aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/iwlwifi/iwl-calib.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-calib.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-calib.c93
1 files changed, 47 insertions, 46 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-calib.c b/drivers/net/wireless/iwlwifi/iwl-calib.c
index f836ecc55758..735f3f19928c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-calib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-calib.c
@@ -5,7 +5,7 @@
*
* GPL LICENSE SUMMARY
*
- * Copyright(c) 2008 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@@ -30,7 +30,7 @@
*
* BSD LICENSE
*
- * Copyright(c) 2005 - 2008 Intel Corporation. All rights reserved.
+ * Copyright(c) 2005 - 2009 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -102,7 +102,7 @@ int iwl_send_calib_results(struct iwl_priv *priv)
return 0;
err:
- IWL_ERROR("Error %d iteration %d\n", ret, i);
+ IWL_ERR(priv, "Error %d iteration %d\n", ret, i);
return ret;
}
EXPORT_SYMBOL(iwl_send_calib_results);
@@ -202,7 +202,7 @@ static int iwl_sens_energy_cck(struct iwl_priv *priv,
val = data->nrg_silence_rssi[i];
silence_ref = max(silence_ref, val);
}
- IWL_DEBUG_CALIB("silence a %u, b %u, c %u, 20-bcn max %u\n",
+ IWL_DEBUG_CALIB(priv, "silence a %u, b %u, c %u, 20-bcn max %u\n",
silence_rssi_a, silence_rssi_b, silence_rssi_c,
silence_ref);
@@ -226,7 +226,7 @@ static int iwl_sens_energy_cck(struct iwl_priv *priv,
max_nrg_cck = (u32) max(max_nrg_cck, (data->nrg_value[i]));
max_nrg_cck += 6;
- IWL_DEBUG_CALIB("rx energy a %u, b %u, c %u, 10-bcn max/min %u\n",
+ IWL_DEBUG_CALIB(priv, "rx energy a %u, b %u, c %u, 10-bcn max/min %u\n",
rx_info->beacon_energy_a, rx_info->beacon_energy_b,
rx_info->beacon_energy_c, max_nrg_cck - 6);
@@ -236,15 +236,15 @@ static int iwl_sens_energy_cck(struct iwl_priv *priv,
data->num_in_cck_no_fa++;
else
data->num_in_cck_no_fa = 0;
- IWL_DEBUG_CALIB("consecutive bcns with few false alarms = %u\n",
+ IWL_DEBUG_CALIB(priv, "consecutive bcns with few false alarms = %u\n",
data->num_in_cck_no_fa);
/* If we got too many false alarms this time, reduce sensitivity */
if ((false_alarms > max_false_alarms) &&
(data->auto_corr_cck > AUTO_CORR_MAX_TH_CCK)) {
- IWL_DEBUG_CALIB("norm FA %u > max FA %u\n",
+ IWL_DEBUG_CALIB(priv, "norm FA %u > max FA %u\n",
false_alarms, max_false_alarms);
- IWL_DEBUG_CALIB("... reducing sensitivity\n");
+ IWL_DEBUG_CALIB(priv, "... reducing sensitivity\n");
data->nrg_curr_state = IWL_FA_TOO_MANY;
/* Store for "fewer than desired" on later beacon */
data->nrg_silence_ref = silence_ref;
@@ -266,7 +266,7 @@ static int iwl_sens_energy_cck(struct iwl_priv *priv,
data->nrg_auto_corr_silence_diff = (s32)data->nrg_silence_ref -
(s32)silence_ref;
- IWL_DEBUG_CALIB("norm FA %u < min FA %u, silence diff %d\n",
+ IWL_DEBUG_CALIB(priv, "norm FA %u < min FA %u, silence diff %d\n",
false_alarms, min_false_alarms,
data->nrg_auto_corr_silence_diff);
@@ -280,17 +280,17 @@ static int iwl_sens_energy_cck(struct iwl_priv *priv,
((data->nrg_auto_corr_silence_diff > NRG_DIFF) ||
(data->num_in_cck_no_fa > MAX_NUMBER_CCK_NO_FA))) {
- IWL_DEBUG_CALIB("... increasing sensitivity\n");
+ IWL_DEBUG_CALIB(priv, "... increasing sensitivity\n");
/* Increase nrg value to increase sensitivity */
val = data->nrg_th_cck + NRG_STEP_CCK;
data->nrg_th_cck = min((u32)ranges->min_nrg_cck, val);
} else {
- IWL_DEBUG_CALIB("... but not changing sensitivity\n");
+ IWL_DEBUG_CALIB(priv, "... but not changing sensitivity\n");
}
/* Else we got a healthy number of false alarms, keep status quo */
} else {
- IWL_DEBUG_CALIB(" FA in safe zone\n");
+ IWL_DEBUG_CALIB(priv, " FA in safe zone\n");
data->nrg_curr_state = IWL_FA_GOOD_RANGE;
/* Store for use in "fewer than desired" with later beacon */
@@ -300,7 +300,7 @@ static int iwl_sens_energy_cck(struct iwl_priv *priv,
* give it some extra margin by reducing sensitivity again
* (but don't go below measured energy of desired Rx) */
if (IWL_FA_TOO_MANY == data->nrg_prev_state) {
- IWL_DEBUG_CALIB("... increasing margin\n");
+ IWL_DEBUG_CALIB(priv, "... increasing margin\n");
if (data->nrg_th_cck > (max_nrg_cck + NRG_MARGIN))
data->nrg_th_cck -= NRG_MARGIN;
else
@@ -314,7 +314,7 @@ static int iwl_sens_energy_cck(struct iwl_priv *priv,
* Lower value is higher energy, so we use max()!
