diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/crypto/rockchip/rk3288_crypto_ahash.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c index b9f5a8b42e66..d3482619aa2f 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -324,7 +324,12 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) * efficiency, and make it response quickly when dma * complete. */ - readl_poll_timeout(rkc->reg + RK_CRYPTO_HASH_STS, v, v == 0, 10, 1000); + err = readl_poll_timeout(rkc->reg + RK_CRYPTO_HASH_STS, v, + v == 0, 10, 1000); + if (err) { + dev_err(rkc->dev, "HASH idle timeout\n"); + goto theend; + } for (i = 0; i < crypto_ahash_digestsize(tfm) / 4; i++) { v = readl(rkc->reg + RK_CRYPTO_HASH_DOUT_0 + i * 4); |