Re: [Freedreno] [PATCH 2/2] drm/msm/a6xx: Create an A6XX GPU specific address space

2021-01-20 Thread Sai Prakash Ranjan
Hi Angelo, On 2021-01-20 16:34, AngeloGioacchino Del Regno wrote: Il 11/01/21 13:04, Sai Prakash Ranjan ha scritto: A6XX GPUs have support for last level cache(LLC) also known as system cache and need to set the bus attributes to use it. Currently we use a generic adreno iommu address space

Re: [Freedreno] [PATCH 2/2] drm/msm/a6xx: Create an A6XX GPU specific address space

2021-01-20 Thread Sai Prakash Ranjan
On 2021-01-20 21:48, Rob Clark wrote: On Mon, Jan 11, 2021 at 4:04 AM Sai Prakash Ranjan wrote: A6XX GPUs have support for last level cache(LLC) also known as system cache and need to set the bus attributes to use it. Currently we use a generic adreno iommu address space implementation which

Re: [Freedreno] [PATCH 2/2] drm/msm/a6xx: Create an A6XX GPU specific address space

2021-01-20 Thread Rob Clark
On Wed, Jan 20, 2021 at 3:04 AM AngeloGioacchino Del Regno wrote: > > Il 11/01/21 13:04, Sai Prakash Ranjan ha scritto: > > A6XX GPUs have support for last level cache(LLC) also known > > as system cache and need to set the bus attributes to > > use it. Currently we use a generic adreno iommu

Re: [Freedreno] [PATCH 2/2] drm/msm/a6xx: Create an A6XX GPU specific address space

2021-01-20 Thread Rob Clark
On Mon, Jan 11, 2021 at 4:04 AM Sai Prakash Ranjan wrote: > > A6XX GPUs have support for last level cache(LLC) also known > as system cache and need to set the bus attributes to > use it. Currently we use a generic adreno iommu address space > implementation which are also used by older GPU

Re: [Freedreno] [PATCH 2/2] drm/msm/a6xx: Create an A6XX GPU specific address space

2021-01-20 Thread AngeloGioacchino Del Regno
Il 11/01/21 13:04, Sai Prakash Ranjan ha scritto: A6XX GPUs have support for last level cache(LLC) also known as system cache and need to set the bus attributes to use it. Currently we use a generic adreno iommu address space implementation which are also used by older GPU generations which do

[Freedreno] [PATCH 2/2] drm/msm/a6xx: Create an A6XX GPU specific address space

2021-01-11 Thread Sai Prakash Ranjan
A6XX GPUs have support for last level cache(LLC) also known as system cache and need to set the bus attributes to use it. Currently we use a generic adreno iommu address space implementation which are also used by older GPU generations which do not have LLC and might introduce issues accidentally