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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945-debug.h17
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.c231
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.h20
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965-debug.h16
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965-rs.c6
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965-rs.h2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965.c250
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965.h10
-rw-r--r--drivers/net/wireless/iwlwifi/iwl3945-base.c182
-rw-r--r--drivers/net/wireless/iwlwifi/iwl4965-base.c181
10 files changed, 449 insertions, 466 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-debug.h b/drivers/net/wireless/iwlwifi/iwl-3945-debug.h
index f853c6b9f76e..28ecfe8d39a3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-debug.h
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-debug.h
@@ -40,6 +40,15 @@ do { if (iwl3945_debug_level & (level)) \
do { if ((iwl3945_debug_level & (level)) && net_ratelimit()) \
printk(KERN_ERR DRV_NAME": %c %s " fmt, \
in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0)
+
+static inline void iwl3945_print_hex_dump(int level, void *p, u32 len)
+{
+ if (!(iwl3945_debug_level & level))
+ return;
+
+ print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1,
+ p, len, 1);
+}
#else
static inline void IWL_DEBUG(int level, const char *fmt, ...)
{
@@ -47,7 +56,12 @@ static inline void IWL_DEBUG(int level, const char *fmt, ...)
static inline void IWL_DEBUG_LIMIT(int level, const char *fmt, ...)
{
}
-#endif /* CONFIG_IWL3945_DEBUG */
+static inline void iwl3945_print_hex_dump(int level, void *p, u32 len)
+{
+}
+#endif /* CONFIG_IWL3945_DEBUG */
+
+
/*
* To use the debug system;
@@ -143,6 +157,7 @@ static inline void IWL_DEBUG_LIMIT(int level, const char *fmt, ...)
IWL_DEBUG_LIMIT(IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
#define IWL_DEBUG_HT(f, a...) IWL_DEBUG(IWL_DL_HT, f, ## a)
#define IWL_DEBUG_STATS(f, a...) IWL_DEBUG(IWL_DL_STATS, f, ## a)
+#define IWL_DEBUG_STATS_LIMIT(f, a...) IWL_DEBUG_LIMIT(IWL_DL_STATS, f, ## a)
#define IWL_DEBUG_TX_REPLY(f, a...) IWL_DEBUG(IWL_DL_TX_REPLY, f, ## a)
#define IWL_DEBUG_QOS(f, a...) IWL_DEBUG(IWL_DL_QOS, f, ## a)
#define IWL_DEBUG_RADIO(f, a...) IWL_DEBUG(IWL_DL_RADIO, f, ## a)
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 82d282730b75..63e832cdba75 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -183,6 +183,16 @@ void iwl3945_disable_events(struct iwl3945_priv *priv)
}
+static int iwl3945_hwrate_to_plcp_idx(u8 plcp)
+{
+ int idx;
+
+ for (idx = 0; idx < IWL_RATE_COUNT; idx++)
+ if (iwl3945_rates[idx].plcp == plcp)
+ return idx;
+ return -1;
+}
+
/**
* iwl3945_get_antenna_flags - Get antenna flags for RXON command
* @priv: eeprom and antenna fields are used to determine antenna flags
@@ -238,6 +248,156 @@ void iwl3945_hw_rx_statistics(struct iwl3945_priv *priv, struct iwl3945_rx_mem_b
priv->last_statistics_time = jiffies;
}
+/******************************************************************************
+ *
+ * Misc. internal state and helper functions
+ *
+ ******************************************************************************/
+#ifdef CONFIG_IWL3945_DEBUG
+
+/**
+ * iwl3945_report_frame - dump frame to syslog during debug sessions
+ *
+ * You may hack this function to show different aspects of received frames,
+ * including selective frame dumps.
+ * group100 parameter selects whether to show 1 out of 100 good frames.
+ */
+static void iwl3945_dbg_report_frame(struct iwl3945_priv *priv,
+ struct iwl3945_rx_packet *pkt,
+ struct ieee80211_hdr *header, int group100)
+{
+ u32 to_us;
+ u32 print_summary = 0;
+ u32 print_dump = 0; /* set to 1 to dump all frames' contents */
+ u32 hundred = 0;
+ u32 dataframe = 0;
+ u16 fc;
+ u16 seq_ctl;
+ u16 channel;
+ u16 phy_flags;
+ u16 length;
+ u16 status;
+ u16 bcn_tmr;
+ u32 tsf_low;
+ u64 tsf;
+ u8 rssi;
+ u8 agc;
+ u16 sig_avg;
+ u16 noise_diff;
+ struct iwl3945_rx_frame_stats *rx_stats = IWL_RX_STATS(pkt);
+ struct iwl3945_rx_frame_hdr *rx_hdr = IWL_RX_HDR(pkt);
+ struct iwl3945_rx_frame_end *rx_end = IWL_RX_END(pkt);
+ u8 *data = IWL_RX_DATA(pkt);
+
+ /* MAC header */
+ fc = le16_to_cpu(header->frame_control);
+ seq_ctl = le16_to_cpu(header->seq_ctrl);
+
+ /* metadata */
+ channel = le16_to_cpu(rx_hdr->channel);
+ phy_flags = le16_to_cpu(rx_hdr->phy_flags);
+ length = le16_to_cpu(rx_hdr->len);
+
+ /* end-of-frame status and timestamp */
+ status = le32_to_cpu(rx_end->status);
+ bcn_tmr = le32_to_cpu(rx_end->beacon_timestamp);
+ tsf_low = le64_to_cpu(rx_end->timestamp) & 0x0ffffffff;
+ tsf = le64_to_cpu(rx_end->timestamp);
+
+ /* signal statistics */
+ rssi = rx_stats->rssi;
+ agc = rx_stats->agc;
+ sig_avg = le16_to_cpu(rx_stats->sig_avg);
+ noise_diff = le16_to_cpu(rx_stats->noise_diff);
+
+ to_us = !compare_ether_addr(header->addr1, priv->mac_addr);
+
+ /* if data frame is to us and all is good,
+ * (optionally) print summary for only 1 out of every 100 */
+ if (to_us && (fc & ~IEEE80211_FCTL_PROTECTED) ==
+ (IEEE80211_FCTL_FROMDS | IEEE80211_FTYPE_DATA)) {
+ dataframe = 1;
+ if (!group100)
+ print_summary = 1; /* print each frame */
+ else if (priv->framecnt_to_us < 100) {
+ priv->framecnt_to_us++;
+ print_summary = 0;
+ } else {
+ priv->framecnt_to_us = 0;
+ print_summary = 1;
+ hundred = 1;
+ }
+ } else {
+ /* print summary for all other frames */
+ print_summary = 1;
+ }
+
+ if (print_summary) {
+ char *title;
+ u32 rate;
+
+ if (hundred)
+ title = "100Frames";
+ else if (fc & IEEE80211_FCTL_RETRY)
+ title = "Retry";
+ else if (ieee80211_is_assoc_response(fc))
+ title = "AscRsp";
+ else if (ieee80211_is_reassoc_response(fc))
+ title = "RasRsp";
+ else if (ieee80211_is_probe_response(fc)) {
+ title = "PrbRsp";
+ print_dump = 1; /* dump frame contents */
+ } else if (ieee80211_is_beacon(fc)) {
+ title = "Beacon";
+ print_dump = 1; /* dump frame contents */
+ } else if (ieee80211_is_atim(fc))
+ title = "ATIM";
+ else if (ieee80211_is_auth(fc))
+ title = "Auth";
+ else if (ieee80211_is_deauth(fc))
+ title = "DeAuth";
+ else if (ieee80211_is_disassoc(fc))
+ title = "DisAssoc";
+ else
+ title = "Frame";
+
+ rate = iwl3945_hwrate_to_plcp_idx(rx_hdr->rate);
+ if (rate == -1)
+ rate = 0;
+ else
+ rate = iwl3945_rates[rate].ieee / 2;
+
+ /* print frame summary.
