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| author | Ahmad Kholaif <akholaif@qca.qualcomm.com> | 2015-08-10 00:44:12 +0000 |
|---|---|---|
| committer | Anjaneedevi Kapparapu <akappa@codeaurora.org> | 2016-04-01 16:48:22 +0530 |
| commit | ba8401dcf1fa5e6397fd551bc6b9e4a4798d9a40 (patch) | |
| tree | dbc1f0b659cb2f5321a1799545d474a4023320ec | |
| parent | e71f6421063579aa56e3d04efaaec820538df88b (diff) | |
| download | android_external_wpa_supplicant_8-ba8401dcf1fa5e6397fd551bc6b9e4a4798d9a40.tar.gz android_external_wpa_supplicant_8-ba8401dcf1fa5e6397fd551bc6b9e4a4798d9a40.tar.bz2 android_external_wpa_supplicant_8-ba8401dcf1fa5e6397fd551bc6b9e4a4798d9a40.zip | |
P2P: Support driver preferred freq list for Autonomous GO case
When starting an autonomous GO without specifying the operating channel,
query the driver for the preferred frequency list, and use it to select
the operating channel of the GO (if supported).
Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
Git-commit: 8e84921efe652233703588852bc43c36ccb241df
Git-repo: git://w1.fi/srv/git/hostap.git
Change-Id: If62620b7d903dad077811b619940e349104d1412
CRs-fixed: 887890
| -rw-r--r-- | wpa_supplicant/p2p_supplicant.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/wpa_supplicant/p2p_supplicant.c b/wpa_supplicant/p2p_supplicant.c index 6d8b63c2..51e1324d 100644 --- a/wpa_supplicant/p2p_supplicant.c +++ b/wpa_supplicant/p2p_supplicant.c @@ -5162,6 +5162,38 @@ static int wpas_p2p_select_go_freq(struct wpa_supplicant *wpa_s, int freq) { unsigned int r; + if (!wpa_s->conf->num_p2p_pref_chan && !freq) { + unsigned int i, size = P2P_MAX_PREF_CHANNELS; + unsigned int pref_freq_list[P2P_MAX_PREF_CHANNELS]; + int res; + + res = wpa_drv_get_pref_freq_list(wpa_s, WPA_IF_P2P_GO, + &size, pref_freq_list); + if (!res && size > 0) { + i = 0; + while (wpas_p2p_disallowed_freq(wpa_s->global, + pref_freq_list[i]) && + i < size) { + wpa_printf(MSG_DEBUG, + "P2P: preferred_freq_list[%d]=%d is disallowed", + i, pref_freq_list[i]); + i++; + } + if (i != size) { + freq = pref_freq_list[i]; + wpa_printf(MSG_DEBUG, + "P2P: Using preferred_freq_list[%d]=%d", + i, freq); + } else { + wpa_printf(MSG_DEBUG, + "P2P: All driver preferred frequencies are disallowed for P2P use"); + } + } else { + wpa_printf(MSG_DEBUG, + "P2P: No preferred frequency list available"); + } + } + if (freq == 2) { wpa_printf(MSG_DEBUG, "P2P: Request to start GO on 2.4 GHz " "band"); |