Google Git
Sign in
nest-open-source / manifest_repos / nxp-driver / 1acb4b26622038d5303898336f9bd4c746fb9dc0 / . / wlan_sd8987 / mlan / mlan_11ac.c
blob: 0478688945ef19de5a97b8d16b7e2d79ad1ed57e [file] [log] [blame]
/** @file mlan_11ac.c
*
* @brief This file contains the functions for station ioctl.
*
*
* Copyright 2011-2021 NXP
*
* This software file (the File) is distributed by NXP
* under the terms of the GNU General Public License Version 2, June 1991
* (the License). You may use, redistribute and/or modify the File in
* accordance with the terms and conditions of the License, a copy of which
* is available by writing to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
* this warranty disclaimer.
*
*/
#include "mlan.h"
#include "mlan_join.h"
#include "mlan_util.h"
#include "mlan_fw.h"
#include "mlan_main.h"
#include "mlan_wmm.h"
#include "mlan_11n.h"
#include "mlan_11ac.h"
/********************************************************
Local Variables
********************************************************/
/********************************************************
Global Variables
********************************************************/
/********************************************************
Local Functions
********************************************************/
t_u16 wlan_convert_mcsmap_to_maxrate(mlan_private *priv, t_u16 bands,
t_u16 mcs_map);
/**
* @brief determine the center frquency center index for bandwidth
* of 80 MHz and 160 MHz
*
* @param pmpriv A pointer to mlan_private structure
* @param band band
* @param pri_chan primary channel
* @param chan_bw channel bandwidth
*
* @return channel center frequency center, if found; O, otherwise
*/
t_u8
wlan_get_center_freq_idx(mlan_private *pmpriv, t_u16 band,
t_u32 pri_chan, t_u8 chan_bw)
{
t_u8 center_freq_idx = 0;
if (band & BAND_AAC) {
switch (pri_chan) {
case 36:
case 40:
case 44:
case 48:
if (chan_bw == CHANNEL_BW_80MHZ) {
center_freq_idx = 42;
break;
}
/* fall through */
case 52:
case 56:
case 60:
case 64:
if (chan_bw == CHANNEL_BW_80MHZ) {
center_freq_idx = 58;
break;
} else if (chan_bw == CHANNEL_BW_160MHZ) {
center_freq_idx = 50;
break;
}
/* fall through */
case 100:
case 104:
case 108:
case 112:
if (chan_bw == CHANNEL_BW_80MHZ) {
center_freq_idx = 106;
break;
}
/* fall through */
case 116:
case 120:
case 124:
case 128:
if (chan_bw == CHANNEL_BW_80MHZ) {
center_freq_idx = 122;
break;
} else if (chan_bw == CHANNEL_BW_160MHZ) {
center_freq_idx = 114;
break;
}
/* fall through */
case 132:
case 136:
case 140:
case 144:
if (chan_bw == CHANNEL_BW_80MHZ) {
center_freq_idx = 138;
break;
}
/* fall through */
case 149:
case 153:
case 157:
case 161:
if (chan_bw == CHANNEL_BW_80MHZ) {
center_freq_idx = 155;
break;
}
/* fall through */
case 165:
case 169:
case 173:
case 177:
if (chan_bw == CHANNEL_BW_80MHZ) {
center_freq_idx = 171;
break;
}
/* fall through */
case 184:
case 188:
case 192:
case 196:
if (chan_bw == CHANNEL_BW_80MHZ) {
center_freq_idx = 190;
break;
}
/* fall through */
default: /* error. go to the default */
center_freq_idx = 42;
}
}
return center_freq_idx;
}
/**
* @brief This function gets the bitmap of nss which supports VHT mcs
*
* @param mcs_map_set VHT mcs map
*
* @return The bitmap of supported nss
*/
static t_u8
wlan_get_nss_vht_mcs(t_u16 mcs_map_set)
{
t_u8 nss, nss_map = 0;
for (nss = 1; nss <= 8; nss++) {
if (GET_VHTNSSMCS(mcs_map_set, nss) != NO_NSS_SUPPORT)
nss_map |= 1 << (nss - 1);
}
PRINTM(MCMND, "Supported nss bit map:0x%02x\n", nss_map);
return nss_map;
}
/**
* @brief This function gets the bitmap of nss which supports VHT mcs
*
* @param mcs_map_set VHT mcs map
*
* @return The bitmap of supported nss
*/
static t_u8
wlan_get_nss_num_vht_mcs(t_u16 mcs_map_set)
{
t_u8 nss, nss_num = 0;
for (nss = 1; nss <= 8; nss++) {
if (GET_VHTNSSMCS(mcs_map_set, nss) != NO_NSS_SUPPORT)
nss_num++;
}
PRINTM(MCMND, "Supported nss:%d\n", nss_num);
return nss_num;
}
/**
* @brief This function fills the cap info
*
* @param priv A pointer to mlan_private structure
* @param pht_cap A pointer to MrvlIETypes_HTCap_t structure
* @param bands Band configuration
*
* @return N/A
*/
static void
wlan_fill_cap_info(mlan_private *priv, VHT_capa_t *vht_cap, t_u8 bands)
{
t_u32 usr_dot_11ac_dev_cap;
ENTER();
if (bands & BAND_A)
usr_dot_11ac_dev_cap = priv->usr_dot_11ac_dev_cap_a;
else
usr_dot_11ac_dev_cap = priv->usr_dot_11ac_dev_cap_bg;
vht_cap->vht_cap_info = usr_dot_11ac_dev_cap;
RESET_VHTCAP_MAXMPDULEN(vht_cap->vht_cap_info);
LEAVE();
}
/**
* @brief Set/get 11ac configuration
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pioctl_req A pointer to ioctl request buffer
*
* @return MLAN_STATUS_PENDING --success, otherwise fail
*/
static mlan_status
wlan_11ac_ioctl_vhtcfg(pmlan_adapter pmadapter, pmlan_ioctl_req pioctl_req)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
mlan_private *pmpriv = pmadapter->priv[pioctl_req->bss_index];
mlan_ds_11ac_cfg *cfg = MNULL;
t_u16 cmd_action = 0;
t_u32 usr_vht_cap_info = 0;
t_u32 cfg_value = 0;
t_u32 hw_value = 0;
t_u8 nss = 0;
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(USB9097) || defined(SD9097)