+ * MAC addresses show just the last byte (for brevity),
+ * but you can hack it to show more, if you'd like to. */
+ if (dataframe)
+ IWL_DEBUG_RX("%s: mhd=0x%04x, dst=0x%02x, "
+ "len=%u, rssi=%d, chnl=%d, rate=%u, \n",
+ title, fc, header->addr1[5],
+ length, rssi, channel, rate);
+ else {
+ /* src/dst addresses assume managed mode */
+ IWL_DEBUG_RX("%s: 0x%04x, dst=0x%02x, "
+ "src=0x%02x, rssi=%u, tim=%lu usec, "
+ "phy=0x%02x, chnl=%d\n",
+ title, fc, header->addr1[5],
+ header->addr3[5], rssi,
+ tsf_low - priv->scan_start_tsf,
+ phy_flags, channel);
+ }
+ }
+ if (print_dump)
+ iwl3945_print_hex_dump(IWL_DL_RX, data, length);
+}
+#else
+static inline void iwl3945_dbg_report_frame(struct iwl3945_priv *priv,
+ struct iwl3945_rx_packet *pkt,
+ struct ieee80211_hdr *header, int group100)
+{
+}
+#endif
+
+
static void iwl3945_add_radiotap(struct iwl3945_priv *priv,
struct sk_buff *skb,
struct iwl3945_rx_frame_hdr *rx_hdr,
@@ -376,24 +536,28 @@ static void iwl3945_handle_data_packet(struct iwl3945_priv *priv, int is_data,
static void iwl3945_rx_reply_rx(struct iwl3945_priv *priv,
struct iwl3945_rx_mem_buffer *rxb)
{
+ struct ieee80211_hdr *header;
+ struct ieee80211_rx_status rx_status;
struct iwl3945_rx_packet *pkt = (void *)rxb->skb->data;
struct iwl3945_rx_frame_stats *rx_stats = IWL_RX_STATS(pkt);
struct iwl3945_rx_frame_hdr *rx_hdr = IWL_RX_HDR(pkt);
struct iwl3945_rx_frame_end *rx_end = IWL_RX_END(pkt);
- struct ieee80211_hdr *header;
+ int snr;
u16 rx_stats_sig_avg = le16_to_cpu(rx_stats->sig_avg);
u16 rx_stats_noise_diff = le16_to_cpu(rx_stats->noise_diff);
- struct ieee80211_rx_status stats = {
- .mactime = le64_to_cpu(rx_end->timestamp),
- .freq = ieee80211chan2mhz(le16_to_cpu(rx_hdr->channel)),
- .band = (rx_hdr->phy_flags & RX_RES_PHY_FLAGS_BAND_24_MSK) ?
- IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ,
- .antenna = 0,
- .rate_idx = iwl3945_rate_index_from_plcp(rx_hdr->rate),
- .flag = 0,
- };
u8 network_packet;
- int snr;
+
+ rx_status.antenna = 0;
+ rx_status.flag = 0;
+ rx_status.mactime = le64_to_cpu(rx_end->timestamp);
+ rx_status.freq = ieee80211chan2mhz(le16_to_cpu(rx_hdr->channel));
+ rx_status.band = (rx_hdr->phy_flags & RX_RES_PHY_FLAGS_BAND_24_MSK) ?
+ IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ;
+
+ rx_status.rate_idx = iwl3945_hwrate_to_plcp_idx(rx_hdr->rate);
+
+ if (rx_status.band == IEEE80211_BAND_5GHZ)
+ rx_status.rate_idx -= IWL_FIRST_OFDM_RATE;
if ((unlikely(rx_stats->phy_count > 20))) {
IWL_DEBUG_DROP
@@ -409,12 +573,12 @@ static void iwl3945_rx_reply_rx(struct iwl3945_priv *priv,
}
if (priv->iw_mode == IEEE80211_IF_TYPE_MNTR) {
- iwl3945_handle_data_packet(priv, 1, rxb, &stats);
+ iwl3945_handle_data_packet(priv, 1, rxb, &rx_status);
return;
}
/* Convert 3945's rssi indicator to dBm */
- stats.ssi = rx_stats->rssi - IWL_RSSI_OFFSET;
+ rx_status.ssi = rx_stats->rssi - IWL_RSSI_OFFSET;
/* Set default noise value to -127 */
if (priv->last_rx_noise == 0)
@@ -430,50 +594,47 @@ static void iwl3945_rx_reply_rx(struct iwl3945_priv *priv,
* signal-to-noise ratio (SNR) is (sig_avg / noise_diff).
* Convert linear SNR to dB SNR, then subtract that from rssi dBm
* to obtain noise level in dBm.
