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@@ -1,5 +1,6 @@
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// SPDX-License-Identifier: GPL-2.0-only
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/*
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+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
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* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
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*/
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@@ -135,8 +136,8 @@ static ssize_t tp_show(struct device *dev, struct device_attribute *attr,
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ret += sizeof(struct HDCP_V2V1_MSG_TOPOLOGY);
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- /* clear the flag once data is read back to user space*/
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- hdcp->tp_msgid = -1;
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+ /* reset the flag once the data is written back to user space */
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+ hdcp->tp_msgid = DOWN_REQUEST_TOPOLOGY;
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break;
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default:
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ret = -EINVAL;
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@@ -290,6 +291,8 @@ static int msm_hdcp_probe(struct platform_device *pdev)
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if (ret)
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pr_err("unable to register msm_hdcp sysfs nodes\n");
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+ hdcp->tp_msgid = DOWN_REQUEST_TOPOLOGY;
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+
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return 0;
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error_cdev_add:
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device_destroy(hdcp->class, hdcp->dev_num);
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