From: "Michael Walle" <mwalle@kernel.org>
To: "AngeloGioacchino Del Regno"
<angelogioacchino.delregno@collabora.com>,
"Alexandre Mergnat" <amergnat@baylibre.com>,
<chunkuang.hu@kernel.org>
Cc: <robh@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>,
<conor+dt@kernel.org>, <p.zabel@pengutronix.de>,
<airlied@gmail.com>, <daniel@ffwll.ch>,
<maarten.lankhorst@linux.intel.com>, <mripard@kernel.org>,
<tzimmermann@suse.de>, <matthias.bgg@gmail.com>,
<shawn.sung@mediatek.com>, <yu-chang.lee@mediatek.com>,
<ck.hu@mediatek.com>, <jitao.shi@mediatek.com>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<dri-devel@lists.freedesktop.org>,
<linux-mediatek@lists.infradead.org>,
<linux-arm-kernel@lists.infradead.org>, <wenst@chromium.org>,
<kernel@collabora.com>
Subject: Re: [PATCH v2 0/3] drm/mediatek: Add support for OF graphs
Date: Mon, 06 May 2024 15:17:36 +0200 [thread overview]
Message-ID: <D12LA0QKEFRQ.68TZEVQZ7FJB@kernel.org> (raw)
In-Reply-To: <1b8fa907-b48f-4ebe-bc17-3de1d7c0d062@collabora.com>
Hi Angelo,
On Mon May 6, 2024 at 1:22 PM CEST, AngeloGioacchino Del Regno wrote:
> > The problem with this is that you need DDP_COMPONENT_DRM_OVL_ADAPTOR... which is
> > a software thing and not HW, so that can't be described in devicetree.
> >
> > The only thing this series won't deal with is exactly that.
>
> Sorry, no, I got confused.
>
> The series *does* already deal with that, as the pipeline is built before the check
> for OVL_ADAPTOR components, so that will get probed.
Are you sure? Because who is actually adding the OVL_ADAPTOR to the
path? It looks like your patch will walk the graph and add all the
components according to their compatible string. And since the
OVL_ADAPTOR is virtual and doesn't have a node..
-michael
WARNING: multiple messages have this Message-ID (diff)
From: "Michael Walle" <mwalle@kernel.org>
To: "AngeloGioacchino Del Regno"
<angelogioacchino.delregno@collabora.com>,
"Alexandre Mergnat" <amergnat@baylibre.com>,
<chunkuang.hu@kernel.org>
Cc: <robh@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>,
<conor+dt@kernel.org>, <p.zabel@pengutronix.de>,
<airlied@gmail.com>, <daniel@ffwll.ch>,
<maarten.lankhorst@linux.intel.com>, <mripard@kernel.org>,
<tzimmermann@suse.de>, <matthias.bgg@gmail.com>,
<shawn.sung@mediatek.com>, <yu-chang.lee@mediatek.com>,
<ck.hu@mediatek.com>, <jitao.shi@mediatek.com>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<dri-devel@lists.freedesktop.org>,
<linux-mediatek@lists.infradead.org>,
<linux-arm-kernel@lists.infradead.org>, <wenst@chromium.org>,
<kernel@collabora.com>
Subject: Re: [PATCH v2 0/3] drm/mediatek: Add support for OF graphs
Date: Mon, 06 May 2024 15:17:36 +0200 [thread overview]
Message-ID: <D12LA0QKEFRQ.68TZEVQZ7FJB@kernel.org> (raw)
In-Reply-To: <1b8fa907-b48f-4ebe-bc17-3de1d7c0d062@collabora.com>
Hi Angelo,
On Mon May 6, 2024 at 1:22 PM CEST, AngeloGioacchino Del Regno wrote:
> > The problem with this is that you need DDP_COMPONENT_DRM_OVL_ADAPTOR... which is
> > a software thing and not HW, so that can't be described in devicetree.
> >
> > The only thing this series won't deal with is exactly that.
>
> Sorry, no, I got confused.
>
> The series *does* already deal with that, as the pipeline is built before the check
> for OVL_ADAPTOR components, so that will get probed.
Are you sure? Because who is actually adding the OVL_ADAPTOR to the
path? It looks like your patch will walk the graph and add all the
components according to their compatible string. And since the
OVL_ADAPTOR is virtual and doesn't have a node..
