Re: [PATCH 5/6] media: ccs: Better separate CCS static data access

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Hi Sakari,

Thank you for the patch.

On Fri, Nov 10, 2023 at 11:47:04AM +0200, Sakari Ailus wrote:
> Separate CCS static data read-only register access in ccs-reg-access.c.

Please explain why. I don't have enough information to review this
patch.

> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
> ---
>  drivers/media/i2c/ccs/ccs-reg-access.c | 20 ++++++++++----------
>  1 file changed, 10 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/media/i2c/ccs/ccs-reg-access.c b/drivers/media/i2c/ccs/ccs-reg-access.c
> index 25993445f4fe..652d705a2ef5 100644
> --- a/drivers/media/i2c/ccs/ccs-reg-access.c
> +++ b/drivers/media/i2c/ccs/ccs-reg-access.c
> @@ -197,8 +197,8 @@ static int __ccs_read_addr(struct ccs_sensor *sensor, u32 reg, u32 *val,
>  	return 0;
>  }
>  
> -static int __ccs_read_data(struct ccs_reg *regs, size_t num_regs,
> -			   u32 reg, u32 *val)
> +static int __ccs_static_read_only(struct ccs_reg *regs, size_t num_regs,
> +				  u32 reg, u32 *val)
>  {
>  	unsigned int width = ccs_reg_width(reg);
>  	size_t i;
> @@ -235,16 +235,16 @@ static int __ccs_read_data(struct ccs_reg *regs, size_t num_regs,
>  	return -ENOENT;
>  }
>  
> -static int ccs_read_data(struct ccs_sensor *sensor, u32 reg, u32 *val)
> +static int ccs_static_read_only(struct ccs_sensor *sensor, u32 reg, u32 *val)
>  {
> -	if (!__ccs_read_data(sensor->sdata.sensor_read_only_regs,
> -			     sensor->sdata.num_sensor_read_only_regs,
> -			     reg, val))
> +	if (!__ccs_static_read_only(sensor->sdata.sensor_read_only_regs,
> +				    sensor->sdata.num_sensor_read_only_regs,
> +				    reg, val))
>  		return 0;
>  
> -	return __ccs_read_data(sensor->mdata.module_read_only_regs,
> -			       sensor->mdata.num_module_read_only_regs,
> -			       reg, val);
> +	return __ccs_static_read_only(sensor->mdata.module_read_only_regs,
> +				      sensor->mdata.num_module_read_only_regs,
> +				      reg, val);
>  }
>  
>  static int ccs_read_addr_raw(struct ccs_sensor *sensor, u32 reg, u32 *val,
> @@ -253,7 +253,7 @@ static int ccs_read_addr_raw(struct ccs_sensor *sensor, u32 reg, u32 *val,
>  	int rval;
>  
>  	if (data) {
> -		rval = ccs_read_data(sensor, reg, val);
> +		rval = ccs_static_read_only(sensor, reg, val);
>  		if (!rval)
>  			return 0;
>  	}

-- 
Regards,

Laurent Pinchart




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