- * Calculate stats.signal (quality indicator in %) based on SNR. */
+ * Calculate rx_status.signal (quality indicator in %) based on SNR. */
if (rx_stats_noise_diff) {
snr = rx_stats_sig_avg / rx_stats_noise_diff;
- stats.noise = stats.ssi - iwl3945_calc_db_from_ratio(snr);
- stats.signal = iwl3945_calc_sig_qual(stats.ssi, stats.noise);
+ rx_status.noise = rx_status.ssi -
+ iwl3945_calc_db_from_ratio(snr);
+ rx_status.signal = iwl3945_calc_sig_qual(rx_status.ssi,
+ rx_status.noise);
/* If noise info not available, calculate signal quality indicator (%)
* using just the dBm signal level. */
} else {
- stats.noise = priv->last_rx_noise;
- stats.signal = iwl3945_calc_sig_qual(stats.ssi, 0);
+ rx_status.noise = priv->last_rx_noise;
+ rx_status.signal = iwl3945_calc_sig_qual(rx_status.ssi, 0);
}
IWL_DEBUG_STATS("Rssi %d noise %d qual %d sig_avg %d noise_diff %d\n",
- stats.ssi, stats.noise, stats.signal,
+ rx_status.ssi, rx_status.noise, rx_status.signal,
rx_stats_sig_avg, rx_stats_noise_diff);
- /* can be covered by iwl3945_report_frame() in most cases */
-/* IWL_DEBUG_RX("RX status: 0x%08X\n", rx_end->status); */
-
header = (struct ieee80211_hdr *)IWL_RX_DATA(pkt);
network_packet = iwl3945_is_network_packet(priv, header);
-#ifdef CONFIG_IWL3945_DEBUG
- if (iwl3945_debug_level & IWL_DL_STATS && net_ratelimit())
- IWL_DEBUG_STATS
- ("[%c] %d RSSI: %d Signal: %u, Noise: %u, Rate: %u\n",
- network_packet ? '*' : ' ',
- le16_to_cpu(rx_hdr->channel),
- stats.ssi, stats.ssi,
- stats.ssi, stats.rate_idx);
+ IWL_DEBUG_STATS_LIMIT("[%c] %d RSSI:%d Signal:%u, Noise:%u, Rate:%u\n",
+ network_packet ? '*' : ' ',
+ le16_to_cpu(rx_hdr->channel),
+ rx_status.ssi, rx_status.ssi,
+ rx_status.ssi, rx_status.rate_idx);
+#ifdef CONFIG_IWL3945_DEBUG
if (iwl3945_debug_level & (IWL_DL_RX))
/* Set "1" to report good data frames in groups of 100 */
- iwl3945_report_frame(priv, pkt, header, 1);
+ iwl3945_dbg_report_frame(priv, pkt, header, 1);
#endif
if (network_packet) {
priv->last_beacon_time = le32_to_cpu(rx_end->beacon_timestamp);
priv->last_tsf = le64_to_cpu(rx_end->timestamp);
- priv->last_rx_rssi = stats.ssi;
- priv->last_rx_noise = stats.noise;
+ priv->last_rx_rssi = rx_status.ssi;
+ priv->last_rx_noise = rx_status.noise;
}
switch (le16_to_cpu(header->frame_control) & IEEE80211_FCTL_FTYPE) {
@@ -560,7 +721,7 @@ static void iwl3945_rx_reply_rx(struct iwl3945_priv *priv,
}
}
- iwl3945_handle_data_packet(priv, 0, rxb, &stats);
+ iwl3945_handle_data_packet(priv, 0, rxb, &rx_status);
break;
case IEEE80211_FTYPE_CTL:
@@ -577,7 +738,7 @@ static void iwl3945_rx_reply_rx(struct iwl3945_priv *priv,
print_mac(mac2, header->addr2),
print_mac(mac3, header->addr3));
else
- iwl3945_handle_data_packet(priv, 1, rxb, &stats);
+ iwl3945_handle_data_packet(priv, 1, rxb, &rx_status);
break;
}
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h
index d36ae0045c57..d281e42964d5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.h
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.h
@@ -558,16 +558,6 @@ extern int iwl3945_is_network_packet(struct iwl3945_priv *priv,
struct ieee80211_hdr *header);
extern int iwl3945_power_init_handle(struct iwl3945_priv *priv);
extern int iwl3945_eeprom_init(struct iwl3945_priv *priv);
-#ifdef CONFIG_IWL3945_DEBUG
-extern void iwl3945_report_frame(struct iwl3945_priv *priv,
- struct iwl3945_rx_packet *pkt,
- struct ieee80211_hdr *header, int group100);
-#else
-static inline void iwl3945_report_frame(struct iwl3945_priv *priv,
- struct iwl3945_rx_packet *pkt,
- struct ieee80211_hdr *header,
- int group100) {}
-#endif
extern void iwl3945_handle_data_packet_monitor(struct iwl3945_priv *priv,
struct iwl3945_rx_mem_buffer *rxb,
void *data, short len,
@@ -949,16 +939,6 @@ static inline int is_channel_ibss(const struct iwl3945_channel_info *ch)
return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0;
}
-static inline int iwl3945_rate_index_from_plcp(int plcp)
-{
- int i;
-
- for (i = 0; i < IWL_RATE_COUNT; i++)
- if (iwl3945_rates[i].plcp == plcp)
- return i;
- return -1;
-}
-
extern const struct iwl3945_channel_info *iwl3945_get_channel_info(
const struct iwl3945_priv *priv, enum ieee80211_band band, u16 channel);
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-debug.h b/drivers/net/wireless/iwlwifi/iwl-4965-debug.h
index 36696bbf170c..baf07c715cf8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965-debug.h
+++ b/drivers/net/wireless/iwlwifi/iwl-4965-debug.h
@@ -40,15 +40,30 @@ do { if (iwl4965_debug_level & (level)) \
do { if ((iwl4965_debug_level & (level)) && net_ratelimit()) \
printk(KERN_ERR DRV_NAME": %c %s " fmt, \
in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0)
+
+static inline void iwl4965_print_hex_dump(int level, void *p, u32 len)
+{
+ if (!(iwl4965_debug_level & level))
+ return;
+
+ print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1,
+ p, len, 1);
+}
#else
+
static inline void IWL_DEBUG(int level, const char *fmt, ...)
{
}
static inline void IWL_DEBUG_LIMIT(int level, const char *fmt, ...)
{
}
+static inline void iwl4965_print_hex_dump(int level, void *p, u32 len)
+{
+}
#endif /* CONFIG_IWL4965_DEBUG */
+
+
/*
* To use the debug system;
*
@@ -143,6 +158,7 @@ static inline void IWL_DEBUG_LIMIT(int level, const char *fmt, ...)
