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/*
* Copyright (C) 2012-2015 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.
*/
#ifndef __MALI_BROADCAST_H__
#define __MALI_BROADCAST_H__
/*
* Interface for the broadcast unit on Mali-450.
*
* - Represents up to 8 × (MMU + PP) pairs.
* - Supports dynamically changing which (MMU + PP) pairs receive the broadcast by
* setting a mask.
*/
#include "mali_hw_core.h"
#include "mali_group.h"
struct mali_bcast_unit;
struct mali_bcast_unit *mali_bcast_unit_create(const _mali_osk_resource_t *resource);
void mali_bcast_unit_delete(struct mali_bcast_unit *bcast_unit);
/* Add a group to the list of (MMU + PP) pairs broadcasts go out to. */
void mali_bcast_add_group(struct mali_bcast_unit *bcast_unit, struct mali_group *group);
/* Remove a group to the list of (MMU + PP) pairs broadcasts go out to. */
void mali_bcast_remove_group(struct mali_bcast_unit *bcast_unit, struct mali_group *group);
/* Re-set cached mask. This needs to be called after having been suspended. */
void mali_bcast_reset(struct mali_bcast_unit *bcast_unit);
/**
* Disable broadcast unit
*
* mali_bcast_enable must be called to re-enable the unit. Cores may not be
* added or removed when the unit is disabled.
*/
void mali_bcast_disable(struct mali_bcast_unit *bcast_unit);
/**
* Re-enable broadcast unit
*
* This resets the masks to include the cores present when mali_bcast_disable was called.
*/
MALI_STATIC_INLINE void mali_bcast_enable(struct mali_bcast_unit *bcast_unit)
{
mali_bcast_reset(bcast_unit);
}
#endif /* __MALI_BROADCAST_H__ */
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