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Commit 275391a4 authored by Francois Romieu's avatar Francois Romieu Committed by Jeff Garzik
Browse files

r8169: add bit description for the TxPoll register 



Signed-off-by: default avatarFrancois Romieu <romieu@fr.zoreil.com>
Cc: Edward Hsu <edward_hsu@realtek.com.tw>
parent 07d3f51f

drivers/net/r8169.c

+6 −1
Original line number Diff line number Diff line
@@ -250,6 +250,11 @@ enum rtl_register_content { 
	CmdTxEnb	= 0x04,

	RxBufEmpty	= 0x01,



	/* TXPoll register p.5 */

	HPQ		= 0x80,		/* Poll cmd on the high prio queue */

	NPQ		= 0x40,		/* Poll cmd on the low prio queue */

	FSWInt		= 0x01,		/* Forced software interrupt */



	/* Cfg9346Bits */

	Cfg9346_Lock	= 0x00,

	Cfg9346_Unlock	= 0xc0,
@@ -2405,7 +2410,7 @@ static int rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev) 


	smp_wmb();



	RTL_W8(TxPoll, 0x40);	/* set polling bit */

	RTL_W8(TxPoll, NPQ);	/* set polling bit */



	if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) {

		netif_stop_queue(dev);