diff options
Diffstat (limited to 'drivers/media/video/samsung/mali/common/mali_session.c')
-rw-r--r-- | drivers/media/video/samsung/mali/common/mali_session.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/media/video/samsung/mali/common/mali_session.c b/drivers/media/video/samsung/mali/common/mali_session.c new file mode 100644 index 0000000..2394bb9 --- /dev/null +++ b/drivers/media/video/samsung/mali/common/mali_session.c @@ -0,0 +1,47 @@ +/* + * 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. + */ + +#include "mali_osk.h" +#include "mali_osk_list.h" +#include "mali_session.h" + +_MALI_OSK_LIST_HEAD(mali_sessions); + +_mali_osk_lock_t *mali_sessions_lock; + +_mali_osk_errcode_t mali_session_initialize(void) +{ + _MALI_OSK_INIT_LIST_HEAD(&mali_sessions); + + mali_sessions_lock = _mali_osk_lock_init(_MALI_OSK_LOCKFLAG_READERWRITER | _MALI_OSK_LOCKFLAG_ORDERED, 0, _MALI_OSK_LOCK_ORDER_SESSIONS); + + if (NULL == mali_sessions_lock) return _MALI_OSK_ERR_NOMEM; + + return _MALI_OSK_ERR_OK; +} + +void mali_session_terminate(void) +{ + _mali_osk_lock_term(mali_sessions_lock); +} + +void mali_session_add(struct mali_session_data *session) +{ + mali_session_lock(); + _mali_osk_list_add(&session->link, &mali_sessions); + mali_session_unlock(); +} + +void mali_session_remove(struct mali_session_data *session) +{ + mali_session_lock(); + _mali_osk_list_delinit(&session->link); + mali_session_unlock(); +} |