t_u16 rx_nss = 0;
t_u16 tx_nss = 0;
#endif
ENTER();
#define VHT_CAP_INFO_BIT_FIELDS \
(MBIT(4) | MBIT(5) | MBIT(6) | MBIT(7) | MBIT(11) | MBIT(12) | \
MBIT(19) | MBIT(20) | MBIT(21) | MBIT(22) | MBIT(28) | MBIT(29))
cfg = (mlan_ds_11ac_cfg *)pioctl_req->pbuf;
if (pioctl_req->action == MLAN_ACT_SET) {
/** SET operation */
/** validate the user input and correct it if necessary */
if (pmpriv->bss_role == MLAN_BSS_ROLE_STA) {
if (cfg->param.vht_cfg.txrx == 3) {
PRINTM(MERROR,
"Configuration of VHT capabilities for TX/RX 3 is not supported in STA mode!\n");
return MLAN_STATUS_FAILURE;
}
}
if (pmpriv->bss_role == MLAN_BSS_ROLE_UAP) {
if (cfg->param.vht_cfg.txrx != 3) {
PRINTM(MERROR,
"Configuration of VHT capabilities for TX/RX %d is not supported in UAP mode!\n",
cfg->param.vht_cfg.txrx);
return MLAN_STATUS_FAILURE;
}
}
/** set bit fileds */
usr_vht_cap_info = VHT_CAP_INFO_BIT_FIELDS &
cfg->param.vht_cfg.vht_cap_info &
pmadapter->hw_dot_11ac_dev_cap;
/** set MAX MPDU LEN field (bit 0 - bit 1) */
cfg_value =
GET_VHTCAP_MAXMPDULEN(cfg->param.vht_cfg.vht_cap_info);
hw_value =
GET_VHTCAP_MAXMPDULEN(pmadapter->hw_dot_11ac_dev_cap);
SET_VHTCAP_MAXMPDULEN(usr_vht_cap_info,
MIN(cfg_value, hw_value));
/** set CHAN Width Set field (bit 2 - bit 3) */
cfg_value = GET_VHTCAP_CHWDSET(cfg->param.vht_cfg.vht_cap_info);
hw_value = GET_VHTCAP_CHWDSET(pmadapter->hw_dot_11ac_dev_cap);
SET_VHTCAP_CHWDSET(usr_vht_cap_info, MIN(cfg_value, hw_value));
/** set Rx STBC field (bit 8 - bit 10) */
cfg_value = GET_VHTCAP_RXSTBC(cfg->param.vht_cfg.vht_cap_info);
hw_value = GET_VHTCAP_RXSTBC(pmadapter->hw_dot_11ac_dev_cap);
SET_VHTCAP_RXSTBC(usr_vht_cap_info, MIN(cfg_value, hw_value));
/** set Steering Number of BFer Ant (bit 13 - bit 15) */
cfg_value =
GET_VHTCAP_SNBFERANT(cfg->param.vht_cfg.vht_cap_info);
hw_value = GET_VHTCAP_SNBFERANT(pmadapter->hw_dot_11ac_dev_cap);
SET_VHTCAP_SNBFERANT(usr_vht_cap_info,
MIN(cfg_value, hw_value));
/** set Number of Sounding Dimension (bit 16 - bit 18) */
cfg_value =
GET_VHTCAP_NUMSNDDM(cfg->param.vht_cfg.vht_cap_info);
hw_value = GET_VHTCAP_NUMSNDDM(pmadapter->hw_dot_11ac_dev_cap);
SET_VHTCAP_NUMSNDDM(usr_vht_cap_info, MIN(cfg_value, hw_value));
/** set Number of Max AMPDU Length Exponent (bit 23 - bit 25) */
cfg_value =
GET_VHTCAP_MAXAMPDULENEXP(cfg->param.vht_cfg.
vht_cap_info);
hw_value =
GET_VHTCAP_MAXAMPDULENEXP(pmadapter->
hw_dot_11ac_dev_cap);
SET_VHTCAP_MAXAMPDULENEXP(usr_vht_cap_info,
MIN(cfg_value, hw_value));
/** set VHT Link Adaptation Capable (bit 26 - bit 27) */
cfg_value =
GET_VHTCAP_LINKADPCAP(cfg->param.vht_cfg.vht_cap_info);
hw_value =
GET_VHTCAP_LINKADPCAP(pmadapter->hw_dot_11ac_dev_cap);
SET_VHTCAP_LINKADPCAP(usr_vht_cap_info,
MIN(cfg_value, hw_value));
/** update the user setting if it is beyond the hw capabiliteis
*/
cfg->param.vht_cfg.vht_cap_info = usr_vht_cap_info;
PRINTM(MINFO, "Set: vht cap info 0x%x\n", usr_vht_cap_info);
/** update the RX MCS map */
if (cfg->param.vht_cfg.txrx & MLAN_RADIO_RX) {
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if (IS_CARD9098(pmadapter->card_type) ||
IS_CARD9097(pmadapter->card_type)) {
if (cfg->param.vht_cfg.band == BAND_SELECT_A) {
rx_nss = GET_RXMCSSUPP(pmadapter->
user_htstream >>
8);
tx_nss = GET_TXMCSSUPP(pmadapter->
user_htstream >>
8) & 0x0f;
} else {
rx_nss = GET_RXMCSSUPP(pmadapter->
user_htstream);
tx_nss = GET_TXMCSSUPP(pmadapter->
user_htstream) &
0x0f;
}
}
#endif
/* use the previous user value */
if (cfg->param.vht_cfg.vht_rx_mcs == 0xffffffff)
cfg->param.vht_cfg.vht_rx_mcs =
GET_VHTMCS(pmpriv->
usr_dot_11ac_mcs_support);
for (nss = 1; nss <= 8; nss++) {
cfg_value =
GET_VHTNSSMCS(cfg->param.vht_cfg.
vht_rx_mcs, nss);
hw_value =
GET_DEVNSSRXMCS(pmadapter->
hw_dot_11ac_mcs_support,
nss);
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if ((rx_nss != 0) && (nss > rx_nss))
cfg_value = NO_NSS_SUPPORT;
#endif
if ((hw_value == NO_NSS_SUPPORT) ||
(cfg_value == NO_NSS_SUPPORT))
SET_VHTNSSMCS(cfg->param.vht_cfg.
vht_rx_mcs, nss,
NO_NSS_SUPPORT);
else
SET_VHTNSSMCS(cfg->param.vht_cfg.
vht_rx_mcs, nss,
MIN(cfg_value, hw_value));
}
PRINTM(MINFO, "Set: vht rx mcs set 0x%08x\n",
cfg->param.vht_cfg.vht_rx_mcs);
/* use the previous user value */
if (cfg->param.vht_cfg.vht_tx_mcs == 0xffffffff)
cfg->param.vht_cfg.vht_tx_mcs =
GET_VHTMCS(pmpriv->
usr_dot_11ac_mcs_support >>
16);
for (nss = 1; nss <= 8; nss++) {
cfg_value =
GET_VHTNSSMCS(cfg->param.vht_cfg.
vht_tx_mcs, nss);
hw_value =
GET_DEVNSSTXMCS(pmadapter->
hw_dot_11ac_mcs_support,
nss);
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if ((tx_nss != 0) && (nss > tx_nss))
cfg_value = NO_NSS_SUPPORT;
#endif
if ((hw_value == NO_NSS_SUPPORT) ||
(cfg_value == NO_NSS_SUPPORT))
SET_VHTNSSMCS(cfg->param.vht_cfg.
vht_tx_mcs, nss,
NO_NSS_SUPPORT);
else
SET_VHTNSSMCS(cfg->param.vht_cfg.
vht_tx_mcs, nss,
MIN(cfg_value, hw_value));
}
PRINTM(MINFO, "Set: vht tx mcs set 0x%08x\n",
cfg->param.vht_cfg.vht_tx_mcs);
if (!cfg->param.vht_cfg.skip_usr_11ac_mcs_cfg) {
RESET_DEVRXMCSMAP(pmpriv->
usr_dot_11ac_mcs_support);
pmpriv->usr_dot_11ac_mcs_support |=
GET_VHTMCS(cfg->param.vht_cfg.
