Re: linux-next: Tree for Aug 30 (brcmfmac)

["Arend van Spriel" <arend@xxxxxxxxxxxx>]

On 08/31/13 20:40, Hauke Mehrtens wrote:
> On 08/31/2013 08:21 PM, Arend van Spriel wrote:
> > On 08/31/13 19:37, Geert Uytterhoeven wrote:
> > > On Fri, Aug 30, 2013 at 11:12 PM, Randy Dunlap<rdunlap@xxxxxxxxxxxxx>
> > > wrote:
> > > > This bool kconfig symbol:
> > > >
> > > > config BRCMFMAC_SDIO
> > > >           bool "SDIO bus interface support for FullMAC driver"
> > > >           depends on MMC
> > > >
> > > > allows BRCMFMAC_SDIO to be y even when MMC=m.
> > > >
> > > > Is there a reasonable solution to this?
> >
> > Actually, BRCMFMAC should be built in same form as the MMC and/or USB,
> > but only when BRCMFMAC_SDIO or BRCMFMAC_USB are selected.
> >
> > So valid combinations are:
> > MMC=m, USB=m, BRCMFMAC_SDIO=y, BRCMFMAC_USB=y =>  BRCMFMAC=m
> > MMC=m, USB=y, BRCMFMAC_SDIO=y, BRCMFMAC_USB=y =>  BRCMFMAC=m
> > MMC=y, USB=m, BRCMFMAC_SDIO=y, BRCMFMAC_USB=y =>  BRCMFMAC=m
> > MMC=m, USB=y, BRCMFMAC_SDIO=y, BRCMFMAC_USB=n =>  BRCMFMAC=m
> > MMC=m, USB=y, BRCMFMAC_SDIO=n, BRCMFMAC_USB=y =>  BRCMFMAC=m|y
> > MMC=y, USB=m, BRCMFMAC_SDIO=y, BRCMFMAC_USB=n =>  BRCMFMAC=m|y
> > MMC=y, USB=m, BRCMFMAC_SDIO=n, BRCMFMAC_USB=y =>  BRCMFMAC=m
> > MMC=y, USB=y, BRCMFMAC_SDIO=y, BRCMFMAC_USB=y =>  BRCMFMAC=m|y
> > MMC=y, USB=y, BRCMFMAC_SDIO=y, BRCMFMAC_USB=n =>  BRCMFMAC=m|y
> > MMC=y, USB=y, BRCMFMAC_SDIO=n, BRCMFMAC_USB=y =>  BRCMFMAC=m|y
> >
> > Not sure how to express the above.
>
> This should be expressed with this Kconfig:
>
> config BRCMFMAC_USB
> 	bool "USB bus interface support for FullMAC driver"
> 	depends on (USB = y || USB = BRCMFMAC)
> 	depends on BRCMFMAC
>
> config BRCMFMAC_SDIO
> 	bool "SDIO bus interface support for FullMAC driver"
> 	depends on (MMC = y || MMC = BRCMFMAC)
> 	depends on BRCMFMAC
> 	select FW_LOADER
>
> I haven't tested it, but we had a similar problem in b43 and fixed it
> like this.

Thanks, Hauke

I will create a patch fixing this.

Regards,
Arend

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