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linux/debian/patches/features/all/r8723au/0012-staging-rtl8723au-Use-...

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From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Sat, 31 May 2014 18:05:11 +0200
Subject: [012/249] staging: rtl8723au: Use struct ieee80211_ht_cap and
associated #defines
Origin: https://git.kernel.org/linus/65be27da4953163c638a006542d279f5b1f346ea
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/rtl8723au/core/rtw_ap.c | 9 ++--
drivers/staging/rtl8723au/core/rtw_ioctl_set.c | 11 ++--
drivers/staging/rtl8723au/core/rtw_mlme.c | 14 +++--
drivers/staging/rtl8723au/core/rtw_mlme_ext.c | 42 ++++++++-------
drivers/staging/rtl8723au/core/rtw_wlan_util.c | 60 ++++++++++++----------
.../staging/rtl8723au/hal/rtl8723a_bt-coexist.c | 4 +-
drivers/staging/rtl8723au/hal/usb_halinit.c | 4 +-
drivers/staging/rtl8723au/include/rtw_mlme_ext.h | 6 +--
drivers/staging/rtl8723au/include/wifi.h | 14 -----
9 files changed, 84 insertions(+), 80 deletions(-)
diff --git a/drivers/staging/rtl8723au/core/rtw_ap.c b/drivers/staging/rtl8723au/core/rtw_ap.c
index d03bb3e..83be27f 100644
--- a/drivers/staging/rtl8723au/core/rtw_ap.c
+++ b/drivers/staging/rtl8723au/core/rtw_ap.c
@@ -623,15 +623,18 @@ static void update_hw_ht_param(struct rtw_adapter *padapter)
AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
AMPDU_para [4:2]:Min MPDU Start Spacing
*/
- max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
+ max_AMPDU_len = pmlmeinfo->ht_cap.ampdu_params_info &
+ IEEE80211_HT_AMPDU_PARM_FACTOR;
- min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
+ min_MPDU_spacing = (pmlmeinfo->ht_cap.ampdu_params_info &
+ IEEE80211_HT_AMPDU_PARM_DENSITY) >> 2;
rtl8723a_set_ampdu_min_space(padapter, min_MPDU_spacing);
rtl8723a_set_ampdu_factor(padapter, max_AMPDU_len);
/* Config SM Power Save setting */
- pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2;
+ pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->ht_cap.cap_info) &
+ IEEE80211_HT_CAP_SM_PS) >> 2;
if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
DBG_8723A("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
}
diff --git a/drivers/staging/rtl8723au/core/rtw_ioctl_set.c b/drivers/staging/rtl8723au/core/rtw_ioctl_set.c
index 30474f5..e9f46a6 100644
--- a/drivers/staging/rtl8723au/core/rtw_ioctl_set.c
+++ b/drivers/staging/rtl8723au/core/rtw_ioctl_set.c
@@ -399,15 +399,18 @@ u16 rtw_get_cur_max_rate23a(struct rtw_adapter *adapter)
/* short_GI = (pht_capie->cap_info & (IEEE80211_HT_CAP
_SGI_20|IEEE80211_HT_CAP_SGI_40)) ? 1 : 0; */
- short_GI_20 = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info&IEEE80211_HT_CAP_SGI_20) ? 1:0;
- short_GI_40 = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info&IEEE80211_HT_CAP_SGI_40) ? 1:0;
+ short_GI_20 =
+ (pmlmeinfo->ht_cap.cap_info &
+ cpu_to_le16(IEEE80211_HT_CAP_SGI_20)) ? 1:0;
+ short_GI_40 =
+ (pmlmeinfo->ht_cap.cap_info &
+ cpu_to_le16(IEEE80211_HT_CAP_SGI_40)) ? 1:0;
rf_type = rtl8723a_get_rf_type(adapter);
max_rate = rtw_mcs_rate23a(rf_type, bw_40MHz &
pregistrypriv->cbw40_enable,
short_GI_20, short_GI_40,
- &pmlmeinfo->HT_caps.u.HT_cap_element.mcs_info
- );
+ &pmlmeinfo->ht_cap.mcs);
}
} else {
while ((pcur_bss->SupportedRates[i] != 0) &&
diff --git a/drivers/staging/rtl8723au/core/rtw_mlme.c b/drivers/staging/rtl8723au/core/rtw_mlme.c
