17 int sun8i_ss_prng_seed(struct crypto_rng *tfm, const u8 *seed,  in sun8i_ss_prng_seed()  argument
22 	if (ctx->seed && ctx->slen != slen) {  in sun8i_ss_prng_seed()
23 		memzero_explicit(ctx->seed, ctx->slen);  in sun8i_ss_prng_seed()
24 		kfree(ctx->seed);  in sun8i_ss_prng_seed()
26 		ctx->seed = NULL;  in sun8i_ss_prng_seed()
28 	if (!ctx->seed)  in sun8i_ss_prng_seed()
29 		ctx->seed = kmalloc(slen, GFP_KERNEL | GFP_DMA);  in sun8i_ss_prng_seed()
30 	if (!ctx->seed)  in sun8i_ss_prng_seed()
33 	memcpy(ctx->seed, seed, slen);  in sun8i_ss_prng_seed()
51 	memzero_explicit(ctx->seed, ctx->slen);  in sun8i_ss_prng_exit()
52 	kfree(ctx->seed);  in sun8i_ss_prng_exit()
53 	ctx->seed = NULL;  in sun8i_ss_prng_exit()
103 	dma_iv = dma_map_single(ss->dev, ctx->seed, ctx->slen, DMA_TO_DEVICE);  in sun8i_ss_prng_generate()
168 		memcpy(ctx->seed, d + dlen, ctx->slen);  in sun8i_ss_prng_generate()