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linux-zen-desktop/drivers/net/wireless/ath/ath9k/debug.c

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Initial commit
2023-08-30 17:31:07 +02:00
/*
* Copyright (c) 2008-2011 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/export.h>
#include <asm/unaligned.h>
#include "ath9k.h"
#define REG_WRITE_D(_ah, _reg, _val) \
ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg))
#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)
{
u8 *buf = file->private_data;
return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
}
static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file)
{
vfree(file->private_data);
return 0;
}
#ifdef CONFIG_ATH_DEBUG
static ssize_t read_file_debug(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, "0x%08x\n", common->debug_mask);
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t write_file_debug(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 mask;
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, &mask))
return -EINVAL;
common->debug_mask = mask;
return count;
}
static const struct file_operations fops_debug = {
.read = read_file_debug,
.write = write_file_debug,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
#endif
#define DMA_BUF_LEN 1024
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 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_spurdown },
{ "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 },
};
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
len += scnprintf(buf + len, size - len, "%15s: %s\n", "ANI",
common->disable_ani ? "DISABLED" : "ENABLED");
if (common->disable_ani)
goto exit;
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;
retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
kfree(buf);
return retval;
}
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_common *common = ath9k_hw_common(sc->sc_ah);
unsigned long ani;
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, &ani))
return -EINVAL;
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_ani = {
.read = read_file_ani,
.write = write_file_ani,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
#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->bt_ant_diversity);
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
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);
struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps;
unsigned long bt_ant_diversity;
char buf[32];
ssize_t len;
len = min(count, sizeof(buf) - 1);
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 (kstrtoul(buf, 0, &bt_ant_diversity))
return -EINVAL;
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_bt_ant_diversity = {
.read = read_file_bt_ant_diversity,
.write = write_file_bt_ant_diversity,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
#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_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN];
struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT];
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 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_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"
};
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
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;
}
ath9k_ps_wakeup(sc);
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:
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_antenna_diversity = {
.read = read_file_antenna_diversity,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static int read_file_dma(struct seq_file *file, void *data)
{
struct ieee80211_hw *hw = dev_get_drvdata(file->private);
