diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/debug.c | 564 |
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 c088744a6bfb..83a2c59f680b 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; } |