Re: [PATCH v2 2/3] vc04_services: mmal-vchiq: Use bool for vchiq_mmal_component.in_use

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Quoting Umang Jain (2022-11-18 08:42:43)
> In commit 7967656ffbfa ("coding-style: Clarify the expectations around
> bool") the check to dis-allow bool structure members was removed from
> checkpatch.pl. It promotes bool structure members to store boolean
> values. This enhances code readability.

This only talks about 7967656ffbfa as I can interpret it.  A sentence
here describing what we're going to do about it in /this/ patch would be
clearer as a second paragraph:

"""
Convert the remaining bit-field storage for 'in-use' to a bool and use
it accordingly.
"""

But that's trivial and not worth a v3 specifically. (unless anyone
applying this wants to add it).

Reviewed-by: Kieran Bingham <kieran.bingham@xxxxxxxxxxxxxxxx>

> 
> Signed-off-by: Umang Jain <umang.jain@xxxxxxxxxxxxxxxx>
> ---
>  drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c | 6 +++---
>  drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.h | 2 +-
>  2 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
> index 4abb6178cb9f..294b184d4a49 100644
> --- a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
> +++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
> @@ -1648,7 +1648,7 @@ int vchiq_mmal_component_init(struct vchiq_mmal_instance *instance,
>         for (idx = 0; idx < VCHIQ_MMAL_MAX_COMPONENTS; idx++) {
>                 if (!instance->component[idx].in_use) {
>                         component = &instance->component[idx];
> -                       component->in_use = 1;
> +                       component->in_use = true;
>                         break;
>                 }
>         }
> @@ -1724,7 +1724,7 @@ int vchiq_mmal_component_init(struct vchiq_mmal_instance *instance,
>         destroy_component(instance, component);
>  unlock:
>         if (component)
> -               component->in_use = 0;
> +               component->in_use = false;
>         mutex_unlock(&instance->vchiq_mutex);
>  
>         return ret;
> @@ -1747,7 +1747,7 @@ int vchiq_mmal_component_finalise(struct vchiq_mmal_instance *instance,
>  
>         ret = destroy_component(instance, component);
>  
> -       component->in_use = 0;
> +       component->in_use = false;
>  
>         mutex_unlock(&instance->vchiq_mutex);
>  
> diff --git a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.h b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.h
> index 6d984cf5a83a..09f030919d4e 100644
> --- a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.h
> +++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.h
> @@ -82,7 +82,7 @@ struct vchiq_mmal_port {
>  };
>  
>  struct vchiq_mmal_component {
> -       u32 in_use:1;
> +       bool in_use;
>         bool enabled;
>         u32 handle;  /* VideoCore handle for component */
>         u32 inputs;  /* Number of input ports */
> -- 
> 2.38.1
>





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