Lang Yu ae1bef72c2
drm/ttm: add TTM_PL_FLAG_TEMPORARY flag v3 ...
Sometimes drivers need to use bounce buffers to evict BOs. While those reside
in some domain they are not necessarily suitable for CS.
Add a flag so that drivers can note that a bounce buffers needs to be
reallocated during validation.
v2: add detailed comments
v3 (chk): merge commits and rework commit message
Suggested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Acked-by: Nirmoy Das <nirmoy.das@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210622162339.761651-1-andrey.grodzovsky@amd.com
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ae1bef72c2