1 /*
2  * Zoran zr36057/zr36067 PCI controller driver, for the
3  * Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
4  * Media Labs LML33/LML33R10.
5  *
6  * This part handles card-specific data and detection
7  *
8  * Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx>
9  *
10  * Currently maintained by:
11  *   Ronald Bultje    <rbultje@ronald.bitfreak.net>
12  *   Laurent Pinchart <laurent.pinchart@skynet.be>
13  *   Mailinglist      <mjpeg-users@lists.sf.net>
14  *
15  * This program is free software; you can redistribute it and/or modify
16  * it under the terms of the GNU General Public License as published by
17  * the Free Software Foundation; either version 2 of the License, or
18  * (at your option) any later version.
19  *
20  * This program is distributed in the hope that it will be useful,
21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
23  * GNU General Public License for more details.
24  *
25  * You should have received a copy of the GNU General Public License
26  * along with this program; if not, write to the Free Software
27  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28  */
29 
30 #ifndef __ZORAN_DEVICE_H__
31 #define __ZORAN_DEVICE_H__
32 
33 /* general purpose I/O */
34 extern void GPIO(struct zoran *zr,
35 		 int bit,
36 		 unsigned int value);
37 
38 /* codec (or actually: guest bus) access */
39 extern int post_office_wait(struct zoran *zr);
40 extern int post_office_write(struct zoran *zr,
41 			     unsigned guest,
42 			     unsigned reg,
43 			     unsigned value);
44 extern int post_office_read(struct zoran *zr,
45 			    unsigned guest,
46 			    unsigned reg);
47 
48 extern void detect_guest_activity(struct zoran *zr);
49 
50 extern void jpeg_codec_sleep(struct zoran *zr,
51 			     int sleep);
52 extern int jpeg_codec_reset(struct zoran *zr);
53 
54 /* zr360x7 access to raw capture */
55 extern void zr36057_overlay(struct zoran *zr,
56 			    int on);
57 extern void write_overlay_mask(struct zoran_fh *fh,
58 			       struct v4l2_clip *vp,
59 			       int count);
60 extern void zr36057_set_memgrab(struct zoran *zr,
61 				int mode);
62 extern int wait_grab_pending(struct zoran *zr);
63 
64 /* interrupts */
65 extern void print_interrupts(struct zoran *zr);
66 extern void clear_interrupt_counters(struct zoran *zr);
67 extern irqreturn_t zoran_irq(int irq, void *dev_id);
68 
69 /* JPEG codec access */
70 extern void jpeg_start(struct zoran *zr);
71 extern void zr36057_enable_jpg(struct zoran *zr,
72 			       enum zoran_codec_mode mode);
73 extern void zoran_feed_stat_com(struct zoran *zr);
74 
75 /* general */
76 extern void zoran_set_pci_master(struct zoran *zr,
77 				 int set_master);
78 extern void zoran_init_hardware(struct zoran *zr);
79 extern void zr36057_restart(struct zoran *zr);
80 
81 extern const struct zoran_format zoran_formats[];
82 
83 extern int v4l_nbufs;
84 extern int v4l_bufsize;
85 extern int jpg_nbufs;
86 extern int jpg_bufsize;
87 extern int pass_through;
88 
89 /* i2c */
90 #define decoder_call(zr, o, f, args...) \
91 	v4l2_subdev_call(zr->decoder, o, f, ##args)
92 #define encoder_call(zr, o, f, args...) \
93 	v4l2_subdev_call(zr->encoder, o, f, ##args)
94 
95 #endif				/* __ZORAN_DEVICE_H__ */
96