Two acx commands: ht_capabilities & ht_information, 11n sta capabilities macro.
Signed-off-by: Shahar Levi <shahar_levi@xxxxxx>
---
drivers/net/wireless/wl12xx/wl1271.h | 11 ++++-
drivers/net/wireless/wl12xx/wl1271_acx.h | 83 +++++++++++++++++++++++++++++
drivers/net/wireless/wl12xx/wl1271_main.c | 15 +++++
3 files changed, 108 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/wl12xx/wl1271.h b/drivers/net/wireless/wl12xx/wl1271.h
index 8a4cd76..45a2583 100644
--- a/drivers/net/wireless/wl12xx/wl1271.h
+++ b/drivers/net/wireless/wl12xx/wl1271.h
@@ -432,7 +432,12 @@ struct wl1271 {
/* Our association ID */
u16 aid;
- /* currently configured rate set */
+ /*
+ * currently configured rate set:
+ * bits 0-15 - 802.11abg rates
+ * bits 16-23 - 802.11n MCS index mask
+ * support only 1 stream, thus only 8 bits for the MCS rates (0-7).
+ */
u32 sta_rate_set;
u32 basic_rate_set;
u32 basic_rate;
@@ -509,4 +514,8 @@ int wl1271_plt_stop(struct wl1271 *wl);
#define WL1271_PRE_POWER_ON_SLEEP 20 /* in miliseconds */
#define WL1271_POWER_ON_SLEEP 200 /* in miliseconds */
+/* Macros to handle wl1271.sta_rate_set */
+#define HW_BG_RATES_MASK 0xffff
+#define HW_HT_RATES_OFFSET 16
+
#endif
diff --git a/drivers/net/wireless/wl12xx/wl1271_acx.h b/drivers/net/wireless/wl12xx/wl1271_acx.h
index ebb341d..90082c5 100644
--- a/drivers/net/wireless/wl12xx/wl1271_acx.h
+++ b/drivers/net/wireless/wl12xx/wl1271_acx.h
@@ -964,6 +964,89 @@ 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 are relevant.
+ * Note, currently this value will be set to FFFFFFFFFFFF to indicate it
+ * is relevant for all peers since we only support HT in infrastructure
+ * mode. Later on this field will be relevant to 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_BIT_MASK_HT_OPERATION BIT(0)
+#define WL1271_ACX_FW_CAP_BIT_MASK_GREENFIELD_FRAME_FORMAT BIT(1)
+#define WL1271_ACX_FW_CAP_BIT_MASK_SHORT_GI_FOR_20MHZ_PACKETS BIT(2)
+#define WL1271_ACX_FW_CAP_BIT_MASK_LSIG_TXOP_PROTECTION BIT(3)
+#define WL1271_ACX_FW_CAP_BIT_MASK_HT_CONTROL_FIELDS BIT(4)
+#define WL1271_ACX_FW_CAP_BIT_MASK_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;
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index 48a4b99..1b4c970 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -2134,6 +2134,21 @@ static const u8 wl1271_rate_to_idx_2ghz[] = {
0 /* CONF_HW_RXTX_RATE_1 */
};
+/* 11n STA capabilities */
+#define HW_RX_HIGHEST_RATE 65
+
+#define WL1271_HT_CAP { \
+ .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20, \
+ .ht_supported = true, \
+ .ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, \
+ .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, \
+ .mcs = { \
+ .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, \
+ .rx_highest = cpu_to_le16(HW_RX_HIGHEST_RATE), \
+ .tx_params = IEEE80211_HT_MCS_TX_DEFINED, \
+ }, \
+}
+
/* can't be const, mac80211 writes to this */
static struct ieee80211_supported_band wl1271_band_2ghz = {
.channels = wl1271_channels,
--
1.6.0.4
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