From: Thomas Zimmermann <tzimmermann@suse.de>
To: airlied@redhat.com, sean@poorly.run, daniel@ffwll.ch,
noralf@tronnes.org, sam@ravnborg.org, emil.velikov@collabora.com
Cc: Gerd Hoffmann <kraxel@redhat.com>, dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 0/3] drm/udl: Convert to SHMEM
Date: Mon, 28 Oct 2019 09:48:57 +0100 [thread overview]
Message-ID: <7332d2e6-790f-aa53-e257-210652111b5b@suse.de> (raw)
In-Reply-To: <20191028084549.30243-1-tzimmermann@suse.de>
[-- Attachment #1.1.1: Type: text/plain, Size: 1623 bytes --]
(cc: Gerd)
Am 28.10.19 um 09:45 schrieb Thomas Zimmermann:
> Udl's GEM implementation is mostly SHMEM and we should attempt to
> replace it with the latter.
>
> Patches #1 and #2 update udl to simplify the conversion. In patch #3
> the udl code is being replaced by SHMEM. The GEM object's mmap() and
> free_object() functions are wrappers around their SHMEM counterparts.
> For mmap() we fix-up the page-caching flags to distinguish between
> write-combined and cached access. For free(), we have to unmap the
> buffer's mapping that has been established by udl's fbdev code.
>
> The patchset has been tested by running the fbdev console, X11 and
> Weston on a DisplayLink adapter.
>
> Thomas Zimmermann (3):
> drm/udl: Remove flags field from struct udl_gem_object
> drm/udl: Allocate GEM object via struct drm_driver.gem_create_object
> drm/udl: Switch to SHMEM
>
> drivers/gpu/drm/udl/Kconfig | 1 +
> drivers/gpu/drm/udl/Makefile | 2 +-
> drivers/gpu/drm/udl/udl_dmabuf.c | 255 -------------------------------
> drivers/gpu/drm/udl/udl_drv.c | 30 +---
> drivers/gpu/drm/udl/udl_drv.h | 36 +----
> drivers/gpu/drm/udl/udl_fb.c | 65 ++++----
> drivers/gpu/drm/udl/udl_gem.c | 245 ++++++-----------------------
> 7 files changed, 93 insertions(+), 541 deletions(-)
> delete mode 100644 drivers/gpu/drm/udl/udl_dmabuf.c
>
> --
> 2.23.0
>
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer
[-- Attachment #1.2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 488 bytes --]
[-- Attachment #2: Type: text/plain, Size: 159 bytes --]
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2019-10-28 8:49 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-28 8:45 [PATCH 0/3] drm/udl: Convert to SHMEM Thomas Zimmermann
2019-10-28 8:45 ` [PATCH 1/3] drm/udl: Remove flags field from struct udl_gem_object Thomas Zimmermann
2019-11-05 11:05 ` Gerd Hoffmann
2019-10-28 8:45 ` [PATCH 2/3] drm/udl: Allocate GEM object via struct drm_driver.gem_create_object Thomas Zimmermann
2019-11-05 11:05 ` Gerd Hoffmann
2019-10-28 8:45 ` [PATCH 3/3] drm/udl: Switch to SHMEM Thomas Zimmermann
2019-10-30 0:15 ` kbuild test robot
2019-10-30 0:15 ` kbuild test robot
2019-10-31 12:53 ` kbuild test robot
2019-10-31 12:53 ` kbuild test robot
2019-11-05 11:05 ` Gerd Hoffmann
2019-11-06 8:22 ` Thomas Zimmermann
2019-10-28 8:48 ` Thomas Zimmermann [this message]
2019-10-28 8:48 ` [PATCH 0/3] drm/udl: Convert " Thomas Zimmermann
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=7332d2e6-790f-aa53-e257-210652111b5b@suse.de \
--to=tzimmermann@suse.de \
--cc=airlied@redhat.com \
--cc=daniel@ffwll.ch \
--cc=dri-devel@lists.freedesktop.org \
--cc=emil.velikov@collabora.com \
--cc=kraxel@redhat.com \
--cc=noralf@tronnes.org \
--cc=sam@ravnborg.org \
--cc=sean@poorly.run \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox