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<1583664775-19382-6-git-send-email-dennis-yc.hsieh@mediatek.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200516_105639_341757_F927EE2C X-CRM114-Status: GOOD ( 17.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, HS Liao , linux-mediatek@lists.infradead.org, Houlong Wei , Bibby Hsieh , CK Hu , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 08/03/2020 11:52, Dennis YC Hsieh wrote: > Return error code to client if send message fail, > so that client has chance to error handling. > > Signed-off-by: Dennis YC Hsieh > Fixes: 576f1b4bc802 ("soc: mediatek: Add Mediatek CMDQ helper") > Reviewed-by: CK Hu Queued for v5.7-fixes > --- > 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); > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel