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path: root/drivers/net/wireless/ath/ath9k/debug.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.c564
1 files changed, 342 insertions, 222 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index c088744a6bf..83a2c59f680 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -104,37 +104,37 @@ static ssize_t read_file_ani(struct file *file, char __user *user_buf,
return -ENOMEM;
if (common->disable_ani) {
- len += snprintf(buf + len, size - len, "%s: %s\n",
- "ANI", "DISABLED");
+ len += scnprintf(buf + len, size - len, "%s: %s\n",
+ "ANI", "DISABLED");
goto exit;
}
- len += snprintf(buf + len, size - len, "%15s: %s\n",
- "ANI", "ENABLED");
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "ANI RESET", ah->stats.ast_ani_reset);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "SPUR UP", ah->stats.ast_ani_spurup);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "SPUR DOWN", ah->stats.ast_ani_spurup);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "MRC-CCK ON", ah->stats.ast_ani_ccklow);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "MRC-CCK OFF", ah->stats.ast_ani_cckhigh);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "FIR-STEP UP", ah->stats.ast_ani_stepup);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "FIR-STEP DOWN", ah->stats.ast_ani_stepdown);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs);
- len += snprintf(buf + len, size - len, "%15s: %u\n",
- "CCK ERRORS", ah->stats.ast_ani_cckerrs);
+ len += scnprintf(buf + len, size - len, "%15s: %s\n",
+ "ANI", "ENABLED");
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "ANI RESET", ah->stats.ast_ani_reset);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "SPUR UP", ah->stats.ast_ani_spurup);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "SPUR DOWN", ah->stats.ast_ani_spurup);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "MRC-CCK ON", ah->stats.ast_ani_ccklow);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "MRC-CCK OFF", ah->stats.ast_ani_cckhigh);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "FIR-STEP UP", ah->stats.ast_ani_stepup);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "FIR-STEP DOWN", ah->stats.ast_ani_stepdown);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs);
+ len += scnprintf(buf + len, size - len, "%15s: %u\n",
+ "CCK ERRORS", ah->stats.ast_ani_cckerrs);
exit:
if (len > size)
len = size;
@@ -280,70 +280,70 @@ static ssize_t read_file_antenna_diversity(struct file *file,
return -ENOMEM;
if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) {
- len += snprintf(buf + len, size - len, "%s\n",
- "Antenna Diversity Combining is disabled");
+ len += scnprintf(buf + len, size - len, "%s\n",
+ "Antenna Diversity Combining is disabled");
goto exit;
}
ath9k_ps_wakeup(sc);
ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf);
- len += snprintf(buf + len, size - len, "Current MAIN config : %s\n",
- lna_conf_str[div_ant_conf.main_lna_conf]);
- len += snprintf(buf + len, size - len, "Current ALT config : %s\n",
- lna_conf_str[div_ant_conf.alt_lna_conf]);
- len += snprintf(buf + len, size - len, "Average MAIN RSSI : %d\n",
- as_main->rssi_avg);
- len += snprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n",
- as_alt->rssi_avg);
+ len += scnprintf(buf + len, size - len, "Current MAIN config : %s\n",
+ lna_conf_str[div_ant_conf.main_lna_conf]);
+ len += scnprintf(buf + len, size - len, "Current ALT config : %s\n",
+ lna_conf_str[div_ant_conf.alt_lna_conf]);
+ len += scnprintf(buf + len, size - len, "Average MAIN RSSI : %d\n",
+ as_main->rssi_avg);
+ len += scnprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n",
+ as_alt->rssi_avg);
ath9k_ps_restore(sc);
- len += snprintf(buf + len, size - len, "Packet Receive Cnt:\n");
- len += snprintf(buf + len, size - len, "-------------------\n");
-
- len += snprintf(buf + len, size - len, "%30s%15s\n",
- "MAIN", "ALT");
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "TOTAL COUNT",
- as_main->recv_cnt,
- as_alt->recv_cnt);
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "LNA1",
- as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1],
- as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]);
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "LNA2",
- as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2],
- as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]);
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "LNA1 + LNA2",
- as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2],
- as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]);
