diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/mac.c')
-rw-r--r-- | drivers/net/wireless/ath/ath10k/mac.c | 280 |
1 files changed, 140 insertions, 140 deletions
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index c200a87d28c7..4e535e2ef23f 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3757,6 +3757,146 @@ static void ath10k_check_chain_mask(struct ath10k *ar, u32 cm, const char *dbg) dbg, cm); } +static int ath10k_mac_get_vht_cap_bf_sts(struct ath10k *ar) +{ + int nsts = ar->vht_cap_info; + + nsts &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; + nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; + + /* If firmware does not deliver to host number of space-time + * streams supported, assume it support up to 4 BF STS and return + * the value for VHT CAP: nsts-1) + */ + if (nsts == 0) + return 3; + + return nsts; +} + +static int ath10k_mac_get_vht_cap_bf_sound_dim(struct ath10k *ar) +{ + int sound_dim = ar->vht_cap_info; + + sound_dim &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; + sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; + + /* If the sounding dimension is not advertised by the firmware, + * let's use a default value of 1 + */ + if (sound_dim == 0) + return 1; + + return sound_dim; +} + +static struct ieee80211_sta_vht_cap ath10k_create_vht_cap(struct ath10k *ar) +{ + struct ieee80211_sta_vht_cap vht_cap = {0}; + u16 mcs_map; + u32 val; + int i; + + vht_cap.vht_supported = 1; + vht_cap.cap = ar->vht_cap_info; + + if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE)) { + val = ath10k_mac_get_vht_cap_bf_sts(ar); + val <<= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; + val &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; + + vht_cap.cap |= val; + } + + if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | + IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE)) { + val = ath10k_mac_get_vht_cap_bf_sound_dim(ar); + val <<= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; + val &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; + + vht_cap.cap |= val; + } + + mcs_map = 0; + for (i = 0; i < 8; i++) { + if ((i < ar->num_rf_chains) && (ar->cfg_tx_chainmask & BIT(i))) + mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2); + else + mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2); + } + + vht_cap.vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); + vht_cap.vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); + + return vht_cap; +} + +static struct ieee80211_sta_ht_cap ath10k_get_ht_cap(struct ath10k *ar) +{ + int i; + struct ieee80211_sta_ht_cap ht_cap = {0}; + + if (!(ar->ht_cap_info & WMI_HT_CAP_ENABLED)) + return ht_cap; + + ht_cap.ht_supported = 1; + ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; + ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_8; + ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; + ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; + ht_cap.cap |= WLAN_HT_CAP_SM_PS_STATIC << IEEE80211_HT_CAP_SM_PS_SHIFT; + + if (ar->ht_cap_info & WMI_HT_CAP_HT20_SGI) + ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; + + if (ar->ht_cap_info & WMI_HT_CAP_HT40_SGI) + ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; + + if (ar->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS) { + u32 smps; + + smps = WLAN_HT_CAP_SM_PS_DYNAMIC; + smps <<= IEEE80211_HT_CAP_SM_PS_SHIFT; + + ht_cap.cap |= smps; + } + + if (ar->ht_cap_info & WMI_HT_CAP_TX_STBC) + ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC; + + if (ar->ht_cap_info & WMI_HT_CAP_RX_STBC) { + u32 stbc; + + stbc = ar->ht_cap_info; + stbc &= WMI_HT_CAP_RX_STBC; + stbc >>= WMI_HT_CAP_RX_STBC_MASK_SHIFT; + stbc <<= IEEE80211_HT_CAP_RX_STBC_SHIFT; + stbc &= IEEE80211_HT_CAP_RX_STBC; + + ht_cap.cap |= stbc; + } + + if (ar->ht_cap_info & WMI_HT_CAP_LDPC) + ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING; + + if (ar->ht_cap_info & WMI_HT_CAP_L_SIG_TXOP_PROT) + ht_cap.cap |= IEEE80211_HT_CAP_LSIG_TXOP_PROT; + + /* max AMSDU is implicitly taken from vht_cap_info */ + if (ar->vht_cap_info & WMI_VHT_CAP_MAX_MPDU_LEN_MASK) + ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU; + + for (i = 0; i < ar->num_rf_chains; i++) { + if (ar->cfg_rx_chainmask & BIT(i)) + ht_cap.mcs.rx_mask[i] = 0xFF; + } + + ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; + + return ht_cap; +} + static int __ath10k_set_antenna(struct ath10k *ar, u32 