Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-04-22 Thread Cho KyongHo
On Tue, 22 Apr 2014 18:53:51 +0530, Shaik Ameer Basha wrote: > Hi KyongHo Cho, > > > > On Fri, Mar 14, 2014 at 10:40 AM, Cho KyongHo wrote: > > Some master device descriptor like fimc-is which is an abstraction > > of very complex H/W may have multiple System MMUs. For those devices, > > the de

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-04-22 Thread Shaik Ameer Basha
Hi KyongHo Cho, On Fri, Mar 14, 2014 at 10:40 AM, Cho KyongHo wrote: > Some master device descriptor like fimc-is which is an abstraction > of very complex H/W may have multiple System MMUs. For those devices, > the design of the link between System MMU and its master H/W is needed > to be reco

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-21 Thread Tomasz Figa
On 21.03.2014 06:21, Cho KyongHo wrote: On Thu, 20 Mar 2014 11:54:58 +0100, Tomasz Figa wrote: On 20.03.2014 11:22, Cho KyongHo wrote: On Wed, 19 Mar 2014 16:14:57 +0100, Tomasz Figa wrote: On 19.03.2014 14:20, Tomasz Figa wrote: On 19.03.2014 01:39, Cho KyongHo wrote: On Tue, 18 Mar 2014 15

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-20 Thread Cho KyongHo
On Thu, 20 Mar 2014 11:54:58 +0100, Tomasz Figa wrote: > On 20.03.2014 11:22, Cho KyongHo wrote: > > On Wed, 19 Mar 2014 16:14:57 +0100, Tomasz Figa wrote: > >> On 19.03.2014 14:20, Tomasz Figa wrote: > >>> On 19.03.2014 01:39, Cho KyongHo wrote: > On Tue, 18 Mar 2014 15:26:48 +0100, Tomasz Fi

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-20 Thread Tomasz Figa
On 20.03.2014 11:22, Cho KyongHo wrote: On Wed, 19 Mar 2014 16:14:57 +0100, Tomasz Figa wrote: On 19.03.2014 14:20, Tomasz Figa wrote: On 19.03.2014 01:39, Cho KyongHo wrote: On Tue, 18 Mar 2014 15:26:48 +0100, Tomasz Figa wrote: On 18.03.2014 14:01, Cho KyongHo wrote: On Fri, 14 Mar 2014

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-20 Thread Cho KyongHo
On Wed, 19 Mar 2014 16:14:57 +0100, Tomasz Figa wrote: > On 19.03.2014 14:20, Tomasz Figa wrote: > > On 19.03.2014 01:39, Cho KyongHo wrote: > >> On Tue, 18 Mar 2014 15:26:48 +0100, Tomasz Figa wrote: > >>> > >>> > >>> On 18.03.2014 14:01, Cho KyongHo wrote: > On Fri, 14 Mar 2014 17:12:03 +010

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-19 Thread Tomasz Figa
On 19.03.2014 14:20, Tomasz Figa wrote: On 19.03.2014 01:39, Cho KyongHo wrote: On Tue, 18 Mar 2014 15:26:48 +0100, Tomasz Figa wrote: On 18.03.2014 14:01, Cho KyongHo wrote: On Fri, 14 Mar 2014 17:12:03 +0100, Tomasz Figa wrote: Hi KyongHo, On 14.03.2014 06:10, Cho KyongHo wrote: Some ma

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-19 Thread Tomasz Figa
On 19.03.2014 01:39, Cho KyongHo wrote: On Tue, 18 Mar 2014 15:26:48 +0100, Tomasz Figa wrote: On 18.03.2014 14:01, Cho KyongHo wrote: On Fri, 14 Mar 2014 17:12:03 +0100, Tomasz Figa wrote: Hi KyongHo, On 14.03.2014 06:10, Cho KyongHo wrote: Some master device descriptor like fimc-is which

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-18 Thread Cho KyongHo
On Tue, 18 Mar 2014 15:26:48 +0100, Tomasz Figa wrote: > > > On 18.03.2014 14:01, Cho KyongHo wrote: > > On Fri, 14 Mar 2014 17:12:03 +0100, Tomasz Figa wrote: > >> Hi KyongHo, > >> > >> On 14.03.2014 06:10, Cho KyongHo wrote: > >>> Some master device descriptor like fimc-is which is an abstracti

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-18 Thread Tomasz Figa
On 18.03.2014 14:01, Cho KyongHo wrote: On Fri, 14 Mar 2014 17:12:03 +0100, Tomasz Figa wrote: Hi KyongHo, On 14.03.2014 06:10, Cho KyongHo wrote: Some master device descriptor like fimc-is which is an abstraction of very complex H/W may have multiple System MMUs. For those devices, the desi

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-18 Thread Cho KyongHo
On Fri, 14 Mar 2014 17:12:03 +0100, Tomasz Figa wrote: > Hi KyongHo, > > On 14.03.2014 06:10, Cho KyongHo wrote: > > Some master device descriptor like fimc-is which is an abstraction > > of very complex H/W may have multiple System MMUs. For those devices, > > the design of the link between Syste

Re: [PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-14 Thread Tomasz Figa
Hi KyongHo, On 14.03.2014 06:10, Cho KyongHo wrote: Some master device descriptor like fimc-is which is an abstraction of very complex H/W may have multiple System MMUs. For those devices, the design of the link between System MMU and its master H/W is needed to be reconsidered. A link structur

[PATCH v11 20/27] iommu/exynos: allow having multiple System MMUs for a master H/W

2014-03-13 Thread Cho KyongHo
Some master device descriptor like fimc-is which is an abstraction of very complex H/W may have multiple System MMUs. For those devices, the design of the link between System MMU and its master H/W is needed to be reconsidered. A link structure, sysmmu_list_data is introduced that provides a link