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authorStanislaw Gruszka <sgruszka@redhat.com>2011-06-08 15:28:27 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-06-10 14:57:50 -0400
commit1ba2f121f9e1d98dd838644f76fa23837dd28913 (patch)
tree4f6574c47f872a053ea9a4c379b48ac9050487e2 /drivers/net/wireless/iwlegacy/iwl4965-base.c
parentdd6d2a8aef69cfef8acf1ff7ebb22a763c9ba56f (diff)
iwlegacy: remove firmware event log
Messages like that iwl4965 0000:03:00.0: Start IWL Event Log Dump: display last 20 entries iwl4965 0000:03:00.0: EVT_LOGT:1821445332:0x00000000:1352 iwl4965 0000:03:00.0: EVT_LOGT:1821445332:0x00000001:1353 iwl4965 0000:03:00.0: EVT_LOGT:1821445336:0x0000000c:0357 iwl4965 0000:03:00.0: EVT_LOGT:1821445533:0x00000107:0106 iwl4965 0000:03:00.0: EVT_LOGT:1821445534:0x00000000:0302 iwl4965 0000:03:00.0: EVT_LOGT:1821445574:0x000000d4:0321 iwl4965 0000:03:00.0: EVT_LOGT:1821445575:0x00000000:1350 iwl4965 0000:03:00.0: EVT_LOGT:1821445576:0x00000000:1351 iwl4965 0000:03:00.0: EVT_LOGT:1821445576:0x00000000:1352 iwl4965 0000:03:00.0: EVT_LOGT:1821445577:0x00000001:1353 iwl4965 0000:03:00.0: EVT_LOGT:1821445581:0x0000000d:0357 iwl4965 0000:03:00.0: EVT_LOGT:1821446327:0x00000107:0106 iwl4965 0000:03:00.0: EVT_LOGT:1821446328:0x00000000:0302 iwl4965 0000:03:00.0: EVT_LOGT:1821446368:0x000000d4:0321 iwl4965 0000:03:00.0: EVT_LOGT:1821446369:0x00000000:1350 iwl4965 0000:03:00.0: EVT_LOGT:1821446370:0x00000000:1351 iwl4965 0000:03:00.0: EVT_LOGT:1821446370:0x00000000:1352 iwl4965 0000:03:00.0: EVT_LOGT:1821446371:0x00000001:1353 iwl4965 0000:03:00.0: EVT_LOGT:1821446375:0x0000000e:0357 iwl4965 0000:03:00.0: EVT_LOGT:1821446383:0x00000000:0125 are completely useless for me. Remove bunch of code that generate them. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlegacy/iwl4965-base.c')
-rw-r--r--drivers/net/wireless/iwlegacy/iwl4965-base.c336
1 files changed, 0 insertions, 336 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl4965-base.c b/drivers/net/wireless/iwlegacy/iwl4965-base.c
index ed86b221d067..98e42a11b71f 100644
--- a/drivers/net/wireless/iwlegacy/iwl4965-base.c
+++ b/drivers/net/wireless/iwlegacy/iwl4965-base.c
@@ -488,134 +488,6 @@ static void iwl4965_bg_statistics_periodic(unsigned long data)
iwl_legacy_send_statistics_request(priv, CMD_ASYNC, false);
}
-
-static void iwl4965_print_cont_event_trace(struct iwl_priv *priv, u32 base,
- u32 start_idx, u32 num_events,
- u32 mode)
-{
- u32 i;
- u32 ptr; /* SRAM byte address of log data */
- u32 ev, time, data; /* event log data */
- unsigned long reg_flags;
-
- if (mode == 0)
- ptr = base + (4 * sizeof(u32)) + (start_idx * 2 * sizeof(u32));
- else
- ptr = base + (4 * sizeof(u32)) + (start_idx * 3 * sizeof(u32));
-
- /* Make sure device is powered up for SRAM reads */
- spin_lock_irqsave(&priv->reg_lock, reg_flags);
- if (iwl_grab_nic_access(priv)) {
- spin_unlock_irqrestore(&priv->reg_lock, reg_flags);
- return;
- }
-
- /* Set starting address; reads will auto-increment */
- _iwl_legacy_write_direct32(priv, HBUS_TARG_MEM_RADDR, ptr);
- rmb();
-
- /*
- * "time" is actually "data" for mode 0 (no timestamp).
