[PATCH 3/3] mailbox: mtk-cmdq: Add struct cmdq_pkt in struct cmdq_cb_data

[Chun-Kuang Hu]

Current client use 'struct cmdq_pkt' as callback data, so
change 'void *data' to 'struct cmdq_pkt *pkt'. Keep data
until client use pkt instead of data.

Cc: Jassi Brar <jassisinghb...@gmail.com>
Cc: Matthias Brugger <matthias....@gmail.com>
Cc: Houlong Wei <houlong....@mediatek.com>
Cc: Bibby Hsieh <bibby.hs...@mediatek.com>
Cc: Dennis YC Hsieh <dennis-yc.hs...@mediatek.com>
Cc: linux-kernel@vger.kernel.org
Cc: linux-arm-ker...@lists.infradead.org
Cc: linux-media...@lists.infradead.org
Signed-off-by: Chun-Kuang Hu <chunkuang...@kernel.org>
---
 drivers/mailbox/mtk-cmdq-mailbox.c       | 2 ++
 include/linux/mailbox/mtk-cmdq-mailbox.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c 
b/drivers/mailbox/mtk-cmdq-mailbox.c
index ef59e2234f22..99a9e0787501 100644
--- a/drivers/mailbox/mtk-cmdq-mailbox.c
+++ b/drivers/mailbox/mtk-cmdq-mailbox.c
@@ -188,6 +188,7 @@ static void cmdq_task_exec_done(struct cmdq_task *task, int 
sta)
        WARN_ON(cb->cb == (cmdq_async_flush_cb)NULL);
        data.sta = sta;
        data.data = cb->data;
+       data.pkt = task->pkt;
        if (cb->cb)
                cb->cb(data);
 
@@ -456,6 +457,7 @@ static int cmdq_mbox_flush(struct mbox_chan *chan, unsigned 
long timeout)
                                 list_entry) {
                data.sta = -ECONNABORTED;
                data.data = cb->data;
+               data.pkt = task->pkt;
                cb = &task->pkt->async_cb;
                if (cb->cb)
                        cb->cb(data);
diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h 
b/include/linux/mailbox/mtk-cmdq-mailbox.h
index 2f7d9a37d611..44365aab043c 100644
--- a/include/linux/mailbox/mtk-cmdq-mailbox.h
+++ b/include/linux/mailbox/mtk-cmdq-mailbox.h
@@ -68,6 +68,7 @@ enum cmdq_code {
 struct cmdq_cb_data {
        int                     sta;
        void                    *data;
+       struct cmdq_pkt         *pkt;
 };
 
 typedef void (*cmdq_async_flush_cb)(struct cmdq_cb_data data);
-- 
2.17.1