drm: add func to get max iomem address v2

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it will be used to check if the driver needs swiotlb
v2: Don't use inline, instead, move function to drm_memory.c (Michel Daenzer <michel@daenzer.net>)

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180209024410.1469-1-david1.zhou@amd.com

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Chunming Zhou 2018-02-09 10:44:08 +08:00 • committed by Alex Deucher

parent 65101d8c91

commit 82626363a2

2 changed files with 15 additions and 0 deletions

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13

drivers/gpu/drm/drm_memory.c

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2

include/drm/drm_cache.h

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