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path: root/drivers/media/dvb/dibusb/dvb-dibusb-dvb.c
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Diffstat (limited to 'drivers/media/dvb/dibusb/dvb-dibusb-dvb.c')
-rw-r--r--drivers/media/dvb/dibusb/dvb-dibusb-dvb.c185
1 files changed, 0 insertions, 185 deletions
diff --git a/drivers/media/dvb/dibusb/dvb-dibusb-dvb.c b/drivers/media/dvb/dibusb/dvb-dibusb-dvb.c
deleted file mode 100644
index 400b439e804e..000000000000
--- a/drivers/media/dvb/dibusb/dvb-dibusb-dvb.c
+++ /dev/null
@@ -1,185 +0,0 @@
1/*
2 * dvb-dibusb-dvb.c is part of the driver for mobile USB Budget DVB-T devices
3 * based on reference design made by DiBcom (http://www.dibcom.fr/)
4 *
5 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
6 *
7 * see dvb-dibusb-core.c for more copyright details.
8 *
9 * This file contains functions for initializing and handling the
10 * linux-dvb API.
11 */
12#include "dvb-dibusb.h"
13
14#include <linux/usb.h>
15#include <linux/version.h>
16
17static u32 urb_compl_count;
18
19/*
20 * MPEG2 TS DVB stuff
21 */
22void dibusb_urb_complete(struct urb *urb, struct pt_regs *ptregs)
23{
24 struct usb_dibusb *dib = urb->context;
25
26 deb_ts("urb complete feedcount: %d, status: %d, length: %d\n",dib->feedcount,urb->status,
27 urb->actual_length);
28
29 urb_compl_count++;
30 if (urb_compl_count % 1000 == 0)
31 deb_info("%d urbs completed so far.\n",urb_compl_count);
32
33 switch (urb->status) {
34 case 0: /* success */
35 case -ETIMEDOUT: /* NAK */
36 break;
37 case -ECONNRESET: /* kill */
38 case -ENOENT:
39 case -ESHUTDOWN:
40 return;
41 default: /* error */
42 deb_ts("urb completition error %d.", urb->status);
43 break;
44 }
45
46 if (dib->feedcount > 0 && urb->actual_length > 0) {
47 if (dib->init_state & DIBUSB_STATE_DVB)
48 dvb_dmx_swfilter(&dib->demux, (u8*) urb->transfer_buffer,urb->actual_length);
49 } else
50 deb_ts("URB dropped because of feedcount.\n");
51
52 usb_submit_urb(urb,GFP_ATOMIC);
53}
54
55static int dibusb_ctrl_feed(struct dvb_demux_feed *dvbdmxfeed, int onoff)
56{
57 struct usb_dibusb *dib = dvbdmxfeed->demux->priv;
58 int newfeedcount;
59
60 if (dib == NULL)
61 return -ENODEV;
62
63 newfeedcount = dib->feedcount + (onoff ? 1 : -1);
64
65 /*
66 * stop feed before setting a new pid if there will be no pid anymore
67 */
68 if (newfeedcount == 0) {
69 deb_ts("stop feeding\n");
70 if (dib->xfer_ops.fifo_ctrl != NULL) {
71 if (dib->xfer_ops.fifo_ctrl(dib->fe,0)) {
72 err("error while inhibiting fifo.");
73 return -ENODEV;
74 }
75 }
76 dibusb_streaming(dib,0);
77 }
78
79 dib->feedcount = newfeedcount;
80
81 /* activate the pid on the device specific pid_filter */
82 deb_ts("setting pid: %5d %04x at index %d '%s'\n",dvbdmxfeed->pid,dvbdmxfeed->pid,dvbdmxfeed->index,onoff ? "on" : "off");
83 if (dib->pid_parse && dib->xfer_ops.pid_ctrl != NULL)
84 dib->xfer_ops.pid_ctrl(dib->fe,dvbdmxfeed->index,dvbdmxfeed->pid,onoff);
85
86 /*
87 * start the feed if this was the first pid to set and there is still a pid
88 * for reception.