vht_rx_mcs);
RESET_DEVTXMCSMAP(pmpriv->
usr_dot_11ac_mcs_support);
pmpriv->usr_dot_11ac_mcs_support |=
(GET_VHTMCS
(cfg->param.vht_cfg.vht_tx_mcs)
<< 16);
PRINTM(MINFO, "Set: vht mcs set 0x%08x\n",
pmpriv->usr_dot_11ac_mcs_support);
} else {
PRINTM(MINFO,
"Skipped user 11ac mcs configuration\n");
cfg->param.vht_cfg.skip_usr_11ac_mcs_cfg =
MFALSE;
}
}
}
if (pmpriv->bss_role == MLAN_BSS_ROLE_STA) {
if (cfg->param.vht_cfg.txrx & MLAN_RADIO_RX) {
/* maximum VHT configuration used in association */
if (pioctl_req->action == MLAN_ACT_SET) {
if (cfg->param.vht_cfg.band == BAND_SELECT_BG)
pmpriv->usr_dot_11ac_dev_cap_bg =
usr_vht_cap_info;
else if (cfg->param.vht_cfg.band ==
BAND_SELECT_A)
pmpriv->usr_dot_11ac_dev_cap_a =
usr_vht_cap_info;
else {
pmpriv->usr_dot_11ac_dev_cap_bg =
usr_vht_cap_info;
pmpriv->usr_dot_11ac_dev_cap_a =
usr_vht_cap_info;
}
pmpriv->usr_dot_11ac_bw =
cfg->param.vht_cfg.bwcfg;
} else {
/** GET operation */
if (cfg->param.vht_cfg.band == BAND_SELECT_BG) {
cfg->param.vht_cfg.vht_cap_info =
pmpriv->usr_dot_11ac_dev_cap_bg;
PRINTM(MINFO,
"Get: vht cap info for 2.4GHz 0x%x\n",
pmpriv->usr_dot_11ac_dev_cap_bg);
} else if (cfg->param.vht_cfg.band ==
BAND_SELECT_A) {
cfg->param.vht_cfg.vht_cap_info =
pmpriv->usr_dot_11ac_dev_cap_a;
PRINTM(MINFO,
"Get: vht cap info for 5GHz 0x%x\n",
pmpriv->usr_dot_11ac_dev_cap_a);
} else {
PRINTM(MINFO,
"Get: invalid band selection for vht cap info\n");
ret = MLAN_STATUS_FAILURE;
}
cfg->param.vht_cfg.bwcfg =
pmpriv->usr_dot_11ac_bw;
cfg->param.vht_cfg.vht_rx_mcs =
GET_DEVRXMCSMAP(pmpriv->
usr_dot_11ac_mcs_support);
cfg->param.vht_cfg.vht_tx_mcs =
GET_DEVTXMCSMAP(pmpriv->
usr_dot_11ac_mcs_support);
cfg->param.vht_cfg.vht_rx_max_rate =
wlan_convert_mcsmap_to_maxrate(pmpriv,
cfg->
param.
vht_cfg.
band,
cfg->
param.
vht_cfg.
vht_rx_mcs);
cfg->param.vht_cfg.vht_tx_max_rate =
wlan_convert_mcsmap_to_maxrate(pmpriv,
cfg->
param.
vht_cfg.
band,
cfg->
param.
vht_cfg.
vht_tx_mcs);
}
LEAVE();
return ret;
}
}
if (pioctl_req->action == MLAN_ACT_SET)
cmd_action = HostCmd_ACT_GEN_SET;
else
cmd_action = HostCmd_ACT_GEN_GET;
/* Send request to firmware */
ret = wlan_prepare_cmd(pmpriv, HostCmd_CMD_11AC_CFG, cmd_action, 0,
(t_void *)pioctl_req,
(t_void *)&cfg->param.vht_cfg);
if (ret == MLAN_STATUS_SUCCESS)
ret = MLAN_STATUS_PENDING;
LEAVE();
return ret;
}
/**
* @brief Get/Set Operating Mode Notification cfg
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pioctl_req A pointer to ioctl request buffer
*
* @return MLAN_STATUS_SUCCESS --success, otherwise fail
*/
static mlan_status
wlan_11ac_ioctl_opermodecfg(pmlan_adapter pmadapter, pmlan_ioctl_req pioctl_req)
{
mlan_ds_11ac_cfg *cfg = MNULL;
mlan_private *pmpriv = pmadapter->priv[pioctl_req->bss_index];
t_u8 hw_bw_160or8080 = 0;
t_u8 hw_rx_nss = 0;
ENTER();
cfg = (mlan_ds_11ac_cfg *)pioctl_req->pbuf;
if (pioctl_req->action == MLAN_ACT_GET) {
cfg->param.opermode_cfg.bw = pmpriv->usr_dot_11ac_opermode_bw;
cfg->param.opermode_cfg.nss = pmpriv->usr_dot_11ac_opermode_nss;
} else if (pioctl_req->action == MLAN_ACT_SET) {
hw_bw_160or8080 =
GET_VHTCAP_CHWDSET(pmadapter->hw_dot_11ac_dev_cap);
hw_rx_nss =
wlan_get_nss_num_vht_mcs(GET_DEVRXMCSMAP
(pmadapter->
hw_dot_11ac_mcs_support));
if ((((cfg->param.opermode_cfg.bw - 1) > BW_80MHZ) &&
!hw_bw_160or8080) ||
(cfg->param.opermode_cfg.nss > hw_rx_nss)) {
PRINTM(MERROR,
"bw or nss NOT supported. HW support bw_160or8080=%d rx_nss=%d.\n",
hw_bw_160or8080, hw_rx_nss);
LEAVE();
return MLAN_STATUS_FAILURE;
}
pmpriv->usr_dot_11ac_opermode_bw = cfg->param.opermode_cfg.bw;
pmpriv->usr_dot_11ac_opermode_nss = cfg->param.opermode_cfg.nss;
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief Get supported MCS set
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pioctl_req A pointer to ioctl request buffer
*
* @return MLAN_STATUS_SUCCESS --success, otherwise fail
*/
static mlan_status
wlan_11ac_ioctl_supported_mcs_set(pmlan_adapter pmadapter,
pmlan_ioctl_req pioctl_req)
{
/*mlan_ds_11ac_cfg *cfg= MNULL; */
/*int rx_mcs_supp; */
/*t_u8 mcs_set[NUM_MCS_SUPP]; */
ENTER();
#if 0
if (pioctl_req->action == MLAN_ACT_SET) {
PRINTM(MERROR, "Set operation is not supported\n");
pioctl_req->status_code = MLAN_ERROR_IOCTL_INVALID;
LEAVE();
return MLAN_STATUS_FAILURE;
}
rx_mcs_supp = GET_11ACRXMCSSUPP(pmadapter->usr_dot_11ac_mcs_support);
/* Set MCS */
memset(pmadapter, (t_u8 *)mcs_set, 0xff, rx_mcs_supp);
/* Clear all the other values */
memset(pmadapter, (t_u8 *)&mcs_set[rx_mcs_supp], 0,
NUM_MCS_FIELD - rx_mcs_supp);
/* Set MCS32 with 40MHz support */
if (ISSUPP_CHANWIDTH80(pmadapter->usr_dot_11ac_dev_cap_bg)
|| ISSUPP_CHANWIDTH80(pmadapter->usr_dot_11ac_dev_cap_a)
)
SETHT_MCS32(mcs_set);
cfg = (mlan_ds_11ac_cfg *)pioctl_req->pbuf;
memcpy_ext(pmadapter, cfg->param.supported_mcs_set, mcs_set,
NUM_MCS_SUPP, sizeof(cfg->param.supported_mcs_set));
#endif
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/********************************************************
Global Functions
********************************************************/
/**
