target/linux/s3c24xx/files-2.6.31/drivers/ar6000/include/gpio_api.h

   1 #ifndef _GPIO_API_H_
   2 #define _GPIO_API_H_
   3 /*
   4  * Copyright 2005 Atheros Communications, Inc.,  All Rights Reserved.
   5  *
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation;
  10  *
  11  *  Software distributed under the License is distributed on an "AS
  12  *  IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
  13  *  implied. See the License for the specific language governing
  14  *  rights and limitations under the License.
  15  *
  16  *
  17  *
  18  */
  19
  20 /*
  21  * Host-side General Purpose I/O API.
  22  *
  23  * $Id: //depot/sw/releases/olca2.0-GPL/host/include/gpio_api.h#1 $
  24  */
  25
  26 /*
  27  * Send a command to the Target in order to change output on GPIO pins.
  28  */
  29 A_STATUS wmi_gpio_output_set(struct wmi_t *wmip,
  30                              A_UINT32 set_mask,
  31                              A_UINT32 clear_mask,
  32                              A_UINT32 enable_mask,
  33                              A_UINT32 disable_mask);
  34
  35 /*
  36  * Send a command to the Target requesting input state of GPIO pins.
  37  */
  38 A_STATUS wmi_gpio_input_get(struct wmi_t *wmip);
  39
  40 /*
  41  * Send a command to the Target to change the value of a GPIO register.
  42  */
  43 A_STATUS wmi_gpio_register_set(struct wmi_t *wmip,
  44                                A_UINT32 gpioreg_id,
  45                                A_UINT32 value);
  46
  47 /*
  48  * Send a command to the Target to fetch the value of a GPIO register.
  49  */
  50 A_STATUS wmi_gpio_register_get(struct wmi_t *wmip, A_UINT32 gpioreg_id);
  51
  52 /*
  53  * Send a command to the Target, acknowledging some GPIO interrupts.
  54  */
  55 A_STATUS wmi_gpio_intr_ack(struct wmi_t *wmip, A_UINT32 ack_mask);
  56
  57 #endif /* _GPIO_API_H_ */