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-rw-r--r--drivers/net/wireless/ti/wl12xx/main.c3
-rw-r--r--drivers/net/wireless/ti/wl18xx/acx.c56
-rw-r--r--drivers/net/wireless/ti/wl18xx/acx.h25
-rw-r--r--drivers/net/wireless/ti/wl18xx/main.c3
-rw-r--r--drivers/net/wireless/ti/wlcore/conf.h7
-rw-r--r--drivers/net/wireless/ti/wlcore/hw_ops.h16
-rw-r--r--drivers/net/wireless/ti/wlcore/main.c68
-rw-r--r--drivers/net/wireless/ti/wlcore/wlcore.h2
8 files changed, 155 insertions, 25 deletions
diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c
index d6d0d6d..f3cee5a 100644
--- a/drivers/net/wireless/ti/wl12xx/main.c
+++ b/drivers/net/wireless/ti/wl12xx/main.c
@@ -250,6 +250,7 @@ static struct wlcore_conf wl12xx_conf = {
.keep_alive_interval = 55000,
.max_listen_interval = 20,
.sta_sleep_auth = WL1271_PSM_ILLEGAL,
+ .suspend_rx_ba_activity = 0,
},
.itrim = {
.enable = false,
@@ -1728,6 +1729,8 @@ static struct wlcore_ops wl12xx_ops = {
.convert_hwaddr = wl12xx_convert_hwaddr,
.lnk_high_prio = wl12xx_lnk_high_prio,
.lnk_low_prio = wl12xx_lnk_low_prio,
+ .interrupt_notify = NULL,
+ .rx_ba_filter = NULL,
};
static struct ieee80211_sta_ht_cap wl12xx_ht_cap = {
diff --git a/drivers/net/wireless/ti/wl18xx/acx.c b/drivers/net/wireless/ti/wl18xx/acx.c
index a169bb5..9d4b9aa 100644
--- a/drivers/net/wireless/ti/wl18xx/acx.c
+++ b/drivers/net/wireless/ti/wl18xx/acx.c
@@ -194,3 +194,59 @@ out:
kfree(acx);
return ret;
}
+
+/*
+ * When the host is suspended, we don't want to get any fast-link/PSM
+ * notifications
+ */
+int wl18xx_acx_interrupt_notify_config(struct wl1271 *wl,
+ bool action)
+{
+ struct wl18xx_acx_interrupt_notify *acx;
+ int ret = 0;
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->enable = action;
+ ret = wl1271_cmd_configure(wl, ACX_INTERRUPT_NOTIFY, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx interrupt notify setting failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
+
+/*
+ * When the host is suspended, we can configure the FW to disable RX BA
+ * notifications.
+ */
+int wl18xx_acx_rx_ba_filter(struct wl1271 *wl, bool action)
+{
+ struct wl18xx_acx_rx_ba_filter *acx;
+ int ret = 0;
+
+ acx = kzalloc(sizeof(*acx), GFP_KERNEL);
+ if (!acx) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ acx->enable = (u32)action;
+ ret = wl1271_cmd_configure(wl, ACX_RX_BA_FILTER, acx, sizeof(*acx));
+ if (ret < 0) {
+ wl1271_warning("acx rx ba activity filter setting failed: %d",
+ ret);
+ goto out;
+ }
+
+out:
+ kfree(acx);
+ return ret;
+}
diff --git a/drivers/net/wireless/ti/wl18xx/acx.h b/drivers/net/wireless/ti/wl18xx/acx.h
index 0e636de..1234bdc 100644
--- a/drivers/net/wireless/ti/wl18xx/acx.h
+++ b/drivers/net/wireless/ti/wl18xx/acx.h
@@ -32,7 +32,10 @@ enum {
ACX_SIM_CONFIG = 0x0053,
ACX_CLEAR_STATISTICS = 0x0054,
ACX_AUTO_RX_STREAMING = 0x0055,
- ACX_PEER_CAP = 0x0056
+ ACX_PEER_CAP = 0x0056,
+ ACX_INTERRUPT_NOTIFY = 0x0057,
+ ACX_RX_BA_FILTER = 0x0058
+
};
/* numbers of bits the length field takes (add 1 for the actual number) */
@@ -326,6 +329,24 @@ struct wlcore_acx_peer_cap {
u8 padding;
} __packed;
+/*
+ * ACX_INTERRUPT_NOTIFY
+ * enable/disable fast-link/PSM notification from FW
+ */
+struct wl18xx_acx_interrupt_notify {
+ struct acx_header header;
+ u32 enable;
+};
+
+/*
+ * ACX_RX_BA_FILTER
+ * enable/disable RX BA filtering in FW
+ */
+struct wl18xx_acx_rx_ba_filter {
+ struct acx_header header;
+ u32 enable;
+};
+
int wl18xx_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap,
u32 sdio_blk_size, u32 extra_mem_blks,
u32 len_field_size);
