1874 lines
45 KiB
C
1874 lines
45 KiB
C
/*
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* Copyright (c) 2004-2011 Atheros Communications Inc.
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* Copyright (c) 2011-2012 Qualcomm Atheros, 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 "core.h"
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#include <linux/skbuff.h>
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#include <linux/fs.h>
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#include <linux/vmalloc.h>
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#include <linux/export.h>
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#include "debug.h"
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#include "target.h"
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struct ath6kl_fwlog_slot {
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__le32 timestamp;
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__le32 length;
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/* max ATH6KL_FWLOG_PAYLOAD_SIZE bytes */
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u8 payload[];
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};
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#define ATH6KL_FWLOG_MAX_ENTRIES 20
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#define ATH6KL_FWLOG_VALID_MASK 0x1ffff
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void ath6kl_printk(const char *level, const char *fmt, ...)
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{
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struct va_format vaf;
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va_list args;
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va_start(args, fmt);
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vaf.fmt = fmt;
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vaf.va = &args;
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printk("%sath6kl: %pV", level, &vaf);
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va_end(args);
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}
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EXPORT_SYMBOL(ath6kl_printk);
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void ath6kl_info(const char *fmt, ...)
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{
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struct va_format vaf = {
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.fmt = fmt,
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};
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va_list args;
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va_start(args, fmt);
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vaf.va = &args;
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ath6kl_printk(KERN_INFO, "%pV", &vaf);
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trace_ath6kl_log_info(&vaf);
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va_end(args);
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}
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EXPORT_SYMBOL(ath6kl_info);
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void ath6kl_err(const char *fmt, ...)
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{
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struct va_format vaf = {
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.fmt = fmt,
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};
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va_list args;
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va_start(args, fmt);
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vaf.va = &args;
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ath6kl_printk(KERN_ERR, "%pV", &vaf);
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trace_ath6kl_log_err(&vaf);
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va_end(args);
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}
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EXPORT_SYMBOL(ath6kl_err);
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void ath6kl_warn(const char *fmt, ...)
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{
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struct va_format vaf = {
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.fmt = fmt,
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};
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va_list args;
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va_start(args, fmt);
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vaf.va = &args;
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ath6kl_printk(KERN_WARNING, "%pV", &vaf);
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trace_ath6kl_log_warn(&vaf);
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va_end(args);
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}
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EXPORT_SYMBOL(ath6kl_warn);
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int ath6kl_read_tgt_stats(struct ath6kl *ar, struct ath6kl_vif *vif)
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{
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long left;
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if (down_interruptible(&ar->sem))
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return -EBUSY;
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set_bit(STATS_UPDATE_PEND, &vif->flags);
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if (ath6kl_wmi_get_stats_cmd(ar->wmi, 0)) {
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up(&ar->sem);
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return -EIO;
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}
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left = wait_event_interruptible_timeout(ar->event_wq,
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!test_bit(STATS_UPDATE_PEND,
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&vif->flags), WMI_TIMEOUT);
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up(&ar->sem);
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if (left <= 0)
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return -ETIMEDOUT;
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return 0;
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}
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EXPORT_SYMBOL(ath6kl_read_tgt_stats);
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#ifdef CONFIG_ATH6KL_DEBUG
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void ath6kl_dbg(enum ATH6K_DEBUG_MASK mask, const char *fmt, ...)
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{
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struct va_format vaf;
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va_list args;
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va_start(args, fmt);
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vaf.fmt = fmt;
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vaf.va = &args;
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if (debug_mask & mask)
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ath6kl_printk(KERN_DEBUG, "%pV", &vaf);
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trace_ath6kl_log_dbg(mask, &vaf);
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va_end(args);
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}
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EXPORT_SYMBOL(ath6kl_dbg);
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void ath6kl_dbg_dump(enum ATH6K_DEBUG_MASK mask,
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const char *msg, const char *prefix,
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const void *buf, size_t len)
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{
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if (debug_mask & mask) {
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if (msg)
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ath6kl_dbg(mask, "%s\n", msg);
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print_hex_dump_bytes(prefix, DUMP_PREFIX_OFFSET, buf, len);
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}
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/* tracing code doesn't like null strings :/ */
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trace_ath6kl_log_dbg_dump(msg ? msg : "", prefix ? prefix : "",
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buf, len);
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}
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EXPORT_SYMBOL(ath6kl_dbg_dump);
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#define REG_OUTPUT_LEN_PER_LINE 25
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#define REGTYPE_STR_LEN 100
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struct ath6kl_diag_reg_info {
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u32 reg_start;
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u32 reg_end;
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const char *reg_info;
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};
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static const struct ath6kl_diag_reg_info diag_reg[] = {
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{ 0x20000, 0x200fc, "General DMA and Rx registers" },
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{ 0x28000, 0x28900, "MAC PCU register & keycache" },
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{ 0x20800, 0x20a40, "QCU" },
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{ 0x21000, 0x212f0, "DCU" },
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{ 0x4000, 0x42e4, "RTC" },
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{ 0x540000, 0x540000 + (256 * 1024), "RAM" },
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{ 0x29800, 0x2B210, "Base Band" },
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{ 0x1C000, 0x1C748, "Analog" },
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};
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void ath6kl_dump_registers(struct ath6kl_device *dev,
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struct ath6kl_irq_proc_registers *irq_proc_reg,
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struct ath6kl_irq_enable_reg *irq_enable_reg)
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{
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ath6kl_dbg(ATH6KL_DBG_IRQ, ("<------- Register Table -------->\n"));
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if (irq_proc_reg != NULL) {
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"Host Int status: 0x%x\n",
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irq_proc_reg->host_int_status);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"CPU Int status: 0x%x\n",
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irq_proc_reg->cpu_int_status);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"Error Int status: 0x%x\n",
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irq_proc_reg->error_int_status);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"Counter Int status: 0x%x\n",
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irq_proc_reg->counter_int_status);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"Mbox Frame: 0x%x\n",
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irq_proc_reg->mbox_frame);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"Rx Lookahead Valid: 0x%x\n",
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irq_proc_reg->rx_lkahd_valid);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"Rx Lookahead 0: 0x%x\n",
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irq_proc_reg->rx_lkahd[0]);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"Rx Lookahead 1: 0x%x\n",
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irq_proc_reg->rx_lkahd[1]);
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if (dev->ar->mbox_info.gmbox_addr != 0) {
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/*
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* If the target supports GMBOX hardware, dump some
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* additional state.
