Commit | Line | Data |
---|---|---|
f1407d5c KM |
1 | /* |
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_PIPE_H | |
18 | #define RENESAS_USB_PIPE_H | |
19 | ||
20 | #include "./common.h" | |
21 | ||
22 | /* | |
23 | * struct | |
24 | */ | |
25 | struct usbhs_pipe { | |
26 | u32 pipe_type; /* USB_ENDPOINT_XFER_xxx */ | |
27 | ||
28 | struct usbhs_priv *priv; | |
29 | ||
30 | u32 flags; | |
31 | #define USBHS_PIPE_FLAGS_IS_USED (1 << 0) | |
32 | #define USBHS_PIPE_FLAGS_IS_DIR_IN (1 << 1) | |
33 | ||
34 | void *mod_private; | |
35 | }; | |
36 | ||
37 | struct usbhs_pipe_info { | |
38 | struct usbhs_pipe *pipe; | |
39 | int size; /* array size of "pipe" */ | |
40 | int bufnmb_last; /* FIXME : driver needs good allocator */ | |
41 | }; | |
42 | ||
43 | /* | |
44 | * pipe list | |
45 | */ | |
46 | #define __usbhs_for_each_pipe(start, pos, info, i) \ | |
47 | for (i = start, pos = (info)->pipe; \ | |
48 | i < (info)->size; \ | |
49 | i++, pos = (info)->pipe + i) | |
50 | ||
51 | #define usbhs_for_each_pipe(pos, priv, i) \ | |
52 | __usbhs_for_each_pipe(1, pos, &((priv)->pipe_info), i) | |
53 | ||
54 | #define usbhs_for_each_pipe_with_dcp(pos, priv, i) \ | |
55 | __usbhs_for_each_pipe(0, pos, &((priv)->pipe_info), i) | |
56 | ||
57 | /* | |
58 | * pipe module probe / remove | |
59 | */ | |
60 | int usbhs_pipe_probe(struct usbhs_priv *priv); | |
61 | void usbhs_pipe_remove(struct usbhs_priv *priv); | |
62 | ||
63 | /* | |
64 | * cfifo | |
65 | */ | |
66 | int usbhs_fifo_write(struct usbhs_pipe *pipe, u8 *buf, int len); | |
67 | int usbhs_fifo_read(struct usbhs_pipe *pipe, u8 *buf, int len); | |
68 | int usbhs_fifo_prepare_write(struct usbhs_pipe *pipe); | |
69 | int usbhs_fifo_prepare_read(struct usbhs_pipe *pipe); | |
70 | ||
71 | void usbhs_fifo_enable(struct usbhs_pipe *pipe); | |
72 | void usbhs_fifo_disable(struct usbhs_pipe *pipe); | |
73 | void usbhs_fifo_stall(struct usbhs_pipe *pipe); | |
74 | ||
75 | void usbhs_fifo_send_terminator(struct usbhs_pipe *pipe); | |
76 | ||
77 | ||
78 | /* | |
79 | * usb request | |
80 | */ | |
81 | void usbhs_usbreq_get_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req); | |
82 | void usbhs_usbreq_set_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req); | |
83 | ||
84 | /* | |
85 | * pipe control | |
86 | */ | |
87 | struct usbhs_pipe | |
88 | *usbhs_pipe_malloc(struct usbhs_priv *priv, | |
89 | const struct usb_endpoint_descriptor *desc); | |
90 | ||
91 | int usbhs_pipe_is_dir_in(struct usbhs_pipe *pipe); | |
92 | void usbhs_pipe_init(struct usbhs_priv *priv); | |
93 | int usbhs_pipe_get_maxpacket(struct usbhs_pipe *pipe); | |
94 | void usbhs_pipe_clear_sequence(struct usbhs_pipe *pipe); | |
95 | ||
96 | #define usbhs_pipe_number(p) (((u32)(p) - (u32)(p)->priv->pipe_info.pipe) / \ | |
97 | sizeof(struct usbhs_pipe)) | |
98 | ||
99 | /* | |
100 | * dcp control | |
101 | */ | |
102 | struct usbhs_pipe *usbhs_dcp_malloc(struct usbhs_priv *priv); | |
103 | void usbhs_dcp_control_transfer_done(struct usbhs_pipe *pipe); | |
104 | ||
105 | #endif /* RENESAS_USB_PIPE_H */ |