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Message-ID: <1627890746-23165-1-git-send-email-yongqiang.niu@mediatek.com>
Date: Mon, 2 Aug 2021 15:52:26 +0800
From: Yongqiang Niu <yongqiang.niu@...iatek.com>
To: Chun-Kuang Hu <chunkuang.hu@...nel.org>,
Jassi Brar <jassisinghbrar@...il.com>
CC: Rob Herring <robh+dt@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Philipp Zabel <p.zabel@...gutronix.de>,
David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
Yongqiang Niu <yongqiang.niu@...iatek.com>,
Fabien Parent <fparent@...libre.com>,
Dennis YC Hsieh <dennis-yc.hsieh@...iatek.com>,
<devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
<Project_Global_Chrome_Upstream_Group@...iatek.com>,
Hsin-Yi Wang <hsinyi@...omium.org>
Subject: [PATCH v3] soc: mediatek: cmdq: add address shift in jump
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@...iatek.com>
Reviewed-by: Nicolas Boichat <drinkcat@...omium.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
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