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[4/5] net: qrtr: Start MHI channels during init

Message ID 20200927033652.11789-5-manivannan.sadhasivam@linaro.org
State Superseded
Headers show
Series MHI changes for v5.10 - Take two | expand

Commit Message

Manivannan Sadhasivam Sept. 27, 2020, 3:36 a.m. UTC 
From: Loic Poulain <loic.poulain@linaro.org>

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@linaro.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
 net/qrtr/mhi.c | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/net/qrtr/mhi.c b/net/qrtr/mhi.c
index ff0c41467fc1..7100f0bac4c6 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;