linux-kernel - Re: [PATCH v3] media: atomisp: pci: sh_css: Inline single invocation of macro STATS

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Date:   Mon, 23 Jan 2023 13:28:11 +0100
From:   Hans de Goede <hdegoede@...hat.com>
To:     Brent Pappas <bpappas@...pasbrent.com>, error27@...il.com
Cc:     andy.shevchenko@...il.com, andy@...nel.org, colin.i.king@...il.com,
        gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, linux-staging@...ts.linux.dev,
        mchehab@...nel.org, sakari.ailus@...ux.intel.com
Subject: Re: [PATCH v3] media: atomisp: pci: sh_css: Inline single invocation
 of macro STATS_ENABLED()

Hi,

On 1/20/23 18:14, Brent Pappas wrote:
> Inline the single invocation of the macro STATS_ENABLED().
> The macro abstraction is not necessary because the logic behind it is only
> used once.
> 
> Signed-off-by: Brent Pappas <bpappas@...pasbrent.com>


Thank you.

I have added this to my personal git tree now and I will include
this in the atomisp driver pull-req which I will send to the
media-subsystem maintainer in a couple of weeks.

Regards,

Hans



> ---
> Changelog:
> V1 -> V2: Inline macro instead of replacing it with a function.
> 
> V2 -> V3: Remove unnecessary check that stage is non-null.
> 
>  drivers/staging/media/atomisp/pci/sh_css.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/staging/media/atomisp/pci/sh_css.c b/drivers/staging/media/atomisp/pci/sh_css.c
> index 726cb7aa4ecd..93789500416f 100644
> --- a/drivers/staging/media/atomisp/pci/sh_css.c
> +++ b/drivers/staging/media/atomisp/pci/sh_css.c
> @@ -97,9 +97,6 @@
>   */
>  #define JPEG_BYTES (16 * 1024 * 1024)
>  
> -#define STATS_ENABLED(stage) (stage && stage->binary && stage->binary->info && \
> -	(stage->binary->info->sp.enable.s3a || stage->binary->info->sp.enable.dis))
> -
>  struct sh_css my_css;
>  
>  int  __printf(1, 0) (*sh_css_printf)(const char *fmt, va_list args) = NULL;
> @@ -3743,7 +3740,9 @@ ia_css_pipe_enqueue_buffer(struct ia_css_pipe *pipe,
>  			 * The SP will read the params after it got
>  			 * empty 3a and dis
>  			 */
> -			if (STATS_ENABLED(stage)) {
> +			if (stage->binary && stage->binary->info &&
> +			    (stage->binary->info->sp.enable.s3a ||
> +			     stage->binary->info->sp.enable.dis)) {
>  				/* there is a stage that needs it */
>  				return_err = ia_css_bufq_enqueue_buffer(thread_id,
>  									queue_id,