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/* Copyright 2012-15 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: AMD
*
*/
#ifndef __DC_DMCU_H__
#define __DC_DMCU_H__
#include "dm_services_types.h"
enum dmcu_state {
DMCU_NOT_INITIALIZED = 0,
DMCU_RUNNING = 1
};
struct dmcu_version {
unsigned int date;
unsigned int month;
unsigned int year;
unsigned int interface_version;
};
struct dmcu {
struct dc_context *ctx;
const struct dmcu_funcs *funcs;
enum dmcu_state dmcu_state;
struct dmcu_version dmcu_version;
unsigned int cached_wait_loop_number;
};
struct dmcu_funcs {
bool (*dmcu_init)(struct dmcu *dmcu);
bool (*load_iram)(struct dmcu *dmcu,
unsigned int start_offset,
const char *src,
unsigned int bytes);
void (*set_psr_enable)(struct dmcu *dmcu, bool enable, bool wait);
bool (*setup_psr)(struct dmcu *dmcu,
struct dc_link *link,
struct psr_context *psr_context);
void (*get_psr_state)(struct dmcu *dmcu, uint32_t *psr_state);
void (*set_psr_wait_loop)(struct dmcu *dmcu,
unsigned int wait_loop_number);
void (*get_psr_wait_loop)(struct dmcu *dmcu,
unsigned int *psr_wait_loop_number);
bool (*is_dmcu_initialized)(struct dmcu *dmcu);
};
#endif
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