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qcacmn: Add WMI support for AWGN interference detection

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Add APIs to extract AWGN information from the DCS WMI
interference event received from FW.

Change-Id: I4b2f9f4ef012553dac2a405dc7ac12aef9452354
CRs-Fixed: 2958675
This commit is contained in:
Yu Wang
2021-05-06 17:15:29 +08:00
committed by Madan Koyyalamudi
parent 888f9d0de8
commit 15c52e32f7
5 changed files with 122 additions and 4 deletions
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20
umac/dcs/dispatcher/inc/wlan_dcs_public_structs.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2020-2021, 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 above
@@ -101,4 +101,22 @@ struct wlan_host_dcs_im_user_stats {
uint32_t my_bss_rx_cycle_count;
};
/**
* struct wlan_host_dcs_awgn_info - DCS AWGN info
* @channel_width: Channel width, enum phy_ch_width
* @center_freq: Center frequency of primary channel
* @center_freq0: Center frequency of segment 1
* @center_freq1: Center frequency of segment 2
* @chan_bw_intf_bitmap: Per-20MHz interference bitmap, each bit
* indicates 20MHz in which interference is seen, e.g.
* bit0 - primary 20MHz, bit1 - secondary 20MHz,
* bit2 - secondary 40MHz Lower, bit3 - secondary 40MHz Upper
*/
struct wlan_host_dcs_awgn_info {
enum phy_ch_width channel_width;
qdf_freq_t center_freq;
qdf_freq_t center_freq0;
qdf_freq_t center_freq1;
uint32_t chan_bw_intf_bitmap;
};
#endif

14
wmi/inc/wmi_unified_dcs_api.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2020-2021, 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 above
@@ -57,6 +57,18 @@ QDF_STATUS wmi_extract_dcs_im_tgt_stats(
void *evt_buf,
struct wlan_host_dcs_im_tgt_stats *wlan_stat);
/*
* wmi_extract_dcs_awgn_info() - extract DCS AWGN interference info from event
* @wmi_handle: WMI handle
* @evt_buf: Pointer to event buffer
* @awgn_info: Pointer to hold AWGN interference info
*
* Return: QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE for failure
*/
QDF_STATUS
wmi_extract_dcs_awgn_info(wmi_unified_t wmi_hdl, void *evt_buf,
struct wlan_host_dcs_awgn_info *awgn_info);
/**
* wmi_send_dcs_pdev_param() - send dcs pdev param
* @wmi_handle: wmi handle

3
wmi/inc/wmi_unified_priv.h
View File

@@ -1642,6 +1642,9 @@ QDF_STATUS (*extract_dcs_im_tgt_stats)(
wmi_unified_t wmi_handle,
void *evt_buf,
struct wlan_host_dcs_im_tgt_stats *wlan_stat);
QDF_STATUS (*extract_dcs_awgn_info)(wmi_unified_t wmi_handle, void *evt_buf,
struct wlan_host_dcs_awgn_info *awgn_info);
#else
QDF_STATUS (*extract_dcs_interference_type)(wmi_unified_t wmi_handle,
void *evt_buf, struct wmi_host_dcs_interference_param *param);

12
wmi/src/wmi_unified_dcs_api.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2020-2021, 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 above
@@ -49,6 +49,16 @@ QDF_STATUS wmi_extract_dcs_im_tgt_stats(
return QDF_STATUS_E_FAILURE;
}
QDF_STATUS wmi_extract_dcs_awgn_info(wmi_unified_t wmi_hdl, void *evt_buf,
struct wlan_host_dcs_awgn_info *awgn_info)
{
if (wmi_hdl && wmi_hdl->ops->extract_dcs_awgn_info)
return wmi_hdl->ops->extract_dcs_awgn_info(wmi_hdl, evt_buf,
awgn_info);
return QDF_STATUS_E_FAILURE;
}
#ifdef ENABLE_HOST_TO_TARGET_CONVERSION
QDF_STATUS wmi_send_dcs_pdev_param(wmi_unified_t wmi_handle,
uint32_t pdev_idx,