* @brief This function prints the 802.11ac device capability
*
* @param pmadapter A pointer to mlan_adapter structure
* @param cap Capability value
*
* @return N/A
*/
void
wlan_show_dot11acdevcap(pmlan_adapter pmadapter, t_u32 cap)
{
ENTER();
switch (GET_VHTCAP_MAXMPDULEN(cap)) {
case 0x0:
PRINTM(MINFO,
"GET_HW_SPEC: Maximum MPDU length = 3895 octets\n");
break;
case 0x1:
PRINTM(MINFO,
"GET_HW_SPEC: Maximum MPDU length = 7991 octets\n");
break;
case 0x2:
PRINTM(MINFO,
"GET_HW_SPEC: Maximum MPDU length = 11454 octets\n");
break;
default:
PRINTM(MINFO, "Unsupport value\n");
break;
}
PRINTM(MINFO, "GET_HW_SPEC: HTC-VHT %s\n",
(ISSUPP_11ACVHTHTCVHT(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: VHT TXOP PS %s\n",
(ISSUPP_11ACVHTTXOPPS(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: MU RX beamformee %s\n",
(ISSUPP_11ACMURXBEAMFORMEE(cap) ? "supported" :
"not supported"));
PRINTM(MINFO, "GET_HW_SPEC: MU TX beamformee %s\n",
(ISSUPP_11ACMUTXBEAMFORMEE(cap) ? "supported" :
"not supported"));
PRINTM(MINFO, "GET_HW_SPEC: SU RX Beamformee %s\n",
(ISSUPP_11ACSUBEAMFORMEE(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: SU TX Beamformer %s\n",
(ISSUPP_11ACSUBEAMFORMER(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: Rx STBC %s\n",
(ISSUPP_11ACRXSTBC(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: Tx STBC %s\n",
(ISSUPP_11ACTXSTBC(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: Short GI %s for 160MHz BW\n",
(ISSUPP_11ACSGI160(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: Short GI %s for 80MHz BW\n",
(ISSUPP_11ACSGI80(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: LDPC coding %s\n",
(ISSUPP_11ACLDPC(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: Channel BW 20/40/80/160/80+80 MHz %s\n",
(ISSUPP_11ACBW8080(cap) ? "supported" : "not supported"));
PRINTM(MINFO, "GET_HW_SPEC: Channel BW 20/40/80/160 MHz %s\n",
(ISSUPP_11ACBW160(cap) ? "supported" : "not supported"));
LEAVE();
return;
}
/**
* @brief This function prints the 802.11ac device MCS
*
* @param pmadapter A pointer to mlan_adapter structure
* @param support Support value
*
* @return N/A
*/
void
wlan_show_dot11acmcssupport(pmlan_adapter pmadapter, t_u32 support)
{
ENTER();
PRINTM(MINFO, "GET_HW_SPEC: MCSs for %2dx%2d MIMO\n",
GET_DEVRXMCSMAP(support), GET_DEVTXMCSMAP(support));
LEAVE();
return;
}
/**
* @brief This function converts the 2-bit MCS map to the highest long GI
* VHT PPDU data rate
*
* @param priv A pointer to mlan_private structure
* @param bands Supported bands
* @param mcs_map 2-bit MCS map
*
* @return the max data rate for long GI
*/
t_u16
wlan_convert_mcsmap_to_maxrate(mlan_private *priv, t_u16 bands, t_u16 mcs_map)
{
t_u8 i;
t_u8 nss;
t_u8 max_mcs;
t_u16 max_rate = 0;
t_u32 usr_vht_cap_info = 0;
t_u32 usr_dot_11n_dev_cap;
/* tables of the MCS map to the highest data rate (in Mbps)
* supported for long GI */
t_u16 max_rate_lgi_20MHZ[8][3] = {
{0x41, 0x4E, 0x0}, /* NSS = 1 */
{0x82, 0x9C, 0x0}, /* NSS = 2 */
{0xC3, 0xEA, 0x104}, /* NSS = 3 */
{0x104, 0x138, 0x0}, /* NSS = 4 */
{0x145, 0x186, 0x0}, /* NSS = 5 */
{0x186, 0x1D4, 0x208}, /* NSS = 6 */
{0x1C7, 0x222, 0x0}, /* NSS = 7 */
{0x208, 0x270, 0x0} /* NSS = 8 */
};
t_u16 max_rate_lgi_40MHZ[8][3] = {
{0x87, 0xA2, 0xB4}, /* NSS = 1 */
{0x10E, 0x144, 0x168}, /* NSS = 2 */
{0x195, 0x1E6, 0x21C}, /* NSS = 3 */
{0x21C, 0x288, 0x2D0}, /* NSS = 4 */
{0x2A3, 0x32A, 0x384}, /* NSS = 5 */
{0x32A, 0x3CC, 0x438}, /* NSS = 6 */
{0x3B1, 0x46E, 0x4EC}, /* NSS = 7 */
{0x438, 0x510, 0x5A0} /* NSS = 8 */
};
t_u16 max_rate_lgi_80MHZ[8][3] = {
{0x124, 0x15F, 0x186}, /* NSS = 1 */
{0x249, 0x2BE, 0x30C}, /* NSS = 2 */
{0x36D, 0x41D, 0x492}, /* NSS = 3 */
{0x492, 0x57C, 0x618}, /* NSS = 4 */
{0x5B6, 0x6DB, 0x79E}, /* NSS = 5 */
{0x6DB, 0x83A, 0x0}, /* NSS = 6 */
{0x7FF, 0x999, 0xAAA}, /* NSS = 7 */
{0x924, 0xAF8, 0xC30} /* NSS = 8 */
};
t_u16 max_rate_lgi_160MHZ[8][3] = {
{0x249, 0x2BE, 0x30C}, /* NSS = 1 */
{0x492, 0x57C, 0x618}, /* NSS = 2 */
{0x6DB, 0x83A, 0x0}, /* NSS = 3 */
{0x924, 0xAF8, 0xC30}, /* NSS = 4 */
{0xB6D, 0xDB6, 0xF3C}, /* NSS = 5 */
{0xDB6, 0x1074, 0x1248}, /* NSS = 6 */
{0xFFF, 0x1332, 0x1554}, /* NSS = 7 */
{0x1248, 0x15F0, 0x1860} /* NSS = 8 */
};
if (bands & BAND_AAC) {
usr_vht_cap_info = priv->usr_dot_11ac_dev_cap_a;
usr_dot_11n_dev_cap = priv->usr_dot_11n_dev_cap_a;
} else {
usr_vht_cap_info = priv->usr_dot_11ac_dev_cap_bg;
usr_dot_11n_dev_cap = priv->usr_dot_11n_dev_cap_bg;
}
/* find the max NSS supported */
nss = 0;
for (i = 0; i < 8; i++) {
max_mcs = (mcs_map >> (2 * i)) & 0x3;
if (max_mcs < 3)
nss = i;
}
max_mcs = (mcs_map >> (2 * nss)) & 0x3;
/* if max_mcs is 3, nss must be 0 (SS = 1). Thus, max mcs is MCS 9 */
if (max_mcs >= 3)
max_mcs = 2;
if (GET_VHTCAP_CHWDSET(usr_vht_cap_info)) {
/* support 160 MHz */
max_rate = max_rate_lgi_160MHZ[nss][max_mcs];
if (max_mcs >= 1 && max_rate == 0)
/* MCS9 is not supported in NSS6 */
max_rate = max_rate_lgi_160MHZ[nss][max_mcs - 1];
} else {
if (priv->usr_dot_11ac_bw == BW_FOLLOW_VHTCAP) {
