From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: Kyrie Wu <kyrie.wu@mediatek.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Bin Liu <bin.liu@mediatek.com>,
kyrie wu <kyrie.wu@mediatek.corp-partner.google.com>,
Hans Verkuil <hverkuil@kernel.org>,
irui wang <irui.wang@mediatek.com>,
Nicolas Dufresne <nicolas.dufresne@collabora.com>,
linux-media@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org
Subject: Re: [PATCH v17 06/12] media: mediatek: jpeg: fix buffer state update timing
Date: Tue, 22 Sep 2026 13:40:03 +0200 [thread overview]
Message-ID: <193cb5ee-09ea-4105-90ab-3968c796ff86@collabora.com> (raw)
In-Reply-To: <20260922091530.241762-7-kyrie.wu@mediatek.com>
On 9/22/26 11:15, Kyrie Wu wrote:
> Update the destination buffer state only after the decoder has selected
> a hardware core and resumed its runtime PM state successfully. This avoids
> assigning frame tracking data to buffers that will be returned early, such
> as when a source resolution change is detected.
>
> Protect the destination buffer state update with the hardware spinlock so
> the completion path observes a consistent context and frame number. Stop
> walking the done queue after completing the next expected frame, since the
> remaining buffers still need to wait for their own frame order.
>
> Fixes: dedc21500334 ("media: mtk-jpegdec: add jpeg decode worker interface")
> Signed-off-by: Kyrie Wu <kyrie.wu@mediatek.com>
> Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
next prev parent reply other threads:[~2026-09-22 11:40 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-22 9:15 [PATCH v17 00/12] Enable jpeg enc & dec multi-hardwares for MT8196 Kyrie Wu
2026-09-22 9:15 ` [PATCH v17 01/12] media: mediatek: jpeg: fix jpeg cores' amounts setting Kyrie Wu
2026-09-22 9:15 ` [PATCH v17 02/12] media: mediatek: jpeg: fix jpeg buffer payload size setting Kyrie Wu
2026-09-22 11:40 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 03/12] media: mediatek: jpeg: fix buffer structure size and layout Kyrie Wu
2026-09-22 11:40 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 04/12] media: mediatek: jpeg: Fix buffer completion on multi-core streaming stop Kyrie Wu
2026-09-22 11:40 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 05/12] media: mediatek: jpeg: Fix multi-core clk suspend and resume setting Kyrie Wu
2026-09-22 11:39 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 06/12] media: mediatek: jpeg: fix buffer state update timing Kyrie Wu
2026-09-22 11:40 ` AngeloGioacchino Del Regno [this message]
2026-09-22 9:15 ` [PATCH v17 07/12] media: mediatek: jpeg: fix resolution change event handling in decoder Kyrie Wu
2026-09-22 11:40 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 08/12] media: mediatek: jpeg: fix remove buffer removal timing for multi-core Kyrie Wu
2026-09-22 11:39 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 09/12] media: dt-bindings: mediatek,jpeg: Add mediatek, mt8196-jpgdec compatible Kyrie Wu
2026-09-22 11:39 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 10/12] media: dt-bindings: mediatek,jpeg: Add mediatek, mt8196-jpgenc compatible Kyrie Wu
2026-09-22 11:39 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 11/12] media: mediatek: jpeg: add jpeg compatible Kyrie Wu
2026-09-22 11:39 ` AngeloGioacchino Del Regno
2026-09-22 9:15 ` [PATCH v17 12/12] media: mediatek: jpeg: add jpeg smmu sid setting Kyrie Wu
2026-09-22 11:39 ` AngeloGioacchino Del Regno
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