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staging: wilc1000: add passive scan support

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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@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Adham Abozaeid 2019-06-20 19:54:55 +00:00 committed by Greg Kroah-Hartman
parent b43f6a60e2
commit f5a3cb90b8
4 changed files with 25 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
drivers/staging/wilc1000/host_interface.c
View file

@ -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:

1
drivers/staging/wilc1000/host_interface.h
View file

@ -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);

12
drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
View file

@ -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;

2
drivers/staging/wilc1000/wilc_wlan_if.h
View file

@ -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,