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Message-ID: <166876741790.50677.17305359640652054680@Monstersaurus>
Date: Fri, 18 Nov 2022 10:30:17 +0000
From: Kieran Bingham <kieran.bingham@...asonboard.com>
To: Broadcom internal kernel review list
<bcm-kernel-feedback-list@...adcom.com>,
Dan Carpenter <error27@...il.com>,
Dave Stevenson <dave.stevenson@...pberrypi.com>,
Florian Fainelli <f.fainelli@...il.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Hans Verkuil <hverkuil-cisco@...all.nl>,
Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
Ray Jui <rjui@...adcom.com>,
Umang Jain <umang.jain@...asonboard.com>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-rpi-kernel@...ts.infradead.org, linux-staging@...ts.linux.dev
Cc: Umang Jain <umang.jain@...asonboard.com>
Subject: Re: [PATCH v2 2/3] vc04_services: mmal-vchiq: Use bool for vchiq_mmal_component.in_use
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@...asonboard.com>
>
> Signed-off-by: Umang Jain <umang.jain@...asonboard.com>
> ---
> 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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