*/
data->nrg_th_cck = max(max_nrg_cck, data->nrg_th_cck);
- IWL_DEBUG_CALIB("new nrg_th_cck %u\n", data->nrg_th_cck);
+ IWL_DEBUG_CALIB(priv, "new nrg_th_cck %u\n", data->nrg_th_cck);
data->nrg_prev_state = data->nrg_curr_state;
@@ -367,7 +367,7 @@ static int iwl_sens_auto_corr_ofdm(struct iwl_priv *priv,
/* If we got too many false alarms this time, reduce sensitivity */
if (false_alarms > max_false_alarms) {
- IWL_DEBUG_CALIB("norm FA %u > max FA %u)\n",
+ IWL_DEBUG_CALIB(priv, "norm FA %u > max FA %u)\n",
false_alarms, max_false_alarms);
val = data->auto_corr_ofdm + AUTO_CORR_STEP_OFDM;
@@ -390,7 +390,7 @@ static int iwl_sens_auto_corr_ofdm(struct iwl_priv *priv,
/* Else if we got fewer than desired, increase sensitivity */
else if (false_alarms < min_false_alarms) {
- IWL_DEBUG_CALIB("norm FA %u < min FA %u\n",
+ IWL_DEBUG_CALIB(priv, "norm FA %u < min FA %u\n",
false_alarms, min_false_alarms);
val = data->auto_corr_ofdm - AUTO_CORR_STEP_OFDM;
@@ -409,7 +409,7 @@ static int iwl_sens_auto_corr_ofdm(struct iwl_priv *priv,
data->auto_corr_ofdm_mrc_x1 =
max((u32)ranges->auto_corr_min_ofdm_mrc_x1, val);
} else {
- IWL_DEBUG_CALIB("min FA %u < norm FA %u < max FA %u OK\n",
+ IWL_DEBUG_CALIB(priv, "min FA %u < norm FA %u < max FA %u OK\n",
min_false_alarms, false_alarms, max_false_alarms);
}
return 0;
@@ -452,18 +452,18 @@ static int iwl_sensitivity_write(struct iwl_priv *priv)
cpu_to_le16((u16)data->nrg_th_ofdm);
cmd.table[HD_BARKER_CORR_TH_ADD_MIN_INDEX] =
- __constant_cpu_to_le16(190);
+ cpu_to_le16(190);
cmd.table[HD_BARKER_CORR_TH_ADD_MIN_MRC_INDEX] =
- __constant_cpu_to_le16(390);
+ cpu_to_le16(390);
cmd.table[HD_OFDM_ENERGY_TH_IN_INDEX] =
- __constant_cpu_to_le16(62);
+ cpu_to_le16(62);
- IWL_DEBUG_CALIB("ofdm: ac %u mrc %u x1 %u mrc_x1 %u thresh %u\n",
+ IWL_DEBUG_CALIB(priv, "ofdm: ac %u mrc %u x1 %u mrc_x1 %u thresh %u\n",
data->auto_corr_ofdm, data->auto_corr_ofdm_mrc,
data->auto_corr_ofdm_x1, data->auto_corr_ofdm_mrc_x1,
data->nrg_th_ofdm);
- IWL_DEBUG_CALIB("cck: ac %u mrc %u thresh %u\n",
+ IWL_DEBUG_CALIB(priv, "cck: ac %u mrc %u thresh %u\n",
data->auto_corr_cck, data->auto_corr_cck_mrc,
data->nrg_th_cck);
@@ -473,7 +473,7 @@ static int iwl_sensitivity_write(struct iwl_priv *priv)
/* Don't send command to uCode if nothing has changed */
if (!memcmp(&cmd.table[0], &(priv->sensitivity_tbl[0]),
sizeof(u16)*HD_TABLE_SIZE)) {
- IWL_DEBUG_CALIB("No change in SENSITIVITY_CMD\n");
+ IWL_DEBUG_CALIB(priv, "No change in SENSITIVITY_CMD\n");
return 0;
}
@@ -483,7 +483,7 @@ static int iwl_sensitivity_write(struct iwl_priv *priv)
ret = iwl_send_cmd(priv, &cmd_out);
if (ret)
- IWL_ERROR("SENSITIVITY_CMD failed\n");
+ IWL_ERR(priv, "SENSITIVITY_CMD failed\n");
return ret;
}
@@ -498,7 +498,7 @@ void iwl_init_sensitivity(struct iwl_priv *priv)
if (priv->disable_sens_cal)
return;
- IWL_DEBUG_CALIB("Start iwl_init_sensitivity\n");
