -0,0 +1,23 @@
/*
* Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
*
* Permission to use, copy, modify, and/or 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.
*/
#include <linux/module.h>
#ifndef __CHECKER__
#define CREATE_TRACE_POINTS
#include "mt76x02_trace.h"
#endif

98
drivers/net/wireless/mediatek/mt76/mt76x02_trace.h Normal file
View File

@ -0,0 +1,98 @@
/*
* Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
*
* Permission to use, copy, modify, and/or 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.
*/
#if !defined(__MT76x02_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define __MT76x02_TRACE_H
#include <linux/tracepoint.h>
#include "mt76x02.h"
#undef TRACE_SYSTEM
#define TRACE_SYSTEM mt76x02
#define MAXNAME 32
#define DEV_ENTRY __array(char, wiphy_name, 32)
#define DEV_ASSIGN strlcpy(__entry->wiphy_name, wiphy_name(mt76_hw(dev)->wiphy), MAXNAME)
#define DEV_PR_FMT "%s"
#define DEV_PR_ARG __entry->wiphy_name
#define TXID_ENTRY __field(u8, wcid) __field(u8, pktid)
#define TXID_ASSIGN __entry->wcid = wcid; __entry->pktid = pktid
#define TXID_PR_FMT " [%d:%d]"
#define TXID_PR_ARG __entry->wcid, __entry->pktid
DECLARE_EVENT_CLASS(dev_evt,
TP_PROTO(struct mt76x02_dev *dev),
TP_ARGS(dev),
TP_STRUCT__entry(
DEV_ENTRY
),
TP_fast_assign(
DEV_ASSIGN;
),
TP_printk(DEV_PR_FMT, DEV_PR_ARG)
);
DEFINE_EVENT(dev_evt, mac_txstat_poll,
TP_PROTO(struct mt76x02_dev *dev),
TP_ARGS(dev)
);
TRACE_EVENT(mac_txstat_fetch,
TP_PROTO(struct mt76x02_dev *dev,
struct mt76x02_tx_status *stat),
TP_ARGS(dev, stat),
TP_STRUCT__entry(
DEV_ENTRY
TXID_ENTRY
__field(bool, success)
__field(bool, aggr)
__field(bool, ack_req)
__field(u16, rate)
__field(u8, retry)
),
TP_fast_assign(
DEV_ASSIGN;
__entry->success = stat->success;
__entry->aggr = stat->aggr;
__entry->ack_req = stat->ack_req;
__entry->wcid = stat->wcid;
__entry->pktid = stat->pktid;
__entry->rate = stat->rate;
__entry->retry = stat->retry;
),
TP_printk(
DEV_PR_FMT TXID_PR_FMT
" success:%d aggr:%d ack_req:%d"
" rate:%04x retry:%d",
DEV_PR_ARG, TXID_PR_ARG,
__entry->success, __entry->aggr, __entry->ack_req,
__entry->rate, __entry->retry
)
);
#endif
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE mt76x02_trace
#include <trace/define_trace.h>

1
drivers/net/wireless/mediatek/mt76/mt76x2/mac.h
View File

@ -49,7 +49,6 @@ int mt76x2_mac_set_beacon(struct mt76x02_dev *dev, u8 vif_idx,
struct sk_buff *skb);
void mt76x2_mac_set_beacon_enable(struct mt76x02_dev *dev, u8 vif_idx, bool val);
void mt76x2_mac_poll_tx_status(struct mt76x02_dev *dev, bool irq);
void mt76x2_mac_process_tx_status_fifo(struct mt76x02_dev *dev);
void mt76x2_mac_work(struct work_struct *work);

2
drivers/net/wireless/mediatek/mt76/mt76x2/pci_core.c
View File

@ -61,7 +61,7 @@ irqreturn_t mt76x2_irq_handler(int irq, void *dev_instance)
mt76_queue_kick(dev, &dev->mt76.q_tx[MT_TXQ_PSD]);
if (intr & MT_INT_TX_STAT) {
mt76x2_mac_poll_tx_status(dev, true);
mt76x02_mac_poll_tx_status(dev, true);
tasklet_schedule(&dev->tx_tasklet);
}

2
drivers/net/wireless/mediatek/mt76/mt76x2/pci_dma.c
View File

@ -26,7 +26,7 @@ void mt76x2_tx_tasklet(unsigned long data)
for (i = MT_TXQ_MCU; i >= 0; i--)
mt76_queue_tx_cleanup(dev, i, false);
mt76x2_mac_poll_tx_status(dev, false);
mt76x02_mac_poll_tx_status(dev, false);
mt76x02_irq_enable(&dev->mt76, MT_INT_TX_DONE_ALL);
}