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "LNA1 - LNA2",
- as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2],
- as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]);
-
- len += snprintf(buf + len, size - len, "\nLNA Config Attempts:\n");
- len += snprintf(buf + len, size - len, "--------------------\n");
-
- len += snprintf(buf + len, size - len, "%30s%15s\n",
- "MAIN", "ALT");
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "LNA1",
- as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1],
- as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]);
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "LNA2",
- as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2],
- as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]);
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "LNA1 + LNA2",
- as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2],
- as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]);
- len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n",
- "LNA1 - LNA2",
- as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2],
- as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]);
+ len += scnprintf(buf + len, size - len, "Packet Receive Cnt:\n");
+ len += scnprintf(buf + len, size - len, "-------------------\n");
+
+ len += scnprintf(buf + len, size - len, "%30s%15s\n",
+ "MAIN", "ALT");
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "TOTAL COUNT",
+ as_main->recv_cnt,
+ as_alt->recv_cnt);
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "LNA1",
+ as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1],
+ as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]);
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "LNA2",
+ as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2],
+ as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]);
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "LNA1 + LNA2",
+ as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2],
+ as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]);
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "LNA1 - LNA2",
+ as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2],
+ as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]);
+
+ len += scnprintf(buf + len, size - len, "\nLNA Config Attempts:\n");
+ len += scnprintf(buf + len, size - len, "--------------------\n");
+
+ len += scnprintf(buf + len, size - len, "%30s%15s\n",
+ "MAIN", "ALT");
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "LNA1",
+ as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1],
+ as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]);
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "LNA2",
+ as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2],
+ as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]);
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "LNA1 + LNA2",
+ as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2],
+ as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]);
+ len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
+ "LNA1 - LNA2",
+ as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2],
+ as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]);
exit:
if (len > size)
@@ -385,21 +385,21 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf,
(AR_MACMISC_MISC_OBS_BUS_1 <<
AR_MACMISC_MISC_OBS_BUS_MSB_S)));
- len += snprintf(buf + len, DMA_BUF_LEN - len,
- "Raw DMA Debug values:\n");
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
+ "Raw DMA Debug values:\n");
for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
if (i % 4 == 0)
- len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
+ len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n");
val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
- len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
- i, val[i]);
+ len += scnprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ",
+ i, val[i]);
}
- len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
- len += snprintf(buf + len, DMA_BUF_LEN - len,
- "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
+ len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n\n");
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
+ "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n");
for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) {
if (i == 8) {
@@ -412,39 +412,39 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf,
dcuBase++;
}
- len += snprintf(buf + len, DMA_BUF_LEN - len,
- "%2d %2x %1x %2x %2x\n",
- i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
