1 /******************************************************************************
3 * Copyright(c) 2008-2009 Intel Corporation. All rights reserved.
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.
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
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
18 * The full GNU General Public License is included in this distribution in the
19 * file called LICENSE.
21 * Contact Information:
22 * Intel Linux Wireless <ilw@linux.intel.com>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 *****************************************************************************/
27 #include <linux/kernel.h>
28 #include <linux/module.h>
29 #include <linux/init.h>
30 #include <linux/pci.h>
31 #include <linux/dma-mapping.h>
32 #include <linux/delay.h>
33 #include <linux/skbuff.h>
34 #include <linux/netdevice.h>
35 #include <linux/wireless.h>
36 #include <net/mac80211.h>
37 #include <linux/etherdevice.h>
38 #include <asm/unaligned.h>
40 #include "iwl-eeprom.h"
45 #include "iwl-helpers.h"
46 #include "iwl-5000-hw.h"
48 /* Highest firmware API version supported */
49 #define IWL1000_UCODE_API_MAX 3
51 /* Lowest firmware API version supported */
52 #define IWL1000_UCODE_API_MIN 1
54 #define IWL1000_FW_PRE "iwlwifi-1000-"
55 #define _IWL1000_MODULE_FIRMWARE(api) IWL1000_FW_PRE #api ".ucode"
56 #define IWL1000_MODULE_FIRMWARE(api) _IWL1000_MODULE_FIRMWARE(api)
60 * For 1000, use advance thermal throttling critical temperature threshold,
61 * but legacy thermal management implementation for now.
62 * This is for the reason of 1000 uCode using advance thermal throttling API
63 * but not implement ct_kill_exit based on ct_kill exit temperature
64 * so the thermal throttling will still based on legacy thermal throttling
66 * The code here need to be modified once 1000 uCode has the advanced thermal
67 * throttling algorithm in place
69 static void iwl1000_set_ct_threshold(struct iwl_priv
*priv
)
72 priv
->hw_params
.ct_kill_threshold
= CT_KILL_THRESHOLD_LEGACY
;
73 priv
->hw_params
.ct_kill_exit_threshold
= CT_KILL_EXIT_THRESHOLD
;
76 /* NIC configuration for 1000 series */
77 static void iwl1000_nic_config(struct iwl_priv
*priv
)
79 iwl5000_nic_config(priv
);
81 /* Setting digital SVR for 1000 card to 1.32V */
82 /* locking is acquired in iwl_set_bits_mask_prph() function */
83 iwl_set_bits_mask_prph(priv
, APMG_DIGITAL_SVR_REG
,
84 APMG_SVR_DIGITAL_VOLTAGE_1_32
,
85 ~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK
);
88 static struct iwl_lib_ops iwl1000_lib
= {
89 .set_hw_params
= iwl5000_hw_set_hw_params
,
90 .txq_update_byte_cnt_tbl
= iwl5000_txq_update_byte_cnt_tbl
,
91 .txq_inval_byte_cnt_tbl
= iwl5000_txq_inval_byte_cnt_tbl
,
92 .txq_set_sched
= iwl5000_txq_set_sched
,
93 .txq_agg_enable
= iwl5000_txq_agg_enable
,
94 .txq_agg_disable
= iwl5000_txq_agg_disable
,
95 .txq_attach_buf_to_tfd
= iwl_hw_txq_attach_buf_to_tfd
,
96 .txq_free_tfd
= iwl_hw_txq_free_tfd
,
97 .txq_init
= iwl_hw_tx_queue_init
,
98 .rx_handler_setup
= iwl5000_rx_handler_setup
,
99 .setup_deferred_work
= iwl5000_setup_deferred_work
,
100 .is_valid_rtc_data_addr
= iwl5000_hw_valid_rtc_data_addr
,
101 .load_ucode
= iwl5000_load_ucode
,
102 .dump_nic_event_log
= iwl_dump_nic_event_log
,
103 .dump_nic_error_log
= iwl_dump_nic_error_log
,
104 .init_alive_start
= iwl5000_init_alive_start
,
105 .alive_notify
= iwl5000_alive_notify
,
106 .send_tx_power
= iwl5000_send_tx_power
,
107 .update_chain_flags
= iwl_update_chain_flags
,
109 .init
= iwl5000_apm_init
,
110 .reset
= iwl5000_apm_reset
,
111 .stop
= iwl5000_apm_stop
,
112 .config
= iwl1000_nic_config
,
113 .set_pwr_src
= iwl_set_pwr_src
,
116 .regulatory_bands
= {
117 EEPROM_5000_REG_BAND_1_CHANNELS
,
118 EEPROM_5000_REG_BAND_2_CHANNELS
,
119 EEPROM_5000_REG_BAND_3_CHANNELS
,
120 EEPROM_5000_REG_BAND_4_CHANNELS
,
121 EEPROM_5000_REG_BAND_5_CHANNELS
,
122 EEPROM_5000_REG_BAND_24_HT40_CHANNELS
,
123 EEPROM_5000_REG_BAND_52_HT40_CHANNELS
125 .verify_signature
= iwlcore_eeprom_verify_signature
,
126 .acquire_semaphore
= iwlcore_eeprom_acquire_semaphore
,
127 .release_semaphore
= iwlcore_eeprom_release_semaphore
,
128 .calib_version
= iwl5000_eeprom_calib_version
,
129 .query_addr
= iwl5000_eeprom_query_addr
,
131 .post_associate
= iwl_post_associate
,
133 .config_ap
= iwl_config_ap
,
135 .temperature
= iwl5000_temperature
,
136 .set_ct_kill
= iwl1000_set_ct_threshold
,
140 static struct iwl_ops iwl1000_ops
= {
141 .ucode
= &iwl5000_ucode
,
143 .hcmd
= &iwl5000_hcmd
,
144 .utils
= &iwl5000_hcmd_utils
,
147 struct iwl_cfg iwl1000_bgn_cfg
= {
148 .name
= "1000 Series BGN",
149 .fw_name_pre
= IWL1000_FW_PRE
,
150 .ucode_api_max
= IWL1000_UCODE_API_MAX
,
151 .ucode_api_min
= IWL1000_UCODE_API_MIN
,
152 .sku
= IWL_SKU_G
|IWL_SKU_N
,
154 .eeprom_size
= OTP_LOW_IMAGE_SIZE
,
155 .eeprom_ver
= EEPROM_5000_EEPROM_VERSION
,
156 .eeprom_calib_ver
= EEPROM_5000_TX_POWER_VERSION
,
157 .mod_params
= &iwl50_mod_params
,
158 .valid_tx_ant
= ANT_A
,
159 .valid_rx_ant
= ANT_AB
,
160 .need_pll_cfg
= true,
161 .max_ll_items
= OTP_MAX_LL_ITEMS_1000
,
162 .shadow_ram_support
= false,
163 .ht_greenfield_support
= true,
164 .use_rts_for_ht
= true, /* use rts/cts protection */