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qcacld-3.0: Derive MLD mac address

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As part of new implementation for 802.11BE MLD(multi link device)
address also need to be generated, derive the address during the
driver probe for max supported MLD's.

Change-Id: I092aac0607a6b7e9e420b1c82a61869cc0b8a2d4
CRs-Fixed: 2993460
This commit is contained in:
Arun Kumar Khandavalli 2021-07-15 17:54:44 +05:30 committed by Madan Koyyalamudi
parent 608145a17f
commit 01dce308f4
5 changed files with 149 additions and 0 deletions
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9
Kbuild
View File

@ -477,6 +477,10 @@ ifeq ($(CONFIG_FEATURE_WLAN_CH_AVOID_EXT),y)
HDD_OBJS += $(HDD_SRC_DIR)/wlan_hdd_avoid_freq_ext.o
endif
ifeq ($(CONFIG_WLAN_FEATURE_11BE_MLO), y)
HDD_OBJS += $(HDD_SRC_DIR)/wlan_hdd_mlo.o
endif
$(call add-wlan-objs,hdd,$(HDD_OBJS))
###### OSIF_SYNC ########
@ -3866,6 +3870,11 @@ ccflags-y += -DWLAN_MAX_PDEVS=$(CONFIG_WLAN_MAX_PDEVS)
CONFIG_WLAN_MAX_VDEVS ?= 6
ccflags-y += -DWLAN_MAX_VDEVS=$(CONFIG_WLAN_MAX_VDEVS)
ifdef CONFIG_WLAN_FEATURE_11BE_MLO
CONFIG_WLAN_MAX_MLD ?= 2
ccflags-y += -DWLAN_MAX_MLD=$(CONFIG_WLAN_MAX_MLD)
endif
#Maximum pending commands for a vdev is calculated in vdev create handler
#by WLAN_SER_MAX_PENDING_CMDS/WLAN_SER_MAX_VDEVS. For SAP case, we will need
#to accommodate 32 Pending commands to handle multiple STA sending

6
core/hdd/inc/wlan_hdd_main.h
View File

@ -119,6 +119,7 @@
#include "wlan_hdd_sta_info.h"
#include "wlan_hdd_bus_bandwidth.h"
#include <wlan_hdd_cm_api.h>
#include "wlan_hdd_mlo.h"
/*
* Preprocessor definitions and constants
@ -443,6 +444,8 @@ enum hdd_nb_cmd_id {
#define HDD_NOISE_FLOOR_DBM (-96)
#define INTF_MACADDR_MASK 0x7
/**
* enum hdd_auth_key_mgmt - auth key mgmt protocols
* @HDD_AUTH_KEY_MGMT_802_1X: 802.1x
@ -2224,6 +2227,9 @@ struct hdd_context {
bool dump_in_progress;
qdf_time_t bw_vote_time;
struct hdd_dual_sta_policy dual_sta_policy;
#ifdef WLAN_FEATURE_11BE_MLO
struct hdd_mld_mac_info mld_mac_info;
#endif
};
/**

70
core/hdd/inc/wlan_hdd_mlo.h Normal file
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@ -0,0 +1,70 @@
/*
* Copyright (c) 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
* 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.
*/
/**
* DOC : wlan_hdd_mlo.h
*
* WLAN Host Device Driver file for 802.11be (Extremely High Throughput)
* support.
*
*/
#if !defined(WLAN_HDD_MLO_H)
#define WLAN_HDD_MLO_H
#include "wlan_hdd_main.h"
#ifdef WLAN_FEATURE_11BE_MLO
/**
* struct hdd_mld_mac - hdd structure to hold mld address
* @mld_mac: mld addr
* @device_mode: Device mode for mld address
*/
struct hdd_mld_mac {
struct qdf_mac_addr mld_addr;
uint8_t device_mode;
};
/**
* struct hdd_mld_mac_info - HDD structure to hold mld mac address information
* @num_mld_addr: Number of mld address supported
* @mld_intf_addr_mask: mask to dervice the multiple mld address
* @mld_mac_list: Mac address assigned for device mode
*/
struct hdd_mld_mac_info {
uint8_t num_mld_addr;
unsigned long mld_intf_addr_mask;
struct hdd_mld_mac mld_mac_list[WLAN_MAX_MLD];
};
/**
* hdd_update_mld_mac_addr() - Derive mld mac address
* @hdd_context: Global hdd context
* @hw_macaddr: Hardware mac address
*
* This function dervies mld mac address based on the input hardware mac address
*
* Return: none
*/
void hdd_update_mld_mac_addr(struct hdd_context *hdd_ctx,
struct qdf_mac_addr hw_macaddr);
#else
static inline
void hdd_update_mld_mac_addr(struct hdd_context *hdd_ctx,
struct qdf_mac_addr hw_macaddr)
{
}
#endif
#endif

2
core/hdd/src/wlan_hdd_main.c
View File

@ -204,6 +204,7 @@
#include "wlan_hdd_medium_assess.h"
#include "wlan_hdd_eht.h"
#include <linux/bitfield.h>
#include "wlan_hdd_mlo.h"
#ifdef MODULE
#define WLAN_MODULE_NAME module_name(THIS_MODULE)
@ -1614,6 +1615,7 @@ void hdd_update_macaddr(struct hdd_context *hdd_ctx,
QDF_MAC_ADDR_REF(hdd_ctx->derived_mac_addr[i].bytes));
hdd_ctx->num_derived_addr++;
}
hdd_update_mld_mac_addr(hdd_ctx, hw_macaddr);
}
#ifdef FEATURE_WLAN_TDLS

62
core/hdd/src/wlan_hdd_mlo.c Normal file
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@ -0,0 +1,62 @@
/*
* Copyright (c) 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
* 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.
*/
/**
* DOC : wlan_hdd_mlo.c
*
* WLAN Host Device Driver file for 802.11be (Extremely High Throughput)
* support.
*
*/
#include "wlan_hdd_main.h"
#include "wlan_hdd_mlo.h"
void hdd_update_mld_mac_addr(struct hdd_context *hdd_ctx,
struct qdf_mac_addr hw_macaddr)
{
uint8_t i;
uint8_t mldaddr_b2, tmp_br2;
struct hdd_mld_mac_info *mac_info;
mac_info = &hdd_ctx->mld_mac_info;
for (i = 0; i < WLAN_MAX_MLD; i++) {
qdf_mem_copy(mac_info->mld_mac_list[i].mld_addr.bytes,
hw_macaddr.bytes, QDF_MAC_ADDR_SIZE);
mldaddr_b2 = mac_info->mld_mac_list[i].mld_addr.bytes[2];
tmp_br2 = ((mldaddr_b2 >> 4 & INTF_MACADDR_MASK) + i) &
INTF_MACADDR_MASK;
mldaddr_b2 += tmp_br2;
/* XOR-ing bit-24 of the mac address. This will give enough
* mac address range before collision
*/
mldaddr_b2 ^= (1 << 7);
/* Set locally administered bit */
mac_info->mld_mac_list[i].mld_addr.bytes[0] |= 0x02;
mac_info->mld_mac_list[i].mld_addr.bytes[2] = mldaddr_b2;
hdd_debug("mld addr[%d]: "
QDF_MAC_ADDR_FMT, i,
QDF_MAC_ADDR_REF(mac_info->mld_mac_list[i].mld_addr.bytes));
mac_info->mld_mac_list[i].device_mode = QDF_MAX_NO_OF_MODE;
mac_info->num_mld_addr++;
hdd_debug("num_mld_addr: %d", mac_info->num_mld_addr);
};
}