linux-kernel - Re: linux-next: Tree for December 19 (staging/dt3155)

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Message-ID: <20091219044747.GB14503@suse.de>
Date:	Fri, 18 Dec 2009 20:47:47 -0800
From:	Greg KH <gregkh@...e.de>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Scott Smedley <ss@....gov.au>
Subject: Re: linux-next: Tree for December 19 (staging/dt3155)

On Fri, Dec 18, 2009 at 07:10:37PM -0800, Randy Dunlap wrote:
> On Sat, 19 Dec 2009 11:04:57 +1100 Stephen Rothwell wrote:
> 
> > Hi all,
> > 
> > I said:
> > > News:  there will be no linux-next releases until at least Dec 24 and,
> > > more likely, Dec 29.  Have a Merry Christmas and take a break.  :-)
> > 
> > Well, I decided I had time for one more so it will be based in -rc1).
> > 
> > This one has not had the build testing *between* merges, but has had all
> > the normal build testing at the end.  Since the latter testing showed no
> > problems, this just means that there may be more unbisectable points in
> > the tree (but that is unlikely).
> 
> 
> When CONFIG_DT3155=y (i.e., not a loadable module):

Ick, I'll change that to 'M' now, it shouldn't be built in just yet for
the reasons you found.

I don't think the code has ever been built as 'y' as you just found out.

> 
> (a)
> drivers/staging/dt3155/dt3155_drv.c:967: error: implicit declaration of function 'pci_find_device'
> drivers/staging/dt3155/dt3155_drv.c:1151: error: implicit declaration of function 'request_irq'
> drivers/staging/dt3155/dt3155_drv.c:1152: error: 'IRQF_SHARED' undeclared (first use in this function)
> drivers/staging/dt3155/dt3155_drv.c:1152: error: 'IRQF_DISABLED' undeclared (first use in this function)
> drivers/staging/dt3155/dt3155_drv.c:1195: error: implicit declaration of function 'free_irq'
> 
> 
> #ifdef MODULE
> #include <linux/interrupt.h>
> 
> linux/interrupt.h is needed for DT3155=y, not just when DT3155=m.
> 
> Oh, and this config has:  # CONFIG_PCI_LEGACY is not set
> which accounts for pci_find_device() being unknown.
> If that is required (as it is currently, even though this function is
> deprecated), it can be expressed in the driver's Kconfig file:
> 	depends on PCI_LEGACY
>

I'll fix this up to just not need this anymore, as it should be fixed.

> (b) when compiling goes further:
> 
> drivers/staging/dt3155/dt3155_drv.c:571: warning: format '%x' expects type 'unsigned int', but argument 2 has type 'long unsigned int'
> drivers/staging/dt3155/dt3155_drv.c:571: warning: format '%x' expects type 'unsigned int', but argument 3 has type 'long unsigned int'
> drivers/staging/dt3155/dt3155_drv.c:657: warning: format '%x' expects type 'unsigned int', but argument 2 has type 'long unsigned int'
> drivers/staging/dt3155/dt3155_drv.c:657: warning: format '%x' expects type 'unsigned int', but argument 3 has type 'long unsigned int'
> 
> 
> 
> General:
> 
> #ifndef CONFIG_PCI
> #error  "DT3155 :  Kernel PCI support not enabled (DT3155 drive requires PCI)"
> #endif
> 
> That should be handled via Kconfig, not in a .c file.
> Ah, it is done in Kconfig, so those lines above (in .c file) can be deleted.

Yes, lots of stuff in the .c file can be deleted :)

thanks,

greg k-h
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