tx_ant, u32 rx_ant) { int ret; @@ -4068,39 +4208,6 @@ static u32 get_nss_from_chainmask(u16 chain_mask) return 1; } -static int ath10k_mac_get_vht_cap_bf_sts(struct ath10k *ar) -{ - int nsts = ar->vht_cap_info; - - nsts &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; - nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; - - /* If firmware does not deliver to host number of space-time - * streams supported, assume it support up to 4 BF STS and return - * the value for VHT CAP: nsts-1) - * */ - if (nsts == 0) - return 3; - - return nsts; -} - -static int ath10k_mac_get_vht_cap_bf_sound_dim(struct ath10k *ar) -{ - int sound_dim = ar->vht_cap_info; - - sound_dim &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; - sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; - - /* If the sounding dimension is not advertised by the firmware, - * let's use a default value of 1 - */ - if (sound_dim == 0) - return 1; - - return sound_dim; -} - static int ath10k_mac_set_txbf_conf(struct ath10k_vif *arvif) { u32 value = 0; @@ -6954,113 +7061,6 @@ static const struct ieee80211_iface_combination ath10k_10_4_if_comb[] = { }, }; -static struct ieee80211_sta_vht_cap ath10k_create_vht_cap(struct ath10k *ar) -{ - struct ieee80211_sta_vht_cap vht_cap = {0}; - u16 mcs_map; - u32 val; - int i; - - vht_cap.vht_supported = 1; - vht_cap.cap = ar->vht_cap_info; - - if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | - IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE)) { - val = ath10k_mac_get_vht_cap_bf_sts(ar); - val <<= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; - val &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; - - vht_cap.cap |= val; - } - - if (ar->vht_cap_info & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | - IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE)) { - val = ath10k_mac_get_vht_cap_bf_sound_dim(ar); - val <<= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; - val &= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; - - vht_cap.cap |= val; - } - - mcs_map = 0; - for (i = 0; i < 8; i++) { - if ((i < ar->num_rf_chains) && (ar->cfg_tx_chainmask & BIT(i))) - mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i*2); - else - mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i*2); - } - - vht_cap.vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); - vht_cap.vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); - - return vht_cap; -} - -static struct ieee80211_sta_ht_cap ath10k_get_ht_cap(struct ath10k *ar) -{ - int i; - struct ieee80211_sta_ht_cap ht_cap = {0}; - - if (!(ar->ht_cap_info & WMI_HT_CAP_ENABLED)) - return ht_cap; - - ht_cap.ht_supported = 1; - ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; - ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_8; - ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; - ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; - ht_cap.cap |= WLAN_HT_CAP_SM_PS_STATIC << IEEE80211_HT_CAP_SM_PS_SHIFT; - - if (ar->ht_cap_info & WMI_HT_CAP_HT20_SGI) - ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; - - if (ar->ht_cap_info & WMI_HT_CAP_HT40_SGI) - ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; - - if (ar->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS) { - u32 smps; - - smps = WLAN_HT_CAP_SM_PS_DYNAMIC; - smps <<= IEEE80211_HT_CAP_SM_PS_SHIFT; - - ht_cap.cap |= smps; - } - - if (ar->ht_cap_info & WMI_HT_CAP_TX_STBC) - ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC; - - if (ar->ht_cap_info & WMI_HT_CAP_RX_STBC) { - u32 stbc; - - stbc = ar->ht_cap_info; - stbc &= WMI_HT_CAP_RX_STBC; - stbc >>= WMI_HT_CAP_RX_STBC_MASK_SHIFT; - stbc <<= IEEE80211_HT_CAP_RX_STBC_SHIFT; - stbc &= IEEE80211_HT_CAP_RX_STBC; - - ht_cap.cap |= stbc; - } - - if (ar->ht_cap_info & WMI_HT_CAP_LDPC) - ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING; - - if (ar->ht_cap_info & WMI_HT_CAP_L_SIG_TXOP_PROT) - ht_cap.cap |= IEEE80211_HT_CAP_LSIG_TXOP_PROT; - - /* max AMSDU is implicitly taken from vht_cap_info */ - if (ar->vht_cap_info & WMI_VHT_CAP_MAX_MPDU_LEN_MASK) - ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU; - - for (i = 0; i < ar->num_rf_chains; i++) { - if (ar->cfg_rx_chainmask & BIT(i)) - ht_cap.mcs.rx_mask[i] = 0xFF; - } - - ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; - - return ht_cap; -} - static void ath10k_get_arvif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) { |