wl1271: 11n Support, ACX Commands (c4db1c87) · Commits · 戴 / test

drivers/net/wireless/wl12xx/wl1271_acx.c

+83 −0

Original line number	Diff line number	Diff line
		@@ -1226,6 +1226,89 @@ out:
		return ret;
		}

		int wl1271_acx_set_ht_capabilities(struct wl1271 *wl,
		struct ieee80211_sta_ht_cap *ht_cap,
		bool allow_ht_operation)
		{
		struct wl1271_acx_ht_capabilities *acx;
		u8 mac_address[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
		int ret = 0;

		wl1271_debug(DEBUG_ACX, "acx ht capabilities setting");

		acx = kzalloc(sizeof(*acx), GFP_KERNEL);
		if (!acx) {
		ret = -ENOMEM;
		goto out;
		}

		/* Allow HT Operation ? */
		if (allow_ht_operation) {
		acx->ht_capabilites =
		WL1271_ACX_FW_CAP_HT_OPERATION;
		if (ht_cap->cap & IEEE80211_HT_CAP_GRN_FLD)
		acx->ht_capabilites \|=
		WL1271_ACX_FW_CAP_GREENFIELD_FRAME_FORMAT;
		if (ht_cap->cap & IEEE80211_HT_CAP_SGI_20)
		acx->ht_capabilites \|=
		WL1271_ACX_FW_CAP_SHORT_GI_FOR_20MHZ_PACKETS;
		if (ht_cap->cap & IEEE80211_HT_CAP_LSIG_TXOP_PROT)
		acx->ht_capabilites \|=
		WL1271_ACX_FW_CAP_LSIG_TXOP_PROTECTION;

		/* get data from A-MPDU parameters field */
		acx->ampdu_max_length = ht_cap->ampdu_factor;
		acx->ampdu_min_spacing = ht_cap->ampdu_density;

		memcpy(acx->mac_address, mac_address, ETH_ALEN);
		} else { /* HT operations are not allowed */
		acx->ht_capabilites = 0;
		}

		ret = wl1271_cmd_configure(wl, ACX_PEER_HT_CAP, acx, sizeof(*acx));
		if (ret < 0) {
		wl1271_warning("acx ht capabilities setting failed: %d", ret);
		goto out;
		}

		out:
		kfree(acx);
		return ret;
		}

		int wl1271_acx_set_ht_information(struct wl1271 *wl,
		u16 ht_operation_mode)
		{
		struct wl1271_acx_ht_information *acx;
		int ret = 0;

		wl1271_debug(DEBUG_ACX, "acx ht information setting");

		acx = kzalloc(sizeof(*acx), GFP_KERNEL);
		if (!acx) {
		ret = -ENOMEM;
		goto out;
		}

		acx->ht_protection =
		(u8)(ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION);
		acx->rifs_mode = 0;
		acx->gf_protection = 0;
		acx->ht_tx_burst_limit = 0;
		acx->dual_cts_protection = 0;

		ret = wl1271_cmd_configure(wl, ACX_HT_BSS_OPERATION, acx, sizeof(*acx));

		if (ret < 0) {
		wl1271_warning("acx ht information setting failed: %d", ret);
		goto out;
		}

		out:
		kfree(acx);
		return ret;
		}

		int wl1271_acx_tsf_info(struct wl1271 wl, u64 mactime)
		{
		struct wl1271_acx_fw_tsf_information *tsf_info;

drivers/net/wireless/wl12xx/wl1271_acx.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -1174,6 +1174,11 @@ int wl1271_acx_keep_alive_config(struct wl1271 *wl, u8 index, u8 tpl_valid);
		int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, bool enable,
		s16 thold, u8 hyst);
		int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl);
		int wl1271_acx_set_ht_capabilities(struct wl1271 *wl,
		struct ieee80211_sta_ht_cap *ht_cap,
		bool allow_ht_operation);
		int wl1271_acx_set_ht_information(struct wl1271 *wl,
		u16 ht_operation_mode);
		int wl1271_acx_tsf_info(struct wl1271 wl, u64 mactime);

		#endif /* __WL1271_ACX_H__ */

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