linux-kernel - Re: [PATCH 2/2] drm/nouveau: constify pointers to hwmon_channel

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Date:   Thu, 13 Apr 2023 16:50:43 -0400
From:   Lyude Paul <lyude@...hat.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Ben Skeggs <bskeggs@...hat.com>,
        Karol Herbst <kherbst@...hat.com>,
        intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, nouveau@...ts.freedesktop.org
Cc:     Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>, linux-hwmon@...r.kernel.org
Subject: Re: [PATCH 2/2] drm/nouveau: constify pointers to hwmon_channel_info

Reviewed-by: Lyude Paul <lyude@...hat.com>

On Fri, 2023-04-07 at 17:00 +0200, Krzysztof Kozlowski wrote:
> Statically allocated array of pointed to hwmon_channel_info can be made
> const for safety.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> ---
> 
> This depends on hwmon core patch:
> https://lore.kernel.org/all/20230406203103.3011503-2-krzysztof.kozlowski@linaro.org/
> 
> Therefore I propose this should also go via hwmon tree.
> 
> Cc: Jean Delvare <jdelvare@...e.com>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Cc: linux-hwmon@...r.kernel.org
> ---
>  drivers/gpu/drm/nouveau/nouveau_hwmon.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/nouveau/nouveau_hwmon.c b/drivers/gpu/drm/nouveau/nouveau_hwmon.c
> index e844be49e11e..db30a4c2cd4d 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_hwmon.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_hwmon.c
> @@ -211,7 +211,7 @@ static const struct attribute_group temp1_auto_point_sensor_group = {
>  
>  #define N_ATTR_GROUPS   3
>  
> -static const struct hwmon_channel_info *nouveau_info[] = {
> +static const struct hwmon_channel_info * const nouveau_info[] = {
>  	HWMON_CHANNEL_INFO(chip,
>  			   HWMON_C_UPDATE_INTERVAL),
>  	HWMON_CHANNEL_INFO(temp,

-- 
Cheers,
 Lyude Paul (she/her)
 Software Engineer at Red Hat