linux-kernel - Re: [Intel-gfx] [PATCH] drm/i915/selftest: fix intel_selftest_modify

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Date:   Fri, 20 Jan 2023 12:32:10 +0100
From:   Andi Shyti <andi.shyti@...ux.intel.com>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     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>,
        Arnd Bergmann <arnd@...db.de>, intel-gfx@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...il.com>
Subject: Re: [Intel-gfx] [PATCH] drm/i915/selftest: fix
 intel_selftest_modify_policy argument types

Hi Arnd,

On Tue, Jan 17, 2023 at 05:37:29PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> The definition of intel_selftest_modify_policy() does not match the
> declaration, as gcc-13 points out:
> 
> drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c:29:5: error: conflicting types for 'intel_selftest_modify_policy' due to enum/integer mismatch; have 'int(struct intel_engine_cs *, struct intel_selftest_saved_policy *, u32)' {aka 'int(struct intel_engine_cs *, struct intel_selftest_saved_policy *, unsigned int)'} [-Werror=enum-int-mismatch]
>    29 | int intel_selftest_modify_policy(struct intel_engine_cs *engine,
>       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> In file included from drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c:11:
> drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.h:28:5: note: previous declaration of 'intel_selftest_modify_policy' with type 'int(struct intel_engine_cs *, struct intel_selftest_saved_policy *, enum selftest_scheduler_modify)'
>    28 | int intel_selftest_modify_policy(struct intel_engine_cs *engine,
>       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> Change the type in the definition to match.
> 
> Fixes: 617e87c05c72 ("drm/i915/selftest: Fix hangcheck self test for GuC submission")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Pushed to drm-intel-gt-next.

Thanks,
Andi

> ---
>  drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c b/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c
> index 310fb83c527e..2990dd4d4a0d 100644
> --- a/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c
> +++ b/drivers/gpu/drm/i915/selftests/intel_scheduler_helpers.c
> @@ -28,8 +28,7 @@ struct intel_engine_cs *intel_selftest_find_any_engine(struct intel_gt *gt)
>  
>  int intel_selftest_modify_policy(struct intel_engine_cs *engine,
>  				 struct intel_selftest_saved_policy *saved,
> -				 u32 modify_type)
> -
> +				 enum selftest_scheduler_modify modify_type)
>  {
>  	int err;
>  
> -- 
> 2.39.0