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path: root/drivers/media/video/cx23885/cx23885-dvb.c
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Diffstat (limited to 'drivers/media/video/cx23885/cx23885-dvb.c')
-rw-r--r--drivers/media/video/cx23885/cx23885-dvb.c213
1 files changed, 213 insertions, 0 deletions
diff --git a/drivers/media/video/cx23885/cx23885-dvb.c b/drivers/media/video/cx23885/cx23885-dvb.c
new file mode 100644
index 000000000000..eda8c05d0931
--- /dev/null
+++ b/drivers/media/video/cx23885/cx23885-dvb.c
@@ -0,0 +1,213 @@
+/*
+ * Driver for the Conexant CX23885 PCIe bridge
+ *
+ * Copyright (c) 2006 Steven Toth <stoth@hauppauge.com>
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/fs.h>
+#include <linux/kthread.h>
+#include <linux/file.h>
+#include <linux/suspend.h>
+
+#include "cx23885.h"
+#include <media/v4l2-common.h>
+
+#include "s5h1409.h"
+#include "mt2131.h"
+#include "lgdt330x.h"
+#include "dvb-pll.h"
+
+static unsigned int debug = 0;
+
+#define dprintk(level,fmt, arg...) if (debug >= level) \
+ printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg)
+
+/* ------------------------------------------------------------------ */
+
+static int dvb_buf_setup(struct videobuf_queue *q,
+ unsigned int *count, unsigned int *size)
+{
+ struct cx23885_tsport *port = q->priv_data;
+
+ port->ts_packet_size = 188 * 4;
+ port->ts_packet_count = 32;
+
+ *size = port->ts_packet_size * port->ts_packet_count;
+ *count = 32;
+ return 0;
+}
+
+static int dvb_buf_prepare(struct videobuf_queue *q,
+ struct videobuf_buffer *vb, enum v4l2_field field)
+{
+ struct cx23885_tsport *port = q->priv_data;
+ return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field);
+}
+
+static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
+{
+ struct cx23885_tsport *port = q->priv_data;
+ cx23885_buf_queue(port, (struct cx23885_buffer*)vb);
+}
+
+static void dvb_buf_release(struct videobuf_queue *q,
+ struct videobuf_buffer *vb)
+{
+ cx23885_free_buffer(q, (struct cx23885_buffer*)vb);
+}
+
+static struct videobuf_queue_ops dvb_qops = {
+ .buf_setup = dvb_buf_setup,
+ .buf_prepare = dvb_buf_prepare,
+ .buf_queue = dvb_buf_queue,
+ .buf_release = dvb_buf_release,
+};
+
+static struct s5h1409_config hauppauge_generic_config = {
+ .demod_address = 0x32 >> 1,
+ .output_mode = S5H1409_SERIAL_OUTPUT,
+ .gpio = S5H1409_GPIO_ON,
+ .if_freq = 44000,
+ .inversion = S5H1409_INVERSION_OFF,
+ .status_mode = S5H1409_DEMODLOCKING
+};
+
+static struct s5h1409_config hauppauge_hvr1800lp_config = {
+ .demod_address = 0x32 >> 1,
+ .output_mode = S5H1409_SERIAL_OUTPUT,
+ .gpio = S5H1409_GPIO_OFF,
+ .if_freq = 44000,
+ .inversion = S5H1409_INVERSION_OFF,
+ .status_mode = S5H1409_DEMODLOCKING
+};
+
+static struct mt2131_config hauppauge_generic_tunerconfig = {
+ 0x61
+};
+
+static struct lgdt330x_config fusionhdtv_5_express = {
+ .demod_address = 0x0e,
+ .demod_chip = LGDT3303,
+ .serial_mpeg = 0x40,
+};
+
+static int dvb_register(struct cx23885_tsport *port)
+{
+ struct cx23885_dev *dev = port->dev;
+ struct cx23885_i2c *i2c_bus = NULL;
+
+ /* init struct videobuf_dvb */
+ port->dvb.name = dev->name;
+
+ /* init frontend */
+ switch (dev->board) {
+ case CX23885_BOARD_HAUPPAUGE_HVR1250:
+ case CX23885_BOARD_HAUPPAUGE_HVR1800:
+ i2c_bus = &dev->i2c_bus[0];
+ port->dvb.frontend = dvb_attach(s5h1409_attach,
+ &hauppauge_generic_config,
+ &i2c_bus->i2c_adap);
+ if (port->dvb.frontend != NULL) {
+ dvb_attach(mt2131_attach, port->dvb.frontend,
+ &i2c_bus->i2c_adap,
+ &hauppauge_generic_tunerconfig, 0);
+ }
+ break;
+ case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
+ i2c_bus = &dev->i2c_bus[0];
+ port->dvb.frontend = dvb_attach(s5h1409_attach,
+ &hauppauge_hvr1800lp_config,
+ &i2c_bus->i2c_adap);
+ if (port->dvb.frontend != NULL) {
+ dvb_attach(mt2131_attach, port->dvb.frontend,
+ &i2c_bus->i2c_adap,
+ &hauppauge_generic_tunerconfig, 0);
+ }
+ break;
+ case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
+ i2c_bus = &dev->i2c_bus[0];
+ port->dvb.frontend = dvb_attach(lgdt330x_attach,
+ &fusionhdtv_5_express,
+ &i2c_bus->i2c_adap);
+ if (port->dvb.frontend != NULL) {
+ dvb_attach(dvb_pll_attach, port->dvb.frontend, 0x61,
+ &i2c_bus->i2c_adap, DVB_PLL_LG_TDVS_H06XF);
+ }
+ break;
+ default:
+ printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
+ dev->name);
+ break;
+ }
+ if (NULL == port->dvb.frontend) {
+ printk("%s: frontend initialization failed\n", dev->name);
+ return -1;
+ }
+
+ /* Put the analog decoder in standby to keep it quiet */
+ cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL);
+
+ /* register everything */
+ return videobuf_dvb_register(&port->dvb, THIS_MODULE, port,
+ &dev->pci->dev);
+}
+
+int cx23885_dvb_register(struct cx23885_tsport *port)
+{
+ struct cx23885_dev *dev = port->dev;
+ int err;
+
+ dprintk(1, "%s\n", __FUNCTION__);
+ dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
+ dev->board,
+ dev->name,
+ dev->pci_bus,
+ dev->pci_slot);
+
+ err = -ENODEV;
+
+ /* dvb stuff */
+ printk("%s: cx23885 based dvb card\n", dev->name);
+ videobuf_queue_pci_init(&port->dvb.dvbq, &dvb_qops, dev->pci, &port->slock,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
+ sizeof(struct cx23885_buffer), port);
+ err = dvb_register(port);
+ if (err != 0)
+ printk("%s() dvb_register failed err = %d\n", __FUNCTION__, err);
+
+ return err;
+}
+
+int cx23885_dvb_unregister(struct cx23885_tsport *port)
+{
+ /* dvb */
+ if(port->dvb.frontend)
+ videobuf_dvb_unregister(&port->dvb);
+
+ return 0;
+}
+
+/*
+ * Local variables:
+ * c-basic-offset: 8
+ * End:
+ * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
+*/