gitops/mt76
1
0
Fork 0
mirror of https://github.com/outbackdingo/mt76.git synced 2026-10-24 13:26:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

mt76x0: disable usb rx bulk aggregation

Browse Source 
In order to use zero-copying, disable usb rx bulk aggregation

Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Stanislaw Gruszka <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2018-09-12 13:16:24 +02:00
committed by Felix Fietkau
parent 26150902f3
commit 3c40eafd9e
1 changed files with 6 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mt76x0/init.c
+6 -6
View File
@@ -110,17 +110,17 @@ 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);