max_rate = max_rate_lgi_80MHZ[nss][max_mcs];
if (max_mcs >= 1 && max_rate == 0)
/* MCS9 is not supported in NSS3 */
max_rate = max_rate_lgi_80MHZ[nss][max_mcs - 1];
} else {
if (ISSUPP_CHANWIDTH40(usr_dot_11n_dev_cap)) {
max_rate = max_rate_lgi_40MHZ[nss][max_mcs];
} else {
max_rate = max_rate_lgi_20MHZ[nss][max_mcs];
/* MCS9 is not supported in NSS1/2/4/5/7/8 */
if (max_mcs >= 1 && max_rate == 0)
max_rate = max_rate_lgi_20MHZ[nss]
[max_mcs - 1];
}
}
}
PRINTM(MCMND, "max_rate=%dM\n", max_rate);
return max_rate;
}
/**
* @brief This function fills the VHT cap tlv out put format is LE, not CPU
*
* @param priv A pointer to mlan_private structure
* @param pvht_cap A pointer to MrvlIETypes_HTCap_t structure
* @param bands Band configuration
* @param flag TREU--pvht_cap has the setting for resp
* MFALSE -- pvht_cap is clean
* @param bw_80p80 TRUE -- enable 80p80
* @return N/A
*/
void
wlan_fill_vht_cap_tlv(mlan_private *priv, MrvlIETypes_VHTCap_t *pvht_cap,
t_u16 bands, t_u8 flag, t_u8 bw_80p80)
{
t_u16 mcs_map_user = 0;
t_u16 mcs_map_resp = 0;
t_u16 mcs_map_result = 0;
t_u16 mcs_user = 0;
t_u16 mcs_resp = 0;
t_u16 nss;
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
t_u16 rx_nss = 0, tx_nss = 0;
#endif
ENTER();
/* Fill VHT cap info */
wlan_fill_cap_info(priv, &pvht_cap->vht_cap, bands);
/* clear 80p80 in vht_cap_info */
if (!bw_80p80)
pvht_cap->vht_cap.vht_cap_info &= ~(MBIT(2) | MBIT(3));
pvht_cap->vht_cap.vht_cap_info =
wlan_cpu_to_le32(pvht_cap->vht_cap.vht_cap_info);
/* Fill VHT MCS Set */
/* rx MCS Set, find the minimum of the user rx mcs and ap rx mcs */
mcs_map_resp = mcs_map_user =
GET_DEVRXMCSMAP(priv->usr_dot_11ac_mcs_support);
if (flag)
mcs_map_resp =
wlan_le16_to_cpu(pvht_cap->vht_cap.mcs_sets.rx_mcs_map);
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if (IS_CARD9098(priv->adapter->card_type) ||
IS_CARD9097(priv->adapter->card_type)) {
if (bands & BAND_A) {
rx_nss = GET_RXMCSSUPP(priv->adapter->user_htstream >>
8);
tx_nss = GET_TXMCSSUPP(priv->adapter->user_htstream >>
8) & 0x0f;
} else {
rx_nss = GET_RXMCSSUPP(priv->adapter->user_htstream);
tx_nss = GET_TXMCSSUPP(priv->adapter->user_htstream) &
0x0f;
}
/** force 1x1 when enable 80P80 */
if (bw_80p80)
rx_nss = tx_nss = 1;
}
#endif
mcs_map_result = 0;
for (nss = 1; nss <= 8; nss++) {
mcs_user = GET_VHTNSSMCS(mcs_map_user, nss);
mcs_resp = GET_VHTNSSMCS(mcs_map_resp, nss);
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if ((rx_nss != 0) && (nss > rx_nss))
mcs_user = NO_NSS_SUPPORT;
#endif
if ((mcs_user == NO_NSS_SUPPORT) ||
(mcs_resp == NO_NSS_SUPPORT))
SET_VHTNSSMCS(mcs_map_result, nss, NO_NSS_SUPPORT);
else
SET_VHTNSSMCS(mcs_map_result, nss,
MIN(mcs_user, mcs_resp));
}
/* rx MCS map */
pvht_cap->vht_cap.mcs_sets.rx_mcs_map =
wlan_cpu_to_le16(mcs_map_result);
/* rx highest rate */
pvht_cap->vht_cap.mcs_sets.rx_max_rate =
wlan_convert_mcsmap_to_maxrate(priv, bands, mcs_map_result);
pvht_cap->vht_cap.mcs_sets.rx_max_rate =
wlan_cpu_to_le16(pvht_cap->vht_cap.mcs_sets.rx_max_rate);
/* tx MCS Set find the minimum of the user tx mcs and ap tx mcs */
mcs_map_resp = mcs_map_user =
GET_DEVTXMCSMAP(priv->usr_dot_11ac_mcs_support);
if (flag)
mcs_map_resp =
wlan_le16_to_cpu(pvht_cap->vht_cap.mcs_sets.tx_mcs_map);
mcs_map_result = 0;
for (nss = 1; nss <= 8; nss++) {
mcs_user = GET_VHTNSSMCS(mcs_map_user, nss);
mcs_resp = GET_VHTNSSMCS(mcs_map_resp, nss);
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if ((tx_nss != 0) && (nss > tx_nss))
mcs_user = NO_NSS_SUPPORT;
#endif
if ((mcs_user == NO_NSS_SUPPORT) ||
(mcs_resp == NO_NSS_SUPPORT))
SET_VHTNSSMCS(mcs_map_result, nss, NO_NSS_SUPPORT);
else
SET_VHTNSSMCS(mcs_map_result, nss,
MIN(mcs_user, mcs_resp));
}
/* tx MCS map */
pvht_cap->vht_cap.mcs_sets.tx_mcs_map =
wlan_cpu_to_le16(mcs_map_result);
/* tx highest rate */
pvht_cap->vht_cap.mcs_sets.tx_max_rate =
wlan_convert_mcsmap_to_maxrate(priv, bands, mcs_map_result);
pvht_cap->vht_cap.mcs_sets.tx_max_rate =
wlan_cpu_to_le16(pvht_cap->vht_cap.mcs_sets.tx_max_rate);
LEAVE();
return;
}
/**
* @brief This function fills the VHT cap tlv out put format is CPU
*
* @param priv A pointer to mlan_private structure
* @param pvht_cap A pointer to MrvlIETypes_HTCap_t structure
* @param bands Band configuration
*
* @return N/A
*/
void
wlan_fill_vht_cap_ie(mlan_private *priv, IEEEtypes_VHTCap_t *pvht_cap,
t_u16 bands)
{
ENTER();
pvht_cap->ieee_hdr.element_id = VHT_CAPABILITY;
pvht_cap->ieee_hdr.len = sizeof(VHT_capa_t);
/* Fill VHT cap info */
wlan_fill_cap_info(priv, &pvht_cap->vht_cap, bands);
/* rx MCS map */
pvht_cap->vht_cap.mcs_sets.rx_mcs_map =
GET_DEVRXMCSMAP(priv->usr_dot_11ac_mcs_support);
/* rx highest rate */
pvht_cap->vht_cap.mcs_sets.rx_max_rate =
wlan_convert_mcsmap_to_maxrate(priv, bands,
pvht_cap->vht_cap.mcs_sets.
rx_mcs_map);
/* tx MCS map */
pvht_cap->vht_cap.mcs_sets.tx_mcs_map =
GET_DEVTXMCSMAP(priv->usr_dot_11ac_mcs_support);
/* tx highest rate */
pvht_cap->vht_cap.mcs_sets.tx_max_rate =
wlan_convert_mcsmap_to_maxrate(priv, bands,
pvht_cap->vht_cap.mcs_sets.
