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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" | |
4bd04811 | 21 | #include "./fifo.h" |
f1407d5c KM |
22 | |
23 | /* | |
24 | * struct | |
25 | */ | |
26 | struct usbhs_pipe { | |
27 | u32 pipe_type; /* USB_ENDPOINT_XFER_xxx */ | |
28 | ||
29 | struct usbhs_priv *priv; | |
d77e3f4e | 30 | struct usbhs_fifo *fifo; |
6acb95d4 | 31 | struct list_head list; |
f1407d5c | 32 | |
7fd097e7 KM |
33 | int maxp; |
34 | ||
f1407d5c KM |
35 | u32 flags; |
36 | #define USBHS_PIPE_FLAGS_IS_USED (1 << 0) | |
37 | #define USBHS_PIPE_FLAGS_IS_DIR_IN (1 << 1) | |
ad6f2a8b | 38 | #define USBHS_PIPE_FLAGS_IS_DIR_HOST (1 << 2) |
f1407d5c | 39 | |
0c6ef985 KM |
40 | struct usbhs_pkt_handle *handler; |
41 | ||
f1407d5c KM |
42 | void *mod_private; |
43 | }; | |
44 | ||
45 | struct usbhs_pipe_info { | |
46 | struct usbhs_pipe *pipe; | |
47 | int size; /* array size of "pipe" */ | |
48 | int bufnmb_last; /* FIXME : driver needs good allocator */ | |
4bd04811 | 49 | |
dad67397 | 50 | void (*done)(struct usbhs_pkt *pkt); |
e73a9891 | 51 | int (*dma_map_ctrl)(struct usbhs_pkt *pkt, int map); |
f1407d5c KM |
52 | }; |
53 | ||
54 | /* | |
55 | * pipe list | |
56 | */ | |
57 | #define __usbhs_for_each_pipe(start, pos, info, i) \ | |
58 | for (i = start, pos = (info)->pipe; \ | |
59 | i < (info)->size; \ | |
60 | i++, pos = (info)->pipe + i) | |
61 | ||
62 | #define usbhs_for_each_pipe(pos, priv, i) \ | |
63 | __usbhs_for_each_pipe(1, pos, &((priv)->pipe_info), i) | |
64 | ||
65 | #define usbhs_for_each_pipe_with_dcp(pos, priv, i) \ | |
66 | __usbhs_for_each_pipe(0, pos, &((priv)->pipe_info), i) | |
67 | ||
68 | /* | |
e8d548d5 | 69 | * data |
f1407d5c | 70 | */ |
e8d548d5 | 71 | #define usbhs_priv_to_pipeinfo(pr) (&(pr)->pipe_info) |
f1407d5c | 72 | |
f1407d5c KM |
73 | /* |
74 | * pipe control | |
75 | */ | |
76 | struct usbhs_pipe | |
f5aa889f | 77 | *usbhs_pipe_malloc(struct usbhs_priv *priv, int endpoint_type, int dir_in); |
e8d548d5 KM |
78 | int usbhs_pipe_probe(struct usbhs_priv *priv); |
79 | void usbhs_pipe_remove(struct usbhs_priv *priv); | |
f1407d5c | 80 | int usbhs_pipe_is_dir_in(struct usbhs_pipe *pipe); |
ad6f2a8b | 81 | int usbhs_pipe_is_dir_host(struct usbhs_pipe *pipe); |
4bd04811 | 82 | void usbhs_pipe_init(struct usbhs_priv *priv, |
e73a9891 KM |
83 | void (*done)(struct usbhs_pkt *pkt), |
84 | int (*dma_map_ctrl)(struct usbhs_pkt *pkt, int map)); | |
f1407d5c KM |
85 | int usbhs_pipe_get_maxpacket(struct usbhs_pipe *pipe); |
86 | void usbhs_pipe_clear_sequence(struct usbhs_pipe *pipe); | |
08e6c611 | 87 | void usbhs_pipe_clear(struct usbhs_pipe *pipe); |
e8d548d5 KM |
88 | int usbhs_pipe_is_accessible(struct usbhs_pipe *pipe); |
89 | void usbhs_pipe_enable(struct usbhs_pipe *pipe); | |
90 | void usbhs_pipe_disable(struct usbhs_pipe *pipe); | |
91 | void usbhs_pipe_stall(struct usbhs_pipe *pipe); | |
d77e3f4e | 92 | void usbhs_pipe_select_fifo(struct usbhs_pipe *pipe, struct usbhs_fifo *fifo); |
f5aa889f | 93 | void usbhs_pipe_config_update(struct usbhs_pipe *pipe, u16 epnum, u16 maxp); |
f1407d5c | 94 | |
e8d548d5 | 95 | #define usbhs_pipe_to_priv(p) ((p)->priv) |
c89d2613 | 96 | #define usbhs_pipe_number(p) (int)((p) - (p)->priv->pipe_info.pipe) |
e8d548d5 | 97 | #define usbhs_pipe_is_dcp(p) ((p)->priv->pipe_info.pipe == (p)) |
d77e3f4e KM |
98 | #define usbhs_pipe_to_fifo(p) ((p)->fifo) |
99 | #define usbhs_pipe_is_busy(p) usbhs_pipe_to_fifo(p) | |
f1407d5c | 100 | |
356db7ed KM |
101 | #define usbhs_pipe_type(p) ((p)->pipe_type) |
102 | #define usbhs_pipe_type_is(p, t) ((p)->pipe_type == t) | |
103 | ||
f1407d5c KM |
104 | /* |
105 | * dcp control | |
106 | */ | |
107 | struct usbhs_pipe *usbhs_dcp_malloc(struct usbhs_priv *priv); | |
108 | void usbhs_dcp_control_transfer_done(struct usbhs_pipe *pipe); | |
92352071 | 109 | void usbhs_dcp_dir_for_host(struct usbhs_pipe *pipe, int dir_out); |
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110 | |
111 | #endif /* RENESAS_USB_PIPE_H */ |