[PATCH v3] soc: mediatek: cmdq: add address shift in jump
From: Yongqiang Niu <hidden>
Date: 2021-08-02 07:53:05
Also in:
dri-devel, linux-arm-kernel, linux-devicetree, lkml
Subsystem:
mailbox api, the rest · Maintainers:
Jassi Brar, Linus Torvalds
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 <redacted>
Reviewed-by: Nicolas Boichat <redacted>
---
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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