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*/
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"GMBOX Host Int status 2: 0x%x\n",
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irq_proc_reg->host_int_status2);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"GMBOX RX Avail: 0x%x\n",
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irq_proc_reg->gmbox_rx_avail);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"GMBOX lookahead alias 0: 0x%x\n",
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irq_proc_reg->rx_gmbox_lkahd_alias[0]);
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"GMBOX lookahead alias 1: 0x%x\n",
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irq_proc_reg->rx_gmbox_lkahd_alias[1]);
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}
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}
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if (irq_enable_reg != NULL) {
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ath6kl_dbg(ATH6KL_DBG_IRQ,
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"Int status Enable: 0x%x\n",
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irq_enable_reg->int_status_en);
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ath6kl_dbg(ATH6KL_DBG_IRQ, "Counter Int status Enable: 0x%x\n",
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irq_enable_reg->cntr_int_status_en);
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}
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ath6kl_dbg(ATH6KL_DBG_IRQ, "<------------------------------->\n");
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}
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static void dump_cred_dist(struct htc_endpoint_credit_dist *ep_dist)
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{
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ath6kl_dbg(ATH6KL_DBG_CREDIT,
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"--- endpoint: %d svc_id: 0x%X ---\n",
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ep_dist->endpoint, ep_dist->svc_id);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " dist_flags : 0x%X\n",
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ep_dist->dist_flags);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_norm : %d\n",
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ep_dist->cred_norm);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_min : %d\n",
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ep_dist->cred_min);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " credits : %d\n",
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ep_dist->credits);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_assngd : %d\n",
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ep_dist->cred_assngd);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " seek_cred : %d\n",
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ep_dist->seek_cred);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_sz : %d\n",
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ep_dist->cred_sz);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_per_msg : %d\n",
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ep_dist->cred_per_msg);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " cred_to_dist : %d\n",
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ep_dist->cred_to_dist);
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ath6kl_dbg(ATH6KL_DBG_CREDIT, " txq_depth : %d\n",
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get_queue_depth(&ep_dist->htc_ep->txq));
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ath6kl_dbg(ATH6KL_DBG_CREDIT,
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"----------------------------------\n");
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}
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/* FIXME: move to htc.c */
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void dump_cred_dist_stats(struct htc_target *target)
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{
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struct htc_endpoint_credit_dist *ep_list;
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list_for_each_entry(ep_list, &target->cred_dist_list, list)
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dump_cred_dist(ep_list);
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ath6kl_dbg(ATH6KL_DBG_CREDIT,
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"credit distribution total %d free %d\n",
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target->credit_info->total_avail_credits,
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target->credit_info->cur_free_credits);
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}
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void ath6kl_debug_war(struct ath6kl *ar, enum ath6kl_war war)
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{
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switch (war) {
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case ATH6KL_WAR_INVALID_RATE:
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ar->debug.war_stats.invalid_rate++;
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break;
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}
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}
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static ssize_t read_file_war_stats(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 ath6kl *ar = file->private_data;
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char *buf;
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unsigned int len = 0, buf_len = 1500;
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ssize_t ret_cnt;
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buf = kzalloc(buf_len, GFP_KERNEL);
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if (!buf)
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return -ENOMEM;
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len += scnprintf(buf + len, buf_len - len, "\n");
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len += scnprintf(buf + len, buf_len - len, "%25s\n",
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"Workaround stats");
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len += scnprintf(buf + len, buf_len - len, "%25s\n\n",
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"=================");
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len += scnprintf(buf + len, buf_len - len, "%20s %10u\n",
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"Invalid rates", ar->debug.war_stats.invalid_rate);
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if (WARN_ON(len > buf_len))
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len = buf_len;