IWL_DEBUG_LIMIT(IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
#define IWL_DEBUG_HT(f, a...) IWL_DEBUG(IWL_DL_HT, f, ## a)
#define IWL_DEBUG_STATS(f, a...) IWL_DEBUG(IWL_DL_STATS, f, ## a)
+#define IWL_DEBUG_STATS_LIMIT(f, a...) IWL_DEBUG_LIMIT(IWL_DL_STATS, f, ## a)
#define IWL_DEBUG_TX_REPLY(f, a...) IWL_DEBUG(IWL_DL_TX_REPLY, f, ## a)
#define IWL_DEBUG_QOS(f, a...) IWL_DEBUG(IWL_DL_QOS, f, ## a)
#define IWL_DEBUG_RADIO(f, a...) IWL_DEBUG(IWL_DL_RADIO, f, ## a)
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
index 46d85fd07faa..cf7b569a2229 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c
@@ -570,7 +570,7 @@ static int rs_get_tbl_info_from_mcs(const struct iwl4965_rate *mcs_rate,
int index;
u32 ant_msk;
- index = iwl4965_rate_index_from_plcp(mcs_rate->rate_n_flags);
+ index = iwl4965_hwrate_to_plcp_idx(mcs_rate->rate_n_flags);
if (index == IWL_RATE_INVALID) {
*rate_idx = -1;
@@ -1921,7 +1921,7 @@ static void rs_rate_scale_perform(struct iwl4965_priv *priv,
tbl = &(lq_sta->lq_info[active_tbl]);
/* Revert to "active" rate and throughput info */
- index = iwl4965_rate_index_from_plcp(
+ index = iwl4965_hwrate_to_plcp_idx(
tbl->current_rate.rate_n_flags);
current_tpt = lq_sta->last_tpt;
@@ -2077,7 +2077,7 @@ static void rs_rate_scale_perform(struct iwl4965_priv *priv,
rs_rate_scale_clear_window(&(tbl->win[i]));
/* Use new "search" start rate */
- index = iwl4965_rate_index_from_plcp(
+ index = iwl4965_hwrate_to_plcp_idx(
tbl->current_rate.rate_n_flags);
IWL_DEBUG_HT("Switch current mcs: %X index: %d\n",
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.h b/drivers/net/wireless/iwlwifi/iwl-4965-rs.h
index 13b6c72eeb73..911f21396fd0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.h
+++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.h
@@ -259,7 +259,7 @@ static inline u8 iwl4965_get_prev_ieee_rate(u8 rate_index)
return rate;
}
-extern int iwl4965_rate_index_from_plcp(int plcp);
+extern int iwl4965_hwrate_to_plcp_idx(u32 rate_n_flags);
/**
* iwl4965_fill_rs_info - Fill an output text buffer with the rate representation
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index a9c30bcb65b8..8b9c419e094e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -122,6 +122,35 @@ static u8 is_single_stream(struct iwl4965_priv *priv)
return 0;
}
+int iwl4965_hwrate_to_plcp_idx(u32 rate_n_flags)
+{
+ int idx = 0;
+
+ /* 4965 HT rate format */
+ if (rate_n_flags & RATE_MCS_HT_MSK) {
+ idx = (rate_n_flags & 0xff);
+
+ if (idx >= IWL_RATE_MIMO_6M_PLCP)
+ idx = idx - IWL_RATE_MIMO_6M_PLCP;
+
+ idx += IWL_FIRST_OFDM_RATE;
+ /* skip 9M not supported in ht*/
+ if (idx >= IWL_RATE_9M_INDEX)
+ idx += 1;
+ if ((idx >= IWL_FIRST_OFDM_RATE) && (idx <= IWL_LAST_OFDM_RATE))
+ return idx;
+
+ /* 4965 legacy rate format, search for match in table */
+ } else {
+ for (idx = 0; idx < ARRAY_SIZE(iwl4965_rates); idx++)
+ if (iwl4965_rates[idx].plcp == (rate_n_flags & 0xFF))
+ return idx;
+ }
+
+ return -1;
+}
+
+
/*
* Determine how many receiver/antenna chains to use.
* More provides better reception via diversity. Fewer saves power.
@@ -3523,6 +3552,160 @@ static void iwl4965_update_ps_mode(struct iwl4965_priv *priv, u16 ps_bit, u8 *ad
}
}
}
+#ifdef CONFIG_IWL4965_DEBUG
+
+/**
+ * iwl4965_dbg_report_frame - dump frame to syslog during debug sessions
+ *
+ * You may hack this function to show different aspects of received frames,
+ * including selective frame dumps.
+ * group100 parameter selects whether to show 1 out of 100 good frames.
+ *
+ * TODO: This was originally written for 3945, need to audit for
+ * proper operation with 4965.
+ */
+static void iwl4965_dbg_report_frame(struct iwl4965_priv *priv,
+ struct iwl4965_rx_packet *pkt,
+ struct ieee80211_hdr *header, int group100)
+{
+ u32 to_us;
+ u32 print_summary = 0;
+ u32 print_dump = 0; /* set to 1 to dump all frames' contents */
+ u32 hundred = 0;
+ u32 dataframe = 0;
+ u16 fc;
+ u16 seq_ctl;
+ u16 channel;
+ u16 phy_flags;
+ int rate_sym;
+ u16 length;
+ u16 status;
+ u16 bcn_tmr;
+ u32 tsf_low;
+ u64 tsf;
+ u8 rssi;
+ u8 agc;
+ u16 sig_avg;
+ u16 noise_diff;
+ struct iwl4965_rx_frame_stats *rx_stats = IWL_RX_STATS(pkt);
+ struct iwl4965_rx_frame_hdr *rx_hdr = IWL_RX_HDR(pkt);
+ struct iwl4965_rx_frame_end *rx_end = IWL_RX_END(pkt);
+ u8 *data = IWL_RX_DATA(pkt);
+
+ if (likely(!(iwl4965_debug_level & IWL_DL_RX)))
