mt76x0: disable usb rx bulk aggregation (7fd3c60c) · Commits · 戴 / test

In order to use zero-copying, disable usb rx bulk aggregation Signed-off-by:

drivers/net/wireless/mediatek/mt76/mt76x0/init.c

+6 −6

Original line number	Diff line number	Diff line
		@@ -109,17 +109,17 @@ static void mt76x0_reset_csr_bbp(struct mt76x0_dev *dev)

		static void mt76x0_init_usb_dma(struct mt76x0_dev *dev)
		{
		struct mt76_usb *usb = &dev->mt76.usb;
		u32 val;

		val = mt76_rr(dev, MT_USB_DMA_CFG);

		val \|= FIELD_PREP(MT_USB_DMA_CFG_RX_BULK_AGG_TOUT, MT_USB_AGGR_TIMEOUT) \|
		FIELD_PREP(MT_USB_DMA_CFG_RX_BULK_AGG_LMT, MT_USB_AGGR_SIZE_LIMIT) \|
		MT_USB_DMA_CFG_RX_BULK_EN \|
		val \|= MT_USB_DMA_CFG_RX_BULK_EN \|
		MT_USB_DMA_CFG_TX_BULK_EN;
		if (usb->in_max_packet == 512)
		val \|= MT_USB_DMA_CFG_RX_BULK_AGG_EN;

		/* disable AGGR_BULK_RX in order to receive one
		* frame in each rx urb and avoid copies
		*/
		val &= ~MT_USB_DMA_CFG_RX_BULK_AGG_EN;
		mt76_wr(dev, MT_USB_DMA_CFG, val);

		val = mt76_rr(dev, MT_COM_REG0);