--- zzzz-none-000/linux-3.10.107/drivers/net/wireless/ath/ath9k/debug.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/net/wireless/ath/ath9k/debug.c 2021-02-04 17:41:59.000000000 +0000 @@ -17,7 +17,6 @@ #include #include #include -#include #include #include "ath9k.h" @@ -27,6 +26,47 @@ #define REG_READ_D(_ah, _reg) \ ath9k_hw_common(_ah)->ops->read((_ah), (_reg)) +void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause) +{ + if (sync_cause) + sc->debug.stats.istats.sync_cause_all++; + if (sync_cause & AR_INTR_SYNC_RTC_IRQ) + sc->debug.stats.istats.sync_rtc_irq++; + if (sync_cause & AR_INTR_SYNC_MAC_IRQ) + sc->debug.stats.istats.sync_mac_irq++; + if (sync_cause & AR_INTR_SYNC_EEPROM_ILLEGAL_ACCESS) + sc->debug.stats.istats.eeprom_illegal_access++; + if (sync_cause & AR_INTR_SYNC_APB_TIMEOUT) + sc->debug.stats.istats.apb_timeout++; + if (sync_cause & AR_INTR_SYNC_PCI_MODE_CONFLICT) + sc->debug.stats.istats.pci_mode_conflict++; + if (sync_cause & AR_INTR_SYNC_HOST1_FATAL) + sc->debug.stats.istats.host1_fatal++; + if (sync_cause & AR_INTR_SYNC_HOST1_PERR) + sc->debug.stats.istats.host1_perr++; + if (sync_cause & AR_INTR_SYNC_TRCV_FIFO_PERR) + sc->debug.stats.istats.trcv_fifo_perr++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_EP) + sc->debug.stats.istats.radm_cpl_ep++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_DLLP_ABORT) + sc->debug.stats.istats.radm_cpl_dllp_abort++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_TLP_ABORT) + sc->debug.stats.istats.radm_cpl_tlp_abort++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_ECRC_ERR) + sc->debug.stats.istats.radm_cpl_ecrc_err++; + if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT) + sc->debug.stats.istats.radm_cpl_timeout++; + if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT) + sc->debug.stats.istats.local_timeout++; + if (sync_cause & AR_INTR_SYNC_PM_ACCESS) + sc->debug.stats.istats.pm_access++; + if (sync_cause & AR_INTR_SYNC_MAC_AWAKE) + sc->debug.stats.istats.mac_awake++; + if (sync_cause & AR_INTR_SYNC_MAC_ASLEEP) + sc->debug.stats.istats.mac_asleep++; + if (sync_cause & AR_INTR_SYNC_MAC_SLEEP_ACCESS) + sc->debug.stats.istats.mac_sleep_access++; +} static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -69,7 +109,7 @@ return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, &mask)) + if (kstrtoul(buf, 0, &mask)) return -EINVAL; common->debug_mask = mask; @@ -88,67 +128,69 @@ #define DMA_BUF_LEN 1024 -static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; - char buf[32]; - unsigned int len; - - len = sprintf(buf, "0x%08x\n", ah->txchainmask); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -} -static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf, +static ssize_t read_file_ani(struct file *file, 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); struct ath_hw *ah = sc->sc_ah; - unsigned long mask; - char buf[32]; - ssize_t len; + unsigned int len = 0; + const unsigned int size = 1024; + ssize_t retval = 0; + char *buf; + int i; + struct { + const char *name; + unsigned int val; + } ani_info[] = { + { "ANI RESET", ah->stats.ast_ani_reset }, + { "OFDM LEVEL", ah->ani.ofdmNoiseImmunityLevel }, + { "CCK LEVEL", ah->ani.cckNoiseImmunityLevel }, + { "SPUR UP", ah->stats.ast_ani_spurup }, + { "SPUR DOWN", ah->stats.ast_ani_spurup }, + { "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon }, + { "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff }, + { "MRC-CCK ON", ah->stats.ast_ani_ccklow }, + { "MRC-CCK OFF", ah->stats.ast_ani_cckhigh }, + { "FIR-STEP UP", ah->stats.ast_ani_stepup }, + { "FIR-STEP DOWN", ah->stats.ast_ani_stepdown }, + { "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero }, + { "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs }, + { "CCK ERRORS", ah->stats.ast_ani_cckerrs }, + }; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; - buf[len] = '\0'; - if (strict_strtoul(buf, 0, &mask)) - return -EINVAL; + len += scnprintf(buf + len, size - len, "%15s: %s\n", "ANI", + common->disable_ani ? "DISABLED" : "ENABLED"); - ah->txchainmask = mask; - ah->caps.tx_chainmask = mask; - return count; -} + if (common->disable_ani) + goto exit; -static const struct file_operations fops_tx_chainmask = { - .read = read_file_tx_chainmask, - .write = write_file_tx_chainmask, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; + for (i = 0; i < ARRAY_SIZE(ani_info); i++) + len += scnprintf(buf + len, size - len, "%15s: %u\n", + ani_info[i].name, ani_info[i].val); +exit: + if (len > size) + len = size; -static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; - char buf[32]; - unsigned int len; + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); - len = sprintf(buf, "0x%08x\n", ah->rxchainmask); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); + return retval; } -static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t write_file_ani(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; - unsigned long mask; + struct ath_common *common = ath9k_hw_common(sc->sc_ah); + unsigned long ani; char buf[32]; ssize_t len; @@ -157,41 +199,55 @@ return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, &mask)) + if (kstrtoul(buf, 0, &ani)) return -EINVAL; - ah->rxchainmask = mask; - ah->caps.rx_chainmask = mask; + if (ani > 1) + return -EINVAL; + + common->disable_ani = !ani; + + if (common->disable_ani) { + clear_bit(ATH_OP_ANI_RUN, &common->op_flags); + ath_stop_ani(sc); + } else { + ath_check_ani(sc); + } + return count; } -static const struct file_operations fops_rx_chainmask = { - .read = read_file_rx_chainmask, - .write = write_file_rx_chainmask, +static const struct file_operations fops_ani = { + .read = read_file_ani, + .write = write_file_ani, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; -static ssize_t read_file_disable_ani(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + +static ssize_t read_file_bt_ant_diversity(struct file *file, + 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]; unsigned int len; - len = sprintf(buf, "%d\n", common->disable_ani); + len = sprintf(buf, "%d\n", common->bt_ant_diversity); return simple_read_from_buffer(user_buf, count, ppos, buf, len); } -static ssize_t write_file_disable_ani(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t write_file_bt_ant_diversity(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); - unsigned long disable_ani; + struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps; + unsigned long bt_ant_diversity; char buf[32]; ssize_t len; @@ -199,97 +255,161 @@ if (copy_from_user(buf, user_buf, len)) return -EFAULT; + if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) + goto exit; + buf[len] = '\0'; - if (strict_strtoul(buf, 0, &disable_ani)) + if (kstrtoul(buf, 0, &bt_ant_diversity)) return -EINVAL; - common->disable_ani = !!disable_ani; - - if (disable_ani) { - clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); - ath_stop_ani(sc); - } else { - ath_check_ani(sc); - } - + common->bt_ant_diversity = !!bt_ant_diversity; + ath9k_ps_wakeup(sc); + ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity); + ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n", + common->bt_ant_diversity); + ath9k_ps_restore(sc); +exit: return count; } -static const struct file_operations fops_disable_ani = { - .read = read_file_disable_ani, - .write = write_file_disable_ani, +static const struct file_operations fops_bt_ant_diversity = { + .read = read_file_bt_ant_diversity, + .write = write_file_bt_ant_diversity, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; -static ssize_t read_file_ant_diversity(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +#endif + +void ath9k_debug_stat_ant(struct ath_softc *sc, + struct ath_hw_antcomb_conf *div_ant_conf, + int main_rssi_avg, int alt_rssi_avg) { - struct ath_softc *sc = file->private_data; - struct ath_common *common = ath9k_hw_common(sc->sc_ah); - char buf[32]; - unsigned int len; + struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; + struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; - len = sprintf(buf, "%d\n", common->antenna_diversity); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); + as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++; + as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++; + + as_main->rssi_avg = main_rssi_avg; + as_alt->rssi_avg = alt_rssi_avg; } -static ssize_t write_file_ant_diversity(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t read_file_antenna_diversity(struct file *file, + 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); - unsigned long antenna_diversity; - char buf[32]; - ssize_t len; + struct ath_hw *ah = sc->sc_ah; + struct ath9k_hw_capabilities *pCap = &ah->caps; + struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; + struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; + struct ath_hw_antcomb_conf div_ant_conf; + unsigned int len = 0; + const unsigned int size = 1024; + ssize_t retval = 0; + char *buf; + static const char *lna_conf_str[4] = { + "LNA1_MINUS_LNA2", "LNA2", "LNA1", "LNA1_PLUS_LNA2" + }; - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; + buf = kzalloc(size, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; - if (!AR_SREV_9565(sc->sc_ah)) + if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { + len += scnprintf(buf + len, size - len, "%s\n", + "Antenna Diversity Combining is disabled"); goto exit; + } - buf[len] = '\0'; - if (strict_strtoul(buf, 0, &antenna_diversity)) - return -EINVAL; - - common->antenna_diversity = !!antenna_diversity; ath9k_ps_wakeup(sc); - ath_ant_comb_update(sc); - ath_dbg(common, CONFIG, "Antenna diversity: %d\n", - common->antenna_diversity); + ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); + 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 += 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: - return count; + if (len > size) + len = size; + + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); + + return retval; } -static const struct file_operations fops_ant_diversity = { - .read = read_file_ant_diversity, - .write = write_file_ant_diversity, +static const struct file_operations fops_antenna_diversity = { + .read = read_file_antenna_diversity, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; -static ssize_t read_file_dma(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static int read_file_dma(struct seq_file *file, void *data) { - struct ath_softc *sc = file->private_data; + struct ieee80211_hw *hw = dev_get_drvdata(file->private); + struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; - char *buf; - int retval; - unsigned int len = 0; u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; int i, qcuOffset = 0, dcuOffset = 0; u32 *qcuBase = &val[0], *dcuBase = &val[4]; - buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); - if (!buf) - return -ENOMEM; - ath9k_ps_wakeup(sc); REG_WRITE_D(ah, AR_MACMISC, @@ -297,21 +417,18 @@ (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"); + seq_puts(file, "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"); + seq_puts(file, "\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]); + seq_printf(file, "%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"); + seq_puts(file, "\n\n"); + seq_puts(file, "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) { @@ -324,58 +441,36 @@ 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 += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); + seq_printf(file, "%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); + } + + seq_puts(file, "\n"); + + seq_printf(file, "qcu_stitch state: %2x qcu_fetch state: %2x\n", + (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); + seq_printf(file, "qcu_complete state: %2x dcu_complete state: %2x\n", + (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); + seq_printf(file, "dcu_arb state: %2x dcu_fp state: %2x\n", + (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); + seq_printf(file, "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", + (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); + seq_printf(file, "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", + (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); + seq_printf(file, "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, - "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, - "qcu_complete state: %2x dcu_complete state: %2x\n", - (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); - len += snprintf(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, - "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, - "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, - "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)); + seq_printf(file, "pcu observe: 0x%x\n", REG_READ_D(ah, AR_OBS_BUS_1)); + seq_printf(file, "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); ath9k_ps_restore(sc); - if (len > DMA_BUF_LEN) - len = DMA_BUF_LEN; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - return retval; + return 0; } -static const struct file_operations fops_dma = { - .read = read_file_dma, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - - void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) { if (status) @@ -429,22 +524,15 @@ sc->debug.stats.istats.gen_timer++; } -static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static int read_file_interrupt(struct seq_file *file, void *data) { - struct ath_softc *sc = file->private_data; - unsigned int len = 0; - int rv; - int mxlen = 4000; - char *buf = kmalloc(mxlen, GFP_KERNEL); - if (!buf) - return -ENOMEM; + struct ieee80211_hw *hw = dev_get_drvdata(file->private); + struct ath_softc *sc = hw->priv; #define PR_IS(a, s) \ do { \ - len += snprintf(buf + len, mxlen - len, \ - "%21s: %10u\n", a, \ - sc->debug.stats.istats.s); \ + seq_printf(file, "%21s: %10u\n", a, \ + sc->debug.stats.istats.s); \ } while (0) if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { @@ -475,8 +563,7 @@ PR_IS("GENTIMER", gen_timer); PR_IS("TOTAL", total); - len += snprintf(buf + len, mxlen - len, - "SYNC_CAUSE stats:\n"); + seq_puts(file, "SYNC_CAUSE stats:\n"); PR_IS("Sync-All", sync_cause_all); PR_IS("RTC-IRQ", sync_rtc_irq); @@ -498,35 +585,15 @@ PR_IS("MAC-Asleep", mac_asleep); PR_IS("MAC-Sleep-Access", mac_sleep_access); - if (len > mxlen) - len = mxlen; - - rv = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - return rv; + return 0; } -static const struct file_operations fops_interrupt = { - .read = read_file_interrupt, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static ssize_t read_file_xmit(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static int read_file_xmit(struct seq_file *file, void *data) { - struct ath_softc *sc = file->private_data; - char *buf; - unsigned int len = 0, size = 2048; - ssize_t retval = 0; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; + struct ieee80211_hw *hw = dev_get_drvdata(file->private); + struct ath_softc *sc = hw->priv; - len += sprintf(buf, "%30s %10s%10s%10s\n\n", - "BE", "BK", "VI", "VO"); + seq_printf(file, "%30s %10s%10s%10s\n\n", "BE", "BK", "VI", "VO"); PR("MPDUs Queued: ", queued); PR("MPDUs Completed: ", completed); @@ -551,195 +618,173 @@ PR("HW-tx-proc-desc: ", txprocdesc); PR("TX-Failed: ", txfailed); - if (len > size) - len = size; + return 0; +} - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); +static void print_queue(struct ath_softc *sc, struct ath_txq *txq, + struct seq_file *file) +{ + ath_txq_lock(sc, txq); - return retval; + seq_printf(file, "%s: %d ", "qnum", txq->axq_qnum); + seq_printf(file, "%s: %2d ", "qdepth", txq->axq_depth); + seq_printf(file, "%s: %2d ", "ampdu-depth", txq->axq_ampdu_depth); + seq_printf(file, "%s: %3d ", "pending", txq->pending_frames); + seq_printf(file, "%s: %d\n", "stopped", txq->stopped); + + ath_txq_unlock(sc, txq); } -static ssize_t read_file_queues(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static int read_file_queues(struct seq_file *file, void *data) { - struct ath_softc *sc = file->private_data; + struct ieee80211_hw *hw = dev_get_drvdata(file->private); + struct ath_softc *sc = hw->priv; struct ath_txq *txq; - char *buf; - unsigned int len = 0, size = 1024; - ssize_t retval = 0; int i; - char *qname[4] = {"VO", "VI", "BE", "BK"}; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; + static const char *qname[4] = { + "VO", "VI", "BE", "BK" + }; for (i = 0; i < IEEE80211_NUM_ACS; i++) { txq = sc->tx.txq_map[i]; - len += snprintf(buf + len, size - len, "(%s): ", qname[i]); - - 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); - - ath_txq_unlock(sc, txq); + seq_printf(file, "(%s): ", qname[i]); + print_queue(sc, txq, file); } - if (len > size) - len = size; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); + seq_puts(file, "(CAB): "); + print_queue(sc, sc->beacon.cabq, file); - return retval; + return 0; } -static ssize_t read_file_misc(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static int read_file_misc(struct seq_file *file, void *data) { - struct ath_softc *sc = file->private_data; + struct ieee80211_hw *hw = dev_get_drvdata(file->private); + struct ath_softc *sc = hw->priv; struct ath_common *common = ath9k_hw_common(sc->sc_ah); - struct ieee80211_hw *hw = sc->hw; struct ath9k_vif_iter_data iter_data; - char buf[512]; - unsigned int len = 0; - ssize_t retval = 0; + struct ath_chanctx *ctx; unsigned int reg; - u32 rxfilter; + u32 rxfilter, i; - 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)); + seq_printf(file, "BSSID: %pM\n", common->curbssid); + seq_printf(file, "BSSID-MASK: %pM\n", common->bssidmask); + seq_printf(file, "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); + seq_printf(file, "RXFILTER: 0x%x", rxfilter); if (rxfilter & ATH9K_RX_FILTER_UCAST) - len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); + seq_puts(file, " UCAST"); if (rxfilter & ATH9K_RX_FILTER_MCAST) - len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); + seq_puts(file, " MCAST"); if (rxfilter & ATH9K_RX_FILTER_BCAST) - len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); + seq_puts(file, " BCAST"); if (rxfilter & ATH9K_RX_FILTER_CONTROL) - len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); + seq_puts(file, " CONTROL"); if (rxfilter & ATH9K_RX_FILTER_BEACON) - len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); + seq_puts(file, " BEACON"); if (rxfilter & ATH9K_RX_FILTER_PROM) - len += snprintf(buf + len, sizeof(buf) - len, " PROM"); + seq_puts(file, " PROM"); if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) - len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); + seq_puts(file, " PROBEREQ"); if (rxfilter & ATH9K_RX_FILTER_PHYERR) - len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); + seq_puts(file, " PHYERR"); if (rxfilter & ATH9K_RX_FILTER_MYBEACON) - len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); + seq_puts(file, " MYBEACON"); if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) - len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); + seq_puts(file, " COMP_BAR"); if (rxfilter & ATH9K_RX_FILTER_PSPOLL) - len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); + seq_puts(file, " PSPOLL"); if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) - len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); + seq_puts(file, " PHYRADAR"); if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) - len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); + seq_puts(file, " MCAST_BCAST_ALL"); if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) - len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); + seq_puts(file, " CONTROL_WRAPPER"); - len += snprintf(buf + len, sizeof(buf) - len, "\n"); + seq_puts(file, "\n"); reg = sc->sc_ah->imask; - len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg); + seq_printf(file, "INTERRUPT-MASK: 0x%x", reg); if (reg & ATH9K_INT_SWBA) - len += snprintf(buf + len, sizeof(buf) - len, " SWBA"); + seq_puts(file, " SWBA"); if (reg & ATH9K_INT_BMISS) - len += snprintf(buf + len, sizeof(buf) - len, " BMISS"); + seq_puts(file, " BMISS"); if (reg & ATH9K_INT_CST) - len += snprintf(buf + len, sizeof(buf) - len, " CST"); + seq_puts(file, " CST"); if (reg & ATH9K_INT_RX) - len += snprintf(buf + len, sizeof(buf) - len, " RX"); + seq_puts(file, " RX"); if (reg & ATH9K_INT_RXHP) - len += snprintf(buf + len, sizeof(buf) - len, " RXHP"); + seq_puts(file, " RXHP"); if (reg & ATH9K_INT_RXLP) - len += snprintf(buf + len, sizeof(buf) - len, " RXLP"); + seq_puts(file, " RXLP"); if (reg & ATH9K_INT_BB_WATCHDOG) - len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); - - len += snprintf(buf + len, sizeof(buf) - len, "\n"); + seq_puts(file, " BB_WATCHDOG"); - ath9k_calculate_iter_data(hw, NULL, &iter_data); + seq_puts(file, "\n"); - 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); + i = 0; + ath_for_each_chanctx(sc, ctx) { + if (list_empty(&ctx->vifs)) + continue; + ath9k_calculate_iter_data(sc, ctx, &iter_data); - if (len > sizeof(buf)) - len = sizeof(buf); + seq_printf(file, + "VIFS: CTX %i(%i) AP: %i STA: %i MESH: %i WDS: %i", + i++, (int)(ctx->assigned), iter_data.naps, + iter_data.nstations, + iter_data.nmeshes, iter_data.nwds); + seq_printf(file, " ADHOC: %i OCB: %i TOTAL: %hi BEACON-VIF: %hi\n", + iter_data.nadhocs, iter_data.nocbs, sc->cur_chan->nvifs, + sc->nbcnvifs); + } - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - return retval; + return 0; } -static ssize_t read_file_reset(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static int