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
int i, qcuOffset = 0, dcuOffset = 0;
u32 *qcuBase = &val[0], *dcuBase = &val[4];
ath9k_ps_wakeup(sc);
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)));
seq_puts(file, "Raw DMA Debug values:\n");
for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) {
if (i % 4 == 0)
seq_puts(file, "\n");
val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32)));
seq_printf(file, "%d: %08x ", i, val[i]);
}
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) {
qcuOffset = 0;
qcuBase++;
}
if (i == 6) {
dcuOffset = 0;
dcuBase++;
}
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);
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);
return 0;
}
void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status)
{
if (status)
sc->debug.stats.istats.total++;
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
if (status & ATH9K_INT_RXLP)
sc->debug.stats.istats.rxlp++;
if (status & ATH9K_INT_RXHP)
sc->debug.stats.istats.rxhp++;
if (status & ATH9K_INT_BB_WATCHDOG)
sc->debug.stats.istats.bb_watchdog++;
} else {
if (status & ATH9K_INT_RX)
sc->debug.stats.istats.rxok++;
}
if (status & ATH9K_INT_RXEOL)
sc->debug.stats.istats.rxeol++;
if (status & ATH9K_INT_RXORN)
sc->debug.stats.istats.rxorn++;
if (status & ATH9K_INT_TX)
sc->debug.stats.istats.txok++;
if (status & ATH9K_INT_TXURN)
sc->debug.stats.istats.txurn++;
if (status & ATH9K_INT_RXPHY)
sc->debug.stats.istats.rxphyerr++;
if (status & ATH9K_INT_RXKCM)
sc->debug.stats.istats.rx_keycache_miss++;
if (status & ATH9K_INT_SWBA)
sc->debug.stats.istats.swba++;
if (status & ATH9K_INT_BMISS)
sc->debug.stats.istats.bmiss++;
if (status & ATH9K_INT_BNR)
sc->debug.stats.istats.bnr++;
if (status & ATH9K_INT_CST)
sc->debug.stats.istats.cst++;
if (status & ATH9K_INT_GTT)
sc->debug.stats.istats.gtt++;
if (status & ATH9K_INT_TIM)
sc->debug.stats.istats.tim++;
if (status & ATH9K_INT_CABEND)
sc->debug.stats.istats.cabend++;
if (status & ATH9K_INT_DTIMSYNC)
sc->debug.stats.istats.dtimsync++;
if (status & ATH9K_INT_DTIM)
sc->debug.stats.istats.dtim++;
if (status & ATH9K_INT_TSFOOR)
sc->debug.stats.istats.tsfoor++;
if (status & ATH9K_INT_MCI)
sc->debug.stats.istats.mci++;
if (status & ATH9K_INT_GENTIMER)
sc->debug.stats.istats.gen_timer++;
}
static int read_file_interrupt(struct seq_file *file, void *data)
{
struct ieee80211_hw *hw = dev_get_drvdata(file->private);
struct ath_softc *sc = hw->priv;
#define PR_IS(a, s) \
do { \
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) {
PR_IS("RXLP", rxlp);
PR_IS("RXHP", rxhp);
PR_IS("WATCHDOG", bb_watchdog);
} else {
PR_IS("RX", rxok);
}
PR_IS("RXEOL", rxeol);
PR_IS("RXORN", rxorn);
PR_IS("TX", txok);
PR_IS("TXURN", txurn);
PR_IS("MIB", mib);
PR_IS("RXPHY", rxphyerr);
PR_IS("RXKCM", rx_keycache_miss);
PR_IS("SWBA", swba);
PR_IS("BMISS", bmiss);
PR_IS("BNR", bnr);
PR_IS("CST", cst);
PR_IS("GTT", gtt);
PR_IS("TIM", tim);
PR_IS("CABEND", cabend);
PR_IS("DTIMSYNC", dtimsync);
PR_IS("DTIM", dtim);
PR_IS("TSFOOR", tsfoor);
PR_IS("MCI", mci);
PR_IS("GENTIMER", gen_timer);
PR_IS("TOTAL", total);
seq_puts(file, "SYNC_CAUSE stats:\n");
PR_IS("Sync-All", sync_cause_all);
PR_IS("RTC-IRQ", sync_rtc_irq);
PR_IS("MAC-IRQ", sync_mac_irq);
PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access);
PR_IS("APB-Timeout", apb_timeout);
PR_IS("PCI-Mode-Conflict", pci_mode_conflict);
PR_IS("HOST1-Fatal", host1_fatal);
PR_IS("HOST1-Perr", host1_perr);
PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr);
PR_IS("RADM-CPL-EP", radm_cpl_ep);
PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort);
PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort);
PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err);
PR_IS("RADM-CPL-Timeout", radm_cpl_timeout);
PR_IS("Local-Bus-Timeout", local_timeout);
PR_IS("PM-Access", pm_access);
PR_IS("MAC-Awake", mac_awake);
PR_IS("MAC-Asleep", mac_asleep);
PR_IS("MAC-Sleep-Access", mac_sleep_access);
return 0;
}
static int read_file_xmit(struct seq_file *file, void *data)
{
struct ieee80211_hw *hw = dev_get_drvdata(file->private);
struct ath_softc *sc = hw->priv;
seq_printf(file, "%30s %10s%10s%10s\n\n", "BE", "BK", "VI", "VO");
PR("MPDUs Queued: ", queued);
PR("MPDUs Completed: ", completed);
PR("MPDUs XRetried: ", xretries);
PR("Aggregates: ", a_aggr);
PR("AMPDUs Queued HW:", a_queued_hw);
PR("AMPDUs Completed:", a_completed);
PR("AMPDUs Retried: ", a_retries);
PR("AMPDUs XRetried: ", a_xretries);
PR("TXERR Filtered: ", txerr_filtered);
PR("FIFO Underrun: ", fifo_underrun);
PR("TXOP Exceeded: ", xtxop);
PR("TXTIMER Expiry: ", timer_exp);
PR("DESC CFG Error: ", desc_cfg_err);
PR("DATA Underrun: ", data_underrun);
PR("DELIM Underrun: ", delim_underrun);
PR("TX-Pkts-All: ", tx_pkts_all);
PR("TX-Bytes-All: ", tx_bytes_all);
PR("HW-put-tx-buf: ", puttxbuf);
PR("HW-tx-start: ", txstart);
PR("HW-tx-proc-desc: ", txprocdesc);
PR("TX-Failed: ", txfailed);
return 0;
}
static void print_queue(struct ath_softc *sc, struct ath_txq *txq,
struct seq_file *file)
{
ath_txq_lock(sc, txq);
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\n", "pending", txq->pending_frames);
ath_txq_unlock(sc, txq);
}
static int read_file_queues(struct seq_file *file, void *data)
{
struct ieee80211_hw *hw = dev_get_drvdata(file->private);
struct ath_softc *sc = hw->priv;
struct ath_txq *txq;
int i;
static const char *qname[4] = {
"VO", "VI", "BE", "BK"
};
for (i = 0; i < IEEE80211_NUM_ACS; i++) {
txq = sc->tx.txq_map[i];
seq_printf(file, "(%s): ", qname[i]);
print_queue(sc, txq, file);
}
seq_puts(file, "(CAB): ");
print_queue(sc, sc->beacon.cabq, file);
return 0;
}
static int read_file_misc(struct seq_file *file, void *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 ath9k_vif_iter_data iter_data;
struct ath_chanctx *ctx;
unsigned int reg;
u32 rxfilter, i;
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);
seq_printf(file, "RXFILTER: 0x%x", rxfilter);
if (rxfilter & ATH9K_RX_FILTER_UCAST)
seq_puts(file, " UCAST");
if (rxfilter & ATH9K_RX_FILTER_MCAST)
seq_puts(file, " MCAST");
if (rxfilter & ATH9K_RX_FILTER_BCAST)
seq_puts(file, " BCAST");
if (rxfilter & ATH9K_RX_FILTER_CONTROL)
seq_puts(file, " CONTROL");
if (rxfilter & ATH9K_RX_FILTER_BEACON)
seq_puts(file, " BEACON");
if (rxfilter & ATH9K_RX_FILTER_PROM)
seq_puts(file, " PROM");
if (rxfilter & ATH9K_RX_FILTER_PROBEREQ)
seq_puts(file, " PROBEREQ");
if (rxfilter & ATH9K_RX_FILTER_PHYERR)
seq_puts(file, " PHYERR");
if (rxfilter & ATH9K_RX_FILTER_MYBEACON)
seq_puts(file, " MYBEACON");
if (rxfilter & ATH9K_RX_FILTER_COMP_BAR)
seq_puts(file, " COMP_BAR");
if (rxfilter & ATH9K_RX_FILTER_PSPOLL)
seq_puts(file, " PSPOLL");
if (rxfilter & ATH9K_RX_FILTER_PHYRADAR)
seq_puts(file, " PHYRADAR");
if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL)
seq_puts(file, " MCAST_BCAST_ALL");
if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER)
seq_puts(file, " CONTROL_WRAPPER");
seq_puts(file, "\n");
reg = sc->sc_ah->imask;
seq_printf(file, "INTERRUPT-MASK: 0x%x", reg);
if (reg & ATH9K_INT_SWBA)
seq_puts(file, " SWBA");
if (reg & ATH9K_INT_BMISS)
seq_puts(file, " BMISS");
if (reg & ATH9K_INT_CST)
seq_puts(file, " CST");
if (reg & ATH9K_INT_RX)
seq_puts(file, " RX");
