Unverified Commit f02a36bc authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
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!5427 crypto/trng: Remove the automatic loading of the hisi_trng driver 

Merge Pull Request from: @xiao_jiang_shui 
 
crypto/trng: Remove the automatic loading of the hisi_trng driver

issue：https://gitee.com/openeuler/kernel/issues/I9A5GZ 
 
Link:https://gitee.com/openeuler/kernel/pulls/5427

 

Reviewed-by: default avatarYang Shen <shenyang39@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parents 11142287 decc5b84

drivers/crypto/hisilicon/trng/trng.c

+3 −2
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ 
#define SW_DRBG_SEED(n)         (SW_DRBG_KEY_BASE - ((n) << SW_DRBG_NUM_SHIFT))

#define SW_DRBG_SEED_REGS_NUM	12

#define SW_DRBG_SEED_SIZE	48

#define SW_DRBG_CRYPTO_ALG_PRI 100

#define SW_DRBG_BLOCKS		0x0830

#define SW_DRBG_INIT		0x0834

#define SW_DRBG_GEN		0x083c
@@ -121,7 +122,7 @@ static int hisi_trng_generate(struct crypto_rng *tfm, const u8 *src, 
	u32 i;



	if (dlen > SW_DRBG_BLOCKS_NUM * SW_DRBG_BYTES || dlen == 0) {

		pr_err("dlen(%d) exceeds limit(%d)!\n", dlen,

		pr_err("dlen(%u) exceeds limit(%d)!\n", dlen,

			SW_DRBG_BLOCKS_NUM * SW_DRBG_BYTES);

		return -EINVAL;

	}
@@ -218,7 +219,7 @@ static struct rng_alg hisi_trng_alg = { 
	.base = {

		.cra_name = "stdrng",

		.cra_driver_name = "hisi_stdrng",

		.cra_priority = 300,

		.cra_priority = SW_DRBG_CRYPTO_ALG_PRI,

		.cra_ctxsize = sizeof(struct hisi_trng_ctx),

		.cra_module = THIS_MODULE,

		.cra_init = hisi_trng_init,