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: 16+ 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
2019-10-30 0:15 ` kbuild test robot
2019-10-31 12:53 ` 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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.