From: Thierry Reding <thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>
To: "Terje Bergström" <tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
Cc: "linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Arto Merilainen
<amerilainen-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
Subject: Re: [PATCH 5/6] gpu: drm: tegra: Prime support
Date: Sat, 24 Nov 2012 20:14:45 +0100 [thread overview]
Message-ID: <20121124191445.GE26154@avionic-0098.adnet.avionic-design.de> (raw)
In-Reply-To: <50B0733D.4040002-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 732 bytes --]
On Sat, Nov 24, 2012 at 09:11:57AM +0200, Terje Bergström wrote:
> On 23.11.2012 23:55, Thierry Reding wrote:
> > Nothing in this patch looks specific to Tegra. This should really be
> > added to the generic GEM CMA helpers.
>
> That was actually done at first. But then we started having difficulties
> with duplicate mappings and IOMMU, and mapping memory to correct device.
> We haven't yet figured out how to solve that for the generic case.
> That's we moved the code back to tegradrm.
I still don't see how that's relevant here. IOMMU support has explicitly
been removed as you mentioned in your introductory email and none of the
functionality in this patch is in any way specific to Tegra. Right?
Thierry
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next prev parent reply other threads:[~2012-11-24 19:14 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-22 9:47 [PATCH 0/6] Support for Tegra 2D hardware Terje Bergstrom
[not found] ` <1353577684-7896-1-git-send-email-tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-22 9:47 ` [PATCH 1/6] video: tegra: Add nvhost driver Terje Bergstrom
[not found] ` <1353577684-7896-2-git-send-email-tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-23 23:38 ` Thierry Reding
[not found] ` <20121123233855.GD21555-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-11-24 7:00 ` Terje Bergström
[not found] ` <50B07084.40707-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-24 19:04 ` Thierry Reding
[not found] ` <20121124190416.GC26154-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-11-24 20:02 ` Terje Bergström
2012-11-26 8:21 ` Terje Bergström
[not found] ` <50B32690.7020102-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-26 9:25 ` Thierry Reding
[not found] ` <20121126092524.GB8602-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-11-26 9:33 ` Terje Bergström
2012-11-26 13:42 ` Terje Bergström
2012-11-22 9:48 ` [PATCH 2/6] ARM: tegra: Add auxiliary data for nvhost Terje Bergstrom
[not found] ` <1353577684-7896-3-git-send-email-tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-23 23:45 ` Thierry Reding
[not found] ` <20121123234527.GE21555-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-11-24 7:09 ` Terje Bergström
[not found] ` <50B07297.3090001-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-24 19:11 ` Thierry Reding
[not found] ` <20121124191103.GD26154-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-11-26 9:40 ` Terje Bergström
[not found] ` <50B338F2.5060501-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-26 22:53 ` Stephen Warren
2012-11-26 13:56 ` Terje Bergström
2012-11-22 9:48 ` [PATCH 3/6] gpu: drm: tegra: Remove redundant host1x Terje Bergstrom
[not found] ` <1353577684-7896-4-git-send-email-tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-23 23:19 ` Thierry Reding
2012-11-22 9:48 ` [PATCH 4/6] gpu: drm: tegra: Free platform data on remove Terje Bergstrom
[not found] ` <1353577684-7896-5-git-send-email-tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-23 21:53 ` Thierry Reding
[not found] ` <20121123215305.GA21555-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-11-26 7:33 ` Arto Merilainen
2012-11-22 9:48 ` [PATCH 5/6] gpu: drm: tegra: Prime support Terje Bergstrom
[not found] ` <1353577684-7896-6-git-send-email-tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-23 21:55 ` Thierry Reding
[not found] ` <20121123215528.GB21555-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-11-24 7:11 ` Terje Bergström
[not found] ` <50B0733D.4040002-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-24 19:14 ` Thierry Reding [this message]
[not found] ` <20121124191445.GE26154-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org>
2012-11-24 19:59 ` Terje Bergström
[not found] ` <50B12724.7020503-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-26 7:33 ` Arto Merilainen
[not found] ` <7DC9167CA73B39468DFA1D07FF67A6A85150E61DDB-LZBqo6t42cZDw2glCA4ptUEOCMrvLtNR@public.gmane.org>
2012-11-26 9:30 ` Terje Bergström
2012-11-22 9:48 ` [PATCH 6/6] drm: tegra: Add gr2d device Terje Bergstrom
-- strict thread matches above, loose matches on Subject: below --
2012-11-22 12:16 [PATCH 0/6] Support for Tegra 2D hardware Terje Bergstrom
[not found] ` <1353586614-7308-1-git-send-email-tbergstrom-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-22 12:16 ` [PATCH 5/6] gpu: drm: tegra: Prime support Terje Bergstrom
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