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c5d05698 JS |
1 | /****************************************************************************** |
2 | * | |
901069c7 | 3 | * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. |
c5d05698 JS |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify it | |
6 | * under the terms of version 2 of the GNU General Public License as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
12 | * more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along with | |
15 | * this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA | |
17 | * | |
18 | * The full GNU General Public License is included in this distribution in the | |
19 | * file called LICENSE. | |
20 | * | |
21 | * Contact Information: | |
22 | * Intel Linux Wireless <ilw@linux.intel.com> | |
23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
24 | * | |
25 | *****************************************************************************/ | |
26 | ||
27 | #include <linux/kernel.h> | |
28 | #include <linux/module.h> | |
29 | #include <linux/init.h> | |
c5d05698 JS |
30 | #include <linux/delay.h> |
31 | #include <linux/skbuff.h> | |
32 | #include <linux/netdevice.h> | |
c5d05698 JS |
33 | #include <net/mac80211.h> |
34 | #include <linux/etherdevice.h> | |
35 | #include <asm/unaligned.h> | |
8fcbd4dc | 36 | #include <linux/stringify.h> |
c5d05698 JS |
37 | |
38 | #include "iwl-eeprom.h" | |
39 | #include "iwl-dev.h" | |
40 | #include "iwl-core.h" | |
41 | #include "iwl-io.h" | |
42 | #include "iwl-sta.h" | |
a1175124 | 43 | #include "iwl-agn.h" |
c5d05698 | 44 | #include "iwl-helpers.h" |
19e6cda0 | 45 | #include "iwl-agn-hw.h" |
c5d05698 JS |
46 | |
47 | /* Highest firmware API version supported */ | |
fea41cc9 | 48 | #define IWL1000_UCODE_API_MAX 5 |
1de19ecc | 49 | #define IWL100_UCODE_API_MAX 5 |
c5d05698 JS |
50 | |
51 | /* Lowest firmware API version supported */ | |
77dcb6a9 | 52 | #define IWL1000_UCODE_API_MIN 1 |
1de19ecc | 53 | #define IWL100_UCODE_API_MIN 5 |
c5d05698 | 54 | |
77dcb6a9 | 55 | #define IWL1000_FW_PRE "iwlwifi-1000-" |
8fcbd4dc | 56 | #define IWL1000_MODULE_FIRMWARE(api) IWL1000_FW_PRE __stringify(api) ".ucode" |
c5d05698 | 57 | |
1de19ecc | 58 | #define IWL100_FW_PRE "iwlwifi-100-" |
8fcbd4dc | 59 | #define IWL100_MODULE_FIRMWARE(api) IWL100_FW_PRE __stringify(api) ".ucode" |
1de19ecc | 60 | |
672639de WYG |
61 | |
62 | /* | |
63 | * For 1000, use advance thermal throttling critical temperature threshold, | |
64 | * but legacy thermal management implementation for now. | |
65 | * This is for the reason of 1000 uCode using advance thermal throttling API | |
66 | * but not implement ct_kill_exit based on ct_kill exit temperature | |
67 | * so the thermal throttling will still based on legacy thermal throttling | |
68 | * management. | |
69 | * The code here need to be modified once 1000 uCode has the advanced thermal | |
70 | * throttling algorithm in place | |
71 | */ | |
72 | static void iwl1000_set_ct_threshold(struct iwl_priv *priv) | |
73 | { | |
74 | /* want Celsius */ | |
75 | priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY; | |
76 | priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD; | |
77 | } | |
78 | ||
65b7998a WYG |
79 | /* NIC configuration for 1000 series */ |
80 | static void iwl1000_nic_config(struct iwl_priv *priv) | |
81 | { | |
9371d4ed WYG |
82 | /* set CSR_HW_CONFIG_REG for uCode use */ |
83 | iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG, | |
84 | CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI | | |
85 | CSR_HW_IF_CONFIG_REG_BIT_MAC_SI); | |
65b7998a WYG |
86 | |
