/* * Copyright (c) 2008-2011 Atheros Communications Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include "hw.h" #include "ar9003_mac.h" #include "ar9003_2p2_initvals.h" #include "ar9003_buffalo_initvals.h" #include "ar9485_initvals.h" #include "ar9340_initvals.h" #include "ar9330_1p1_initvals.h" #include "ar9330_1p2_initvals.h" #include "ar955x_1p0_initvals.h" #include "ar9580_1p0_initvals.h" #include "ar9462_2p0_initvals.h" #include "ar9462_2p1_initvals.h" #include "ar9565_1p0_initvals.h" #include "ar9565_1p1_initvals.h" #include "ar953x_initvals.h" #include "ar956x_initvals.h" /* General hardware code for the AR9003 hadware family */ /* * The AR9003 family uses a new INI format (pre, core, post * arrays per subsystem). This provides support for the * AR9003 2.2 chipsets. */ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) { if (AR_SREV_9330_11(ah)) { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9331_1p1_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9331_1p1_mac_postamble); /* bb */ INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9331_1p1_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9331_1p1_baseband_postamble); /* radio */ INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9331_1p1_radio_core); /* soc */ INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9331_1p1_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9331_1p1_soc_postamble); /* rx/tx gain */ INIT_INI_ARRAY(&ah->iniModesRxGain, ar9331_common_rx_gain_1p1); INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_lowest_ob_db_tx_gain_1p1); /* Japan 2484 Mhz CCK */ INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9331_1p1_baseband_core_txfir_coeff_japan_2484); /* additional clock settings */ if (ah->is_clk_25mhz) INIT_INI_ARRAY(&ah->iniAdditional, ar9331_1p1_xtal_25M); else INIT_INI_ARRAY(&ah->iniAdditional, ar9331_1p1_xtal_40M); } else if (AR_SREV_9330_12(ah)) { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9331_1p2_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9331_1p2_mac_postamble); /* bb */ INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9331_1p2_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9331_1p2_baseband_postamble); /* radio */ INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9331_1p2_radio_core); /* soc */ INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9331_1p2_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9331_1p2_soc_postamble); /* rx/tx gain */ INIT_INI_ARRAY(&ah->iniModesRxGain, ar9331_common_rx_gain_1p2); INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_lowest_ob_db_tx_gain_1p2); /* Japan 2484 Mhz CCK */ INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9331_1p2_baseband_core_txfir_coeff_japan_2484); /* additional clock settings */ if (ah->is_clk_25mhz) INIT_INI_ARRAY(&ah->iniAdditional, ar9331_1p2_xtal_25M); else INIT_INI_ARRAY(&ah->iniAdditional, ar9331_1p2_xtal_40M); } else if (AR_SREV_9340(ah)) { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9340_1p0_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9340_1p0_mac_postamble); /* bb */ INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9340_1p0_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9340_1p0_baseband_postamble); /* radio */ INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9340_1p0_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar9340_1p0_radio_postamble); /* soc */ INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9340_1p0_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9340_1p0_soc_postamble); /* rx/tx gain */ INIT_INI_ARRAY(&ah->iniModesRxGain, ar9340Common_wo_xlna_rx_gain_table_1p0); INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_high_ob_db_tx_gain_table_1p0); INIT_INI_ARRAY(&ah->iniModesFastClock, ar9340Modes_fast_clock_1p0); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9340_1p0_baseband_core_txfir_coeff_japan_2484); INIT_INI_ARRAY(&ah->ini_dfs, ar9340_1p0_baseband_postamble_dfs_channel); if (!ah->is_clk_25mhz) INIT_INI_ARRAY(&ah->iniAdditional, ar9340_1p0_radio_core_40M); } else if (AR_SREV_9485_11_OR_LATER(ah)) { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9485_1_1_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9485_1_1_mac_postamble); /* bb */ INIT_INI_ARRAY(&ah->iniBB[ATH_INI_PRE], ar9485_1_1); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9485_1_1_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9485_1_1_baseband_postamble); /* radio */ INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9485_1_1_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar9485_1_1_radio_postamble); /* soc */ INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9485_1_1_soc_preamble); /* rx/tx gain */ INIT_INI_ARRAY(&ah->iniModesRxGain, ar9485Common_wo_xlna_rx_gain_1_1); INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485_modes_lowest_ob_db_tx_gain_1_1); /* Japan 2484 Mhz CCK */ INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9485_1_1_baseband_core_txfir_coeff_japan_2484); if (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) { INIT_INI_ARRAY(&ah->iniPcieSerdes, ar9485_1_1_pll_on_cdr_on_clkreq_disable_L1); INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, ar9485_1_1_pll_on_cdr_on_clkreq_disable_L1); } else { INIT_INI_ARRAY(&ah->iniPcieSerdes, ar9485_1_1_pcie_phy_clkreq_disable_L1); INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, ar9485_1_1_pcie_phy_clkreq_disable_L1); } } else if (AR_SREV_9462_21(ah)) { INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9462_2p1_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9462_2p1_mac_postamble); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9462_2p1_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9462_2p1_baseband_postamble); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9462_2p1_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar9462_2p1_radio_postamble); INIT_INI_ARRAY(&ah->ini_radio_post_sys2ant, ar9462_2p1_radio_postamble_sys2ant); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9462_2p1_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9462_2p1_soc_postamble); INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p1_common_rx_gain); INIT_INI_ARRAY(&ah->iniModesFastClock, ar9462_2p1_modes_fast_clock); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9462_2p1_baseband_core_txfir_coeff_japan_2484); /* Awake -> Sleep Setting */ if ((ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) && (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_ON_D3)) { INIT_INI_ARRAY(&ah->iniPcieSerdes, ar9462_2p1_pciephy_clkreq_disable_L1); } /* Sleep -> Awake Setting */ if ((ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) && (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_ON_D0)) { INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, ar9462_2p1_pciephy_clkreq_disable_L1); } } else if (AR_SREV_9462_20(ah)) { INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9462_2p0_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9462_2p0_mac_postamble); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9462_2p0_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9462_2p0_baseband_postamble); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9462_2p0_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar9462_2p0_radio_postamble); INIT_INI_ARRAY(&ah->ini_radio_post_sys2ant, ar9462_2p0_radio_postamble_sys2ant); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9462_2p0_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9462_2p0_soc_postamble); INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p0_common_rx_gain); /* Awake -> Sleep Setting */ if ((ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) && (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_ON_D3)) { INIT_INI_ARRAY(&ah->iniPcieSerdes, ar9462_2p0_pciephy_clkreq_disable_L1); } /* Sleep -> Awake Setting */ if ((ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) && (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_ON_D0)) { INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, ar9462_2p0_pciephy_clkreq_disable_L1); } /* Fast clock modal settings */ INIT_INI_ARRAY(&ah->iniModesFastClock, ar9462_2p0_modes_fast_clock); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9462_2p0_baseband_core_txfir_coeff_japan_2484); } else if (AR_SREV_9550(ah)) { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar955x_1p0_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar955x_1p0_mac_postamble); /* bb */ INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar955x_1p0_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar955x_1p0_baseband_postamble); /* radio */ INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar955x_1p0_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar955x_1p0_radio_postamble); /* soc */ INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar955x_1p0_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar955x_1p0_soc_postamble); /* rx/tx gain */ INIT_INI_ARRAY(&ah->iniModesRxGain, ar955x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, ar955x_1p0_common_wo_xlna_rx_gain_bounds); INIT_INI_ARRAY(&ah->iniModesTxGain, ar955x_1p0_modes_xpa_tx_gain_table); /* Fast clock modal settings */ INIT_INI_ARRAY(&ah->iniModesFastClock, ar955x_1p0_modes_fast_clock); } else if (AR_SREV_9531(ah)) { INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], qca953x_1p0_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], qca953x_1p0_mac_postamble); if (AR_SREV_9531_20(ah)) { INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], qca953x_2p0_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], qca953x_2p0_baseband_postamble); } else { INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], qca953x_1p0_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], qca953x_1p0_baseband_postamble); } INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], qca953x_1p0_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], qca953x_1p0_radio_postamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], qca953x_1p0_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], qca953x_1p0_soc_postamble); if (AR_SREV_9531_20(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, qca953x_2p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca953x_2p0_common_wo_xlna_rx_gain_bounds); } else { INIT_INI_ARRAY(&ah->iniModesRxGain, qca953x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca953x_1p0_common_wo_xlna_rx_gain_bounds); } if (AR_SREV_9531_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_2p0_modes_no_xpa_tx_gain_table); else if (AR_SREV_9531_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_1p1_modes_no_xpa_tx_gain_table); else INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_1p0_modes_no_xpa_tx_gain_table); INIT_INI_ARRAY(&ah->iniModesFastClock, qca953x_1p0_modes_fast_clock); } else if (AR_SREV_9561(ah)) { INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], qca956x_1p0_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], qca956x_1p0_mac_postamble); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], qca956x_1p0_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], qca956x_1p0_baseband_postamble); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], qca956x_1p0_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], qca956x_1p0_radio_postamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], qca956x_1p0_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], qca956x_1p0_soc_postamble); INIT_INI_ARRAY(&ah->iniModesRxGain, qca956x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca956x_1p0_common_wo_xlna_rx_gain_bounds); INIT_INI_ARRAY(&ah->iniModesTxGain, qca956x_1p0_modes_no_xpa_tx_gain_table); INIT_INI_ARRAY(&ah->ini_dfs, qca956x_1p0_baseband_postamble_dfs_channel); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, qca956x_1p0_baseband_core_txfir_coeff_japan_2484); INIT_INI_ARRAY(&ah->iniModesFastClock, qca956x_1p0_modes_fast_clock); } else if (AR_SREV_9580(ah)) { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9580_1p0_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9580_1p0_mac_postamble); /* bb */ INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9580_1p0_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9580_1p0_baseband_postamble); /* radio */ INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9580_1p0_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar9580_1p0_radio_postamble); /* soc */ INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9580_1p0_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9580_1p0_soc_postamble); /* rx/tx gain */ INIT_INI_ARRAY(&ah->iniModesRxGain, ar9580_1p0_rx_gain_table); INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_low_ob_db_tx_gain_table); INIT_INI_ARRAY(&ah->iniModesFastClock, ar9580_1p0_modes_fast_clock); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9580_1p0_baseband_core_txfir_coeff_japan_2484); INIT_INI_ARRAY(&ah->ini_dfs, ar9580_1p0_baseband_postamble_dfs_channel); } else if (AR_SREV_9565_11_OR_LATER(ah)) { INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9565_1p1_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9565_1p1_mac_postamble); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9565_1p1_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9565_1p1_baseband_postamble); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9565_1p1_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar9565_1p1_radio_postamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9565_1p1_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9565_1p1_soc_postamble); INIT_INI_ARRAY(&ah->iniModesRxGain, ar9565_1p1_Common_rx_gain_table); INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p1_Modes_lowest_ob_db_tx_gain_table); /* Awake -> Sleep Setting */ if ((ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) && (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_ON_D3)) { INIT_INI_ARRAY(&ah->iniPcieSerdes, ar9565_1p1_pciephy_clkreq_disable_L1); } /* Sleep -> Awake Setting */ if ((ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) && (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_ON_D0)) { INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, ar9565_1p1_pciephy_clkreq_disable_L1); } INIT_INI_ARRAY(&ah->iniModesFastClock, ar9565_1p1_modes_fast_clock); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9565_1p1_baseband_core_txfir_coeff_japan_2484); } else if (AR_SREV_9565(ah)) { INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9565_1p0_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9565_1p0_mac_postamble); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9565_1p0_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9565_1p0_baseband_postamble); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9565_1p0_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar9565_1p0_radio_postamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9565_1p0_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9565_1p0_soc_postamble); INIT_INI_ARRAY(&ah->iniModesRxGain, ar9565_1p0_Common_rx_gain_table); INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_Modes_lowest_ob_db_tx_gain_table); /* Awake -> Sleep Setting */ if ((ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) && (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_ON_D3)) { INIT_INI_ARRAY(&ah->iniPcieSerdes, ar9565_1p0_pciephy_clkreq_disable_L1); } /* Sleep -> Awake Setting */ if ((ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_CONTROL) && (ah->config.pll_pwrsave & AR_PCIE_PLL_PWRSAVE_ON_D0)) { INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, ar9565_1p0_pciephy_clkreq_disable_L1); } INIT_INI_ARRAY(&ah->iniModesFastClock, ar9565_1p0_modes_fast_clock); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9565_1p0_baseband_core_txfir_coeff_japan_2484); } else { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], ar9300_2p2_mac_core); INIT_INI_ARRAY(&ah->iniMac[ATH_INI_POST], ar9300_2p2_mac_postamble); /* bb */ INIT_INI_ARRAY(&ah->iniBB[ATH_INI_CORE], ar9300_2p2_baseband_core); INIT_INI_ARRAY(&ah->iniBB[ATH_INI_POST], ar9300_2p2_baseband_postamble); /* radio */ INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_CORE], ar9300_2p2_radio_core); INIT_INI_ARRAY(&ah->iniRadio[ATH_INI_POST], ar9300_2p2_radio_postamble); /* soc */ INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_PRE], ar9300_2p2_soc_preamble); INIT_INI_ARRAY(&ah->iniSOC[ATH_INI_POST], ar9300_2p2_soc_postamble); /* rx/tx gain */ INIT_INI_ARRAY(&ah->iniModesRxGain, ar9300Common_rx_gain_table_2p2); INIT_INI_ARRAY(&ah->iniModesTxGain, ar9300Modes_lowest_ob_db_tx_gain_table_2p2); /* Load PCIE SERDES settings from INI */ /* Awake Setting */ INIT_INI_ARRAY(&ah->iniPcieSerdes, ar9300PciePhy_pll_on_clkreq_disable_L1_2p2); /* Sleep Setting */ INIT_INI_ARRAY(&ah->iniPcieSerdesLowPower, ar9300PciePhy_pll_on_clkreq_disable_L1_2p2); /* Fast clock modal settings */ INIT_INI_ARRAY(&ah->iniModesFastClock, ar9300Modes_fast_clock_2p2); INIT_INI_ARRAY(&ah->iniCckfirJapan2484, ar9300_2p2_baseband_core_txfir_coeff_japan_2484); INIT_INI_ARRAY(&ah->ini_dfs, ar9300_2p2_baseband_postamble_dfs_channel); } } static void ar9003_tx_gain_table_mode0(struct ath_hw *ah) { if (AR_SREV_9330_12(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_lowest_ob_db_tx_gain_1p2); else if (AR_SREV_9330_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_lowest_ob_db_tx_gain_1p1); else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_lowest_ob_db_tx_gain_table_1p0); else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485_modes_lowest_ob_db_tx_gain_1_1); else if (AR_SREV_9550(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar955x_1p0_modes_xpa_tx_gain_table); else if (AR_SREV_9531_10(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_1p0_modes_xpa_tx_gain_table); else if (AR_SREV_9531_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_1p1_modes_xpa_tx_gain_table); else if (AR_SREV_9531_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_2p0_modes_xpa_tx_gain_table); else if (AR_SREV_9561(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca956x_1p0_modes_xpa_tx_gain_table); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_lowest_ob_db_tx_gain_table); else if (AR_SREV_9462_21(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9462_2p1_modes_low_ob_db_tx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9462_2p0_modes_low_ob_db_tx_gain); else if (AR_SREV_9565_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p1_modes_low_ob_db_tx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_modes_low_ob_db_tx_gain_table); else INIT_INI_ARRAY(&ah->iniModesTxGain, ar9300Modes_lowest_ob_db_tx_gain_table_2p2); } static void ar9003_tx_gain_table_mode1(struct ath_hw *ah) { if (AR_SREV_9330_12(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_high_ob_db_tx_gain_1p2); else if (AR_SREV_9330_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_high_ob_db_tx_gain_1p1); else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_high_ob_db_tx_gain_table_1p0); else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_high_ob_db_tx_gain_1_1); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_high_ob_db_tx_gain_table); else if (AR_SREV_9550(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar955x_1p0_modes_no_xpa_tx_gain_table); else if (AR_SREV_9531(ah)) { if (AR_SREV_9531_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_2p0_modes_no_xpa_tx_gain_table); else if (AR_SREV_9531_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_1p1_modes_no_xpa_tx_gain_table); else INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_1p0_modes_no_xpa_tx_gain_table); } else if (AR_SREV_9561(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca956x_1p0_modes_no_xpa_tx_gain_table); else if (AR_SREV_9462_21(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9462_2p1_modes_high_ob_db_tx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9462_2p0_modes_high_ob_db_tx_gain); else if (AR_SREV_9565_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p1_modes_high_ob_db_tx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_modes_high_ob_db_tx_gain_table); else INIT_INI_ARRAY(&ah->iniModesTxGain, ar9300Modes_high_ob_db_tx_gain_table_2p2); } static void ar9003_tx_gain_table_mode2(struct ath_hw *ah) { if (AR_SREV_9330_12(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_low_ob_db_tx_gain_1p2); else if (AR_SREV_9330_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_low_ob_db_tx_gain_1p1); else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_low_ob_db_tx_gain_table_1p0); else if (AR_SREV_9531_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca953x_1p1_modes_no_xpa_low_power_tx_gain_table); else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_low_ob_db_tx_gain_1_1); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_low_ob_db_tx_gain_table); else if (AR_SREV_9561(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca956x_1p0_modes_no_xpa_low_ob_db_tx_gain_table); else if (AR_SREV_9565_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p1_modes_low_ob_db_tx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_modes_low_ob_db_tx_gain_table); else