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Commit fdcab083 authored by Ganapathi Bhat's avatar Ganapathi Bhat Committed by Kalle Valo
Browse files

mwifiex: add RSSI support for net-detect 



This patch adds support for waking up the device on
finding better RSSI. Threshold RSSI value will be
configured by application.

Signed-off-by: default avatarGanapathi Bhat <gbhat@marvell.com>
Signed-off-by: default avatarAmitkumar Karwar <akarwar@marvell.com>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 8de00f1b

drivers/net/wireless/marvell/mwifiex/cfg80211.c

+4 −0
Original line number Diff line number Diff line
@@ -2582,6 +2582,10 @@ mwifiex_cfg80211_sched_scan_start(struct wiphy *wiphy, 
	bgscan_cfg->bss_type = MWIFIEX_BSS_MODE_INFRA;

	bgscan_cfg->action = MWIFIEX_BGSCAN_ACT_SET;

	bgscan_cfg->enable = true;

	if (request->min_rssi_thold != NL80211_SCAN_RSSI_THOLD_OFF) {

		bgscan_cfg->report_condition |= MWIFIEX_BGSCAN_SSID_RSSI_MATCH;

		bgscan_cfg->rssi_threshold = request->min_rssi_thold;

	}



	if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11_BG_SCAN_CONFIG,

			     HostCmd_ACT_GEN_SET, 0, bgscan_cfg, true)) {

drivers/net/wireless/marvell/mwifiex/fw.h

+5 −0
Original line number Diff line number Diff line
@@ -759,6 +759,11 @@ struct mwifiex_ie_types_repeat_count { 
	__le16 repeat_count;

} __packed;



struct mwifiex_ie_types_min_rssi_threshold {

	struct mwifiex_ie_types_header header;

	__le16 rssi_threshold;

} __packed;



struct mwifiex_ie_types_bgscan_start_later {

	struct mwifiex_ie_types_header header;

	__le16 start_later;

drivers/net/wireless/marvell/mwifiex/scan.c

+15 −0
Original line number Diff line number Diff line
@@ -2260,6 +2260,7 @@ int mwifiex_cmd_802_11_bg_scan_config(struct mwifiex_private *priv, 
	int i;

	struct mwifiex_ie_types_num_probes *num_probes_tlv;

	struct mwifiex_ie_types_repeat_count *repeat_count_tlv;

	struct mwifiex_ie_types_min_rssi_threshold *rssi_threshold_tlv;

	struct mwifiex_ie_types_bgscan_start_later *start_later_tlv;

	struct mwifiex_ie_types_wildcard_ssid_params *wildcard_ssid_tlv;

	struct mwifiex_ie_types_chan_list_param_set *chan_list_tlv;
@@ -2310,6 +2311,20 @@ int mwifiex_cmd_802_11_bg_scan_config(struct mwifiex_private *priv, 
			le16_to_cpu(repeat_count_tlv->header.len);

	}



	if (bgscan_cfg_in->rssi_threshold) {

		rssi_threshold_tlv =

			(struct mwifiex_ie_types_min_rssi_threshold *)tlv_pos;

		rssi_threshold_tlv->header.type =

			cpu_to_le16(TLV_TYPE_RSSI_LOW);

		rssi_threshold_tlv->header.len =

			cpu_to_le16(sizeof(rssi_threshold_tlv->rssi_threshold));

		rssi_threshold_tlv->rssi_threshold =

			cpu_to_le16(bgscan_cfg_in->rssi_threshold);



		tlv_pos += sizeof(rssi_threshold_tlv->header) +

			le16_to_cpu(rssi_threshold_tlv->header.len);

	}



	for (i = 0; i < bgscan_cfg_in->num_ssids; i++) {

		ssid_len = bgscan_cfg_in->ssid_list[i].ssid.ssid_len;