Re: [PATCH v2] media: s5p-mfc: Add support for V4L2_MEMORY_DMABUF type

2017-11-03 Thread Tobias Jakobi
Tobias Jakobi wrote: > Nicolas Dufresne wrote: >> Le vendredi 03 novembre 2017 à 09:11 +0100, Marek Szyprowski a écrit : >>> MFC driver supports only MMAP operation mode mainly due to the hardware >>> restrictions of the addresses of the DMA buffers (MFC v5 hardware can

Re: [PATCH v2] media: s5p-mfc: Add support for V4L2_MEMORY_DMABUF type

2017-11-03 Thread Tobias Jakobi
Nicolas Dufresne wrote: > Le vendredi 03 novembre 2017 à 09:11 +0100, Marek Szyprowski a écrit : >> MFC driver supports only MMAP operation mode mainly due to the hardware >> restrictions of the addresses of the DMA buffers (MFC v5 hardware can >> access buffers only in 128MiB memory region startin

Re: [PATCH] media: s5p-mfc: Add support for V4L2_MEMORY_DMABUF type

2017-10-20 Thread Tobias Jakobi
Hey Marek and others, just wanted to point out that I've also played around with Seung-Woo' patch for a while. However this patch alone is very much incomplete. In particular this is missing: - At least v5 MFC hw needs source buffers to be also writable, so dma mapping needs to be setup bidirecti

Re: [RFC 0/4] Exynos DRM: add Picture Processor extension

2017-04-26 Thread Tobias Jakobi
Hey, Nicolas Dufresne wrote: > Le mercredi 26 avril 2017 à 18:52 +0200, Tobias Jakobi a écrit : >> Hello again, >> >> >> Nicolas Dufresne wrote: >>> Le mercredi 26 avril 2017 à 01:21 +0300, Sakari Ailus a écrit : >>>> Hi Marek, >>>> >

Re: [RFC 0/4] Exynos DRM: add Picture Processor extension

2017-04-26 Thread Tobias Jakobi
Hello again, Nicolas Dufresne wrote: > Le mercredi 26 avril 2017 à 01:21 +0300, Sakari Ailus a écrit : >> Hi Marek, >> >> On Thu, Apr 20, 2017 at 01:23:09PM +0200, Marek Szyprowski wrote: >>> Hi Laurent, >>> >>> On 2017-04-20 12:25, Laurent Pinchart wrote: Hi Marek, (CC'ing Sakari

Re: [RFC 0/4] Exynos DRM: add Picture Processor extension

2017-04-26 Thread Tobias Jakobi
Hello everyone, Nicolas Dufresne wrote: > Le mercredi 26 avril 2017 à 01:21 +0300, Sakari Ailus a écrit : >> Hi Marek, >> >> On Thu, Apr 20, 2017 at 01:23:09PM +0200, Marek Szyprowski wrote: >>> Hi Laurent, >>> >>> On 2017-04-20 12:25, Laurent Pinchart wrote: Hi Marek, (CC'ing Saka

Re: [PATCH 1/2] drm/exynos: g2d: Add support for old S5Pv210 type

2016-05-25 Thread Tobias Jakobi
Hey Krzysztof, Krzysztof Kozlowski wrote: > On 05/24/2016 06:05 PM, Tobias Jakobi wrote: >> Hello Krzysztof, >> >> >> Krzysztof Kozlowski wrote: >>> On 05/24/2016 03:49 PM, Tobias Jakobi wrote: >>>> Hello Krzysztof, >>>> >>>&g

Re: [PATCH 1/2] drm/exynos: g2d: Add support for old S5Pv210 type

2016-05-24 Thread Tobias Jakobi
Hello Krzysztof, Krzysztof Kozlowski wrote: > On 05/24/2016 03:49 PM, Tobias Jakobi wrote: >> Hello Krzysztof, >> >> are you sure that these are the only differences. Because AFAIK there >> are quite a few more: >> - DMA submission of commands >>

Re: [PATCH 1/2] drm/exynos: g2d: Add support for old S5Pv210 type

2016-05-24 Thread Tobias Jakobi
Hello Krzysztof, are you sure that these are the only differences. Because AFAIK there are quite a few more: - DMA submission of commands - blend mode / rounding - solid fill - YCrCb support - and probably more One would need to add least split the command list parser into a v3 and v41 version to

Re: exynos4 / g2d

2014-02-10 Thread Tobias Jakobi
Sachin Kamat wrote: > On 10 February 2014 14:28, Inki Dae wrote: >> 2014-02-10 17:44 GMT+09:00 Sachin Kamat : >>> +cc Joonyoung Shim >>> >>> Hi, >>> >>> On 10 February 2014 13:58, Tobias Jakobi >>> wrote: >>>> Hello! >

Re: exynos4 / g2d

2014-02-10 Thread Tobias Jakobi
Hello! Sachin Kamat wrote: > +cc linux-media list and some related maintainers > > Hi, > > On 10 February 2014 00:22, Tobias Jakobi > wrote: >> Hello! >> >> I noticed while here >> (https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/c