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ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
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kfree(buf);
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return ret_cnt;
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}
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static const struct file_operations fops_war_stats = {
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.read = read_file_war_stats,
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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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void ath6kl_debug_fwlog_event(struct ath6kl *ar, const void *buf, size_t len)
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{
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struct ath6kl_fwlog_slot *slot;
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struct sk_buff *skb;
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size_t slot_len;
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if (WARN_ON(len > ATH6KL_FWLOG_PAYLOAD_SIZE))
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return;
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slot_len = sizeof(*slot) + ATH6KL_FWLOG_PAYLOAD_SIZE;
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skb = alloc_skb(slot_len, GFP_KERNEL);
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if (!skb)
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return;
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slot = skb_put(skb, slot_len);
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slot->timestamp = cpu_to_le32(jiffies);
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slot->length = cpu_to_le32(len);
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memcpy(slot->payload, buf, len);
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/* Need to pad each record to fixed length ATH6KL_FWLOG_PAYLOAD_SIZE */
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memset(slot->payload + len, 0, ATH6KL_FWLOG_PAYLOAD_SIZE - len);
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spin_lock(&ar->debug.fwlog_queue.lock);
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__skb_queue_tail(&ar->debug.fwlog_queue, skb);
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complete(&ar->debug.fwlog_completion);
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/* drop oldest entries */
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while (skb_queue_len(&ar->debug.fwlog_queue) >
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ATH6KL_FWLOG_MAX_ENTRIES) {
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skb = __skb_dequeue(&ar->debug.fwlog_queue);
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kfree_skb(skb);
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}
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spin_unlock(&ar->debug.fwlog_queue.lock);
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return;
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}
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static int ath6kl_fwlog_open(struct inode *inode, struct file *file)
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{
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struct ath6kl *ar = inode->i_private;
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if (ar->debug.fwlog_open)
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return -EBUSY;
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ar->debug.fwlog_open = true;
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file->private_data = inode->i_private;
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return 0;
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}
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static int ath6kl_fwlog_release(struct inode *inode, struct file *file)
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{
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struct ath6kl *ar = inode->i_private;
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ar->debug.fwlog_open = false;
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return 0;
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}
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static ssize_t ath6kl_fwlog_read(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 ath6kl *ar = file->private_data;
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struct sk_buff *skb;
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ssize_t ret_cnt;
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size_t len = 0;
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char *buf;
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buf = vmalloc(count);
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if (!buf)
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return -ENOMEM;
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/* read undelivered logs from firmware */
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ath6kl_read_fwlogs(ar);
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spin_lock(&ar->debug.fwlog_queue.lock);
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while ((skb = __skb_dequeue(&ar->debug.fwlog_queue))) {
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if (skb->len > count - len) {
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/* not enough space, put skb back and leave */
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__skb_queue_head(&ar->debug.fwlog_queue, skb);
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break;
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}
|
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|
|
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memcpy(buf + len, skb->data, skb->len);
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len += skb->len;
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|
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kfree_skb(skb);
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}
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|
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spin_unlock(&ar->debug.fwlog_queue.lock);
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|
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/* FIXME: what to do if len == 0? */
|
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|
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ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
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|
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vfree(buf);
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|
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return ret_cnt;
|
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}
|
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|
