netdev - Re: [PATCH] stmmac: fix sparse warnings

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Date:	Wed, 05 Nov 2014 11:03:46 +0200
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Giuseppe CAVALLARO <peppe.cavallaro@...com>
Cc:	netdev@...r.kernel.org,
	Kweh Hock Leong <hock.leong.kweh@...el.com>,
	"David S . Miller" <davem@...emloft.net>,
	Vince Bridgers <vbridgers2013@...il.com>
Subject: Re: [PATCH] stmmac: fix sparse warnings

On Tue, 2014-11-04 at 17:35 +0100, Giuseppe CAVALLARO wrote:
> On 11/3/2014 6:28 PM, Andy Shevchenko wrote:
> > This patch fixes the following sparse warnings.
> >
> > drivers/net/ethernet/stmicro/stmmac/enh_desc.c:381:30: warning: symbol 'enh_desc_ops' was not declared. Should it be static?
> > drivers/net/ethernet/stmicro/stmmac/norm_desc.c:253:30: warning: symbol 'ndesc_ops' was not declared. Should it be static?
> > drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c:141:33: warning: symbol 'stmmac_ptp' was not declared. Should it be static?
> >
> > There is no functional change.
> 
> Hello Andy
> 
> I have never seen this kind of warnings. I prefer to not include the
> stmmac.h in enh_desc.c and norm_desc.c but eventually to move the
> following from stmmac.h to common.h:
>    extern const struct stmmac_desc_ops enh_desc_ops;
>    extern const struct stmmac_desc_ops ndesc_ops;
> what do you think?

If it would work I do this way certainly. Thanks for the tip.

Will check soon and resubmit new version.

> 
> peppe
> 
> 
> >
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> > ---
> >   drivers/net/ethernet/stmicro/stmmac/enh_desc.c        | 2 ++
> >   drivers/net/ethernet/stmicro/stmmac/norm_desc.c       | 2 ++
> >   drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c | 2 ++
> >   3 files changed, 6 insertions(+)
> >
> > diff --git a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
> > index 1e2bcf5..ddd4272 100644
> > --- a/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
> > +++ b/drivers/net/ethernet/stmicro/stmmac/enh_desc.c
> > @@ -23,8 +23,10 @@
> >   *******************************************************************************/
> >
> >   #include <linux/stmmac.h>
> > +
> >   #include "common.h"
> >   #include "descs_com.h"
> > +#include "stmmac.h"
> >
> >   static int enh_desc_get_tx_status(void *data, struct stmmac_extra_stats *x,
> >   				  struct dma_desc *p, void __iomem *ioaddr)
> > diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
> > index 35ad4f4..46b882c 100644
> > --- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
> > +++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
> > @@ -23,8 +23,10 @@
> >   *******************************************************************************/
> >
> >   #include <linux/stmmac.h>
> > +
> >   #include "common.h"
> >   #include "descs_com.h"
> > +#include "stmmac.h"
> >
> >   static int ndesc_get_tx_status(void *data, struct stmmac_extra_stats *x,
> >   			       struct dma_desc *p, void __iomem *ioaddr)
> > diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
> > index 76ad214..88e0da3 100644
> > --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
> > +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
> > @@ -25,8 +25,10 @@
> >
> >   #include <linux/io.h>
> >   #include <linux/delay.h>
> > +
> >   #include "common.h"
> >   #include "stmmac_ptp.h"
> > +#include "stmmac.h"
> >
> >   static void stmmac_config_hw_tstamping(void __iomem *ioaddr, u32 data)
> >   {
> >
> 


-- 
Andy Shevchenko <andriy.shevchenko@...el.com>
Intel Finland Oy

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