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authorLorenzo Bianconi2020-07-30 16:09:50 +0200
committerFelix Fietkau2020-09-24 18:10:13 +0200
commitd74fda4c38ed90f4759e8724509541f29d19a1b7 (patch)
tree95507a36ace3e6028bae27bc7edef0cb354f66df
parent3e5f374d332b76f536e197a70bd24e7b02b218c8 (diff)
mt76: mt76s: move status processing in txrx wq
As it has been done for tx and rx processing, move tx/rx status processing into mt76s_txrx_wq workqueue Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76.h6
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c6
-rw-r--r--drivers/net/wireless/mediatek/mt76/sdio.c54
3 files changed, 25 insertions, 41 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 583bd82c6dcc..4df3fb0fdbbb 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -446,12 +446,12 @@ struct mt76_usb {
};
struct mt76_sdio {
- struct task_struct *kthread;
- struct work_struct stat_work;
-
struct workqueue_struct *txrx_wq;
struct work_struct tx_work;
struct work_struct rx_work;
+ struct work_struct work;
+
+ struct work_struct stat_work;
unsigned long state;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c b/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c
index c214960504bf..8872b145df64 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c
@@ -212,7 +212,7 @@ void mt7663s_tx_work(struct work_struct *work)
if (nframes)
queue_work(sdio->txrx_wq, &sdio->tx_work);
- wake_up_process(sdio->kthread);
+ queue_work(sdio->txrx_wq, &sdio->work);
}
void mt7663s_rx_work(struct work_struct *work)
@@ -233,7 +233,7 @@ void mt7663s_rx_work(struct work_struct *work)
if (intr.isr & WHIER_RX0_DONE_INT_EN) {
ret = mt7663s_rx_run_queue(dev, 0, &intr);
if (ret > 0) {
- wake_up_process(sdio->kthread);
+ queue_work(sdio->txrx_wq, &sdio->work);
nframes += ret;
}
}
@@ -241,7 +241,7 @@ void mt7663s_rx_work(struct work_struct *work)
if (intr.isr & WHIER_RX1_DONE_INT_EN) {
ret = mt7663s_rx_run_queue(dev, 1, &intr);
if (ret > 0) {
- wake_up_process(sdio->kthread);
+ queue_work(sdio->txrx_wq, &sdio->work);
nframes += ret;
}
}
diff --git a/drivers/net/wireless/mediatek/mt76/sdio.c b/drivers/net/wireless/mediatek/mt76/sdio.c
index e9fa0ca8f9cd..5432b388ceab 100644
--- a/drivers/net/wireless/mediatek/mt76/sdio.c
+++ b/drivers/net/wireless/mediatek/mt76/sdio.c
@@ -70,6 +70,7 @@ void mt76s_stop_txrx(struct mt76_dev *dev)
cancel_work_sync(&sdio->tx_work);
cancel_work_sync(&sdio->rx_work);
+ cancel_work_sync(&sdio->work);
cancel_work_sync(&sdio->stat_work);
clear_bit(MT76_READING_STATS, &dev->phy.state);
@@ -282,41 +283,29 @@ static const struct mt76_queue_ops sdio_queue_ops = {
.tx_queue_skb_raw = mt76s_tx_queue_skb_raw,
};
-static int mt76s_kthread_run(void *data)
+static void mt76s_txrx_work(struct work_struct *work)
{
- struct mt76_dev *dev = data;
- struct mt76_phy *mphy = &dev->phy;
-
- while (!kthread_should_stop()) {
- int i, nframes = 0;
-
- cond_resched();
-
- /* rx processing */
- local_bh_disable();
- rcu_read_lock();
-
- mt76_for_each_q_rx(dev, i)
- nframes += mt76s_process_rx_queue(dev, &dev->q_rx[i]);
+ struct mt76_sdio *sdio = container_of(work, struct mt76_sdio, work);
+ struct mt76_dev *dev = container_of(sdio, struct mt76_dev, sdio);
+ int i;
- rcu_read_unlock();
- local_bh_enable();
+ /* rx processing */
+ local_bh_disable();
+ rcu_read_lock();
- /* tx processing */
- for (i = 0; i < MT_TXQ_MCU_WA; i++)
- nframes += mt76s_process_tx_queue(dev, i);
+ mt76_for_each_q_rx(dev, i)
+ mt76s_process_rx_queue(dev, &dev->q_rx[i]);
- if (dev->drv->tx_status_data &&
- !test_and_set_bit(MT76_READING_STATS, &mphy->state))
- queue_work(dev->wq, &dev->sdio.stat_work);
+ rcu_read_unlock();
+ local_bh_enable();
- if (!nframes || !test_bit(MT76_STATE_RUNNING, &mphy->state)) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule();
- }
- }
+ /* tx processing */
+ for (i = 0; i < MT_TXQ_MCU_WA; i++)
+ mt76s_process_tx_queue(dev, i);
- return 0;
+ if (dev->drv->tx_status_data &&
+ !test_and_set_bit(MT76_READING_STATS, &dev->phy.state))
+ queue_work(dev->wq, &dev->sdio.stat_work);
}
void mt76s_deinit(struct mt76_dev *dev)
@@ -324,9 +313,7 @@ void mt76s_deinit(struct mt76_dev *dev)
struct mt76_sdio *sdio = &dev->sdio;
int i;
- kthread_stop(sdio->kthread);
mt76s_stop_txrx(dev);
-
if (sdio->txrx_wq) {
destroy_workqueue(sdio->txrx_wq);
sdio->txrx_wq = NULL;
@@ -364,11 +351,8 @@ int mt76s_init(struct mt76_dev *dev, struct sdio_func *func,
if (!sdio->txrx_wq)
return -ENOMEM;
- sdio->kthread = kthread_create(mt76s_kthread_run, dev, "mt76s");
- if (IS_ERR(sdio->kthread))
- return PTR_ERR(sdio->kthread);
-
INIT_WORK(&sdio->stat_work, mt76s_tx_status_data);
+ INIT_WORK(&sdio->work, mt76s_txrx_work);
mutex_init(&sdio->sched.lock);
dev->queue_ops = &sdio_queue_ops;