1396 lines
39 KiB
C
1396 lines
39 KiB
C
/*
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* Copyright (c) 2008-2011 Atheros Communications Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <linux/slab.h>
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#include <linux/vmalloc.h>
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#include <linux/export.h>
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#include <asm/unaligned.h>
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#include "ath9k.h"
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#define REG_WRITE_D(_ah, _reg, _val) \
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ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg))
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#define REG_READ_D(_ah, _reg) \
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ath9k_hw_common(_ah)->ops->read((_ah), (_reg))
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void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause)
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{
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if (sync_cause)
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sc->debug.stats.istats.sync_cause_all++;
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if (sync_cause & AR_INTR_SYNC_RTC_IRQ)
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sc->debug.stats.istats.sync_rtc_irq++;
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if (sync_cause & AR_INTR_SYNC_MAC_IRQ)
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sc->debug.stats.istats.sync_mac_irq++;
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if (sync_cause & AR_INTR_SYNC_EEPROM_ILLEGAL_ACCESS)
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sc->debug.stats.istats.eeprom_illegal_access++;
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if (sync_cause & AR_INTR_SYNC_APB_TIMEOUT)
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sc->debug.stats.istats.apb_timeout++;
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if (sync_cause & AR_INTR_SYNC_PCI_MODE_CONFLICT)
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sc->debug.stats.istats.pci_mode_conflict++;
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if (sync_cause & AR_INTR_SYNC_HOST1_FATAL)
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sc->debug.stats.istats.host1_fatal++;
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if (sync_cause & AR_INTR_SYNC_HOST1_PERR)
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sc->debug.stats.istats.host1_perr++;
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if (sync_cause & AR_INTR_SYNC_TRCV_FIFO_PERR)
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sc->debug.stats.istats.trcv_fifo_perr++;
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if (sync_cause & AR_INTR_SYNC_RADM_CPL_EP)
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sc->debug.stats.istats.radm_cpl_ep++;
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if (sync_cause & AR_INTR_SYNC_RADM_CPL_DLLP_ABORT)
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sc->debug.stats.istats.radm_cpl_dllp_abort++;
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if (sync_cause & AR_INTR_SYNC_RADM_CPL_TLP_ABORT)
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sc->debug.stats.istats.radm_cpl_tlp_abort++;
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if (sync_cause & AR_INTR_SYNC_RADM_CPL_ECRC_ERR)
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sc->debug.stats.istats.radm_cpl_ecrc_err++;
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if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT)
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sc->debug.stats.istats.radm_cpl_timeout++;
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if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT)
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sc->debug.stats.istats.local_timeout++;
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if (sync_cause & AR_INTR_SYNC_PM_ACCESS)
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sc->debug.stats.istats.pm_access++;
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if (sync_cause & AR_INTR_SYNC_MAC_AWAKE)
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sc->debug.stats.istats.mac_awake++;
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if (sync_cause & AR_INTR_SYNC_MAC_ASLEEP)
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sc->debug.stats.istats.mac_asleep++;
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if (sync_cause & AR_INTR_SYNC_MAC_SLEEP_ACCESS)
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sc->debug.stats.istats.mac_sleep_access++;
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}
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static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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u8 *buf = file->private_data;
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return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
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}
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static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file)
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{
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vfree(file->private_data);
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return 0;
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}
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#ifdef CONFIG_ATH_DEBUG
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static ssize_t read_file_debug(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_softc *sc = file->private_data;
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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char buf[32];
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unsigned int len;
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len = sprintf(buf, "0x%08x\n", common->debug_mask);
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return simple_read_from_buffer(user_buf, count, ppos, buf, len);
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}
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static ssize_t write_file_debug(struct file *file, const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_softc *sc = file->private_data;
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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unsigned long mask;
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char buf[32];
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ssize_t len;
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len = min(count, sizeof(buf) - 1);
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if (copy_from_user(buf, user_buf, len))
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return -EFAULT;
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buf[len] = '\0';
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if (kstrtoul(buf, 0, &mask))
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return -EINVAL;
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common->debug_mask = mask;
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return count;
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}
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static const struct file_operations fops_debug = {
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.read = read_file_debug,
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.write = write_file_debug,
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.open = simple_open,
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.owner = THIS_MODULE,
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.llseek = default_llseek,
