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1 | /****************************************************************************** |
2 | * | |
3 | * Copyright(c) 2007-2008 Intel Corporation. All rights reserved. | |
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 Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
23 | * | |
24 | *****************************************************************************/ | |
25 | ||
26 | #include <linux/kernel.h> | |
27 | #include <linux/module.h> | |
28 | #include <linux/version.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> | |
39 | ||
40 | #include "iwl-eeprom.h" | |
41 | #include "iwl-4965.h" | |
42 | #include "iwl-core.h" | |
43 | #include "iwl-io.h" | |
44 | #include "iwl-helpers.h" | |
45 | #include "iwl-5000-hw.h" | |
46 | ||
47 | #define IWL5000_UCODE_API "-1" | |
48 | ||
30d59260 TW |
49 | static int iwl5000_apm_init(struct iwl_priv *priv) |
50 | { | |
51 | int ret = 0; | |
52 | ||
53 | iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS, | |
54 | CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER); | |
55 | ||
56 | iwl_set_bit(priv, CSR_ANA_PLL_CFG, CSR50_ANA_PLL_CFG_VAL); | |
57 | ||
58 | /* set "initialization complete" bit to move adapter | |
59 | * D0U* --> D0A* state */ | |
60 | iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE); | |
61 | ||
62 | /* wait for clock stabilization */ | |
63 | ret = iwl_poll_bit(priv, CSR_GP_CNTRL, | |
64 | CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, | |
65 | CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000); | |
66 | if (ret < 0) { | |
67 | IWL_DEBUG_INFO("Failed to init the card\n"); | |
68 | return ret; | |
69 | } | |
70 | ||
71 | ret = iwl_grab_nic_access(priv); | |
72 | if (ret) | |
73 | return ret; | |
74 | ||
75 | /* enable DMA */ | |
76 | iwl_write_prph(priv, APMG_CLK_EN_REG, | |
77 | APMG_CLK_VAL_DMA_CLK_RQT); | |
78 | ||
79 | udelay(20); | |
80 | ||
81 | iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG, | |
82 | APMG_PCIDEV_STT_VAL_L1_ACT_DIS); | |
83 | ||
84 | iwl_release_nic_access(priv); | |
85 | ||
86 | return ret; | |
87 | } | |
88 | ||
da8dec29 TW |
89 | static struct iwl_hcmd_ops iwl5000_hcmd = { |
90 | }; | |
91 | ||
92 | static struct iwl_hcmd_utils_ops iwl5000_hcmd_utils = { | |
93 | }; | |
94 | ||
95 | static struct iwl_lib_ops iwl5000_lib = { | |
30d59260 TW |
96 | .apm_ops = { |
97 | .init = iwl5000_apm_init, | |
98 | }, | |
da8dec29 TW |
99 | .eeprom_ops = { |
100 | .verify_signature = iwlcore_eeprom_verify_signature, | |
101 | .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, | |
102 | .release_semaphore = iwlcore_eeprom_release_semaphore, | |
103 | }, | |
104 | }; | |
105 | ||
106 | static struct iwl_ops iwl5000_ops = { | |
107 | .lib = &iwl5000_lib, | |
108 | .hcmd = &iwl5000_hcmd, | |
109 | .utils = &iwl5000_hcmd_utils, | |
110 | }; | |
111 | ||
5a6a256e TW |
112 | static struct iwl_mod_params iwl50_mod_params = { |
113 | .num_of_queues = IWL50_NUM_QUEUES, | |
114 | .enable_qos = 1, | |
115 | .amsdu_size_8K = 1, | |
116 | /* the rest are 0 by default */ | |
117 | }; | |
118 | ||
119 | ||
120 | struct iwl_cfg iwl5300_agn_cfg = { | |
121 | .name = "5300AGN", | |
122 | .fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode", | |
123 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
da8dec29 | 124 | .ops = &iwl5000_ops, |
5a6a256e TW |
125 | .mod_params = &iwl50_mod_params, |
126 | }; | |
127 | ||
128 | struct iwl_cfg iwl5100_agn_cfg = { | |
129 | .name = "5100AGN", | |
130 | .fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode", | |
131 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
da8dec29 | 132 | .ops = &iwl5000_ops, |
5a6a256e TW |
133 | .mod_params = &iwl50_mod_params, |
134 | }; | |
135 | ||
136 | struct iwl_cfg iwl5350_agn_cfg = { | |
137 | .name = "5350AGN", | |
138 | .fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode", | |
139 | .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, | |
da8dec29 | 140 | .ops = &iwl5000_ops, |
5a6a256e TW |
141 | .mod_params = &iwl50_mod_params, |
142 | }; | |
143 | ||
144 | module_param_named(disable50, iwl50_mod_params.disable, int, 0444); | |
145 | MODULE_PARM_DESC(disable50, | |
146 | "manually disable the 50XX radio (default 0 [radio on])"); | |
147 | module_param_named(swcrypto50, iwl50_mod_params.sw_crypto, bool, 0444); | |
148 | MODULE_PARM_DESC(swcrypto50, | |
149 | "using software crypto engine (default 0 [hardware])\n"); | |
150 | module_param_named(debug50, iwl50_mod_params.debug, int, 0444); | |
151 | MODULE_PARM_DESC(debug50, "50XX debug output mask"); | |
152 | module_param_named(queues_num50, iwl50_mod_params.num_of_queues, int, 0444); | |
153 | MODULE_PARM_DESC(queues_num50, "number of hw queues in 50xx series"); | |
154 | module_param_named(qos_enable50, iwl50_mod_params.enable_qos, int, 0444); | |
155 | MODULE_PARM_DESC(qos_enable50, "enable all 50XX QoS functionality"); | |
156 | module_param_named(amsdu_size_8K50, iwl50_mod_params.amsdu_size_8K, int, 0444); | |
157 | MODULE_PARM_DESC(amsdu_size_8K50, "enable 8K amsdu size in 50XX series"); | |
158 | ||
159 |