INIT_INI_ARRAY(&ah->iniModesTxGain, ar9300Modes_low_ob_db_tx_gain_table_2p2); } static void ar9003_tx_gain_table_mode3(struct ath_hw *ah) { if (AR_SREV_9330_12(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_high_power_tx_gain_1p2); else if (AR_SREV_9330_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9331_modes_high_power_tx_gain_1p1); else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_high_power_tx_gain_table_1p0); else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_high_power_tx_gain_1_1); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_high_power_tx_gain_table); else if (AR_SREV_9565_11(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p1_modes_high_power_tx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9565_1p0_modes_high_power_tx_gain_table); else { if (ah->config.tx_gain_buffalo) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9300Modes_high_power_tx_gain_table_buffalo); else INIT_INI_ARRAY(&ah->iniModesTxGain, ar9300Modes_high_power_tx_gain_table_2p2); } } static void ar9003_tx_gain_table_mode4(struct ath_hw *ah) { if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_mixed_ob_db_tx_gain_table_1p0); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_mixed_ob_db_tx_gain_table); else if (AR_SREV_9462_21(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9462_2p1_modes_mix_ob_db_tx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9462_2p0_modes_mix_ob_db_tx_gain); else INIT_INI_ARRAY(&ah->iniModesTxGain, ar9300Modes_mixed_ob_db_tx_gain_table_2p2); } static void ar9003_tx_gain_table_mode5(struct ath_hw *ah) { if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_green_ob_db_tx_gain_1_1); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_type5_tx_gain_table); else if (AR_SREV_9561(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, qca956x_1p0_modes_no_xpa_green_tx_gain_table); else if (AR_SREV_9300_22(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9300Modes_type5_tx_gain_table_2p2); } static void ar9003_tx_gain_table_mode6(struct ath_hw *ah) { if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340Modes_low_ob_db_and_spur_tx_gain_table_1p0); else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9485Modes_green_spur_ob_db_tx_gain_1_1); else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9580_1p0_type6_tx_gain_table); } static void ar9003_tx_gain_table_mode7(struct ath_hw *ah) { if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesTxGain, ar9340_cus227_tx_gain_table_1p0); } typedef void (*ath_txgain_tab)(struct ath_hw *ah); static void ar9003_tx_gain_table_apply(struct ath_hw *ah) { static const ath_txgain_tab modes[] = { ar9003_tx_gain_table_mode0, ar9003_tx_gain_table_mode1, ar9003_tx_gain_table_mode2, ar9003_tx_gain_table_mode3, ar9003_tx_gain_table_mode4, ar9003_tx_gain_table_mode5, ar9003_tx_gain_table_mode6, ar9003_tx_gain_table_mode7, }; int idx = ar9003_hw_get_tx_gain_idx(ah); if (idx >= ARRAY_SIZE(modes)) idx = 0; modes[idx](ah); } static void ar9003_rx_gain_table_mode0(struct ath_hw *ah) { if (AR_SREV_9330_12(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9331_common_rx_gain_1p2); else if (AR_SREV_9330_11(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9331_common_rx_gain_1p1); else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9340Common_rx_gain_table_1p0); else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9485_common_rx_gain_1_1); else if (AR_SREV_9550(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, ar955x_1p0_common_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, ar955x_1p0_common_rx_gain_bounds); } else if (AR_SREV_9531(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, qca953x_1p0_common_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca953x_1p0_common_rx_gain_bounds); } else if (AR_SREV_9561(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, qca956x_1p0_common_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca956x_1p0_common_rx_gain_bounds); INIT_INI_ARRAY(&ah->ini_modes_rxgain_xlna, qca956x_1p0_xlna_only); } else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9580_1p0_rx_gain_table); else if (AR_SREV_9462_21(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p1_common_rx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p0_common_rx_gain); else