1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
/****************************************************************************
* (C) Copyright 2008 Samsung Electronics Co., Ltd., All rights reserved
*
* [File Name] : Scheduler.h
* [Description] : The Header file defines the external and internal functions of Scheduler.
* [Author] : Yang Soon Yeal { syatom.yang@samsung.com }
* [Department] : System LSI Division/System SW Lab
* [Created Date]: 2008/06/03
* [Revision History]
* (1) 2008/06/03 by Yang Soon Yeal { syatom.yang@samsung.com }
* - Created this file and defines functions of Scheduler
* -# Jul 15,2008 v1.2 by SeungSoo Yang (ss1.yang@samsung.com) \n
* : Optimizing for performance \n
*
****************************************************************************/
/****************************************************************************
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
****************************************************************************/
#ifndef _SCHEDULER_H
#define _SCHEDULER_H
/*
// ----------------------------------------------------------------------------
// Include files : None.
// ----------------------------------------------------------------------------
*/
//#include "s3c-otg-common-typedef.h"
#include "s3c-otg-common-const.h"
#include "s3c-otg-common-errorcode.h"
#include "s3c-otg-common-datastruct.h"
#include "s3c-otg-hcdi-memory.h"
#include "s3c-otg-hcdi-kal.h"
#include "s3c-otg-hcdi-debug.h"
#include "s3c-otg-oci.h"
#ifdef __cplusplus
extern "C"
{
#endif
//Defines external functions of IScheduler.c
extern void init_scheduler(void);
extern int reserve_used_resource_for_periodic(u32 usb_time,u8 dev_speed, u8 trans_type);
extern int free_usb_resource_for_periodic(u32 free_usb_time, u8 free_chnum, u8 trans_type);
extern int remove_ed_from_scheduler(ed_t *remove_ed);
extern int cancel_to_transfer_td(struct sec_otghost *otghost, td_t *cancel_td);
extern int retransmit(struct sec_otghost *otghost, td_t *retransmit_td);
extern int reschedule(td_t *resched_td);
extern int deallocate(td_t *dealloc_td);
extern void do_schedule(struct sec_otghost *otghost);
extern int get_td_info(u8 chnum,unsigned int *td_addr);
// Defines functiions of TranferReadyQ.
void init_transfer_ready_q(void);
int insert_ed_to_ready_q(ed_t *insert_ed, bool f_isfirst);
int remove_ed_from_ready_q(ed_t *remove_ed);
int get_ed_from_ready_q(bool f_isperiodic, ed_t **get_ed);
//Define functions of Scheduler
void do_periodic_schedule(struct sec_otghost *otghost);
void do_nonperiodic_schedule(struct sec_otghost *otghost);
int set_transferring_td_array(u8 chnum, u32 td_addr);
int get_transferring_td_array(u8 chnum, unsigned int *td_addr);
//Define fuctions to manage some static global variable.
int inc_perio_bus_time(u32 uiBusTime, u8 dev_speed);
int dec_perio_bus_time(u32 uiBusTime);
u8 get_avail_chnum(void);
int inc_perio_chnum(void);
int dec_perio_chnum(void);
int inc_non_perio_chnum(void);
int dec_nonperio_chnum(void);
u32 get_periodic_ready_q_entity_num(void);
int insert_ed_to_scheduler(struct sec_otghost *otghost, ed_t *insert_ed);
void reset_scheduler_numbers(void);
#ifdef __cplusplus
}
#endif
#endif
|