tx_mcs_map);
LEAVE();
return;
}
/*
* @brief This function check if AP is in 11ac mode
*
* @param priv A pointer to mlan_private structure
*
* @return MTRUE/MFALSE
*/
t_u8
wlan_is_ap_in_11ac_mode(mlan_private *priv)
{
BSSDescriptor_t *pbss_desc;
IEEEtypes_VHTOprat_t *vht_oprat = MNULL;
pbss_desc = &priv->curr_bss_params.bss_descriptor;
vht_oprat = pbss_desc->pvht_oprat;
if (!pbss_desc->pvht_cap)
return MFALSE;
if (vht_oprat && (vht_oprat->ieee_hdr.element_id == VHT_OPERATION)) {
if (vht_oprat->chan_width == VHT_OPER_CHWD_20_40MHZ)
return MFALSE;
else
return MTRUE;
} else
return MFALSE;
}
/**
* @brief This function fills the VHTOperation ie out put format is CPU
*
* @param priv A pointer to mlan_private structure
* @param vht_oprat A pointer to IEEEtypes_VHTOprat_t structure
* @param sta_ptr A pointer to sta_node
*
* @return N/A
*/
void
wlan_fill_tdls_vht_oprat_ie(mlan_private *priv,
IEEEtypes_VHTOprat_t *vht_oprat, sta_node *sta_ptr)
{
t_u8 supp_chwd_set;
t_u8 peer_supp_chwd_set;
t_u8 ap_supp_chwd_set;
t_u32 usr_vht_cap_info;
t_u16 mcs_map_user = 0;
t_u16 mcs_map_resp = 0;
t_u16 mcs_map_result = 0;
t_u16 mcs_user = 0;
t_u16 mcs_resp = 0;
t_u16 nss;
t_u8 chan_bw = 0;
BSSDescriptor_t *pbss_desc;
IEEEtypes_VHTCap_t *pvht_cap = &sta_ptr->vht_cap;
IEEEtypes_VHTCap_t *ap_vht_cap = MNULL;
ENTER();
pbss_desc = &priv->curr_bss_params.bss_descriptor;
/* Check if AP is in 11ac mode */
if (MFALSE == wlan_is_ap_in_11ac_mode(priv)) {
if (sta_ptr->ExtCap.ieee_hdr.element_id != EXT_CAPABILITY) {
PRINTM(MMSG, "No Peer's Ext_cap info\n");
return;
}
if (!ISSUPP_EXTCAP_TDLS_WIDER_BANDWIDTH
(sta_ptr->ExtCap.ext_cap)) {
PRINTM(MMSG,
"Peer don't support Wider Bandwitch in Ext_cap\n");
return;
}
} else {
ap_vht_cap = pbss_desc->pvht_cap;
}
vht_oprat->ieee_hdr.element_id = VHT_OPERATION;
vht_oprat->ieee_hdr.len =
sizeof(IEEEtypes_VHTOprat_t) - sizeof(IEEEtypes_Header_t);
if (pbss_desc->bss_band & BAND_A)
usr_vht_cap_info = priv->usr_dot_11ac_dev_cap_a;
else
usr_vht_cap_info = priv->usr_dot_11ac_dev_cap_bg;
/* find the minmum bandwith between AP/TDLS peers */
supp_chwd_set = GET_VHTCAP_CHWDSET(usr_vht_cap_info);
peer_supp_chwd_set = GET_VHTCAP_CHWDSET(pvht_cap->vht_cap.vht_cap_info);
supp_chwd_set = MIN(supp_chwd_set, peer_supp_chwd_set);
/* We need check AP's bandwidth when TDLS_WIDER_BANDWIDTH is off */
if (ap_vht_cap &&
!ISSUPP_EXTCAP_TDLS_WIDER_BANDWIDTH(sta_ptr->ExtCap.ext_cap)) {
ap_supp_chwd_set =
GET_VHTCAP_CHWDSET(ap_vht_cap->vht_cap.vht_cap_info);
supp_chwd_set = MIN(supp_chwd_set, ap_supp_chwd_set);
}
switch (supp_chwd_set) {
case VHT_CAP_CHWD_80MHZ:
vht_oprat->chan_width = VHT_OPER_CHWD_80MHZ;
break;
case VHT_CAP_CHWD_160MHZ:
vht_oprat->chan_width = VHT_OPER_CHWD_160MHZ;
break;
case VHT_CAP_CHWD_80_80MHZ:
vht_oprat->chan_width = VHT_OPER_CHWD_80_80MHZ;
break;
}
/* Fill BASIC VHT MCS and NSS Set */
/* rx MCS Set, find the minimum of the user rx mcs and peer rx mcs */
mcs_map_user = GET_DEVRXMCSMAP(priv->usr_dot_11ac_mcs_support);
mcs_map_resp = pvht_cap->vht_cap.mcs_sets.rx_mcs_map;
mcs_map_result = 0;
for (nss = 1; nss <= 8; nss++) {
mcs_user = GET_VHTNSSMCS(mcs_map_user, nss);
mcs_resp = GET_VHTNSSMCS(mcs_map_resp, nss);
if ((mcs_user == NO_NSS_SUPPORT) ||
(mcs_resp == NO_NSS_SUPPORT))
SET_VHTNSSMCS(mcs_map_result, nss, NO_NSS_SUPPORT);
else
SET_VHTNSSMCS(mcs_map_result, nss,
MIN(mcs_user, mcs_resp));
}
/* Basic MCS map */
vht_oprat->basic_MCS_map = mcs_map_result;
switch (vht_oprat->chan_width) {
case VHT_OPER_CHWD_80MHZ:
chan_bw = CHANNEL_BW_80MHZ;
break;
case VHT_OPER_CHWD_160MHZ:
chan_bw = CHANNEL_BW_160MHZ;
break;
case VHT_OPER_CHWD_80_80MHZ:
chan_bw = CHANNEL_BW_80MHZ;
break;
}
vht_oprat->chan_center_freq_1 =
wlan_get_center_freq_idx(priv, BAND_AAC, pbss_desc->channel,
chan_bw);
LEAVE();
return;
}
/**
* @brief This function would check whether support 80+80Mhz
*
* @param pmpriv A pointer to mlan_private structure
* @param pbss_desc A pointer to BSSDescriptor_t structure
*
* @return ret suport 80+80Mhz or not
*/
t_u8
wlan_is_80_80_support(mlan_private *pmpriv, BSSDescriptor_t *pbss_desc)
{
t_u8 ret = MFALSE;
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
t_u16 rx_nss = 0, tx_nss = 0;
IEEEtypes_VHTCap_t *pvht_cap = pbss_desc->pvht_cap;
MrvlIEtypes_He_cap_t *phecap = MNULL;
IEEEtypes_HECap_t *pBsshecap = MNULL;
#endif
ENTER();
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if (!IS_CARD9098(pmpriv->adapter->card_type) &&
!IS_CARD9097(pmpriv->adapter->card_type))
return ret;
/** check band A */
if (!(pbss_desc->bss_band & BAND_A))
return ret;
/** check band A antenna setting */
rx_nss = GET_RXMCSSUPP(pmpriv->adapter->user_htstream >> 8);
tx_nss = GET_TXMCSSUPP(pmpriv->adapter->user_htstream >> 8) & 0x0f;
/** check if support 2*2 */
if (rx_nss != 2 || tx_nss != 2)
return ret;
/** check if AP support AC 80P80 */
if (ISSUPP_11ACBW8080(pmpriv->usr_dot_11ac_dev_cap_a) && pvht_cap &&
ISSUPP_11ACBW8080(pvht_cap->vht_cap.vht_cap_info))
ret = MTRUE;
/** check if AP support AX 80P80 */
if (pbss_desc->phe_cap) {
pBsshecap = (IEEEtypes_HECap_t *) pbss_desc->phe_cap;
phecap = (MrvlIEtypes_He_cap_t *) pmpriv->user_he_cap;
if (ret && (phecap->he_phy_cap[0] & MBIT(4)) &&
(pBsshecap->he_phy_cap[0] & MBIT(4)))
ret = MTRUE;
else
ret = MFALSE;
}
#endif
LEAVE();
return ret;
}
/**
* @brief This function append the 802_11N tlv
*
* @param pmpriv A pointer to mlan_private structure
* @param pbss_desc A pointer to BSSDescriptor_t structure
* @param ppbuffer A Pointer to command buffer pointer
*
* @return bytes added to the buffer
*/
int
wlan_cmd_append_11ac_tlv(mlan_private *pmpriv, BSSDescriptor_t *pbss_desc,
t_u8 **ppbuffer)
{
pmlan_adapter pmadapter = pmpriv->adapter;
MrvlIETypes_VHTCap_t *pvht_cap;
MrvlIETypes_OperModeNtf_t *pmrvl_oper_mode;
t_u16 mcs_map_user = 0;
t_u16 nss;
int ret_len = 0;
t_u8 bw_80p80 = MFALSE;
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(USB9097) || defined(SD9097)
t_u16 rx_nss = 0;
#endif
ENTER();
/* Null Checks */
if (ppbuffer == MNULL) {
LEAVE();
return 0;
}
if (*ppbuffer == MNULL) {
LEAVE();
return 0;
}
/* VHT Capabilities IE */
if (pbss_desc->pvht_cap &&
wlan_get_nss_vht_mcs(pbss_desc->pvht_cap->vht_cap.mcs_sets.
