diff options
Diffstat (limited to 'drivers/crypto/caam/caamrng.c')
| -rw-r--r-- | drivers/crypto/caam/caamrng.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/crypto/caam/caamrng.c b/drivers/crypto/caam/caamrng.c index 1f0e82050976..1fd8ff965006 100644 --- a/drivers/crypto/caam/caamrng.c +++ b/drivers/crypto/caam/caamrng.c @@ -12,6 +12,8 @@ #include <linux/hw_random.h> #include <linux/completion.h> #include <linux/atomic.h> +#include <linux/dma-mapping.h> +#include <linux/kernel.h> #include <linux/kfifo.h> #include "compat.h" @@ -176,17 +178,18 @@ static int caam_init(struct hwrng *rng) int err; ctx->desc_sync = devm_kzalloc(ctx->ctrldev, CAAM_RNG_DESC_LEN, - GFP_DMA | GFP_KERNEL); + GFP_KERNEL); if (!ctx->desc_sync) return -ENOMEM; ctx->desc_async = devm_kzalloc(ctx->ctrldev, CAAM_RNG_DESC_LEN, - GFP_DMA | GFP_KERNEL); + GFP_KERNEL); if (!ctx->desc_async) return -ENOMEM; - if (kfifo_alloc(&ctx->fifo, CAAM_RNG_MAX_FIFO_STORE_SIZE, - GFP_DMA | GFP_KERNEL)) + if (kfifo_alloc(&ctx->fifo, ALIGN(CAAM_RNG_MAX_FIFO_STORE_SIZE, + dma_get_cache_alignment()), + GFP_KERNEL)) return -ENOMEM; INIT_WORK(&ctx->worker, caam_rng_worker); |