33
drivers/net/wireless/mediatek/mt76/mt76x2/pci_mac.c
View File

@ -28,37 +28,6 @@ void mt76x2_mac_set_bssid(struct mt76x02_dev *dev, u8 idx, const u8 *addr)
get_unaligned_le16(addr + 4));
}
void mt76x2_mac_poll_tx_status(struct mt76x02_dev *dev, bool irq)
{
struct mt76x02_tx_status stat = {};
unsigned long flags;
u8 update = 1;
bool ret;
if (!test_bit(MT76_STATE_RUNNING, &dev->mt76.state))
return;
trace_mac_txstat_poll(dev);
while (!irq || !kfifo_is_full(&dev->txstatus_fifo)) {
spin_lock_irqsave(&dev->mt76.mmio.irq_lock, flags);
ret = mt76x02_mac_load_tx_status(&dev->mt76, &stat);
spin_unlock_irqrestore(&dev->mt76.mmio.irq_lock, flags);
if (!ret)
break;
trace_mac_txstat_fetch(dev, &stat);
if (!irq) {
mt76x02_send_tx_status(&dev->mt76, &stat, &update);
continue;
}
kfifo_put(&dev->txstatus_fifo, stat);
}
}
static void
mt76x2_mac_queue_txdone(struct mt76x02_dev *dev, struct sk_buff *skb,
void *txwi_ptr)
@ -66,7 +35,7 @@ mt76x2_mac_queue_txdone(struct mt76x02_dev *dev, struct sk_buff *skb,
struct mt76x2_tx_info *txi = mt76x2_skb_tx_info(skb);
struct mt76x02_txwi *txwi = txwi_ptr;
mt76x2_mac_poll_tx_status(dev, false);
mt76x02_mac_poll_tx_status(dev, false);
txi->tries = 0;
txi->jiffies = jiffies;

55
drivers/net/wireless/mediatek/mt76/mt76x2/trace.h
View File

@ -34,18 +34,6 @@
#define TXID_PR_FMT " [%d:%d]"
#define TXID_PR_ARG __entry->wcid, __entry->pktid
DECLARE_EVENT_CLASS(dev_evt,
TP_PROTO(struct mt76x02_dev *dev),
TP_ARGS(dev),
TP_STRUCT__entry(
DEV_ENTRY
),
TP_fast_assign(
DEV_ASSIGN;
),
TP_printk(DEV_PR_FMT, DEV_PR_ARG)
);
DECLARE_EVENT_CLASS(dev_txid_evt,
TP_PROTO(struct mt76x02_dev *dev, u8 wcid, u8 pktid),
TP_ARGS(dev, wcid, pktid),
@ -63,54 +51,11 @@ DECLARE_EVENT_CLASS(dev_txid_evt,
)
);
DEFINE_EVENT(dev_evt, mac_txstat_poll,
TP_PROTO(struct mt76x02_dev *dev),
TP_ARGS(dev)
);
DEFINE_EVENT(dev_txid_evt, mac_txdone_add,
TP_PROTO(struct mt76x02_dev *dev, u8 wcid, u8 pktid),
TP_ARGS(dev, wcid, pktid)
);
TRACE_EVENT(mac_txstat_fetch,
TP_PROTO(struct mt76x02_dev *dev,
struct mt76x02_tx_status *stat),
TP_ARGS(dev, stat),
TP_STRUCT__entry(
DEV_ENTRY
TXID_ENTRY
__field(bool, success)
__field(bool, aggr)
__field(bool, ack_req)
__field(u16, rate)
__field(u8, retry)
),
TP_fast_assign(
DEV_ASSIGN;
__entry->success = stat->success;
__entry->aggr = stat->aggr;
__entry->ack_req = stat->ack_req;
__entry->wcid = stat->wcid;
__entry->pktid = stat->pktid;
__entry->rate = stat->rate;
__entry->retry = stat->retry;
),
TP_printk(
DEV_PR_FMT TXID_PR_FMT
" success:%d aggr:%d ack_req:%d"
" rate:%04x retry:%d",
DEV_PR_ARG, TXID_PR_ARG,
__entry->success, __entry->aggr, __entry->ack_req,
__entry->rate, __entry->retry
)
);
TRACE_EVENT(dev_irq,
TP_PROTO(struct mt76x02_dev *dev, u32 val, u32 mask),