rx_mcs_map)) {
pvht_cap = (MrvlIETypes_VHTCap_t *)*ppbuffer;
memset(pmadapter, pvht_cap, 0, sizeof(MrvlIETypes_VHTCap_t));
pvht_cap->header.type = wlan_cpu_to_le16(VHT_CAPABILITY);
pvht_cap->header.len = sizeof(VHT_capa_t);
memcpy_ext(pmadapter,
(t_u8 *)pvht_cap + sizeof(MrvlIEtypesHeader_t),
(t_u8 *)pbss_desc->pvht_cap +
sizeof(IEEEtypes_Header_t),
pvht_cap->header.len, sizeof(VHT_capa_t));
bw_80p80 = wlan_is_80_80_support(pmpriv, pbss_desc);
wlan_fill_vht_cap_tlv(pmpriv, pvht_cap, pbss_desc->bss_band,
MTRUE, bw_80p80);
HEXDUMP("VHT_CAPABILITIES IE", (t_u8 *)pvht_cap,
sizeof(MrvlIETypes_VHTCap_t));
*ppbuffer += sizeof(MrvlIETypes_VHTCap_t);
ret_len += sizeof(MrvlIETypes_VHTCap_t);
pvht_cap->header.len = wlan_cpu_to_le16(pvht_cap->header.len);
} else {
LEAVE();
return 0;
}
/* Operating Mode Notification IE */
pmrvl_oper_mode = (MrvlIETypes_OperModeNtf_t *)*ppbuffer;
memset(pmadapter, pmrvl_oper_mode, 0,
sizeof(MrvlIETypes_OperModeNtf_t));
pmrvl_oper_mode->header.type = wlan_cpu_to_le16(OPER_MODE_NTF);
pmrvl_oper_mode->header.len = sizeof(t_u8);
if (pmpriv->usr_dot_11ac_opermode_bw ||
pmpriv->usr_dot_11ac_opermode_nss) {
pmrvl_oper_mode->oper_mode |=
(pmpriv->usr_dot_11ac_opermode_nss - 1) << 4;
pmrvl_oper_mode->oper_mode |=
pmpriv->usr_dot_11ac_opermode_bw - 1;
if (pbss_desc->bss_band & BAND_G) {
if (!(IS_OPER_MODE_20M(pmrvl_oper_mode->oper_mode))) {
if (pbss_desc->pht_cap->ht_cap.ht_cap_info &
MBIT(1))
SET_OPER_MODE_40M(pmrvl_oper_mode->
oper_mode);
else
SET_OPER_MODE_20M(pmrvl_oper_mode->
oper_mode);
}
}
} else {
/** set default bandwidth:80M*/
SET_OPER_MODE_80M(pmrvl_oper_mode->oper_mode);
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if (IS_CARD9098(pmadapter->card_type) ||
IS_CARD9097(pmadapter->card_type)) {
if (pbss_desc->bss_band & BAND_A)
rx_nss = GET_RXMCSSUPP(pmadapter->
user_htstream >> 8);
else
rx_nss = GET_RXMCSSUPP(pmadapter->
user_htstream);
}
#endif
mcs_map_user =
GET_DEVRXMCSMAP(pmpriv->usr_dot_11ac_mcs_support);
nss = wlan_get_nss_num_vht_mcs(mcs_map_user);
#if defined(PCIE9098) || defined(SD9098) || defined(USB9098) || defined(PCIE9097) || defined(SD9097) || defined(USB9097)
if (IS_CARD9098(pmadapter->card_type) ||
IS_CARD9097(pmadapter->card_type)) {
PRINTM(MCMND, "rx_nss=%d nss=%d\n", rx_nss, nss);
nss = MIN(rx_nss, nss);
}
#endif
pmrvl_oper_mode->oper_mode |= (nss - 1) << 4;
switch (pbss_desc->curr_bandwidth) {
case BW_20MHZ:
SET_OPER_MODE_20M(pmrvl_oper_mode->oper_mode);
break;
case BW_40MHZ:
SET_OPER_MODE_40M(pmrvl_oper_mode->oper_mode);
break;
case BW_80MHZ:
default:
break;
}
}
HEXDUMP("OPER MODE NTF IE", (t_u8 *)pmrvl_oper_mode,
sizeof(MrvlIETypes_OperModeNtf_t));
*ppbuffer += sizeof(MrvlIETypes_OperModeNtf_t);
ret_len += sizeof(MrvlIETypes_OperModeNtf_t);
pmrvl_oper_mode->header.len =
wlan_cpu_to_le16(pmrvl_oper_mode->header.len);
LEAVE();
return ret_len;
}
/**
* @brief 11ac configuration handler
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pioctl_req A pointer to ioctl request buffer
*
* @return MLAN_STATUS_SUCCESS --success, otherwise fail
*/
mlan_status
wlan_11ac_cfg_ioctl(pmlan_adapter pmadapter, pmlan_ioctl_req pioctl_req)
{
mlan_status status = MLAN_STATUS_SUCCESS;
mlan_ds_11ac_cfg *cfg = MNULL;
ENTER();
if (pioctl_req->buf_len < sizeof(mlan_ds_11ac_cfg)) {
PRINTM(MINFO, "MLAN bss IOCTL length is too short.\n");
pioctl_req->data_read_written = 0;
pioctl_req->buf_len_needed = sizeof(mlan_ds_11ac_cfg);
pioctl_req->status_code = MLAN_ERROR_INVALID_PARAMETER;
LEAVE();
return MLAN_STATUS_RESOURCE;
}
cfg = (mlan_ds_11ac_cfg *)pioctl_req->pbuf;
switch (cfg->sub_command) {
case MLAN_OID_11AC_VHT_CFG:
status = wlan_11ac_ioctl_vhtcfg(pmadapter, pioctl_req);
break;
case MLAN_OID_11AC_CFG_SUPPORTED_MCS_SET:
status = wlan_11ac_ioctl_supported_mcs_set(pmadapter,
pioctl_req);
break;
case MLAN_OID_11AC_OPERMODE_CFG:
status = wlan_11ac_ioctl_opermodecfg(pmadapter, pioctl_req);
break;
default:
pioctl_req->status_code = MLAN_ERROR_IOCTL_INVALID;
status = MLAN_STATUS_FAILURE;
break;
}
LEAVE();
return status;
}
/**
* @brief This function prepares 11ac cfg command
*
