From: chunfan chen <je...@marvell.com>

This patch adds support for wakeup when configured
network is detected.

Signed-off-by: chunfan chen <je...@marvell.com>
Signed-off-by: Amitkumar Karwar <akar...@marvell.com>
---
 drivers/net/wireless/marvell/mwifiex/cfg80211.c  | 40 +++++++++++++++---------
 drivers/net/wireless/marvell/mwifiex/fw.h        |  2 ++
 drivers/net/wireless/marvell/mwifiex/main.c      |  7 +++++
 drivers/net/wireless/marvell/mwifiex/main.h      |  1 +
 drivers/net/wireless/marvell/mwifiex/scan.c      | 32 +++++++++++++++++++
 drivers/net/wireless/marvell/mwifiex/sta_ioctl.c |  6 ++--
 6 files changed, 72 insertions(+), 16 deletions(-)

diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c 
b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
index 6d36d08..a1b8d89 100644
--- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
@@ -3273,7 +3273,7 @@ static int mwifiex_cfg80211_suspend(struct wiphy *wiphy,
 
        priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
 
-       if (!priv->media_connected) {
+       if (!priv->media_connected && !wowlan->nd_config) {
                mwifiex_dbg(adapter, ERROR,
                            "Can not configure WOWLAN in disconnected state\n");
                return 0;
@@ -3285,22 +3285,32 @@ static int mwifiex_cfg80211_suspend(struct wiphy *wiphy,
                return ret;
        }
 
+       memset(&hs_cfg, 0, sizeof(hs_cfg));
+       hs_cfg.conditions = le32_to_cpu(adapter->hs_cfg.conditions);
+
+       if (wowlan->nd_config) {
+               mwifiex_dbg(adapter, INFO, "Wake on net detect\n");
+               hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT;
+               mwifiex_cfg80211_sched_scan_start(wiphy, priv->netdev,
+                                                 wowlan->nd_config);
+       }
+
        if (wowlan->disconnect) {
-               memset(&hs_cfg, 0, sizeof(hs_cfg));
-               hs_cfg.is_invoke_hostcmd = false;
-               hs_cfg.conditions = HS_CFG_COND_MAC_EVENT;
-               hs_cfg.gpio = adapter->hs_cfg.gpio;
-               hs_cfg.gap = adapter->hs_cfg.gap;
-               ret = mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET,
-                                           MWIFIEX_SYNC_CMD, &hs_cfg);
-               if (ret) {
-                       mwifiex_dbg(adapter, ERROR,
-                                   "Failed to set HS params\n");
-                       return ret;
-               }
+               hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT;
                mwifiex_dbg(priv->adapter, INFO, "Wake on device disconnect\n");
        }
 
+       hs_cfg.is_invoke_hostcmd = false;
+       hs_cfg.gpio = adapter->hs_cfg.gpio;
+       hs_cfg.gap = adapter->hs_cfg.gap;
+       ret = mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET,
+                                   MWIFIEX_SYNC_CMD, &hs_cfg);
+       if (ret) {
+               mwifiex_dbg(adapter, ERROR,
+                           "Failed to set HS params\n");
+               return ret;
+       }
+
        return ret;
 }
 
@@ -3853,11 +3863,13 @@ static struct cfg80211_ops mwifiex_cfg80211_ops = {
 
 #ifdef CONFIG_PM
 static const struct wiphy_wowlan_support mwifiex_wowlan_support = {
-       .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT,
+       .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT |
+               WIPHY_WOWLAN_NET_DETECT,
        .n_patterns = MWIFIEX_MEF_MAX_FILTERS,
        .pattern_min_len = 1,
        .pattern_max_len = MWIFIEX_MAX_PATTERN_LEN,
        .max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN,
+       .max_nd_match_sets = MWIFIEX_MAX_ND_MATCH_SETS,
 };
 #endif
 
diff --git a/drivers/net/wireless/marvell/mwifiex/fw.h 
b/drivers/net/wireless/marvell/mwifiex/fw.h
index 07bdc2a..81b491a 100644
--- a/drivers/net/wireless/marvell/mwifiex/fw.h
+++ b/drivers/net/wireless/marvell/mwifiex/fw.h
@@ -543,6 +543,8 @@ enum P2P_MODES {
 