index ab59ab7..19b891f 100644
--- a/drivers/staging/rtl8723au/core/rtw_mlme.c
+++ b/drivers/staging/rtl8723au/core/rtw_mlme.c
@@ -2320,7 +2320,8 @@ void rtw_update_ht_cap23a(struct rtw_adapter *padapter, u8 *pie, uint ie_len)
/* update cur_bwmode & cur_ch_offset */
if (pregistrypriv->cbw40_enable &&
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & BIT(1) &&
+ pmlmeinfo->ht_cap.cap_info &
+ cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH_20_40) &&
pmlmeinfo->HT_info.infos[0] & BIT(2)) {
int i;
u8 rf_type;
@@ -2330,9 +2331,11 @@ void rtw_update_ht_cap23a(struct rtw_adapter *padapter, u8 *pie, uint ie_len)
/* update the MCS rates */
for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) {
if (rf_type == RF_1T1R || rf_type == RF_1T2R)
- pmlmeinfo->HT_caps.u.HT_cap_element.mcs_info.rx_mask[i] &= MCS_rate_1R23A[i];
+ pmlmeinfo->ht_cap.mcs.rx_mask[i] &=
+ MCS_rate_1R23A[i];
else
- pmlmeinfo->HT_caps.u.HT_cap_element.mcs_info.rx_mask[i] &= MCS_rate_2R23A[i];
+ pmlmeinfo->ht_cap.mcs.rx_mask[i] &=
+ MCS_rate_2R23A[i];
}
/* switch to the 40M Hz mode accoring to the AP */
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
@@ -2356,8 +2359,9 @@ void rtw_update_ht_cap23a(struct rtw_adapter *padapter, u8 *pie, uint ie_len)
/* */
/* Config SM Power Save setting */
/* */
- pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info &
- 0x0C) >> 2;
+ pmlmeinfo->SM_PS =
+ (le16_to_cpu(pmlmeinfo->ht_cap.cap_info) &
+ IEEE80211_HT_CAP_SM_PS) >> IEEE80211_HT_CAP_SM_PS_SHIFT;
if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
DBG_8723A("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
diff --git a/drivers/staging/rtl8723au/core/rtw_mlme_ext.c b/drivers/staging/rtl8723au/core/rtw_mlme_ext.c
index 6249ab2..b5f1d40 100644
--- a/drivers/staging/rtl8723au/core/rtw_mlme_ext.c
+++ b/drivers/staging/rtl8723au/core/rtw_mlme_ext.c
@@ -3476,19 +3476,22 @@ static void issue_assocreq(struct rtw_adapter *padapter)
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, pie, pie_len);
if (p && !is_ap_in_tkip23a(padapter)) {
- memcpy(&pmlmeinfo->HT_caps, p + 2,
- sizeof(struct HT_caps_element));
+ struct ieee80211_ht_cap *cap = &pmlmeinfo->ht_cap;
+
+ memcpy(cap, p + 2, sizeof(struct ieee80211_ht_cap));
/* to disable 40M Hz support while gd_bw_40MHz_en = 0 */
if (pregpriv->cbw40_enable == 0) {
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info &= (~(BIT(6) | BIT(1)));
+ cap->cap_info &= ~cpu_to_le16(
+ IEEE80211_HT_CAP_SGI_40 |
+ IEEE80211_HT_CAP_SUP_WIDTH_20_40);
} else {
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= BIT(1);
+ cap->cap_info |= cpu_to_le16(
+ IEEE80211_HT_CAP_SUP_WIDTH_20_40);
}
/* todo: disable SM power save mode */
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |=
- 0x000c;
+ cap->cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SM_PS);
rf_type = rtl8723a_get_rf_type(padapter);
/* switch (pregpriv->rf_config) */
@@ -3496,9 +3499,9 @@ static void issue_assocreq(struct rtw_adapter *padapter)
case RF_1T1R:
/* RX STBC One spatial stream */
if (pregpriv->rx_stbc)
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0100);
+ cap->cap_info |= cpu_to_le16(1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
- memcpy(&pmlmeinfo->HT_caps.u.HT_cap_element.mcs_info, MCS_rate_1R23A, 16);
+ memcpy(&cap->mcs, MCS_rate_1R23A, 16);
break;
case RF_2T2R:
