diff options
Diffstat (limited to 'drivers/gpu/mali400/r3p2/mali/common/mali_broadcast.h')
-rw-r--r-- | drivers/gpu/mali400/r3p2/mali/common/mali_broadcast.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/gpu/mali400/r3p2/mali/common/mali_broadcast.h b/drivers/gpu/mali400/r3p2/mali/common/mali_broadcast.h new file mode 100644 index 0000000..df5f2f9 --- /dev/null +++ b/drivers/gpu/mali400/r3p2/mali/common/mali_broadcast.h @@ -0,0 +1,52 @@ +/* + * Copyright (C) 2012 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. + */ + +/* + * 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); +} |