V4L/DVB (13407): Add Prof 7301 PCI DVB-S2 card

Add Prof 7301 PCI DVB-S2 card

The card based on stv0903 demod, stb6100 tuner.

Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 138 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/stb6100_proc.h b/drivers/media/dvb/frontends/stb6100_proc.h
new file mode 100644
index 000000000000..112163a48622
--- /dev/null
+++ b/drivers/media/dvb/frontends/stb6100_proc.h
@@ -0,0 +1,138 @@
+/*
+	STB6100 Silicon Tuner wrapper
+	Copyright (C)2009 Igor M. Liplianin (liplianin@me.by)
+
+	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.
+*/
+
+static int stb6100_get_freq(struct dvb_frontend *fe, u32 *frequency)
+{
+	struct dvb_frontend_ops	*frontend_ops = NULL;
+	struct dvb_tuner_ops	*tuner_ops = NULL;
+	struct tuner_state	state;
+	int err = 0;
+
+	if (&fe->ops)
+		frontend_ops = &fe->ops;
+	if (&frontend_ops->tuner_ops)
+		tuner_ops = &frontend_ops->tuner_ops;
+	if (tuner_ops->get_state) {
+		if (frontend_ops->i2c_gate_ctrl)
+			frontend_ops->i2c_gate_ctrl(fe, 1);
+
+		err = tuner_ops->get_state(fe, DVBFE_TUNER_FREQUENCY, &state);
+		if (err < 0) {
+			printk(KERN_ERR "%s: Invalid parameter\n", __func__);
+			return err;
+		}
+
+		if (frontend_ops->i2c_gate_ctrl)
+			frontend_ops->i2c_gate_ctrl(fe, 0);
+
+		*frequency = state.frequency;
+	}
+
+	return 0;
+}
+
+static int stb6100_set_freq(struct dvb_frontend *fe, u32 frequency)
+{
+	struct dvb_frontend_ops	*frontend_ops = NULL;
+	struct dvb_tuner_ops	*tuner_ops = NULL;
+	struct tuner_state	state;
+	int err = 0;
+
+	state.frequency = frequency;
+	if (&fe->ops)
+		frontend_ops = &fe->ops;
+	if (&frontend_ops->tuner_ops)
+		tuner_ops = &frontend_ops->tuner_ops;
+	if (tuner_ops->set_state) {
+		if (frontend_ops->i2c_gate_ctrl)
+			frontend_ops->i2c_gate_ctrl(fe, 1);
+
+		err = tuner_ops->set_state(fe, DVBFE_TUNER_FREQUENCY, &state);
+		if (err < 0) {
+			printk(KERN_ERR "%s: Invalid parameter\n", __func__);
+			return err;
+		}
+
+		if (frontend_ops->i2c_gate_ctrl)
+			frontend_ops->i2c_gate_ctrl(fe, 0);
+
+	}
+
+	return 0;
+}
+
+static int stb6100_get_bandw(struct dvb_frontend *fe, u32 *bandwidth)
+{
+	struct dvb_frontend_ops	*frontend_ops = NULL;
+	struct dvb_tuner_ops	*tuner_ops = NULL;
+	struct tuner_state	state;
+	int err = 0;
+
+	if (&fe->ops)
+		frontend_ops = &fe->ops;
+	if (&frontend_ops->tuner_ops)
+		tuner_ops = &frontend_ops->tuner_ops;
+	if (tuner_ops->get_state) {
+		if (frontend_ops->i2c_gate_ctrl)
+			frontend_ops->i2c_gate_ctrl(fe, 1);
+
+		err = tuner_ops->get_state(fe, DVBFE_TUNER_BANDWIDTH, &state);
+		if (err < 0) {
+			printk(KERN_ERR "%s: Invalid parameter\n", __func__);
+			return err;
+		}
+
+		if (frontend_ops->i2c_gate_ctrl)
+			frontend_ops->i2c_gate_ctrl(fe, 0);
+
+		*bandwidth = state.bandwidth;
+	}
+
+	return 0;
+}
+
+static int stb6100_set_bandw(struct dvb_frontend *fe, u32 bandwidth)
+{
+	struct dvb_frontend_ops	*frontend_ops = NULL;
+	struct dvb_tuner_ops	*tuner_ops = NULL;
+	struct tuner_state	state;
+	int err = 0;
+
+	state.bandwidth = bandwidth;
+	if (&fe->ops)
+		frontend_ops = &fe->ops;
+	if (&frontend_ops->tuner_ops)
+		tuner_ops = &frontend_ops->tuner_ops;
+	if (tuner_ops->set_state) {
+		if (frontend_ops->i2c_gate_ctrl)
+			frontend_ops->i2c_gate_ctrl(fe, 1);
+
+		err = tuner_ops->set_state(fe, DVBFE_TUNER_BANDWIDTH, &state);
+		if (err < 0) {
+			printk(KERN_ERR "%s: Invalid parameter\n", __func__);
+			return err;
+		}
+
+		if (frontend_ops->i2c_gate_ctrl)
+			frontend_ops->i2c_gate_ctrl(fe, 0);
+
+	}
+
+	return 0;
+}