- (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
- val[2] & (0x7 << (i * 3)) >> (i * 3),
- (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
+ "%2d %2x %1x %2x %2x\n",
+ i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset,
+ (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3),
+ val[2] & (0x7 << (i * 3)) >> (i * 3),
+ (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset);
}
- len += snprintf(buf + len, DMA_BUF_LEN - len, "\n");
+ len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n");
- len += snprintf(buf + len, DMA_BUF_LEN - len,
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
"qcu_stitch state: %2x qcu_fetch state: %2x\n",
(val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22);
- len += snprintf(buf + len, DMA_BUF_LEN - len,
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
"qcu_complete state: %2x dcu_complete state: %2x\n",
(val[3] & 0x1c000000) >> 26, (val[6] & 0x3));
- len += snprintf(buf + len, DMA_BUF_LEN - len,
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
"dcu_arb state: %2x dcu_fp state: %2x\n",
(val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27);
- len += snprintf(buf + len, DMA_BUF_LEN - len,
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
"chan_idle_dur: %3d chan_idle_dur_valid: %1d\n",
(val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10);
- len += snprintf(buf + len, DMA_BUF_LEN - len,
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
"txfifo_valid_0: %1d txfifo_valid_1: %1d\n",
(val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12);
- len += snprintf(buf + len, DMA_BUF_LEN - len,
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
"txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n",
(val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17);
- len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
- REG_READ_D(ah, AR_OBS_BUS_1));
- len += snprintf(buf + len, DMA_BUF_LEN - len,
- "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
+ len += scnprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n",
+ REG_READ_D(ah, AR_OBS_BUS_1));
+ len += scnprintf(buf + len, DMA_BUF_LEN - len,
+ "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR));
ath9k_ps_restore(sc);
@@ -530,9 +530,9 @@ static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
#define PR_IS(a, s) \
do { \
- len += snprintf(buf + len, mxlen - len, \
- "%21s: %10u\n", a, \
- sc->debug.stats.istats.s); \
+ len += scnprintf(buf + len, mxlen - len, \
+ "%21s: %10u\n", a, \
+ sc->debug.stats.istats.s); \
} while (0)
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
@@ -563,8 +563,8 @@ static ssize_t read_file_interrupt(struct file *file, char __user *user_buf,
PR_IS("GENTIMER", gen_timer);
PR_IS("TOTAL", total);
- len += snprintf(buf + len, mxlen - len,
- "SYNC_CAUSE stats:\n");
+ len += scnprintf(buf + len, mxlen - len,
+ "SYNC_CAUSE stats:\n");
PR_IS("Sync-All", sync_cause_all);
PR_IS("RTC-IRQ", sync_rtc_irq);
@@ -655,16 +655,16 @@ static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq,
ath_txq_lock(sc, txq);
- len += snprintf(buf + len, size - len, "%s: %d ",
- "qnum", txq->axq_qnum);
- len += snprintf(buf + len, size - len, "%s: %2d ",
- "qdepth", txq->axq_depth);
- len += snprintf(buf + len, size - len, "%s: %2d ",
- "ampdu-depth", txq->axq_ampdu_depth);
- len += snprintf(buf + len, size - len, "%s: %3d ",
- "pending", txq->pending_frames);
- len += snprintf(buf + len, size - len, "%s: %d\n",
- "stopped", txq->stopped);
+ len += scnprintf(buf + len, size - len, "%s: %d ",
+ "qnum", txq->axq_qnum);
+ len += scnprintf(buf + len, size - len, "%s: %2d ",
+ "qdepth", txq->axq_depth);
+ len += scnprintf(buf + len, size - len, "%s: %2d ",
+ "ampdu-depth", txq->axq_ampdu_depth);
+ len += scnprintf(buf + len, size - len, "%s: %3d ",
+ "pending", txq->pending_frames);
+ len += scnprintf(buf + len, size - len, "%s: %d\n",
+ "stopped", txq->stopped);
ath_txq_unlock(sc, txq);
return len;
@@ -687,11 +687,11 @@ static ssize_t read_file_queues(struct file *file, char __user *user_buf,
for (i = 0; i < IEEE80211_NUM_ACS; i++) {
txq = sc->tx.txq_map[i];
- len += snprintf(buf + len, size - len, "(%s): ", qname[i]);
+ len += scnprintf(buf + len, size - len, "(%s): ", qname[i]);
len += print_queue(sc, txq, buf + len, size - len);
}
- len += snprintf(buf + len, size - len, "(CAB): ");
+ len += scnprintf(buf + len, size - len, "(CAB): ");
len += print_queue(sc, sc->beacon.cabq, buf + len, size - len);
if (len > size)
@@ -716,80 +716,82 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf,
unsigned int reg;
u32 rxfilter;
