diff options
| author | Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com> | 2020-03-08 18:52:47 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-06-03 08:21:19 +0200 |
| commit | 707f5075021f0c5989e0706d74ead9dc3f69e86a (patch) | |
| tree | 0a2cc29f5e67c99f28b5878c68629e0e54e38c4a /drivers/soc | |
| parent | 56e7873ed2678dbb23c537d52d48c4629ad6422d (diff) | |
soc: mediatek: cmdq: return send msg error code
[ Upstream commit 34c4e4072603ff5c174df73b973896abb76cbb51 ]
Return error code to client if send message fail,
so that client has chance to error handling.
Fixes: 576f1b4bc802 ("soc: mediatek: Add Mediatek CMDQ helper")
Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Link: https://lore.kernel.org/r/1583664775-19382-6-git-send-email-dennis-yc.hsieh@mediatek.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/mediatek/mtk-cmdq-helper.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 73a852b2f417..34eec26b0c1f 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -258,7 +258,9 @@ int cmdq_pkt_flush_async(struct cmdq_pkt *pkt, cmdq_async_flush_cb cb, spin_unlock_irqrestore(&client->lock, flags); } - mbox_send_message(client->chan, pkt); + err = mbox_send_message(client->chan, pkt); + if (err < 0) + return err; /* We can send next packet immediately, so just call txdone. */ mbox_client_txdone(client->chan, 0); |