Re: [PATCH RESEND 1/1] media: platform: Renesas IMR driver

2017-03-13 Thread Sergei Shtylyov
Hello! On 02/22/2017 10:05 PM, Sergei Shtylyov wrote: From: Konstantin Kozhevnikov The image renderer light extended 4 (IMR-LX4) or the distortion correction engine is a drawing processor with a simple instruction system capable of referencing data on an external memory as 2D texture data an

Re: [PATCH RESEND 1/1] media: platform: Renesas IMR driver

2017-02-22 Thread Sergei Shtylyov
Hello! On 02/22/2017 05:25 PM, Rob Herring wrote: From: Konstantin Kozhevnikov The image renderer light extended 4 (IMR-LX4) or the distortion correction engine is a drawing processor with a simple instruction system capable of referencing data on an external memory as 2D texture data and pe

Re: [PATCH RESEND 1/1] media: platform: Renesas IMR driver

2017-02-22 Thread Rob Herring
On Sat, Feb 11, 2017 at 11:02:01PM +0300, Sergei Shtylyov wrote: > From: Konstantin Kozhevnikov > > The image renderer light extended 4 (IMR-LX4) or the distortion correction > engine is a drawing processor with a simple instruction system capable of > referencing data on an external memory as 2

Re: [PATCH RESEND 1/1] media: platform: Renesas IMR driver

2017-02-13 Thread Konstantin Kozhevnikov
Hello Laurent, regarding your main question, I think the name "image renderer" is misguiding. This IP-block has nothing to do with rendering per se, it is rather an image processing module, designed specifically for image undistortion (lens correction). We use that as a plain memory-to-memory

Re: [PATCH RESEND 1/1] media: platform: Renesas IMR driver

2017-02-12 Thread Laurent Pinchart
Hi Sergei, (CC'ing the dri-evel mailing list) Thank you for the patch. On Saturday 11 Feb 2017 23:02:01 Sergei Shtylyov wrote: > From: Konstantin Kozhevnikov > > The image renderer light extended 4 (IMR-LX4) or the distortion correction > engine is a drawing processor with a simple instructio

[PATCH RESEND 1/1] media: platform: Renesas IMR driver

2017-02-11 Thread Sergei Shtylyov
From: Konstantin Kozhevnikov The image renderer light extended 4 (IMR-LX4) or the distortion correction engine is a drawing processor with a simple instruction system capable of referencing data on an external memory as 2D texture data and performing texture mapping and drawing with respect to a