 #define MWIFIEX_MAX_PATTERN_LEN                40
 #define MWIFIEX_MAX_OFFSET_LEN         100
+#define MWIFIEX_MAX_ND_MATCH_SETS      10
+
 #define STACK_NBYTES                   100
 #define TYPE_DNUM                      1
 #define TYPE_BYTESEQ                   2
diff --git a/drivers/net/wireless/marvell/mwifiex/main.c 
b/drivers/net/wireless/marvell/mwifiex/main.c
index a99b72b..3cfa946 100644
--- a/drivers/net/wireless/marvell/mwifiex/main.c
+++ b/drivers/net/wireless/marvell/mwifiex/main.c
@@ -132,6 +132,13 @@ static int mwifiex_unregister(struct mwifiex_adapter 
*adapter)
                }
        }
 
+       if (adapter->nd_info) {
+               for (i = 0 ; i < adapter->nd_info->n_matches ; i++)
+                       kfree(adapter->nd_info->matches[i]);
+               kfree(adapter->nd_info);
+               adapter->nd_info = NULL;
+       }
+
        vfree(adapter->chan_stats);
        kfree(adapter);
        return 0;
diff --git a/drivers/net/wireless/marvell/mwifiex/main.h 
b/drivers/net/wireless/marvell/mwifiex/main.h
index 5f5bcf8..bf9b24a 100644
--- a/drivers/net/wireless/marvell/mwifiex/main.h
+++ b/drivers/net/wireless/marvell/mwifiex/main.h
@@ -1002,6 +1002,7 @@ struct mwifiex_adapter {
        u8 active_scan_triggered;
        bool usb_mc_status;
        bool usb_mc_setup;
+       struct cfg80211_wowlan_nd_info *nd_info;
 };
 
 void mwifiex_process_tx_queue(struct mwifiex_adapter *adapter);
diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c 
b/drivers/net/wireless/marvell/mwifiex/scan.c
index d4e2143..0a85b05 100644
--- a/drivers/net/wireless/marvell/mwifiex/scan.c
+++ b/drivers/net/wireless/marvell/mwifiex/scan.c
@@ -2092,6 +2092,8 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
        u8 is_bgscan_resp;
        __le64 fw_tsf = 0;
        u8 *radio_type;
+       struct cfg80211_wowlan_nd_match *pmatch;
+       struct cfg80211_sched_scan_request *nd_config = NULL;
 
        is_bgscan_resp = (le16_to_cpu(resp->command)
                          == HostCmd_CMD_802_11_BG_SCAN_QUERY);
@@ -2154,6 +2156,19 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
                                             (struct mwifiex_ie_types_data **)
                                             &chan_band_tlv);
 
+       if (priv->wdev.wiphy->wowlan_config)
+               nd_config = priv->wdev.wiphy->wowlan_config->nd_config;
+
+       if (nd_config) {
+               adapter->nd_info =
+                       kzalloc(sizeof(struct cfg80211_wowlan_nd_match) +
+                               sizeof(struct cfg80211_wowlan_nd_match *) *
+                               scan_rsp->number_of_sets, GFP_ATOMIC);
+
+               if (adapter->nd_info)
+                       adapter->nd_info->n_matches = scan_rsp->number_of_sets;
+       }
+
        for (idx = 0; idx < scan_rsp->number_of_sets && bytes_left; idx++) {
                /*
                 * If the TSF TLV was appended to the scan results, save this
@@ -2172,6 +2187,23 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv,
                        radio_type = NULL;
                }
 
+               if (chan_band_tlv && adapter->nd_info) {
+                       adapter->nd_info->matches[idx] =
+                               kzalloc(sizeof(*pmatch) +
+                               sizeof(u32), GFP_ATOMIC);
+
+                       pmatch = adapter->nd_info->matches[idx];
+
+                       if (!pmatch) {
+                               memset(pmatch, 0, sizeof(*pmatch));
+                               if (chan_band_tlv) {
+                                       pmatch->n_channels = 1;
+                                       pmatch->channels[0] =
+                                               chan_band->chan_number;
+                               }
+                       }
+               }
+
                ret = mwifiex_parse_single_response_buf(priv, &bss_info,
                                                        &bytes_left,
                                                        le64_to_cpu(fw_tsf),
diff --git a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c 
b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
index 2cc1a32..cf4b6dd 100644
--- a/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/marvell/mwifiex/sta_ioctl.c
@@ -505,8 +505,10 @@ int mwifiex_enable_hs(struct mwifiex_adapter *adapter)
        }
 
        priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA);
-       if (priv && priv->sched_scanning) {
-               dev_dbg(adapter->dev, "aborting bgscan!\n");
+
+       if (priv && priv->sched_scanning &&
+           !priv->wdev.wiphy->wowlan_config->nd_config) {
+               mwifiex_dbg(adapter, CMD, "aborting bgscan!\n");
                mwifiex_stop_bg_scan(priv);
                cfg80211_sched_scan_stopped(priv->wdev.wiphy);
        }
-- 
1.8.1.4

--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to