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static const struct file_operations fops_fwlog = {
|
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.open = ath6kl_fwlog_open,
|
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.release = ath6kl_fwlog_release,
|
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.read = ath6kl_fwlog_read,
|
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.owner = THIS_MODULE,
|
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.llseek = default_llseek,
|
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};
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|
|
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static ssize_t ath6kl_fwlog_block_read(struct file *file,
|
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char __user *user_buf,
|
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size_t count,
|
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loff_t *ppos)
|
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{
|
|
struct ath6kl *ar = file->private_data;
|
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struct sk_buff *skb;
|
|
ssize_t ret_cnt;
|
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size_t len = 0, not_copied;
|
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char *buf;
|
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int ret;
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|
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buf = vmalloc(count);
|
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if (!buf)
|
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return -ENOMEM;
|
|
|
|
spin_lock(&ar->debug.fwlog_queue.lock);
|
|
|
|
if (skb_queue_len(&ar->debug.fwlog_queue) == 0) {
|
|
/* we must init under queue lock */
|
|
init_completion(&ar->debug.fwlog_completion);
|
|
|
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spin_unlock(&ar->debug.fwlog_queue.lock);
|
|
|
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ret = wait_for_completion_interruptible(
|
|
&ar->debug.fwlog_completion);
|
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if (ret == -ERESTARTSYS) {
|
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vfree(buf);
|
|
return ret;
|
|
}
|
|
|
|
spin_lock(&ar->debug.fwlog_queue.lock);
|
|
}
|
|
|
|
while ((skb = __skb_dequeue(&ar->debug.fwlog_queue))) {
|
|
if (skb->len > count - len) {
|
|
/* not enough space, put skb back and leave */
|
|
__skb_queue_head(&ar->debug.fwlog_queue, skb);
|
|
break;
|
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}
|
|
|
|
|
|
memcpy(buf + len, skb->data, skb->len);
|
|
len += skb->len;
|
|
|
|
kfree_skb(skb);
|
|
}
|
|
|
|
spin_unlock(&ar->debug.fwlog_queue.lock);
|
|
|
|
/* FIXME: what to do if len == 0? */
|
|
|
|
not_copied = copy_to_user(user_buf, buf, len);
|
|
if (not_copied != 0) {
|
|
ret_cnt = -EFAULT;
|
|
goto out;
|
|
}
|
|
|
|
*ppos = *ppos + len;
|
|
|
|
ret_cnt = len;
|
|
|
|
out:
|
|
vfree(buf);
|
|
|
|
return ret_cnt;
|
|
}
|
|
|
|
static const struct file_operations fops_fwlog_block = {
|
|
.open = ath6kl_fwlog_open,
|
|
.release = ath6kl_fwlog_release,
|
|
.read = ath6kl_fwlog_block_read,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_fwlog_mask_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
char buf[16];
|
|
int len;
|
|
|
|
len = snprintf(buf, sizeof(buf), "0x%x\n", ar->debug.fwlog_mask);
|
|
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
}
|
|
|
|
static ssize_t ath6kl_fwlog_mask_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
int ret;
|
|
|
|
ret = kstrtou32_from_user(user_buf, count, 0, &ar->debug.fwlog_mask);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = ath6kl_wmi_config_debug_module_cmd(ar->wmi,
|
|
ATH6KL_FWLOG_VALID_MASK,
|
|
ar->debug.fwlog_mask);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_fwlog_mask = {
|
|
.open = simple_open,
|
|
.read = ath6kl_fwlog_mask_read,
|
|
.write = ath6kl_fwlog_mask_write,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t read_file_tgt_stats(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct ath6kl_vif *vif;
|
|
struct target_stats *tgt_stats;
|
|
char *buf;
|
|
unsigned int len = 0, buf_len = 1500;
|
|
int i;
|
|
ssize_t ret_cnt;
|
|
int rv;
|
|
|
|
vif = ath6kl_vif_first(ar);
|
|
if (!vif)
|
|
return -EIO;
|
|
|
|
buf = kzalloc(buf_len, GFP_KERNEL);
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
rv = ath6kl_read_tgt_stats(ar, vif);
|
|
if (rv < 0) {
|
|
kfree(buf);
|
|
return rv;
|
|
}
|
|
|
|
tgt_stats = &vif->target_stats;
|
|
|
|
len += scnprintf(buf + len, buf_len - len, "\n");
|
|
len += scnprintf(buf + len, buf_len - len, "%25s\n",
|
|
"Target Tx stats");
|
|
len += scnprintf(buf + len, buf_len - len, "%25s\n\n",
|
|
"=================");
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Ucast packets", tgt_stats->tx_ucast_pkt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Bcast packets", tgt_stats->tx_bcast_pkt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Ucast byte", tgt_stats->tx_ucast_byte);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Bcast byte", tgt_stats->tx_bcast_byte);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Rts success cnt", tgt_stats->tx_rts_success_cnt);
|
|
for (i = 0; i < 4; i++)
|
|
len += scnprintf(buf + len, buf_len - len,
|
|
"%18s %d %10llu\n", "PER on ac",
|
|
i, tgt_stats->tx_pkt_per_ac[i]);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Error", tgt_stats->tx_err);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Fail count", tgt_stats->tx_fail_cnt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Retry count", tgt_stats->tx_retry_cnt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Multi retry cnt", tgt_stats->tx_mult_retry_cnt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Rts fail cnt", tgt_stats->tx_rts_fail_cnt);
|
|
len += scnprintf(buf + len, buf_len - len, "%25s %10llu\n\n",
|
|
"TKIP counter measure used",
|
|
tgt_stats->tkip_cnter_measures_invoked);
|
|
|
|
len += scnprintf(buf + len, buf_len - len, "%25s\n",
|
|
"Target Rx stats");
|
|
len += scnprintf(buf + len, buf_len - len, "%25s\n",
|
|
"=================");
|
|
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Ucast packets", tgt_stats->rx_ucast_pkt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
|
|
