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From: Yunfei Dong <yunfei.dong@mediatek.com>
To: "Nícolas F . R . A . Prado" <nfraprado@collabora.com>,
	"Sebastian Fricke" <sebastian.fricke@collabora.com>,
	"Nicolas Dufresne" <nicolas.dufresne@collabora.com>,
	"Hans Verkuil" <hverkuil-cisco@xs4all.nl>,
	"AngeloGioacchino Del Regno"
	<angelogioacchino.delregno@collabora.com>,
	"Benjamin Gaignard" <benjamin.gaignard@collabora.com>,
	"Nathan Hebert" <nhebert@chromium.org>,
	"Daniel Almeida" <daniel.almeida@collabora.com>
Cc: Hsin-Yi Wang <hsinyi@chromium.org>,
	Fritz Koenig <frkoenig@chromium.org>,
	Daniel Vetter <daniel@ffwll.ch>,
	Steve Cho <stevecho@chromium.org>,
	Yunfei Dong <yunfei.dong@mediatek.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>,
	<Project_Global_Chrome_Upstream_Group@mediatek.com>
Subject: [PATCH v4 10/14] media: mediatek: vcodec: send share memory address to vcp
Date: Sat, 28 Mar 2026 13:16:20 +0800	[thread overview]
Message-ID: <20260328051630.7937-11-yunfei.dong@mediatek.com> (raw)
In-Reply-To: <20260328051630.7937-1-yunfei.dong@mediatek.com>

The share memory is allocated in kernel for vcp architecture, it's different
with vpu which share memors is reserved in vpu micro processor. Need to send
share memory address to vcp.

Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
---
 drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h | 2 ++
 drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c  | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h b/drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h
index 47070be2a991..097561a1efdc 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h
@@ -67,11 +67,13 @@ struct vdec_vpu_ipi_ack {
  * @msg_id	: AP_IPIMSG_DEC_INIT
  * @codec_type	: codec fourcc
  * @ap_inst_addr	: AP video decoder instance address
+ * @shared_iova	: reserved share memory address
  */
 struct vdec_ap_ipi_init {
 	uint32_t msg_id;
 	u32 codec_type;
 	uint64_t ap_inst_addr;
+	u64 shared_iova;
 };
 
 /**
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
index cdb673e6b477..3a10b32be094 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
@@ -236,6 +236,8 @@ int vpu_dec_init(struct vdec_vpu_inst *vpu)
 	msg.msg_id = AP_IPIMSG_DEC_INIT;
 	msg.ap_inst_addr = (unsigned long)vpu;
 	msg.codec_type = vpu->codec_type;
+	if (mtk_vcodec_fw_get_type(vpu->ctx->dev->fw_handler) == VCP)
+		msg.shared_iova = vpu->ctx->dev->fw_handler->vcp->iova_addr;
 
 	mtk_vdec_debug(vpu->ctx, "vdec_inst=%p", vpu);
 
-- 
2.45.2



  parent reply	other threads:[~2026-03-28  5:17 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-28  5:16 [PATCH v4 00/14] media: mediatek: vcodec: support video decoder in mt8196 Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 01/14] media: mediatek: vcodec: add driver to support vcp Yunfei Dong
2026-04-28 20:29   ` Nicolas Dufresne
2026-03-28  5:16 ` [PATCH v4 02/14] media: mediatek: vcodec: add driver to support vcp encoder Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 03/14] media: mediatek: vcodec: get different firmware ipi id Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 04/14] media: mediatek: vcodec: get share memory address Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 05/14] media: mediatek: vcodec: define MT8196 vcodec levels Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 06/14] media: mediatek: vcodec: support vcp architecture Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 07/14] media: mediatek: vcodec: support 36bit iova address Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 08/14] media: mediatek: vcodec: clean xpc status Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 09/14] media: mediatek: vcodec: add debug information Yunfei Dong
2026-03-28  5:16 ` Yunfei Dong [this message]
2026-03-28  5:16 ` [PATCH v4 11/14] dt-bindings: media: mediatek: vcodec: add decoder dt-bindings for mt8196 Yunfei Dong
2026-03-28 12:22   ` Krzysztof Kozlowski
2026-03-28  5:16 ` [PATCH v4 12/14] media: mediatek: vcodec: add decoder compatible to support mt8196 Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 13/14] media: mediatek: decoder: fill av1 buffer size with picinfo Yunfei Dong
2026-03-28  5:16 ` [PATCH v4 14/14] media: mediatek: decoder: support av1 extend vsi Yunfei Dong
2026-04-28 20:24 ` [PATCH v4 00/14] media: mediatek: vcodec: support video decoder in mt8196 Nicolas Dufresne

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