-michael
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2024-05-06 13:17 UTC|newest]
Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-09 12:02 [PATCH v2 0/3] drm/mediatek: Add support for OF graphs AngeloGioacchino Del Regno
2024-04-09 12:02 ` AngeloGioacchino Del Regno
2024-04-09 12:02 ` [PATCH v2 1/3] dt-bindings: display: mediatek: Add OF graph support for board path AngeloGioacchino Del Regno
2024-04-09 12:02 ` AngeloGioacchino Del Regno
2024-04-09 15:20 ` Dmitry Baryshkov
2024-04-09 15:20 ` Dmitry Baryshkov
2024-04-09 15:41 ` AngeloGioacchino Del Regno
2024-04-09 15:41 ` AngeloGioacchino Del Regno
2024-04-09 15:45 ` Dmitry Baryshkov
2024-04-09 15:45 ` Dmitry Baryshkov
2024-04-19 7:40 ` AngeloGioacchino Del Regno
2024-04-19 7:40 ` AngeloGioacchino Del Regno
2024-04-10 19:03 ` Rob Herring
2024-04-10 19:03 ` Rob Herring
2024-04-19 7:44 ` AngeloGioacchino Del Regno
2024-04-19 7:44 ` AngeloGioacchino Del Regno
2024-04-09 12:02 ` [PATCH v2 2/3] dt-bindings: arm: mediatek: mmsys: " AngeloGioacchino Del Regno
2024-04-09 12:02 ` AngeloGioacchino Del Regno
2024-04-10 19:15 ` Rob Herring
2024-04-10 19:15 ` Rob Herring
2024-04-19 7:54 ` AngeloGioacchino Del Regno
2024-04-19 7:54 ` AngeloGioacchino Del Regno
2024-04-25 2:23 ` CK Hu (胡俊光)
2024-04-25 2:23 ` CK Hu (胡俊光)
2024-04-25 2:23 ` CK Hu (胡俊光)
2024-05-02 8:50 ` AngeloGioacchino Del Regno
2024-05-02 8:50 ` AngeloGioacchino Del Regno
2024-05-07 6:59 ` CK Hu (胡俊光)
2024-05-07 6:59 ` CK Hu (胡俊光)
2024-05-07 6:59 ` CK Hu (胡俊光)
2024-05-07 14:07 ` AngeloGioacchino Del Regno
2024-05-07 14:07 ` AngeloGioacchino Del Regno
2024-05-08 7:19 ` CK Hu (胡俊光)
2024-05-08 7:19 ` CK Hu (胡俊光)
2024-05-08 7:19 ` CK Hu (胡俊光)
2024-05-08 13:03 ` AngeloGioacchino Del Regno
2024-05-08 13:03 ` AngeloGioacchino Del Regno
2024-05-09 5:42 ` CK Hu (胡俊光)
2024-05-09 5:42 ` CK Hu (胡俊光)
2024-05-09 5:42 ` CK Hu (胡俊光)
2024-05-09 9:27 ` AngeloGioacchino Del Regno
2024-05-09 9:27 ` AngeloGioacchino Del Regno
2024-05-10 9:34 ` CK Hu (胡俊光)
2024-05-10 9:34 ` CK Hu (胡俊光)
2024-05-10 9:34 ` CK Hu (胡俊光)
2024-05-10 10:14 ` AngeloGioacchino Del Regno
2024-05-10 10:14 ` AngeloGioacchino Del Regno
2024-05-13 6:15 ` CK Hu (胡俊光)
2024-05-13 6:15 ` CK Hu (胡俊光)
2024-05-13 6:15 ` CK Hu (胡俊光)
2024-05-13 13:44 ` AngeloGioacchino Del Regno
2024-05-13 13:44 ` AngeloGioacchino Del Regno
2024-05-13 16:28 ` Conor Dooley
2024-05-13 16:28 ` Conor Dooley
2024-05-16 7:27 ` AngeloGioacchino Del Regno
2024-05-16 7:27 ` AngeloGioacchino Del Regno
2024-04-09 12:02 ` [PATCH v2 3/3] drm/mediatek: Implement OF graphs support for display paths AngeloGioacchino Del Regno
2024-04-09 12:02 ` AngeloGioacchino Del Regno
2024-05-06 9:11 ` Michael Walle
2024-05-06 9:11 ` Michael Walle
2024-05-06 12:58 ` AngeloGioacchino Del Regno
2024-05-06 12:58 ` AngeloGioacchino Del Regno
2024-04-30 10:17 ` [PATCH v2 0/3] drm/mediatek: Add support for OF graphs Alexandre Mergnat
2024-04-30 10:17 ` Alexandre Mergnat
2024-04-30 11:33 ` AngeloGioacchino Del Regno
2024-04-30 11:33 ` AngeloGioacchino Del Regno
2024-05-02 16:53 ` Alexandre Mergnat
2024-05-02 16:53 ` Alexandre Mergnat
2024-05-14 9:46 ` Alexandre Mergnat
2024-05-14 9:46 ` Alexandre Mergnat
2024-05-14 12:00 ` AngeloGioacchino Del Regno
2024-05-14 12:00 ` AngeloGioacchino Del Regno
2024-05-06 10:02 ` Michael Walle
2024-05-06 10:02 ` Michael Walle
2024-05-06 10:56 ` AngeloGioacchino Del Regno
2024-05-06 10:56 ` AngeloGioacchino Del Regno
2024-05-06 11:22 ` AngeloGioacchino Del Regno
2024-05-06 11:22 ` AngeloGioacchino Del Regno
2024-05-06 13:17 ` Michael Walle [this message]
2024-05-06 13:17 ` Michael Walle
2024-05-06 14:18 ` AngeloGioacchino Del Regno
2024-05-06 14:18 ` AngeloGioacchino Del Regno
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