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From: Yongqiang Niu <yongqiang.niu@mediatek.com>
To: Chun-Kuang Hu <chunkuang.hu@kernel.org>,
	Jassi Brar <jassisinghbrar@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Yongqiang Niu <yongqiang.niu@mediatek.com>,
	Fabien Parent <fparent@baylibre.com>,
	Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>,
	<devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-mediatek@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
	<Project_Global_Chrome_Upstream_Group@mediatek.com>,
	Hsin-Yi Wang <hsinyi@chromium.org>
Subject: [PATCH v3] soc: mediatek: cmdq: add address shift in jump
Date: Mon, 2 Aug 2021 15:52:26 +0800	[thread overview]
Message-ID: <1627890746-23165-1-git-send-email-yongqiang.niu@mediatek.com> (raw)

Add address shift when compose jump instruction
to compatible with 35bit format.

Fixes: 0858fde496f8 ("mailbox: cmdq: variablize address shift in platform")

Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
---
 drivers/mailbox/mtk-cmdq-mailbox.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c
index 8d39b98..d03bfaf 100644
--- a/drivers/mailbox/mtk-cmdq-mailbox.c
+++ b/drivers/mailbox/mtk-cmdq-mailbox.c
@@ -174,7 +174,8 @@ static void cmdq_task_insert_into_thread(struct cmdq_task *task)
 	dma_sync_single_for_cpu(dev, prev_task->pa_base,
 				prev_task->pkt->cmd_buf_size, DMA_TO_DEVICE);
 	prev_task_base[CMDQ_NUM_CMD(prev_task->pkt) - 1] =
-		(u64)CMDQ_JUMP_BY_PA << 32 | task->pa_base;
+		(u64)CMDQ_JUMP_BY_PA << 32 |
+		(task->pa_base >> task->cmdq->shift_pa);
 	dma_sync_single_for_device(dev, prev_task->pa_base,
 				   prev_task->pkt->cmd_buf_size, DMA_TO_DEVICE);
 
-- 
1.8.1.1.dirty


                 reply	other threads:[~2021-08-02  7:53 UTC|newest]

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