@@ -3517,23 +3520,23 @@ static void issue_assocreq(struct rtw_adapter *padapter)
pregpriv->wifi_spec == 1) {
DBG_8723A("declare supporting RX "
"STBC\n");
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info |= cpu_to_le16(0x0200);/* RX STBC two spatial stream */
+ /* RX STBC two spatial stream */
+ cap->cap_info |= cpu_to_le16(2 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
}
- memcpy(&pmlmeinfo->HT_caps.u.HT_cap_element.mcs_info, MCS_rate_2R23A, 16);
+ memcpy(&cap->mcs, MCS_rate_2R23A, 16);
break;
}
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info =
- cpu_to_le16(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info);
if (rtl8723a_BT_coexist(padapter) &&
rtl8723a_BT_using_antenna_1(padapter)) {
/* set to 8K */
- pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para &= (u8)~IEEE80211_HT_AMPDU_PARM_FACTOR;
-/* pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para |= MAX_AMPDU_FACTOR_8K */
+ cap->ampdu_params_info &=
+ ~IEEE80211_HT_AMPDU_PARM_FACTOR;
+/* cap->ampdu_params_info |= MAX_AMPDU_FACTOR_8K */
}
pframe = rtw_set_ie23a(pframe, WLAN_EID_HT_CAPABILITY,
- p[1], (u8 *)&pmlmeinfo->HT_caps,
+ p[1], (u8 *)&pmlmeinfo->ht_cap,
&pattrib->pktlen);
}
}
@@ -4679,10 +4682,11 @@ int collect_bss_info23a(struct rtw_adapter *padapter,
bssid->IEs + ie_offset,
bssid->IELength - ie_offset);
if (p && p[1] > 0) {
- struct HT_caps_element *pHT_caps;
- pHT_caps = (struct HT_caps_element *)(p + 2);
+ struct ieee80211_ht_cap *pHT_caps;
+ pHT_caps = (struct ieee80211_ht_cap *)(p + 2);
- if (pHT_caps->u.HT_cap_element.HT_caps_info & BIT(14))
+ if (pHT_caps->cap_info &
+ cpu_to_le16(IEEE80211_HT_CAP_40MHZ_INTOLERANT))
pmlmepriv->num_FortyMHzIntolerant++;
} else
pmlmepriv->num_sta_no_ht++;
@@ -5392,7 +5396,7 @@ void update_sta_info23a(struct rtw_adapter *padapter, struct sta_info *psta)
psta->htpriv.ampdu_enable = pmlmepriv->htpriv.ampdu_enable;
- if (support_short_GI23a(padapter, &pmlmeinfo->HT_caps))
+ if (support_short_GI23a(padapter, &pmlmeinfo->ht_cap))
psta->htpriv.sgi = true;
psta->qos_option = true;
diff --git a/drivers/staging/rtl8723au/core/rtw_wlan_util.c b/drivers/staging/rtl8723au/core/rtw_wlan_util.c
index b63248b..1194a6e 100644
--- a/drivers/staging/rtl8723au/core/rtw_wlan_util.c
+++ b/drivers/staging/rtl8723au/core/rtw_wlan_util.c
@@ -720,6 +720,8 @@ void HT_caps_handler23a(struct rtw_adapter *padapter, u8 *p)
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
+ struct ieee80211_ht_cap *cap;
+ u8 *dstcap;
if (!p)
return;
@@ -729,44 +731,44 @@ void HT_caps_handler23a(struct rtw_adapter *padapter, u8 *p)
pmlmeinfo->HT_caps_enable = 1;
+ cap = &pmlmeinfo->ht_cap;
+ dstcap = (u8 *)cap;
for (i = 0; i < p[1]; i++) {
if (i != 2) {
- /* Commented by Albert 2010/07/12 */
- /* Got the endian issue here. */
- pmlmeinfo->HT_caps.u.HT_cap[i] &= p[i + 2];
+ dstcap[i] &= p[i + 2];
} else {
/* modify from fw by Thomas 2010/11/17 */
- if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (p[i + 2] & 0x3))
- max_AMPDU_len = p[i + 2] & 0x3;
+ if ((cap->ampdu_params_info &
+ IEEE80211_HT_AMPDU_PARM_FACTOR) >
+ (p[i + 2] & IEEE80211_HT_AMPDU_PARM_FACTOR))
+ max_AMPDU_len = p[i + 2] &
+ IEEE80211_HT_AMPDU_PARM_FACTOR;
else
- max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3;
-
- if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (p[i + 2] & 0x1c))
- min_MPDU_spacing = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c;
