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1453 lines
40 KiB
1453 lines
40 KiB
/* |
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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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|
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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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|
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#include "ath9k.h" |
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|
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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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|
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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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|
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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_spurdown }, |
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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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|
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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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|
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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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|
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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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|
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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", |
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"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) |
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len = size; |
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|
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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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} |
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|
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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, |
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.llseek = default_llseek, |
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}; |
|
|
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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; |
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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]; |
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|
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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))); |
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|
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seq_puts(file, "Raw DMA Debug values:\n"); |
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|
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for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { |
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if (i % 4 == 0) |
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seq_puts(file, "\n"); |
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|
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val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); |
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seq_printf(file, "%d: %08x ", i, val[i]); |
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} |
|
|
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seq_puts(file, "\n\n"); |
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seq_puts(file, "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); |
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|
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for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { |
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if (i == 8) { |
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qcuOffset = 0; |
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qcuBase++; |
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} |
|
|
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if (i == 6) { |
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dcuOffset = 0; |
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dcuBase++; |
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} |
|
|
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seq_printf(file, "%2d %2x %1x %2x %2x\n", |
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i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, |
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(*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), |
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(val[2] & (0x7 << (i * 3))) >> (i * 3), |
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(*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); |
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} |
|
|
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seq_puts(file, "\n"); |
|
|
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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", |
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(val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); |
|
seq_printf(file, "dcu_arb state: %2x dcu_fp state: %2x\n", |
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(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 ieee80211_hw *hw = dev_get_drvdata(file->private); |
|
struct ath_softc *sc = hw->priv; |
|
static const char * const reset_cause[__RESET_TYPE_MAX] = { |
|
[RESET_TYPE_BB_HANG] = "Baseband Hang", |
|
[RESET_TYPE_BB_WATCHDOG] = "Baseband Watchdog", |
|
[RESET_TYPE_FATAL_INT] = "Fatal HW Error", |
|
[RESET_TYPE_TX_ERROR] = "TX HW error", |
|
[RESET_TYPE_TX_GTT] = "Transmit timeout", |
|
[RESET_TYPE_TX_HANG] = "TX Path Hang", |
|
[RESET_TYPE_PLL_HANG] = "PLL RX Hang", |
|
[RESET_TYPE_MAC_HANG] = "MAC Hang", |
|
[RESET_TYPE_BEACON_STUCK] = "Stuck Beacon", |
|
[RESET_TYPE_MCI] = "MCI Reset", |
|
[RESET_TYPE_CALIBRATION] = "Calibration error", |
|
[RESET_TX_DMA_ERROR] = "Tx DMA stop error", |
|
[RESET_RX_DMA_ERROR] = "Rx DMA stop error", |
|
}; |
|
int i; |
|
|
|
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(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, ®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, 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_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", 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; |
|
}
|
|
|