On 2020/6/8 22:01, Longfang Liu Wrote:
> As stress-ng running SEC engine on the Ubuntu OS,
> we found that SEC only supports two threads each with one TFM
> based on the default module parameter 'ctx_q_num'.
> If running more threads, stress-ng will fail since it cannot
> get more TFMs.
>
> In order to fix this, we adjusted the default values
> of the module parameters to support more TFMs.
>
> Signed-off-by: Longfang Liu <liulongf...@huawei.com>
> Signed-off-by: Zaibo Xu <xuza...@huawei.com>
> ---
>  drivers/crypto/hisilicon/sec2/sec_main.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/crypto/hisilicon/sec2/sec_main.c 
> b/drivers/crypto/hisilicon/sec2/sec_main.c
> index a4cb58b..57de51f 100644
> --- a/drivers/crypto/hisilicon/sec2/sec_main.c
> +++ b/drivers/crypto/hisilicon/sec2/sec_main.c
> @@ -30,9 +30,9 @@
>  
>  #define SEC_SQE_SIZE                 128
>  #define SEC_SQ_SIZE                  (SEC_SQE_SIZE * QM_Q_DEPTH)
> -#define SEC_PF_DEF_Q_NUM             64
> +#define SEC_PF_DEF_Q_NUM             256
>  #define SEC_PF_DEF_Q_BASE            0
> -#define SEC_CTX_Q_NUM_DEF            24
> +#define SEC_CTX_Q_NUM_DEF            2
>  #define SEC_CTX_Q_NUM_MAX            32
>  
>  #define SEC_CTRL_CNT_CLR_CE          0x301120
> @@ -191,7 +191,7 @@ static const struct kernel_param_ops sec_ctx_q_num_ops = {
>  };
>  static u32 ctx_q_num = SEC_CTX_Q_NUM_DEF;
>  module_param_cb(ctx_q_num, &sec_ctx_q_num_ops, &ctx_q_num, 0444);
> -MODULE_PARM_DESC(ctx_q_num, "Queue num in ctx (24 default, 2, 4, ..., 32)");
> +MODULE_PARM_DESC(ctx_q_num, "Queue num in ctx (2 default, 2, 4, ..., 32)");
>  
>  static const struct kernel_param_ops vfs_num_ops = {
>       .set = vfs_num_set,

Hi ALL,

 I'd appreciate any comments on this patch
from crypto related people.

Thanks,

Longfang


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