- * place event id # at far right for easier visual parsing.
- */
- for (i = 0; i < num_events; i++) {
- ev = _iwl_legacy_read_direct32(priv, HBUS_TARG_MEM_RDAT);
- time = _iwl_legacy_read_direct32(priv, HBUS_TARG_MEM_RDAT);
- if (mode == 0) {
- trace_iwlwifi_legacy_dev_ucode_cont_event(priv,
- 0, time, ev);
- } else {
- data = _iwl_legacy_read_direct32(priv,
- HBUS_TARG_MEM_RDAT);
- trace_iwlwifi_legacy_dev_ucode_cont_event(priv,
- time, data, ev);
- }
- }
- /* Allow device to power down */
- iwl_release_nic_access(priv);
- spin_unlock_irqrestore(&priv->reg_lock, reg_flags);
-}
-
-static void iwl4965_continuous_event_trace(struct iwl_priv *priv)
-{
- u32 capacity; /* event log capacity in # entries */
- u32 base; /* SRAM byte address of event log header */
- u32 mode; /* 0 - no timestamp, 1 - timestamp recorded */
- u32 num_wraps; /* # times uCode wrapped to top of log */
- u32 next_entry; /* index of next entry to be written by uCode */
-
- if (priv->ucode_type == UCODE_INIT)
- base = le32_to_cpu(priv->card_alive_init.error_event_table_ptr);
- else
- base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
- if (priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
- capacity = iwl_legacy_read_targ_mem(priv, base);
- num_wraps = iwl_legacy_read_targ_mem(priv,
- base + (2 * sizeof(u32)));
- mode = iwl_legacy_read_targ_mem(priv, base + (1 * sizeof(u32)));
- next_entry = iwl_legacy_read_targ_mem(priv,
- base + (3 * sizeof(u32)));
- } else
- return;
-
- if (num_wraps == priv->event_log.num_wraps) {
- iwl4965_print_cont_event_trace(priv,
- base, priv->event_log.next_entry,
- next_entry - priv->event_log.next_entry,
- mode);
- priv->event_log.non_wraps_count++;
- } else {
- if ((num_wraps - priv->event_log.num_wraps) > 1)
- priv->event_log.wraps_more_count++;
- else
- priv->event_log.wraps_once_count++;
- trace_iwlwifi_legacy_dev_ucode_wrap_event(priv,
- num_wraps - priv->event_log.num_wraps,
- next_entry, priv->event_log.next_entry);
- if (next_entry < priv->event_log.next_entry) {
- iwl4965_print_cont_event_trace(priv, base,
- priv->event_log.next_entry,
- capacity - priv->event_log.next_entry,
- mode);
-
- iwl4965_print_cont_event_trace(priv, base, 0,
- next_entry, mode);
- } else {
- iwl4965_print_cont_event_trace(priv, base,
- next_entry, capacity - next_entry,
- mode);
-
- iwl4965_print_cont_event_trace(priv, base, 0,
- next_entry, mode);
- }
- }
- priv->event_log.num_wraps = num_wraps;
- priv->event_log.next_entry = next_entry;
-}
-
-/**
- * iwl4965_bg_ucode_trace - Timer callback to log ucode event
- *
- * The timer is continually set to execute every
- * UCODE_TRACE_PERIOD milliseconds after the last timer expired
- * this function is to perform continuous uCode event logging operation
- * if enabled
- */
-static void iwl4965_bg_ucode_trace(unsigned long data)
-{
- struct iwl_priv *priv = (struct iwl_priv *)data;
-
- if (test_bit(STATUS_EXIT_PENDING, &priv->status))
- return;
-
- if (priv->event_log.ucode_trace) {
