/*
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* Copyright (C) 2012-2014, 2016-2017 ARM Limited. All rights reserved.
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*
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* This program is free software and is provided to you under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
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*
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* A copy of the licence is included with the program, and can also be obtained from Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __MALI_BROADCAST_H__
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#define __MALI_BROADCAST_H__
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/*
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* Interface for the broadcast unit on Mali-450.
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*
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* - Represents up to 8 × (MMU + PP) pairs.
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* - Supports dynamically changing which (MMU + PP) pairs receive the broadcast by
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* setting a mask.
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*/
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#include "mali_hw_core.h"
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#include "mali_group.h"
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struct mali_bcast_unit;
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struct mali_bcast_unit *mali_bcast_unit_create(const _mali_osk_resource_t *resource);
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void mali_bcast_unit_delete(struct mali_bcast_unit *bcast_unit);
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/* Add a group to the list of (MMU + PP) pairs broadcasts go out to. */
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void mali_bcast_add_group(struct mali_bcast_unit *bcast_unit, struct mali_group *group);
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/* Remove a group to the list of (MMU + PP) pairs broadcasts go out to. */
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void mali_bcast_remove_group(struct mali_bcast_unit *bcast_unit, struct mali_group *group);
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/* Re-set cached mask. This needs to be called after having been suspended. */
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void mali_bcast_reset(struct mali_bcast_unit *bcast_unit);
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/**
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* Disable broadcast unit
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*
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* mali_bcast_enable must be called to re-enable the unit. Cores may not be
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* added or removed when the unit is disabled.
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*/
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void mali_bcast_disable(struct mali_bcast_unit *bcast_unit);
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/**
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* Re-enable broadcast unit
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*
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* This resets the masks to include the cores present when mali_bcast_disable was called.
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*/
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MALI_STATIC_INLINE void mali_bcast_enable(struct mali_bcast_unit *bcast_unit)
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{
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mali_bcast_reset(bcast_unit);
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}
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#endif /* __MALI_BROADCAST_H__ */
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