From: Florian Fainelli Date: Wed, 11 Apr 2012 07:18:41 +0000 (+0000) Subject: r6040: define and use MTPR transmit enable bit X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=940ff7ed0e2af6410078addead6ca245f55b72da;p=linux-beck.git r6040: define and use MTPR transmit enable bit Define MTPR bit 0 of the register and use it where it is appropriate. Signed-off-by: Florian Fainelli Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c index 1a365ae598d6..afa4186cb2be 100644 --- a/drivers/net/ethernet/rdc/r6040.c +++ b/drivers/net/ethernet/rdc/r6040.c @@ -74,6 +74,7 @@ #define MT_ICR 0x0C /* TX interrupt control */ #define MR_ICR 0x10 /* RX interrupt control */ #define MTPR 0x14 /* TX poll command register */ +#define TM2TX 0x0001 /* Trigger MAC to transmit */ #define MR_BSR 0x18 /* RX buffer size */ #define MR_DCR 0x1A /* RX descriptor control */ #define MLSR 0x1C /* Last status */ @@ -420,7 +421,7 @@ static void r6040_init_mac_regs(struct net_device *dev) /* Let TX poll the descriptors * we may got called by r6040_tx_timeout which has left * some unsent tx buffers */ - iowrite16(0x01, ioaddr + MTPR); + iowrite16(TM2TX, ioaddr + MTPR); } static void r6040_tx_timeout(struct net_device *dev) @@ -844,7 +845,7 @@ static netdev_tx_t r6040_start_xmit(struct sk_buff *skb, skb_tx_timestamp(skb); /* Trigger the MAC to check the TX descriptor */ - iowrite16(0x01, ioaddr + MTPR); + iowrite16(TM2TX, ioaddr + MTPR); lp->tx_insert_ptr = descptr->vndescp; /* If no tx resource, stop */