drivers/net/wireless/iwlwifi/iwl-led.h

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2003 - 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  * James P. Ketrenos <ipw2100-admin@linux.intel.com>
  23  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  24  *
  25  *****************************************************************************/
  26
  27 #ifndef __iwl_leds_h__
  28 #define __iwl_leds_h__
  29
  30
  31 struct iwl_priv;
  32
  33 #ifdef CONFIG_IWLWIFI_LEDS
  34 #include <linux/leds.h>
  35
  36 #define IWL_LED_SOLID 11
  37 #define IWL_LED_NAME_LEN 31
  38 #define IWL_DEF_LED_INTRVL __constant_cpu_to_le32(1000)
  39
  40 #define IWL_LED_ACTIVITY       (0<<1)
  41 #define IWL_LED_LINK           (1<<1)
  42
  43 enum led_type {
  44         IWL_LED_TRG_TX,
  45         IWL_LED_TRG_RX,
  46         IWL_LED_TRG_ASSOC,
  47         IWL_LED_TRG_RADIO,
  48         IWL_LED_TRG_MAX,
  49 };
  50
  51
  52 struct iwl_led {
  53         struct iwl_priv *priv;
  54         struct led_classdev led_dev;
  55
  56         int (*led_on) (struct iwl_priv *priv, int led_id);
  57         int (*led_off) (struct iwl_priv *priv, int led_id);
  58         int (*led_pattern) (struct iwl_priv *priv, int led_id,
  59                             enum led_brightness brightness);
  60
  61         enum led_type type;
  62         unsigned int registered;
  63 };
  64
  65 int iwl_leds_register(struct iwl_priv *priv);
  66 void iwl_leds_unregister(struct iwl_priv *priv);
  67 void iwl_leds_background(struct iwl_priv *priv);
  68
  69 #else
  70 static inline int iwl_leds_register(struct iwl_priv *priv)
  71 {
  72         return 0;
  73 }
  74 static inline void iwl_leds_unregister(struct iwl_priv *priv)
  75 {
  76 }
  77 static inline void iwl_leds_background(struct iwl_priv *priv)
  78 {
  79 }
  80
  81 #endif /* CONFIG_IWLWIFI_LEDS */
  82 #endif /* __iwl_leds_h__ */