77
wmi/src/wmi_unified_dcs_tlv.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2020-2021, 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 above
@@ -100,11 +100,86 @@ static QDF_STATUS extract_dcs_im_tgt_stats_tlv(
return QDF_STATUS_SUCCESS;
}
#ifdef WLAN_FEATURE_11BE
#define WLAN_PHY_CH_WIDTH_320MHZ CH_WIDTH_320MHZ
#else
#define WLAN_PHY_CH_WIDTH_320MHZ CH_WIDTH_INVALID
#endif
/*
* wmi_map_ch_width() - map wmi channel width to host channel width
* @wmi_width: wmi channel width enum
*
* Return: host channel width, enum phy_ch_width
*/
static inline enum phy_ch_width wmi_map_ch_width(wmi_channel_width wmi_width)
{
switch (wmi_width) {
case WMI_CHAN_WIDTH_20:
return CH_WIDTH_20MHZ;
case WMI_CHAN_WIDTH_40:
return CH_WIDTH_40MHZ;
case WMI_CHAN_WIDTH_80:
return CH_WIDTH_80MHZ;
case WMI_CHAN_WIDTH_160:
return CH_WIDTH_160MHZ;
case WMI_CHAN_WIDTH_80P80:
return CH_WIDTH_80P80MHZ;
case WMI_CHAN_WIDTH_5:
return CH_WIDTH_5MHZ;
case WMI_CHAN_WIDTH_10:
return CH_WIDTH_10MHZ;
case WMI_CHAN_WIDTH_320:
return WLAN_PHY_CH_WIDTH_320MHZ;
default:
return CH_WIDTH_INVALID;
}
}
/*
* extract_dcs_awgn_info_tlv() - extract DCS AWGN interference from event
* @wmi_handle: wmi handle
* @param evt_buf: pointer to event buffer
* @param awgn_info: Pointer to hold cw interference
*
* Return: QDF_STATUS_SUCCESS for success or QDF_STATUS_E_* for error
*/
static QDF_STATUS
extract_dcs_awgn_info_tlv(wmi_unified_t wmi_handle, void *evt_buf,
struct wlan_host_dcs_awgn_info *awgn_info)
{
WMI_DCS_INTERFERENCE_EVENTID_param_tlvs *param_buf;
wmi_dcs_awgn_int_t *ev;
param_buf = evt_buf;
if (!param_buf)
return QDF_STATUS_E_INVAL;
ev = param_buf->awgn_int;
if (!ev) {
wmi_err("Invalid awgn info");
return QDF_STATUS_E_INVAL;
}
awgn_info->channel_width = wmi_map_ch_width(ev->channel_width);
awgn_info->center_freq = (qdf_freq_t)ev->chan_freq;
awgn_info->center_freq0 = (qdf_freq_t)ev->center_freq0;
awgn_info->center_freq1 = (qdf_freq_t)ev->center_freq1;
awgn_info->chan_bw_intf_bitmap = ev->chan_bw_interference_bitmap;
wmi_debug("width: %u, freq: %u, freq0: %u, freq1: %u, bitmap: 0x%x",
awgn_info->channel_width, awgn_info->center_freq,
awgn_info->center_freq0, awgn_info->center_freq1,
awgn_info->chan_bw_intf_bitmap);
return QDF_STATUS_SUCCESS;
}
void wmi_dcs_attach_tlv(wmi_unified_t wmi_handle)
{
struct wmi_ops *ops = wmi_handle->ops;
ops->extract_dcs_interference_type = extract_dcs_interference_type_tlv;
ops->extract_dcs_im_tgt_stats = extract_dcs_im_tgt_stats_tlv;
ops->extract_dcs_awgn_info = extract_dcs_awgn_info_tlv;
}