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mwifiex: add RSSI support for net-detect

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

Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Ganapathi Bhat 2016-01-13 01:26:56 -08:00 committed by Kalle Valo
parent 8de00f1b1c
commit fdcab08305
3 changed files with 24 additions and 0 deletions
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4
drivers/net/wireless/marvell/mwifiex/cfg80211.c
View File

@ -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)) {

5
drivers/net/wireless/marvell/mwifiex/fw.h
View File

@ -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;

15
drivers/net/wireless/marvell/mwifiex/scan.c
View File

@ -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;