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To:     Lyude Paul <lyude@redhat.com>, intel-gfx@lists.freedesktop.org
From:   Chris Wilson <chris@chris-wilson.co.uk>
In-Reply-To: <20190822203127.24648-2-lyude@redhat.com>
Cc:     Jani Nikula <jani.nikula@linux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@intel.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
References: <20190822203127.24648-1-lyude@redhat.com>
 <20190822203127.24648-2-lyude@redhat.com>
Message-ID: <156651504414.31031.15762618327886046790@skylake-alporthouse-com>
User-Agent: alot/0.6
Subject: Re: [PATCH v2 2/2] drm/i915: Enable CONFIG_DMA_API_DEBUG_SG for intel-ci
Date:   Fri, 23 Aug 2019 00:04:04 +0100
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Quoting Lyude Paul (2019-08-22 21:31:27)
> Now that we've fixed i915 so that it sets a max SG segment length and
> gotten rid of the relevant warnings, let's enable
> CONFIG_DMA_API_DEBUG_SG for intel-ci so that we can catch issues like
> this in the future as well.
> 
> Signed-off-by: Lyude Paul <lyude@redhat.com>
> Cc: Chris Wilson <chris@chris-wilson.co.uk>
> ---
>  drivers/gpu/drm/i915/Kconfig.debug | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug
> index 00786a142ff0..ad8d3cd63c9f 100644
> --- a/drivers/gpu/drm/i915/Kconfig.debug
> +++ b/drivers/gpu/drm/i915/Kconfig.debug
> @@ -32,6 +32,7 @@ config DRM_I915_DEBUG
>         select DRM_DEBUG_SELFTEST
>         select DMABUF_SELFTESTS
>         select SW_SYNC # signaling validation framework (igt/syncobj*)

	select DMA_API_DEBUG
as well for it to be enabled, no recursive dependency solver in Kconfig.

> +        select DMA_API_DEBUG_SG
>         select DRM_I915_SW_FENCE_DEBUG_OBJECTS
>         select DRM_I915_SELFTEST
>         select DRM_I915_DEBUG_RUNTIME_PM
> -- 
> 2.21.0
>