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_NUM
  44 };
  45
  46 /* Power management (not Tx power) structures */
  47
  48 struct iwl_power_vec_entry {
  49         struct iwl_powertable_cmd cmd;
  50         u8 no_dtim;
  51 };
  52
  53 struct iwl_power_mgr {
  54         struct iwl_power_vec_entry pwr_range_0[IWL_POWER_NUM];
  55         struct iwl_power_vec_entry pwr_range_1[IWL_POWER_NUM];
  56         struct iwl_power_vec_entry pwr_range_2[IWL_POWER_NUM];
  57         u32 dtim_period;
  58         /* final power level that used to calculate final power command */
  59         u8 power_mode;
  60         u8 user_power_setting; /* set by user through sysfs */
  61         u8 power_disabled; /* set by mac80211's CONF_PS */
  62 };
  63
  64 int iwl_power_update_mode(struct iwl_priv *priv, bool force);
  65 int iwl_power_set_user_mode(struct iwl_priv *priv, u16 mode);
  66 void iwl_power_initialize(struct iwl_priv *priv);
  67
  68 #endif  /* __iwl_power_setting_h__ */