- len += snprintf(buf + len, sizeof(buf) - len,
- "BSSID: %pM\n", common->curbssid);
- len += snprintf(buf + len, sizeof(buf) - len,
- "BSSID-MASK: %pM\n", common->bssidmask);
- len += snprintf(buf + len, sizeof(buf) - len,
- "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode));
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "BSSID: %pM\n", common->curbssid);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "BSSID-MASK: %pM\n", common->bssidmask);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "OPMODE: %s\n",
+ ath_opmode_to_string(sc->sc_ah->opmode));
ath9k_ps_wakeup(sc);
rxfilter = ath9k_hw_getrxfilter(sc->sc_ah);
ath9k_ps_restore(sc);
- len += snprintf(buf + len, sizeof(buf) - len,
- "RXFILTER: 0x%x", rxfilter);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "RXFILTER: 0x%x", rxfilter);
if (rxfilter & ATH9K_RX_FILTER_UCAST)
- len += snprintf(buf + len, sizeof(buf) - len, " UCAST");
+ len += scnprintf(buf + len, sizeof(buf) - len, " UCAST");
if (rxfilter & ATH9K_RX_FILTER_MCAST)
- len += snprintf(buf + len, sizeof(buf) - len, " MCAST");
+ len += scnprintf(buf + len, sizeof(buf) - len, " MCAST");
if (rxfilter & ATH9K_RX_FILTER_BCAST)
- len += snprintf(buf + len, sizeof(buf) - len, " BCAST");
+ len += scnprintf(buf + len, sizeof(buf) - len, " BCAST");
if (rxfilter & ATH9K_RX_FILTER_CONTROL)
- len += snprintf(buf + len, sizeof(buf) - len, " CONTROL");
+ len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL");
if (rxfilter & ATH9K_RX_FILTER_BEACON)
- len += snprintf(buf + len, sizeof(buf) - len, " BEACON");
+ len += scnprintf(buf + len, sizeof(buf) - len, " BEACON");
if (rxfilter & ATH9K_RX_FILTER_PROM)
- len += snprintf(buf + len, sizeof(buf) - len, " PROM");
+ len += scnprintf(buf + len, sizeof(buf) - len, " PROM");
if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
- len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
+ len += scnprintf(buf + len, sizeof(buf) - len, " PROBEREQ");
if (rxfilter & ATH9K_RX_FILTER_PHYERR)
- len += snprintf(buf + len, sizeof(buf) - len, " PHYERR");
+ len += scnprintf(buf + len, sizeof(buf) - len, " PHYERR");
if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
- len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON");
+ len += scnprintf(buf + len, sizeof(buf) - len, " MYBEACON");
if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
- len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
+ len += scnprintf(buf + len, sizeof(buf) - len, " COMP_BAR");
if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
- len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL");
+ len += scnprintf(buf + len, sizeof(buf) - len, " PSPOLL");
if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
- len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
+ len += scnprintf(buf + len, sizeof(buf) - len, " PHYRADAR");
if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
- len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
+ len += scnprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL");
if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
- len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
+ len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER");
- len += snprintf(buf + len, sizeof(buf) - len, "\n");
+ len += scnprintf(buf + len, sizeof(buf) - len, "\n");
reg = sc->sc_ah->imask;
- len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "INTERRUPT-MASK: 0x%x", reg);
if (reg & ATH9K_INT_SWBA)
- len += snprintf(buf + len, sizeof(buf) - len, " SWBA");
+ len += scnprintf(buf + len, sizeof(buf) - len, " SWBA");
if (reg & ATH9K_INT_BMISS)
- len += snprintf(buf + len, sizeof(buf) - len, " BMISS");
+ len += scnprintf(buf + len, sizeof(buf) - len, " BMISS");
if (reg & ATH9K_INT_CST)
- len += snprintf(buf + len, sizeof(buf) - len, " CST");
+ len += scnprintf(buf + len, sizeof(buf) - len, " CST");
if (reg & ATH9K_INT_RX)
- len += snprintf(buf + len, sizeof(buf) - len, " RX");
+ len += scnprintf(buf + len, sizeof(buf) - len, " RX");
if (reg & ATH9K_INT_RXHP)
- len += snprintf(buf + len, sizeof(buf) - len, " RXHP");
+ len += scnprintf(buf + len, sizeof(buf) - len, " RXHP");
if (reg & ATH9K_INT_RXLP)
- len += snprintf(buf + len, sizeof(buf) - len, " RXLP");
+ len += scnprintf(buf + len, sizeof(buf) - len, " RXLP");
if (reg & ATH9K_INT_BB_WATCHDOG)
- len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
+ len += scnprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG");
- len += snprintf(buf + len, sizeof(buf) - len, "\n");
+ len += scnprintf(buf + len, sizeof(buf) - len, "\n");
ath9k_calculate_iter_data(hw, NULL, &iter_data);
