Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-21 Thread Jon Mayo
On 04/19/2012 11:05 PM, Lucas Stach wrote: Am Freitag, den 20.04.2012, 07:02 +0200 schrieb Thierry Reding: *cut* Yes, I think we should go the route that Jerome Glisse pointed out: get in a basic KMS driver first and hide any accel ioctl under a staging config option. Everyone seems happy w

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-19 Thread Jon Mayo
On 04/19/2012 01:40 PM, Thierry Reding wrote: * PGP Signed by an unknown key * Dave Airlie wrote: On Thu, Apr 19, 2012 at 6:35 PM, Thierry Reding wrote: Before posting the next round of patches I wanted to clarify whether we need to take the Tegra driver through staging. Lucas brought this u

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-19 Thread Lucas Stach
Am Freitag, den 20.04.2012, 07:02 +0200 schrieb Thierry Reding: > * Jon Mayo wrote: > > On 04/19/2012 01:40 PM, Thierry Reding wrote: > [...] > > >So would it be possible to get a basic dumb KMS driver into mainline > > >(non-staging) and phase in acceleration later on, with ABI guarantees? I > > >

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-19 Thread Thierry Reding
* Jerome Glisse wrote: > Or you can hide the accel ioctl behing a staging/experimental kernel > option that give you right to change the ABI and do everything upstream. > Once you like your abi you just remove the option and enable the > ioctl for the default case. If it's acceptable, that sound l

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-19 Thread Thierry Reding
* Jon Mayo wrote: > On 04/19/2012 01:40 PM, Thierry Reding wrote: [...] > >So would it be possible to get a basic dumb KMS driver into mainline > >(non-staging) and phase in acceleration later on, with ABI guarantees? I > >guess development can go on in separate trees until the ABI is stable and ca

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-19 Thread Jerome Glisse
On Thu, Apr 19, 2012 at 4:40 PM, Thierry Reding wrote: > * Dave Airlie wrote: >> On Thu, Apr 19, 2012 at 6:35 PM, Thierry Reding >> wrote: >> > Before posting the next round of patches I wanted to clarify whether we >> > need >> > to take the Tegra driver through staging. Lucas brought this up r

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-19 Thread Thierry Reding
* Dave Airlie wrote: > On Thu, Apr 19, 2012 at 6:35 PM, Thierry Reding > wrote: > > Before posting the next round of patches I wanted to clarify whether we need > > to take the Tegra driver through staging. Lucas brought this up referring to > > previous experience with Nouveau where Linus used to

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-19 Thread Dave Airlie
On Thu, Apr 19, 2012 at 6:35 PM, Thierry Reding wrote: > Before posting the next round of patches I wanted to clarify whether we need > to take the Tegra driver through staging. Lucas brought this up referring to > previous experience with Nouveau where Linus used to complain that userspace > ABI

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-19 Thread Thierry Reding
Before posting the next round of patches I wanted to clarify whether we need to take the Tegra driver through staging. Lucas brought this up referring to previous experience with Nouveau where Linus used to complain that userspace ABI was broken for non-staging drivers. I don't know how relevant th

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-11 Thread Thierry Reding
* Alan Cox wrote: > On Wed, 11 Apr 2012 14:10:26 +0200 > Thierry Reding wrote: > > > This series adds a basic DRM driver for NVIDIA Tegra 2 processors. It > > currently only supports the RGB output and I've successfully tested it > > against the fbcon kernel module and the xf86-video-modesetting

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-11 Thread Hiroshi Doyu
From: Thierry Reding Subject: [RFC 0/4] Add NVIDIA Tegra DRM support Date: Wed, 11 Apr 2012 14:10:26 +0200 Message-ID: <1334146230-1795-1-git-send-email-thierry.red...@avionic-design.de> > This series adds a basic DRM driver for NVIDIA Tegra 2 processors. It > currently only supports the RGB ou

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-11 Thread Thierry Reding
* Hiroshi Doyu wrote: > From: Thierry Reding [...] > > Thierry Reding (3): > > iommu: tegra/gart: Add device tree support > > drm: fixed: Add dfixed_frac() macro > > drm: Add NVIDIA Tegra support > > > > Vandana Salve (1): > > iommu: tegra/gart: use correct gart_device > > I guess that t

Re: [RFC 0/4] Add NVIDIA Tegra DRM support

2012-04-11 Thread Alan Cox
On Wed, 11 Apr 2012 14:10:26 +0200 Thierry Reding wrote: > This series adds a basic DRM driver for NVIDIA Tegra 2 processors. It > currently only supports the RGB output and I've successfully tested it > against the fbcon kernel module and the xf86-video-modesetting driver. > The code uses the Te