Hi,
I am sorry, please ignore this email.
It was send by mistake.
Best
Sven
On Wed, Jul 08, 2020 at 05:06:05PM +0200, sven.auha...@voleatech.de wrote:
> From: Sven Auhagen <sven.auha...@voleatech.de>
>
> ---
> drivers/crypto/inside-secure/safexcel.h | 1 +
> drivers/crypto/inside-secure/safexcel_cipher.c | 6 +++++-
> drivers/crypto/inside-secure/safexcel_hash.c | 6 ++++++
> 3 files changed, 12 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/crypto/inside-secure/safexcel.h
> b/drivers/crypto/inside-secure/safexcel.h
> index a7ab1183a723..7341f047cb2f 100644
> --- a/drivers/crypto/inside-secure/safexcel.h
> +++ b/drivers/crypto/inside-secure/safexcel.h
> @@ -40,6 +40,7 @@
>
> /* Static configuration */
> #define EIP197_DEFAULT_RING_SIZE 400
> +#define EIP197_DEFAULT_RING_ROTATE 50
> #define EIP197_EMB_TOKENS 4 /* Pad CD to 16 dwords */
> #define EIP197_MAX_TOKENS 16
> #define EIP197_MAX_RINGS 4
> diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c
> b/drivers/crypto/inside-secure/safexcel_cipher.c
> index 2018b7f3942d..2c4bda960ee6 100644
> --- a/drivers/crypto/inside-secure/safexcel_cipher.c
> +++ b/drivers/crypto/inside-secure/safexcel_cipher.c
> @@ -1218,7 +1218,11 @@ static int safexcel_queue_req(struct
> crypto_async_request *base,
>
> ring = ctx->base.ring;
>
> - printk("Ring %d queue length %d\n", ring, priv->ring[ring].queue->qlen);
> + // Rotate ring if full
> + if (priv->ring[ring].queue.qlen > EIP197_DEFAULT_RING_ROTATE) {
> + ctx->base.ring = safexcel_select_ring(priv);
> + ring = ctx->base.ring;
> + }
>
> spin_lock_bh(&priv->ring[ring].queue_lock);
> ret = crypto_enqueue_request(&priv->ring[ring].queue, base);
> diff --git a/drivers/crypto/inside-secure/safexcel_hash.c
> b/drivers/crypto/inside-secure/safexcel_hash.c
> index e1d65788bf41..55a573bbb3ae 100644
> --- a/drivers/crypto/inside-secure/safexcel_hash.c
> +++ b/drivers/crypto/inside-secure/safexcel_hash.c
> @@ -744,6 +744,12 @@ static int safexcel_ahash_enqueue(struct ahash_request
> *areq)
>
> ring = ctx->base.ring;
>
> + // Rotate ring if full
> + if (priv->ring[ring].queue.qlen > EIP197_DEFAULT_RING_ROTATE) {
> + ctx->base.ring = safexcel_select_ring(priv);
> + ring = ctx->base.ring;
> + }
> +
> spin_lock_bh(&priv->ring[ring].queue_lock);
> ret = crypto_enqueue_request(&priv->ring[ring].queue, &areq->base);
> spin_unlock_bh(&priv->ring[ring].queue_lock);
> --
> 2.24.3 (Apple Git-128)
>