"Ucast Rate", tgt_stats->rx_ucast_rate);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Bcast packets", tgt_stats->rx_bcast_pkt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Ucast byte", tgt_stats->rx_ucast_byte);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Bcast byte", tgt_stats->rx_bcast_byte);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Fragmented pkt", tgt_stats->rx_frgment_pkt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Error", tgt_stats->rx_err);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"CRC Err", tgt_stats->rx_crc_err);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Key cache miss", tgt_stats->rx_key_cache_miss);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Decrypt Err", tgt_stats->rx_decrypt_err);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Duplicate frame", tgt_stats->rx_dupl_frame);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Tkip Mic failure", tgt_stats->tkip_local_mic_fail);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"TKIP format err", tgt_stats->tkip_fmt_err);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"CCMP format Err", tgt_stats->ccmp_fmt_err);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n\n",
|
|
"CCMP Replay Err", tgt_stats->ccmp_replays);
|
|
|
|
len += scnprintf(buf + len, buf_len - len, "%25s\n",
|
|
"Misc Target stats");
|
|
len += scnprintf(buf + len, buf_len - len, "%25s\n",
|
|
"=================");
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Beacon Miss count", tgt_stats->cs_bmiss_cnt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Num Connects", tgt_stats->cs_connect_cnt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10llu\n",
|
|
"Num disconnects", tgt_stats->cs_discon_cnt);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
|
|
"Beacon avg rssi", tgt_stats->cs_ave_beacon_rssi);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
|
|
"ARP pkt received", tgt_stats->arp_received);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
|
|
"ARP pkt matched", tgt_stats->arp_matched);
|
|
len += scnprintf(buf + len, buf_len - len, "%20s %10d\n",
|
|
"ARP pkt replied", tgt_stats->arp_replied);
|
|
|
|
if (len > buf_len)
|
|
len = buf_len;
|
|
|
|
ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
|
|
kfree(buf);
|
|
return ret_cnt;
|
|
}
|
|
|
|
static const struct file_operations fops_tgt_stats = {
|
|
.read = read_file_tgt_stats,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
#define print_credit_info(fmt_str, ep_list_field) \
|
|
(len += scnprintf(buf + len, buf_len - len, fmt_str, \
|
|
ep_list->ep_list_field))
|
|
#define CREDIT_INFO_DISPLAY_STRING_LEN 200
|
|
#define CREDIT_INFO_LEN 128
|
|
|
|
static ssize_t read_file_credit_dist_stats(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct htc_target *target = ar->htc_target;
|
|
struct htc_endpoint_credit_dist *ep_list;
|
|
char *buf;
|
|
unsigned int buf_len, len = 0;
|
|
ssize_t ret_cnt;
|
|
|
|
buf_len = CREDIT_INFO_DISPLAY_STRING_LEN +
|
|
get_queue_depth(&target->cred_dist_list) * CREDIT_INFO_LEN;
|
|
buf = kzalloc(buf_len, GFP_KERNEL);
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
len += scnprintf(buf + len, buf_len - len, "%25s%5d\n",
|
|
"Total Avail Credits: ",
|
|
target->credit_info->total_avail_credits);
|
|
len += scnprintf(buf + len, buf_len - len, "%25s%5d\n",
|
|
"Free credits :",
|
|
target->credit_info->cur_free_credits);
|
|
|
|
len += scnprintf(buf + len, buf_len - len,
|
|
" Epid Flags Cred_norm Cred_min Credits Cred_assngd"
|
|
" Seek_cred Cred_sz Cred_per_msg Cred_to_dist"
|
|
" qdepth\n");
|
|
|
|
list_for_each_entry(ep_list, &target->cred_dist_list, list) {
|
|
print_credit_info(" %2d", endpoint);
|
|
print_credit_info("%10x", dist_flags);
|
|
print_credit_info("%8d", cred_norm);
|
|
print_credit_info("%9d", cred_min);
|
|
print_credit_info("%9d", credits);
|
|
print_credit_info("%10d", cred_assngd);
|
|
print_credit_info("%13d", seek_cred);
|
|
print_credit_info("%12d", cred_sz);
|
|
print_credit_info("%9d", cred_per_msg);
|
|
print_credit_info("%14d", cred_to_dist);
|
|
len += scnprintf(buf + len, buf_len - len, "%12d\n",
|
|
get_queue_depth(&ep_list->htc_ep->txq));
|
|
}
|
|
|
|
if (len > buf_len)
|
|
len = buf_len;
|
|
|
|
ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
kfree(buf);
|
|
return ret_cnt;
|
|
}
|
|
|
|
static const struct file_operations fops_credit_dist_stats = {
|
|
.read = read_file_credit_dist_stats,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static unsigned int print_endpoint_stat(struct htc_target *target, char *buf,
|
|
unsigned int buf_len, unsigned int len,
|
|
int offset, const char *name)
|
|
{
|
|
int i;
|
|
struct htc_endpoint_stats *ep_st;
|
|
u32 *counter;
|
|
|
|
len += scnprintf(buf + len, buf_len - len, "%s:", name);
|
|
for (i = 0; i < ENDPOINT_MAX; i++) {
|
|
ep_st = &target->endpoint[i].ep_st;
|
|
counter = ((u32 *) ep_st) + (offset / 4);
|
|
len += scnprintf(buf + len, buf_len - len, " %u", *counter);
|
|
}
|
|
len += scnprintf(buf + len, buf_len - len, "\n");
|
|
|
|
return len;
|
|
}
|
|
|
|
static ssize_t ath6kl_endpoint_stats_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct htc_target *target = ar->htc_target;
|
|
char *buf;
|
|
unsigned int buf_len, len = 0;
|
|
ssize_t ret_cnt;
|
|
|
|
buf_len = sizeof(struct htc_endpoint_stats) / sizeof(u32) *
|
|
(25 + ENDPOINT_MAX * 11);
|
|
buf = kmalloc(buf_len, GFP_KERNEL);
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
#define EPSTAT(name) \
|
|
do { \
|
|
len = print_endpoint_stat(target, buf, buf_len, len, \
|
|
offsetof(struct htc_endpoint_stats, \
|
|
name), \
|
|
#name); \
|
|
} while (0)
|
|
|
|
EPSTAT(cred_low_indicate);
|
|
EPSTAT(tx_issued);
|
|
EPSTAT(tx_pkt_bundled);
|
|
EPSTAT(tx_bundles);
|
|
EPSTAT(tx_dropped);
|
|
EPSTAT(tx_cred_rpt);
|
|
EPSTAT(cred_rpt_from_rx);
|
|
EPSTAT(cred_rpt_from_other);
|
|
EPSTAT(cred_rpt_ep0);
|
|
EPSTAT(cred_from_rx);
|
|
EPSTAT(cred_from_other);
|
|
EPSTAT(cred_from_ep0);
|
|
EPSTAT(cred_cosumd);
|
|
EPSTAT(cred_retnd);
|
|
EPSTAT(rx_pkts);
|
|
EPSTAT(rx_lkahds);
|
|
EPSTAT(rx_bundl);
|
|
EPSTAT(rx_bundle_lkahd);
|
|
EPSTAT(rx_bundle_from_hdr);
|
|
EPSTAT(rx_alloc_thresh_hit);
|
|
EPSTAT(rxalloc_thresh_byte);
|
|
#undef EPSTAT
|
|
|
|
if (len > buf_len)
|
|
len = buf_len;
|
|
|
|
ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
kfree(buf);
|
|
return ret_cnt;
|
|
}
|
|
|
|
static ssize_t ath6kl_endpoint_stats_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct htc_target *target = ar->htc_target;
|
|
int ret, i;
|
|
u32 val;
|
|
struct htc_endpoint_stats *ep_st;
|
|
|
|
ret = kstrtou32_from_user(user_buf, count, 0, &val);
|
|
if (ret)
|
|
return ret;
|
|
if (val == 0) {
|
|
for (i = 0; i < ENDPOINT_MAX; i++) {
|
|
ep_st = &target->endpoint[i].ep_st;
|
|
memset(ep_st, 0, sizeof(*ep_st));
|
|
}
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_endpoint_stats = {
|
|
.open = simple_open,
|
|
.read = ath6kl_endpoint_stats_read,
|
|
.write = ath6kl_endpoint_stats_write,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static unsigned long ath6kl_get_num_reg(void)
|
|
{
|
|
int i;
|
|
unsigned long n_reg = 0;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(diag_reg); i++)
|
|
n_reg = n_reg +
|
|
(diag_reg[i].reg_end - diag_reg[i].reg_start) / 4 + 1;
|
|
|
|
return n_reg;
|
|
}
|
|
|
|
