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(parent: a98b1e7) | patch
drm/etnaviv: switch MMU page tables to writecombine memory
authorLucas Stach <l.stach@pengutronix.de>
Tue, 17 Apr 2018 10:00:46 +0000 (12:00 +0200)
committerLucas Stach <l.stach@pengutronix.de>
Fri, 18 May 2018 13:27:56 +0000 (15:27 +0200)
commit1af998b27c6c63d43c491783144ad0310d13a747
treeb9cf02d28310f885bc2d3ded482f6dc89c8c0f93tree | snapshot
parenta98b1e7808a8a9faf7aa3a6318a1f3400f0ee628commit | diff
drm/etnaviv: switch MMU page tables to writecombine memory

We are likely to write multiple page entries at once and already ensure
proper write buffer flushing before GPU submit, so this improves CPU
time usage in the submit path without any downsides.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
drivers/gpu/drm/etnaviv/etnaviv_iommu.c diff | blob | history
drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c diff | blob | history
Domain: System / Kernel;