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mt76: reduce rx buffer size to 2048

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Reduce rx buffer size to 2048 for mt7921/mt7915/mt7615 since we
now support rx amsdu offload

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi
2021-06-09 17:13:58 +02:00
committed by Felix Fietkau
parent abded041a0
commit 49c9a263d7
3 changed files with 10 additions and 19 deletions
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9
drivers/net/wireless/mediatek/mt76/mt7615/dma.c
View File

@@ -222,14 +222,9 @@ void mt7615_dma_start(struct mt7615_dev *dev)
int mt7615_dma_init(struct mt7615_dev *dev)
{
int rx_ring_size = MT7615_RX_RING_SIZE;
int rx_buf_size = MT_RX_BUF_SIZE;
u32 mask;
int ret;
/* Increase buffer size to receive large VHT MPDUs */
if (dev->mphy.cap.has_5ghz)
rx_buf_size *= 2;
mt76_dma_attach(&dev->mt76);
mt76_wr(dev, MT_WPDMA_GLO_CFG,
@@ -270,7 +265,7 @@ int mt7615_dma_init(struct mt7615_dev *dev)
/* init rx queues */
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU], 1,
MT7615_RX_MCU_RING_SIZE, rx_buf_size,
MT7615_RX_MCU_RING_SIZE, MT_RX_BUF_SIZE,
MT_RX_RING_BASE);
if (ret)
return ret;
@@ -279,7 +274,7 @@ int mt7615_dma_init(struct mt7615_dev *dev)
rx_ring_size /= 2;
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MAIN], 0,
rx_ring_size, rx_buf_size, MT_RX_RING_BASE);
rx_ring_size, MT_RX_BUF_SIZE, MT_RX_RING_BASE);
if (ret)
return ret;

12
drivers/net/wireless/mediatek/mt76/mt7915/dma.c
View File

@@ -79,8 +79,6 @@ void mt7915_dma_prefetch(struct mt7915_dev *dev)
int mt7915_dma_init(struct mt7915_dev *dev)
{
/* Increase buffer size to receive large VHT/HE MPDUs */
int rx_buf_size = MT_RX_BUF_SIZE * 2;
u32 hif1_ofs = 0;
int ret;
@@ -144,28 +142,28 @@ int mt7915_dma_init(struct mt7915_dev *dev)
/* event from WM */
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU],
MT7915_RXQ_MCU_WM, MT7915_RX_MCU_RING_SIZE,
rx_buf_size, MT_RX_EVENT_RING_BASE);
MT_RX_BUF_SIZE, MT_RX_EVENT_RING_BASE);
if (ret)
return ret;
/* event from WA */
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU_WA],
MT7915_RXQ_MCU_WA, MT7915_RX_MCU_RING_SIZE,
rx_buf_size, MT_RX_EVENT_RING_BASE);
MT_RX_BUF_SIZE, MT_RX_EVENT_RING_BASE);
if (ret)
return ret;
/* rx data queue */
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MAIN],
MT7915_RXQ_BAND0, MT7915_RX_RING_SIZE,
rx_buf_size, MT_RX_DATA_RING_BASE);
MT_RX_BUF_SIZE, MT_RX_DATA_RING_BASE);
if (ret)
return ret;
if (dev->dbdc_support) {
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_EXT],
MT7915_RXQ_BAND1, MT7915_RX_RING_SIZE,
rx_buf_size,
MT_RX_BUF_SIZE,
MT_RX_DATA_RING_BASE + hif1_ofs);
if (ret)
return ret;
@@ -174,7 +172,7 @@ int mt7915_dma_init(struct mt7915_dev *dev)
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_EXT_WA],
MT7915_RXQ_MCU_WA_EXT,
MT7915_RX_MCU_RING_SIZE,
rx_buf_size,
MT_RX_BUF_SIZE,
MT_RX_EVENT_RING_BASE + hif1_ofs);
if (ret)
return ret;

8
drivers/net/wireless/mediatek/mt76/mt7921/dma.c
View File

@@ -380,9 +380,7 @@ int mt7921_wpdma_reinit_cond(struct mt7921_dev *dev)
int mt7921_dma_init(struct mt7921_dev *dev)
{
/* Increase buffer size to receive large VHT/HE MPDUs */
struct mt76_bus_ops *bus_ops;
int rx_buf_size = MT_RX_BUF_SIZE * 2;
int ret;
dev->bus_ops = dev->mt76.bus;
@@ -430,7 +428,7 @@ int mt7921_dma_init(struct mt7921_dev *dev)
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU],
MT7921_RXQ_MCU_WM,
MT7921_RX_MCU_RING_SIZE,
rx_buf_size, MT_RX_EVENT_RING_BASE);
MT_RX_BUF_SIZE, MT_RX_EVENT_RING_BASE);
if (ret)
return ret;
@@ -438,14 +436,14 @@ int mt7921_dma_init(struct mt7921_dev *dev)
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU_WA],
MT7921_RXQ_MCU_WM,
MT7921_RX_MCU_RING_SIZE,
rx_buf_size, MT_WFDMA0(0x540));
MT_RX_BUF_SIZE, MT_WFDMA0(0x540));
if (ret)
return ret;
/* rx data */
ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MAIN],
MT7921_RXQ_BAND0, MT7921_RX_RING_SIZE,
rx_buf_size, MT_RX_DATA_RING_BASE);
MT_RX_BUF_SIZE, MT_RX_DATA_RING_BASE);
if (ret)
return ret;