static bool ath6kl_dbg_is_diag_reg_valid(u32 reg_addr)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(diag_reg); i++) {
|
|
if (reg_addr >= diag_reg[i].reg_start &&
|
|
reg_addr <= diag_reg[i].reg_end)
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static ssize_t ath6kl_regread_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
u8 buf[50];
|
|
unsigned int len = 0;
|
|
|
|
if (ar->debug.dbgfs_diag_reg)
|
|
len += scnprintf(buf + len, sizeof(buf) - len, "0x%x\n",
|
|
ar->debug.dbgfs_diag_reg);
|
|
else
|
|
len += scnprintf(buf + len, sizeof(buf) - len,
|
|
"All diag registers\n");
|
|
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
}
|
|
|
|
static ssize_t ath6kl_regread_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
unsigned long reg_addr;
|
|
|
|
if (kstrtoul_from_user(user_buf, count, 0, ®_addr))
|
|
return -EINVAL;
|
|
|
|
if ((reg_addr % 4) != 0)
|
|
return -EINVAL;
|
|
|
|
if (reg_addr && !ath6kl_dbg_is_diag_reg_valid(reg_addr))
|
|
return -EINVAL;
|
|
|
|
ar->debug.dbgfs_diag_reg = reg_addr;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_diag_reg_read = {
|
|
.read = ath6kl_regread_read,
|
|
.write = ath6kl_regread_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static int ath6kl_regdump_open(struct inode *inode, struct file *file)
|
|
{
|
|
struct ath6kl *ar = inode->i_private;
|
|
u8 *buf;
|
|
unsigned long int reg_len;
|
|
unsigned int len = 0, n_reg;
|
|
u32 addr;
|
|
__le32 reg_val;
|
|
int i, status;
|
|
|
|
/* Dump all the registers if no register is specified */
|
|
if (!ar->debug.dbgfs_diag_reg)
|
|
n_reg = ath6kl_get_num_reg();
|
|
else
|
|
n_reg = 1;
|
|
|
|
reg_len = n_reg * REG_OUTPUT_LEN_PER_LINE;
|
|
if (n_reg > 1)
|
|
reg_len += REGTYPE_STR_LEN;
|
|
|
|
buf = vmalloc(reg_len);
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
if (n_reg == 1) {
|
|
addr = ar->debug.dbgfs_diag_reg;
|
|
|
|
status = ath6kl_diag_read32(ar,
|
|
TARG_VTOP(ar->target_type, addr),
|
|
(u32 *)®_val);
|
|
if (status)
|
|
goto fail_reg_read;
|
|
|
|
len += scnprintf(buf + len, reg_len - len,
|
|
"0x%06x 0x%08x\n", addr, le32_to_cpu(reg_val));
|
|
goto done;
|
|
}
|
|
|
|
for (i = 0; i < ARRAY_SIZE(diag_reg); i++) {
|
|
len += scnprintf(buf + len, reg_len - len,
|
|
"%s\n", diag_reg[i].reg_info);
|
|
for (addr = diag_reg[i].reg_start;
|
|
addr <= diag_reg[i].reg_end; addr += 4) {
|
|
status = ath6kl_diag_read32(ar,
|
|
TARG_VTOP(ar->target_type, addr),
|
|
(u32 *)®_val);
|
|
if (status)
|
|
goto fail_reg_read;
|
|
|
|
len += scnprintf(buf + len, reg_len - len,
|
|
"0x%06x 0x%08x\n",
|
|
addr, le32_to_cpu(reg_val));
|
|
}
|
|
}
|
|
|
|
done:
|
|
file->private_data = buf;
|
|
return 0;
|
|
|
|
fail_reg_read:
|
|
ath6kl_warn("Unable to read memory:%u\n", addr);
|
|
vfree(buf);
|
|
return -EIO;
|
|
}
|
|
|
|
static ssize_t ath6kl_regdump_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
u8 *buf = file->private_data;
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
|
|
}
|
|
|
|
static int ath6kl_regdump_release(struct inode *inode, struct file *file)
|
|
{
|
|
vfree(file->private_data);
|
|
return 0;
|
|
}
|
|
|
|
static const struct file_operations fops_reg_dump = {
|
|
.open = ath6kl_regdump_open,
|
|
.read = ath6kl_regdump_read,
|
|
.release = ath6kl_regdump_release,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_lrssi_roam_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
unsigned long lrssi_roam_threshold;
|
|
int ret;
|
|
|
|
if (kstrtoul_from_user(user_buf, count, 0, &lrssi_roam_threshold))
|
|
return -EINVAL;
|
|
|
|
ar->lrssi_roam_threshold = lrssi_roam_threshold;
|
|
|
|
ret = ath6kl_wmi_set_roam_lrssi_cmd(ar->wmi, ar->lrssi_roam_threshold);
|
|
|
|
if (ret)
|
|
return ret;
|
|
return count;
|
|
}
|
|
|
|
static ssize_t ath6kl_lrssi_roam_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
char buf[32];
|
|
unsigned int len;
|
|
|
|
len = snprintf(buf, sizeof(buf), "%u\n", ar->lrssi_roam_threshold);
|
|
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
}
|
|
|
|
static const struct file_operations fops_lrssi_roam_threshold = {
|
|
.read = ath6kl_lrssi_roam_read,
|
|
.write = ath6kl_lrssi_roam_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_regwrite_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
u8 buf[32];
|
|
unsigned int len = 0;
|
|
|
|
len = scnprintf(buf, sizeof(buf), "Addr: 0x%x Val: 0x%x\n",
|
|
ar->debug.diag_reg_addr_wr, ar->debug.diag_reg_val_wr);
|
|
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
}
|
|
|
|
static ssize_t ath6kl_regwrite_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
char buf[32];
|
|
char *sptr, *token;
|
|
unsigned int len = 0;
|
|
u32 reg_addr, reg_val;
|
|
|
|
len = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, len))
|
|
return -EFAULT;
|
|
|
|
buf[len] = '\0';
|
|
sptr = buf;
|
|
|
|
token = strsep(&sptr, "=");
|
|
if (!token)
|
|
return -EINVAL;
|
|
|
|
if (kstrtou32(token, 0, ®_addr))
|
|
return -EINVAL;
|
|
|
|
if (!ath6kl_dbg_is_diag_reg_valid(reg_addr))
|
|
return -EINVAL;
|
|
|
|
if (kstrtou32(sptr, 0, ®_val))
|
|
return -EINVAL;
|
|
|
|
ar->debug.diag_reg_addr_wr = reg_addr;
|
|
ar->debug.diag_reg_val_wr = reg_val;
|
|
|
|
if (ath6kl_diag_write32(ar, ar->debug.diag_reg_addr_wr,
|
|
cpu_to_le32(ar->debug.diag_reg_val_wr)))
|
|
return -EIO;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_diag_reg_write = {
|
|
.read = ath6kl_regwrite_read,
|
|
.write = ath6kl_regwrite_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
int ath6kl_debug_roam_tbl_event(struct ath6kl *ar, const void *buf,
|
|
size_t len)
|
|
{
|
|
const struct wmi_target_roam_tbl *tbl;
|
|
u16 num_entries;
|
|
|
|
if (len < sizeof(*tbl))
|
|
return -EINVAL;
|
|
|
|
tbl = (const struct wmi_target_roam_tbl *) buf;
|
|
num_entries = le16_to_cpu(tbl->num_entries);
|
|
if (struct_size(tbl, info, num_entries) > len)
|
|
return -EINVAL;
|
|
|
|
if (ar->debug.roam_tbl == NULL ||
|
|
ar->debug.roam_tbl_len < (unsigned int) len) {
|
|
kfree(ar->debug.roam_tbl);
|
|
ar->debug.roam_tbl = kmalloc(len, GFP_ATOMIC);
|
|
if (ar->debug.roam_tbl == NULL)
|
|
return -ENOMEM;
|
|
}
|
|
|
|
memcpy(ar->debug.roam_tbl, buf, len);
|
|
ar->debug.roam_tbl_len = len;
|
|
|
|
if (test_bit(ROAM_TBL_PEND, &ar->flag)) {
|
|
clear_bit(ROAM_TBL_PEND, &ar->flag);
|
|
wake_up(&ar->event_wq);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static ssize_t ath6kl_roam_table_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
int ret;
|
|
long left;
|
|
struct wmi_target_roam_tbl *tbl;
|
|
u16 num_entries, i;
|
|
char *buf;
|
|
unsigned int len, buf_len;
|
|
ssize_t ret_cnt;
|
|
|
|
if (down_interruptible(&ar->sem))
|
|
return -EBUSY;
|
|
|
|
set_bit(ROAM_TBL_PEND, &ar->flag);
|
|
|
|
ret = ath6kl_wmi_get_roam_tbl_cmd(ar->wmi);
|
|
if (ret) {
|
|
up(&ar->sem);
|
|
return ret;
|
|
}
|
|
|
|
left = wait_event_interruptible_timeout(
