linux-kernel - Re: [PATCH v11 3/3] iommu/exynos: Add iommu driver for Exynos Platforms

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Date:	Tue, 13 Mar 2012 11:00:24 +0100
From:	Joerg Roedel <joerg.roedel@....com>
To:	KyongHo Cho <pullip.cho@...sung.com>
CC:	Kukjin Kim <kgene.kim@...sung.com>,
	Subash Patel <subash.ramaswamy@...aro.org>,
	<linux-kernel@...r.kernel.org>,
	Younglak Kim <younglak1004.kim@...sung.com>,
	<iommu@...ts.linux-foundation.org>,
	<linux-samsung-soc@...r.kernel.org>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Sanghyun Lee <sanghyun75.lee@...sung.com>,
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v11 3/3] iommu/exynos: Add iommu driver for Exynos
 Platforms

On Tue, Mar 13, 2012 at 05:50:16PM +0900, KyongHo Cho wrote:
> >> +struct sysmmu_drvdata {
> >> +     struct device *sysmmu;
> >> +     char *dbgname;
> >> +     int nsfrs;
> >> +     void __iomem **sfrbases;
> >> +     struct clk *clk[2];
> >> +     int activations;
> >> +     rwlock_t lock;
> >> +     struct iommu_domain *domain;
> >> +     sysmmu_fault_handler_t fault_handler;
> >> +     unsigned long pgtable;
> >> +     struct iommu_client client;
> >> +};
> >
> > Is there any reason why 'struct iommu_client' is a seperate data
> > structure? Otherwise it can be merged with 'truct sysmmu_drvdata'.

Of course this doesn't need to be changed immediatly. I just asked if
there was a specific reason for this seperation.

> The problems will be soon fixed and I will post next patch tomorrow.

Fine. Please also get the Acked-bys from the Exynos maintainer on
patches 1 and 2 at least. I'll merge it then.


	Joerg

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