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mt76: mt7921s: fix cmd timeout in throughput test

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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 <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Deren Wu
2021-12-16 19:45:17 +01:00
committed by Felix Fietkau
parent 8d6c68a7d0
commit 26fb105e53
2 changed files with 6 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mt76.h
+2
View File
@@ -497,6 +497,8 @@ 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;
sdio.c
+4 -4
View File
@@ -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;
}