diff mbox series

mt76: mt7921s: fix cmd timeout in throughput test

Message ID d187e530a37a7941912e356e356606ffaad88b8a.1639673722.git.deren.wu@mediatek.com (mailing list archive)
State Accepted
Delegated to: Felix Fietkau
Headers show
Series mt76: mt7921s: fix cmd timeout in throughput test | expand

Commit Message

Deren Wu Dec. 16, 2021, 5:02 p.m. UTC 
From: Deren Wu <deren.wu@mediatek.com>

During heavy loading throughtput test, the RX buffer (128)
would be exhausted and some RX pkts dropped randomly. Increase
buffer size from 128 to 512 (a safer length) to avoid tput degrade
or cmd-timeout problem.

Signed-off-by: Deren Wu <deren.wu@mediatek.com>
---
 drivers/net/wireless/mediatek/mt76/mt76.h | 2 ++
 drivers/net/wireless/mediatek/mt76/sdio.c | 8 ++++----
 2 files changed, 6 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 239742112e16..2a4120f71534 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -495,6 +495,8 @@  struct mt76_usb {
 };
 
 #define MT76S_XMIT_BUF_SZ	(16 * PAGE_SIZE)
+#define MT76S_NUM_TX_ENTRIES	256
+#define MT76S_NUM_RX_ENTRIES	512
 struct mt76_sdio {
 	struct mt76_worker txrx_worker;
 	struct mt76_worker status_worker;
diff --git a/drivers/net/wireless/mediatek/mt76/sdio.c b/drivers/net/wireless/mediatek/mt76/sdio.c
index b0bc7be0fb1f..54f72d215948 100644
--- a/drivers/net/wireless/mediatek/mt76/sdio.c
+++ b/drivers/net/wireless/mediatek/mt76/sdio.c
@@ -305,12 +305,12 @@  int mt76s_alloc_rx_queue(struct mt76_dev *dev, enum mt76_rxq_id qid)
 
 	spin_lock_init(&q->lock);
 	q->entry = devm_kcalloc(dev->dev,
-				MT_NUM_RX_ENTRIES, sizeof(*q->entry),
+				MT76S_NUM_RX_ENTRIES, sizeof(*q->entry),
 				GFP_KERNEL);
 	if (!q->entry)
 		return -ENOMEM;
 
-	q->ndesc = MT_NUM_RX_ENTRIES;
+	q->ndesc = MT76S_NUM_RX_ENTRIES;
 	q->head = q->tail = 0;
 	q->queued = 0;
 
@@ -328,12 +328,12 @@  static struct mt76_queue *mt76s_alloc_tx_queue(struct mt76_dev *dev)
 
 	spin_lock_init(&q->lock);
 	q->entry = devm_kcalloc(dev->dev,
-				MT_NUM_TX_ENTRIES, sizeof(*q->entry),
+				MT76S_NUM_TX_ENTRIES, sizeof(*q->entry),
 				GFP_KERNEL);
 	if (!q->entry)
 		return ERR_PTR(-ENOMEM);
 
-	q->ndesc = MT_NUM_TX_ENTRIES;
+	q->ndesc = MT76S_NUM_TX_ENTRIES;
 
 	return q;
 }