+ IWL_DEBUG_CALIB(priv, "Start iwl_init_sensitivity\n");
/* Clear driver's sensitivity algo data */
data = &(priv->sensitivity_data);
@@ -536,7 +536,7 @@ void iwl_init_sensitivity(struct iwl_priv *priv)
data->last_fa_cnt_cck = 0;
ret |= iwl_sensitivity_write(priv);
- IWL_DEBUG_CALIB("<<return 0x%X\n", ret);
+ IWL_DEBUG_CALIB(priv, "<<return 0x%X\n", ret);
}
EXPORT_SYMBOL(iwl_init_sensitivity);
@@ -562,13 +562,13 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv,
data = &(priv->sensitivity_data);
if (!iwl_is_associated(priv)) {
- IWL_DEBUG_CALIB("<< - not associated\n");
+ IWL_DEBUG_CALIB(priv, "<< - not associated\n");
return;
}
spin_lock_irqsave(&priv->lock, flags);
if (rx_info->interference_data_flag != INTERFERENCE_DATA_AVAILABLE) {
- IWL_DEBUG_CALIB("<< invalid data.\n");
+ IWL_DEBUG_CALIB(priv, "<< invalid data.\n");
spin_unlock_irqrestore(&priv->lock, flags);
return;
}
@@ -595,10 +595,10 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv,
spin_unlock_irqrestore(&priv->lock, flags);
- IWL_DEBUG_CALIB("rx_enable_time = %u usecs\n", rx_enable_time);
+ IWL_DEBUG_CALIB(priv, "rx_enable_time = %u usecs\n", rx_enable_time);
if (!rx_enable_time) {
- IWL_DEBUG_CALIB("<< RX Enable Time == 0! \n");
+ IWL_DEBUG_CALIB(priv, "<< RX Enable Time == 0! \n");
return;
}
@@ -637,7 +637,7 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv,
norm_fa_ofdm = fa_ofdm + bad_plcp_ofdm;
norm_fa_cck = fa_cck + bad_plcp_cck;
- IWL_DEBUG_CALIB("cck: fa %u badp %u ofdm: fa %u badp %u\n", fa_cck,
+ IWL_DEBUG_CALIB(priv, "cck: fa %u badp %u ofdm: fa %u badp %u\n", fa_cck,
bad_plcp_cck, fa_ofdm, bad_plcp_ofdm);
iwl_sens_auto_corr_ofdm(priv, norm_fa_ofdm, rx_enable_time);
@@ -690,13 +690,13 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
* then we're done forever. */
if (data->state != IWL_CHAIN_NOISE_ACCUMULATE) {
if (data->state == IWL_CHAIN_NOISE_ALIVE)
- IWL_DEBUG_CALIB("Wait for noise calib reset\n");
+ IWL_DEBUG_CALIB(priv, "Wait for noise calib reset\n");
return;
}
spin_lock_irqsave(&priv->lock, flags);
if (rx_info->interference_data_flag != INTERFERENCE_DATA_AVAILABLE) {
- IWL_DEBUG_CALIB(" << Interference data unavailable\n");
+ IWL_DEBUG_CALIB(priv, " << Interference data unavailable\n");
spin_unlock_irqrestore(&priv->lock, flags);
return;
}
@@ -709,7 +709,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
/* Make sure we accumulate data for just the associated channel
* (even if scanning). */
if ((rxon_chnum != stat_chnum) || (rxon_band24 != stat_band24)) {
- IWL_DEBUG_CALIB("Stats not from chan=%d, band24=%d\n",
+ IWL_DEBUG_CALIB(priv, "Stats not from chan=%d, band24=%d\n",
rxon_chnum, rxon_band24);
spin_unlock_irqrestore(&priv->lock, flags);
return;
@@ -739,11 +739,11 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
data->chain_signal_b = (chain_sig_b + data->chain_signal_b);
