linux-kernel - [PATCH v5 04/19] soc: mediatek: mtk-cmdq: Add cmdq_get_mbox_priv() in cmdq_pkt

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Message-ID: <20250425093237.1543918-5-jason-jh.lin@mediatek.com>
Date: Fri, 25 Apr 2025 17:28:36 +0800
From: Jason-JH Lin <jason-jh.lin@...iatek.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Jassi Brar <jassisinghbrar@...il.com>,
	Chun-Kuang Hu <chunkuang.hu@...nel.org>, AngeloGioacchino Del Regno
	<angelogioacchino.delregno@...labora.com>, Mauro Carvalho Chehab
	<mchehab@...nel.org>
CC: Matthias Brugger <matthias.bgg@...il.com>, Jason-JH Lin
	<jason-jh.lin@...iatek.com>, Nancy Lin <nancy.lin@...iatek.com>, Singo Chang
	<singo.chang@...iatek.com>, Paul-PL Chen <pual-pl.chen@...iatek.com>, "Moudy
 Ho" <moudy.ho@...iatek.com>, Xavier Chang <xavier.chang@...iatek.com>,
	Xiandong Wang <xiandong.wang@...iatek.com>, Sirius Wang
	<sirius.wang@...iatek.com>, Fei Shao <fshao@...omium.org>, Chen-yu Tsai
	<wenst@...omium.org>, <Project_Global_Chrome_Upstream_Group@...iatek.com>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<dri-devel@...ts.freedesktop.org>, <linux-mediatek@...ts.infradead.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-media@...r.kernel.org>
Subject: [PATCH v5 04/19] soc: mediatek: mtk-cmdq: Add cmdq_get_mbox_priv() in cmdq_pkt_create()

Add cmdq_get_mbox_priv() in cmdq_pkt_create() to ensure getting private
data before generating GCE instructions.

Fixes: 0858fde496f8 ("mailbox: cmdq: variablize address shift in platform")
Signed-off-by: Jason-JH Lin <jason-jh.lin@...iatek.com>
---
 drivers/soc/mediatek/mtk-cmdq-helper.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c
index 455221e8de24..8feeaa320359 100644
--- a/drivers/soc/mediatek/mtk-cmdq-helper.c
+++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
@@ -140,6 +140,7 @@ int cmdq_pkt_create(struct cmdq_client *client, struct cmdq_pkt *pkt, size_t siz
 	}
 
 	pkt->pa_base = dma_addr;
+	cmdq_get_mbox_priv(client->chan, &pkt->priv);
 
 	return 0;
 }
-- 
2.43.0