if (reg & ATH9K_INT_RXHP)
seq_puts(file, " RXHP");
if (reg & ATH9K_INT_RXLP)
seq_puts(file, " RXLP");
if (reg & ATH9K_INT_BB_WATCHDOG)
seq_puts(file, " BB_WATCHDOG");
seq_puts(file, "\n");
i = 0;
ath_for_each_chanctx(sc, ctx) {
if (list_empty(&ctx->vifs))
continue;
ath9k_calculate_iter_data(sc, ctx, &iter_data);
seq_printf(file,
"VIFS: CTX %i(%i) AP: %i STA: %i MESH: %i",
i++, (int)(ctx->assigned), iter_data.naps,
iter_data.nstations,
iter_data.nmeshes);
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);
}
return 0;
}
static int read_file_reset(struct seq_file *file, void *data)
{
struct ath_softc *sc = file->private;
static const char * const reset_cause[__RESET_TYPE_MAX] = {
[RESET_TYPE_USER] = "User reset",
[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;
for (i = 0; i < ARRAY_SIZE(reset_cause); i++) {
if (!reset_cause[i])
continue;
seq_printf(file, "%17s: %2d\n", reset_cause[i],
sc->debug.stats.reset[i]);
}
return 0;
}
static int open_file_reset(struct inode *inode, struct file *f)
{
return single_open(f, read_file_reset, inode->i_private);
}
static ssize_t write_file_reset(struct file *file,
const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ath_softc *sc = file_inode(file)->i_private;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
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 != 1)
return -EINVAL;
/* avoid rearming hw_reset_work on shutdown */
mutex_lock(&sc->mutex);
if (test_bit(ATH_OP_INVALID, &common->op_flags)) {
mutex_unlock(&sc->mutex);
return -EBUSY;
}
ath9k_queue_reset(sc, RESET_TYPE_USER);
mutex_unlock(&sc->mutex);
return count;
}
static const struct file_operations fops_reset = {
.read = seq_read,
.write = write_file_reset,
.open = open_file_reset,
.owner = THIS_MODULE,
.llseek = seq_lseek,
.release = single_release,
};
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)
{
int qnum = txq->axq_qnum;
TX_STAT_INC(sc, qnum, tx_pkts_all);
sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len;
if (bf_isampdu(bf)) {
if (flags & ATH_TX_ERROR)
TX_STAT_INC(sc, qnum, a_xretries);
else
TX_STAT_INC(sc, qnum, a_completed);
} else {
if (ts->ts_status & ATH9K_TXERR_XRETRY)
TX_STAT_INC(sc, qnum, xretries);
else
TX_STAT_INC(sc, qnum, completed);
}
if (ts->ts_status & ATH9K_TXERR_FILT)
TX_STAT_INC(sc, qnum, txerr_filtered);
if (ts->ts_status & ATH9K_TXERR_FIFO)
TX_STAT_INC(sc, qnum, fifo_underrun);
if (ts->ts_status & ATH9K_TXERR_XTXOP)
TX_STAT_INC(sc, qnum, xtxop);
if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
TX_STAT_INC(sc, qnum, timer_exp);
if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
TX_STAT_INC(sc, qnum, desc_cfg_err);
if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
TX_STAT_INC(sc, qnum, data_underrun);
if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
TX_STAT_INC(sc, qnum, delim_underrun);
}
void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs)
{
ath9k_cmn_debug_stat_rx(&sc->debug.stats.rxstats, rs);
}
static ssize_t read_file_regidx(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, "0x%08x\n", sc->debug.regidx);
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t write_file_regidx(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ath_softc *sc = file->private_data;
unsigned long regidx;
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, &regidx))
return -EINVAL;
sc->debug.regidx = regidx;
return count;
}
static const struct file_operations fops_regidx = {
.read = read_file_regidx,
.write = write_file_regidx,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t read_file_regval(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;
u32 regval;
