* cx18 functions for DVB support
*
* Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
- * Copyright (C) 2008 Andy Walls <awalls@radix.net>
+ * Copyright (C) 2008 Andy Walls <awalls@md.metrocast.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
.top = MXL5005S_TOP_25P2,
.mod_mode = MXL_DIGITAL_MODE,
.if_mode = MXL_ZERO_IF,
+ .qam_gain = 0x02,
.AgcMasterByte = 0x00,
};
{
struct dvb_demux *demux = feed->demux;
struct cx18_stream *stream = (struct cx18_stream *) demux->priv;
- struct cx18 *cx = stream->cx;
+ struct cx18 *cx;
int ret;
u32 v;
+ if (!stream)
+ return -EINVAL;
+
+ cx = stream->cx;
CX18_DEBUG_INFO("Start feed: pid = 0x%x index = %d\n",
feed->pid, feed->index);
if (!demux->dmx.frontend)
return -EINVAL;
- if (!stream)
- return -EINVAL;
-
mutex_lock(&stream->dvb.feedlock);
if (stream->dvb.feeding++ == 0) {
CX18_DEBUG_INFO("Starting Transport DMA\n");
+ mutex_lock(&cx->serialize_lock);
set_bit(CX18_F_S_STREAMING, &stream->s_flags);
ret = cx18_start_v4l2_encode_stream(stream);
if (ret < 0) {
if (stream->dvb.feeding == 0)
clear_bit(CX18_F_S_STREAMING, &stream->s_flags);
}
+ mutex_unlock(&cx->serialize_lock);
} else
ret = 0;
mutex_unlock(&stream->dvb.feedlock);
{
struct dvb_demux *demux = feed->demux;
struct cx18_stream *stream = (struct cx18_stream *)demux->priv;
- struct cx18 *cx = stream->cx;
+ struct cx18 *cx;
int ret = -EINVAL;
- CX18_DEBUG_INFO("Stop feed: pid = 0x%x index = %d\n",
- feed->pid, feed->index);
-
if (stream) {
+ cx = stream->cx;
+ CX18_DEBUG_INFO("Stop feed: pid = 0x%x index = %d\n",
+ feed->pid, feed->index);
+
mutex_lock(&stream->dvb.feedlock);
if (--stream->dvb.feeding == 0) {
CX18_DEBUG_INFO("Stopping Transport DMA\n");
+ mutex_lock(&cx->serialize_lock);
ret = cx18_stop_v4l2_encode_stream(stream, 0);
+ mutex_unlock(&cx->serialize_lock);
} else
ret = 0;
mutex_unlock(&stream->dvb.feedlock);
dvb_net_init(dvb_adapter, &dvb->dvbnet, dmx);
CX18_INFO("DVB Frontend registered\n");
- CX18_INFO("Registered DVB adapter%d for %s (%d x %d kB)\n",
+ CX18_INFO("Registered DVB adapter%d for %s (%d x %d.%02d kB)\n",
stream->dvb.dvb_adapter.num, stream->name,
- stream->buffers, stream->buf_size/1024);
+ stream->buffers, stream->buf_size/1024,
+ (stream->buf_size * 100 / 1024) % 100);
mutex_init(&dvb->feedlock);
dvb->enabled = 1;