From: Yongqiang Niu <yongqiang.niu@mediatek.com>
To: CK Hu <ck.hu@mediatek.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
Rob Herring <robh+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>
Cc: David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
Mark Rutland <mark.rutland@arm.com>,
<dri-devel@lists.freedesktop.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>,
Yongqiang Niu <yongqiang.niu@mediatek.com>
Subject: [PATCH v2] soc: mediatek: cmdq: add address shift in jump
Date: Wed, 23 Dec 2020 16:34:59 +0800 [thread overview]
Message-ID: <1608712499-24956-2-git-send-email-yongqiang.niu@mediatek.com> (raw)
In-Reply-To: <1608712499-24956-1-git-send-email-yongqiang.niu@mediatek.com>
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 5665b6e..75378e3 100644
--- a/drivers/mailbox/mtk-cmdq-mailbox.c
+++ b/drivers/mailbox/mtk-cmdq-mailbox.c
@@ -168,7 +168,8 @@ 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
next prev parent reply other threads:[~2020-12-23 8:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-23 8:34 soc: mediatek: cmdq: add address shift in jump Yongqiang Niu
2020-12-23 8:34 ` Yongqiang Niu [this message]
2021-01-08 1:48 ` [PATCH v2] " Yongqiang Niu
2021-02-15 5:16 ` Jassi Brar
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