aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/iwlwifi/iwl-5000.c
blob: 32c591c0865b0bfbbdd35e85faad7424bfa3620c (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
/******************************************************************************
 *
 * Copyright(c) 2007-2008 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 Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 *****************************************************************************/

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/version.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-4965.h"
#include "iwl-core.h"
#include "iwl-io.h"
#include "iwl-helpers.h"
#include "iwl-5000-hw.h"

#define IWL5000_UCODE_API  "-1"

static int iwl5000_apm_init(struct iwl_priv *priv)
{
	int ret = 0;

	iwl_set_bit(priv, CSR_GIO_CHICKEN_BITS,
		    CSR_GIO_CHICKEN_BITS_REG_BIT_DIS_L0S_EXIT_TIMER);

	iwl_set_bit(priv, CSR_ANA_PLL_CFG, CSR50_ANA_PLL_CFG_VAL);

	/* set "initialization complete" bit to move adapter
	 * D0U* --> D0A* state */
	iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_INIT_DONE);

	/* wait for clock stabilization */
	ret = iwl_poll_bit(priv, CSR_GP_CNTRL,
			  CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
			  CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000);
	if (ret < 0) {
		IWL_DEBUG_INFO("Failed to init the card\n");
		return ret;
	}

	ret = iwl_grab_nic_access(priv);
	if (ret)
		return ret;

	/* enable DMA */
	iwl_write_prph(priv, APMG_CLK_EN_REG,
			APMG_CLK_VAL_DMA_CLK_RQT);

	udelay(20);

	iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG,
			APMG_PCIDEV_STT_VAL_L1_ACT_DIS);

	iwl_release_nic_access(priv);

	return ret;
}

static struct iwl_hcmd_ops iwl5000_hcmd = {
};

static struct iwl_hcmd_utils_ops iwl5000_hcmd_utils = {
};

static struct iwl_lib_ops iwl5000_lib = {
	.apm_ops = {
		.init =	iwl5000_apm_init,
	},
	.eeprom_ops = {
		.verify_signature  = iwlcore_eeprom_verify_signature,
		.acquire_semaphore = iwlcore_eeprom_acquire_semaphore,
		.release_semaphore = iwlcore_eeprom_release_semaphore,
	},
};

static struct iwl_ops iwl5000_ops = {
	.lib = &iwl5000_lib,
	.hcmd = &iwl5000_hcmd,
	.utils = &iwl5000_hcmd_utils,
};

static struct iwl_mod_params iwl50_mod_params = {
	.num_of_queues = IWL50_NUM_QUEUES,
	.enable_qos = 1,
	.amsdu_size_8K = 1,
	/* the rest are 0 by default */
};


struct iwl_cfg iwl5300_agn_cfg = {
	.name = "5300AGN",
	.fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode",
	.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
	.ops = &iwl5000_ops,
	.mod_params = &iwl50_mod_params,
};

struct iwl_cfg iwl5100_agn_cfg = {
	.name = "5100AGN",
	.fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode",
	.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
	.ops = &iwl5000_ops,
	.mod_params = &iwl50_mod_params,
};

struct iwl_cfg iwl5350_agn_cfg = {
	.name = "5350AGN",
	.fw_name = "iwlwifi-5000" IWL5000_UCODE_API ".ucode",
	.sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N,
	.ops = &iwl5000_ops,
	.mod_params = &iwl50_mod_params,
};

module_param_named(disable50, iwl50_mod_params.disable, int, 0444);
MODULE_PARM_DESC(disable50,
		  "manually disable the 50XX radio (default 0 [radio on])");
module_param_named(swcrypto50, iwl50_mod_params.sw_crypto, bool, 0444);
MODULE_PARM_DESC(swcrypto50,
		  "using software crypto engine (default 0 [hardware])\n");
module_param_named(debug50, iwl50_mod_params.debug, int, 0444);
MODULE_PARM_DESC(debug50, "50XX debug output mask");
module_param_named(queues_num50, iwl50_mod_params.num_of_queues, int, 0444);
MODULE_PARM_DESC(queues_num50, "number of hw queues in 50xx series");
module_param_named(qos_enable50, iwl50_mod_params.enable_qos, int, 0444);
MODULE_PARM_DESC(qos_enable50, "enable all 50XX QoS functionality");
module_param_named(amsdu_size_8K50, iwl50_mod_params.amsdu_size_8K, int, 0444);
MODULE_PARM_DESC(amsdu_size_8K50, "enable 8K amsdu size in 50XX series");