diff options
Diffstat (limited to 'drivers/usb/host/shost/shost_scheduler.h')
| -rw-r--r-- | drivers/usb/host/shost/shost_scheduler.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/usb/host/shost/shost_scheduler.h b/drivers/usb/host/shost/shost_scheduler.h new file mode 100644 index 0000000..fed5035 --- /dev/null +++ b/drivers/usb/host/shost/shost_scheduler.h @@ -0,0 +1,56 @@ +/**************************************************************************** + * (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) + * : Optimizing for performance + * + ****************************************************************************/ +/**************************************************************************** + * 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 + +/* hcd.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(struct ed *remove_ed); +extern int cancel_to_transfer_td(struct sec_otghost *otghost, + struct td *cancel_td); +extern int retransmit(struct sec_otghost *otghost, struct td *retransmit_td); +extern int reschedule(struct td *resched_td); +extern int deallocate(struct td *dealloc_td); +extern void do_schedule(struct sec_otghost *otghost); +extern int get_td_info(u8 chnum, unsigned int *td_addr); + +/* transfer-common.c */ +int insert_ed_to_scheduler(struct sec_otghost *otghost, struct ed *insert_ed); + +#endif + |