if (AR_SREV_9565_11(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9565_1p1_Common_rx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9565_1p0_Common_rx_gain_table); else INIT_INI_ARRAY(&ah->iniModesRxGain, ar9300Common_rx_gain_table_2p2); } static void ar9003_rx_gain_table_mode1(struct ath_hw *ah) { if (AR_SREV_9330_12(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9331_common_wo_xlna_rx_gain_1p2); else if (AR_SREV_9330_11(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9331_common_wo_xlna_rx_gain_1p1); else if (AR_SREV_9340(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9340Common_wo_xlna_rx_gain_table_1p0); else if (AR_SREV_9485_11_OR_LATER(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9485Common_wo_xlna_rx_gain_1_1); else if (AR_SREV_9462_21(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p1_common_wo_xlna_rx_gain); else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p0_common_wo_xlna_rx_gain); else if (AR_SREV_9550(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, ar955x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, ar955x_1p0_common_wo_xlna_rx_gain_bounds); } else if (AR_SREV_9531_10(ah) || AR_SREV_9531_11(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, qca953x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca953x_1p0_common_wo_xlna_rx_gain_bounds); } else if (AR_SREV_9531_20(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, qca953x_2p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca953x_2p0_common_wo_xlna_rx_gain_bounds); } else if (AR_SREV_9561(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, qca956x_1p0_common_wo_xlna_rx_gain_table); INIT_INI_ARRAY(&ah->ini_modes_rx_gain_bounds, qca956x_1p0_common_wo_xlna_rx_gain_bounds); } else if (AR_SREV_9580(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9580_1p0_wo_xlna_rx_gain_table); else if (AR_SREV_9565_11(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9565_1p1_common_wo_xlna_rx_gain_table); else if (AR_SREV_9565(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9565_1p0_common_wo_xlna_rx_gain_table); else INIT_INI_ARRAY(&ah->iniModesRxGain, ar9300Common_wo_xlna_rx_gain_table_2p2); } static void ar9003_rx_gain_table_mode2(struct ath_hw *ah) { if (AR_SREV_9462_21(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p1_common_mixed_rx_gain); INIT_INI_ARRAY(&ah->ini_modes_rxgain_bb_core, ar9462_2p1_baseband_core_mix_rxgain); INIT_INI_ARRAY(&ah->ini_modes_rxgain_bb_postamble, ar9462_2p1_baseband_postamble_mix_rxgain); INIT_INI_ARRAY(&ah->ini_modes_rxgain_xlna, ar9462_2p1_baseband_postamble_5g_xlna); } else if (AR_SREV_9462_20(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p0_common_mixed_rx_gain); INIT_INI_ARRAY(&ah->ini_modes_rxgain_bb_core, ar9462_2p0_baseband_core_mix_rxgain); INIT_INI_ARRAY(&ah->ini_modes_rxgain_bb_postamble, ar9462_2p0_baseband_postamble_mix_rxgain); INIT_INI_ARRAY(&ah->ini_modes_rxgain_xlna, ar9462_2p0_baseband_postamble_5g_xlna); } } static void ar9003_rx_gain_table_mode3(struct ath_hw *ah) { if (AR_SREV_9462_21(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p1_common_5g_xlna_only_rxgain); INIT_INI_ARRAY(&ah->ini_modes_rxgain_xlna, ar9462_2p1_baseband_postamble_5g_xlna); } else if (AR_SREV_9462_20(ah)) { INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_2p0_common_5g_xlna_only_rxgain); INIT_INI_ARRAY(&ah->ini_modes_rxgain_xlna, ar9462_2p0_baseband_postamble_5g_xlna); } } static void ar9003_rx_gain_table_apply(struct ath_hw *ah) { switch (ar9003_hw_get_rx_gain_idx(ah)) { case 0: default: ar9003_rx_gain_table_mode0(ah); break; case 1: ar9003_rx_gain_table_mode1(ah); break; case 2: ar9003_rx_gain_table_mode2(ah); break; case 3: ar9003_rx_gain_table_mode3(ah); break; } } /* set gain table pointers according to values read from the eeprom */ static void ar9003_hw_init_mode_gain_regs(struct ath_hw *ah) { ar9003_tx_gain_table_apply(ah); ar9003_rx_gain_table_apply(ah); } /* * Helper for ASPM support. * * Disable PLL when in L0s as well as receiver clock when in L1. * This power saving option must be enabled through the SerDes. * * Programming the SerDes must go through the same 288 bit serial shift * register as the other analog registers. Hence the 9 writes. */ static void