drivers/media/pci/zoran/zoran_device.h

   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
  26 #ifndef __ZORAN_DEVICE_H__
  27 #define __ZORAN_DEVICE_H__
  28
  29 /* general purpose I/O */
  30 extern void GPIO(struct zoran *zr,
  31                  int bit,
  32                  unsigned int value);
  33
  34 /* codec (or actually: guest bus) access */
  35 extern int post_office_wait(struct zoran *zr);
  36 extern int post_office_write(struct zoran *zr,
  37                              unsigned guest,
  38                              unsigned reg,
  39                              unsigned value);
  40 extern int post_office_read(struct zoran *zr,
  41                             unsigned guest,
  42                             unsigned reg);
  43
  44 extern void detect_guest_activity(struct zoran *zr);
  45
  46 extern void jpeg_codec_sleep(struct zoran *zr,
  47                              int sleep);
  48 extern int jpeg_codec_reset(struct zoran *zr);
  49
  50 /* zr360x7 access to raw capture */
  51 extern void zr36057_overlay(struct zoran *zr,
  52                             int on);
  53 extern void write_overlay_mask(struct zoran_fh *fh,
  54                                struct v4l2_clip *vp,
  55                                int count);
  56 extern void zr36057_set_memgrab(struct zoran *zr,
  57                                 int mode);
  58 extern int wait_grab_pending(struct zoran *zr);
  59
  60 /* interrupts */
  61 extern void print_interrupts(struct zoran *zr);
  62 extern void clear_interrupt_counters(struct zoran *zr);
  63 extern irqreturn_t zoran_irq(int irq, void *dev_id);
  64
  65 /* JPEG codec access */
  66 extern void jpeg_start(struct zoran *zr);
  67 extern void zr36057_enable_jpg(struct zoran *zr,
  68                                enum zoran_codec_mode mode);
  69 extern void zoran_feed_stat_com(struct zoran *zr);
  70
  71 /* general */
  72 extern void zoran_set_pci_master(struct zoran *zr,
  73                                  int set_master);
  74 extern void zoran_init_hardware(struct zoran *zr);
  75 extern void zr36057_restart(struct zoran *zr);
  76
  77 extern const struct zoran_format zoran_formats[];
  78
  79 extern int v4l_nbufs;
  80 extern int v4l_bufsize;
  81 extern int jpg_nbufs;
  82 extern int jpg_bufsize;
  83 extern int pass_through;
  84
  85 /* i2c */
  86 #define decoder_call(zr, o, f, args...) \
  87         v4l2_subdev_call(zr->decoder, o, f, ##args)
  88 #define encoder_call(zr, o, f, args...) \
  89         v4l2_subdev_call(zr->encoder, o, f, ##args)
  90
  91 #endif                          /* __ZORAN_DEVICE_H__ */