+ return;
+
+ /* MAC header */
+ fc = le16_to_cpu(header->frame_control);
+ seq_ctl = le16_to_cpu(header->seq_ctrl);
+
+ /* metadata */
+ channel = le16_to_cpu(rx_hdr->channel);
+ phy_flags = le16_to_cpu(rx_hdr->phy_flags);
+ rate_sym = rx_hdr->rate;
+ length = le16_to_cpu(rx_hdr->len);
+
+ /* end-of-frame status and timestamp */
+ status = le32_to_cpu(rx_end->status);
+ bcn_tmr = le32_to_cpu(rx_end->beacon_timestamp);
+ tsf_low = le64_to_cpu(rx_end->timestamp) & 0x0ffffffff;
+ tsf = le64_to_cpu(rx_end->timestamp);
+
+ /* signal statistics */
+ rssi = rx_stats->rssi;
+ agc = rx_stats->agc;
+ sig_avg = le16_to_cpu(rx_stats->sig_avg);
+ noise_diff = le16_to_cpu(rx_stats->noise_diff);
+
+ to_us = !compare_ether_addr(header->addr1, priv->mac_addr);
+
+ /* if data frame is to us and all is good,
+ * (optionally) print summary for only 1 out of every 100 */
+ if (to_us && (fc & ~IEEE80211_FCTL_PROTECTED) ==
+ (IEEE80211_FCTL_FROMDS | IEEE80211_FTYPE_DATA)) {
+ dataframe = 1;
+ if (!group100)
+ print_summary = 1; /* print each frame */
+ else if (priv->framecnt_to_us < 100) {
+ priv->framecnt_to_us++;
+ print_summary = 0;
+ } else {
+ priv->framecnt_to_us = 0;
+ print_summary = 1;
+ hundred = 1;
+ }
+ } else {
+ /* print summary for all other frames */
+ print_summary = 1;
+ }
+
+ if (print_summary) {
+ char *title;
+ int rate_idx;
+ u32 bitrate;
+
+ if (hundred)
+ title = "100Frames";
+ else if (fc & IEEE80211_FCTL_RETRY)
+ title = "Retry";
+ else if (ieee80211_is_assoc_response(fc))
+ title = "AscRsp";
+ else if (ieee80211_is_reassoc_response(fc))
+ title = "RasRsp";
+ else if (ieee80211_is_probe_response(fc)) {
+ title = "PrbRsp";
+ print_dump = 1; /* dump frame contents */
+ } else if (ieee80211_is_beacon(fc)) {
+ title = "Beacon";
+ print_dump = 1; /* dump frame contents */
+ } else if (ieee80211_is_atim(fc))
+ title = "ATIM";
+ else if (ieee80211_is_auth(fc))
+ title = "Auth";
+ else if (ieee80211_is_deauth(fc))
+ title = "DeAuth";
+ else if (ieee80211_is_disassoc(fc))
+ title = "DisAssoc";
+ else
+ title = "Frame";
+
+ rate_idx = iwl4965_hwrate_to_plcp_idx(rate_sym);
+ if (unlikely(rate_idx == -1))
+ bitrate = 0;
+ else
+ bitrate = iwl4965_rates[rate_idx].ieee / 2;
+
+ /* print frame summary.
+ * MAC addresses show just the last byte (for brevity),
+ * but you can hack it to show more, if you'd like to. */
+ if (dataframe)
+ IWL_DEBUG_RX("%s: mhd=0x%04x, dst=0x%02x, "
+ "len=%u, rssi=%d, chnl=%d, rate=%u, \n",
+ title, fc, header->addr1[5],
+ length, rssi, channel, bitrate);
+ else {
+ /* src/dst addresses assume managed mode */
+ IWL_DEBUG_RX("%s: 0x%04x, dst=0x%02x, "
+ "src=0x%02x, rssi=%u, tim=%lu usec, "
+ "phy=0x%02x, chnl=%d\n",
+ title, fc, header->addr1[5],
+ header->addr3[5], rssi,
+ tsf_low - priv->scan_start_tsf,
+ phy_flags, channel);
+ }
+ }
+ if (print_dump)
+ iwl4965_print_hex_dump(IWL_DL_RX, data, length);
+}
+#else
+static inline void iwl4965_dbg_report_frame(struct iwl4965_priv *priv,
+ struct iwl4965_rx_packet *pkt,
+ struct ieee80211_hdr *header,
+ int group100)
+{
+}
+#endif
+
#define IWL_DELAY_NEXT_SCAN_AFTER_ASSOC (HZ*6)
@@ -3531,6 +3714,8 @@ static void iwl4965_update_ps_mode(struct iwl4965_priv *priv, u16 ps_bit, u8 *ad
static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
struct iwl4965_rx_mem_buffer *rxb)
{
+ struct ieee80211_hdr *header;
+ struct ieee80211_rx_status rx_status;
struct iwl4965_rx_packet *pkt = (void *)rxb->skb->data;
/* Use phy data (Rx signal strength, etc.) contained within
* this rx packet for legacy frames,
@@ -3541,27 +3726,29 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
(struct iwl4965_rx_phy_res *)&priv->last_phy_res[1];
__le32 *rx_end;
unsigned int len = 0;
- struct ieee80211_hdr *header;
u16 fc;
- struct ieee80211_rx_status stats = {
- .mactime = le64_to_cpu(rx_start->timestamp),
- .freq = ieee80211chan2mhz(le16_to_cpu(rx_start->channel)),
- .band =
- (rx_start->phy_flags & RX_RES_PHY_FLAGS_BAND_24_MSK) ?
- IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ,
- .antenna = 0,
- .rate_idx = iwl4965_rate_index_from_plcp(
- le32_to_cpu(rx_start->rate_n_flags)),
- .flag = 0,
- };
u8 network_packet;
+ rx_status.mactime = le64_to_cpu(rx_start->timestamp);
+ rx_status.freq = ieee80211chan2mhz(le16_to_cpu(rx_start->channel));
+ rx_status.band = (rx_start->phy_flags & RX_RES_PHY_FLAGS_BAND_24_MSK) ?
+ IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ;
+ rx_status.rate_idx = iwl4965_hwrate_to_plcp_idx(
+ le32_to_cpu(rx_start->rate_n_flags));
+
+ if (rx_status.band == IEEE80211_BAND_5GHZ)
+ rx_status.rate_idx -= IWL_FIRST_OFDM_RATE;
+
+ rx_status.antenna = 0;
+ rx_status.flag = 0;
+
if ((unlikely(rx_start->cfg_phy_cnt > 20))) {
IWL_DEBUG_DROP
("dsp size out of range [0,20]: "
"%d/n", rx_start->cfg_phy_cnt);
return;
}
+
if (!include_phy) {
if (priv->last_phy_res[0])
rx_start = (struct iwl4965_rx_phy_res *)
@@ -3580,7 +3767,7 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
+ rx_start->cfg_phy_cnt);
len = le16_to_cpu(rx_start->byte_count);
- rx_end = (__le32 *) (pkt->u.raw + rx_start->cfg_phy_cnt +
+ rx_end = (__le32 *)(pkt->u.raw + rx_start->cfg_phy_cnt +
sizeof(struct iwl4965_rx_phy_res) + len);
} else {
struct iwl4965_rx_mpdu_res_start *amsdu =
@@ -3603,7 +3790,7 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
priv->ucode_beacon_time = le32_to_cpu(rx_start->beacon_time_stamp);
/* Find max signal strength (dBm) among 3 antenna/receiver chains */
- stats.ssi = iwl4965_calc_rssi(rx_start);
+ rx_status.ssi = iwl4965_calc_rssi(rx_start);
/* Meaningful noise values are available only from beacon statistics,
* which are gathered only when associated, and indicate noise
@@ -3611,32 +3798,29 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
* Ignore these noise values while scanning (other channels) */
if (iwl4965_is_associated(priv) &&
!test_bit(STATUS_SCANNING, &priv->status)) {
- stats.noise = priv->last_rx_noise;
- stats.signal = iwl4965_calc_sig_qual(stats.ssi, stats.noise);
+ rx_status.noise = priv->last_rx_noise;
+ rx_status.signal = iwl4965_calc_sig_qual(rx_status.ssi,
+ rx_status.noise);
} else {
- stats.noise = IWL_NOISE_MEAS_NOT_AVAILABLE;
- stats.signal = iwl4965_calc_sig_qual(stats.ssi, 0);
+ rx_status.noise = IWL_NOISE_MEAS_NOT_AVAILABLE;
+ rx_status.signal = iwl4965_calc_sig_qual(rx_status.ssi, 0);
}
/* Reset beacon noise level if not associated. */
if (!iwl4965_is_associated(priv))
priv->last_rx_noise = IWL_NOISE_MEAS_NOT_AVAILABLE;
-#ifdef CONFIG_IWL4965_DEBUG
- /* TODO: Parts of iwl4965_report_frame are broken for 4965 */
- if (iwl4965_debug_level & (IWL_DL_RX))
- /* Set "1" to report good data frames in groups of 100 */
- iwl4965_report_frame(priv, pkt, header, 1);
-
- if (iwl4965_debug_level & (IWL_DL_RX | IWL_DL_STATS))
- IWL_DEBUG_RX("Rssi %d, noise %d, qual %d, TSF %lu\n",
- stats.ssi, stats.noise, stats.signal,
- (long unsigned int)le64_to_cpu(rx_start->timestamp));
-#endif
+ /* Set "1" to report good data frames in groups of 100 */
+ /* FIXME: need to optimze the call: */
+ iwl4965_dbg_report_frame(priv, pkt, header, 1);
+
+ IWL_DEBUG_STATS_LIMIT("Rssi %d, noise %d, qual %d, TSF %llu\n",
+ rx_status.ssi, rx_status.noise, rx_status.signal,
+ rx_status.mactime);
network_packet = iwl4965_is_network_packet(priv, header);
if (network_packet) {
- priv->last_rx_rssi = stats.ssi;
+ priv->last_rx_rssi = rx_status.ssi;
priv->last_beacon_time = priv->ucode_beacon_time;
priv->last_tsf = le64_to_cpu(rx_start->timestamp);
}
@@ -3739,7 +3923,7 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
return;
}
}
- iwl4965_handle_data_packet(priv, 0, include_phy, rxb, &stats);
+ iwl4965_handle_data_packet(priv, 0, include_phy, rxb, &rx_status);
break;
case IEEE80211_FTYPE_CTL:
@@ -3748,7 +3932,7 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
case IEEE80211_STYPE_BACK_REQ:
IWL_DEBUG_HT("IEEE80211_STYPE_BACK_REQ arrived\n");
iwl4965_handle_data_packet(priv, 0, include_phy,
- rxb, &stats);
+ rxb, &rx_status);
break;
default:
break;
@@ -3778,7 +3962,7 @@ static void iwl4965_rx_reply_rx(struct iwl4965_priv *priv,
print_mac(mac3, header->addr3));
else
iwl4965_handle_data_packet(priv, 1, include_phy, rxb,
- &stats);
+ &rx_status);
break;
}
default:
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.h b/drivers/net/wireless/iwlwifi/iwl-4965.h
index cc0745bfd1fb..4b3def31a9c1 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.h
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.h
@@ -633,16 +633,6 @@ extern int iwl4965_is_network_packet(struct iwl4965_priv *priv,
struct ieee80211_hdr *header);
extern int iwl4965_power_init_handle(struct iwl4965_priv *priv);
extern int iwl4965_eeprom_init(struct iwl4965_priv *priv);
-#ifdef CONFIG_IWL4965_DEBUG
-extern void iwl4965_report_frame(struct iwl4965_priv *priv,
- struct iwl4965_rx_packet *pkt,
- struct ieee80211_hdr *header, int group100);
-#else
-static inline void iwl4965_report_frame(struct iwl4965_priv *priv,
- struct iwl4965_rx_packet *pkt,
- struct ieee80211_hdr *header,
- int group100) {}
-#endif
extern void iwl4965_handle_data_packet_monitor(struct iwl4965_priv *priv,
struct iwl4965_rx_mem_buffer *rxb,
void *data, short len,
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 0cafbd42d84c..7a72048b0f42 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -162,17 +162,6 @@ static const char *iwl3945_escape_essid(const char *essid, u8 essid_len)
return escaped;
}
-static void iwl3945_print_hex_dump(int level, void *p, u32 len)
-{
-#ifdef CONFIG_IWL3945_DEBUG
- if (!(iwl3945_debug_level & level))
- return;
-
- print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1,
- p, len, 1);
-#endif
-}
-
/*************** DMA-QUEUE-GENERAL-FUNCTIONS *****
* DMA services
*
@@ -1630,151 +1619,6 @@ int iwl3945_eeprom_init(struct iwl3945_priv *priv)
return 0;
}
-/******************************************************************************
- *
- * Misc. internal state and helper functions
- *
- ******************************************************************************/
-#ifdef CONFIG_IWL3945_DEBUG
-
-/**
- * iwl3945_report_frame - dump frame to syslog during debug sessions
- *
- * You may hack this function to show different aspects of received frames,
- * including selective frame dumps.
- * group100 parameter selects whether to show 1 out of 100 good frames.
