As both the GLINK and SMD drivers are ticking the txdone of the mailbox (to implement the doorbell) they should set knows_txdone. Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> --- drivers/rpmsg/qcom_glink_native.c | 1 + drivers/rpmsg/qcom_smd.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index 80d9af307b40..8ae81431bada 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -1576,6 +1576,7 @@ struct qcom_glink *qcom_glink_native_probe(struct device *dev, idr_init(&glink->rcids); glink->mbox_client.dev = dev; + glink->mbox_client.knows_txdone = true; glink->mbox_chan = mbox_request_channel(&glink->mbox_client, 0); if (IS_ERR(glink->mbox_chan)) { if (PTR_ERR(glink->mbox_chan) != -EPROBE_DEFER) diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c index 2d7199e7cb3f..2770b3189e03 100644 --- a/drivers/rpmsg/qcom_smd.c +++ b/drivers/rpmsg/qcom_smd.c @@ -1280,6 +1280,7 @@ static int qcom_smd_parse_edge(struct device *dev, of_property_read_u32(node, key, &edge->remote_pid); edge->mbox_client.dev = dev; + edge->mbox_client.knows_txdone = true; edge->mbox_chan = mbox_request_channel(&edge->mbox_client, 0); if (IS_ERR(edge->mbox_chan)) { if (PTR_ERR(edge->mbox_chan) != -ENODEV) -- 2.15.0 -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html