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Kuninori Morimotoe8d548d2011-06-06 14:18:03 +09001/*
2 * Renesas USB driver
3 *
4 * Copyright (C) 2011 Renesas Solutions Corp.
5 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
15 *
16 */
17#ifndef RENESAS_USB_FIFO_H
18#define RENESAS_USB_FIFO_H
19
Kuninori Morimoto4bd04812011-06-06 14:18:07 +090020#include "pipe.h"
21
22struct usbhs_pkt {
Kuninori Morimoto6acb95d2011-06-06 14:18:16 +090023 struct list_head node;
Kuninori Morimoto4bd04812011-06-06 14:18:07 +090024 struct usbhs_pipe *pipe;
Kuninori Morimoto4bd04812011-06-06 14:18:07 +090025 void *buf;
26 int length;
27 int actual;
Kuninori Morimoto659d4952011-06-06 14:18:23 +090028 int zero;
Kuninori Morimoto4bd04812011-06-06 14:18:07 +090029};
Kuninori Morimotoe8d548d2011-06-06 14:18:03 +090030
31/*
32 * fifo
33 */
Kuninori Morimoto4bd04812011-06-06 14:18:07 +090034int usbhs_fifo_write(struct usbhs_pkt *pkt);
35int usbhs_fifo_read(struct usbhs_pkt *pkt);
Kuninori Morimotoe8d548d2011-06-06 14:18:03 +090036int usbhs_fifo_prepare_write(struct usbhs_pipe *pipe);
37int usbhs_fifo_prepare_read(struct usbhs_pipe *pipe);
38
Kuninori Morimoto4bd04812011-06-06 14:18:07 +090039/*
40 * packet info
41 */
Kuninori Morimoto6acb95d2011-06-06 14:18:16 +090042void usbhs_pkt_init(struct usbhs_pkt *pkt);
Kuninori Morimoto659d4952011-06-06 14:18:23 +090043void usbhs_pkt_push(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt,
44 void *buf, int len, int zero);
Kuninori Morimoto6acb95d2011-06-06 14:18:16 +090045void usbhs_pkt_pop(struct usbhs_pkt *pkt);
46struct usbhs_pkt *usbhs_pkt_get(struct usbhs_pipe *pipe);
Kuninori Morimoto4bd04812011-06-06 14:18:07 +090047
Kuninori Morimotoe8d548d2011-06-06 14:18:03 +090048#endif /* RENESAS_USB_FIFO_H */