2023-06-05 15:30:41

by Shayne Chen

[permalink] [raw]
Subject: [PATCH v3 08/10] wifi: mt76: mt7996: fix WA event ring size

From: StanleyYP Wang <[email protected]>

Fix rx ring size of WA event to get rid of event loss and queue overflow
problems.

Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices")
Signed-off-by: StanleyYP Wang <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7996/dma.c | 2 +-
drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/dma.c b/drivers/net/wireless/mediatek/mt76/mt7996/dma.c
index 534143465d9b..fbedaacffbba 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/dma.c
@@ -293,7 +293,7 @@ int mt7996_dma_init(struct mt7996_dev *dev)
/* event from WA */
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU_WA],
MT_RXQ_ID(MT_RXQ_MCU_WA),
- MT7996_RX_MCU_RING_SIZE,
+ MT7996_RX_MCU_RING_SIZE_WA,
MT_RX_BUF_SIZE,
MT_RXQ_RING_BASE(MT_RXQ_MCU_WA));
if (ret)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
index 42892f06faa7..a3bd85d3df25 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
@@ -26,6 +26,7 @@

#define MT7996_RX_RING_SIZE 1536
#define MT7996_RX_MCU_RING_SIZE 512
+#define MT7996_RX_MCU_RING_SIZE_WA 1024

#define MT7996_FIRMWARE_WA "mediatek/mt7996/mt7996_wa.bin"
#define MT7996_FIRMWARE_WM "mediatek/mt7996/mt7996_wm.bin"
--
2.39.2