From 303c6988dbb146f6daac42bab4041b1a0ad6b2bd Mon Sep 17 00:00:00 2001 From: Bibby Hsieh Date: Fri, 14 Feb 2020 12:35:45 +0800 Subject: [PATCH] soc: mediatek: knows_txdone needs to be set in Mediatek CMDQ helper commit 63d83d0d52393e2e5ef346a5464d3a01447ebb7a upstream. Mediatek CMDQ driver have a mechanism to do TXDONE_BY_ACK, so we should set knows_txdone. Fixes:a05dc4cc0ffc ("soc: mediatek: Add Mediatek CMDQ helper") Cc: stable@vger.kernel.org # v5.0+ Signed-off-by: Bibby Hsieh Reviewed-by: CK Hu Signed-off-by: Matthias Brugger Signed-off-by: Greg Kroah-Hartman --- drivers/soc/mediatek/mtk-cmdq-helper.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 3c82de5f9417b..73a852b2f4175 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -38,6 +38,7 @@ struct cmdq_client *cmdq_mbox_create(struct device *dev, int index, u32 timeout) client->pkt_cnt = 0; client->client.dev = dev; client->client.tx_block = false; + client->client.knows_txdone = true; client->chan = mbox_request_channel(&client->client, index); if (IS_ERR(client->chan)) { -- 2.39.5