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(parent: ae6929c) | patch
VIGS: use write-combine caching for video memory
authorVasiliy Ulyanov <v.ulyanov@samsung.com>
Wed, 9 Dec 2015 13:54:15 +0000 (16:54 +0300)
committersung min Ha <sungmin82.ha@samsung.com>
Mon, 25 Jan 2016 04:45:24 +0000 (13:45 +0900)
commit02cb5b4242190aa262c36b9a10795566bbc16cd9
tree97be0fbaf5b8bbbd28f45bdc9b4e611573f13e8btree | snapshot
parentae6929cc0b6a3593f5afad6f5346a68bb15e45b5commit | diff
VIGS: use write-combine caching for video memory

x86 PAT + write-combine should improve performance when
mmaped gems are directly accessed by CPU.

Change-Id: I4fcb41c207161f87a3f3d9ee60f773675c5f028d
Signed-off-by: Vasiliy Ulyanov <v.ulyanov@samsung.com>
(cherry picked from commit d89f3c6e059c6f51a5dd9945f2fb58b1fdff76c2)
drivers/gpu/drm/vigs/vigs_fbdev.c diff | blob | history
drivers/gpu/drm/vigs/vigs_gem.c diff | blob | history
drivers/gpu/drm/vigs/vigs_mman.c diff | blob | history
Domain: SDK / Emulator;