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path: root/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c
index 6a8983a1fb9c..ed3e32ce8c23 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_common.c
@@ -32,6 +32,9 @@
#define BRCMF_DEFAULT_SCAN_UNASSOC_TIME 40
#define BRCMF_DEFAULT_PACKET_FILTER "100 0 0 0 0x01 0x00"
+/* boost value for RSSI_DELTA in preferred join selection */
+#define BRCMF_JOIN_PREF_RSSI_BOOST 8
+
bool brcmf_c_prec_enq(struct device *dev, struct pktq *q,
struct sk_buff *pkt, int prec)
@@ -246,6 +249,7 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp)
{
s8 eventmask[BRCMF_EVENTING_MASK_LEN];
u8 buf[BRCMF_DCMD_SMLEN];
+ struct brcmf_join_pref_params join_pref_params[2];
char *ptr;
s32 err;
@@ -298,6 +302,20 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp)
goto done;
}
+ /* Setup join_pref to select target by RSSI(with boost on 5GHz) */
+ join_pref_params[0].type = BRCMF_JOIN_PREF_RSSI_DELTA;
+ join_pref_params[0].len = 2;
+ join_pref_params[0].rssi_gain = BRCMF_JOIN_PREF_RSSI_BOOST;
+ join_pref_params[0].band = WLC_BAND_5G;
+ join_pref_params[1].type = BRCMF_JOIN_PREF_RSSI;
+ join_pref_params[1].len = 2;
+ join_pref_params[1].rssi_gain = 0;
+ join_pref_params[1].band = 0;
+ err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params,
+ sizeof(join_pref_params));
+ if (err)
+ brcmf_err("Set join_pref error (%d)\n", err);
+
/* Setup event_msgs, enable E_IF */
err = brcmf_fil_iovar_data_get(ifp, "event_msgs", eventmask,
BRCMF_EVENTING_MASK_LEN);