87 | /* Setting digital SVR for 1000 card to 1.32V */ | |
88 | /* locking is acquired in iwl_set_bits_mask_prph() function */ | |
89 | iwl_set_bits_mask_prph(priv, APMG_DIGITAL_SVR_REG, | |
90 | APMG_SVR_DIGITAL_VOLTAGE_1_32, | |
91 | ~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK); | |
92 | } | |
93 | ||
fac06108 WYG |
94 | static struct iwl_sensitivity_ranges iwl1000_sensitivity = { |
95 | .min_nrg_cck = 95, | |
96 | .max_nrg_cck = 0, /* not used, set to 0 */ | |
97 | .auto_corr_min_ofdm = 90, | |
98 | .auto_corr_min_ofdm_mrc = 170, | |
99 | .auto_corr_min_ofdm_x1 = 120, | |
100 | .auto_corr_min_ofdm_mrc_x1 = 240, | |
101 | ||
102 | .auto_corr_max_ofdm = 120, | |
103 | .auto_corr_max_ofdm_mrc = 210, | |
104 | .auto_corr_max_ofdm_x1 = 155, | |
105 | .auto_corr_max_ofdm_mrc_x1 = 290, | |
106 | ||
107 | .auto_corr_min_cck = 125, | |
108 | .auto_corr_max_cck = 200, | |
109 | .auto_corr_min_cck_mrc = 170, | |
110 | .auto_corr_max_cck_mrc = 400, | |
111 | .nrg_th_cck = 95, | |
112 | .nrg_th_ofdm = 95, | |
113 | ||
114 | .barker_corr_th_min = 190, | |
115 | .barker_corr_th_min_mrc = 390, | |
116 | .nrg_th_cca = 62, | |
117 | }; | |
118 | ||
119 | static int iwl1000_hw_set_hw_params(struct iwl_priv *priv) | |
120 | { | |
9d143e9a DF |
121 | if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES && |
122 | iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES) | |
7cb1b088 | 123 | priv->cfg->base_params->num_of_queues = |
9d143e9a | 124 | iwlagn_mod_params.num_of_queues; |
fac06108 | 125 | |
7cb1b088 | 126 | priv->hw_params.max_txq_num = priv->cfg->base_params->num_of_queues; |
fac06108 | 127 | priv->hw_params.scd_bc_tbls_size = |
7cb1b088 | 128 | priv->cfg->base_params->num_of_queues * |
19e6cda0 | 129 | sizeof(struct iwlagn_scd_bc_tbl); |
fac06108 | 130 | priv->hw_params.tfd_size = sizeof(struct iwl_tfd); |
bf3c7fdd | 131 | priv->hw_params.max_stations = IWLAGN_STATION_COUNT; |
a194e324 | 132 | priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID; |
fac06108 | 133 | |
19e6cda0 WYG |
134 | priv->hw_params.max_data_size = IWLAGN_RTC_DATA_SIZE; |
135 | priv->hw_params.max_inst_size = IWLAGN_RTC_INST_SIZE; | |
fac06108 | 136 | |
fac06108 WYG |
137 | priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ) | |
138 | BIT(IEEE80211_BAND_5GHZ); | |
fac06108 WYG |
139 | |
140 | priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant); | |
17423ea8 WYG |
141 | if (priv->cfg->rx_with_siso_diversity) |
142 | priv->hw_params.rx_chains_num = 1; | |
143 | else | |
144 | priv->hw_params.rx_chains_num = | |
145 | num_of_ant(priv->cfg->valid_rx_ant); | |
fac06108 WYG |
146 | priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant; |
147 | priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant; | |
148 | ||
0453674c | 149 | iwl1000_set_ct_threshold(priv); |
fac06108 WYG |
150 | |
151 | /* Set initial sensitivity parameters */ | |
152 | /* Set initial calibration set */ | |
153 | priv->hw_params.sens = &iwl1000_sensitivity; | |
154 | priv->hw_params.calib_init_cfg = | |
155 | BIT(IWL_CALIB_XTAL) | | |
156 | BIT(IWL_CALIB_LO) | | |
157 | BIT(IWL_CALIB_TX_IQ) | | |
158 | BIT(IWL_CALIB_TX_IQ_PERD) | | |
159 | BIT(IWL_CALIB_BASE_BAND); | |
178d1596 WYG |
160 | if (priv->cfg->need_dc_calib) |
161 | priv->hw_params.calib_init_cfg |= BIT(IWL_CALIB_DC); | |
fac06108 | 162 | |
a0ee74cf WYG |
163 | priv->hw_params.beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS; |
164 | ||
fac06108 WYG |
165 | return 0; |
166 | } | |
167 | ||
672639de | 168 | static struct iwl_lib_ops iwl1000_lib = { |
fac06108 | 169 | .set_hw_params = iwl1000_hw_set_hw_params, |