read_file_reset(struct seq_file *file, void *data) { - struct ath_softc *sc = file->private_data; - char buf[512]; - unsigned int len = 0; + struct ieee80211_hw *hw = dev_get_drvdata(file->private); + struct ath_softc *sc = hw->priv; + static const char * const reset_cause[__RESET_TYPE_MAX] = { + [RESET_TYPE_BB_HANG] = "Baseband Hang", + [RESET_TYPE_BB_WATCHDOG] = "Baseband Watchdog", + [RESET_TYPE_FATAL_INT] = "Fatal HW Error", + [RESET_TYPE_TX_ERROR] = "TX HW error", + [RESET_TYPE_TX_GTT] = "Transmit timeout", + [RESET_TYPE_TX_HANG] = "TX Path Hang", + [RESET_TYPE_PLL_HANG] = "PLL RX Hang", + [RESET_TYPE_MAC_HANG] = "MAC Hang", + [RESET_TYPE_BEACON_STUCK] = "Stuck Beacon", + [RESET_TYPE_MCI] = "MCI Reset", + [RESET_TYPE_CALIBRATION] = "Calibration error", + [RESET_TX_DMA_ERROR] = "Tx DMA stop error", + [RESET_RX_DMA_ERROR] = "Rx DMA stop error", + }; + int i; - 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]); + for (i = 0; i < ARRAY_SIZE(reset_cause); i++) { + if (!reset_cause[i]) + continue; - if (len > sizeof(buf)) - len = sizeof(buf); + seq_printf(file, "%17s: %2d\n", reset_cause[i], + sc->debug.stats.reset[i]); + } - return simple_read_from_buffer(user_buf, count, ppos, buf, len); + return 0; } void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, struct ath_tx_status *ts, struct ath_txq *txq, unsigned int flags) { -#define TX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].ts\ - [sc->debug.tsidx].c) int qnum = txq->axq_qnum; TX_STAT_INC(qnum, tx_pkts_all); @@ -771,491 +816,15 @@ TX_STAT_INC(qnum, data_underrun); if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) TX_STAT_INC(qnum, delim_underrun); - -#ifdef CONFIG_ATH9K_MAC_DEBUG - spin_lock(&sc->debug.samp_lock); - TX_SAMP_DBG(jiffies) = jiffies; - TX_SAMP_DBG(rssi_ctl0) = ts->ts_rssi_ctl0; - TX_SAMP_DBG(rssi_ctl1) = ts->ts_rssi_ctl1; - TX_SAMP_DBG(rssi_ctl2) = ts->ts_rssi_ctl2; - TX_SAMP_DBG(rssi_ext0) = ts->ts_rssi_ext0; - TX_SAMP_DBG(rssi_ext1) = ts->ts_rssi_ext1; - TX_SAMP_DBG(rssi_ext2) = ts->ts_rssi_ext2; - TX_SAMP_DBG(rateindex) = ts->ts_rateindex; - TX_SAMP_DBG(isok) = !!(ts->ts_status & ATH9K_TXERR_MASK); - TX_SAMP_DBG(rts_fail_cnt) = ts->ts_shortretry; - TX_SAMP_DBG(data_fail_cnt) = ts->ts_longretry; - TX_SAMP_DBG(rssi) = ts->ts_rssi; - TX_SAMP_DBG(tid) = ts->tid; - TX_SAMP_DBG(qid) = ts->qid; - - if (ts->ts_flags & ATH9K_TX_BA) { - TX_SAMP_DBG(ba_low) = ts->ba_low; - TX_SAMP_DBG(ba_high) = ts->ba_high; - } else { - TX_SAMP_DBG(ba_low) = 0; - TX_SAMP_DBG(ba_high) = 0; - } - - sc->debug.tsidx = (sc->debug.tsidx + 1) % ATH_DBG_MAX_SAMPLES; - spin_unlock(&sc->debug.samp_lock); -#endif - -#undef TX_SAMP_DBG -} - -static const struct file_operations fops_xmit = { - .read = read_file_xmit, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static const struct file_operations fops_queues = { - .read = read_file_queues, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static const struct file_operations fops_misc = { - .read = read_file_misc, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static const struct file_operations fops_reset = { - .read = read_file_reset, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -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]); - -#define RXS_ERR(s, e) \ - do { \ - len += snprintf(buf + len, size - len, \ - "%22s : %10u\n", s, \ - sc->debug.stats.rxstats.e); \ - } while (0) - - struct ath_softc *sc = file->private_data; - char *buf; - unsigned int len = 0, size = 1600; - ssize_t retval = 0; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - RXS_ERR("CRC ERR", crc_err); - RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); - RXS_ERR("PHY ERR", phy_err); - RXS_ERR("MIC ERR", mic_err); - RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); - RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); - RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); - RXS_ERR("RX-LENGTH-ERR", rx_len_err); - RXS_ERR("RX-OOM-ERR", rx_oom_err); - RXS_ERR("RX-RATE-ERR", rx_rate_err); - RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err); - - PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); - PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); - PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); - PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); - PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); - PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); - PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); - PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); - PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); - PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); - PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); - PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); - PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); - PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); - PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); - PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); - PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); - PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); - PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); - PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); - PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); - PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); - PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); - PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); - PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); - PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); - - RXS_ERR("RX-Pkts-All", rx_pkts_all); - RXS_ERR("RX-Bytes-All", rx_bytes_all); - RXS_ERR("RX-Beacons", rx_beacons); - RXS_ERR("RX-Frags", rx_frags); - RXS_ERR("RX-Spectral", rx_spectral); - - if (len > size) - len = size; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - - return retval; - -#undef RXS_ERR -#undef PHY_ERR } void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) { -#define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ -#define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\ - [sc->debug.rsidx].c) - - RX_STAT_INC(rx_pkts_all); - sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; - - if (rs->rs_status & ATH9K_RXERR_CRC) - RX_STAT_INC(crc_err); - if (rs->rs_status & ATH9K_RXERR_DECRYPT) - RX_STAT_INC(decrypt_crc_err); - if (rs->rs_status & ATH9K_RXERR_MIC) - RX_STAT_INC(mic_err); - if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) - RX_STAT_INC(pre_delim_crc_err); - if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) - RX_STAT_INC(post_delim_crc_err); - if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) - RX_STAT_INC(decrypt_busy_err); - - if (rs->rs_status & ATH9K_RXERR_PHY) { - RX_STAT_INC(phy_err); - if (rs->rs_phyerr < ATH9K_PHYERR_MAX) - RX_PHY_ERR_INC(rs->rs_phyerr); - } - -#ifdef CONFIG_ATH9K_MAC_DEBUG - spin_lock(&sc->debug.samp_lock); - RX_SAMP_DBG(jiffies) = jiffies; - RX_SAMP_DBG(rssi_ctl0) = rs->rs_rssi_ctl0; - RX_SAMP_DBG(rssi_ctl1) = rs->rs_rssi_ctl1; - RX_SAMP_DBG(rssi_ctl2) = rs->rs_rssi_ctl2; - RX_SAMP_DBG(rssi_ext0) = rs->rs_rssi_ext0; - RX_SAMP_DBG(rssi_ext1) = rs->rs_rssi_ext1; - RX_SAMP_DBG(rssi_ext2) = rs->rs_rssi_ext2; - RX_SAMP_DBG(antenna) = rs->rs_antenna; - RX_SAMP_DBG(rssi) = rs->rs_rssi; - RX_SAMP_DBG(rate) = rs->rs_rate; - RX_SAMP_DBG(is_mybeacon) = rs->is_mybeacon; - - sc->debug.rsidx = (sc->debug.rsidx + 1) % ATH_DBG_MAX_SAMPLES; - spin_unlock(&sc->debug.samp_lock); - -#endif - -#undef RX_PHY_ERR_INC -#undef RX_SAMP_DBG -} - -static const struct file_operations fops_recv = { - .read = read_file_recv, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static ssize_t read_file_spec_scan_ctl(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - char *mode = ""; - unsigned int len; - - switch (sc->spectral_mode) { - case SPECTRAL_DISABLED: - mode = "disable"; - break; - case SPECTRAL_BACKGROUND: - mode = "background"; - break; - case SPECTRAL_CHANSCAN: - mode = "chanscan"; - break; - case SPECTRAL_MANUAL: - mode = "manual"; - break; - } - len = strlen(mode); - return simple_read_from_buffer(user_buf, count, ppos, mode, len); + ath9k_cmn_debug_stat_rx(&sc->debug.stats.rxstats, rs); } -static ssize_t write_file_spec_scan_ctl(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]; - ssize_t len; - - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - - buf[len] = '\0'; - - if (strncmp("trigger", buf, 7) == 0) { - ath9k_spectral_scan_trigger(sc->hw); - } else if (strncmp("background", buf, 9) == 0) { - ath9k_spectral_scan_config(sc->hw, SPECTRAL_BACKGROUND); - ath_dbg(common, CONFIG, "spectral scan: background mode enabled\n"); - } else if (strncmp("chanscan", buf, 8) == 0) { - ath9k_spectral_scan_config(sc->hw, SPECTRAL_CHANSCAN); - ath_dbg(common, CONFIG, "spectral scan: channel scan mode enabled\n"); - } else if (strncmp("manual", buf, 6) == 0) { - ath9k_spectral_scan_config(sc->hw, SPECTRAL_MANUAL); - ath_dbg(common, CONFIG, "spectral scan: manual mode enabled\n"); - } else if (strncmp("disable", buf, 7) == 0) { - ath9k_spectral_scan_config(sc->hw, SPECTRAL_DISABLED); - ath_dbg(common, CONFIG, "spectral scan: disabled\n"); - } else { - return -EINVAL; - } - - return count; -} - -static const struct file_operations fops_spec_scan_ctl = { - .read = read_file_spec_scan_ctl, - .write = write_file_spec_scan_ctl, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static ssize_t read_file_spectral_short_repeat(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\n", sc->spec_config.short_repeat); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -} - -static ssize_t write_file_spectral_short_repeat(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - unsigned long val; - char buf[32]; - ssize_t len; - - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - - buf[len] = '\0'; - if (kstrtoul(buf, 0, &val)) - return -EINVAL; - - if (val < 0 || val > 1) - return -EINVAL; - - sc->spec_config.short_repeat = val; - return count; -} - -static const struct file_operations fops_spectral_short_repeat = { - .read = read_file_spectral_short_repeat, - .write = write_file_spectral_short_repeat, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static ssize_t read_file_spectral_count(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\n", sc->spec_config.count); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -} - -static ssize_t write_file_spectral_count(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - unsigned long val; - char buf[32]; - ssize_t len; - - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - - buf[len] = '\0'; - if (kstrtoul(buf, 0, &val)) - return -EINVAL; - - if (val < 0 || val > 255) - return -EINVAL; - - sc->spec_config.count = val; - return count; -} - -static const struct file_operations fops_spectral_count = { - .read = read_file_spectral_count, - .write = write_file_spectral_count, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static ssize_t read_file_spectral_period(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\n", sc->spec_config.period); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -} - -static ssize_t write_file_spectral_period(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - unsigned long val; - char buf[32]; - ssize_t len; - - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - - buf[len] = '\0'; - if (kstrtoul(buf, 0, &val)) - return -EINVAL; - - if (val < 0 || val > 255) - return -EINVAL; - - sc->spec_config.period = val; - return count; -} - -static const struct file_operations fops_spectral_period = { - .read = read_file_spectral_period, - .write = write_file_spectral_period, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static ssize_t read_file_spectral_fft_period(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\n", sc->spec_config.fft_period); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -} - -static ssize_t write_file_spectral_fft_period(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct ath_softc *sc = file->private_data; - unsigned long val; - char buf[32]; - ssize_t len; - - len = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, len)) - return -EFAULT; - - buf[len] = '\0'; - if (kstrtoul(buf, 0, &val)) - return -EINVAL; - - if (val < 0 || val > 15) - return -EINVAL; - - sc->spec_config.fft_period = val; - return count; -} - -static const struct file_operations fops_spectral_fft_period = { - .read = read_file_spectral_fft_period, - .write = write_file_spectral_fft_period, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; - -static struct dentry *create_buf_file_handler(const char *filename, - struct dentry *parent, - umode_t mode, - struct rchan_buf *buf, - int *is_global) -{ - struct dentry *buf_file; - - buf_file = debugfs_create_file(filename, mode, parent, buf, - &relay_file_operations); - *is_global = 1; - return buf_file; -} - -static int remove_buf_file_handler(struct dentry *dentry) -{ - debugfs_remove(dentry); - - return 0; -} - -void ath_debug_send_fft_sample(struct ath_softc *sc, - struct fft_sample_tlv *fft_sample_tlv) -{ - int length; - if (!sc->rfs_chan_spec_scan) - return; - - length = __be16_to_cpu(fft_sample_tlv->length) + - sizeof(*fft_sample_tlv); - relay_write(sc->rfs_chan_spec_scan, fft_sample_tlv, length); -} - -static struct rchan_callbacks rfs_spec_scan_cb = { - .create_buf_file = create_buf_file_handler, - .remove_buf_file = remove_buf_file_handler, -}; - - static ssize_t read_file_regidx(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; char buf[32]; @@ -1266,7 +835,7 @@ } static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, - size_t count, loff_t *ppos) + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; unsigned long regidx; @@ -1278,7 +847,7 @@ return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, ®idx)) + if (kstrtoul(buf, 0, ®idx)) return -EINVAL; sc->debug.regidx = regidx; @@ -1294,7 +863,7 @@ }; static ssize_t read_file_regval(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; struct ath_hw *ah = sc->sc_ah; @@ -1310,7 +879,7 @@ } static ssize_t write_file_regval(struct file *file, const char __user *user_buf, - size_t count, loff_t *ppos) + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; struct ath_hw *ah = sc->sc_ah; @@ -1323,7 +892,7 @@ return -EFAULT; buf[len] = '\0'; - if (strict_strtoul(buf, 0, ®val)) + if (kstrtoul(buf, 