|
|
ar->event_wq, !test_bit(ROAM_TBL_PEND, &ar->flag), WMI_TIMEOUT);
|
|
up(&ar->sem);
|
|
|
|
if (left <= 0)
|
|
return -ETIMEDOUT;
|
|
|
|
if (ar->debug.roam_tbl == NULL)
|
|
return -ENOMEM;
|
|
|
|
tbl = (struct wmi_target_roam_tbl *) ar->debug.roam_tbl;
|
|
num_entries = le16_to_cpu(tbl->num_entries);
|
|
|
|
buf_len = 100 + num_entries * 100;
|
|
buf = kzalloc(buf_len, GFP_KERNEL);
|
|
if (buf == NULL)
|
|
return -ENOMEM;
|
|
len = 0;
|
|
len += scnprintf(buf + len, buf_len - len,
|
|
"roam_mode=%u\n\n"
|
|
"# roam_util bssid rssi rssidt last_rssi util bias\n",
|
|
le16_to_cpu(tbl->roam_mode));
|
|
|
|
for (i = 0; i < num_entries; i++) {
|
|
struct wmi_bss_roam_info *info = &tbl->info[i];
|
|
len += scnprintf(buf + len, buf_len - len,
|
|
"%d %pM %d %d %d %d %d\n",
|
|
a_sle32_to_cpu(info->roam_util), info->bssid,
|
|
info->rssi, info->rssidt, info->last_rssi,
|
|
info->util, info->bias);
|
|
}
|
|
|
|
if (len > buf_len)
|
|
len = buf_len;
|
|
|
|
ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
|
|
kfree(buf);
|
|
return ret_cnt;
|
|
}
|
|
|
|
static const struct file_operations fops_roam_table = {
|
|
.read = ath6kl_roam_table_read,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_force_roam_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
int ret;
|
|
char buf[20];
|
|
size_t len;
|
|
u8 bssid[ETH_ALEN];
|
|
|
|
len = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, len))
|
|
return -EFAULT;
|
|
buf[len] = '\0';
|
|
|
|
if (!mac_pton(buf, bssid))
|
|
return -EINVAL;
|
|
|
|
ret = ath6kl_wmi_force_roam_cmd(ar->wmi, bssid);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_force_roam = {
|
|
.write = ath6kl_force_roam_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_roam_mode_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
int ret;
|
|
char buf[20];
|
|
size_t len;
|
|
enum wmi_roam_mode mode;
|
|
|
|
len = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, len))
|
|
return -EFAULT;
|
|
buf[len] = '\0';
|
|
if (len > 0 && buf[len - 1] == '\n')
|
|
buf[len - 1] = '\0';
|
|
|
|
if (strcasecmp(buf, "default") == 0)
|
|
mode = WMI_DEFAULT_ROAM_MODE;
|
|
else if (strcasecmp(buf, "bssbias") == 0)
|
|
mode = WMI_HOST_BIAS_ROAM_MODE;
|
|
else if (strcasecmp(buf, "lock") == 0)
|
|
mode = WMI_LOCK_BSS_MODE;
|
|
else
|
|
return -EINVAL;
|
|
|
|
ret = ath6kl_wmi_set_roam_mode_cmd(ar->wmi, mode);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_roam_mode = {
|
|
.write = ath6kl_roam_mode_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
void ath6kl_debug_set_keepalive(struct ath6kl *ar, u8 keepalive)
|
|
{
|
|
ar->debug.keepalive = keepalive;
|
|
}
|
|
|
|
static ssize_t ath6kl_keepalive_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
char buf[16];
|
|
int len;
|
|
|
|
len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.keepalive);
|
|
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
}
|
|
|
|
static ssize_t ath6kl_keepalive_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
int ret;
|
|
u8 val;
|
|
|
|
ret = kstrtou8_from_user(user_buf, count, 0, &val);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = ath6kl_wmi_set_keepalive_cmd(ar->wmi, 0, val);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_keepalive = {
|
|
.open = simple_open,
|
|
.read = ath6kl_keepalive_read,
|
|
.write = ath6kl_keepalive_write,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
void ath6kl_debug_set_disconnect_timeout(struct ath6kl *ar, u8 timeout)
|
|
{
|
|
ar->debug.disc_timeout = timeout;
|
|
}
|
|
|
|
static ssize_t ath6kl_disconnect_timeout_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
char buf[16];
|
|
int len;
|
|
|
|
len = snprintf(buf, sizeof(buf), "%u\n", ar->debug.disc_timeout);
|
|
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
}
|
|
|
|
static ssize_t ath6kl_disconnect_timeout_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
int ret;
|
|
u8 val;
|
|
|
|
ret = kstrtou8_from_user(user_buf, count, 0, &val);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = ath6kl_wmi_disctimeout_cmd(ar->wmi, 0, val);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_disconnect_timeout = {
|
|
.open = simple_open,
|
|
.read = ath6kl_disconnect_timeout_read,
|
|
.write = ath6kl_disconnect_timeout_write,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_create_qos_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct ath6kl_vif *vif;
|
|
char buf[200];
|
|
ssize_t len;
|
|
char *sptr, *token;
|
|
struct wmi_create_pstream_cmd pstream;
|
|
u32 val32;
|
|
u16 val16;
|
|
|
|
vif = ath6kl_vif_first(ar);
|
|
if (!vif)
|
|
return -EIO;
|
|
|
|
len = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, len))
|
|
return -EFAULT;
|
|
buf[len] = '\0';
|
|
sptr = buf;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou8(token, 0, &pstream.user_pri))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou8(token, 0, &pstream.traffic_direc))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou8(token, 0, &pstream.traffic_class))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou8(token, 0, &pstream.traffic_type))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou8(token, 0, &pstream.voice_psc_cap))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.min_service_int = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.max_service_int = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.inactivity_int = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.suspension_int = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.service_start_time = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou8(token, 0, &pstream.tsid))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou16(token, 0, &val16))
|
|
return -EINVAL;
|
|
pstream.nominal_msdu = cpu_to_le16(val16);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou16(token, 0, &val16))
|
|
return -EINVAL;
|
|
pstream.max_msdu = cpu_to_le16(val16);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.min_data_rate = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.mean_data_rate = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.peak_data_rate = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.max_burst_size = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.delay_bound = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.min_phy_rate = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.sba = cpu_to_le32(val32);
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou32(token, 0, &val32))
|
|
return -EINVAL;
|
|
pstream.medium_time = cpu_to_le32(val32);
|
|
|
|
pstream.nominal_phy = le32_to_cpu(pstream.min_phy_rate) / 1000000;
|
|
|
|
ath6kl_wmi_create_pstream_cmd(ar->wmi, vif->fw_vif_idx, &pstream);
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_create_qos = {
|
|
