drm/nouveau: allow accelerated buffer moves even when gr isn't present

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There's no need to avoid using copy engines if gr init fails for some
reason (usually missing FW, or incomplete bring-up).

It's not terribly useful for an end-user, but it'll slightly speed up
suspend/resume when saving fb contents, and allow for host/ce code to
be validated.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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Ben Skeggs 2019-02-12 22:28:13 +10:00

parent 0f9976dd97

commit f0eee9aec0

1 changed files with 128 additions and 85 deletions

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drivers/gpu/drm/nouveau/nouveau_drm.c

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