diff options
Diffstat (limited to 'drivers/net/wireless/zd1211rw')
| -rw-r--r-- | drivers/net/wireless/zd1211rw/zd_def.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/zd1211rw/zd_mac.c | 20 |
2 files changed, 24 insertions, 2 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_def.h b/drivers/net/wireless/zd1211rw/zd_def.h index 5463ca9ebc0..9a1b013f81b 100644 --- a/drivers/net/wireless/zd1211rw/zd_def.h +++ b/drivers/net/wireless/zd1211rw/zd_def.h @@ -37,9 +37,15 @@ typedef u16 __nocast zd_addr_t; if (net_ratelimit()) \ dev_printk_f(KERN_DEBUG, dev, fmt, ## args); \ } while (0) +# define dev_dbg_f_cond(dev, cond, fmt, args...) ({ \ + bool __cond = !!(cond); \ + if (unlikely(__cond)) \ + dev_printk_f(KERN_DEBUG, dev, fmt, ## args); \ +}) #else # define dev_dbg_f(dev, fmt, args...) do { (void)(dev); } while (0) # define dev_dbg_f_limit(dev, fmt, args...) do { (void)(dev); } while (0) +# define dev_dbg_f_cond(dev, cond, fmt, args...) do { (void)(dev); } while (0) #endif /* DEBUG */ #ifdef DEBUG diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c index 5037c8b2b41..5de28bf6fa5 100644 --- a/drivers/net/wireless/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zd1211rw/zd_mac.c @@ -160,6 +160,22 @@ static int zd_reg2alpha2(u8 regdomain, char *alpha2) return 1; } +static int zd_check_signal(struct ieee80211_hw *hw, int signal) +{ + struct zd_mac *mac = zd_hw_mac(hw); + + dev_dbg_f_cond(zd_mac_dev(mac), signal < 0 || signal > 100, + "%s: signal value from device not in range 0..100, " + "but %d.\n", __func__, signal); + + if (signal < 0) + signal = 0; + else if (signal > 100) + signal = 100; + + return signal; +} + int zd_mac_preinit_hw(struct ieee80211_hw *hw) { int r; @@ -461,7 +477,7 @@ static void zd_mac_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb, if (i<IEEE80211_TX_MAX_RATES) info->status.rates[i].idx = -1; /* terminate */ - info->status.ack_signal = ackssi; + info->status.ack_signal = zd_check_signal(hw, ackssi); ieee80211_tx_status_irqsafe(hw, skb); } @@ -982,7 +998,7 @@ int zd_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, unsigned int length) stats.freq = zd_channels[_zd_chip_get_channel(&mac->chip) - 1].center_freq; stats.band = IEEE80211_BAND_2GHZ; - stats.signal = status->signal_strength; + stats.signal = zd_check_signal(hw, status->signal_strength); rate = zd_rx_rate(buffer, status); |