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Date:	Wed, 2 Sep 2009 00:08:20 -0600
From:	Grant Grundler <grundler@...isc-linux.org>
To:	Stephen Hemminger <shemminger@...tta.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	Kyle McMartin <kyle@...artin.ca>
Subject: Re: [PATCH 14/19] tulip: convert drivers to netdev_tx_t

On Tue, Sep 01, 2009 at 11:48:01PM -0600, Grant Grundler wrote:
> On Mon, Aug 31, 2009 at 10:50:53PM -0700, Stephen Hemminger wrote:
> > Signed-off-by: Stephen Hemminger <shemminger@...tta.com>
> > ---
> >  drivers/net/tulip/de2104x.c     |    3 ++-
> >  drivers/net/tulip/de4x5.c       |   11 +++++------
> >  drivers/net/tulip/dmfe.c        |    5 +++--
> >  drivers/net/tulip/tulip_core.c  |    5 +++--
> >  drivers/net/tulip/uli526x.c     |    6 ++++--
> >  drivers/net/tulip/winbond-840.c |    4 ++--
> >  drivers/net/tulip/xircom_cb.c   |    6 ++++--
> >  7 files changed, 23 insertions(+), 17 deletions(-)
> > 
> > --- a/drivers/net/tulip/de2104x.c	2009-08-29 23:10:19.609527457 -0700
> > +++ b/drivers/net/tulip/de2104x.c	2009-08-29 23:12:54.117527675 -0700
> > @@ -599,7 +599,8 @@ next:
> >  		netif_wake_queue(de->dev);
> >  }
> >  
> > -static int de_start_xmit (struct sk_buff *skb, struct net_device *dev)
> > +static netdev_tx_t de_start_xmit (struct sk_buff *skb,
> > +					struct net_device *dev)
> 
> Stephen,
> The patches look harmless and I'm inclined to ACK them...but google can't find
> any context or explanation for "netdev_tx_t". URL to email which proposed
> netdev_tx_t?

Finally found it...archives just had to catch up:
    http://thread.gmane.org/gmane.linux.network/136658/

