linux/drivers/net/wireless/iwlwifi/iwl-power.h

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/******************************************************************************
*
* Copyright(c) 2007 - 2008 Intel Corporation. All rights reserved.
*
* Portions of this file are derived from the ipw3945 project, as well
* as portions of the ieee80211 subsystem header files.
*
* 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:
* James P. Ketrenos <ipw2100-admin@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*****************************************************************************/
#ifndef __iwl_power_setting_h__
#define __iwl_power_setting_h__
#include <net/mac80211.h>
#include "iwl-commands.h"
struct iwl_priv;
enum {
IWL_POWER_MODE_CAM, /* Continuously Aware Mode, always on */
IWL_POWER_INDEX_1,
IWL_POWER_INDEX_2,
IWL_POWER_INDEX_3,
IWL_POWER_INDEX_4,
IWL_POWER_INDEX_5,
IWL_POWER_AUTO,
IWL_POWER_MAX = IWL_POWER_AUTO,
IWL_POWER_AC,
IWL_POWER_BATTERY,
};
enum {
IWL_POWER_SYS_AUTO,
IWL_POWER_SYS_AC,
IWL_POWER_SYS_BATTERY,
};
#define IWL_POWER_LIMIT 0x08
#define IWL_POWER_MASK 0x0F
#define IWL_POWER_ENABLED 0x10
/* Power management (not Tx power) structures */
struct iwl_power_vec_entry {
struct iwl_powertable_cmd cmd;
u8 no_dtim;
};
struct iwl_power_mgr {
spinlock_t lock;
struct iwl_power_vec_entry pwr_range_0[IWL_POWER_MAX];
struct iwl_power_vec_entry pwr_range_1[IWL_POWER_MAX];
struct iwl_power_vec_entry pwr_range_2[IWL_POWER_MAX];
u32 dtim_period;
/* final power level that used to calculate final power command */
u8 power_mode;
u8 user_power_setting; /* set by user through mac80211 or sysfs */
u8 system_power_setting; /* set by kernel system tools */
u8 critical_power_setting; /* set if driver over heated */
u8 is_battery_active; /* DC/AC power */
u8 power_disabled; /* flag to disable using power saving level */
};
void iwl_setup_power_deferred_work(struct iwl_priv *priv);
void iwl_power_cancel_timeout(struct iwl_priv *priv);
int iwl_power_update_mode(struct iwl_priv *priv, bool force);
int iwl_power_disable_management(struct iwl_priv *priv, u32 ms);
int iwl_power_enable_management(struct iwl_priv *priv);
int iwl_power_set_user_mode(struct iwl_priv *priv, u16 mode);
int iwl_power_set_system_mode(struct iwl_priv *priv, u16 mode);
void iwl_power_initialize(struct iwl_priv *priv);
int iwl_power_temperature_change(struct iwl_priv *priv);
#endif /* __iwl_power_setting_h__ */