- len += snprintf(buf + len, sizeof(buf) - len,
- "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
- " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
- iter_data.naps, iter_data.nstations, iter_data.nmeshes,
- iter_data.nwds, iter_data.nadhocs,
- sc->nvifs, sc->nbcnvifs);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i"
+ " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
+ iter_data.naps, iter_data.nstations, iter_data.nmeshes,
+ iter_data.nwds, iter_data.nadhocs,
+ sc->nvifs, sc->nbcnvifs);
if (len > sizeof(buf))
len = sizeof(buf);
@@ -805,27 +807,27 @@ static ssize_t read_file_reset(struct file *file, char __user *user_buf,
char buf[512];
unsigned int len = 0;
- len += snprintf(buf + len, sizeof(buf) - len,
- "%17s: %2d\n", "Baseband Hang",
- sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
- len += snprintf(buf + len, sizeof(buf) - len,
- "%17s: %2d\n", "Baseband Watchdog",
- sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
- len += snprintf(buf + len, sizeof(buf) - len,
- "%17s: %2d\n", "Fatal HW Error",
- sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
- len += snprintf(buf + len, sizeof(buf) - len,
- "%17s: %2d\n", "TX HW error",
- sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
- len += snprintf(buf + len, sizeof(buf) - len,
- "%17s: %2d\n", "TX Path Hang",
- sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
- len += snprintf(buf + len, sizeof(buf) - len,
- "%17s: %2d\n", "PLL RX Hang",
- sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
- len += snprintf(buf + len, sizeof(buf) - len,
- "%17s: %2d\n", "MCI Reset",
- sc->debug.stats.reset[RESET_TYPE_MCI]);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%17s: %2d\n", "Baseband Hang",
+ sc->debug.stats.reset[RESET_TYPE_BB_HANG]);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%17s: %2d\n", "Baseband Watchdog",
+ sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%17s: %2d\n", "Fatal HW Error",
+ sc->debug.stats.reset[RESET_TYPE_FATAL_INT]);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%17s: %2d\n", "TX HW error",
+ sc->debug.stats.reset[RESET_TYPE_TX_ERROR]);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%17s: %2d\n", "TX Path Hang",
+ sc->debug.stats.reset[RESET_TYPE_TX_HANG]);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%17s: %2d\n", "PLL RX Hang",
+ sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%17s: %2d\n", "MCI Reset",
+ sc->debug.stats.reset[RESET_TYPE_MCI]);
if (len > sizeof(buf))
len = sizeof(buf);
@@ -902,14 +904,14 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
#define PHY_ERR(s, p) \
- len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \
- sc->debug.stats.rxstats.phy_err_stats[p]);
+ len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \
+ sc->debug.stats.rxstats.phy_err_stats[p]);
#define RXS_ERR(s, e) \
do { \
- len += snprintf(buf + len, size - len, \
- "%22s : %10u\n", s, \
- sc->debug.stats.rxstats.e); \
+ len += scnprintf(buf + len, size - len, \
+ "%22s : %10u\n", s, \
+ sc->debug.stats.rxstats.e);\
} while (0)
struct ath_softc *sc = file->private_data;
@@ -1048,6 +1050,9 @@ static ssize_t write_file_spec_scan_ctl(struct file *file,
char buf[32];
ssize_t len;
+ if (config_enabled(CONFIG_ATH9K_TX99))
+ return -EOPNOTSUPP;
+
len = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, len))
return -EFAULT;
@@ -1439,22 +1444,22 @@ static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf,
if (!buf)
return -ENOMEM;
- len += snprintf(buf + len, size - len,
- "Channel Noise Floor : %d\n", ah->noise);
- len += snprintf(buf + len, size - len,
- "Chain | privNF | # Readings | NF Readings\n");
+ len += scnprintf(buf + len, size - len,
+ "Channel Noise Floor : %d\n", ah->noise);
+ len += scnprintf(buf + len, size - len,
+ "Chain | privNF | # Readings | NF Readings\n");
for (i = 0; i < NUM_NF_READINGS; i++) {
if (!(chainmask & (1 << i)) ||
((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf)))
continue;
nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount;
- len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
- i, h[i].privNF, nread);
+ len += scnprintf(buf + len, size - len, " %d\t %d\t %d\t\t",
+ i, h[i].privNF, nread);
for (j = 0; j < nread; j++)
- len += snprintf(buf + len, size - len,
- " %d", h[i].nfCalBuffer[j]);
- len += snprintf(buf + len, size - len, "\n");
+ len += scnprintf(buf + len, size - len,
+ " %d", h[i].nfCalBuffer[j]);
+ len += scnprintf(buf + len, size - len, "\n");
}
if (len > size)
@@ -1543,8 +1548,8 @@ static ssize_t read_file_btcoex(struct file *file, char __user *user_buf,
return -ENOMEM;
