Messages in this thread Patch in this message | | | Subject | Re: [PATCH v4 05/13] soc: mediatek: cmdq: return send msg error code | From | CK Hu <> | Date | Wed, 4 Mar 2020 10:38:32 +0800 |
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Hi, Dennis:
On Tue, 2020-03-03 at 18:58 +0800, Dennis YC Hsieh wrote: > Return error code to client if send message fail, > so that client has chance to error handling. >
Reviewed-by: CK Hu <ck.hu@mediatek.com>
> Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com> > Fixes: 576f1b4bc802 ("soc: mediatek: Add Mediatek CMDQ helper") > --- > drivers/soc/mediatek/mtk-cmdq-helper.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c > index 2e1bc513569b..98f23ba3ba47 100644 > --- a/drivers/soc/mediatek/mtk-cmdq-helper.c > +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c > @@ -351,7 +351,9 @@ 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); >
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