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/* arch/arm/mach-msm/qdsp6/dal.h
*
* Copyright (C) 2009 Google, Inc.
* Author: Brian Swetland <swetland@google.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
#ifndef _MACH_MSM_DAL_
#define _MACH_MSM_DAL_
struct dal_client;
typedef void (*dal_event_func_t)(void *data, int len, void *cookie);
struct dal_client *dal_attach(uint32_t device_id, const char *name, dal_event_func_t func, void *cookie);
struct dal_client *dal_attach_ex(uint32_t device_id, const char *aname, const char *name, dal_event_func_t func, void *cookie);
int dal_detach(struct dal_client *client);
int dal_call(struct dal_client *client,
unsigned ddi, unsigned prototype,
void *data, int data_len,
void *reply, int reply_max);
void dal_trace(struct dal_client *client);
void dal_trace_dump(struct dal_client *client);
/* function to call before panic on stalled dal calls */
void dal_set_oops(struct dal_client *client, void (*oops)(void));
/* convenience wrappers */
int dal_call_f0(struct dal_client *client, uint32_t ddi, uint32_t arg1);
int dal_call_f1(struct dal_client *client, uint32_t ddi, uint32_t arg1, uint32_t arg2);
int dal_call_f5(struct dal_client *client, uint32_t ddi, void *ibuf, uint32_t ilen);
int dal_call_f6(struct dal_client *client, uint32_t ddi, uint32_t cmd, void *ibuf, uint32_t ilen);
int dal_call_f8(struct dal_client *client, uint32_t ddi, void *ibuf, uint32_t ilen, void *obuf, uint32_t olen);
int dal_call_f9(struct dal_client *client, uint32_t ddi, void *obuf, uint32_t olen);
int dal_call_f13(struct dal_client *client, uint32_t ddi, void *ibuf1,
uint32_t ilen1, void *ibuf2, uint32_t ilen2, void *obuf, uint32_t olen);
/* common DAL operations */
enum {
DAL_OP_ATTACH = 0,
DAL_OP_DETACH,
DAL_OP_INIT,
DAL_OP_DEINIT,
DAL_OP_OPEN,
DAL_OP_CLOSE,
DAL_OP_INFO,
DAL_OP_POWEREVENT,
DAL_OP_SYSREQUEST,
DAL_OP_FIRST_DEVICE_API,
};
#endif
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