@@ -20,7 +20,8 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.=
*/
-#include "it913x_priv.h"
+#include "it913x.h"
+#include <linux/regmap.h>
struct it913x_dev {
struct i2c_client *client;
@@ -34,25 +35,6 @@ struct it913x_dev {
u32 tun_fn_min;
};
-static int it913x_script_loader(struct it913x_dev *dev,
- struct it913xset *loadscript)
-{
- int ret, i;
-
- if (loadscript == NULL)
- return -EINVAL;
-
- for (i = 0; i < 1000; ++i) {
- if (loadscript[i].address == 0x000000)
- break;
- ret = regmap_bulk_write(dev->regmap, loadscript[i].address,
- loadscript[i].reg, loadscript[i].count);
- if (ret < 0)
- return -ENODEV;
- }
- return 0;
-}
-
static int it913x_init(struct dvb_frontend *fe)
{
struct it913x_dev *dev = fe->tuner_priv;
@@ -181,7 +163,6 @@ err:
static int it9137_set_params(struct dvb_frontend *fe)
{
struct it913x_dev *dev = fe->tuner_priv;
- struct it913xset *set_tuner = set_it9135_template;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
u32 bandwidth = p->bandwidth_hz;
u32 frequency_m = p->frequency;
@@ -231,7 +212,10 @@ static int it9137_set_params(struct dvb_frontend *fe)
lna_band = 1;
} else
return -EINVAL;
- set_tuner[0].reg[0] = lna_band;
+
+ ret = regmap_write(dev->regmap, 0x80ee06, lna_band);
+ if (ret)
+ goto err;
switch (bandwidth) {
case 5000000:
@@ -249,8 +233,13 @@ static int it9137_set_params(struct dvb_frontend *fe)
break;
}
- set_tuner[1].reg[0] = bw;
- set_tuner[2].reg[0] = 0xa0 | (l_band << 3);
+ ret = regmap_write(dev->regmap, 0x80ec56, bw);
+ if (ret)
+ goto err;
+
+ ret = regmap_write(dev->regmap, 0x80ec4c, 0xa0 | (l_band << 3));
+ if (ret)
+ goto err;
if (frequency > 53000 && frequency <= 74000) {
n_div = 48;
@@ -309,20 +298,30 @@ static int it9137_set_params(struct dvb_frontend *fe)
/* Frequency OMEGA_IQIK_M_CAL_MID*/
temp_f = freq + (u32)iqik_m_cal;
- set_tuner[3].reg[0] = temp_f & 0xff;
- set_tuner[4].reg[0] = (temp_f >> 8) & 0xff;
+ ret = regmap_write(dev->regmap, 0x80ec4d, temp_f & 0xff);
+ if (ret)
+ goto err;
+
+ ret = regmap_write(dev->regmap, 0x80ec4e, (temp_f >> 8) & 0xff);
+ if (ret)
+ goto err;
dev_dbg(&dev->client->dev, "High Frequency = %04x\n", temp_f);
/* Lower frequency */
- set_tuner[5].reg[0] = freq & 0xff;
- set_tuner[6].reg[0] = (freq >> 8) & 0xff;
-
- dev_dbg(&dev->client->dev, "low Frequency = %04x\n", freq);
+ ret = regmap_write(dev->regmap, 0x80011e, freq & 0xff);
+ if (ret)
+ goto err;
- ret = it913x_script_loader(dev, set_tuner);
+ ret = regmap_write(dev->regmap, 0x80011f, (freq >> 8) & 0xff);
+ if (ret)
+ goto err;
- return (ret < 0) ? -ENODEV : 0;
+ dev_dbg(&dev->client->dev, "low Frequency = %04x\n", freq);
+ return 0;
+err:
+ dev_dbg(&dev->client->dev, "failed %d\n", ret);
+ return ret;
}
static const struct dvb_tuner_ops it913x_tuner_ops = {
deleted file mode 100644
@@ -1,47 +0,0 @@
-/*
- * ITE Tech IT9137 silicon tuner driver
- *
- * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com)
- * IT9137 Copyright (C) ITE Tech Inc.
- *
- * 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 IT913X_PRIV_H
-#define IT913X_PRIV_H
-
-#include "it913x.h"
-#include <linux/regmap.h>
-
-#define TRIGGER_OFSM 0x0000
-
-struct it913xset { u32 address;
- u8 reg[15];
- u8 count;
-};
-
-static struct it913xset set_it9135_template[] = {
- {0x80ee06, {0x00}, 0x01},
- {0x80ec56, {0x00}, 0x01},
- {0x80ec4c, {0x00}, 0x01},
- {0x80ec4d, {0x00}, 0x01},
- {0x80ec4e, {0x00}, 0x01},
- {0x80011e, {0x00}, 0x01}, /* Older Devices */
- {0x80011f, {0x00}, 0x01},
- {0x000000, {0x00}, 0x00}, /* Terminating Entry */
-};
-
-#endif
Used script loader is quite useless and hides register numbers making code hard to understand. Get rid of it and use standard RegMap register write functions directly. it913x_priv.h file leaves empty after that change and is also removed. Signed-off-by: Antti Palosaari <crope@iki.fi> --- drivers/media/tuners/it913x.c | 63 +++++++++++++++++++------------------- drivers/media/tuners/it913x_priv.h | 47 ---------------------------- 2 files changed, 31 insertions(+), 79 deletions(-) delete mode 100644 drivers/media/tuners/it913x_priv.h