data->chain_signal_c = (chain_sig_c + data->chain_signal_c);
- IWL_DEBUG_CALIB("chan=%d, band24=%d, beacon=%d\n",
+ IWL_DEBUG_CALIB(priv, "chan=%d, band24=%d, beacon=%d\n",
rxon_chnum, rxon_band24, data->beacon_count);
- IWL_DEBUG_CALIB("chain_sig: a %d b %d c %d\n",
+ IWL_DEBUG_CALIB(priv, "chain_sig: a %d b %d c %d\n",
chain_sig_a, chain_sig_b, chain_sig_c);
- IWL_DEBUG_CALIB("chain_noise: a %d b %d c %d\n",
+ IWL_DEBUG_CALIB(priv, "chain_noise: a %d b %d c %d\n",
chain_noise_a, chain_noise_b, chain_noise_c);
/* If this is the 20th beacon, determine:
@@ -773,9 +773,9 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
active_chains = (1 << max_average_sig_antenna_i);
}
- IWL_DEBUG_CALIB("average_sig: a %d b %d c %d\n",
+ IWL_DEBUG_CALIB(priv, "average_sig: a %d b %d c %d\n",
average_sig[0], average_sig[1], average_sig[2]);
- IWL_DEBUG_CALIB("max_average_sig = %d, antenna %d\n",
+ IWL_DEBUG_CALIB(priv, "max_average_sig = %d, antenna %d\n",
max_average_sig, max_average_sig_antenna_i);
/* Compare signal strengths for all 3 receivers. */
@@ -789,7 +789,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
data->disconn_array[i] = 1;
else
active_chains |= (1 << i);
- IWL_DEBUG_CALIB("i = %d rssiDelta = %d "
+ IWL_DEBUG_CALIB(priv, "i = %d rssiDelta = %d "
"disconn_array[i] = %d\n",
i, rssi_delta, data->disconn_array[i]);
}
@@ -813,7 +813,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
* disconnected connect it anyway */
data->disconn_array[i] = 0;
active_chains |= ant_msk;
- IWL_DEBUG_CALIB("All Tx chains are disconnected W/A - "
+ IWL_DEBUG_CALIB(priv, "All Tx chains are disconnected W/A - "
"declare %d as connected\n", i);
break;
}
@@ -821,7 +821,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
/* Save for use within RXON, TX, SCAN commands, etc. */
priv->chain_noise_data.active_chains = active_chains;
- IWL_DEBUG_CALIB("active_chains (bitwise) = 0x%x\n",
+ IWL_DEBUG_CALIB(priv, "active_chains (bitwise) = 0x%x\n",
active_chains);
/* Analyze noise for rx balance */
@@ -839,15 +839,16 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv,
}
}
- IWL_DEBUG_CALIB("average_noise: a %d b %d c %d\n",
+ IWL_DEBUG_CALIB(priv, "average_noise: a %d b %d c %d\n",
average_noise[0], average_noise[1],
average_noise[2]);
- IWL_DEBUG_CALIB("min_average_noise = %d, antenna %d\n",
+ IWL_DEBUG_CALIB(priv, "min_average_noise = %d, antenna %d\n",
min_average_noise, min_average_noise_antenna_i);
- priv->cfg->ops->utils->gain_computation(priv, average_noise,
- min_average_noise_antenna_i, min_average_noise);
+ if (priv->cfg->ops->utils->gain_computation)
+ priv->cfg->ops->utils->gain_computation(priv, average_noise,
+ min_average_noise_antenna_i, min_average_noise);
/* Some power changes may have been made during the calibration.
* Update and commit the RXON
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.