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/*
* Copyright (C) 2010-2011 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
*
* A copy of the licence is included with the program, and can also be obtained from Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/**
* @file mali_pmm_policy_alwayson.c
* Implementation of the power management module policy - always on
*/
#if USING_MALI_PMM
#include "mali_ukk.h"
#include "mali_kernel_common.h"
#include "mali_pmm.h"
#include "mali_pmm_system.h"
#include "mali_pmm_state.h"
#include "mali_pmm_policy.h"
#include "mali_pmm_policy_alwayson.h"
_mali_osk_errcode_t pmm_policy_init_always_on(void)
{
/* Nothing to set up */
MALI_SUCCESS;
}
void pmm_policy_term_always_on(void)
{
/* Nothing to tear down */
}
_mali_osk_errcode_t pmm_policy_process_always_on( _mali_pmm_internal_state_t *pmm, mali_pmm_message_t *event )
{
MALI_DEBUG_ASSERT_POINTER(pmm);
MALI_DEBUG_ASSERT_POINTER(event);
switch( event->id )
{
case MALI_PMM_EVENT_OS_POWER_DOWN:
/* We aren't going to do anything, but signal so we don't block the OS
* NOTE: This may adversely affect any jobs Mali is currently running
*/
_mali_osk_pmm_power_down_done( event->data );
break;
case MALI_PMM_EVENT_INTERNAL_POWER_UP_ACK:
case MALI_PMM_EVENT_INTERNAL_POWER_DOWN_ACK:
/* Not expected in this policy */
MALI_DEBUG_ASSERT( MALI_FALSE );
break;
case MALI_PMM_EVENT_OS_POWER_UP:
/* Nothing to do */
_mali_osk_pmm_power_up_done( event->data );
break;
case MALI_PMM_EVENT_JOB_SCHEDULED:
case MALI_PMM_EVENT_JOB_QUEUED:
case MALI_PMM_EVENT_JOB_FINISHED:
/* Nothing to do - we are always on */
break;
case MALI_PMM_EVENT_TIMEOUT:
/* Not expected in this policy */
MALI_DEBUG_ASSERT( MALI_FALSE );
break;
default:
MALI_ERROR(_MALI_OSK_ERR_ITEM_NOT_FOUND);
}
MALI_SUCCESS;
}
#endif
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