Messages in this thread Patch in this message | | | From | Corentin Labbe <> | Subject | [PATCH v3 26/26] crypto: rockchip: use read_poll_timeout | Date | Mon, 21 Mar 2022 20:07:39 +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 | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/crypto/rockchip/rk3288_crypto_ahash.c b/drivers/crypto/rockchip/rk3288_crypto_ahash.c index 1d20f58275f0..0ea47f50607e 100644 --- a/drivers/crypto/rockchip/rk3288_crypto_ahash.c +++ b/drivers/crypto/rockchip/rk3288_crypto_ahash.c @@ -9,6 +9,7 @@ * Some ideas are from marvell/cesa.c and s5p-sss.c driver. */ #include <linux/device.h> +#include <linux/iopoll.h> #include <asm/unaligned.h> #include "rk3288_crypto.h" @@ -314,8 +315,7 @@ static int rk_hash_run(struct crypto_engine *engine, void *breq) * efficiency, and make it response quickly when dma * complete. */ - while (!readl(reg + RK_CRYPTO_HASH_STS)) - udelay(10); + read_poll_timeout(readl, v, v == 0, 10, 1000, false, reg + RK_CRYPTO_HASH_STS); for (i = 0; i < crypto_ahash_digestsize(tfm) / 4; i++) { v = readl(reg + RK_CRYPTO_HASH_DOUT_0 + i * 4); -- 2.34.1
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