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(parent: fa6c653) | patch
drm/ssd130x: Synchronize access to dma-buf imported GEM BOs
authorJavier Martinez Canillas <javierm@redhat.com>
Tue, 27 Sep 2022 09:52:49 +0000 (11:52 +0200)
committerJavier Martinez Canillas <javierm@redhat.com>
Tue, 27 Sep 2022 11:26:39 +0000 (13:26 +0200)
commit2d0164d0c796fe606b9c6fb0c38b8139672ce88e
tree18f50df8558e9e5b4a7404308a704114899fb795tree | snapshot
parentfa6c6539610cc63cdeeef0de5247ca131dca1beacommit | diff
drm/ssd130x: Synchronize access to dma-buf imported GEM BOs

Synchronize CPU access to GEM BOs with other drivers when updating the
screen buffer. Imported DMA buffers might otherwise contain stale data.

Suggested-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220927095249.1919385-1-javierm@redhat.com
drivers/gpu/drm/solomon/ssd130x.c diff | blob | history
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