ACKed-by: Grant Grundler <grundler@...isc-linux.org>

thanks,
grant

> 
> thanks,
> grant
> >  {
> >  	struct de_private *de = netdev_priv(dev);
> >  	unsigned int entry, tx_free;
> > --- a/drivers/net/tulip/de4x5.c	2009-08-29 23:10:19.553491700 -0700
> > +++ b/drivers/net/tulip/de4x5.c	2009-08-29 23:12:54.125526807 -0700
> > @@ -895,7 +895,8 @@ static struct {
> >  ** Public Functions
> >  */
> >  static int     de4x5_open(struct net_device *dev);
> > -static int     de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev);
> > +static netdev_tx_t de4x5_queue_pkt(struct sk_buff *skb,
> > +					 struct net_device *dev);
> >  static irqreturn_t de4x5_interrupt(int irq, void *dev_id);
> >  static int     de4x5_close(struct net_device *dev);
> >  static struct  net_device_stats *de4x5_get_stats(struct net_device *dev);
> > @@ -1456,18 +1457,16 @@ de4x5_sw_reset(struct net_device *dev)
> >  /*
> >  ** Writes a socket buffer address to the next available transmit descriptor.
> >  */
> > -static int
> > +static netdev_tx_t
> >  de4x5_queue_pkt(struct sk_buff *skb, struct net_device *dev)
> >  {
> >      struct de4x5_private *lp = netdev_priv(dev);
> >      u_long iobase = dev->base_addr;
> > -    int status = NETDEV_TX_OK;
> >      u_long flags = 0;
> >  
> >      netif_stop_queue(dev);
> > -    if (!lp->tx_enable) {                   /* Cannot send for now */
> > +    if (!lp->tx_enable)                   /* Cannot send for now */
> >  	return NETDEV_TX_LOCKED;
> > -    }
> >  
> >      /*
> >      ** Clean out the TX ring asynchronously to interrupts - sometimes the
> > @@ -1521,7 +1520,7 @@ de4x5_queue_pkt(struct sk_buff *skb, str
> >  
> >      lp->cache.lock = 0;
> >  
> > -    return status;
> > +    return NETDEV_TX_OK;
> >  }
> >  
> >  /*
> > --- a/drivers/net/tulip/dmfe.c	2009-08-29 23:10:19.521492310 -0700
> > +++ b/drivers/net/tulip/dmfe.c	2009-08-29 23:12:54.129527736 -0700
> > @@ -311,7 +311,7 @@ static u8 SF_mode;		/* Special Function:
> >  
> >  /* function declaration ------------------------------------- */
> >  static int dmfe_open(struct DEVICE *);
> > -static int dmfe_start_xmit(struct sk_buff *, struct DEVICE *);
> > +static netdev_tx_t dmfe_start_xmit(struct sk_buff *, struct DEVICE *);
> >  static int dmfe_stop(struct DEVICE *);
> >  static void dmfe_set_filter_mode(struct DEVICE *);
> >  static const struct ethtool_ops netdev_ethtool_ops;
> > @@ -661,7 +661,8 @@ static void dmfe_init_dm910x(struct DEVI
> >   *	Send a packet to media from the upper layer.
> >   */
> >  
> > -static int dmfe_start_xmit(struct sk_buff *skb, struct DEVICE *dev)
> > +static netdev_tx_t dmfe_start_xmit(struct sk_buff *skb,
> > +					 struct DEVICE *dev)
> >  {
> >  	struct dmfe_board_info *db = netdev_priv(dev);
> >  	struct tx_desc *txptr;
> > --- a/drivers/net/tulip/tulip_core.c	2009-08-29 23:10:19.589491808 -0700
> > +++ b/drivers/net/tulip/tulip_core.c	2009-08-29 23:12:54.129527736 -0700
> > @@ -256,7 +256,8 @@ const char tulip_media_cap[32] =
> >  static void tulip_tx_timeout(struct net_device *dev);
> >  static void tulip_init_ring(struct net_device *dev);
> >  static void tulip_free_ring(struct net_device *dev);
> > -static int tulip_start_xmit(struct sk_buff *skb, struct net_device *dev);
> > +static netdev_tx_t tulip_start_xmit(struct sk_buff *skb,
> > +					  struct net_device *dev);
> >  static int tulip_open(struct net_device *dev);
> >  static int tulip_close(struct net_device *dev);
> >  static void tulip_up(struct net_device *dev);
> > @@ -645,7 +646,7 @@ static void tulip_init_ring(struct net_d
> >  	tp->tx_ring[i-1].buffer2 = cpu_to_le32(tp->tx_ring_dma);
> >  }
> >  
> > -static int
> > +static netdev_tx_t
> >  tulip_start_xmit(struct sk_buff *skb, struct net_device *dev)
> >  {
> >  	struct tulip_private *tp = netdev_priv(dev);
> > --- a/drivers/net/tulip/uli526x.c	2009-08-29 23:10:19.637530461 -0700
> > +++ b/drivers/net/tulip/uli526x.c	2009-08-29 23:12:54.133492067 -0700
> > @@ -215,7 +215,8 @@ static int mode = 8;
> >  
> >  /* function declaration ------------------------------------- */
> >  static int uli526x_open(struct net_device *);
> > -static int uli526x_start_xmit(struct sk_buff *, struct net_device *);
> > +static netdev_tx_t uli526x_start_xmit(struct sk_buff *,
> > +					    struct net_device *);
> >  static int uli526x_stop(struct net_device *);
> >  static void uli526x_set_filter_mode(struct net_device *);
> >  static const struct ethtool_ops netdev_ethtool_ops;
> > @@ -567,7 +568,8 @@ static void uli526x_init(struct net_devi
> >   *	Send a packet to media from the upper layer.
> >   */
> >  
> > -static int uli526x_start_xmit(struct sk_buff *skb, struct net_device *dev)
> > +static netdev_tx_t uli526x_start_xmit(struct sk_buff *skb,
> > +					    struct net_device *dev)
> >  {
> >  	struct uli526x_board_info *db = netdev_priv(dev);
> >  	struct tx_desc *txptr;
> > --- a/drivers/net/tulip/winbond-840.c	2009-08-29 23:10:19.537492110 -0700
> > +++ b/drivers/net/tulip/winbond-840.c	2009-08-29 23:12:54.133492067 -0700
> > @@ -333,7 +333,7 @@ static void init_registers(struct net_de
> >  static void tx_timeout(struct net_device *dev);
> >  static int alloc_ringdesc(struct net_device *dev);
> >  static void free_ringdesc(struct netdev_private *np);
> > -static int  start_tx(struct sk_buff *skb, struct net_device *dev);
> > +static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev);
> >  static irqreturn_t intr_handler(int irq, void *dev_instance);
> >  static void netdev_error(struct net_device *dev, int intr_status);
> >  static int  netdev_rx(struct net_device *dev);
> > @@ -997,7 +997,7 @@ static void free_ringdesc(struct netdev_
> >  
> >  }
> >  
> > -static int start_tx(struct sk_buff *skb, struct net_device *dev)
> > +static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev)
> >  {
> >  	struct netdev_private *np = netdev_priv(dev);
> >  	unsigned entry;
> > --- a/drivers/net/tulip/xircom_cb.c	2009-08-29 23:10:19.505491812 -0700
> > +++ b/drivers/net/tulip/xircom_cb.c	2009-08-29 23:12:54.137512691 -0700
> > @@ -113,7 +113,8 @@ struct xircom_private {
> >  static int xircom_probe(struct pci_dev *pdev, const struct pci_device_id *id);
> >  static void xircom_remove(struct pci_dev *pdev);
> >  static irqreturn_t xircom_interrupt(int irq, void *dev_instance);
> > -static int xircom_start_xmit(struct sk_buff *skb, struct net_device *dev);
> > +static netdev_tx_t xircom_start_xmit(struct sk_buff *skb,
> > +					   struct net_device *dev);
> >  static int xircom_open(struct net_device *dev);
> >  static int xircom_close(struct net_device *dev);
> >  static void xircom_up(struct xircom_private *card);
> > @@ -384,7 +385,8 @@ static irqreturn_t xircom_interrupt(int 
> >  	return IRQ_HANDLED;
> >  }
> >  
> > -static int xircom_start_xmit(struct sk_buff *skb, struct net_device *dev)
> > +static netdev_tx_t xircom_start_xmit(struct sk_buff *skb,
> > +					   struct net_device *dev)
> >  {
> >  	struct xircom_private *card;
> >  	unsigned long flags;
> > 
> > -- 
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