| From | Corentin Labbe <> | Subject | [PATCH v4 17/33] crypto: rockchip: use read_poll_timeout | Date | Fri, 1 Apr 2022 20:17:48 +0000 |
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Use read_poll_timeout instead of open coding it
Signed-off-by: Corentin Labbe <clabbe@baylibre.com> --- drivers/crypto/rockchip/rk3288_crypto_ahash.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c index 137013bd4410..21c9a0327ddf 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -10,6 +10,7 @@ */ #include <linux/device.h> #include <asm/unaligned.h> +#include <linux/iopoll.h> #include "rk3288_crypto.h" /* @@ -305,8 +306,8 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) * efficiency, and make it response quickly when dma * complete. */ - while (!CRYPTO_READ(tctx->dev, RK_CRYPTO_HASH_STS)) - udelay(10); + read_poll_timeout(readl, v, v == 0, 10, 1000, false, + tctx->dev->dev + RK_CRYPTO_HASH_STS); for (i = 0; i < crypto_ahash_digestsize(tfm) / 4; i++) { v = readl(tctx->dev->reg + RK_CRYPTO_HASH_DOUT_0 + i * 4); -- 2.35.1
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