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disp: msm: hdcp: set default topology as DOWN_REQUEST_TOPOLOGY

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Avoid unnecessary write call to set the read request type. As there
is just one message to be read, use it as a default value.

Change-Id: Ibf1c16f06753ae581dcc32d075ea5d920229f44c
Signed-off-by: Ajay Singh Parmar <quic_aparmar@quicinc.com>
This commit is contained in:
Ajay Singh Parmar
2022-03-02 23:05:10 -08:00
parent cba5134cac
commit 9dc9e26bed
1 changed files with 5 additions and 2 deletions
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7
hdcp/msm_hdcp.c
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@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only // SPDX-License-Identifier: GPL-2.0-only
/* /*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
*/ */
@@ -135,8 +136,8 @@ static ssize_t tp_show(struct device *dev, struct device_attribute *attr,
ret += sizeof(struct HDCP_V2V1_MSG_TOPOLOGY); ret += sizeof(struct HDCP_V2V1_MSG_TOPOLOGY);
/* clear the flag once data is read back to user space*/ /* reset the flag once the data is written back to user space */
hdcp->tp_msgid = -1; hdcp->tp_msgid = DOWN_REQUEST_TOPOLOGY;
break; break;
default: default:
ret = -EINVAL; ret = -EINVAL;
@@ -290,6 +291,8 @@ static int msm_hdcp_probe(struct platform_device *pdev)
if (ret) if (ret)
pr_err("unable to register msm_hdcp sysfs nodes\n"); pr_err("unable to register msm_hdcp sysfs nodes\n");
hdcp->tp_msgid = DOWN_REQUEST_TOPOLOGY;
return 0; return 0;
error_cdev_add: error_cdev_add:
device_destroy(hdcp->class, hdcp->dev_num); device_destroy(hdcp->class, hdcp->dev_num);