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authorDmitry Shmidt <dimitrysh@google.com>2012-09-11 14:36:56 -0700
committerDmitry Shmidt <dimitrysh@google.com>2012-09-11 14:36:56 -0700
commitf4f5db315918f3f048324ea43dc37a3b0fb31ecc (patch)
tree030938bdf5b86393e72a3557c9275194d812fb91 /wpa_supplicant
parent5a85f720c8e43866880fdf9446dc5ad9f45e9091 (diff)
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wpa_supplicant: Improve scan during p2p_find
Change-Id: I733b23c2b7a24cfa96fe6593adbcbeb7d0798002 Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
Diffstat (limited to 'wpa_supplicant')
-rw-r--r--wpa_supplicant/events.c4
-rw-r--r--wpa_supplicant/p2p_supplicant.c12
-rw-r--r--wpa_supplicant/scan.c6
3 files changed, 12 insertions, 10 deletions
diff --git a/wpa_supplicant/events.c b/wpa_supplicant/events.c
index bb870c0..6be345d 100644
--- a/wpa_supplicant/events.c
+++ b/wpa_supplicant/events.c
@@ -1074,11 +1074,7 @@ static int _wpa_supplicant_event_scan_results(struct wpa_supplicant *wpa_s,
wpa_supplicant_notify_scanning(wpa_s, 0);
#ifdef CONFIG_P2P
-#ifdef ANDROID_P2P
- if (p2p_search_pending(wpa_s->global->p2p) && !wpa_s->global->p2p_disabled &&
-#else
if (wpa_s->p2p_cb_on_scan_complete && !wpa_s->global->p2p_disabled &&
-#endif
wpa_s->global->p2p != NULL && !wpa_s->sta_scan_pending) {
wpa_s->p2p_cb_on_scan_complete = 0;
if (p2p_other_scan_completed(wpa_s->global->p2p) == 1) {
diff --git a/wpa_supplicant/p2p_supplicant.c b/wpa_supplicant/p2p_supplicant.c
index 7afdfa5..469e383 100644
--- a/wpa_supplicant/p2p_supplicant.c
+++ b/wpa_supplicant/p2p_supplicant.c
@@ -62,11 +62,7 @@
#endif /* P2P_MAX_INITIAL_CONN_WAIT */
#ifndef P2P_CONCURRENT_SEARCH_DELAY
-#ifdef ANDROID_P2P
-#define P2P_CONCURRENT_SEARCH_DELAY 0
-#else
#define P2P_CONCURRENT_SEARCH_DELAY 500
-#endif
#endif /* P2P_CONCURRENT_SEARCH_DELAY */
enum p2p_group_removal_reason {
@@ -1200,7 +1196,6 @@ void wpas_dev_found(void *ctx, const u8 *addr,
#define WFD_DEV_INFO_SIZE 9
char wfd_dev_info_hex[2 * WFD_DEV_INFO_SIZE + 1];
os_memset(wfd_dev_info_hex, 0, sizeof(wfd_dev_info_hex));
-
#ifdef CONFIG_WIFI_DISPLAY
if (info->wfd_subelems) {
wpa_snprintf_hex(wfd_dev_info_hex, sizeof(wfd_dev_info_hex),
@@ -5340,7 +5335,12 @@ unsigned int wpas_p2p_search_delay(struct wpa_supplicant *wpa_s)
rn2 = ifs->driver->get_radio_name(ifs->drv_priv);
if (!rn2 || os_strcmp(rn, rn2) != 0)
continue;
+#ifdef ANDROID_P2P
+ /* We need not delay the p2p_scan if STA is already connected */
+ if (ifs->wpa_state > WPA_SCANNING && ifs->wpa_state < WPA_COMPLETED) {
+#else
if (ifs->wpa_state > WPA_SCANNING) {
+#endif
wpa_dbg(wpa_s, MSG_DEBUG, "P2P: Use %u ms search "
"delay due to concurrent operation on "
"interface %s",
@@ -5377,7 +5377,7 @@ int wpas_p2p_handle_frequency_conflicts(struct wpa_supplicant *wpa_s, int freq)
* P2P Client, remove the interface depending up on the connection
* priority */
if(!wpas_is_p2p_prioritized(wpa_s)) {
- /* STA connection has priority over existing
+ /* STA connection has priority over existing
* P2P connection. So remove the interface */
wpa_printf(MSG_DEBUG, "P2P: Removing P2P connection due to Single channel"
"concurrent mode frequency conflict");
diff --git a/wpa_supplicant/scan.c b/wpa_supplicant/scan.c
index d8db81f..d8b3139 100644
--- a/wpa_supplicant/scan.c
+++ b/wpa_supplicant/scan.c
@@ -690,6 +690,12 @@ scan:
if (ret) {
wpa_msg(wpa_s, MSG_WARNING, "Failed to initiate AP scan");
+#ifdef ANDROID_P2P
+ /* Restore back the wpa_s->scan_req if we failed the scan becoz of any reason */
+ wpa_msg(wpa_s, MSG_DEBUG, "Restoring back the wpa_s->scan_req "
+ "to the original value %d", scan_req);
+ wpa_s->scan_req = scan_req;
+#endif
if (prev_state != wpa_s->wpa_state)
wpa_supplicant_set_state(wpa_s, prev_state);
wpa_supplicant_req_scan(wpa_s, 1, 0);