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/*
* Copyright (c) 2014, STMicroelectronics International N.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TEE_L2CC_MUTEX_H
#define TEE_L2CC_MUTEX_H
#include <inttypes.h>
#include <tee_api_types.h>
#include <tee_api_defines.h>
#include <compiler.h>
#if defined(CFG_PL310)
TEE_Result tee_enable_l2cc_mutex(void);
TEE_Result tee_disable_l2cc_mutex(void);
TEE_Result tee_get_l2cc_mutex(paddr_t *mutex);
TEE_Result tee_set_l2cc_mutex(paddr_t *mutex);
void tee_l2cc_mutex_lock(void);
void tee_l2cc_mutex_unlock(void);
/*
* Store the pa of a mutex used for l2cc
* It is allocated from the boot
*/
void tee_l2cc_store_mutex_boot_pa(uint32_t pa);
#else
static TEE_Result tee_enable_l2cc_mutex(void);
static TEE_Result tee_disable_l2cc_mutex(void);
static TEE_Result tee_get_l2cc_mutex(paddr_t *mutex);
static TEE_Result tee_set_l2cc_mutex(paddr_t *mutex);
static inline TEE_Result tee_enable_l2cc_mutex(void)
{
return TEE_ERROR_NOT_SUPPORTED;
}
static inline TEE_Result tee_disable_l2cc_mutex(void)
{
return TEE_ERROR_NOT_SUPPORTED;
}
static inline TEE_Result tee_get_l2cc_mutex(paddr_t *mutex __unused)
{
return TEE_ERROR_NOT_SUPPORTED;
}
static inline TEE_Result tee_set_l2cc_mutex(paddr_t *mutex __unused)
{
return TEE_ERROR_NOT_SUPPORTED;
}
#endif
#endif /* TEE_L2CC_MUTEX_H */
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