+ max_AMPDU_len = cap->ampdu_params_info &
+ IEEE80211_HT_AMPDU_PARM_FACTOR;
+
+ if ((cap->ampdu_params_info &
+ IEEE80211_HT_AMPDU_PARM_DENSITY) >
+ (p[i + 2] & IEEE80211_HT_AMPDU_PARM_DENSITY))
+ min_MPDU_spacing = cap->ampdu_params_info &
+ IEEE80211_HT_AMPDU_PARM_DENSITY;
else
- min_MPDU_spacing = p[i + 2] & 0x1c;
+ min_MPDU_spacing = p[i + 2] &
+ IEEE80211_HT_AMPDU_PARM_DENSITY;
- pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para =
+ cap->ampdu_params_info =
max_AMPDU_len | min_MPDU_spacing;
}
}
- /* Commented by Albert 2010/07/12 */
- /* Have to handle the endian issue after copying. */
- /* HT_ext_caps didn't be used yet. */
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info =
- le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info);
- pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps =
- le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps);
-
rf_type = rtl8723a_get_rf_type(padapter);
/* update the MCS rates */
for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) {
if (rf_type == RF_1T1R || rf_type == RF_1T2R)
- pmlmeinfo->HT_caps.u.HT_cap_element.mcs_info.rx_mask[i] &= MCS_rate_1R23A[i];
+ cap->mcs.rx_mask[i] &= MCS_rate_1R23A[i];
else
- pmlmeinfo->HT_caps.u.HT_cap_element.mcs_info.rx_mask[i] &= MCS_rate_2R23A[i];
+ cap->mcs.rx_mask[i] &= MCS_rate_2R23A[i];
}
return;
}
@@ -816,10 +818,12 @@ void HTOnAssocRsp23a(struct rtw_adapter *padapter)
AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
AMPDU_para [4:2]:Min MPDU Start Spacing
*/
- max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
+ max_AMPDU_len = pmlmeinfo->ht_cap.ampdu_params_info &
+ IEEE80211_HT_AMPDU_PARM_FACTOR;
min_MPDU_spacing =
- (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
+ (pmlmeinfo->ht_cap.ampdu_params_info &
+ IEEE80211_HT_AMPDU_PARM_DENSITY) >> 2;
rtl8723a_set_ampdu_min_space(padapter, min_MPDU_spacing);
rtl8723a_set_ampdu_factor(padapter, max_AMPDU_len);
@@ -1338,18 +1342,18 @@ unsigned int update_supported_rate23a(unsigned char *ptn, unsigned int ptn_sz)
return mask;
}
-unsigned int update_MSC_rate23a(struct HT_caps_element *pHT_caps)
+unsigned int update_MSC_rate23a(struct ieee80211_ht_cap *pHT_caps)
{
unsigned int mask = 0;
- mask = pHT_caps->u.HT_cap_element.mcs_info.rx_mask[0] << 12 |
- pHT_caps->u.HT_cap_element.mcs_info.rx_mask[1] << 20;
+ mask = pHT_caps->mcs.rx_mask[0] << 12 |
+ pHT_caps->mcs.rx_mask[1] << 20;
return mask;
}
int support_short_GI23a(struct rtw_adapter *padapter,
- struct HT_caps_element *pHT_caps)
+ struct ieee80211_ht_cap *pHT_caps)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
@@ -1361,7 +1365,7 @@ int support_short_GI23a(struct rtw_adapter *padapter,
return _FAIL;
bit_offset = (pmlmeext->cur_bwmode & HT_CHANNEL_WIDTH_40)? 6: 5;
- if (pHT_caps->u.HT_cap_element.HT_caps_info & (0x1 << bit_offset))
+ if (pHT_caps->cap_info & cpu_to_le16(0x1 << bit_offset))
return _SUCCESS;
else
return _FAIL;
diff --git a/drivers/staging/rtl8723au/hal/rtl8723a_bt-coexist.c b/drivers/staging/rtl8723au/hal/rtl8723a_bt-coexist.c
index c001053..bb86986 100644
--- a/drivers/staging/rtl8723au/hal/rtl8723a_bt-coexist.c
+++ b/drivers/staging/rtl8723au/hal/rtl8723a_bt-coexist.c
@@ -5871,8 +5871,8 @@ btdm_1AntUpdateHalRAMask(struct rtw_adapter *padapter, u32 mac_id, u32 filter)
mask = update_supported_rate23a(cur_network->SupportedRates,
supportRateNum);
mask |= (pmlmeinfo->HT_enable) ?
