]> pilppa.org Git - linux-2.6-omap-h63xx.git/blob - drivers/net/wireless/iwlwifi/iwl-power.h
Merge branch 'header-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6-omap-h63xx.git] / drivers / net / wireless / iwlwifi / iwl-power.h
1 /******************************************************************************
2  *
3  * Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
4  *
5  * Portions of this file are derived from the ipw3945 project, as well
6  * as portions of the ieee80211 subsystem header files.
7  *
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms of version 2 of the GNU General Public License as
10  * published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15  * more details.
16  *
17  * You should have received a copy of the GNU General Public License along with
18  * this program; if not, write to the Free Software Foundation, Inc.,
19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
20  *
21  * The full GNU General Public License is included in this distribution in the
22  * file called LICENSE.
23  *
24  * Contact Information:
25  *  Intel Linux Wireless <ilw@linux.intel.com>
26  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27  *****************************************************************************/
28 #ifndef __iwl_power_setting_h__
29 #define __iwl_power_setting_h__
30
31 #include <net/mac80211.h>
32 #include "iwl-commands.h"
33
34 struct iwl_priv;
35
36 enum {
37         IWL_POWER_MODE_CAM, /* Continuously Aware Mode, always on */
38         IWL_POWER_INDEX_1,
39         IWL_POWER_INDEX_2,
40         IWL_POWER_INDEX_3,
41         IWL_POWER_INDEX_4,
42         IWL_POWER_INDEX_5,
43         IWL_POWER_AUTO,
44         IWL_POWER_MAX = IWL_POWER_AUTO,
45 };
46
47 enum {
48         IWL_POWER_SYS_AUTO,
49         IWL_POWER_SYS_AC,
50         IWL_POWER_SYS_BATTERY,
51         IWL_POWER_SYS_MAX,
52 };
53
54
55 /* Power management (not Tx power) structures */
56
57 #define NOSLP cpu_to_le16(0), 0, 0
58 #define SLP IWL_POWER_DRIVER_ALLOW_SLEEP_MSK, 0, 0
59 #define SLP_TOUT(T) cpu_to_le32((T) * MSEC_TO_USEC)
60 #define SLP_VEC(X0, X1, X2, X3, X4) {cpu_to_le32(X0), \
61                                      cpu_to_le32(X1), \
62                                      cpu_to_le32(X2), \
63                                      cpu_to_le32(X3), \
64                                      cpu_to_le32(X4)}
65 struct iwl_power_vec_entry {
66         struct iwl_powertable_cmd cmd;
67         u8 no_dtim;
68 };
69
70 struct iwl_power_mgr {
71         spinlock_t lock;
72         struct iwl_power_vec_entry pwr_range_0[IWL_POWER_MAX];
73         struct iwl_power_vec_entry pwr_range_1[IWL_POWER_MAX];
74         struct iwl_power_vec_entry pwr_range_2[IWL_POWER_MAX];
75         u32 dtim_period;
76         /* final power level that used to calculate final power command */
77         u8 power_mode;
78         u8 user_power_setting; /* set by user through mac80211 or sysfs */
79         u8 system_power_setting; /* set by kernel system tools */
80         u8 critical_power_setting; /* set if driver over heated */
81         u8 is_battery_active; /* DC/AC power */
82         u8 power_disabled; /* flag to disable using power saving level */
83 };
84
85 void iwl_setup_power_deferred_work(struct iwl_priv *priv);
86 void iwl_power_cancel_timeout(struct iwl_priv *priv);
87 int iwl_power_update_mode(struct iwl_priv *priv, bool force);
88 int iwl_power_disable_management(struct iwl_priv *priv, u32 ms);
89 int iwl_power_enable_management(struct iwl_priv *priv);
90 int iwl_power_set_user_mode(struct iwl_priv *priv, u16 mode);
91 int iwl_power_set_system_mode(struct iwl_priv *priv, u16 mode);
92 void iwl_power_initialize(struct iwl_priv *priv);
93 int iwl_power_temperature_change(struct iwl_priv *priv);
94
95 #endif  /* __iwl_power_setting_h__ */