wl12xx: configure rates when working in ibss mode

When working in ibss mode, we don't configure rate policy per station
(as we use the same link for multiple stations), so currently the
1mb/s rate is being used.

Instead, configure the firmware to use the whole 11b rates by default.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

2 files changed, 25 insertions, 0 deletions

diff --git a/drivers/net/wireless/wl12xx/conf.h b/drivers/net/wireless/wl12xx/conf.h
index d16094f2604f..5551d9d4016b 100644
--- a/drivers/net/wireless/wl12xx/conf.h
+++ b/drivers/net/wireless/wl12xx/conf.h
@@ -516,6 +516,13 @@ struct conf_rx_settings {
 #define CONF_TX_AP_DEFAULT_MGMT_RATES  (CONF_HW_BIT_RATE_1MBPS | \
         CONF_HW_BIT_RATE_2MBPS | CONF_HW_BIT_RATE_5_5MBPS)
 
+/*
+ * Default rates for working as IBSS. use 11b rates
+ */
+#define CONF_TX_IBSS_DEFAULT_RATES  (CONF_HW_BIT_RATE_1MBPS |       \
+                CONF_HW_BIT_RATE_2MBPS | CONF_HW_BIT_RATE_5_5MBPS | \
+                CONF_HW_BIT_RATE_11MBPS);
+
 struct conf_tx_rate_class {
 
         /*
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 1dd735cc38b1..53a8e2357ccf 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -2509,6 +2509,24 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl,
                 }
         }
 
+        if (changed & BSS_CHANGED_IBSS) {
+                wl1271_debug(DEBUG_ADHOC, "ibss_joined: %d",
+                             bss_conf->ibss_joined);
+
+                if (bss_conf->ibss_joined) {
+                        u32 rates = bss_conf->basic_rates;
+                        wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl,
+                                                                         rates);
+                        wl->basic_rate = wl1271_tx_min_rate_get(wl);
+
+                        /* by default, use 11b rates */
+                        wl->rate_set = CONF_TX_IBSS_DEFAULT_RATES;
+                        ret = wl1271_acx_sta_rate_policies(wl);
+                        if (ret < 0)
+                                goto out;
+                }
+        }
+
         ret = wl1271_bss_erp_info_changed(wl, bss_conf, changed);
         if (ret < 0)
                 goto out;