V4L/DVB (9026): Add support for ST STV0288 demodulator and cards with it.

Add support for ST STV0288 demodulator and cards with it,
such as TeVii S420.
Patch is co-authored with Georg Acher <acher@baycom.de>

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

1 files changed, 65 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/stv0288.h b/drivers/media/dvb/frontends/stv0288.h
new file mode 100644
index 000000000000..aa0cdd273040
--- /dev/null
+++ b/drivers/media/dvb/frontends/stv0288.h
@@ -0,0 +1,65 @@
+/*
+        Driver for ST STV0288 demodulator
+
+        Copyright (C) 2006 Georg Acher, BayCom GmbH, acher (at) baycom (dot) de
+                for Reel Multimedia
+        Copyright (C) 2008 TurboSight.com, <bob@turbosight.com>
+        Copyright (C) 2008 Igor M. Liplianin <liplianin@me.by>
+                Removed stb6000 specific tuner code and revised some
+                procedures.
+
+        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.
+
+*/
+
+#ifndef STV0288_H
+#define STV0288_H
+
+#include <linux/dvb/frontend.h>
+#include "dvb_frontend.h"
+
+struct stv0288_config {
+        /* the demodulator's i2c address */
+        u8 demod_address;
+
+        /* minimum delay before retuning */
+        int min_delay_ms;
+
+        int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
+};
+
+#if defined(CONFIG_DVB_STV0288) || (defined(CONFIG_DVB_STV0288_MODULE) && \
+                                                        defined(MODULE))
+extern struct dvb_frontend *stv0288_attach(const struct stv0288_config *config,
+                                           struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend *stv0288_attach(const struct stv0288_config *config,
+                                           struct i2c_adapter *i2c)
+{
+        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+        return NULL;
+}
+#endif /* CONFIG_DVB_STV0288 */
+
+static inline int stv0288_writereg(struct dvb_frontend *fe, u8 reg, u8 val)
+{
+        int r = 0;
+        u8 buf[] = { reg, val };
+        if (fe->ops.write)
+                r = fe->ops.write(fe, buf, 2);
+        return r;
+}
+
+#endif /* STV0288_H */