if (!sc->sc_ah->common.btcoex_enabled) {
- len = snprintf(buf, size, "%s\n",
- "BTCOEX is disabled");
+ len = scnprintf(buf, size, "%s\n",
+ "BTCOEX is disabled");
goto exit;
}
@@ -1582,43 +1587,43 @@ static ssize_t read_file_node_stat(struct file *file, char __user *user_buf,
return -ENOMEM;
if (!an->sta->ht_cap.ht_supported) {
- len = snprintf(buf, size, "%s\n",
- "HT not supported");
+ len = scnprintf(buf, size, "%s\n",
+ "HT not supported");
goto exit;
}
- len = snprintf(buf, size, "Max-AMPDU: %d\n",
- an->maxampdu);
- len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n",
- an->mpdudensity);
+ len = scnprintf(buf, size, "Max-AMPDU: %d\n",
+ an->maxampdu);
+ len += scnprintf(buf + len, size - len, "MPDU Density: %d\n\n",
+ an->mpdudensity);
- len += snprintf(buf + len, size - len,
- "%2s%7s\n", "AC", "SCHED");
+ len += scnprintf(buf + len, size - len,
+ "%2s%7s\n", "AC", "SCHED");
for (acno = 0, ac = &an->ac[acno];
acno < IEEE80211_NUM_ACS; acno++, ac++) {
txq = ac->txq;
ath_txq_lock(sc, txq);
- len += snprintf(buf + len, size - len,
- "%2d%7d\n",
- acno, ac->sched);
+ len += scnprintf(buf + len, size - len,
+ "%2d%7d\n",
+ acno, ac->sched);
ath_txq_unlock(sc, txq);
}
- len += snprintf(buf + len, size - len,
- "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n",
- "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
- "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
+ len += scnprintf(buf + len, size - len,
+ "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n",
+ "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
+ "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
for (tidno = 0, tid = &an->tid[tidno];
tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
txq = tid->ac->txq;
ath_txq_lock(sc, txq);
- len += snprintf(buf + len, size - len,
- "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n",
- tid->tidno, tid->seq_start, tid->seq_next,
- tid->baw_size, tid->baw_head, tid->baw_tail,
- tid->bar_index, tid->sched, tid->paused);
+ len += scnprintf(buf + len, size - len,
+ "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n",
+ tid->tidno, tid->seq_start, tid->seq_next,
+ tid->baw_size, tid->baw_head, tid->baw_tail,
+ tid->bar_index, tid->sched, tid->paused);
ath_txq_unlock(sc, txq);
}
exit:
@@ -1773,6 +1778,111 @@ void ath9k_deinit_debug(struct ath_softc *sc)
}
}
+static ssize_t read_file_tx99(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ char buf[3];
+ unsigned int len;
+
+ len = sprintf(buf, "%d\n", sc->tx99_state);
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t write_file_tx99(struct file *file, const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ char buf[32];
+ bool start;
+ ssize_t len;
+ int r;
+
+ if (sc->nvifs > 1)
+ return -EOPNOTSUPP;
+
+ len = min(count, sizeof(buf) - 1);
+ if (copy_from_user(buf, user_buf, len))
+ return -EFAULT;
+
+ if (strtobool(buf, &start))
+ return -EINVAL;
+
+ if (start == sc->tx99_state) {
+ if (!start)
+ return count;
+ ath_dbg(common, XMIT, "Resetting TX99\n");
+ ath9k_tx99_deinit(sc);
+ }
+
+ if (!start) {
+ ath9k_tx99_deinit(sc);
+ return count;
+ }
+
+ r = ath9k_tx99_init(sc);
+ if (r)
+ return r;
+
+ return count;
+}
+
+static const struct file_operations fops_tx99 = {
+ .read = read_file_tx99,
+ .write = write_file_tx99,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+static ssize_t read_file_tx99_power(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ char buf[32];
+ unsigned int len;
+
+ len = sprintf(buf, "%d (%d dBm)\n",
+ sc->tx99_power,
+ sc->tx99_power / 2);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t write_file_tx99_power(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ int r;
+ u8 tx_power;
+
+ r = kstrtou8_from_user(user_buf, count, 0, &tx_power);
+ if (r)
+ return r;
+
+ if (tx_power > MAX_RATE_POWER)
+ return -EINVAL;
+
+ sc->tx99_power = tx_power;
+
+ ath9k_ps_wakeup(sc);
+ ath9k_hw_tx99_set_txpower(sc->sc_ah, sc->tx99_power);
+ ath9k_ps_restore(sc);
+
+ return count;
+}
+
+static const struct file_operations fops_tx99_power = {
+ .read = read_file_tx99_power,
+ .write = write_file_tx99_power,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
@@ -1864,5 +1974,15 @@ int ath9k_init_debug(struct ath_hw *ah)
debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_btcoex);
#endif
+ if (config_enabled(CONFIG_ATH9K_TX99) &&
+ AR_SREV_9300_20_OR_LATER(ah)) {
+ debugfs_create_file("tx99", S_IRUSR | S_IWUSR,
+ sc->debug.debugfs_phy, sc,
+ &fops_tx99);
+ debugfs_create_file("tx99_power", S_IRUSR | S_IWUSR,
+ sc->debug.debugfs_phy, sc,
+ &fops_tx99_power);
+ }
+
return 0;
}