aboutsummaryrefslogtreecommitdiff
path: root/drivers/media/dvb/frontends/lnbp21.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/dvb/frontends/lnbp21.h')
-rw-r--r--drivers/media/dvb/frontends/lnbp21.h139
1 files changed, 0 insertions, 139 deletions
diff --git a/drivers/media/dvb/frontends/lnbp21.h b/drivers/media/dvb/frontends/lnbp21.h
deleted file mode 100644
index 0dcbe61b61b..00000000000
--- a/drivers/media/dvb/frontends/lnbp21.h
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * lnbp21.h - driver for lnb supply and control ic lnbp21
- *
- * Copyright (C) 2006 Oliver Endriss
- *
- * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
- *
- *
- * the project's page is at http://www.linuxtv.org
- */
-
-#ifndef _LNBP21_H
-#define _LNBP21_H
-
-/* system register */
-#define LNBP21_OLF 0x01
-#define LNBP21_OTF 0x02
-#define LNBP21_EN 0x04
-#define LNBP21_VSEL 0x08
-#define LNBP21_LLC 0x10
-#define LNBP21_TEN 0x20
-#define LNBP21_ISEL 0x40
-#define LNBP21_PCL 0x80
-
-struct lnbp21 {
- u8 config;
- u8 override_or;
- u8 override_and;
- struct i2c_adapter *i2c;
- void (*release_chain)(struct dvb_frontend* fe);
-};
-
-static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
-{
- struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv;
- struct i2c_msg msg = { .addr = 0x08, .flags = 0,
- .buf = &lnbp21->config,
- .len = sizeof(lnbp21->config) };
-
- lnbp21->config &= ~(LNBP21_VSEL | LNBP21_EN);
-
- switch(voltage) {
- case SEC_VOLTAGE_OFF:
- break;
- case SEC_VOLTAGE_13:
- lnbp21->config |= LNBP21_EN;
- break;
- case SEC_VOLTAGE_18:
- lnbp21->config |= (LNBP21_EN | LNBP21_VSEL);
- break;
- default:
- return -EINVAL;
- };
-
- lnbp21->config |= lnbp21->override_or;
- lnbp21->config &= lnbp21->override_and;
-
- return (i2c_transfer(lnbp21->i2c, &msg, 1) == 1) ? 0 : -EIO;
-}
-
-static int lnbp21_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg)
-{
- struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv;
- struct i2c_msg msg = { .addr = 0x08, .flags = 0,
- .buf = &lnbp21->config,
- .len = sizeof(lnbp21->config) };
-
- if (arg)
- lnbp21->config |= LNBP21_LLC;
- else
- lnbp21->config &= ~LNBP21_LLC;
-
- lnbp21->config |= lnbp21->override_or;
- lnbp21->config &= lnbp21->override_and;
-
- return (i2c_transfer(lnbp21->i2c, &msg, 1) == 1) ? 0 : -EIO;
-}
-
-static void lnbp21_exit(struct dvb_frontend *fe)
-{
- struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv;
-
- /* LNBP power off */
- lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF);
-
- /* free data & call next release routine */
- fe->ops->release = lnbp21->release_chain;
- kfree(fe->misc_priv);
- fe->misc_priv = NULL;
- if (fe->ops->release)
- fe->ops->release(fe);
-}
-
-static int lnbp21_init(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear)
-{
- struct lnbp21 *lnbp21 = kmalloc(sizeof(struct lnbp21), GFP_KERNEL);
-
- if (!lnbp21)
- return -ENOMEM;
-
- /* default configuration */
- lnbp21->config = LNBP21_ISEL;
-
- /* bits which should be forced to '1' */
- lnbp21->override_or = override_set;
-
- /* bits which should be forced to '0' */
- lnbp21->override_and = ~override_clear;
-
- /* install release callback */
- lnbp21->release_chain = fe->ops->release;
- fe->ops->release = lnbp21_exit;
-
- /* override frontend ops */
- fe->ops->set_voltage = lnbp21_set_voltage;
- fe->ops->enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage;
-
- lnbp21->i2c = i2c;
- fe->misc_priv = lnbp21;
-
- return lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF);
-}
-
-#endif