ath9k_ps_wakeup(sc);
regval = REG_READ_D(ah, sc->debug.regidx);
ath9k_ps_restore(sc);
len = sprintf(buf, "0x%08x\n", regval);
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t write_file_regval(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 regval;
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, &regval))
return -EINVAL;
ath9k_ps_wakeup(sc);
REG_WRITE_D(ah, sc->debug.regidx, regval);
ath9k_ps_restore(sc);
return count;
}
static const struct file_operations fops_regval = {
.read = read_file_regval,
.write = write_file_regval,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
#define REGDUMP_LINE_SIZE 20
static int open_file_regdump(struct inode *inode, struct file *file)
{
struct ath_softc *sc = inode->i_private;
unsigned int len = 0;
u8 *buf;
int i, j = 0;
unsigned long num_regs, regdump_len, max_reg_offset;
static const struct reg_hole {
u32 start;
u32 end;
} reg_hole_list[] = {
{0x0200, 0x07fc},
{0x0c00, 0x0ffc},
{0x2000, 0x3ffc},
{0x4100, 0x6ffc},
{0x705c, 0x7ffc},
{0x0000, 0x0000}
};
max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x8800 : 0xb500;
num_regs = max_reg_offset / 4 + 1;
regdump_len = num_regs * REGDUMP_LINE_SIZE + 1;
buf = vmalloc(regdump_len);
if (!buf)
return -ENOMEM;
ath9k_ps_wakeup(sc);
for (i = 0; i < num_regs; i++) {
if (reg_hole_list[j].start == i << 2) {
i = reg_hole_list[j].end >> 2;
j++;
continue;
}
len += scnprintf(buf + len, regdump_len - len,
"0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2));
}
ath9k_ps_restore(sc);
file->private_data = buf;
return 0;
}
static const struct file_operations fops_regdump = {
.open = open_file_regdump,
.read = ath9k_debugfs_read_buf,
.release = ath9k_debugfs_release_buf,
.owner = THIS_MODULE,
.llseek = default_llseek,/* read accesses f_pos */
};
static int read_file_dump_nfcal(struct seq_file *file, void *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->cur_chan->caldata.nfCalHist;
struct ath_common *common = ath9k_hw_common(ah);
struct ieee80211_conf *conf = &common->hw->conf;
u32 i, j;
u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
u8 nread;
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;
seq_printf(file, " %d\t %d\t %d\t\t", i, h[i].privNF, nread);
for (j = 0; j < nread; j++)
seq_printf(file, " %d", h[i].nfCalBuffer[j]);
seq_puts(file, "\n");
}
return 0;
}
#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;
u32 len = 0, size = 1500;
char *buf;
size_t retval;
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
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_btcoex = {
.read = read_file_btcoex,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
#endif
#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;
char buf[32];
unsigned int len;
len = sprintf(buf, "%u %c\n", ah->dynack.ackto,
(ah->dynack.enabled) ? 'A' : 'S');
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static const struct file_operations fops_ackto = {
.read = read_file_ackto,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
#endif
#ifdef CONFIG_ATH9K_WOW
static ssize_t read_file_wow(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ath_softc *sc = file->private_data;
unsigned int len = 0, size = 32;
ssize_t retval;
char *buf;
buf = kzalloc(size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
len += scnprintf(buf + len, size - len, "WOW: %s\n",
sc->force_wow ? "ENABLED" : "DISABLED");
if (len > size)
len = size;
retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
kfree(buf);
return retval;
}
static ssize_t write_file_wow(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 != 1)
return -EINVAL;
if (!sc->force_wow) {
