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qcacmn: Add cdp api for dp tx desc availability

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Add cdp api to check if tx desc pool available descriptor
threshold has reached.

Change-Id: Ie542d03dd865d32aa6e01da00328aa51728b4276
CRs-Fixed: 2369218
This commit is contained in:
Sravan Kumar Kairam
2018-12-17 17:55:44 +05:30
committed by nshrivas
parent 61f47a6fbd
commit b75565e98f
4 changed files with 53 additions and 1 deletions
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26
dp/inc/cdp_txrx_flow_ctrl_v2.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2016-2017 The Linux Foundation. All rights reserved.
* Copyright (c) 2016-2018 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
@@ -107,4 +107,28 @@ cdp_dump_flow_pool_info(struct cdp_soc_t *soc)
soc->ops->flowctl_ops->dump_flow_pool_info(dp_soc);
}
/**
* cdp_tx_desc_thresh_reached() - Check if avail tx desc meet threshold
* @soc - data path soc handle
* @vdev - dp vdev handle
*
* Return: true if threshold is met, false if not
*/
static inline bool
cdp_tx_desc_thresh_reached(struct cdp_soc_t *soc, struct cdp_vdev *vdev)
{
if (!soc || !soc->ops) {
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"%s invalid instance", __func__);
QDF_BUG(0);
return false;
}
if (!soc->ops->flowctl_ops ||
!soc->ops->flowctl_ops->tx_desc_thresh_reached)
return false;
return soc->ops->flowctl_ops->tx_desc_thresh_reached(vdev);
}
#endif /* _CDP_TXRX_FC_V2_H_ */