.write = ath6kl_create_qos_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_delete_qos_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct ath6kl_vif *vif;
|
|
char buf[100];
|
|
ssize_t len;
|
|
char *sptr, *token;
|
|
u8 traffic_class;
|
|
u8 tsid;
|
|
|
|
vif = ath6kl_vif_first(ar);
|
|
if (!vif)
|
|
return -EIO;
|
|
|
|
len = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, len))
|
|
return -EFAULT;
|
|
buf[len] = '\0';
|
|
sptr = buf;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou8(token, 0, &traffic_class))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou8(token, 0, &tsid))
|
|
return -EINVAL;
|
|
|
|
ath6kl_wmi_delete_pstream_cmd(ar->wmi, vif->fw_vif_idx,
|
|
traffic_class, tsid);
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_delete_qos = {
|
|
.write = ath6kl_delete_qos_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_bgscan_int_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct ath6kl_vif *vif;
|
|
u16 bgscan_int;
|
|
char buf[32];
|
|
ssize_t len;
|
|
|
|
vif = ath6kl_vif_first(ar);
|
|
if (!vif)
|
|
return -EIO;
|
|
|
|
len = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, len))
|
|
return -EFAULT;
|
|
|
|
buf[len] = '\0';
|
|
if (kstrtou16(buf, 0, &bgscan_int))
|
|
return -EINVAL;
|
|
|
|
if (bgscan_int == 0)
|
|
bgscan_int = 0xffff;
|
|
|
|
vif->bg_scan_period = bgscan_int;
|
|
|
|
ath6kl_wmi_scanparams_cmd(ar->wmi, 0, 0, 0, bgscan_int, 0, 0, 0, 3,
|
|
0, 0, 0);
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_bgscan_int = {
|
|
.write = ath6kl_bgscan_int_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_listen_int_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct ath6kl_vif *vif;
|
|
u16 listen_interval;
|
|
char buf[32];
|
|
ssize_t len;
|
|
|
|
vif = ath6kl_vif_first(ar);
|
|
if (!vif)
|
|
return -EIO;
|
|
|
|
len = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, len))
|
|
return -EFAULT;
|
|
|
|
buf[len] = '\0';
|
|
if (kstrtou16(buf, 0, &listen_interval))
|
|
return -EINVAL;
|
|
|
|
if ((listen_interval < 15) || (listen_interval > 3000))
|
|
return -EINVAL;
|
|
|
|
vif->listen_intvl_t = listen_interval;
|
|
ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx,
|
|
vif->listen_intvl_t, 0);
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t ath6kl_listen_int_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
struct ath6kl_vif *vif;
|
|
char buf[32];
|
|
int len;
|
|
|
|
vif = ath6kl_vif_first(ar);
|
|
if (!vif)
|
|
return -EIO;
|
|
|
|
len = scnprintf(buf, sizeof(buf), "%u\n", vif->listen_intvl_t);
|
|
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
|
|
}
|
|
|
|
static const struct file_operations fops_listen_int = {
|
|
.read = ath6kl_listen_int_read,
|
|
.write = ath6kl_listen_int_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t ath6kl_power_params_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct ath6kl *ar = file->private_data;
|
|
u8 buf[100];
|
|
unsigned int len = 0;
|
|
char *sptr, *token;
|
|
u16 idle_period, ps_poll_num, dtim,
|
|
tx_wakeup, num_tx;
|
|
|
|
len = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, len))
|
|
return -EFAULT;
|
|
buf[len] = '\0';
|
|
sptr = buf;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou16(token, 0, &idle_period))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou16(token, 0, &ps_poll_num))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou16(token, 0, &dtim))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou16(token, 0, &tx_wakeup))
|
|
return -EINVAL;
|
|
|
|
token = strsep(&sptr, " ");
|
|
if (!token)
|
|
return -EINVAL;
|
|
if (kstrtou16(token, 0, &num_tx))
|
|
return -EINVAL;
|
|
|
|
ath6kl_wmi_pmparams_cmd(ar->wmi, 0, idle_period, ps_poll_num,
|
|
dtim, tx_wakeup, num_tx, 0);
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations fops_power_params = {
|
|
.write = ath6kl_power_params_write,
|
|
.open = simple_open,
|
|
.owner = THIS_MODULE,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
void ath6kl_debug_init(struct ath6kl *ar)
|
|
{
|
|
skb_queue_head_init(&ar->debug.fwlog_queue);
|
|
init_completion(&ar->debug.fwlog_completion);
|
|
|
|
/*
|
|
* Actually we are lying here but don't know how to read the mask
|
|
* value from the firmware.
|
|
*/
|
|
ar->debug.fwlog_mask = 0;
|
|
}
|
|
|
|
/*
|
|
* Initialisation needs to happen in two stages as fwlog events can come
|
|
* before cfg80211 is initialised, and debugfs depends on cfg80211
|
|
* initialisation.
|
|
*/
|
|
int ath6kl_debug_init_fs(struct ath6kl *ar)
|
|
{
|
|
ar->debugfs_phy = debugfs_create_dir("ath6kl",
|
|
ar->wiphy->debugfsdir);
|
|
if (!ar->debugfs_phy)
|
|
return -ENOMEM;
|
|
|
|
debugfs_create_file("tgt_stats", 0400, ar->debugfs_phy, ar,
|
|
&fops_tgt_stats);
|
|
|
|
if (ar->hif_type == ATH6KL_HIF_TYPE_SDIO)
|
|
debugfs_create_file("credit_dist_stats", 0400,
|
|
ar->debugfs_phy, ar,
|
|
&fops_credit_dist_stats);
|
|
|
|
debugfs_create_file("endpoint_stats", 0600,
|
|
ar->debugfs_phy, ar, &fops_endpoint_stats);
|
|
|
|
debugfs_create_file("fwlog", 0400, ar->debugfs_phy, ar, &fops_fwlog);
|
|
|
|
debugfs_create_file("fwlog_block", 0400, ar->debugfs_phy, ar,
|
|
&fops_fwlog_block);
|
|
|
|
debugfs_create_file("fwlog_mask", 0600, ar->debugfs_phy,
|
|
ar, &fops_fwlog_mask);
|
|
|
|
debugfs_create_file("reg_addr", 0600, ar->debugfs_phy, ar,
|
|
&fops_diag_reg_read);
|
|
|
|
debugfs_create_file("reg_dump", 0400, ar->debugfs_phy, ar,
|
|
&fops_reg_dump);
|
|
|
|
debugfs_create_file("lrssi_roam_threshold", 0600,
|
|
ar->debugfs_phy, ar, &fops_lrssi_roam_threshold);
|
|
|
|
debugfs_create_file("reg_write", 0600,
|
|
ar->debugfs_phy, ar, &fops_diag_reg_write);
|
|
|
|
debugfs_create_file("war_stats", 0400, ar->debugfs_phy, ar,
|
|
&fops_war_stats);
|
|
|
|
debugfs_create_file("roam_table", 0400, ar->debugfs_phy, ar,
|
|
&fops_roam_table);
|
|
|
|
debugfs_create_file("force_roam", 0200, ar->debugfs_phy, ar,
|
|
&fops_force_roam);
|
|
|
|
debugfs_create_file("roam_mode", 0200, ar->debugfs_phy, ar,
|
|
&fops_roam_mode);
|
|
|
|
debugfs_create_file("keepalive", 0600, ar->debugfs_phy, ar,
|
|
&fops_keepalive);
|
|
|
|
debugfs_create_file("disconnect_timeout", 0600,
|
|
ar->debugfs_phy, ar, &fops_disconnect_timeout);
|
|
|
|
debugfs_create_file("create_qos", 0200, ar->debugfs_phy, ar,
|
|
&fops_create_qos);
|
|
|
|
debugfs_create_file("delete_qos", 0200, ar->debugfs_phy, ar,
|
|
&fops_delete_qos);
|
|
|
|
debugfs_create_file("bgscan_interval", 0200,
|
|
ar->debugfs_phy, ar, &fops_bgscan_int);
|
|
|
|
debugfs_create_file("listen_interval", 0600,
|
|
ar->debugfs_phy, ar, &fops_listen_int);
|
|
|
|
debugfs_create_file("power_params", 0200, ar->debugfs_phy, ar,
|
|
&fops_power_params);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void ath6kl_debug_cleanup(struct ath6kl *ar)
|
|
{
|
|
skb_queue_purge(&ar->debug.fwlog_queue);
|
|
complete(&ar->debug.fwlog_completion);
|
|
kfree(ar->debug.roam_tbl);
|
|
}
|
|
|
|
#endif
|