sc->force_wow = true;
ath9k_init_wow(sc->hw);
}
return count;
}
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
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;
struct ath_hw *ah = sc->sc_ah;
unsigned int len = 0, size = 32;
ssize_t retval;
char *buf;
buf = kzalloc(size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
len += scnprintf(buf + len, size - len, "%s\n",
ah->tpc_enabled ? "ENABLED" : "DISABLED");
if (len > size)
len = size;
retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
kfree(buf);
return retval;
}
static ssize_t write_file_tpc(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 val;
char buf[32];
ssize_t len;
bool tpc_enabled;
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 > 1)
return -EINVAL;
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);
}
return count;
}
static const struct file_operations fops_tpc = {
.read = read_file_tpc,
.write = write_file_tpc,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
static ssize_t read_file_nf_override(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;
if (ah->nf_override == 0)
len = sprintf(buf, "off\n");
else
len = sprintf(buf, "%d\n", ah->nf_override);
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t write_file_nf_override(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;
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 (strncmp("off", buf, 3) == 0)
val = 0;
else if (kstrtol(buf, 0, &val))
return -EINVAL;
if (val > 0)
return -EINVAL;
if (val < -120)
return -EINVAL;
ah->nf_override = val;
if (ah->curchan) {
ath9k_ps_wakeup(sc);
ath9k_hw_loadnf(ah, ah->curchan);
ath9k_ps_restore(sc);
}
return count;
}
static const struct file_operations fops_nf_override = {
.read = read_file_nf_override,
.write = write_file_nf_override,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
/* Ethtool support for get-stats */
#define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO"
static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = {
"tx_pkts_nic",
"tx_bytes_nic",
"rx_pkts_nic",
"rx_bytes_nic",
AMKSTR(d_tx_pkts),
AMKSTR(d_tx_bytes),
AMKSTR(d_tx_mpdus_queued),
AMKSTR(d_tx_mpdus_completed),
AMKSTR(d_tx_mpdu_xretries),
AMKSTR(d_tx_aggregates),
AMKSTR(d_tx_ampdus_queued_hw),
AMKSTR(d_tx_ampdus_completed),
AMKSTR(d_tx_ampdu_retries),
AMKSTR(d_tx_ampdu_xretries),
AMKSTR(d_tx_fifo_underrun),
AMKSTR(d_tx_op_exceeded),
AMKSTR(d_tx_timer_expiry),
AMKSTR(d_tx_desc_cfg_err),
AMKSTR(d_tx_data_underrun),
AMKSTR(d_tx_delim_underrun),
"d_rx_crc_err",
"d_rx_decrypt_crc_err",
"d_rx_phy_err",
"d_rx_mic_err",
"d_rx_pre_delim_crc_err",
"d_rx_post_delim_crc_err",
"d_rx_decrypt_busy_err",
"d_rx_phyerr_radar",
"d_rx_phyerr_ofdm_timing",
"d_rx_phyerr_cck_timing",
};
#define ATH9K_SSTATS_LEN ARRAY_SIZE(ath9k_gstrings_stats)
void ath9k_get_et_strings(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
u32 sset, u8 *data)
{
if (sset == ETH_SS_STATS)
memcpy(data, *ath9k_gstrings_stats,
sizeof(ath9k_gstrings_stats));
}
int ath9k_get_et_sset_count(struct ieee80211_hw *hw,
struct ieee80211_vif *vif, int sset)
{
if (sset == ETH_SS_STATS)
return ATH9K_SSTATS_LEN;
return 0;
}
#define AWDATA(elem) \
do { \
data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].elem; \
data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].elem; \
data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].elem; \
data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].elem; \
} while (0)
#define AWDATA_RX(elem) \
do { \
data[i++] = sc->debug.stats.rxstats.elem; \
} while (0)
void ath9k_get_et_stats(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ethtool_stats *stats, u64 *data)