e4c598b7 | 170 | .nic_config = iwl1000_nic_config, |
672639de WYG |
171 | .eeprom_ops = { |
172 | .regulatory_bands = { | |
e04ed0a5 WYG |
173 | EEPROM_REG_BAND_1_CHANNELS, |
174 | EEPROM_REG_BAND_2_CHANNELS, | |
175 | EEPROM_REG_BAND_3_CHANNELS, | |
176 | EEPROM_REG_BAND_4_CHANNELS, | |
177 | EEPROM_REG_BAND_5_CHANNELS, | |
178 | EEPROM_REG_BAND_24_HT40_CHANNELS, | |
5cab35e7 | 179 | EEPROM_REGULATORY_BAND_NO_HT40, |
672639de | 180 | }, |
672639de | 181 | }, |
909fc3cb | 182 | .temperature = iwlagn_temperature, |
672639de WYG |
183 | }; |
184 | ||
7cb1b088 | 185 | static struct iwl_base_params iwl1000_base_params = { |
19e6cda0 WYG |
186 | .num_of_queues = IWLAGN_NUM_QUEUES, |
187 | .num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES, | |
7cb1b088 | 188 | .eeprom_size = OTP_LOW_IMAGE_SIZE, |
fadb3582 | 189 | .pll_cfg_val = CSR50_ANA_PLL_CFG_VAL, |
415e4993 WYG |
190 | .max_ll_items = OTP_MAX_LL_ITEMS_1000, |
191 | .shadow_ram_support = false, | |
f2d0d0e2 | 192 | .led_compensation = 51, |
d8c07e7a | 193 | .chain_noise_num_beacons = IWL_CAL_NUM_BEACONS, |
480e8407 | 194 | .support_ct_kill_exit = true, |
6c3872e1 | 195 | .plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF, |
d4fe5ac9 | 196 | .chain_noise_scale = 1000, |
22de94de | 197 | .wd_timeout = IWL_DEF_WD_TIMEOUT, |
678b385d | 198 | .max_event_log_size = 128, |
c5d05698 | 199 | }; |
7cb1b088 WYG |
200 | static struct iwl_ht_params iwl1000_ht_params = { |
201 | .ht_greenfield_support = true, | |
202 | .use_rts_for_aggregation = true, /* use rts/cts protection */ | |
15b3f3b0 | 203 | .smps_mode = IEEE80211_SMPS_STATIC, |
7cb1b088 WYG |
204 | }; |
205 | ||
65af8dea WYG |
206 | #define IWL_DEVICE_1000 \ |
207 | .fw_name_pre = IWL1000_FW_PRE, \ | |
208 | .ucode_api_max = IWL1000_UCODE_API_MAX, \ | |
209 | .ucode_api_min = IWL1000_UCODE_API_MIN, \ | |
210 | .eeprom_ver = EEPROM_1000_EEPROM_VERSION, \ | |
211 | .eeprom_calib_ver = EEPROM_1000_TX_POWER_VERSION, \ | |
90c300cb | 212 | .lib = &iwl1000_lib, \ |
65af8dea WYG |
213 | .base_params = &iwl1000_base_params, \ |
214 | .led_mode = IWL_LED_BLINK | |
215 | ||
7cb1b088 WYG |
216 | struct iwl_cfg iwl1000_bgn_cfg = { |
217 | .name = "Intel(R) Centrino(R) Wireless-N 1000 BGN", | |
65af8dea | 218 | IWL_DEVICE_1000, |
7cb1b088 WYG |
219 | .ht_params = &iwl1000_ht_params, |
220 | }; | |
c5d05698 | 221 | |
4bd0914f | 222 | struct iwl_cfg iwl1000_bg_cfg = { |
c11362c0 | 223 | .name = "Intel(R) Centrino(R) Wireless-N 1000 BG", |
65af8dea | 224 | IWL_DEVICE_1000, |
4bd0914f WYG |
225 | }; |
226 | ||
65af8dea WYG |
227 | #define IWL_DEVICE_100 \ |
228 | .fw_name_pre = IWL100_FW_PRE, \ | |
229 | .ucode_api_max = IWL100_UCODE_API_MAX, \ | |
230 | .ucode_api_min = IWL100_UCODE_API_MIN, \ | |
231 | .eeprom_ver = EEPROM_1000_EEPROM_VERSION, \ | |
232 | .eeprom_calib_ver = EEPROM_1000_TX_POWER_VERSION, \ | |
90c300cb | 233 | .lib = &iwl1000_lib, \ |
65af8dea WYG |
234 | .base_params = &iwl1000_base_params, \ |
235 | .led_mode = IWL_LED_RF_STATE, \ | |
236 | .rx_with_siso_diversity = true | |
237 | ||
1de19ecc | 238 | struct iwl_cfg iwl100_bgn_cfg = { |
638514ff | 239 | .name = "Intel(R) Centrino(R) Wireless-N 100 BGN", |
65af8dea | 240 | IWL_DEVICE_100, |
7cb1b088 | 241 | .ht_params = &iwl1000_ht_params, |
1de19ecc JS |
242 | }; |
243 | ||
244 | struct iwl_cfg iwl100_bg_cfg = { | |
638514ff | 245 | .name = "Intel(R) Centrino(R) Wireless-N 100 BG", |
65af8dea | 246 | IWL_DEVICE_100, |
1de19ecc JS |
247 | }; |
248 | ||
9554b34a | 249 | MODULE_FIRMWARE(IWL1000_MODULE_FIRMWARE(IWL1000_UCODE_API_MAX)); |
1de19ecc | 250 | MODULE_FIRMWARE(IWL100_MODULE_FIRMWARE(IWL100_UCODE_API_MAX)); |