From: Adham Abozaeid <adham.abozaeid@xxxxxxxxxxxxx>
Add passive scan support to the driver by passing the scan type to the
HW and configure the HW scan time if configured by the cfg80211.
Signed-off-by: Adham Abozaeid <adham.abozaeid@xxxxxxxxxxxxx>
---
drivers/staging/wilc1000/host_interface.c | 18 +++++++++++++++---
drivers/staging/wilc1000/host_interface.h | 1 -
.../staging/wilc1000/wilc_wfi_cfgoperations.c | 12 +++++++++---
drivers/staging/wilc1000/wilc_wlan_if.h | 2 +-
4 files changed, 25 insertions(+), 8 deletions(-)
diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index ed15bd1bcd56..13c9915358d0 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -6,7 +6,7 @@
#include "wilc_wfi_netdevice.h"
-#define WILC_HIF_SCAN_TIMEOUT_MS 4000
+#define WILC_HIF_SCAN_TIMEOUT_MS 5000
#define WILC_HIF_CONNECT_TIMEOUT_MS 9500
#define WILC_FALSE_FRMWR_CHANNEL 100
@@ -237,7 +237,7 @@ int wilc_scan(struct wilc_vif *vif, u8 scan_source, u8 scan_type,
int result = 0;
struct wid wid_list[5];
u32 index = 0;
- u32 i;
+ u32 i, scan_timeout;
u8 *buffer;
u8 valuesize = 0;
u8 *search_ssid_vals = NULL;
@@ -293,6 +293,18 @@ int wilc_scan(struct wilc_vif *vif, u8 scan_source, u8 scan_type,
wid_list[index].val = (s8 *)&scan_type;
index++;
+ if (scan_type == WILC_FW_PASSIVE_SCAN && request->duration) {
+ wid_list[index].id = WID_PASSIVE_SCAN_TIME;
+ wid_list[index].type = WID_SHORT;
+ wid_list[index].size = sizeof(u16);
+ wid_list[index].val = (s8 *)&request->duration;
+ index++;
+
+ scan_timeout = (request->duration * ch_list_len) + 500;
+ } else {
+ scan_timeout = WILC_HIF_SCAN_TIMEOUT_MS;
+ }
+
wid_list[index].id = WID_SCAN_CHANNEL_LIST;
wid_list[index].type = WID_BIN_DATA;
@@ -326,7 +338,7 @@ int wilc_scan(struct wilc_vif *vif, u8 scan_source, u8 scan_type,
hif_drv->scan_timer_vif = vif;
mod_timer(&hif_drv->scan_timer,
- jiffies + msecs_to_jiffies(WILC_HIF_SCAN_TIMEOUT_MS));
+ jiffies + msecs_to_jiffies(scan_timeout));
error:
diff --git a/drivers/staging/wilc1000/host_interface.h b/drivers/staging/wilc1000/host_interface.h
index a907c6d33012..4fcc7a3c151d 100644
--- a/drivers/staging/wilc1000/host_interface.h
+++ b/drivers/staging/wilc1000/host_interface.h
@@ -115,7 +115,6 @@ struct wilc_rcvd_net_info {
struct ieee80211_mgmt *mgmt;
};
-
struct wilc_user_scan_req {
void (*scan_result)(enum scan_event evt,
struct wilc_rcvd_net_info *info, void *priv);
diff --git a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
index f6825727bf77..b0daa1136663 100644
--- a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
+++ b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
@@ -221,6 +221,7 @@ static int scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
u32 i;
int ret = 0;
u8 scan_ch_list[WILC_MAX_NUM_SCANNED_CH];
+ u8 scan_type;
if (request->n_channels > WILC_MAX_NUM_SCANNED_CH) {
netdev_err(priv->dev, "Requested scanned channels over\n");
@@ -235,9 +236,14 @@ static int scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
scan_ch_list[i] = ieee80211_frequency_to_channel(freq);
}
- ret = wilc_scan(vif, WILC_FW_USER_SCAN, WILC_FW_ACTIVE_SCAN,
- scan_ch_list, request->n_channels, cfg_scan_result,
- (void *)priv, request);
+ if (request->n_ssids)
+ scan_type = WILC_FW_ACTIVE_SCAN;
+ else
+ scan_type = WILC_FW_PASSIVE_SCAN;
+
+ ret = wilc_scan(vif, WILC_FW_USER_SCAN, scan_type, scan_ch_list,
+ request->n_channels, cfg_scan_result, (void *)priv,
+ request);
if (ret) {
priv->scan_req = NULL;
diff --git a/drivers/staging/wilc1000/wilc_wlan_if.h b/drivers/staging/wilc1000/wilc_wlan_if.h
index b15de36e32e0..b89d0e0f04cc 100644
--- a/drivers/staging/wilc1000/wilc_wlan_if.h
+++ b/drivers/staging/wilc1000/wilc_wlan_if.h
@@ -684,7 +684,7 @@ enum {
WID_LONG_RETRY_LIMIT = 0x1003,
WID_BEACON_INTERVAL = 0x1006,
WID_MEMORY_ACCESS_16BIT = 0x1008,
-
+ WID_PASSIVE_SCAN_TIME = 0x100D,
WID_JOIN_START_TIMEOUT = 0x100F,
WID_ASOC_TIMEOUT = 0x1011,
WID_11I_PROTOCOL_TIMEOUT = 0x1012,
--
2.17.1
