netdev - [PATCH v2 2/2] net: qrtr: Start MHI channels during init

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Date:   Mon, 21 Sep 2020 09:43:04 +0200
From:   Loic Poulain <loic.poulain@...aro.org>
To:     manivannan.sadhasivam@...aro.org, hemantk@...eaurora.org,
        davem@...emloft.net
Cc:     netdev@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        bjorn.andersson@...aro.org, Loic Poulain <loic.poulain@...aro.org>
Subject: [PATCH v2 2/2] net: qrtr: Start MHI channels during init

Start MHI device channels so that transfers can be performed.
The MHI stack does not auto-start channels anymore.

Signed-off-by: Loic Poulain <loic.poulain@...aro.org>
---
 v2: split MHI and qrtr changes in dedicated commits

 net/qrtr/mhi.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/net/qrtr/mhi.c b/net/qrtr/mhi.c
index ff0c414..7100f0b 100644
--- a/net/qrtr/mhi.c
+++ b/net/qrtr/mhi.c
@@ -76,6 +76,11 @@ static int qcom_mhi_qrtr_probe(struct mhi_device *mhi_dev,
 	struct qrtr_mhi_dev *qdev;
 	int rc;
 
+	/* start channels */
+	rc = mhi_prepare_for_transfer(mhi_dev);
+	if (rc)
+		return rc;
+
 	qdev = devm_kzalloc(&mhi_dev->dev, sizeof(*qdev), GFP_KERNEL);
 	if (!qdev)
 		return -ENOMEM;
-- 
2.7.4