- iwl4965_continuous_event_trace(priv);
- /* Reschedule the timer to occur in UCODE_TRACE_PERIOD */
- mod_timer(&priv->ucode_trace,
- jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD));
- }
-}
-
static void iwl4965_rx_beacon_notif(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb)
{
@@ -1711,209 +1583,6 @@ void iwl4965_dump_nic_error_log(struct iwl_priv *priv)
pc, blink1, blink2, ilink1, ilink2, hcmd);
}
-#define EVENT_START_OFFSET (4 * sizeof(u32))
-
-/**
- * iwl4965_print_event_log - Dump error event log to syslog
- *
- */
-static int iwl4965_print_event_log(struct iwl_priv *priv, u32 start_idx,
- u32 num_events, u32 mode,
- int pos, char **buf, size_t bufsz)
-{
- u32 i;
- u32 base; /* SRAM byte address of event log header */
- u32 event_size; /* 2 u32s, or 3 u32s if timestamp recorded */
- u32 ptr; /* SRAM byte address of log data */
- u32 ev, time, data; /* event log data */
- unsigned long reg_flags;
-
- if (num_events == 0)
- return pos;
-
- if (priv->ucode_type == UCODE_INIT) {
- base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr);
- } else {
- base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
- }
-
- if (mode == 0)
- event_size = 2 * sizeof(u32);
- else
- event_size = 3 * sizeof(u32);
-
- ptr = base + EVENT_START_OFFSET + (start_idx * event_size);
-
- /* Make sure device is powered up for SRAM reads */
- spin_lock_irqsave(&priv->reg_lock, reg_flags);
- iwl_grab_nic_access(priv);
-
- /* Set starting address; reads will auto-increment */
- _iwl_legacy_write_direct32(priv, HBUS_TARG_MEM_RADDR, ptr);
- rmb();
-
- /* "time" is actually "data" for mode 0 (no timestamp).
- * place event id # at far right for easier visual parsing. */
- for (i = 0; i < num_events; i++) {
- ev = _iwl_legacy_read_direct32(priv, HBUS_TARG_MEM_RDAT);
- time = _iwl_legacy_read_direct32(priv, HBUS_TARG_MEM_RDAT);
- if (mode == 0) {
- /* data, ev */
- if (bufsz) {
- pos += scnprintf(*buf + pos, bufsz - pos,
- "EVT_LOG:0x%08x:%04u\n",
- time, ev);
- } else {
- trace_iwlwifi_legacy_dev_ucode_event(priv, 0,
- time, ev);
- IWL_ERR(priv, "EVT_LOG:0x%08x:%04u\n",
- time, ev);
- }
- } else {
- data = _iwl_legacy_read_direct32(priv,
- HBUS_TARG_MEM_RDAT);
- if (bufsz) {
- pos += scnprintf(*buf + pos, bufsz - pos,
- "EVT_LOGT:%010u:0x%08x:%04u\n",
- time, data, ev);
- } else {
- IWL_ERR(priv, "EVT_LOGT:%010u:0x%08x:%04u\n",
- time, data, ev);
- trace_iwlwifi_legacy_dev_ucode_event(priv, time,
- data, ev);
- }
- }
- }
-
- /* Allow device to power down */
- iwl_release_nic_access(priv);
- spin_unlock_irqrestore(&priv->reg_lock, reg_flags);
- return pos;
-}
-
-/**
- * iwl4965_print_last_event_logs - Dump the newest # of event log to syslog
- */
-static int iwl4965_print_last_event_logs(struct iwl_priv *priv, u32 capacity,
- u32 num_wraps, u32 next_entry,
- u32 size, u32 mode,
- int pos, char **buf, size_t bufsz)
-{
- /*
- * display the newest DEFAULT_LOG_ENTRIES entries
- * i.e the entries just before the next ont that uCode would fill.