- */
-void iwl3945_report_frame(struct iwl3945_priv *priv,
- struct iwl3945_rx_packet *pkt,
- struct ieee80211_hdr *header, int group100)
-{
- u32 to_us;
- u32 print_summary = 0;
- u32 print_dump = 0; /* set to 1 to dump all frames' contents */
- u32 hundred = 0;
- u32 dataframe = 0;
- u16 fc;
- u16 seq_ctl;
- u16 channel;
- u16 phy_flags;
- int rate_sym;
- u16 length;
- u16 status;
- u16 bcn_tmr;
- u32 tsf_low;
- u64 tsf;
- u8 rssi;
- u8 agc;
- u16 sig_avg;
- u16 noise_diff;
- struct iwl3945_rx_frame_stats *rx_stats = IWL_RX_STATS(pkt);
- struct iwl3945_rx_frame_hdr *rx_hdr = IWL_RX_HDR(pkt);
- struct iwl3945_rx_frame_end *rx_end = IWL_RX_END(pkt);
- u8 *data = IWL_RX_DATA(pkt);
-
- /* MAC header */
- fc = le16_to_cpu(header->frame_control);
- seq_ctl = le16_to_cpu(header->seq_ctrl);
-
- /* metadata */
- channel = le16_to_cpu(rx_hdr->channel);
- phy_flags = le16_to_cpu(rx_hdr->phy_flags);
- rate_sym = rx_hdr->rate;
- length = le16_to_cpu(rx_hdr->len);
-
- /* end-of-frame status and timestamp */
- status = le32_to_cpu(rx_end->status);
- bcn_tmr = le32_to_cpu(rx_end->beacon_timestamp);
- tsf_low = le64_to_cpu(rx_end->timestamp) & 0x0ffffffff;
- tsf = le64_to_cpu(rx_end->timestamp);
-
- /* signal statistics */
- rssi = rx_stats->rssi;
- agc = rx_stats->agc;
- sig_avg = le16_to_cpu(rx_stats->sig_avg);
- noise_diff = le16_to_cpu(rx_stats->noise_diff);
-
- to_us = !compare_ether_addr(header->addr1, priv->mac_addr);
-
- /* if data frame is to us and all is good,
- * (optionally) print summary for only 1 out of every 100 */
- if (to_us && (fc & ~IEEE80211_FCTL_PROTECTED) ==
- (IEEE80211_FCTL_FROMDS | IEEE80211_FTYPE_DATA)) {
- dataframe = 1;
- if (!group100)
- print_summary = 1; /* print each frame */
- else if (priv->framecnt_to_us < 100) {
- priv->framecnt_to_us++;
- print_summary = 0;
- } else {
- priv->framecnt_to_us = 0;
- print_summary = 1;
- hundred = 1;
- }
- } else {
- /* print summary for all other frames */
- print_summary = 1;
- }
-
- if (print_summary) {
- char *title;
- u32 rate;
-
- if (hundred)
- title = "100Frames";
- else if (fc & IEEE80211_FCTL_RETRY)
- title = "Retry";
- else if (ieee80211_is_assoc_response(fc))
- title = "AscRsp";
- else if (ieee80211_is_reassoc_response(fc))
- title = "RasRsp";
- else if (ieee80211_is_probe_response(fc)) {
- title = "PrbRsp";
- print_dump = 1; /* dump frame contents */
- } else if (ieee80211_is_beacon(fc)) {
- title = "Beacon";
- print_dump = 1; /* dump frame contents */
- } else if (ieee80211_is_atim(fc))
- title = "ATIM";
- else if (ieee80211_is_auth(fc))
- title = "Auth";
- else if (ieee80211_is_deauth(fc))
- title = "DeAuth";
- else if (ieee80211_is_disassoc(fc))
- title = "DisAssoc";
- else
- title = "Frame";
-
- rate = iwl3945_rate_index_from_plcp(rate_sym);
- if (rate == -1)
- rate = 0;
- else
- rate = iwl3945_rates[rate].ieee / 2;
-
- /* print frame summary.
- * MAC addresses show just the last byte (for brevity),
- * but you can hack it to show more, if you'd like to. */
- if (dataframe)
- IWL_DEBUG_RX("%s: mhd=0x%04x, dst=0x%02x, "
- "len=%u, rssi=%d, chnl=%d, rate=%u, \n",
- title, fc, header->addr1[5],
- length, rssi, channel, rate);
- else {
- /* src/dst addresses assume managed mode */
- IWL_DEBUG_RX("%s: 0x%04x, dst=0x%02x, "
- "src=0x%02x, rssi=%u, tim=%lu usec, "
- "phy=0x%02x, chnl=%d\n",
- title, fc, header->addr1[5],
- header->addr3[5], rssi,
- tsf_low - priv->scan_start_tsf,
- phy_flags, channel);
- }
- }
- if (print_dump)
- iwl3945_print_hex_dump(IWL_DL_RX, data, length);
-}
-#endif
-
static void iwl3945_unset_hw_setting(struct iwl3945_priv *priv)
{
if (priv->hw_setting.shared_virt)
@@ -7895,31 +7739,6 @@ static DEVICE_ATTR(measurement, S_IRUSR | S_IWUSR,
show_measurement, store_measurement);
#endif /* CONFIG_IWL3945_SPECTRUM_MEASUREMENT */
-static ssize_t show_rate(struct device *d,
- struct device_attribute *attr, char *buf)
-{
- struct iwl3945_priv *priv = dev_get_drvdata(d);
- unsigned long flags;
- int i;
-
- spin_lock_irqsave(&priv->sta_lock, flags);
- if (priv->iw_mode == IEEE80211_IF_TYPE_STA)
- i = priv->stations[IWL_AP_ID].current_rate.s.rate;
- else
- i = priv->stations[IWL_STA_ID].current_rate.s.rate;
- spin_unlock_irqrestore(&priv->sta_lock, flags);
-
- i = iwl3945_rate_index_from_plcp(i);
- if (i == -1)
- return sprintf(buf, "0\n");
-
- return sprintf(buf, "%d%s\n",
- (iwl3945_rates[i].ieee >> 1),
- (iwl3945_rates[i].ieee & 0x1) ? ".5" : "");
-}
-
-static DEVICE_ATTR(rate, S_IRUSR, show_rate, NULL);
-
static ssize_t store_retry_rate(struct device *d,
struct device_attribute *attr,
const char *buf, size_t count)
@@ -8210,7 +8029,6 @@ static struct attribute *iwl3945_sysfs_entries[] = {
&dev_attr_measurement.attr,
#endif
&dev_attr_power_level.attr,
- &dev_attr_rate.attr,
&dev_attr_retry_rate.attr,
&dev_attr_rf_kill.attr,
&dev_attr_rs_window.attr,
diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index 46a43ff51526..2ed69376c96e 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -161,17 +161,6 @@ static const char *iwl4965_escape_essid(const char *essid, u8 essid_len)
return escaped;
}
-static void iwl4965_print_hex_dump(int level, void *p, u32 len)
-{
-#ifdef CONFIG_IWL4965_DEBUG
- if (!(iwl4965_debug_level & level))
- return;
-
- print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1,
- p, len, 1);
-#endif
-}
-
/*************** DMA-QUEUE-GENERAL-FUNCTIONS *****
* DMA services
*
@@ -1551,34 +1540,6 @@ unsigned int iwl4965_fill_beacon_frame(struct iwl4965_priv *priv,
return priv->ibss_beacon->len;
}
-int iwl4965_rate_index_from_plcp(int plcp)
-{
- int i = 0;
-
- /* 4965 HT rate format */
- if (plcp & RATE_MCS_HT_MSK) {
- i = (plcp & 0xff);
-
- if (i >= IWL_RATE_MIMO_6M_PLCP)
- i = i - IWL_RATE_MIMO_6M_PLCP;
-
- i += IWL_FIRST_OFDM_RATE;
- /* skip 9M not supported in ht*/
- if (i >= IWL_RATE_9M_INDEX)
- i += 1;
- if ((i >= IWL_FIRST_OFDM_RATE) &&
- (i <= IWL_LAST_OFDM_RATE))
- return i;
-
- /* 4965 legacy rate format, search for match in table */
- } else {
- for (i = 0; i < ARRAY_SIZE(iwl4965_rates); i++)
- if (iwl4965_rates[i].plcp == (plcp &0xFF))
- return i;
- }
- return -1;
-}
-
static u8 iwl4965_rate_get_lowest_plcp(int rate_mask)
{
u8 i;
@@ -1712,148 +1673,6 @@ done:
* Misc. internal state and helper functions
*
******************************************************************************/
-#ifdef CONFIG_IWL4965_DEBUG
-
-/**
- * iwl4965_report_frame - dump frame to syslog during debug sessions
- *
- * You may hack this function to show different aspects of received frames,
- * including selective frame dumps.
