From: Javier Martinez Canillas <javierm@redhat.com>
To: Albert Esteve <aesteve@redhat.com>, qemu-devel@nongnu.org
Cc: Albert Esteve <aesteve@redhat.com>,
linux-doc@vger.kernel.org, banackm@vmware.com,
virtualization@lists.linux-foundation.org,
Gerd Hoffmann <kraxel@redhat.com>,
mombasawalam@vmware.com, iforbes@vmware.com,
Jonathan Corbet <corbet@lwn.net>,
VMware Graphics Reviewers <linux-graphics-maintainer@vmware.com>,
David Airlie <airlied@redhat.com>,
Maxime Ripard <mripard@kernel.org>,
Hans de Goede <hdegoede@redhat.com>,
ppaalanen@gmail.com, dri-devel@lists.freedesktop.org,
spice-devel@lists.freedesktop.org,
Gurchetan Singh <gurchetansingh@chromium.org>,
Matt Roper <matthew.d.roper@intel.com>,
linux-kernel@vger.kernel.org, krastevm@vmware.com,
Thomas Zimmermann <tzimmermann@suse.de>
Subject: Re: [PATCH v6 0/9] Fix cursor planes with virtualized drivers
Date: Fri, 24 Nov 2023 15:41:44 +0100 [thread overview]
Message-ID: <87h6lbcixj.fsf@minerva.mail-host-address-is-not-set> (raw)
In-Reply-To: <20231023074613.41327-1-aesteve@redhat.com>
Albert Esteve <aesteve@redhat.com> writes:
> v6: Shift DRIVER_CURSOR_HOTSPOT flag bit to BIT(9), since BIT(8)
> was already taken by DRIVER_GEM_GPUVA.
>
> v5: Add a change with documentation from Michael, based on his discussion
> with Pekka and bump the kernel version DRM_CLIENT_CAP_CURSOR_PLANE_HOTSPOT
> might be introduced with to 6.6.
>
> v4: Make drm_plane_create_hotspot_properties static, rename
> DRM_CLIENT_CAP_VIRTUALIZED_CURSOR_PLANE to DRM_CLIENT_CAP_CURSOR_PLANE_HOTSPOT
> and some minor stylistic fixes for things found by Javier and Pekka
> in v3.
>
> v3: Renames, fixes and cleanups suggested by Daniel, Simon and Pekka
> after v2. There's no major changes in functionality. Please let me know
> if I missed anything, it's been a while since v2.
>
> Virtualized drivers have had a lot of issues with cursor support on top
> of atomic modesetting. This set both fixes the long standing problems
> with atomic kms and virtualized drivers and adds code to let userspace
> use atomic kms on virtualized drivers while preserving functioning
> seamless cursors between the host and guest.
>
> The first change in the set is one that should be backported as far as
> possible, likely 5.4 stable, because earlier stable kernels do not have
> virtualbox driver. The change makes virtualized drivers stop exposing
> a cursor plane for atomic clients, this fixes mouse cursor on all well
> formed compositors which will automatically fallback to software cursor.
>
> The rest of the changes until the last one ports the legacy hotspot code
> to atomic plane properties.
>
> Finally the last change introduces userspace API to let userspace
> clients advertise the fact that they are aware of additional restrictions
> placed upon the cursor plane by virtualized drivers and lets them use
> atomic kms with virtualized drivers (the clients are expected to set
> hotspots correctly when advertising support for virtual cursor plane).
>
> Link to the IGT test covering this patch (already merged):
> https://lists.freedesktop.org/archives/igt-dev/2023-July/058427.html
>
> Mutter patch:
> https://lists.freedesktop.org/archives/igt-dev/2023-July/058427.html
>
> Michael Banack (1):
> drm: Introduce documentation for hotspot properties
>
> Zack Rusin (8):
> drm: Disable the cursor plane on atomic contexts with virtualized
> drivers
> drm/atomic: Add support for mouse hotspots
> drm/vmwgfx: Use the hotspot properties from cursor planes
> drm/qxl: Use the hotspot properties from cursor planes
> drm/vboxvideo: Use the hotspot properties from cursor planes
> drm/virtio: Use the hotspot properties from cursor planes
> drm: Remove legacy cursor hotspot code
> drm: Introduce DRM_CLIENT_CAP_CURSOR_PLANE_HOTSPOT
>
Pushed to drm-misc (drm-misc-next). Thanks!
--
Best regards,
Javier Martinez Canillas
Core Platforms
Red Hat
prev parent reply other threads:[~2023-11-24 14:41 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-23 7:46 [PATCH v6 0/9] Fix cursor planes with virtualized drivers Albert Esteve
2023-10-23 7:46 ` [PATCH v6 1/9] drm: Disable the cursor plane on atomic contexts " Albert Esteve
2023-10-23 7:53 ` Simon Ser
2023-10-23 7:46 ` [PATCH v6 2/9] drm/atomic: Add support for mouse hotspots Albert Esteve
2023-10-23 7:46 ` [PATCH v6 3/9] drm/vmwgfx: Use the hotspot properties from cursor planes Albert Esteve
2023-10-23 7:46 ` [PATCH v6 4/9] drm/qxl: " Albert Esteve
2023-10-23 7:46 ` [PATCH v6 5/9] drm/vboxvideo: " Albert Esteve
2023-10-23 7:46 ` [PATCH v6 6/9] drm/virtio: " Albert Esteve
2023-10-23 7:46 ` [PATCH v6 7/9] drm: Remove legacy cursor hotspot code Albert Esteve
2023-10-23 7:46 ` [PATCH v6 8/9] drm: Introduce DRM_CLIENT_CAP_CURSOR_PLANE_HOTSPOT Albert Esteve
2023-10-23 7:46 ` [PATCH v6 9/9] drm: Introduce documentation for hotspot properties Albert Esteve
2023-10-23 8:23 ` Pekka Paalanen
2023-10-23 21:29 ` Javier Martinez Canillas
2023-10-24 19:34 ` Michael Banack
2023-10-25 6:36 ` Javier Martinez Canillas
2023-10-23 7:55 ` [PATCH v6 0/9] Fix cursor planes with virtualized drivers Simon Ser
2023-10-23 8:14 ` Albert Esteve
2023-10-23 8:19 ` Simon Ser
2023-11-22 12:49 ` Javier Martinez Canillas
2023-11-23 22:11 ` Simon Ser
2023-11-24 10:56 ` Javier Martinez Canillas
2023-11-24 14:41 ` Javier Martinez Canillas [this message]
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