Re: [PATCH 1/2] drm/i915: constify pointers to hwmon_channel_info

From: Jani Nikula
Date: Tue Apr 11 2023 - 05:27:28 EST


On Fri, 07 Apr 2023, Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> wrote:
> Statically allocated array of pointed to hwmon_channel_info can be made
> const for safety.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>
> ---
>
> This depends on hwmon core patch:
> https://lore.kernel.org/all/20230406203103.3011503-2-krzysztof.kozlowski@xxxxxxxxxx/
>
> Therefore I propose this should also go via hwmon tree.

Thanks for doing this, I couldn't be bothered to follow through with it
[1].

Acked-by: Jani Nikula <jani.nikula@xxxxxxxxx>



[1] https://lore.kernel.org/r/20230309082841.400118-1-jani.nikula@xxxxxxxxx


>
> Cc: Jean Delvare <jdelvare@xxxxxxxx>
> Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
> Cc: linux-hwmon@xxxxxxxxxxxxxxx
> ---
> drivers/gpu/drm/i915/i915_hwmon.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_hwmon.c b/drivers/gpu/drm/i915/i915_hwmon.c
> index 596dd2c07010..87b527a54272 100644
> --- a/drivers/gpu/drm/i915/i915_hwmon.c
> +++ b/drivers/gpu/drm/i915/i915_hwmon.c
> @@ -267,7 +267,7 @@ static const struct attribute_group *hwm_groups[] = {
> NULL
> };
>
> -static const struct hwmon_channel_info *hwm_info[] = {
> +static const struct hwmon_channel_info * const hwm_info[] = {
> HWMON_CHANNEL_INFO(in, HWMON_I_INPUT),
> HWMON_CHANNEL_INFO(power, HWMON_P_MAX | HWMON_P_RATED_MAX | HWMON_P_CRIT),
> HWMON_CHANNEL_INFO(energy, HWMON_E_INPUT),
> @@ -275,7 +275,7 @@ static const struct hwmon_channel_info *hwm_info[] = {
> NULL
> };
>
> -static const struct hwmon_channel_info *hwm_gt_info[] = {
> +static const struct hwmon_channel_info * const hwm_gt_info[] = {
> HWMON_CHANNEL_INFO(energy, HWMON_E_INPUT),
> NULL
> };

--
Jani Nikula, Intel Open Source Graphics Center