aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/iwlwifi/iwl-6000.c
blob: c295b8ee922896ab16be8812bef15b0641b7cf2f (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
/******************************************************************************
 *
 * 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
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
 *
 * The full GNU General Public License is included in this distribution in the
 * file called LICENSE.
 *
 * Contact Information:
 *  Intel Linux Wireless <ilw@linux.intel.com>
 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 *****************************************************************************/

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/delay.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/wireless.h>
#include <net/mac80211.h>
#include <linux/etherdevice.h>
#include <asm/unaligned.h>

#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-core.h"
#include "iwl-io.h"
#include "iwl-sta.h"
#include "iwl-helpers.h"
#include "iwl-5000-hw.h"

/* Highest firmware API version supported */
#define IWL6000_UCODE_API_MAX 4
#define IWL6050_UCODE_API_MAX 4

/* Lowest firmware API version supported */
#define IWL6000_UCODE_API_MIN 1
#define IWL6050_UCODE_API_MIN 1

#define IWL6000_FW_PRE "iwlwifi-6000-"
#define _IWL6000_MODULE_FIRMWARE(api) IWL6000_FW_PRE #api ".ucode"
#define IWL6000_MODULE_FIRMWARE(api) _IWL6000_MODULE_FIRMWARE(api)

#define IWL6050_FW_PRE "iwlwifi-6050-"
#define _IWL6050_MODULE_FIRMWARE(api) IWL6050_FW_PRE #api ".ucode"
#define IWL6050_MODULE_FIRMWARE(api) _IWL6050_MODULE_FIRMWARE(api)

static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
{
	/* want Celsius */
	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
}

/* NIC configuration for 6000 series */
static void iwl6000_nic_config(struct iwl_priv *priv)
{
	iwl5000_nic_config(priv);

	/* no locking required for register write */
	if (priv->cfg->pa_type == IWL_PA_HYBRID) {
		/* 2x2 hybrid phy type */
		iwl_write32(priv, CSR_GP_DRIVER_REG,
			     CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_HYB);
	} else if (priv->cfg->pa_type == IWL_PA_INTERNAL) {
		/* 2x2 IPA phy type */
		iwl_write32(priv, CSR_GP_DRIVER_REG,
			     CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
	}
	/* else do nothing, uCode configured */
}

static struct iwl_lib_ops iwl6000_lib = {
	.set_hw_params = iwl5000_hw_set_hw_params,
	.txq_update_byte_cnt_tbl = iwl5000_txq_update_byte_cnt_tbl,
	.txq_inval_byte_cnt_tbl = iwl5000_txq_inval_byte_cnt_tbl,
	.txq_set_sched = iwl5000_txq_set_sched,
	.txq_agg_enable = iwl5000_txq_agg_enable,
	.txq_agg_disable = iwl5000_txq_agg_disable,
	.txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd,
	.txq_free_tfd = iwl_hw_txq_free_tfd,
	.txq_init = iwl_hw_tx_queue_init,
	.rx_handler_setup = iwl5000_rx_handler_setup,
	.setup_deferred_work = iwl5000_setup_deferred_work,
	.is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
	.load_ucode = iwl5000_load_ucode,
	.dump_nic_event_log = iwl_dump_nic_event_log,
	.dump_nic_error_log = iwl_dump_nic_error_log,
	.init_alive_start = iwl5000_init_alive_start,
	.alive_notify = iwl5000_alive_notify,
	.send_tx_power = iwl5000_send_tx_power,
	.update_chain_flags = iwl_update_chain_flags,
	.apm_ops = {
		.init =	iwl5000_apm_init,
		.reset = iwl5000_apm_reset,
		.stop = iwl5000_apm_stop,
		.config = iwl6000_nic_config,
		.set_pwr_src = iwl_set_pwr_src,
	},
	.eeprom_ops = {
		.regulatory_bands = {
			EEPROM_5000_REG_BAND_1_CHANNELS,
			EEPROM_5000_REG_BAND_2_CHANNELS,
			EEPROM_5000_REG_BAND_3_CHANNELS,
			EEPROM_5000_REG_BAND_4_CHANNELS,
			EEPROM_5000_REG_BAND_5_CHANNELS,
			EEPROM_5000_REG_BAND_24_HT40_CHANNELS,
			EEPROM_5000_REG_BAND_52_HT40_CHANNELS
		},
		.verify_signature  = iwlcore_eeprom_verify_signature,
		.acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
		.release_semaphore = iwlcore_eeprom_release_semaphore,
		.calib_version	= iwl5000_eeprom_calib_version,
		.query_addr = iwl5000_eeprom_query_addr,
		.update_enhanced_txpower = iwlcore_eeprom_enhanced_txpower,
	},
	.post_associate = iwl_post_associate,
	.isr = iwl_isr_ict,
	.config_ap = iwl_config_ap,
	.temp_ops = {
		.temperature = iwl5000_temperature,
		.set_ct_kill = iwl6000_set_ct_threshold,
	 },
};

static struct iwl_hcmd_utils_ops iwl6000_hcmd_utils = {
	.get_hcmd_size = iwl5000_get_hcmd_size,
	.build_addsta_hcmd = iwl5000_build_addsta_hcmd,
	.rts_tx_cmd_flag = iwl5000_rts_tx_cmd_flag,
	.calc_rssi = iwl5000_calc_rssi,
};

static struct iwl_ops iwl6000_ops = {
	.ucode = &iwl5000_ucode,
	.lib = &iwl6000_lib,
	.hcmd = &iwl5000_hcmd,
	.utils = &iwl6000_hcmd_utils,
};