- * group100 parameter selects whether to show 1 out of 100 good frames.
- *
- * TODO: This was originally written for 3945, need to audit for
- * proper operation with 4965.
- */
-void iwl4965_report_frame(struct iwl4965_priv *priv,
- struct iwl4965_rx_packet *pkt,
- struct ieee80211_hdr *header, int group100)
-{
- u32 to_us;
- u32 print_summary = 0;
- u32 print_dump = 0; /* set to 1 to dump all frames' contents */
- u32 hundred = 0;
- u32 dataframe = 0;
- u16 fc;
- u16 seq_ctl;
- u16 channel;
- u16 phy_flags;
- int rate_sym;
- u16 length;
- u16 status;
- u16 bcn_tmr;
- u32 tsf_low;
- u64 tsf;
- u8 rssi;
- u8 agc;
- u16 sig_avg;
- u16 noise_diff;
- struct iwl4965_rx_frame_stats *rx_stats = IWL_RX_STATS(pkt);
- struct iwl4965_rx_frame_hdr *rx_hdr = IWL_RX_HDR(pkt);
- struct iwl4965_rx_frame_end *rx_end = IWL_RX_END(pkt);
- u8 *data = IWL_RX_DATA(pkt);
-
- /* MAC header */
- fc = le16_to_cpu(header->frame_control);
- seq_ctl = le16_to_cpu(header->seq_ctrl);
-
- /* metadata */
- channel = le16_to_cpu(rx_hdr->channel);
- phy_flags = le16_to_cpu(rx_hdr->phy_flags);
- rate_sym = rx_hdr->rate;
- length = le16_to_cpu(rx_hdr->len);
-
- /* end-of-frame status and timestamp */
- status = le32_to_cpu(rx_end->status);
- bcn_tmr = le32_to_cpu(rx_end->beacon_timestamp);
- tsf_low = le64_to_cpu(rx_end->timestamp) & 0x0ffffffff;
- tsf = le64_to_cpu(rx_end->timestamp);
-
- /* signal statistics */
- rssi = rx_stats->rssi;
- agc = rx_stats->agc;
- sig_avg = le16_to_cpu(rx_stats->sig_avg);
- noise_diff = le16_to_cpu(rx_stats->noise_diff);
-
- to_us = !compare_ether_addr(header->addr1, priv->mac_addr);
-
- /* if data frame is to us and all is good,
- * (optionally) print summary for only 1 out of every 100 */
- if (to_us && (fc & ~IEEE80211_FCTL_PROTECTED) ==
- (IEEE80211_FCTL_FROMDS | IEEE80211_FTYPE_DATA)) {
- dataframe = 1;
- if (!group100)
- print_summary = 1; /* print each frame */
- else if (priv->framecnt_to_us < 100) {
- priv->framecnt_to_us++;
- print_summary = 0;
- } else {
- priv->framecnt_to_us = 0;
- print_summary = 1;
- hundred = 1;
- }
- } else {
- /* print summary for all other frames */
- print_summary = 1;
- }
-
- if (print_summary) {
- char *title;
- u32 rate;
-
- if (hundred)
- title = "100Frames";
- else if (fc & IEEE80211_FCTL_RETRY)
- title = "Retry";
- else if (ieee80211_is_assoc_response(fc))
- title = "AscRsp";
- else if (ieee80211_is_reassoc_response(fc))
- title = "RasRsp";
- else if (ieee80211_is_probe_response(fc)) {
- title = "PrbRsp";
- print_dump = 1; /* dump frame contents */
- } else if (ieee80211_is_beacon(fc)) {
- title = "Beacon";
- print_dump = 1; /* dump frame contents */
- } else if (ieee80211_is_atim(fc))
- title = "ATIM";
- else if (ieee80211_is_auth(fc))
- title = "Auth";
- else if (ieee80211_is_deauth(fc))
- title = "DeAuth";
- else if (ieee80211_is_disassoc(fc))
- title = "DisAssoc";
- else
- title = "Frame";
-
- rate = iwl4965_rate_index_from_plcp(rate_sym);
- if (rate == -1)
- rate = 0;
- else
- rate = iwl4965_rates[rate].ieee / 2;
-
- /* print frame summary.
- * MAC addresses show just the last byte (for brevity),
- * but you can hack it to show more, if you'd like to. */
- if (dataframe)
- IWL_DEBUG_RX("%s: mhd=0x%04x, dst=0x%02x, "
- "len=%u, rssi=%d, chnl=%d, rate=%u, \n",
- title, fc, header->addr1[5],
- length, rssi, channel, rate);
- else {
- /* src/dst addresses assume managed mode */
- IWL_DEBUG_RX("%s: 0x%04x, dst=0x%02x, "
- "src=0x%02x, rssi=%u, tim=%lu usec, "
- "phy=0x%02x, chnl=%d\n",
- title, fc, header->addr1[5],
- header->addr3[5], rssi,
- tsf_low - priv->scan_start_tsf,
- phy_flags, channel);
- }
- }
- if (print_dump)
- iwl4965_print_hex_dump(IWL_DL_RX, data, length);
-}
-#endif
static void iwl4965_unset_hw_setting(struct iwl4965_priv *priv)
{
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