drm/vgem: fix cache synchronization on arm/arm64

Browse source

drm_cflush_pages() is no-op on arm/arm64.  But instead we can use
dma_sync API.

Fixes failures w/ vgem_test.

Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190717211542.30482-1-robdclark@gmail.com

...

This commit is contained in:

Rob Clark 2019-07-17 14:15:37 -07:00 • committed by Sean Paul

parent dc25ace66c

commit 7e9e5ead55

1 changed files with 83 additions and 47 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

130

drivers/gpu/drm/vgem/vgem_drv.c

View file