wl1271: 11n Support, Add Definitions
Two acx commands: ht_capabilities & ht_information, 11n sta capabilities macro. Signed-off-by: Shahar Levi <shahar_levi@ti.com> Reviewed-by: Luciano Coelho <luciano.coelho@nokia.com> Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
This commit is contained in:
Shahar Levi
John W. Linville
parent
2fe33e8cff
commit
e8b03a2b8d
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@ -434,7 +434,12 @@ struct wl1271 {
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/* Our association ID */
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u16 aid;
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/* currently configured rate set */
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/*
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* currently configured rate set:
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* bits 0-15 - 802.11abg rates
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* bits 16-23 - 802.11n MCS index mask
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* support only 1 stream, thus only 8 bits for the MCS rates (0-7).
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*/
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u32 sta_rate_set;
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u32 basic_rate_set;
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u32 basic_rate;
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@ -511,4 +516,8 @@ int wl1271_plt_stop(struct wl1271 *wl);
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#define WL1271_PRE_POWER_ON_SLEEP 20 /* in miliseconds */
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#define WL1271_POWER_ON_SLEEP 200 /* in miliseconds */
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/* Macros to handle wl1271.sta_rate_set */
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#define HW_BG_RATES_MASK 0xffff
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#define HW_HT_RATES_OFFSET 16
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#endif
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@ -964,6 +964,87 @@ struct wl1271_acx_rssi_snr_avg_weights {
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u8 snr_data;
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};
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/*
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* ACX_PEER_HT_CAP
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* Configure HT capabilities - declare the capabilities of the peer
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* we are connected to.
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*/
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struct wl1271_acx_ht_capabilities {
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struct acx_header header;
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/*
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* bit 0 - Allow HT Operation
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* bit 1 - Allow Greenfield format in TX
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* bit 2 - Allow Short GI in TX
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* bit 3 - Allow L-SIG TXOP Protection in TX
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* bit 4 - Allow HT Control fields in TX.
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* Note, driver will still leave space for HT control in packets
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* regardless of the value of this field. FW will be responsible
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* to drop the HT field from any frame when this Bit set to 0.
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* bit 5 - Allow RD initiation in TXOP. FW is allowed to initate RD.
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* Exact policy setting for this feature is TBD.
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* Note, this bit can only be set to 1 if bit 3 is set to 1.
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*/
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__le32 ht_capabilites;
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/*
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* Indicates to which peer these capabilities apply.
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* For infrastructure use ff:ff:ff:ff:ff:ff that indicates relevance
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* for all peers.
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* Only valid for IBSS/DLS operation.
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*/
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u8 mac_address[ETH_ALEN];
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/*
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* This the maximum A-MPDU length supported by the AP. The FW may not
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* exceed this length when sending A-MPDUs
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*/
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u8 ampdu_max_length;
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/* This is the minimal spacing required when sending A-MPDUs to the AP*/
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u8 ampdu_min_spacing;
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} __packed;
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/* HT Capabilites Fw Bit Mask Mapping */
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#define WL1271_ACX_FW_CAP_HT_OPERATION BIT(0)
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#define WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT BIT(1)
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#define WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS BIT(2)
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#define WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION BIT(3)
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#define WL1271_ACX_FW_CAP_HT_CONTROL_FIELDS BIT(4)
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#define WL1271_ACX_FW_CAP_RD_INITIATION BIT(5)
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/*
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* ACX_HT_BSS_OPERATION
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* Configure HT capabilities - AP rules for behavior in the BSS.
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*/
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struct wl1271_acx_ht_information {
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struct acx_header header;
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/* Values: 0 - RIFS not allowed, 1 - RIFS allowed */
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u8 rifs_mode;
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/* Values: 0 - 3 like in spec */
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u8 ht_protection;
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/* Values: 0 - GF protection not required, 1 - GF protection required */
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u8 gf_protection;
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/*Values: 0 - TX Burst limit not required, 1 - TX Burst Limit required*/
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u8 ht_tx_burst_limit;
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/*
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* Values: 0 - Dual CTS protection not required,
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* 1 - Dual CTS Protection required
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* Note: When this value is set to 1 FW will protect all TXOP with RTS
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* frame and will not use CTS-to-self regardless of the value of the
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* ACX_CTS_PROTECTION information element
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*/
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u8 dual_cts_protection;
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u8 padding[3];
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} __packed;
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struct wl1271_acx_fw_tsf_information {
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struct acx_header header;
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@ -2145,6 +2145,21 @@ static const u8 wl1271_rate_to_idx_2ghz[] = {
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0 /* CONF_HW_RXTX_RATE_1 */
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};
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/* 11n STA capabilities */
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#define HW_RX_HIGHEST_RATE 72
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#define WL1271_HT_CAP { \
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.cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20, \
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.ht_supported = true, \
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.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, \
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.ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, \
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.mcs = { \
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.rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, \
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.rx_highest = cpu_to_le16(HW_RX_HIGHEST_RATE), \
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.tx_params = IEEE80211_HT_MCS_TX_DEFINED, \
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}, \
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}
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/* can't be const, mac80211 writes to this */
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static struct ieee80211_supported_band wl1271_band_2ghz = {
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.channels = wl1271_channels,
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