89 */
90 if (dib->feedcount == onoff && dib->feedcount > 0) {
91
92 deb_ts("controlling pid parser\n");
93 if (dib->xfer_ops.pid_parse != NULL) {
94 if (dib->xfer_ops.pid_parse(dib->fe,dib->pid_parse) < 0) {
95 err("could not handle pid_parser");
96 }
97 }
98
99 deb_ts("start feeding\n");
100 if (dib->xfer_ops.fifo_ctrl != NULL) {
101 if (dib->xfer_ops.fifo_ctrl(dib->fe,1)) {
102 err("error while enabling fifo.");
103 return -ENODEV;
104 }
105 }
106 dibusb_streaming(dib,1);
107 }
108 return 0;
109}
110
111static int dibusb_start_feed(struct dvb_demux_feed *dvbdmxfeed)
112{
113 deb_ts("start pid: 0x%04x, feedtype: %d\n", dvbdmxfeed->pid,dvbdmxfeed->type);
114 return dibusb_ctrl_feed(dvbdmxfeed,1);
115}
116
117static int dibusb_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
118{
119 deb_ts("stop pid: 0x%04x, feedtype: %d\n", dvbdmxfeed->pid, dvbdmxfeed->type);
120 return dibusb_ctrl_feed(dvbdmxfeed,0);
121}
122
123int dibusb_dvb_init(struct usb_dibusb *dib)
124{
125 int ret;
126
127 urb_compl_count = 0;
128
129 if ((ret = dvb_register_adapter(&dib->adapter, DRIVER_DESC,
130 THIS_MODULE)) < 0) {
131 deb_info("dvb_register_adapter failed: error %d", ret);
132 goto err;
133 }
134 dib->adapter.priv = dib;
135
136/* i2c is done in dibusb_i2c_init */
137
138 dib->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING;
139
140 dib->demux.priv = (void *)dib;
141 /* get pidcount from demod */
142 dib->demux.feednum = dib->demux.filternum = 255;
143 dib->demux.start_feed = dibusb_start_feed;
144 dib->demux.stop_feed = dibusb_stop_feed;
145 dib->demux.write_to_decoder = NULL;
146 if ((ret = dvb_dmx_init(&dib->demux)) < 0) {
147 err("dvb_dmx_init failed: error %d",ret);
148 goto err_dmx;
149 }
150
151 dib->dmxdev.filternum = dib->demux.filternum;
152 dib->dmxdev.demux = &dib->demux.dmx;
153 dib->dmxdev.capabilities = 0;
154 if ((ret = dvb_dmxdev_init(&dib->dmxdev, &dib->adapter)) < 0) {
155 err("dvb_dmxdev_init failed: error %d",ret);
156 goto err_dmx_dev;
157 }
158
159 dvb_net_init(&dib->adapter, &dib->dvb_net, &dib->demux.dmx);
160
161 goto success;
162err_dmx_dev:
163 dvb_dmx_release(&dib->demux);
164err_dmx:
165 dvb_unregister_adapter(&dib->adapter);
166err:
167 return ret;
168success:
169 dib->init_state |= DIBUSB_STATE_DVB;
170 return 0;
171}
172
173int dibusb_dvb_exit(struct usb_dibusb *dib)
174{
175 if (dib->init_state & DIBUSB_STATE_DVB) {
176 dib->init_state &= ~DIBUSB_STATE_DVB;
177 deb_info("unregistering DVB part\n");
178 dvb_net_release(&dib->dvb_net);
179 dib->demux.dmx.close(&dib->demux.dmx);
180 dvb_dmxdev_release(&dib->dmxdev);
181 dvb_dmx_release(&dib->demux);
182 dvb_unregister_adapter(&dib->adapter);
183 }
184 return 0;
185}
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