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path: root/drivers/net/wireless/p54/p54common.c
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Diffstat (limited to 'drivers/net/wireless/p54/p54common.c')
-rw-r--r--drivers/net/wireless/p54/p54common.c154
1 files changed, 136 insertions, 18 deletions
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
index 14438a642fd..0a989834b70 100644
--- a/drivers/net/wireless/p54/p54common.c
+++ b/drivers/net/wireless/p54/p54common.c
@@ -21,6 +21,9 @@
#include <linux/etherdevice.h>
#include <net/mac80211.h>
+#ifdef CONFIG_MAC80211_LEDS
+#include <linux/leds.h>
+#endif /* CONFIG_MAC80211_LEDS */
#include "p54.h"
#include "p54common.h"
@@ -735,10 +738,7 @@ static int p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb)
return 0;
if (!(hdr->flags & cpu_to_le16(P54_HDR_FLAG_DATA_IN_FCS_GOOD))) {
- if (priv->filter_flags & FIF_FCSFAIL)
- rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
- else
- return 0;
+ return 0;
}
if (hdr->decrypt_status == P54_DECRYPT_OK)
@@ -1680,7 +1680,7 @@ static int p54_setup_mac(struct ieee80211_hw *dev)
mode = P54_FILTER_TYPE_PROMISCUOUS;
break;
default:
- mode = P54_FILTER_TYPE_NONE;
+ mode = P54_FILTER_TYPE_HIBERNATE;
break;
}
@@ -1693,7 +1693,7 @@ static int p54_setup_mac(struct ieee80211_hw *dev)
(mode != P54_FILTER_TYPE_PROMISCUOUS))
mode |= P54_FILTER_TYPE_TRANSPARENT;
} else
- mode = P54_FILTER_TYPE_RX_DISABLED;
+ mode = P54_FILTER_TYPE_HIBERNATE;
setup->mac_mode = cpu_to_le16(mode);
memcpy(setup->mac_addr, priv->mac_addr, ETH_ALEN);
@@ -1871,7 +1871,7 @@ static int p54_scan(struct ieee80211_hw *dev, u16 mode, u16 dwell)
return -EINVAL;
}
-static int p54_set_leds(struct ieee80211_hw *dev, int mode, int link, int act)
+static int p54_set_leds(struct ieee80211_hw *dev)
{
struct p54_common *priv = dev->priv;
struct sk_buff *skb;
@@ -1882,11 +1882,11 @@ static int p54_set_leds(struct ieee80211_hw *dev, int mode, int link, int act)
if (!skb)
return -ENOMEM;
- led = (struct p54_led *)skb_put(skb, sizeof(*led));
- led->mode = cpu_to_le16(mode);
- led->led_permanent = cpu_to_le16(link);
- led->led_temporary = cpu_to_le16(act);
- led->duration = cpu_to_le16(1000);
+ led = (struct p54_led *) skb_put(skb, sizeof(*led));
+ led->flags = cpu_to_le16(0x0003);
+ led->mask[0] = led->mask[1] = cpu_to_le16(priv->softled_state);
+ led->delay[0] = cpu_to_le16(1);
+ led->delay[1] = cpu_to_le16(0);
priv->tx(dev, skb);
return 0;
}
@@ -2070,6 +2070,9 @@ static int p54_start(struct ieee80211_hw *dev)
queue_delayed_work(dev->workqueue, &priv->work, 0);
+ priv->softled_state = 0;
+ err = p54_set_leds(dev);
+
out:
mutex_unlock(&priv->conf_mutex);
return err;
@@ -2082,6 +2085,9 @@ static void p54_stop(struct ieee80211_hw *dev)
mutex_lock(&priv->conf_mutex);
priv->mode = NL80211_IFTYPE_UNSPECIFIED;
+ priv->softled_state = 0;
+ p54_set_leds(dev);
+
cancel_delayed_work_sync(&priv->work);
if (priv->cached_beacon)
p54_tx_cancel(dev, priv->cached_beacon);
@@ -2119,7 +2125,6 @@ static int p54_add_interface(struct ieee80211_hw *dev,
memcpy(priv->mac_addr, conf->mac_addr, ETH_ALEN);
p54_setup_mac(dev);
- p54_set_leds(dev, 1, 0, 0);
mutex_unlock(&priv->conf_mutex);
return 0;
}
@@ -2199,8 +2204,6 @@ static int p54_config_interface(struct ieee80211_hw *dev,
goto out;
}
- ret = p54_set_leds(dev, 1, !is_multicast_ether_addr(priv->bssid), 0);
-
out:
mutex_unlock(&priv->conf_mutex);
return ret;
@@ -2214,9 +2217,7 @@ static void p54_configure_filter(struct ieee80211_hw *dev,
struct p54_common *priv = dev->priv;
*total_flags &= FIF_PROMISC_IN_BSS |
- FIF_OTHER_BSS |
- (*total_flags & FIF_PROMISC_IN_BSS ?
