From: Christopher James Halse Rogers christopher.halse.rogers@canonical.com
Attempting to migrate the bo will break the sharing of the buffer.
Signed-off-by: Christopher James Halse Rogers christopher.halse.rogers@canonical.com CC: nouveau@lists.freedesktop.org --- drivers/gpu/drm/nouveau/nouveau_prime.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/nouveau/nouveau_prime.c b/drivers/gpu/drm/nouveau/nouveau_prime.c index 1fefc93af1d7..5f474ebb4d6d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_prime.c +++ b/drivers/gpu/drm/nouveau/nouveau_prime.c @@ -76,6 +76,8 @@ struct drm_gem_object *nouveau_gem_prime_import_sg_table(struct drm_device *dev, return ERR_PTR(ret);
nvbo->valid_domains = NOUVEAU_GEM_DOMAIN_GART; + /* pin imported buffer to GTT */ + nouveau_bo_pin(nvbo, TTM_PL_FLAG_TT, false);
/* Initialize the embedded gem-object. We return a single gem-reference * to the caller, instead of a normal nouveau_bo ttm reference. */