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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.
*/
#include "mali_osk.h"
#include "mali_osk_list.h"
#include "mali_session.h"
#include "mali_ukk.h"
#ifdef MALI_MEM_SWAP_TRACKING
#include "mali_memory_swap_alloc.h"
#endif
_MALI_OSK_LIST_HEAD(mali_sessions);
static u32 mali_session_count = 0;
_mali_osk_spinlock_irq_t *mali_sessions_lock = NULL;
wait_queue_head_t pending_queue;
_mali_osk_errcode_t mali_session_initialize(void)
{
_MALI_OSK_INIT_LIST_HEAD(&mali_sessions);
/* init wait queue for big varying job */
init_waitqueue_head(&pending_queue);
mali_sessions_lock = _mali_osk_spinlock_irq_init(
_MALI_OSK_LOCKFLAG_ORDERED,
_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)
{
if (NULL != mali_sessions_lock) {
_mali_osk_spinlock_irq_term(mali_sessions_lock);
mali_sessions_lock = NULL;
}
}
void mali_session_add(struct mali_session_data *session)
{
mali_session_lock();
_mali_osk_list_add(&session->link, &mali_sessions);
mali_session_count++;
mali_session_unlock();
}
void mali_session_remove(struct mali_session_data *session)
{
mali_session_lock();
_mali_osk_list_delinit(&session->link);
mali_session_count--;
mali_session_unlock();
}
u32 mali_session_get_count(void)
{
return mali_session_count;
}
wait_queue_head_t *mali_session_get_wait_queue(void)
{
return &pending_queue;
}
/*
* Get the max completed window jobs from all active session,
* which will be used in window render frame per sec calculate
*/
#if defined(CONFIG_MALI_DVFS)
u32 mali_session_max_window_num(void)
{
struct mali_session_data *session, *tmp;
u32 max_window_num = 0;
u32 tmp_number = 0;
mali_session_lock();
MALI_SESSION_FOREACH(session, tmp, link) {
tmp_number = _mali_osk_atomic_xchg(
&session->number_of_window_jobs, 0);
if (max_window_num < tmp_number) {
max_window_num = tmp_number;
}
}
mali_session_unlock();
return max_window_num;
}
#endif
void mali_session_memory_tracking(_mali_osk_print_ctx *print_ctx)
{
struct mali_session_data *session, *tmp;
u32 mali_mem_usage;
u32 total_mali_mem_size;
#ifdef MALI_MEM_SWAP_TRACKING
u32 swap_pool_size;
u32 swap_unlock_size;
#endif
MALI_DEBUG_ASSERT_POINTER(print_ctx);
mali_session_lock();
MALI_SESSION_FOREACH(session, tmp, link) {
#ifdef MALI_MEM_SWAP_TRACKING
_mali_osk_ctxprintf(print_ctx, " %-25s %-10u %-10u %-15u %-15u %-10u %-10u %-10u\n",
session->comm, session->pid,
(atomic_read(&session->mali_mem_allocated_pages)) * _MALI_OSK_MALI_PAGE_SIZE,
session->max_mali_mem_allocated_size,
(atomic_read(&session->mali_mem_array[MALI_MEM_EXTERNAL])) * _MALI_OSK_MALI_PAGE_SIZE,
(atomic_read(&session->mali_mem_array[MALI_MEM_UMP])) * _MALI_OSK_MALI_PAGE_SIZE,
(atomic_read(&session->mali_mem_array[MALI_MEM_DMA_BUF])) * _MALI_OSK_MALI_PAGE_SIZE,
(atomic_read(&session->mali_mem_array[MALI_MEM_SWAP])) * _MALI_OSK_MALI_PAGE_SIZE
);
#else
_mali_osk_ctxprintf(print_ctx, " %-25s %-10u %-10u %-15u %-15u %-10u %-10u \n",
session->comm, session->pid,
(atomic_read(&session->mali_mem_allocated_pages)) * _MALI_OSK_MALI_PAGE_SIZE,
session->max_mali_mem_allocated_size,
(atomic_read(&session->mali_mem_array[MALI_MEM_EXTERNAL])) * _MALI_OSK_MALI_PAGE_SIZE,
(atomic_read(&session->mali_mem_array[MALI_MEM_UMP])) * _MALI_OSK_MALI_PAGE_SIZE,
(atomic_read(&session->mali_mem_array[MALI_MEM_DMA_BUF])) * _MALI_OSK_MALI_PAGE_SIZE
);
#endif
}
mali_session_unlock();
mali_mem_usage = _mali_ukk_report_memory_usage();
total_mali_mem_size = _mali_ukk_report_total_memory_size();
_mali_osk_ctxprintf(print_ctx, "Mali mem usage: %u\nMali mem limit: %u\n", mali_mem_usage, total_mali_mem_size);
#ifdef MALI_MEM_SWAP_TRACKING
mali_mem_swap_tracking(&swap_pool_size, &swap_unlock_size);
_mali_osk_ctxprintf(print_ctx, "Mali swap mem pool : %u\nMali swap mem unlock: %u\n", swap_pool_size, swap_unlock_size);
#endif
}
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