Re: [PATCH v4 7/8] drm/fourcc: amlogic: Add modifier definitions for the Scatter layout

2020-03-30 Thread Pekka Paalanen
On Fri, 27 Mar 2020 15:14:46 +0100 Neil Armstrong wrote: > Hi, > > On 26/03/2020 10:36, Pekka Paalanen wrote: > > On Wed, 25 Mar 2020 17:18:15 +0100 > > Neil Armstrong wrote: > > > >> Hi, > >> > >> On 25/03/2020 14:49, Pekka Paalanen wrote: > >>> On Wed, 25 Mar 2020 11:24:15 +0100 > >>> Ne

Re: [PATCH v4 7/8] drm/fourcc: amlogic: Add modifier definitions for the Scatter layout

2020-03-27 Thread Neil Armstrong
Hi, On 26/03/2020 10:36, Pekka Paalanen wrote: > On Wed, 25 Mar 2020 17:18:15 +0100 > Neil Armstrong wrote: > >> Hi, >> >> On 25/03/2020 14:49, Pekka Paalanen wrote: >>> On Wed, 25 Mar 2020 11:24:15 +0100 >>> Neil Armstrong wrote: >>> Hi, On 25/03/2020 10:04, Simon Ser wrote:

Re: [PATCH v4 7/8] drm/fourcc: amlogic: Add modifier definitions for the Scatter layout

2020-03-26 Thread Pekka Paalanen
On Wed, 25 Mar 2020 17:18:15 +0100 Neil Armstrong wrote: > Hi, > > On 25/03/2020 14:49, Pekka Paalanen wrote: > > On Wed, 25 Mar 2020 11:24:15 +0100 > > Neil Armstrong wrote: > > > >> Hi, > >> > >> On 25/03/2020 10:04, Simon Ser wrote: > >>> On Wednesday, March 25, 2020 9:50 AM, Neil Armst

Re: [PATCH v4 7/8] drm/fourcc: amlogic: Add modifier definitions for the Scatter layout

2020-03-25 Thread Neil Armstrong
Hi, On 25/03/2020 14:49, Pekka Paalanen wrote: > On Wed, 25 Mar 2020 11:24:15 +0100 > Neil Armstrong wrote: > >> Hi, >> >> On 25/03/2020 10:04, Simon Ser wrote: >>> On Wednesday, March 25, 2020 9:50 AM, Neil Armstrong >>> wrote: >>> Amlogic uses a proprietary lossless image compression

Re: [PATCH v4 7/8] drm/fourcc: amlogic: Add modifier definitions for the Scatter layout

2020-03-25 Thread Pekka Paalanen
On Wed, 25 Mar 2020 11:24:15 +0100 Neil Armstrong wrote: > Hi, > > On 25/03/2020 10:04, Simon Ser wrote: > > On Wednesday, March 25, 2020 9:50 AM, Neil Armstrong > > wrote: > > > >> Amlogic uses a proprietary lossless image compression protocol and format > >> for their hardware video codec

Re: [PATCH v4 7/8] drm/fourcc: amlogic: Add modifier definitions for the Scatter layout

2020-03-25 Thread Neil Armstrong
Hi, On 25/03/2020 10:04, Simon Ser wrote: > On Wednesday, March 25, 2020 9:50 AM, Neil Armstrong > wrote: > >> Amlogic uses a proprietary lossless image compression protocol and format >> for their hardware video codec accelerators, either video decoders or >> video input encoders. >> >> This i

Re: [PATCH v4 7/8] drm/fourcc: amlogic: Add modifier definitions for the Scatter layout

2020-03-25 Thread Simon Ser
On Wednesday, March 25, 2020 9:50 AM, Neil Armstrong wrote: > Amlogic uses a proprietary lossless image compression protocol and format > for their hardware video codec accelerators, either video decoders or > video input encoders. > > This introduces the Scatter Memory layout, means the header

[PATCH v4 7/8] drm/fourcc: amlogic: Add modifier definitions for the Scatter layout

2020-03-25 Thread Neil Armstrong
Amlogic uses a proprietary lossless image compression protocol and format for their hardware video codec accelerators, either video decoders or video input encoders. This introduces the Scatter Memory layout, means the header contains IOMMU references to the compressed frames content to optimize m