Merge "qca-wifi: Create framework for RNR 6Ghz operations"

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2020-08-28 22:05:14 -07:00
committed by Gerrit - the friendly Code Review server
2 changed files with 259 additions and 0 deletions

157
umac/rnr/inc/wlan_rnr.h Normal file
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/*
* Copyright (c) 2020 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
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _WLAN_RNR_H_
#define _WLAN_RNR_H_
#include <qdf_atomic.h>
#include <wlan_objmgr_pdev_obj.h>
/**
* struct rnr_global_info - Global context for RNR
* @vdev_lower_band_cnt: 5ghz/2ghz vdev count
* @vdev_6ghz_band_cnt: 6ghz vdev count
* @pdev_6ghz_ctx: 6Ghz pdev context
*/
struct rnr_global_info {
qdf_atomic_t vdev_lower_band_cnt;
qdf_atomic_t vdev_6ghz_band_cnt;
uint32_t rnr_mbss_idx_map;
struct wlan_objmgr_pdev *pdev_6ghz_ctx;
};
/**
* wlan_rnr_lower_band_vdev_inc - Atomic increment of
* global lower band vdev counter
*
* API to increment global lower band vdev counter
*
* Return:void
*/
void wlan_rnr_lower_band_vdev_inc(void);
/**
* wlan_rnr_lower_band_vdev_dec - Atomic decrement of
* global lower band vdev counter
*
* API to decrement global lower band vdev counter
*
* Return:void
*/
void wlan_rnr_lower_band_vdev_dec(void);
/**
* wlan_rnr_6ghz_vdev_inc - Atomic increment of
* 6ghz vdev counter
*
* API to increment of 6Ghz vdev counter
*
* Return:void
*/
void wlan_rnr_6ghz_vdev_inc(void);
/**
* wlan_rnr_6ghz_vdev_dec - Atomic decrement of
* 6ghz vdev counter
*
* API to decrement of 6Ghz vdev counter
*
* Return:void
*/
void wlan_rnr_6ghz_vdev_dec(void);
/**
* wlan_global_6ghz_pdev_set - Store 6Ghz pdev in
* global context
*
* API to save 6Ghz pdev in global context for
* faster access
*
* Return:void
*/
void wlan_global_6ghz_pdev_set(struct wlan_objmgr_pdev *pdev);
/**
* wlan_global_6ghz_pdev_destroy - Delete 6Ghz pdev in
* global context
*
* API to delete 6Ghz pdev in global context for
* faster access
*
* Return:void
*/
void wlan_global_6ghz_pdev_destroy(void);
/**
* wlan_lower_band_ap_cnt_get - Get lower band AP count
*
* API to get lower band vdev from global context for
* faster access
*
* Return: int32_t
*/
int32_t wlan_lower_band_ap_cnt_get(void);
/**
* wlan_rnr_init_cnt - Initialize counters for
* 6Ghz vdev and lower band vdev
*
* API to initialize atomic counters used for 6Ghz vdev
* and lower band vdev
*
* Return: void
*/
void wlan_rnr_init_cnt(void);
/**
* wlan_gbl_6ghz_pdev_get - Retrieve 6Ghz pdev pointer
*
* API to get 6Ghz pdev pointer
*
* Return: struct wlan_objmgr_pdev
*/
struct wlan_objmgr_pdev *wlan_gbl_6ghz_pdev_get(void);
/**
* wlan_rnr_set_bss_idx - Set bit corresponding to bss index
*
* API to set bss index bitmap for adding Non Tx APs
* not included in Mbss IE in the RNR IE
*
* Return: void
*/
void wlan_rnr_set_bss_idx(uint32_t bss_idx);
/**
* wlan_rnr_get_bss_idx - Get bit corresponding to bss index
*
* API to Get bss index bitmap for adding Non Tx APs
* not included in Mbss IE in the RNR IE
*
* Return: void
*/
uint32_t wlan_rnr_get_bss_idx(void);
/**
* wlan_rnr_clear_bss_idx - Clear bits corresponding to bss index map
*
* API to clear bss index bitmap for adding Non Tx APs
* not included in Mbss IE in the RNR IE
*
* Return: void
*/
void wlan_rnr_clear_bss_idx(void);
#endif /* End of _WLAN_RNR_H_ */

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umac/rnr/src/wlan_rnr.c Normal file
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/*
* Copyright (c) 2020 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
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <wlan_rnr.h>
#include <qdf_module.h>
#include <qdf_status.h>
#include <qdf_types.h>
struct rnr_global_info g_rnr_info;
void wlan_rnr_init_cnt(void)
{
qdf_atomic_init(&(g_rnr_info.vdev_lower_band_cnt));
qdf_atomic_init(&(g_rnr_info.vdev_6ghz_band_cnt));
}
qdf_export_symbol(wlan_rnr_init_cnt);
void wlan_rnr_lower_band_vdev_inc(void)
{
qdf_atomic_inc(&(g_rnr_info.vdev_lower_band_cnt));
}
qdf_export_symbol(wlan_rnr_lower_band_vdev_inc);
void wlan_rnr_lower_band_vdev_dec(void)
{
qdf_atomic_dec(&(g_rnr_info.vdev_lower_band_cnt));
}
qdf_export_symbol(wlan_rnr_lower_band_vdev_dec);
void wlan_rnr_6ghz_vdev_inc(void)
{
qdf_atomic_inc(&(g_rnr_info.vdev_6ghz_band_cnt));
}
qdf_export_symbol(wlan_rnr_6ghz_vdev_inc);
void wlan_rnr_6ghz_vdev_dec(void)
{
qdf_atomic_dec(&(g_rnr_info.vdev_6ghz_band_cnt));
}
qdf_export_symbol(wlan_rnr_6ghz_vdev_dec);
void wlan_global_6ghz_pdev_set(struct wlan_objmgr_pdev *pdev)
{
if (pdev)
g_rnr_info.pdev_6ghz_ctx = pdev;
}
qdf_export_symbol(wlan_global_6ghz_pdev_set);
void wlan_global_6ghz_pdev_destroy(void)
{
g_rnr_info.pdev_6ghz_ctx = NULL;
}
qdf_export_symbol(wlan_global_6ghz_pdev_destroy);
int32_t wlan_lower_band_ap_cnt_get(void)
{
return qdf_atomic_read(&(g_rnr_info.vdev_lower_band_cnt));
}
qdf_export_symbol(wlan_lower_band_ap_cnt_get);
struct wlan_objmgr_pdev *wlan_gbl_6ghz_pdev_get(void)
{
return g_rnr_info.pdev_6ghz_ctx;
}
qdf_export_symbol(wlan_gbl_6ghz_pdev_get);
void wlan_rnr_set_bss_idx(uint32_t bss_idx)
{
g_rnr_info.rnr_mbss_idx_map |= (1 << (bss_idx-1));
}
uint32_t wlan_rnr_get_bss_idx(void)
{
return g_rnr_info.rnr_mbss_idx_map;
}
void wlan_rnr_clear_bss_idx(void)
{
g_rnr_info.rnr_mbss_idx_map = 0;
}