Subject: [PATCH 1/7] crypto: marvell: Add a macro constant for the size of the crypto queue

From: [email-masked] (Boris Brezillon)
Date: Wed, 15 Jun 2016 21:20:16 +0200

On Wed, 15 Jun 2016 21:15:28 +0200
Romain Perier <[email-masked]> wrote:

> Adding a macro constant to be used for the size of the crypto queue,
> instead of using a numeric value directly. It will be easier to
> maintain in case we add more than one crypto queue of the same size.
> 
> Signed-off-by: Romain Perier <[email-masked]>

Acked-by: Boris Brezillon <[email-masked]>

> ---
>  drivers/crypto/marvell/cesa.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/crypto/marvell/cesa.c b/drivers/crypto/marvell/cesa.c
> index 056a754..fb403e1 100644
> --- a/drivers/crypto/marvell/cesa.c
> +++ b/drivers/crypto/marvell/cesa.c
> @@ -31,6 +31,9 @@
>  
>  #include "cesa.h"
>  
> +/* Limit of the crypto queue before reaching the backlog */
> +#define CESA_CRYPTO_DEFAULT_MAX_QLEN 50
> +
>  static int allhwsupport = !IS_ENABLED(CONFIG_CRYPTO_DEV_MV_CESA);
>  module_param_named(allhwsupport, allhwsupport, int, 0444);
>  MODULE_PARM_DESC(allhwsupport, "Enable support for all hardware (even it if overlaps with the mv_cesa driver)");
> @@ -416,7 +419,7 @@ static int mv_cesa_probe(struct platform_device *pdev)
>  		return -ENOMEM;
>  
>  	spin_lock_init(&cesa->lock);
> -	crypto_init_queue(&cesa->queue, 50);
> +	crypto_init_queue(&cesa->queue, CESA_CRYPTO_DEFAULT_MAX_QLEN);
>  	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs");
>  	cesa->regs = devm_ioremap_resource(dev, res);
>  	if (IS_ERR(cesa->regs))

-- 
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com