- FIF_FCSFAIL : 0);
+ FIF_OTHER_BSS;
priv->filter_flags = *total_flags;
@@ -2419,6 +2420,96 @@ static int p54_set_key(struct ieee80211_hw *dev, enum set_key_cmd cmd,
return 0;
}
+#ifdef CONFIG_MAC80211_LEDS
+static void p54_led_brightness_set(struct led_classdev *led_dev,
+ enum led_brightness brightness)
+{
+ struct p54_led_dev *led = container_of(led_dev, struct p54_led_dev,
+ led_dev);
+ struct ieee80211_hw *dev = led->hw_dev;
+ struct p54_common *priv = dev->priv;
+ int err;
+
+ /* Don't toggle the LED, when the device is down. */
+ if (priv->mode == NL80211_IFTYPE_UNSPECIFIED)
+ return ;
+
+ if (brightness != LED_OFF)
+ priv->softled_state |= BIT(led->index);
+ else
+ priv->softled_state &= ~BIT(led->index);
+
+ err = p54_set_leds(dev);
+ if (err && net_ratelimit())
+ printk(KERN_ERR "%s: failed to update %s LED.\n",
+ wiphy_name(dev->wiphy), led_dev->name);
+}
+
+static int p54_register_led(struct ieee80211_hw *dev,
+ struct p54_led_dev *led,
+ unsigned int led_index,
+ char *name, char *trigger)
+{
+ int err;
+
+ if (led->registered)
+ return -EEXIST;
+
+ snprintf(led->name, sizeof(led->name), "p54-%s::%s",
+ wiphy_name(dev->wiphy), name);
+ led->hw_dev = dev;
+ led->index = led_index;
+ led->led_dev.name = led->name;
+ led->led_dev.default_trigger = trigger;
+ led->led_dev.brightness_set = p54_led_brightness_set;
+
+ err = led_classdev_register(wiphy_dev(dev->wiphy), &led->led_dev);
+ if (err)
+ printk(KERN_ERR "%s: Failed to register %s LED.\n",
+ wiphy_name(dev->wiphy), name);
+ else
+ led->registered = 1;
+
+ return err;
+}
+
+static int p54_init_leds(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+ int err;
+
+ /*
+ * TODO:
+ * Figure out if the EEPROM contains some hints about the number
+ * of available/programmable LEDs of the device.
+ * But for now, we can assume that we have two programmable LEDs.
+ */
+
+ err = p54_register_led(dev, &priv->assoc_led, 0, "assoc",
+ ieee80211_get_assoc_led_name(dev));
+ if (err)
+ return err;
+
+ err = p54_register_led(dev, &priv->tx_led, 1, "tx",
+ ieee80211_get_tx_led_name(dev));
+ if (err)
+ return err;
+
+ err = p54_set_leds(dev);
+ return err;
+}
+
+static void p54_unregister_leds(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+
+ if (priv->tx_led.registered)
+ led_classdev_unregister(&priv->tx_led.led_dev);
+ if (priv->assoc_led.registered)
+ led_classdev_unregister(&priv->assoc_led.led_dev);
+}
+#endif /* CONFIG_MAC80211_LEDS */
+
static const struct ieee80211_ops p54_ops = {
.tx = p54_tx,
.start = p54_start,
@@ -2452,6 +2543,8 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
priv->basic_rate_mask = 0x15f;
skb_queue_head_init(&priv->tx_queue);
dev->flags = IEEE80211_HW_RX_INCLUDES_FCS |
+ IEEE80211_HW_SUPPORTS_PS |
+ IEEE80211_HW_PS_NULLFUNC_STACK |
IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_NOISE_DBM;
@@ -2489,12 +2582,37 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
}
EXPORT_SYMBOL_GPL(p54_init_common);
+int p54_register_common(struct ieee80211_hw *dev, struct device *pdev)
+{
+ int err;
+
+ err = ieee80211_register_hw(dev);
+ if (err) {
+ dev_err(pdev, "Cannot register device (%d).\n", err);
+ return err;
+ }
+
+ #ifdef CONFIG_MAC80211_LEDS
+ err = p54_init_leds(dev);
+ if (err)
+ return err;
+ #endif /* CONFIG_MAC80211_LEDS */
+
+ dev_info(pdev, "is registered as '%s'\n", wiphy_name(dev->wiphy));
+ return 0;
+}
+EXPORT_SYMBOL_GPL(p54_register_common);
+
void p54_free_common(struct ieee80211_hw *dev)
{
struct p54_common *priv = dev->priv;
kfree(priv->iq_autocal);
kfree(priv->output_limit);
kfree(priv->curve_data);
+
+ #ifdef CONFIG_MAC80211_LEDS
+ p54_unregister_leds(dev);
+ #endif /* CONFIG_MAC80211_LEDS */
}
EXPORT_SYMBOL_GPL(p54_free_common);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-26 05:16:44 +0000