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};
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#endif
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#define DMA_BUF_LEN 1024
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static ssize_t read_file_ani(struct file *file, char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_softc *sc = file->private_data;
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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struct ath_hw *ah = sc->sc_ah;
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unsigned int len = 0;
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const unsigned int size = 1024;
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ssize_t retval = 0;
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char *buf;
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int i;
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struct {
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const char *name;
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unsigned int val;
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} ani_info[] = {
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{ "ANI RESET", ah->stats.ast_ani_reset },
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{ "OFDM LEVEL", ah->ani.ofdmNoiseImmunityLevel },
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{ "CCK LEVEL", ah->ani.cckNoiseImmunityLevel },
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{ "SPUR UP", ah->stats.ast_ani_spurup },
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{ "SPUR DOWN", ah->stats.ast_ani_spurup },
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{ "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon },
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{ "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff },
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{ "MRC-CCK ON", ah->stats.ast_ani_ccklow },
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{ "MRC-CCK OFF", ah->stats.ast_ani_cckhigh },
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{ "FIR-STEP UP", ah->stats.ast_ani_stepup },
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{ "FIR-STEP DOWN", ah->stats.ast_ani_stepdown },
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{ "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero },
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{ "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs },
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{ "CCK ERRORS", ah->stats.ast_ani_cckerrs },
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};
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buf = kzalloc(size, GFP_KERNEL);
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if (buf == NULL)
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return -ENOMEM;
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len += scnprintf(buf + len, size - len, "%15s: %s\n", "ANI",
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common->disable_ani ? "DISABLED" : "ENABLED");
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if (common->disable_ani)
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goto exit;
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for (i = 0; i < ARRAY_SIZE(ani_info); i++)
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len += scnprintf(buf + len, size - len, "%15s: %u\n",
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ani_info[i].name, ani_info[i].val);
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exit:
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if (len > size)
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len = size;
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retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
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kfree(buf);
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return retval;
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}
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static ssize_t write_file_ani(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_softc *sc = file->private_data;
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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unsigned long ani;
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char buf[32];
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ssize_t len;
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len = min(count, sizeof(buf) - 1);
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if (copy_from_user(buf, user_buf, len))
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return -EFAULT;
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buf[len] = '\0';
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if (kstrtoul(buf, 0, &ani))
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return -EINVAL;
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if (ani > 1)
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return -EINVAL;
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common->disable_ani = !ani;
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if (common->disable_ani) {
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clear_bit(ATH_OP_ANI_RUN, &common->op_flags);
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ath_stop_ani(sc);
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} else {
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ath_check_ani(sc);
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}
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return count;
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}
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static const struct file_operations fops_ani = {
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.read = read_file_ani,
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.write = write_file_ani,
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.open = simple_open,
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.owner = THIS_MODULE,
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.llseek = default_llseek,
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};
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#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
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static ssize_t read_file_bt_ant_diversity(struct file *file,
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char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_softc *sc = file->private_data;
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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char buf[32];
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unsigned int len;
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len = sprintf(buf, "%d\n", common->bt_ant_diversity);
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return simple_read_from_buffer(user_buf, count, ppos, buf, len);
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}
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static ssize_t write_file_bt_ant_diversity(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_softc *sc = file->private_data;
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struct ath_common *common = ath9k_hw_common(sc->sc_ah);
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struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps;
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unsigned long bt_ant_diversity;
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char buf[32];
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ssize_t len;
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len = min(count, sizeof(buf) - 1);
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if (copy_from_user(buf, user_buf, len))
