diff options
author | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2009-03-27 16:14:38 +0100 |
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committer | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2009-03-27 16:14:38 +0100 |
commit | b92efa9abffc4a634cd2e7a0f81f8aa6310d67c9 (patch) | |
tree | 9847508d9b8d4e585f90db4a453bfbc3700c997e /drivers/net/wireless/iwlwifi/iwl-calib.c | |
parent | a16fffdd8eb95ebab7dc22414896fe6493951e0e (diff) | |
parent | be0ea69674ed95e1e98cb3687a241badc756d228 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into avr32-arch
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-calib.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-calib.c | 93 |
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 f836ecc5575..735f3f19928 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 |