@@ -336,5 +357,7 @@ int wl18xx_acx_set_peer_cap(struct wl1271 *wl,
struct ieee80211_sta_ht_cap *ht_cap,
bool allow_ht_operation,
u32 rate_set, u8 hlid);
+int wl18xx_acx_interrupt_notify_config(struct wl1271 *wl, bool action);
+int wl18xx_acx_rx_ba_filter(struct wl1271 *wl, bool action);
#endif /* __WL18XX_ACX_H__ */
diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c
index 96dbe71..6c1000d 100644
--- a/drivers/net/wireless/ti/wl18xx/main.c
+++ b/drivers/net/wireless/ti/wl18xx/main.c
@@ -378,6 +378,7 @@ static struct wlcore_conf wl18xx_conf = {
.keep_alive_interval = 55000,
.max_listen_interval = 20,
.sta_sleep_auth = WL1271_PSM_ILLEGAL,
+ .suspend_rx_ba_activity = 0,
},
.itrim = {
.enable = false,
@@ -1693,6 +1694,8 @@ static struct wlcore_ops wl18xx_ops = {
.smart_config_start = wl18xx_cmd_smart_config_start,
.smart_config_stop = wl18xx_cmd_smart_config_stop,
.smart_config_set_group_key = wl18xx_cmd_smart_config_set_group_key,
+ .interrupt_notify = wl18xx_acx_interrupt_notify_config,
+ .rx_ba_filter = wl18xx_acx_rx_ba_filter,
};
/* HT cap appropriate for wide channels in 2Ghz */
diff --git a/drivers/net/wireless/ti/wlcore/conf.h b/drivers/net/wireless/ti/wlcore/conf.h
index 40995c4..166add0 100644
--- a/drivers/net/wireless/ti/wlcore/conf.h
+++ b/drivers/net/wireless/ti/wlcore/conf.h
@@ -997,6 +997,11 @@ struct conf_conn_settings {
* whether we can go to ELP.
*/
u8 sta_sleep_auth;
+
+ /*
+ * Default RX BA Activity filter configuration
+ */
+ u8 suspend_rx_ba_activity;
} __packed;
enum {
@@ -1347,7 +1352,7 @@ struct conf_recovery_settings {
* version, the two LSB are the lower driver's private conf
* version.
*/
-#define WLCORE_CONF_VERSION (0x0005 << 16)
+#define WLCORE_CONF_VERSION (0x0006 << 16)
#define WLCORE_CONF_MASK 0xffff0000
#define WLCORE_CONF_SIZE (sizeof(struct wlcore_conf_header) + \
sizeof(struct wlcore_conf))
diff --git a/drivers/net/wireless/ti/wlcore/hw_ops.h b/drivers/net/wireless/ti/wlcore/hw_ops.h
index 29ce55f..c2545ce 100644
--- a/drivers/net/wireless/ti/wlcore/hw_ops.h
+++ b/drivers/net/wireless/ti/wlcore/hw_ops.h
@@ -218,6 +218,22 @@ wlcore_hw_sta_rc_update(struct wl1271 *wl, struct wl12xx_vif *wlvif)
}
static inline int
+wlcore_hw_interrupt_notify(struct wl1271 *wl, bool action)
+{
+ if (wl->ops->interrupt_notify)
+ return wl->ops->interrupt_notify(wl, action);
+ return 0;
+}
+
+static inline int
+wlcore_hw_rx_ba_filter(struct wl1271 *wl, bool action)
+{
+ if (wl->ops->rx_ba_filter)
+ return wl->ops->rx_ba_filter(wl, action);
+ return 0;
+}
+
+static inline int
wlcore_hw_set_peer_cap(struct wl1271 *wl,
struct ieee80211_sta_ht_cap *ht_cap,
bool allow_ht_operation,
diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index 7b32b45..de3bf78 100644
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -1685,19 +1685,15 @@ static int wl1271_configure_suspend_sta(struct wl1271 *wl,
if (!test_bit(WLVIF_FLAG_STA_ASSOCIATED, &wlvif->flags))
goto out;
- ret = wl1271_ps_elp_wakeup(wl);
- if (ret < 0)
- goto out;
-
ret = wl1271_configure_wowlan(wl, wow);
if (ret < 0)
- goto out_sleep;
+ goto out;
if ((wl->conf.conn.suspend_wake_up_event ==
wl->conf.conn.wake_up_event) &&
(wl->conf.conn.suspend_listen_interval ==
wl->conf.conn.listen_interval))
- goto out_sleep;
+ goto out;
ret = wl1271_acx_wake_up_conditions(wl, wlvif,
wl->conf.conn.suspend_wake_up_event,
@@ -1705,9 +1701,6 @@ static int wl1271_configure_suspend_sta(struct wl1271 *wl,
if (ret < 0)
wl1271_error("suspend: set wake up conditions failed: %d", ret);
-
-out_sleep:
- wl1271_ps_elp_sleep(wl);