{
struct ath_softc *sc = hw->priv;
int i = 0;
data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all +
sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all +
sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all +
sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all);
data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all +
sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all +
sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all +
sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all);
AWDATA_RX(rx_pkts_all);
AWDATA_RX(rx_bytes_all);
AWDATA(tx_pkts_all);
AWDATA(tx_bytes_all);
AWDATA(queued);
AWDATA(completed);
AWDATA(xretries);
AWDATA(a_aggr);
AWDATA(a_queued_hw);
AWDATA(a_completed);
AWDATA(a_retries);
AWDATA(a_xretries);
AWDATA(fifo_underrun);
AWDATA(xtxop);
AWDATA(timer_exp);
AWDATA(desc_cfg_err);
AWDATA(data_underrun);
AWDATA(delim_underrun);
AWDATA_RX(crc_err);
AWDATA_RX(decrypt_crc_err);
AWDATA_RX(phy_err);
AWDATA_RX(mic_err);
AWDATA_RX(pre_delim_crc_err);
AWDATA_RX(post_delim_crc_err);
AWDATA_RX(decrypt_busy_err);
AWDATA_RX(phy_err_stats[ATH9K_PHYERR_RADAR]);
AWDATA_RX(phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]);
AWDATA_RX(phy_err_stats[ATH9K_PHYERR_CCK_TIMING]);
WARN_ON(i != ATH9K_SSTATS_LEN);
}
void ath9k_deinit_debug(struct ath_softc *sc)
{
ath9k_cmn_spectral_deinit_debug(&sc->spec_priv);
}
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath_softc *sc = (struct ath_softc *) common->priv;
sc->debug.debugfs_phy = debugfs_create_dir("ath9k",
sc->hw->wiphy->debugfsdir);
if (!sc->debug.debugfs_phy)
return -ENOMEM;
#ifdef CONFIG_ATH_DEBUG
debugfs_create_file("debug", 0600, sc->debug.debugfs_phy,
sc, &fops_debug);
#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_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_devm_seqfile(sc->dev, "misc", sc->debug.debugfs_phy,
read_file_misc);
debugfs_create_file("reset", 0600, sc->debug.debugfs_phy,
sc, &fops_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", 0400, sc->debug.debugfs_phy,
&ah->rxchainmask);
debugfs_create_u8("tx_chainmask", 0400, sc->debug.debugfs_phy,
&ah->txchainmask);
debugfs_create_file("ani", 0600,
sc->debug.debugfs_phy, sc, &fops_ani);
debugfs_create_bool("paprd", 0600, sc->debug.debugfs_phy,
&sc->sc_ah->config.enable_paprd);
debugfs_create_file("regidx", 0600, sc->debug.debugfs_phy,
sc, &fops_regidx);
debugfs_create_file("regval", 0600, sc->debug.debugfs_phy,
sc, &fops_regval);
debugfs_create_bool("ignore_extcca", 0600,
sc->debug.debugfs_phy,
&ah->config.cwm_ignore_extcca);
debugfs_create_file("regdump", 0400, sc->debug.debugfs_phy, sc,
&fops_regdump);
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", 0600,
sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask);
debugfs_create_u32("gpio_val", 0600,
sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
debugfs_create_file("antenna_diversity", 0400,
sc->debug.debugfs_phy, sc, &fops_antenna_diversity);
#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
debugfs_create_file("bt_ant_diversity", 0600,
sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity);
debugfs_create_file("btcoex", 0400, sc->debug.debugfs_phy, sc,
&fops_btcoex);
#endif
#ifdef CONFIG_ATH9K_WOW
debugfs_create_file("wow", 0600, sc->debug.debugfs_phy, sc, &fops_wow);
#endif
#ifdef CONFIG_ATH9K_DYNACK
debugfs_create_file("ack_to", 0400, sc->debug.debugfs_phy,
sc, &fops_ackto);
#endif
debugfs_create_file("tpc", 0600, sc->debug.debugfs_phy, sc, &fops_tpc);
debugfs_create_file("nf_override", 0600,
sc->debug.debugfs_phy, sc, &fops_nf_override);
return 0;
}