netdev - Re: [PATCH v4 net-next repost 2/2] sh_eth: Add support for r8a7790 SoC

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Message-ID: <20130729235952.GD11142@verge.net.au>
Date:	Tue, 30 Jul 2013 08:59:52 +0900
From:	Simon Horman <horms@...ge.net.au>
To:	Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:	netdev@...r.kernel.org, linux-sh@...r.kernel.org,
	Magnus Damm <magnus.damm@...il.com>,
	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
Subject: Re: [PATCH v4 net-next repost 2/2] sh_eth: Add support for r8a7790
 SoC

On Tue, Jul 30, 2013 at 01:32:33AM +0200, Laurent Pinchart wrote:
> Hi Simon,
> 
> On Tuesday 23 July 2013 10:18:05 Simon Horman wrote:
> > This is a copy of support for r8a7778/9 with the .rmiimode mode bit
> > of struct sh_eth_cpu_data set.
> > 
> > Also update R8A7779 to R8A777x.
> > 
> > Signed-off-by: Simon Horman <horms+renesas@...ge.net.au>
> > 
> > ---
> > 
> > v4
> > * s/R8A7779/R8A777x/ as requested by Sergei Shtylyov.
> > 
> > v3
> > * Add r8a7790_data rather than updating r8a777x_data.
> >   As requested by Sergei Shtylyov.
> > 
> > v2
> > * Split from "sh_eth: add support RMIIMODE register"
> > ---
> >  drivers/net/ethernet/renesas/Kconfig  |  2 +-
> >  drivers/net/ethernet/renesas/sh_eth.c | 21 +++++++++++++++++++++
> >  2 files changed, 22 insertions(+), 1 deletion(-)
> > 
> > diff --git a/drivers/net/ethernet/renesas/Kconfig
> > b/drivers/net/ethernet/renesas/Kconfig index 19a8a04..a30c439 100644
> > --- a/drivers/net/ethernet/renesas/Kconfig
> > +++ b/drivers/net/ethernet/renesas/Kconfig
> > @@ -13,4 +13,4 @@ config SH_ETH
> >  	  Renesas SuperH Ethernet device driver.
> >  	  This driver supporting CPUs are:
> >  		- SH7619, SH7710, SH7712, SH7724, SH7734, SH7763, SH7757,
> > -		  R8A7740 and R8A7779.
> > +		  R8A7740, R8A777x and R8A7790.
> > diff --git a/drivers/net/ethernet/renesas/sh_eth.c
> > b/drivers/net/ethernet/renesas/sh_eth.c index 87af49f..fedc0a0 100644
> > --- a/drivers/net/ethernet/renesas/sh_eth.c
> > +++ b/drivers/net/ethernet/renesas/sh_eth.c
> > @@ -393,6 +393,26 @@ static struct sh_eth_cpu_data r8a777x_data = {
> >  	.hw_swap	= 1,
> >  };
> > 
> > +/* R8A7790 */
> > +static struct sh_eth_cpu_data r8a7790_data = {
> > +	.set_duplex	= sh_eth_set_duplex,
> > +	.set_rate	= sh_eth_set_rate_r8a777x,
> > +
> > +	.ecsr_value	= ECSR_PSRTO | ECSR_LCHNG | ECSR_ICD,
> > +	.ecsipr_value	= ECSIPR_PSRTOIP | ECSIPR_LCHNGIP | ECSIPR_ICDIP,
> > +	.eesipr_value	= 0x01ff009f,
> > +
> > +	.tx_check	= EESR_FTC | EESR_CND | EESR_DLC | EESR_CD | EESR_RTO,
> > +	.eesr_err_check	= EESR_TWB | EESR_TABT | EESR_RABT | EESR_RDE |
> > +			  EESR_RFRMER | EESR_TFE | EESR_TDE | EESR_ECI,
> 
> Is there a reason why the EESR_RFE bit isn't set in eesr_err_check (and thus 
> ignored in the interrupt handler) but set in eesipr_value ?
> 
> If it's just an omission I'll send a patch.

I believe it is just an omission.

> > +
> > +	.apr		= 1,
> > +	.mpr		= 1,
> > +	.tpauser	= 1,
> > +	.hw_swap	= 1,
> > +	.rmiimode	= 1,
> > +};
> > +
> >  static void sh_eth_set_rate_sh7724(struct net_device *ndev)
> >  {
> >  	struct sh_eth_private *mdp = netdev_priv(ndev);
> > @@ -2753,6 +2773,7 @@ static struct platform_device_id sh_eth_id_table[] = {
> > { "sh7763-gether", (kernel_ulong_t)&sh7763_data },
> >  	{ "r8a7740-gether", (kernel_ulong_t)&r8a7740_data },
> >  	{ "r8a777x-ether", (kernel_ulong_t)&r8a777x_data },
> > +	{ "r8a7790-ether", (kernel_ulong_t)&r8a7790_data },
> >  	{ }
> >  };
> >  MODULE_DEVICE_TABLE(platform, sh_eth_id_table);
> 
> -- 
> Regards,
> 
> Laurent Pinchart
> 
> --
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