Re: [PATCH] regmap: cache: Add warning info for the cache check

[Charles Keepax <ckeepax@opensource.wolfsonmicro.com>]

On Thu, Dec 10, 2015 at 10:40:53AM +0800, Xiubo Li wrote:
> If there is no cache used for the drivers, the register drfaults

s/drfaults/defaults/

> are not need any more. This patch will check this and print a
> warning.
> 
> Signed-off-by: Xiubo Li <lixiubo@cmss.chinamobile.com>
> ---
>  drivers/base/regmap/regcache.c | 12 ++++++++----
>  1 file changed, 8 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
> index 1c0210a..bdcd401 100644
> --- a/drivers/base/regmap/regcache.c
> +++ b/drivers/base/regmap/regcache.c
> @@ -100,15 +100,19 @@ int regcache_init(struct regmap *map, const struct regmap_config *config)
>  	int i;
>  	void *tmp_buf;
>  
> -	for (i = 0; i < config->num_reg_defaults; i++)
> -		if (config->reg_defaults[i].reg % map->reg_stride)
> -			return -EINVAL;
> -
>  	if (map->cache_type == REGCACHE_NONE) {
> +		if (config->num_reg_defaults)
> +			dev_warn(map->dev,
> +				 "No cache used with register defualts set!\n");

s/defualts/defaults/

Thanks,
Charles