[ Upstream commit 57d67c6e8219b2a034c16d6149e30fb40fd39935 ] Instead of doing manual queue management, let's use the crypto/engine for that. In the same time, rework the requests handling to be easier to understand (and fix all bugs related to them). Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API") Reviewed-by: John Keeping <john@metanate.com> Signed-off-by: Corentin Labbe <clabbe@baylibre.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Sasha Levin <sashal@kernel.org>