- update_MSC_rate23a(&pmlmeinfo->HT_caps):0;
- if (support_short_GI23a(padapter, &pmlmeinfo->HT_caps))
+ update_MSC_rate23a(&pmlmeinfo->ht_cap):0;
+ if (support_short_GI23a(padapter, &pmlmeinfo->ht_cap))
shortGIrate = true;
break;
case 1:/* for broadcast/multicast */
diff --git a/drivers/staging/rtl8723au/hal/usb_halinit.c b/drivers/staging/rtl8723au/hal/usb_halinit.c
index 6a7fb28..d3d7289 100644
--- a/drivers/staging/rtl8723au/hal/usb_halinit.c
+++ b/drivers/staging/rtl8723au/hal/usb_halinit.c
@@ -1532,9 +1532,9 @@ void rtl8723a_update_ramask(struct rtw_adapter *padapter,
mask = update_supported_rate23a(cur_network->SupportedRates,
supportRateNum);
mask |= (pmlmeinfo->HT_enable) ?
- update_MSC_rate23a(&pmlmeinfo->HT_caps) : 0;
+ update_MSC_rate23a(&pmlmeinfo->ht_cap) : 0;
- if (support_short_GI23a(padapter, &pmlmeinfo->HT_caps))
+ if (support_short_GI23a(padapter, &pmlmeinfo->ht_cap))
shortGIrate = true;
break;
diff --git a/drivers/staging/rtl8723au/include/rtw_mlme_ext.h b/drivers/staging/rtl8723au/include/rtw_mlme_ext.h
index badbce0..57622fb 100644
--- a/drivers/staging/rtl8723au/include/rtw_mlme_ext.h
+++ b/drivers/staging/rtl8723au/include/rtw_mlme_ext.h
@@ -366,7 +366,7 @@ struct mlme_ext_info
struct ADDBA_request ADDBA_req;
struct WMM_para_element WMM_param;
- struct HT_caps_element HT_caps;
+ struct ieee80211_ht_cap ht_cap;
struct HT_info_element HT_info;
struct wlan_bssid_ex network;/* join network or bss_network, if in ap mode, it is the same to cur_network.network */
struct FW_Sta_Info FW_sta_info[NUM_STA];
@@ -536,7 +536,7 @@ int update_sta_support_rate23a(struct rtw_adapter *padapter, u8* pvar_ie,
void update_sta_info23a(struct rtw_adapter *padapter, struct sta_info *psta);
unsigned int update_basic_rate23a(unsigned char *ptn, unsigned int ptn_sz);
unsigned int update_supported_rate23a(unsigned char *ptn, unsigned int ptn_sz);
-unsigned int update_MSC_rate23a(struct HT_caps_element *pHT_caps);
+unsigned int update_MSC_rate23a(struct ieee80211_ht_cap *ht_cap);
void Update_RA_Entry23a(struct rtw_adapter *padapter, struct sta_info *psta);
void set_sta_rate23a(struct rtw_adapter *padapter, struct sta_info *psta);
@@ -545,7 +545,7 @@ int receive_disconnect23a(struct rtw_adapter *padapter,
unsigned char get_highest_rate_idx23a(u32 mask);
int support_short_GI23a(struct rtw_adapter *padapter,
- struct HT_caps_element *pHT_caps);
+ struct ieee80211_ht_cap *ht_cap);
bool is_ap_in_tkip23a(struct rtw_adapter *padapter);
bool is_ap_in_wep23a(struct rtw_adapter *padapter);
bool should_forbid_n_rate23a(struct rtw_adapter *padapter);
diff --git a/drivers/staging/rtl8723au/include/wifi.h b/drivers/staging/rtl8723au/include/wifi.h
index f731833..d0a8c86 100644
--- a/drivers/staging/rtl8723au/include/wifi.h
+++ b/drivers/staging/rtl8723au/include/wifi.h
@@ -76,20 +76,6 @@ struct ieee80211_ht_addt_info {
unsigned char basic_set[16];
} __packed;
-struct HT_caps_element {
- union {
- struct {
- unsigned short HT_caps_info;
- unsigned char AMPDU_para;
- struct ieee80211_mcs_info mcs_info;
- unsigned short HT_ext_caps;
- unsigned int Beamforming_caps;
- unsigned char ASEL_caps;
- } HT_cap_element;
- unsigned char HT_cap[26];
- } u;
-} __packed;
-
struct HT_info_element {
unsigned char primary_channel;
unsigned char infos[5];
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