* @param pmpriv A pointer to mlan_private structure
* @param cmd A pointer to HostCmd_DS_COMMAND structure
* @param cmd_action the action: GET or SET
* @param pdata_buf A pointer to data buffer
* @return MLAN_STATUS_SUCCESS
*/
mlan_status
wlan_cmd_11ac_cfg(pmlan_private pmpriv,
HostCmd_DS_COMMAND *cmd, t_u16 cmd_action, t_void *pdata_buf)
{
pmlan_adapter pmadapter = pmpriv->adapter;
HostCmd_DS_11AC_CFG *vhtcfg = &cmd->params.vhtcfg;
mlan_ds_11ac_vht_cfg *vht_cfg = (mlan_ds_11ac_vht_cfg *)pdata_buf;
ENTER();
cmd->command = wlan_cpu_to_le16(HostCmd_CMD_11AC_CFG);
cmd->size = wlan_cpu_to_le16(sizeof(HostCmd_DS_11AC_CFG) + S_DS_GEN);
vhtcfg->action = wlan_cpu_to_le16(cmd_action);
vhtcfg->band_config = vht_cfg->band & 0xFF;
// block user enable 80MHZ
if (IS_FW_SUPPORT_NO_80MHZ(pmadapter))
vht_cfg->bwcfg = 0;
vhtcfg->misc_config = vht_cfg->txrx & 0x3;
if (vhtcfg->misc_config != 2)
vhtcfg->misc_config |= (vht_cfg->bwcfg << 2);
vhtcfg->vht_cap_info = wlan_cpu_to_le32(vht_cfg->vht_cap_info);
vht_cfg->vht_rx_mcs = wlan_cpu_to_le32(vht_cfg->vht_rx_mcs);
memcpy_ext(pmadapter, &vhtcfg->vht_supp_mcs_set[0],
&vht_cfg->vht_rx_mcs, sizeof(t_u32), sizeof(t_u32));
vht_cfg->vht_tx_mcs = wlan_cpu_to_le32(vht_cfg->vht_tx_mcs);
memcpy_ext(pmadapter, &vhtcfg->vht_supp_mcs_set[4],
&vht_cfg->vht_tx_mcs, sizeof(t_u32), sizeof(t_u32));
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function handles the command response of 11accfg
*
* @param pmpriv A pointer to mlan_private structure
* @param resp A pointer to HostCmd_DS_COMMAND
* @param pioctl_buf A pointer to mlan_ioctl_req structure
*
* @return MLAN_STATUS_SUCCESS
*/
mlan_status
wlan_ret_11ac_cfg(pmlan_private pmpriv,
HostCmd_DS_COMMAND *resp, mlan_ioctl_req *pioctl_buf)
{
pmlan_adapter pmadapter = pmpriv->adapter;
mlan_ds_11ac_cfg *cfg = MNULL;
HostCmd_DS_11AC_CFG *vhtcfg = &resp->params.vhtcfg;
ENTER();
if (pioctl_buf &&
(wlan_le16_to_cpu(vhtcfg->action) == HostCmd_ACT_GEN_GET)) {
cfg = (mlan_ds_11ac_cfg *)pioctl_buf->pbuf;
cfg->param.vht_cfg.band = vhtcfg->band_config;
cfg->param.vht_cfg.txrx = vhtcfg->misc_config & 0x03;
if (cfg->param.vht_cfg.txrx & 0x1)
cfg->param.vht_cfg.bwcfg =
(vhtcfg->misc_config & 0x04) >> 2;
else
cfg->param.vht_cfg.bwcfg = 0;
cfg->param.vht_cfg.vht_cap_info =
wlan_le32_to_cpu(vhtcfg->vht_cap_info);
memcpy_ext(pmadapter, &cfg->param.vht_cfg.vht_rx_mcs,
&vhtcfg->vht_supp_mcs_set[0], sizeof(t_u32),
sizeof(t_u32));
cfg->param.vht_cfg.vht_rx_mcs =
wlan_le32_to_cpu(cfg->param.vht_cfg.vht_rx_mcs);
memcpy_ext(pmadapter, &cfg->param.vht_cfg.vht_tx_mcs,
&vhtcfg->vht_supp_mcs_set[4], sizeof(t_u32),
sizeof(t_u32));
cfg->param.vht_cfg.vht_tx_mcs =
wlan_le32_to_cpu(cfg->param.vht_cfg.vht_tx_mcs);
cfg->param.vht_cfg.vht_rx_max_rate =
wlan_convert_mcsmap_to_maxrate(pmpriv,
cfg->param.vht_cfg.band,
cfg->param.vht_cfg.
vht_rx_mcs);
cfg->param.vht_cfg.vht_tx_max_rate =
wlan_convert_mcsmap_to_maxrate(pmpriv,
cfg->param.vht_cfg.band,
cfg->param.vht_cfg.
vht_tx_mcs);
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
void
wlan_update_11ac_cap(mlan_private *pmpriv)
{
mlan_adapter *pmadapter = pmpriv->adapter;
pmpriv->usr_dot_11ac_mcs_support = pmadapter->hw_dot_11ac_mcs_support;
pmpriv->usr_dot_11ac_dev_cap_bg =
pmadapter->hw_dot_11ac_dev_cap &
~DEFALUT_11AC_CAP_BEAMFORMING_RESET_MASK;
pmpriv->usr_dot_11ac_dev_cap_a =
pmadapter->hw_dot_11ac_dev_cap &
~DEFALUT_11AC_CAP_BEAMFORMING_RESET_MASK;
pmpriv->usr_dot_11ac_bw = BW_FOLLOW_VHTCAP;
}
/**
* @brief This function check if 11AC is allowed in bandcfg
*
* @param pmpriv A pointer to mlan_private structure
* @param bss_band bss band
*
* @return 0--not allowed, other value allowed
*/
t_u8
wlan_11ac_bandconfig_allowed(mlan_private *pmpriv, t_u16 bss_band)
{
if (pmpriv->bss_mode == MLAN_BSS_MODE_IBSS) {
if (bss_band & BAND_G)
return (pmpriv->adapter->adhoc_start_band & BAND_GAC);
else if (bss_band & BAND_A)
return (pmpriv->adapter->adhoc_start_band & BAND_AAC);
} else {
if (bss_band & BAND_G)
return (pmpriv->config_bands & BAND_GAC);
else if (bss_band & BAND_A)
return (pmpriv->config_bands & BAND_AAC);
}
return 0;
}