0, ®val)) return -EINVAL; ath9k_ps_wakeup(sc); @@ -1376,517 +945,236 @@ .llseek = default_llseek,/* read accesses f_pos */ }; -static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static int read_file_dump_nfcal(struct seq_file *file, void *data) { - struct ath_softc *sc = file->private_data; + struct ieee80211_hw *hw = dev_get_drvdata(file->private); + struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; - struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist; + struct ath9k_nfcal_hist *h = sc->cur_chan->caldata.nfCalHist; struct ath_common *common = ath9k_hw_common(ah); struct ieee80211_conf *conf = &common->hw->conf; - u32 len = 0, size = 1500; u32 i, j; - ssize_t retval = 0; - char *buf; u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; u8 nread; - buf = kzalloc(size, GFP_KERNEL); - 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"); + seq_printf(file, "Channel Noise Floor : %d\n", ah->noise); + seq_puts(file, "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); + seq_printf(file, " %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"); + seq_printf(file, " %d", h[i].nfCalBuffer[j]); + seq_puts(file, "\n"); } - if (len > size) - len = size; - - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); + return 0; +} - return retval; +static int open_file_dump_nfcal(struct inode *inode, struct file *f) +{ + return single_open(f, read_file_dump_nfcal, inode->i_private); } static const struct file_operations fops_dump_nfcal = { - .read = read_file_dump_nfcal, - .open = simple_open, + .read = seq_read, + .open = open_file_dump_nfcal, .owner = THIS_MODULE, - .llseek = default_llseek, + .llseek = seq_lseek, + .release = single_release, }; -static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT +static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; - struct ath_hw *ah = sc->sc_ah; u32 len = 0, size = 1500; - ssize_t retval = 0; char *buf; + size_t retval; buf = kzalloc(size, GFP_KERNEL); - if (!buf) + if (buf == NULL) return -ENOMEM; - len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); + if (!sc->sc_ah->common.btcoex_enabled) { + len = scnprintf(buf, size, "%s\n", + "BTCOEX is disabled"); + goto exit; + } + len = ath9k_dump_btcoex(sc, buf, size); +exit: retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); kfree(buf); return retval; } -static const struct file_operations fops_base_eeprom = { - .read = read_file_base_eeprom, +static const struct file_operations fops_btcoex = { + .read = read_file_btcoex, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; +#endif -static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +#ifdef CONFIG_ATH9K_DYNACK +static ssize_t read_file_ackto(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; struct ath_hw *ah = sc->sc_ah; - u32 len = 0, size = 6000; - char *buf; - size_t retval; - - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; - - len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); + char buf[32]; + unsigned int len; - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); + len = sprintf(buf, "%u %c\n", ah->dynack.ackto, + (ah->dynack.enabled) ? 'A' : 'S'); - return retval; + return simple_read_from_buffer(user_buf, count, ppos, buf, len); } -static const struct file_operations fops_modal_eeprom = { - .read = read_file_modal_eeprom, +static const struct file_operations fops_ackto = { + .read = read_file_ackto, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; +#endif -#ifdef CONFIG_ATH9K_MAC_DEBUG +#ifdef CONFIG_ATH9K_WOW -void ath9k_debug_samp_bb_mac(struct ath_softc *sc) +static ssize_t read_file_wow(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) { -#define ATH_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].c) - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - unsigned long flags; - int i; - - ath9k_ps_wakeup(sc); - - spin_lock_bh(&sc->debug.samp_lock); - - spin_lock_irqsave(&common->cc_lock, flags); - ath_hw_cycle_counters_update(common); - - ATH_SAMP_DBG(cc.cycles) = common->cc_ani.cycles; - ATH_SAMP_DBG(cc.rx_busy) = common->cc_ani.rx_busy; - ATH_SAMP_DBG(cc.rx_frame) = common->cc_ani.rx_frame; - ATH_SAMP_DBG(cc.tx_frame) = common->cc_ani.tx_frame; - spin_unlock_irqrestore(&common->cc_lock, flags); - - ATH_SAMP_DBG(noise) = ah->noise; - - REG_WRITE_D(ah, AR_MACMISC, - ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | - (AR_MACMISC_MISC_OBS_BUS_1 << - AR_MACMISC_MISC_OBS_BUS_MSB_S))); + struct ath_softc *sc = file->private_data; + unsigned int len = 0, size = 32; + ssize_t retval; + char *buf; - for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) - ATH_SAMP_DBG(dma_dbg_reg_vals[i]) = REG_READ_D(ah, - AR_DMADBG_0 + (i * sizeof(u32))); + buf = kzalloc(size, GFP_KERNEL); + if (!buf) + return -ENOMEM; - ATH_SAMP_DBG(pcu_obs) = REG_READ_D(ah, AR_OBS_BUS_1); - ATH_SAMP_DBG(pcu_cr) = REG_READ_D(ah, AR_CR); + len += scnprintf(buf + len, size - len, "WOW: %s\n", + sc->force_wow ? "ENABLED" : "DISABLED"); - memcpy(ATH_SAMP_DBG(nfCalHist), sc->caldata.nfCalHist, - sizeof(ATH_SAMP_DBG(nfCalHist))); + if (len > size) + len = size; - sc->debug.sampidx = (sc->debug.sampidx + 1) % ATH_DBG_MAX_SAMPLES; - spin_unlock_bh(&sc->debug.samp_lock); - ath9k_ps_restore(sc); + retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); + kfree(buf); -#undef ATH_SAMP_DBG + return retval; } -static int open_file_bb_mac_samps(struct inode *inode, struct file *file) +static ssize_t write_file_wow(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos) { -#define ATH_SAMP_DBG(c) bb_mac_samp[sampidx].c - struct ath_softc *sc = inode->i_private; - struct ath_hw *ah = sc->sc_ah; - struct ath_common *common = ath9k_hw_common(ah); - struct ieee80211_conf *conf = &common->hw->conf; - struct ath_dbg_bb_mac_samp *bb_mac_samp; - struct ath9k_nfcal_hist *h; - int i, j, qcuOffset = 0, dcuOffset = 0; - u32 *qcuBase, *dcuBase, size = 30000, len = 0; - u32 sampidx = 0; - u8 *buf; - u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; - u8 nread; - - if (test_bit(SC_OP_INVALID, &sc->sc_flags)) - return -EAGAIN; - - buf = vmalloc(size); - if (!buf) - return -ENOMEM; - bb_mac_samp = vmalloc(sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES); - if (!bb_mac_samp) { - vfree(buf); - return -ENOMEM; - } - /* Account the current state too */ - ath9k_debug_samp_bb_mac(sc); - - spin_lock_bh(&sc->debug.samp_lock); - memcpy(bb_mac_samp, sc->debug.bb_mac_samp, - sizeof(*bb_mac_samp) * ATH_DBG_MAX_SAMPLES); - len += snprintf(buf + len, size - len, - "Current Sample Index: %d\n", sc->debug.sampidx); - spin_unlock_bh(&sc->debug.samp_lock); - - len += snprintf(buf + len, size - len, - "Raw DMA Debug Dump:\n"); - len += snprintf(buf + len, size - len, "Sample |\t"); - for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) - len += snprintf(buf + len, size - len, " DMA Reg%d |\t", i); - len += snprintf(buf + len, size - len, "\n"); - - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - len += snprintf(buf + len, size - len, "%d\t", sampidx); - - for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) - len += snprintf(buf + len, size - len, " %08x\t", - ATH_SAMP_DBG(dma_dbg_reg_vals[i])); - len += snprintf(buf + len, size - len, "\n"); - } - len += snprintf(buf + len, size - len, "\n"); - - len += snprintf(buf + len, size - len, - "Sample Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]); - dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]); - - for (i = 0; i < ATH9K_NUM_QUEUES; i++, - qcuOffset += 4, dcuOffset += 5) { - if (i == 8) { - qcuOffset = 0; - qcuBase++; - } - - if (i == 6) { - dcuOffset = 0; - dcuBase++; - } - if (!sc->debug.stats.txstats[i].queued) - continue; - - len += snprintf(buf + len, size - len, - "%4d %7d %2x %1x %2x %2x\n", - sampidx, i, - (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, - (*qcuBase & (0x8 << qcuOffset)) >> - (qcuOffset + 3), - ATH_SAMP_DBG(dma_dbg_reg_vals[2]) & - (0x7 << (i * 3)) >> (i * 3), - (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); - } - len += snprintf(buf + len, size - len, "\n"); - } - len += snprintf(buf + len, size - len, - "samp qcu_sh qcu_fh qcu_comp dcu_comp dcu_arb dcu_fp " - "ch_idle_dur ch_idle_dur_val txfifo_val0 txfifo_val1 " - "txfifo_dcu0 txfifo_dcu1 pcu_obs AR_CR\n"); - - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - qcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[0]); - dcuBase = &ATH_SAMP_DBG(dma_dbg_reg_vals[4]); - - len += snprintf(buf + len, size - len, "%4d %5x %5x ", sampidx, - (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x003c0000) >> 18, - (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x03c00000) >> 22); - len += snprintf(buf + len, size - len, "%7x %8x ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[3]) & 0x1c000000) >> 26, - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x3)); - len += snprintf(buf + len, size - len, "%7x %7x ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x06000000) >> 25, - (ATH_SAMP_DBG(dma_dbg_reg_vals[5]) & 0x38000000) >> 27); - len += snprintf(buf + len, size - len, "%7d %12d ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x000003fc) >> 2, - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000400) >> 10); - len += snprintf(buf + len, size - len, "%12d %12d ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00000800) >> 11, - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x00001000) >> 12); - len += snprintf(buf + len, size - len, "%12d %12d ", - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x0001e000) >> 13, - (ATH_SAMP_DBG(dma_dbg_reg_vals[6]) & 0x001e0000) >> 17); - len += snprintf(buf + len, size - len, "0x%07x 0x%07x\n", - ATH_SAMP_DBG(pcu_obs), ATH_SAMP_DBG(pcu_cr)); - } + struct ath_softc *sc = file->private_data; + unsigned long val; + char buf[32]; + ssize_t len; - len += snprintf(buf + len, size - len, - "Sample ChNoise Chain privNF #Reading Readings\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - h = ATH_SAMP_DBG(nfCalHist); - if (!ATH_SAMP_DBG(noise)) - continue; + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; - 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, - "%4d %5d %4d\t %d\t %d\t", - sampidx, ATH_SAMP_DBG(noise), - 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 += snprintf(buf + len, size - len, "\nCycle counters:\n" - "Sample Total Rxbusy Rxframes Txframes\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - if (!ATH_SAMP_DBG(cc.cycles)) - continue; - len += snprintf(buf + len, size - len, - "%4d %08x %08x %08x %08x\n", - sampidx, ATH_SAMP_DBG(cc.cycles), - ATH_SAMP_DBG(cc.rx_busy), - ATH_SAMP_DBG(cc.rx_frame), - ATH_SAMP_DBG(cc.tx_frame)); - } + buf[len] = '\0'; + if (kstrtoul(buf, 0, &val)) + return -EINVAL; - len += snprintf(buf + len, size - len, "Tx status Dump :\n"); - len += snprintf(buf + len, size - len, - "Sample rssi:- ctl0 ctl1 ctl2 ext0 ext1 ext2 comb " - "isok rts_fail data_fail rate tid qid " - "ba_low ba_high tx_before(ms)\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) { - if (!ATH_SAMP_DBG(ts[i].jiffies)) - continue; - len += snprintf(buf + len, size - len, "%-14d" - "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-4d %-8d " - "%-9d %-4d %-3d %-3d %08x %08x %-11d\n", - sampidx, - ATH_SAMP_DBG(ts[i].rssi_ctl0), - ATH_SAMP_DBG(ts[i].rssi_ctl1), - ATH_SAMP_DBG(ts[i].rssi_ctl2), - ATH_SAMP_DBG(ts[i].rssi_ext0), - ATH_SAMP_DBG(ts[i].rssi_ext1), - ATH_SAMP_DBG(ts[i].rssi_ext2), - ATH_SAMP_DBG(ts[i].rssi), - ATH_SAMP_DBG(ts[i].isok), - ATH_SAMP_DBG(ts[i].rts_fail_cnt), - ATH_SAMP_DBG(ts[i].data_fail_cnt), - ATH_SAMP_DBG(ts[i].rateindex), - ATH_SAMP_DBG(ts[i].tid), - ATH_SAMP_DBG(ts[i].qid), - ATH_SAMP_DBG(ts[i].ba_low), - ATH_SAMP_DBG(ts[i].ba_high), - jiffies_to_msecs(jiffies - - ATH_SAMP_DBG(ts[i].jiffies))); - } - } + if (val != 1) + return -EINVAL; - len += snprintf(buf + len, size - len, "Rx status Dump :\n"); - len += snprintf(buf + len, size - len, "Sample rssi:- ctl0 ctl1 ctl2 " - "ext0 ext1 ext2 comb beacon ant rate rx_before(ms)\n"); - for (sampidx = 0; sampidx < ATH_DBG_MAX_SAMPLES; sampidx++) { - for (i = 0; i < ATH_DBG_MAX_SAMPLES; i++) { - if (!ATH_SAMP_DBG(rs[i].jiffies)) - continue; - len += snprintf(buf + len, size - len, "%-14d" - "%-4d %-4d %-4d %-4d %-4d %-4d %-4d %-9s %-2d %02x %-13d\n", - sampidx, - ATH_SAMP_DBG(rs[i].rssi_ctl0), - ATH_SAMP_DBG(rs[i].rssi_ctl1), - ATH_SAMP_DBG(rs[i].rssi_ctl2), - ATH_SAMP_DBG(rs[i].rssi_ext0), - ATH_SAMP_DBG(rs[i].rssi_ext1), - ATH_SAMP_DBG(rs[i].rssi_ext2), - ATH_SAMP_DBG(rs[i].rssi), - ATH_SAMP_DBG(rs[i].is_mybeacon) ? - "True" : "False", - ATH_SAMP_DBG(rs[i].antenna), - ATH_SAMP_DBG(rs[i].rate), - jiffies_to_msecs(jiffies - - ATH_SAMP_DBG(rs[i].jiffies))); - } + if (!sc->force_wow) { + sc->force_wow = true; + ath9k_init_wow(sc->hw); } - vfree(bb_mac_samp); - file->private_data = buf; - - return 0; -#undef ATH_SAMP_DBG + return count; } -static const struct file_operations fops_samps = { - .open = open_file_bb_mac_samps, - .read = ath9k_debugfs_read_buf, - .release = ath9k_debugfs_release_buf, +static const struct file_operations fops_wow = { + .read = read_file_wow, + .write = write_file_wow, + .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; #endif -#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT -static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t read_file_tpc(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) { struct ath_softc *sc = file->private_data; - u32 len = 0, size = 1500; + struct ath_hw *ah = sc->sc_ah; + unsigned int len = 0, size = 32; + ssize_t retval; char *buf; - size_t retval; buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) + if (!buf) return -ENOMEM; - if (!sc->sc_ah->common.btcoex_enabled) { - len = snprintf(buf, size, "%s\n", - "BTCOEX is disabled"); - goto exit; - } + len += scnprintf(buf + len, size - len, "%s\n", + ah->tpc_enabled ? "ENABLED" : "DISABLED"); + + if (len > size) + len = size; - len = ath9k_dump_btcoex(sc, buf, size); -exit: retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); kfree(buf); return retval; } -static const struct file_operations fops_btcoex = { - .read = read_file_btcoex, - .open = simple_open, - .owner = THIS_MODULE, - .llseek = default_llseek, -}; -#endif - -static ssize_t read_file_node_stat(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +static ssize_t write_file_tpc(struct file *file, const char __user *user_buf, + size_t count, loff_t *ppos) { - struct ath_node *an = file->private_data; - struct ath_softc *sc = an->sc; - struct ath_atx_tid *tid; - struct ath_atx_ac *ac; - struct ath_txq *txq; - u32 len = 0, size = 4096; - char *buf; - size_t retval; - int tidno, acno; + struct ath_softc *sc = file->private_data; + struct ath_hw *ah = sc->sc_ah; + unsigned long val; + char buf[32]; + ssize_t len; + bool tpc_enabled; - buf = kzalloc(size, GFP_KERNEL); - if (buf == NULL) - return -ENOMEM; + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; - if (!an->sta->ht_cap.ht_supported) { - len = snprintf(buf, size, "%s\n", - "HT not supported"); - goto exit; - } + buf[len] = '\0'; + if (kstrtoul(buf, 0, &val)) + return -EINVAL; - len = snprintf(buf, size, "Max-AMPDU: %d\n", - an->maxampdu); - len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n", - an->mpdudensity); - - len += snprintf(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); - ath_txq_unlock(sc, txq); - } + if (val < 0 || val > 1) + return -EINVAL; - 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"); - - 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); - ath_txq_unlock(sc, txq); + tpc_enabled = !!val; + + if (tpc_enabled != ah->tpc_enabled) { + ah->tpc_enabled = tpc_enabled; + + mutex_lock(&sc->mutex); + ath9k_set_txpower(sc, NULL); + mutex_unlock(&sc->mutex); } -exit: - retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); - kfree(buf); - return retval; + return count; } -static const struct file_operations fops_node_stat = { - .read = read_file_node_stat, +static const struct file_operations fops_tpc = { + .read = read_file_tpc, + .write = write_file_tpc, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; -void ath9k_sta_add_debugfs(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - struct dentry *dir) -{ - struct ath_node *an = (struct ath_node *)sta->drv_priv; - an->node_stat = debugfs_create_file("node_stat", S_IRUGO, - dir, an, &fops_node_stat); -} - -void ath9k_sta_remove_debugfs(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_sta *sta, - struct dentry *dir) -{ - struct ath_node *an = (struct ath_node *)sta->drv_priv; - debugfs_remove(an->node_stat); -} - /* Ethtool support for get-stats */ #define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" @@ -2010,10 +1298,7 @@ void ath9k_deinit_debug(struct ath_softc *sc) { - if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) { - relay_close(sc->rfs_chan_spec_scan); - sc->rfs_chan_spec_scan = NULL; - } + ath9k_cmn_spectral_deinit_debug(&sc->spec_priv); } int ath9k_init_debug(struct ath_hw *ah) @@ -2032,15 +1317,17 @@ #endif ath9k_dfs_init_debug(sc); + ath9k_tx99_init_debug(sc); + ath9k_cmn_spectral_init_debug(&sc->spec_priv, sc->debug.debugfs_phy); - debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_dma); - debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_interrupt); - debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_xmit); - debugfs_create_file("queues", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_queues); + debugfs_create_devm_seqfile(sc->dev, "dma", sc->debug.debugfs_phy, + read_file_dma); + debugfs_create_devm_seqfile(sc->dev, "interrupt", sc->debug.debugfs_phy, + read_file_interrupt); + debugfs_create_devm_seqfile(sc->dev, "xmit", sc->debug.debugfs_phy, + read_file_xmit); + debugfs_create_devm_seqfile(sc->dev, "queues", sc->debug.debugfs_phy, + read_file_queues); debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->tx.txq_max_pending[IEEE80211_AC_BK]); debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, @@ -2049,18 +1336,20 @@ &sc->tx.txq_max_pending[IEEE80211_AC_VI]); debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->tx.txq_max_pending[IEEE80211_AC_VO]); - debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_misc); - debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_reset); - debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_recv); - debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_rx_chainmask); - debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_tx_chainmask); - debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_disable_ani); + debugfs_create_devm_seqfile(sc->dev, "misc", sc->debug.debugfs_phy, + read_file_misc); + debugfs_create_devm_seqfile(sc->dev, "reset", sc->debug.debugfs_phy, + read_file_reset); + + ath9k_cmn_debug_recv(sc->debug.debugfs_phy, &sc->debug.stats.rxstats); + ath9k_cmn_debug_phy_err(sc->debug.debugfs_phy, &sc->debug.stats.rxstats); + + debugfs_create_u8("rx_chainmask", S_IRUSR, sc->debug.debugfs_phy, + &ah->rxchainmask); + debugfs_create_u8("tx_chainmask", S_IRUSR, sc->debug.debugfs_phy, + &ah->txchainmask); + debugfs_create_file("ani", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_ani); debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->sc_ah->config.enable_paprd); debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, @@ -2072,43 +1361,37 @@ &ah->config.cwm_ignore_extcca); debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_regdump); - debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_dump_nfcal); - debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_base_eeprom); - debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_modal_eeprom); - sc->rfs_chan_spec_scan = relay_open("spectral_scan", - sc->debug.debugfs_phy, - 1024, 256, &rfs_spec_scan_cb, - NULL); - debugfs_create_file("spectral_scan_ctl", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, - &fops_spec_scan_ctl); - debugfs_create_file("spectral_short_repeat", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, - &fops_spectral_short_repeat); - debugfs_create_file("spectral_count", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_spectral_count); - debugfs_create_file("spectral_period", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_spectral_period); - debugfs_create_file("spectral_fft_period", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, - &fops_spectral_fft_period); - -#ifdef CONFIG_ATH9K_MAC_DEBUG - debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc, - &fops_samps); -#endif + debugfs_create_devm_seqfile(sc->dev, "dump_nfcal", + sc->debug.debugfs_phy, + read_file_dump_nfcal); + + ath9k_cmn_debug_base_eeprom(sc->debug.debugfs_phy, sc->sc_ah); + ath9k_cmn_debug_modal_eeprom(sc->debug.debugfs_phy, sc->sc_ah); + debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); - debugfs_create_file("diversity", S_IRUSR | S_IWUSR, - sc->debug.debugfs_phy, sc, &fops_ant_diversity); + debugfs_create_file("antenna_diversity", S_IRUSR, + sc->debug.debugfs_phy, sc, &fops_antenna_diversity); #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT + debugfs_create_file("bt_ant_diversity", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity); debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, &fops_btcoex); #endif + +#ifdef CONFIG_ATH9K_WOW + debugfs_create_file("wow", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_wow); +#endif + +#ifdef CONFIG_ATH9K_DYNACK + debugfs_create_file("ack_to", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, + sc, &fops_ackto); +#endif + debugfs_create_file("tpc", S_IRUSR | S_IWUSR, + sc->debug.debugfs_phy, sc, &fops_tpc); + return 0; }