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From: Ben Hutchings <bhutchings@solarflare.com>
To: <monstr@monstr.eu>
Cc: <netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	Anirudha Sarangi <anirudh@xilinx.com>,
	John Linn <John.Linn@xilinx.com>,
	Grant Likely <grant.likely@secretlab.ca>,
	Rob Herring <rob.herring@calxeda.com>,
	"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH 11/11] net: xilinx: Show csum in bootlog
Date: Fri, 5 Oct 2012 14:36:52 +0100	[thread overview]
Message-ID: <1349444212.16173.37.camel@deadeye.wl.decadent.org.uk> (raw)
In-Reply-To: <506E7491.3000304@monstr.eu>

On Fri, 2012-10-05 at 07:48 +0200, Michal Simek wrote:
> On 10/04/2012 09:15 PM, Ben Hutchings wrote:
> > On Thu, 2012-10-04 at 20:14 +0200, Michal Simek wrote:
> >> Just show current setting in bootlog.
> > [...]
> >> --- a/drivers/net/ethernet/xilinx/ll_temac_main.c
> >> +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c
> >> @@ -1052,12 +1052,14 @@ static int __devinit temac_of_probe(struct platform_device *op)
> >>   	/* Setup checksum offload, but default to off if not specified */
> >>   	lp->temac_features = 0;
> >>   	p = (__be32 *)of_get_property(op->dev.of_node, "xlnx,txcsum", NULL);
> >> +	dev_info(&op->dev, "TX_CSUM %d\n", be32_to_cpup(p));
> >>   	if (p && be32_to_cpu(*p)) {
> >>   		lp->temac_features |= TEMAC_FEATURE_TX_CSUM;
> >>   		/* Can checksum TCP/UDP over IPv4. */
> >>   		ndev->features |= NETIF_F_IP_CSUM;
> >>   	}
> >>   	p = (__be32 *)of_get_property(op->dev.of_node, "xlnx,rxcsum", NULL);
> >> +	dev_info(&op->dev, "RX_CSUM %d\n", be32_to_cpup(p));
> > [...]
> >
> > Is there any particular reason you think this needs to be logged by
> > default, rather than letting users run ethtool -k?  I suggest using
> > dev_dbg() instead.
> 
> The reason was just to show it in the bootlog.
> I will check ethtool support for these drivers.

'ethtool -k' should just work so long as the driver sets the right bits
in ndev->features.

Ben.

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.


  reply	other threads:[~2012-10-05 13:36 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-04 18:14 [PATCH 01/11] net: axienet: Remove NETIF_F_SG dropping for no checksum feature Michal Simek
2012-10-04 18:14 ` [PATCH 02/11] net: axienet: Add ioctl support Michal Simek
2012-10-04 19:17   ` Ben Hutchings
2012-10-05  5:54     ` Michal Simek
2012-10-04 18:14 ` [PATCH 03/11] net: axienet: Do not use NO_IRQ Michal Simek
2012-10-04 18:14 ` [PATCH 04/11] net: axienet: Additional MDIO clock functionality Michal Simek
2012-10-04 18:14 ` [PATCH 05/11] net: axienet: Enable VLAN support by default Michal Simek
2012-10-04 18:14 ` [PATCH 06/11] net: ll_temac: Fix mdio initialization Michal Simek
2012-10-04 18:14 ` [PATCH 07/11] net: ll_temac: Fix DMA map size bug Michal Simek
2012-10-04 18:14 ` [PATCH 08/11] net: ll_temac: Do not use fixed mtu size Michal Simek
2012-10-04 19:22   ` Ben Hutchings
2012-10-05  5:58     ` Michal Simek
2012-10-04 18:14 ` [PATCH 09/11] net: ll_temac: Move frag loading to frag loop Michal Simek
2012-10-04 18:14 ` [PATCH 10/11] net: ll_temac: Simplify xmit Michal Simek
2012-10-04 18:14 ` [PATCH 11/11] net: xilinx: Show csum in bootlog Michal Simek
2012-10-04 19:15   ` Ben Hutchings
2012-10-05  5:48     ` Michal Simek
2012-10-05 13:36       ` Ben Hutchings [this message]
2012-10-05  9:35     ` Michal Simek
2012-10-05 13:51       ` Ben Hutchings
2012-10-09  9:08         ` Michal Simek
2012-10-09 16:56           ` Ben Hutchings
2012-10-10 16:06             ` Michal Simek
2012-10-10 16:14               ` Ben Hutchings
2012-10-04 18:26 ` [PATCH 01/11] net: axienet: Remove NETIF_F_SG dropping for no checksum feature David Miller
2012-10-05  5:22   ` Michal Simek

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