Re: [PATCH v2 06/14] soc: mediatek: cmdq: return send msg error code

Bibby Hsieh
2019-12-06T04:03:01Z

On Wed, 2019-11-27 at 09:58 +0800, Dennis YC Hsieh wrote:
> Return error code to client if send message fail,
> so that client has chance to error handling.
>
This patches seems like a fix patch.
Please add fixes, thanks.

Bibby
> Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
> ---
> drivers/soc/mediatek/mtk-cmdq-helper.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c
> index 274f6f311d05..8421b4090304 100644
> --- a/drivers/soc/mediatek/mtk-cmdq-helper.c
> +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
> @@ -353,11 +353,11 @@ 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);
> /* We can send next packet immediately, so just call txdone. */
> mbox_client_txdone(client->chan, 0);
>
> - return 0;
> + return err;
> }
> EXPORT_SYMBOL(cmdq_pkt_flush_async);