From e8b03a2b8debc6056f6f43d24f98f601097301a1 Mon Sep 17 00:00:00 2001 From: Shahar Levi Date: Wed, 13 Oct 2010 16:09:39 +0200 Subject: wl1271: 11n Support, Add Definitions Two acx commands: ht_capabilities & ht_information, 11n sta capabilities macro. Signed-off-by: Shahar Levi Reviewed-by: Luciano Coelho Signed-off-by: Luciano Coelho --- drivers/net/wireless/wl12xx/wl1271_acx.h | 81 ++++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) (limited to 'drivers/net/wireless/wl12xx/wl1271_acx.h') diff --git a/drivers/net/wireless/wl12xx/wl1271_acx.h b/drivers/net/wireless/wl12xx/wl1271_acx.h index ebb341d..f090a04 100644 --- a/drivers/net/wireless/wl12xx/wl1271_acx.h +++ b/drivers/net/wireless/wl12xx/wl1271_acx.h @@ -964,6 +964,87 @@ struct wl1271_acx_rssi_snr_avg_weights { u8 snr_data; }; +/* + * ACX_PEER_HT_CAP + * Configure HT capabilities - declare the capabilities of the peer + * we are connected to. + */ +struct wl1271_acx_ht_capabilities { + struct acx_header header; + + /* + * bit 0 - Allow HT Operation + * bit 1 - Allow Greenfield format in TX + * bit 2 - Allow Short GI in TX + * bit 3 - Allow L-SIG TXOP Protection in TX + * bit 4 - Allow HT Control fields in TX. + * Note, driver will still leave space for HT control in packets + * regardless of the value of this field. FW will be responsible + * to drop the HT field from any frame when this Bit set to 0. + * bit 5 - Allow RD initiation in TXOP. FW is allowed to initate RD. + * Exact policy setting for this feature is TBD. + * Note, this bit can only be set to 1 if bit 3 is set to 1. + */ + __le32 ht_capabilites; + + /* + * Indicates to which peer these capabilities apply. + * For infrastructure use ff:ff:ff:ff:ff:ff that indicates relevance + * for all peers. + * Only valid for IBSS/DLS operation. + */ + u8 mac_address[ETH_ALEN]; + + /* + * This the maximum A-MPDU length supported by the AP. The FW may not + * exceed this length when sending A-MPDUs + */ + u8 ampdu_max_length; + + /* This is the minimal spacing required when sending A-MPDUs to the AP*/ + u8 ampdu_min_spacing; +} __packed; + +/* HT Capabilites Fw Bit Mask Mapping */ +#define WL1271_ACX_FW_CAP_HT_OPERATION BIT(0) +#define WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT BIT(1) +#define WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS BIT(2) +#define WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION BIT(3) +#define WL1271_ACX_FW_CAP_HT_CONTROL_FIELDS BIT(4) +#define WL1271_ACX_FW_CAP_RD_INITIATION BIT(5) + + +/* + * ACX_HT_BSS_OPERATION + * Configure HT capabilities - AP rules for behavior in the BSS. + */ +struct wl1271_acx_ht_information { + struct acx_header header; + + /* Values: 0 - RIFS not allowed, 1 - RIFS allowed */ + u8 rifs_mode; + + /* Values: 0 - 3 like in spec */ + u8 ht_protection; + + /* Values: 0 - GF protection not required, 1 - GF protection required */ + u8 gf_protection; + + /*Values: 0 - TX Burst limit not required, 1 - TX Burst Limit required*/ + u8 ht_tx_burst_limit; + + /* + * Values: 0 - Dual CTS protection not required, + * 1 - Dual CTS Protection required + * Note: When this value is set to 1 FW will protect all TXOP with RTS + * frame and will not use CTS-to-self regardless of the value of the + * ACX_CTS_PROTECTION information element + */ + u8 dual_cts_protection; + + u8 padding[3]; +} __packed; + struct wl1271_acx_fw_tsf_information { struct acx_header header; -- cgit v1.1