out:
return ret;
@@ -1721,13 +1714,8 @@ static int wl1271_configure_suspend_ap(struct wl1271 *wl,
if (!test_bit(WLVIF_FLAG_AP_STARTED, &wlvif->flags))
goto out;
- ret = wl1271_ps_elp_wakeup(wl);
- if (ret < 0)
- goto out;
-
ret = wl1271_acx_beacon_filter_opt(wl, wlvif, true);
- wl1271_ps_elp_sleep(wl);
out:
return ret;
@@ -1756,10 +1744,6 @@ static void wl1271_configure_resume(struct wl1271 *wl, struct wl12xx_vif *wlvif)
if (is_sta && !test_bit(WLVIF_FLAG_STA_ASSOCIATED, &wlvif->flags))
return;
- ret = wl1271_ps_elp_wakeup(wl);
- if (ret < 0)
- return;
-
if (is_sta) {
wl1271_configure_wowlan(wl, NULL);
@@ -1767,7 +1751,7 @@ static void wl1271_configure_resume(struct wl1271 *wl, struct wl12xx_vif *wlvif)
wl->conf.conn.wake_up_event) &&
(wl->conf.conn.suspend_listen_interval ==
wl->conf.conn.listen_interval))
- goto out_sleep;
+ return;
ret = wl1271_acx_wake_up_conditions(wl, wlvif,
wl->conf.conn.wake_up_event,
@@ -1780,9 +1764,6 @@ static void wl1271_configure_resume(struct wl1271 *wl, struct wl12xx_vif *wlvif)
} else if (is_ap) {
ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false);
}
-
-out_sleep:
- wl1271_ps_elp_sleep(wl);
}
static int wl1271_op_suspend(struct ieee80211_hw *hw,
@@ -1804,6 +1785,11 @@ static int wl1271_op_suspend(struct ieee80211_hw *hw,
wl1271_tx_flush(wl);
mutex_lock(&wl->mutex);
+
+ ret = wl1271_ps_elp_wakeup(wl);
+ if (ret < 0)
+ return ret;
+
wl->wow_enabled = true;
wl12xx_for_each_wlvif(wl, wlvif) {
ret = wl1271_configure_suspend(wl, wlvif, wow);
@@ -1813,7 +1799,27 @@ static int wl1271_op_suspend(struct ieee80211_hw *hw,
return ret;
}
}
+
+ /* disable fast link flow control notifications from FW */
+ ret = wlcore_hw_interrupt_notify(wl, false);
+ if (ret < 0)
+ goto out_sleep;
+
+ /* if filtering is enabled, configure the FW to drop all RX BA frames */
+ ret = wlcore_hw_rx_ba_filter(wl,
+ !!wl->conf.conn.suspend_rx_ba_activity);
+ if (ret < 0)
+ goto out_sleep;
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
mutex_unlock(&wl->mutex);
+
+ if (ret < 0) {
+ wl1271_warning("couldn't prepare device to suspend");
+ return ret;
+ }
+
/* flush any remaining work */
wl1271_debug(DEBUG_MAC80211, "flushing remaining works");
@@ -1887,13 +1893,29 @@ static int wl1271_op_resume(struct ieee80211_hw *hw)
if (pending_recovery) {
wl1271_warning("queuing forgotten recovery on resume");
ieee80211_queue_work(wl->hw, &wl->recovery_work);
- goto out;
+ goto out_sleep;
}
+ ret = wl1271_ps_elp_wakeup(wl);
+ if (ret < 0)
+ goto out;
+
wl12xx_for_each_wlvif(wl, wlvif) {
wl1271_configure_resume(wl, wlvif);
}
+ ret = wlcore_hw_interrupt_notify(wl, true);
+ if (ret < 0)
+ goto out_sleep;
+
+ /* if filtering is enabled, configure the FW to drop all RX BA frames */
+ ret = wlcore_hw_rx_ba_filter(wl, false);
+ if (ret < 0)
+ goto out_sleep;
+
+out_sleep:
+ wl1271_ps_elp_sleep(wl);
+
out:
wl->wow_enabled = false;
diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h
index 2440ebe..7860a4e 100644
--- a/drivers/net/wireless/ti/wlcore/wlcore.h
+++ b/drivers/net/wireless/ti/wlcore/wlcore.h
@@ -116,6 +116,8 @@ struct wlcore_ops {
struct wl1271_link *lnk);
bool (*lnk_low_prio)(struct wl1271 *wl, u8 hlid,
struct wl1271_link *lnk);
+ int (*interrupt_notify)(struct wl1271 *wl, bool action);
+ int (*rx_ba_filter)(struct wl1271 *wl, bool action);
int (*smart_config_start)(struct wl1271 *wl, u32 group_bitmap);
int (*smart_config_stop)(struct wl1271 *wl);
int (*smart_config_set_group_key)(struct wl1271 *wl, u16 group_id,
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