ar9003_hw_configpcipowersave(struct ath_hw *ah, bool power_off) { unsigned int i; struct ar5416IniArray *array; /* * Increase L1 Entry Latency. Some WB222 boards don't have * this change in eeprom/OTP. * */ if (AR_SREV_9462(ah)) { u32 val = ah->config.aspm_l1_fix; if ((val & 0xff000000) == 0x17000000) { val &= 0x00ffffff; val |= 0x27000000; REG_WRITE(ah, 0x570c, val); } } /* Nothing to do on restore for 11N */ if (!power_off /* !restore */) { /* set bit 19 to allow forcing of pcie core into L1 state */ REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA); REG_WRITE(ah, AR_WA, ah->WARegVal); } /* * Configire PCIE after Ini init. SERDES values now come from ini file * This enables PCIe low power mode. */ array = power_off ? &ah->iniPcieSerdes : &ah->iniPcieSerdesLowPower; for (i = 0; i < array->ia_rows; i++) { REG_WRITE(ah, INI_RA(array, i, 0), INI_RA(array, i, 1)); } } static void ar9003_hw_init_hang_checks(struct ath_hw *ah) { /* * All chips support detection of BB/MAC hangs. */ ah->config.hw_hang_checks |= HW_BB_WATCHDOG; ah->config.hw_hang_checks |= HW_MAC_HANG; /* * This is not required for AR9580 1.0 */ if (AR_SREV_9300_22(ah)) ah->config.hw_hang_checks |= HW_PHYRESTART_CLC_WAR; if (AR_SREV_9330(ah)) ah->bb_watchdog_timeout_ms = 85; else ah->bb_watchdog_timeout_ms = 25; } /* * MAC HW hang check * ================= * * Signature: dcu_chain_state is 0x6 and dcu_complete_state is 0x1. * * The state of each DCU chain (mapped to TX queues) is available from these * DMA debug registers: * * Chain 0 state : Bits 4:0 of AR_DMADBG_4 * Chain 1 state : Bits 9:5 of AR_DMADBG_4 * Chain 2 state : Bits 14:10 of AR_DMADBG_4 * Chain 3 state : Bits 19:15 of AR_DMADBG_4 * Chain 4 state : Bits 24:20 of AR_DMADBG_4 * Chain 5 state : Bits 29:25 of AR_DMADBG_4 * Chain 6 state : Bits 4:0 of AR_DMADBG_5 * Chain 7 state : Bits 9:5 of AR_DMADBG_5 * Chain 8 state : Bits 14:10 of AR_DMADBG_5 * Chain 9 state : Bits 19:15 of AR_DMADBG_5 * * The DCU chain state "0x6" means "WAIT_FRDONE" - wait for TX frame to be done. */ #define NUM_STATUS_READS 50 static bool ath9k_hw_verify_hang(struct ath_hw *ah, unsigned int queue) { u32 dma_dbg_chain, dma_dbg_complete; u8 dcu_chain_state, dcu_complete_state; int i; for (i = 0; i < NUM_STATUS_READS; i++) { if (queue < 6) dma_dbg_chain = REG_READ(ah, AR_DMADBG_4); else dma_dbg_chain = REG_READ(ah, AR_DMADBG_5); dma_dbg_complete = REG_READ(ah, AR_DMADBG_6); dcu_chain_state = (dma_dbg_chain >> (5 * queue)) & 0x1f; dcu_complete_state = dma_dbg_complete & 0x3; if ((dcu_chain_state != 0x6) || (dcu_complete_state != 0x1)) return false; } ath_dbg(ath9k_hw_common(ah), RESET, "MAC Hang signature found for queue: %d\n", queue); return true; } static bool ar9003_hw_detect_mac_hang(struct ath_hw *ah) { u32 dma_dbg_4, dma_dbg_5, dma_dbg_6, chk_dbg; u8 dcu_chain_state, dcu_complete_state; bool dcu_wait_frdone = false; unsigned long chk_dcu = 0; unsigned int i = 0; dma_dbg_4 = REG_READ(ah, AR_DMADBG_4); dma_dbg_5 = REG_READ(ah, AR_DMADBG_5); dma_dbg_6 = REG_READ(ah, AR_DMADBG_6); dcu_complete_state = dma_dbg_6 & 0x3; if (dcu_complete_state != 0x1) goto exit; for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { if (i < 6) chk_dbg = dma_dbg_4; else chk_dbg = dma_dbg_5; dcu_chain_state = (chk_dbg >> (5 * i)) & 0x1f; if (dcu_chain_state == 0x6) { dcu_wait_frdone = true; chk_dcu |= BIT(i); } } if ((dcu_complete_state == 0x1) && dcu_wait_frdone) { for_each_set_bit(i, &chk_dcu, ATH9K_NUM_TX_QUEUES) { if (ath9k_hw_verify_hang(ah, i)) return true; } } exit: return false; } /* Sets up the AR9003 hardware familiy callbacks */ void ar9003_hw_attach_ops(struct ath_hw *ah) { struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); struct ath_hw_ops *ops = ath9k_hw_ops(ah); ar9003_hw_init_mode_regs(ah); if (AR_SREV_9003_PCOEM(ah)) { WARN_ON(!ah->iniPcieSerdes.ia_array); WARN_ON(!ah->iniPcieSerdesLowPower.ia_array); } priv_ops->init_mode_gain_regs = ar9003_hw_init_mode_gain_regs; priv_ops->init_hang_checks = ar9003_hw_init_hang_checks; priv_ops->detect_mac_hang = ar9003_hw_detect_mac_hang; ops->config_pci_powersave = ar9003_hw_configpcipowersave; ar9003_hw_attach_phy_ops(ah); ar9003_hw_attach_calib_ops(ah); ar9003_hw_attach_mac_ops(ah); ar9003_hw_attach_aic_ops(ah); }