/*
 * "h": Hybrid configuration, use both internal and external Power Amplifier
 */
struct iwl_cfg iwl6000h_2agn_cfg = {
	.name = "6000 Series 2x2 AGN",
	.fw_name_pre = IWL6000_FW_PRE,
	.ucode_api_max = IWL6000_UCODE_API_MAX,
	.ucode_api_min = IWL6000_UCODE_API_MIN,
	.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
	.ops = &iwl6000_ops,
	.eeprom_size = OTP_LOW_IMAGE_SIZE,
	.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
	.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
	.mod_params = &iwl50_mod_params,
	.valid_tx_ant = ANT_AB,
	.valid_rx_ant = ANT_AB,
	.need_pll_cfg = false,
	.pa_type = IWL_PA_HYBRID,
	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
	.shadow_ram_support = true,
	.ht_greenfield_support = true,
};

/*
 * "i": Internal configuration, use internal Power Amplifier
 */
struct iwl_cfg iwl6000i_2agn_cfg = {
	.name = "6000 Series 2x2 AGN",
	.fw_name_pre = IWL6000_FW_PRE,
	.ucode_api_max = IWL6000_UCODE_API_MAX,
	.ucode_api_min = IWL6000_UCODE_API_MIN,
	.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
	.ops = &iwl6000_ops,
	.eeprom_size = OTP_LOW_IMAGE_SIZE,
	.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
	.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
	.mod_params = &iwl50_mod_params,
	.valid_tx_ant = ANT_BC,
	.valid_rx_ant = ANT_BC,
	.need_pll_cfg = false,
	.pa_type = IWL_PA_INTERNAL,
	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
	.shadow_ram_support = true,
	.ht_greenfield_support = true,
};

struct iwl_cfg iwl6050_2agn_cfg = {
	.name = "6050 Series 2x2 AGN",
	.fw_name_pre = IWL6050_FW_PRE,
	.ucode_api_max = IWL6050_UCODE_API_MAX,
	.ucode_api_min = IWL6050_UCODE_API_MIN,
	.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
	.ops = &iwl6000_ops,
	.eeprom_size = OTP_LOW_IMAGE_SIZE,
	.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
	.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
	.mod_params = &iwl50_mod_params,
	.valid_tx_ant = ANT_AB,
	.valid_rx_ant = ANT_AB,
	.need_pll_cfg = false,
	.pa_type = IWL_PA_SYSTEM,
	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
	.shadow_ram_support = true,
	.ht_greenfield_support = true,
};

struct iwl_cfg iwl6000_3agn_cfg = {
	.name = "6000 Series 3x3 AGN",
	.fw_name_pre = IWL6000_FW_PRE,
	.ucode_api_max = IWL6000_UCODE_API_MAX,
	.ucode_api_min = IWL6000_UCODE_API_MIN,
	.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
	.ops = &iwl6000_ops,
	.eeprom_size = OTP_LOW_IMAGE_SIZE,
	.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
	.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
	.mod_params = &iwl50_mod_params,
	.valid_tx_ant = ANT_ABC,
	.valid_rx_ant = ANT_ABC,
	.need_pll_cfg = false,
	.pa_type = IWL_PA_SYSTEM,
	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
	.shadow_ram_support = true,
	.ht_greenfield_support = true,
};

struct iwl_cfg iwl6050_3agn_cfg = {
	.name = "6050 Series 3x3 AGN",
	.fw_name_pre = IWL6050_FW_PRE,
	.ucode_api_max = IWL6050_UCODE_API_MAX,
	.ucode_api_min = IWL6050_UCODE_API_MIN,
	.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
	.ops = &iwl6000_ops,
	.eeprom_size = OTP_LOW_IMAGE_SIZE,
	.eeprom_ver = EEPROM_5000_EEPROM_VERSION,
	.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,
	.mod_params = &iwl50_mod_params,
	.valid_tx_ant = ANT_ABC,
	.valid_rx_ant = ANT_ABC,
	.need_pll_cfg = false,
	.pa_type = IWL_PA_SYSTEM,
	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
	.shadow_ram_support = true,
	.ht_greenfield_support = true,
};

MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_MAX));
MODULE_FIRMWARE(IWL6050_MODULE_FIRMWARE(IWL6050_UCODE_API_MAX));