From: Juuso Oikarinen <juuso.oikarinen@xxxxxxxxx>
Configure the rate policies to the firmware based on the rates given by
the AP.
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@xxxxxxxxx>
Reviewed-by: Luciano Coelho <luciano.coelho@xxxxxxxxx>
Signed-off-by: Luciano Coelho <luciano.coelho@xxxxxxxxx>
---
drivers/net/wireless/wl12xx/wl1271.h | 3 ++
drivers/net/wireless/wl12xx/wl1271_acx.c | 4 +-
drivers/net/wireless/wl12xx/wl1271_acx.h | 2 +-
drivers/net/wireless/wl12xx/wl1271_init.c | 2 +-
drivers/net/wireless/wl12xx/wl1271_main.c | 31 +++++++++++++++++++++++++++++
5 files changed, 38 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/wl12xx/wl1271.h b/drivers/net/wireless/wl12xx/wl1271.h
index 957da8c..671dc5a 100644
--- a/drivers/net/wireless/wl12xx/wl1271.h
+++ b/drivers/net/wireless/wl12xx/wl1271.h
@@ -369,6 +369,9 @@ struct wl1271 {
/* Our association ID */
u16 aid;
+ /* The current band */
+ enum ieee80211_band band;
+
/* Default key (for WEP) */
u32 default_key;
diff --git a/drivers/net/wireless/wl12xx/wl1271_acx.c b/drivers/net/wireless/wl12xx/wl1271_acx.c
index f622a40..2ae1081 100644
--- a/drivers/net/wireless/wl12xx/wl1271_acx.c
+++ b/drivers/net/wireless/wl12xx/wl1271_acx.c
@@ -703,7 +703,7 @@ int wl1271_acx_statistics(struct wl1271 *wl, struct acx_statistics *stats)
return 0;
}
-int wl1271_acx_rate_policies(struct wl1271 *wl)
+int wl1271_acx_rate_policies(struct wl1271 *wl, u32 enabled_rates)
{
struct acx_rate_policy *acx;
int ret = 0;
@@ -719,7 +719,7 @@ int wl1271_acx_rate_policies(struct wl1271 *wl)
/* configure one default (one-size-fits-all) rate class */
acx->rate_class_cnt = 1;
- acx->rate_class[0].enabled_rates = ACX_RATE_MASK_ALL;
+ acx->rate_class[0].enabled_rates = enabled_rates;
acx->rate_class[0].short_retry_limit = ACX_RATE_RETRY_LIMIT;
acx->rate_class[0].long_retry_limit = ACX_RATE_RETRY_LIMIT;
acx->rate_class[0].aflags = 0;
diff --git a/drivers/net/wireless/wl12xx/wl1271_acx.h b/drivers/net/wireless/wl12xx/wl1271_acx.h
index 9068daa..55850eb 100644
--- a/drivers/net/wireless/wl12xx/wl1271_acx.h
+++ b/drivers/net/wireless/wl12xx/wl1271_acx.h
@@ -1209,7 +1209,7 @@ int wl1271_acx_set_preamble(struct wl1271 *wl, enum acx_preamble_type preamble);
int wl1271_acx_cts_protect(struct wl1271 *wl,
enum acx_ctsprotect_type ctsprotect);
int wl1271_acx_statistics(struct wl1271 *wl, struct acx_statistics *stats);
-int wl1271_acx_rate_policies(struct wl1271 *wl);
+int wl1271_acx_rate_policies(struct wl1271 *wl, u32 enabled_rates);
int wl1271_acx_ac_cfg(struct wl1271 *wl);
int wl1271_acx_tid_cfg(struct wl1271 *wl);
int wl1271_acx_frag_threshold(struct wl1271 *wl);
diff --git a/drivers/net/wireless/wl12xx/wl1271_init.c b/drivers/net/wireless/wl12xx/wl1271_init.c
index 490df21..eb6b91a 100644
--- a/drivers/net/wireless/wl12xx/wl1271_init.c
+++ b/drivers/net/wireless/wl12xx/wl1271_init.c
@@ -369,7 +369,7 @@ int wl1271_hw_init(struct wl1271 *wl)
goto out_free_memmap;
/* Configure TX rate classes */
- ret = wl1271_acx_rate_policies(wl);
+ ret = wl1271_acx_rate_policies(wl, ACX_RATE_MASK_ALL);
if (ret < 0)
goto out_free_memmap;
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index cc5c328..b9b1c20 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -583,6 +583,7 @@ static void wl1271_op_stop(struct ieee80211_hw *hw)
wl->ssid_len = 0;
wl->listen_int = 1;
wl->bss_type = MAX_BSS_TYPE;
+ wl->band = IEEE80211_BAND_2GHZ;
wl->rx_counter = 0;
wl->elp = false;
@@ -727,6 +728,8 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed)
mutex_lock(&wl->mutex);
+ wl->band = conf->channel->band;
+
ret = wl1271_ps_elp_wakeup(wl, false);
if (ret < 0)
goto out;
@@ -978,6 +981,22 @@ out:
return ret;
}
+static u32 wl1271_enabled_rates_get(struct wl1271 *wl, u64 basic_rate_set)
+{
+ struct ieee80211_supported_band *band;
+ u32 enabled_rates = 0;
+ int bit;
+
+ band = wl->hw->wiphy->bands[wl->band];
+ for (bit = 0; bit < band->n_bitrates; bit++) {
+ if (basic_rate_set & 0x1)
+ enabled_rates |= band->bitrates[bit].hw_value;
+ basic_rate_set >>= 1;
+ }
+
+ return enabled_rates;
+}
+
static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
@@ -1016,6 +1035,7 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
}
}
}
+
if (changed & BSS_CHANGED_ERP_SLOT) {
if (bss_conf->use_short_slot)
ret = wl1271_acx_slot(wl, SLOT_TIME_SHORT);
@@ -1045,6 +1065,16 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
}
}
+ if (changed & BSS_CHANGED_BASIC_RATES) {
+ u32 enabled_rates = wl1271_enabled_rates_get(
+ wl, bss_conf->basic_rates);
+ ret = wl1271_acx_rate_policies(wl, enabled_rates);
+ if (ret < 0) {
+ wl1271_warning("Set rate policies failed %d", ret);
+ goto out_sleep;
+ }
+ }
+
out_sleep:
wl1271_ps_elp_sleep(wl);
@@ -1239,6 +1269,7 @@ static int __devinit wl1271_probe(struct spi_device *spi)
wl->psm_requested = false;
wl->tx_queue_stopped = false;
wl->power_level = WL1271_DEFAULT_POWER_LEVEL;
+ wl->band = IEEE80211_BAND_2GHZ;
/* We use the default power on sleep time until we know which chip
* we're using */
--
1.5.6.5
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