43 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			43 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
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| Date: Thu, 27 Oct 2022 22:18:05 +0200
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| Subject: [PATCH] net: broadcom: bcm4908_enet: report queued and transmitted
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|  bytes
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| MIME-Version: 1.0
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| Content-Type: text/plain; charset=UTF-8
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| Content-Transfer-Encoding: 8bit
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| 
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| This allows BQL to operate avoiding buffer bloat and reducing latency.
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| 
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| Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
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| ---
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|  drivers/net/ethernet/broadcom/bcm4908_enet.c | 4 ++++
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|  1 file changed, 4 insertions(+)
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| 
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| --- a/drivers/net/ethernet/broadcom/bcm4908_enet.c
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| +++ b/drivers/net/ethernet/broadcom/bcm4908_enet.c
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| @@ -504,6 +504,7 @@ static int bcm4908_enet_stop(struct net_
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|  	netif_carrier_off(netdev);
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|  	napi_disable(&rx_ring->napi);
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|  	napi_disable(&tx_ring->napi);
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| +	netdev_reset_queue(netdev);
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|  
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|  	bcm4908_enet_dma_rx_ring_disable(enet, &enet->rx_ring);
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|  	bcm4908_enet_dma_tx_ring_disable(enet, &enet->tx_ring);
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| @@ -563,6 +564,8 @@ static int bcm4908_enet_start_xmit(struc
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|  	if (ring->write_idx + 1 == ring->length - 1)
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|  		tmp |= DMA_CTL_STATUS_WRAP;
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|  
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| +	netdev_sent_queue(enet->netdev, skb->len);
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| +
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|  	buf_desc->addr = cpu_to_le32((uint32_t)slot->dma_addr);
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|  	buf_desc->ctl = cpu_to_le32(tmp);
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|  
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| @@ -670,6 +673,7 @@ static int bcm4908_enet_poll_tx(struct n
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|  			tx_ring->read_idx = 0;
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|  	}
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|  
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| +	netdev_completed_queue(enet->netdev, handled, bytes);
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|  	enet->netdev->stats.tx_packets += handled;
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|  	enet->netdev->stats.tx_bytes += bytes;
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|  
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