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return -EFAULT;
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if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV))
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goto exit;
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buf[len] = '\0';
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if (kstrtoul(buf, 0, &bt_ant_diversity))
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return -EINVAL;
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common->bt_ant_diversity = !!bt_ant_diversity;
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ath9k_ps_wakeup(sc);
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ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity);
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ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n",
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common->bt_ant_diversity);
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ath9k_ps_restore(sc);
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exit:
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return count;
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}
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static const struct file_operations fops_bt_ant_diversity = {
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.read = read_file_bt_ant_diversity,
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.write = write_file_bt_ant_diversity,
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.open = simple_open,
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.owner = THIS_MODULE,
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.llseek = default_llseek,
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};
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#endif
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void ath9k_debug_stat_ant(struct ath_softc *sc,
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struct ath_hw_antcomb_conf *div_ant_conf,
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int main_rssi_avg, int alt_rssi_avg)
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{
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struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN];
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struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT];
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as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++;
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as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++;
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as_main->rssi_avg = main_rssi_avg;
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as_alt->rssi_avg = alt_rssi_avg;
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}
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static ssize_t read_file_antenna_diversity(struct file *file,
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char __user *user_buf,
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size_t count, loff_t *ppos)
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{
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struct ath_softc *sc = file->private_data;
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struct ath_hw *ah = sc->sc_ah;
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struct ath9k_hw_capabilities *pCap = &ah->caps;
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struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN];
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struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT];
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struct ath_hw_antcomb_conf div_ant_conf;
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unsigned int len = 0;
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const unsigned int size = 1024;
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ssize_t retval = 0;
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char *buf;
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static const char *lna_conf_str[4] = {
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"LNA1_MINUS_LNA2", "LNA2", "LNA1", "LNA1_PLUS_LNA2"
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};
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buf = kzalloc(size, GFP_KERNEL);
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if (buf == NULL)
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return -ENOMEM;
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if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) {
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len += scnprintf(buf + len, size - len, "%s\n",
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"Antenna Diversity Combining is disabled");
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goto exit;
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}
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ath9k_ps_wakeup(sc);
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ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf);
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len += scnprintf(buf + len, size - len, "Current MAIN config : %s\n",
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lna_conf_str[div_ant_conf.main_lna_conf]);
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len += scnprintf(buf + len, size - len, "Current ALT config : %s\n",
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lna_conf_str[div_ant_conf.alt_lna_conf]);
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len += scnprintf(buf + len, size - len, "Average MAIN RSSI : %d\n",
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as_main->rssi_avg);
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len += scnprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n",
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as_alt->rssi_avg);
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ath9k_ps_restore(sc);
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len += scnprintf(buf + len, size - len, "Packet Receive Cnt:\n");
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len += scnprintf(buf + len, size - len, "-------------------\n");
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len += scnprintf(buf + len, size - len, "%30s%15s\n",
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"MAIN", "ALT");
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
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"TOTAL COUNT",
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as_main->recv_cnt,
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as_alt->recv_cnt);
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
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"LNA1",
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as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1],
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as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]);
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
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"LNA2",
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as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2],
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as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]);
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
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"LNA1 + LNA2",
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as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2],
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as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]);
