linux-kernel - Re: [RFC 4/5] ARM: OMAP3: bind omap3isp

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Date:	Mon, 14 Nov 2011 13:01:35 -0800
From:	Tony Lindgren <tony@...mide.com>
To:	Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:	Ohad Ben-Cohen <ohad@...ery.com>, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Hiroshi DOYU <Hiroshi.DOYU@...ia.com>,
	Joerg Roedel <Joerg.Roedel@....com>,
	iommu@...ts.linux-foundation.org, Arnd Bergmann <arnd@...db.de>,
	linux-kernel@...r.kernel.org, Cousson Benoit <b-cousson@...com>,
	Kevin Hilman <khilman@...com>,
	Grant Likely <grant.likely@...retlab.ca>
Subject: Re: [RFC 4/5] ARM: OMAP3: bind omap3isp_device to its iommu device

* Laurent Pinchart <laurent.pinchart@...asonboard.com> [111109 00:42]:
> Hi Ohad,
> 
> On Sunday 25 September 2011 12:58:56 Ohad Ben-Cohen wrote:
> > Bind OMAP3's isp device to the isp's dedicated iommu, by setting
> > the device's archdata iommu member.
> > 
> > This way omap3isp will be able to use the generic IOMMU API without
> > having to call any omap-specific binding method.
> > 
> > Signed-off-by: Ohad Ben-Cohen <ohad@...ery.com>
> > Cc: Tony Lindgren <tony@...mide.com>
> > Cc: Laurent Pinchart <laurent.pinchart@...asonboard.com>
> 
> Acked-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

Acked-by: Tony Lindgren <tony@...mide.com>
 
> > ---
> >  arch/arm/mach-omap2/devices.c |    7 +++++++
> >  1 files changed, 7 insertions(+), 0 deletions(-)
> > 
> > diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
> > index 1077ad6..44122f7 100644
> > --- a/arch/arm/mach-omap2/devices.c
> > +++ b/arch/arm/mach-omap2/devices.c
> > @@ -28,6 +28,7 @@
> >  #include <plat/mcbsp.h>
> >  #include <mach/gpio.h>
> >  #include <plat/mmc.h>
> > +#include <plat/iommu.h>
> >  #include <plat/dma.h>
> >  #include <plat/omap_hwmod.h>
> >  #include <plat/omap_device.h>
> > @@ -207,9 +208,15 @@ static struct platform_device omap3isp_device = {
> >  	.resource	= omap3isp_resources,
> >  };
> > 
> > +static struct omap_iommu_arch_data omap3_isp_iommu = {
> > +	.name = "isp",
> > +};
> > +
> >  int omap3_init_camera(struct isp_platform_data *pdata)
> >  {
> >  	omap3isp_device.dev.platform_data = pdata;
> > +	omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
> > +
> >  	return platform_device_register(&omap3isp_device);
> >  }
> 
> -- 
> Regards,
> 
> Laurent Pinchart
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