/drivers/gpu/arm/mali400/mali/common/mali_session.h
C Header | 136 lines | 90 code | 28 blank | 18 comment | 0 complexity | 6637d30277c56e9fdd30ee3e7825f452 MD5 | raw file
- /*
- * Copyright (C) 2010-2017 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_SESSION_H__
- #define __MALI_SESSION_H__
- #include "mali_mmu_page_directory.h"
- #include "mali_osk.h"
- #include "mali_osk_list.h"
- #include "mali_memory_types.h"
- #include "mali_memory_manager.h"
- struct mali_timeline_system;
- struct mali_soft_system;
- /* Number of frame builder job lists per session. */
- #define MALI_PP_JOB_FB_LOOKUP_LIST_SIZE 16
- #define MALI_PP_JOB_FB_LOOKUP_LIST_MASK (MALI_PP_JOB_FB_LOOKUP_LIST_SIZE - 1)
- /*Max pending big job allowed in kernel*/
- #define MALI_MAX_PENDING_BIG_JOB (2)
- struct mali_session_data {
- _mali_osk_notification_queue_t *ioctl_queue;
- _mali_osk_wait_queue_t *wait_queue; /**The wait queue to wait for the number of pp job become 0.*/
- _mali_osk_mutex_t *memory_lock; /**< Lock protecting the vm manipulation */
- _mali_osk_mutex_t *cow_lock; /** < Lock protecting the cow memory free manipulation */
- #if 0
- _mali_osk_list_t memory_head; /**< Track all the memory allocated in this session, for freeing on abnormal termination */
- #endif
- struct mali_page_directory *page_directory; /**< MMU page directory for this session */
- _MALI_OSK_LIST_HEAD(link); /**< Link for list of all sessions */
- _MALI_OSK_LIST_HEAD(pp_job_list); /**< List of all PP jobs on this session */
- #if defined(CONFIG_MALI_DVFS)
- _mali_osk_atomic_t number_of_window_jobs; /**< Record the window jobs completed on this session in a period */
- #endif
- _mali_osk_atomic_t number_of_pp_jobs; /** < Record the pp jobs on this session */
- _mali_osk_list_t pp_job_fb_lookup_list[MALI_PP_JOB_FB_LOOKUP_LIST_SIZE]; /**< List of PP job lists per frame builder id. Used to link jobs from same frame builder. */
- struct mali_soft_job_system *soft_job_system; /**< Soft job system for this session. */
- struct mali_timeline_system *timeline_system; /**< Timeline system for this session. */
- mali_bool is_aborting; /**< MALI_TRUE if the session is aborting, MALI_FALSE if not. */
- mali_bool use_high_priority_job_queue; /**< If MALI_TRUE, jobs added from this session will use the high priority job queues. */
- u32 pid;
- char *comm;
- atomic_t mali_mem_array[MALI_MEM_TYPE_MAX]; /**< The array to record mem types' usage for this session. */
- atomic_t mali_mem_allocated_pages; /** The current allocated mali memory pages, which include mali os memory and mali dedicated memory.*/
- size_t max_mali_mem_allocated_size; /**< The past max mali memory allocated size, which include mali os memory and mali dedicated memory. */
- /* Added for new memroy system */
- struct mali_allocation_manager allocation_mgr;
- #if defined(CONFIG_MALI_DMA_BUF_FENCE)
- u32 fence_context; /** < The execution dma fence context this fence is run on. */
- _mali_osk_atomic_t fence_seqno; /** < Alinear increasing sequence number for this dma fence context. */
- #endif
- };
- _mali_osk_errcode_t mali_session_initialize(void);
- void mali_session_terminate(void);
- /* List of all sessions. Actual list head in mali_kernel_core.c */
- extern _mali_osk_list_t mali_sessions;
- /* Lock to protect modification and access to the mali_sessions list */
- extern _mali_osk_spinlock_irq_t *mali_sessions_lock;
- MALI_STATIC_INLINE void mali_session_lock(void)
- {
- _mali_osk_spinlock_irq_lock(mali_sessions_lock);
- }
- MALI_STATIC_INLINE void mali_session_unlock(void)
- {
- _mali_osk_spinlock_irq_unlock(mali_sessions_lock);
- }
- void mali_session_add(struct mali_session_data *session);
- void mali_session_remove(struct mali_session_data *session);
- u32 mali_session_get_count(void);
- mali_bool mali_session_pp_job_is_empty(void *data);
- wait_queue_head_t *mali_session_get_wait_queue(void);
- #define MALI_SESSION_FOREACH(session, tmp, link) \
- _MALI_OSK_LIST_FOREACHENTRY(session, tmp, &mali_sessions, struct mali_session_data, link)
- MALI_STATIC_INLINE struct mali_page_directory *mali_session_get_page_directory(struct mali_session_data *session)
- {
- return session->page_directory;
- }
- MALI_STATIC_INLINE void mali_session_memory_lock(struct mali_session_data *session)
- {
- MALI_DEBUG_ASSERT_POINTER(session);
- _mali_osk_mutex_wait(session->memory_lock);
- }
- MALI_STATIC_INLINE void mali_session_memory_unlock(struct mali_session_data *session)
- {
- MALI_DEBUG_ASSERT_POINTER(session);
- _mali_osk_mutex_signal(session->memory_lock);
- }
- MALI_STATIC_INLINE void mali_session_send_notification(struct mali_session_data *session, _mali_osk_notification_t *object)
- {
- _mali_osk_notification_queue_send(session->ioctl_queue, object);
- }
- #if defined(CONFIG_MALI_DVFS)
- MALI_STATIC_INLINE void mali_session_inc_num_window_jobs(struct mali_session_data *session)
- {
- MALI_DEBUG_ASSERT_POINTER(session);
- _mali_osk_atomic_inc(&session->number_of_window_jobs);
- }
- /*
- * Get the max completed window jobs from all active session,
- * which will be used in window render frame per sec calculate
- */
- u32 mali_session_max_window_num(void);
- #endif
- void mali_session_memory_tracking(_mali_osk_print_ctx *print_ctx);
- #endif /* __MALI_SESSION_H__ */