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
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"LNA1 - LNA2",
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as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2],
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as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]);
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len += scnprintf(buf + len, size - len, "\nLNA Config Attempts:\n");
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len += scnprintf(buf + len, size - len, "--------------------\n");
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len += scnprintf(buf + len, size - len, "%30s%15s\n",
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"MAIN", "ALT");
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
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"LNA1",
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as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1],
|
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as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]);
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
|
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"LNA2",
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as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2],
|
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as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]);
|
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
|
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"LNA1 + LNA2",
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as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2],
|
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as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]);
|
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len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n",
|
|
"LNA1 - LNA2",
|
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as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2],
|
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as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]);
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|
|
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exit:
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if (len > size)
|
|
len = size;
|
|
|
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retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
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kfree(buf);
|
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|
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return retval;
|
|
}
|
|
|
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static const struct file_operations fops_antenna_diversity = {
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.read = read_file_antenna_diversity,
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.open = simple_open,
|
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.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
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static int read_file_dma(struct seq_file *file, void *data)
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{
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struct ieee80211_hw *hw = dev_get_drvdata(file->private);
|
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struct ath_softc *sc = hw->priv;
|
|
struct ath_hw *ah = sc->sc_ah;
|
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u32 val[ATH9K_NUM_DMA_DEBUG_REGS];
|
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int i, qcuOffset = 0, dcuOffset = 0;
|
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u32 *qcuBase = &val[0], *dcuBase = &val[4];
|
|
|
|
ath9k_ps_wakeup(sc);
|
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|
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REG_WRITE_D(ah, AR_MACMISC,
|
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((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) |
|
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(AR_MACMISC_MISC_OBS_BUS_1 <<
|
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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++) {
|
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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("WATHDOG", 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 Queued SW:", a_queued_sw);
|
|
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 ", "pending", txq->pending_frames);
|
|
seq_printf(file, "%s: %d\n", "stopped", txq->stopped);
|
|
|
|
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 WDS: %i",
|
|
i++, (int)(ctx->assigned), iter_data.naps,
|
|
iter_data.nstations,
|
|
iter_data.nmeshes, iter_data.nwds);
|
|
seq_printf(file, " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n",
|
|
iter_data.nadhocs, sc->cur_chan->nvifs,
|
|
sc->nbcnvifs);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int read_file_reset(struct seq_file *file, void *data)
|
|
{
|
|
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",
|
|
};
|
|
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;
|
|
}
|
|
|
|
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(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(qnum, a_xretries);
|
|
else
|
|
TX_STAT_INC(qnum, a_completed);
|
|
} else {
|
|
if (ts->ts_status & ATH9K_TXERR_XRETRY)
|
|
TX_STAT_INC(qnum, xretries);
|
|
else
|
|
TX_STAT_INC(qnum, completed);
|
|
}
|
|
|
|
if (ts->ts_status & ATH9K_TXERR_FILT)
|
|
TX_STAT_INC(qnum, txerr_filtered);
|
|
if (ts->ts_status & ATH9K_TXERR_FIFO)
|
|
TX_STAT_INC(qnum, fifo_underrun);
|
|
if (ts->ts_status & ATH9K_TXERR_XTXOP)
|
|
TX_STAT_INC(qnum, xtxop);
|
|
if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED)
|
|
TX_STAT_INC(qnum, timer_exp);
|
|
if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR)
|
|
TX_STAT_INC(qnum, desc_cfg_err);
|
|
if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN)
|
|
TX_STAT_INC(qnum, data_underrun);
|
|
if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN)
|
|
TX_STAT_INC(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, ®idx))
|
|
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, ®val))
|
|
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;
|
|
unsigned long num_regs, regdump_len, max_reg_offset;
|
|
|
|
max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 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++)
|
|
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;
|
|
}
|
|
|
|
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 = seq_read,
|
|
.open = open_file_dump_nfcal,
|
|
.owner = THIS_MODULE,
|
|
.llseek = seq_lseek,
|
|
.release = single_release,
|
|
};
|
|
|
|
#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 < 0 || 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,
|
|
};
|
|
|
|
/* 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_queued_sw),
|
|
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_queued_sw);
|
|
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", S_IRUSR | S_IWUSR, 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_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,
|
|
&sc->tx.txq_max_pending[IEEE80211_AC_BE]);
|
|
debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
|
|
&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_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,
|
|
sc, &fops_regidx);
|
|
debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
|
|
sc, &fops_regval);
|
|
debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
|
|
sc->debug.debugfs_phy,
|
|
&ah->config.cwm_ignore_extcca);
|
|
debugfs_create_file("regdump", S_IRUSR, 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", 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("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;
|
|
}
|