#ifndef __INTEL_SST_IOCTL_H__ #define __INTEL_SST_IOCTL_H__ /* * intel_sst_ioctl.h - Intel SST Driver for audio engine * * Copyright (C) 2008-10 Intel Corporation * Authors: Vinod Koul <vinod.koul@intel.com> * Harsha Priya <priya.harsha@intel.com> * Dharageswari R <dharageswari.r@intel.com> * KP Jeeja <jeeja.kp@intel.com> * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * 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., * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. * * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * * This file defines all sst ioctls */ /* codec and post/pre processing related info */ #include <linux/types.h> /* Pre and post processing params structure */ struct snd_ppp_params { __u8 algo_id;/* Post/Pre processing algorithm ID */ __u8 str_id; /*Only 5 bits used 0 - 31 are valid*/ __u8 enable; /* 0= disable, 1= enable*/ __u8 operation; /* 0 = set_algo, 1 = get_algo */ __u32 size; /*Size of parameters for all blocks*/ void *params; } __packed; struct snd_sst_driver_info { __u32 max_streams; }; struct snd_sst_tuning_params { __u8 type; __u8 str_id; __u8 size; __u8 rsvd; __u64 addr; } __packed; /*IOCTL defined here */ /*SST common ioctls */ #define SNDRV_SST_DRIVER_INFO _IOR('L', 0x10, struct snd_sst_driver_info) #define SNDRV_SST_SET_ALGO _IOW('L', 0x30, struct snd_ppp_params) #define SNDRV_SST_GET_ALGO _IOWR('L', 0x31, struct snd_ppp_params) #define SNDRV_SST_TUNING_PARAMS _IOW('L', 0x32, struct snd_sst_tuning_params) #endif /* __INTEL_SST_IOCTL_H__ */