Re: [PATCH 5/9] drm/fb-helper: Separate deferred I/O from shadow buffers

[PATCH 0/9] drm: Support GEM SHMEM fbdev without shadow FB · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
[PATCH 5/9] drm/fb-helper: Separate deferred I/O from shadow buffers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 5/9] drm/fb-helper: Separate deferred I/O from shadow buffers · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
[PATCH 4/9] fbdev: Export helper for implementing page_mkwrite · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 4/9] fbdev: Export helper for implementing page_mkwrite · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
[PATCH 9/9] drm/virtio: Implement dumb_create_fbdev with GEM SHMEM helpers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 9/9] drm/virtio: Implement dumb_create_fbdev with GEM SHMEM helpers · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
Re: [PATCH 9/9] drm/virtio: Implement dumb_create_fbdev with GEM SHMEM helpers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-09
Re: [PATCH 9/9] drm/virtio: Implement dumb_create_fbdev with GEM SHMEM helpers · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-09
[PATCH 1/9] drm/simpledrm: Use fbdev defaults for shadow buffering · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 1/9] drm/simpledrm: Use fbdev defaults for shadow buffering · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
Re: [PATCH 1/9] drm/simpledrm: Use fbdev defaults for shadow buffering · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-08
Re: [PATCH 1/9] drm/simpledrm: Use fbdev defaults for shadow buffering · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
[PATCH 6/9] drm/fb-helper: Provide callback to create fbdev dumb buffers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 6/9] drm/fb-helper: Provide callback to create fbdev dumb buffers · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
Re: [PATCH 6/9] drm/fb-helper: Provide callback to create fbdev dumb buffers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-09
Re: [PATCH 6/9] drm/fb-helper: Provide callback to create fbdev dumb buffers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-15
[PATCH 3/9] fbdev: Track deferred-I/O pages in pageref struct · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 3/9] fbdev: Track deferred-I/O pages in pageref struct · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
Re: [PATCH 3/9] fbdev: Track deferred-I/O pages in pageref struct · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-09
Re: [PATCH 3/9] fbdev: Track deferred-I/O pages in pageref struct · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-09
[PATCH 2/9] fbdev: Put mmap for deferred I/O into drivers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 2/9] fbdev: Put mmap for deferred I/O into drivers · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
[PATCH 7/9] drm/fb-helper: Provide fbdev deferred-I/O helpers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 7/9] drm/fb-helper: Provide fbdev deferred-I/O helpers · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
[PATCH 8/9] drm/gem-shmem: Implement fbdev dumb buffer and mmap helpers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-03
Re: [PATCH 8/9] drm/gem-shmem: Implement fbdev dumb buffer and mmap helpers · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
Re: [PATCH 8/9] drm/gem-shmem: Implement fbdev dumb buffer and mmap helpers · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-09
Re: [PATCH 8/9] drm/gem-shmem: Implement fbdev dumb buffer and mmap helpers · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-09
Re: [PATCH 0/9] drm: Support GEM SHMEM fbdev without shadow FB · Javier Martinez Canillas <javierm@redhat.com> · 2022-03-08
Re: [PATCH 0/9] drm: Support GEM SHMEM fbdev without shadow FB · Thomas Zimmermann <tzimmermann@suse.de> · 2022-03-08

From: Javier Martinez Canillas <javierm@redhat.com>
Date: 2022-03-08 17:26:25
Also in: dri-devel

On 3/3/22 21:58, Thomas Zimmermann wrote:

DRM drivers will be able to handle deferred I/O by themselves. So
a driver will be able to use deferred I/O without an intermediate
shadow buffer.

Prepare fbdev emulation by separating shadow buffers and deferred
I/O from each other.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
---

Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>

-- 
Best regards,

Javier Martinez Canillas
Linux Engineering
Red Hat

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