- */
- if (num_wraps) {
- if (next_entry < size) {
- pos = iwl4965_print_event_log(priv,
- capacity - (size - next_entry),
- size - next_entry, mode,
- pos, buf, bufsz);
- pos = iwl4965_print_event_log(priv, 0,
- next_entry, mode,
- pos, buf, bufsz);
- } else
- pos = iwl4965_print_event_log(priv, next_entry - size,
- size, mode, pos, buf, bufsz);
- } else {
- if (next_entry < size) {
- pos = iwl4965_print_event_log(priv, 0, next_entry,
- mode, pos, buf, bufsz);
- } else {
- pos = iwl4965_print_event_log(priv, next_entry - size,
- size, mode, pos, buf, bufsz);
- }
- }
- return pos;
-}
-
-#define DEFAULT_DUMP_EVENT_LOG_ENTRIES (20)
-
-int iwl4965_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
- char **buf, bool display)
-{
- u32 base; /* SRAM byte address of event log header */
- u32 capacity; /* event log capacity in # entries */
- u32 mode; /* 0 - no timestamp, 1 - timestamp recorded */
- u32 num_wraps; /* # times uCode wrapped to top of log */
- u32 next_entry; /* index of next entry to be written by uCode */
- u32 size; /* # entries that we'll print */
- int pos = 0;
- size_t bufsz = 0;
-
- if (priv->ucode_type == UCODE_INIT) {
- base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr);
- } else {
- base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
- }
-
- if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
- IWL_ERR(priv,
- "Invalid event log pointer 0x%08X for %s uCode\n",
- base, (priv->ucode_type == UCODE_INIT) ? "Init" : "RT");
- return -EINVAL;
- }
-
- /* event log header */
- capacity = iwl_legacy_read_targ_mem(priv, base);
- mode = iwl_legacy_read_targ_mem(priv, base + (1 * sizeof(u32)));
- num_wraps = iwl_legacy_read_targ_mem(priv, base + (2 * sizeof(u32)));
- next_entry = iwl_legacy_read_targ_mem(priv, base + (3 * sizeof(u32)));
-
- size = num_wraps ? capacity : next_entry;
-
- /* bail out if nothing in log */
- if (size == 0) {
- IWL_ERR(priv, "Start IWL Event Log Dump: nothing in log\n");
- return pos;
- }
-
-#ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
- if (!(iwl_legacy_get_debug_level(priv) & IWL_DL_FW_ERRORS) && !full_log)
- size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
- ? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
-#else
- size = (size > DEFAULT_DUMP_EVENT_LOG_ENTRIES)
- ? DEFAULT_DUMP_EVENT_LOG_ENTRIES : size;
-#endif
- IWL_ERR(priv, "Start IWL Event Log Dump: display last %u entries\n",
- size);
-
-#ifdef CONFIG_IWLWIFI_LEGACY_DEBUG
- if (display) {
- if (full_log)
- bufsz = capacity * 48;
- else
- bufsz = size * 48;
- *buf = kmalloc(bufsz, GFP_KERNEL);
- if (!*buf)
- return -ENOMEM;
- }
- if ((iwl_legacy_get_debug_level(priv) & IWL_DL_FW_ERRORS) || full_log) {
- /*
- * if uCode has wrapped back to top of log,
- * start at the oldest entry,
- * i.e the next one that uCode would fill.
- */
- if (num_wraps)
- pos = iwl4965_print_event_log(priv, next_entry,
- capacity - next_entry, mode,
- pos, buf, bufsz);
- /* (then/else) start at top of log */
- pos = iwl4965_print_event_log(priv, 0,
- next_entry, mode, pos, buf, bufsz);
- } else
- pos = iwl4965_print_last_event_logs(priv, capacity, num_wraps,
- next_entry, size, mode,
- pos, buf, bufsz);
-#else
- pos = iwl4965_print_last_event_logs(priv, capacity, num_wraps,
- next_entry, size, mode,
- pos, buf, bufsz);
-#endif
- return pos;
-}
-
static void iwl4965_rf_kill_ct_config(struct iwl_priv *priv)
{
struct iwl_ct_kill_config cmd;
@@ -3034,10 +2703,6 @@ static void iwl4965_setup_deferred_work(struct iwl_priv *priv)
priv->statistics_periodic.data = (unsigned long)priv;
priv->statistics_periodic.function = iwl4965_bg_statistics_periodic;
- init_timer(&priv->ucode_trace);
- priv->ucode_trace.data = (unsigned long)priv;
- priv->ucode_trace.function = iwl4965_bg_ucode_trace;
-
init_timer(&priv->watchdog);
priv->watchdog.data = (unsigned long)priv;
priv->watchdog.function = iwl_legacy_bg_watchdog;
@@ -3056,7 +2721,6 @@ static void iwl4965_cancel_deferred_work(struct iwl_priv *priv)
iwl_legacy_cancel_scan_deferred_work(priv);
del_timer_sync(&priv->statistics_periodic);
- del_timer_sync(&priv->ucode_trace);
}
static void iwl4965_init_hw_rates(struct iwl_priv *priv,