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path: root/drivers/media/radio/si470x
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-rw-r--r--drivers/media/radio/si470x/radio-si470x-common.c283
-rw-r--r--drivers/media/radio/si470x/radio-si470x-i2c.c6
-rw-r--r--drivers/media/radio/si470x/radio-si470x-usb.c47
-rw-r--r--drivers/media/radio/si470x/radio-si470x.h7
4 files changed, 180 insertions, 163 deletions
diff --git a/drivers/media/radio/si470x/radio-si470x-common.c b/drivers/media/radio/si470x/radio-si470x-common.c
index d485b79222fd..9e38132afec6 100644
--- a/drivers/media/radio/si470x/radio-si470x-common.c
+++ b/drivers/media/radio/si470x/radio-si470x-common.c
@@ -4,6 +4,7 @@
* Driver for radios with Silicon Labs Si470x FM Radio Receivers
*
* Copyright (c) 2009 Tobias Lorenz <tobias.lorenz@gmx.net>
+ * Copyright (c) 2012 Hans de Goede <hdegoede@redhat.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
@@ -127,14 +128,6 @@ static unsigned short space = 2;
module_param(space, ushort, 0444);
MODULE_PARM_DESC(space, "Spacing: 0=200kHz 1=100kHz *2=50kHz*");
-/* Bottom of Band (MHz) */
-/* 0: 87.5 - 108 MHz (USA, Europe)*/
-/* 1: 76 - 108 MHz (Japan wide band) */
-/* 2: 76 - 90 MHz (Japan) */
-static unsigned short band = 1;
-module_param(band, ushort, 0444);
-MODULE_PARM_DESC(band, "Band: 0=87.5..108MHz *1=76..108MHz* 2=76..90MHz");
-
/* De-emphasis */
/* 0: 75 us (USA) */
/* 1: 50 us (Europe, Australia, Japan) */
@@ -152,19 +145,66 @@ static unsigned int seek_timeout = 5000;
module_param(seek_timeout, uint, 0644);
MODULE_PARM_DESC(seek_timeout, "Seek timeout: *5000*");
-
+static const struct v4l2_frequency_band bands[] = {
+ {
+ .type = V4L2_TUNER_RADIO,
+ .index = 0,
+ .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO |
+ V4L2_TUNER_CAP_RDS | V4L2_TUNER_CAP_RDS_BLOCK_IO |
+ V4L2_TUNER_CAP_HWSEEK_BOUNDED |
+ V4L2_TUNER_CAP_HWSEEK_WRAP,
+ .rangelow = 87500 * 16,
+ .rangehigh = 108000 * 16,
+ .modulation = V4L2_BAND_MODULATION_FM,
+ },
+ {
+ .type = V4L2_TUNER_RADIO,
+ .index = 1,
+ .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO |
+ V4L2_TUNER_CAP_RDS | V4L2_TUNER_CAP_RDS_BLOCK_IO |
+ V4L2_TUNER_CAP_HWSEEK_BOUNDED |
+ V4L2_TUNER_CAP_HWSEEK_WRAP,
+ .rangelow = 76000 * 16,
+ .rangehigh = 108000 * 16,
+ .modulation = V4L2_BAND_MODULATION_FM,
+ },
+ {
+ .type = V4L2_TUNER_RADIO,
+ .index = 2,
+ .capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO |
+ V4L2_TUNER_CAP_RDS | V4L2_TUNER_CAP_RDS_BLOCK_IO |
+ V4L2_TUNER_CAP_HWSEEK_BOUNDED |
+ V4L2_TUNER_CAP_HWSEEK_WRAP,
+ .rangelow = 76000 * 16,
+ .rangehigh = 90000 * 16,
+ .modulation = V4L2_BAND_MODULATION_FM,
+ },
+};
/**************************************************************************
* Generic Functions
**************************************************************************/
/*
+ * si470x_set_band - set the band
+ */
+static int si470x_set_band(struct si470x_device *radio, int band)
+{
+ if (radio->band == band)
+ return 0;
+
+ radio->band = band;
+ radio->registers[SYSCONFIG2] &= ~SYSCONFIG2_BAND;
+ radio->registers[SYSCONFIG2] |= radio->band << 6;
+ return si470x_set_register(radio, SYSCONFIG2);
+}
+
+/*
* si470x_set_chan - set the channel
*/
static int si470x_set_chan(struct si470x_device *radio, unsigned short chan)
{
int retval;
- unsigned long timeout;
bool timed_out = 0;
/* start tuning */
@@ -174,26 +214,12 @@ static int si470x_set_chan(struct si470x_device *radio, unsigned short chan)
if (retval < 0)
goto done;
- /* currently I2C driver only uses interrupt way to tune */
- if (radio->stci_enabled) {
- INIT_COMPLETION(radio->completion);
-
- /* wait till tune operation has completed */
- retval = wait_for_completion_timeout(&radio->completion,
- msecs_to_jiffies(tune_timeout));
- if (!retval)
- timed_out = true;
- } else {
- /* wait till tune operation has completed */
- timeout = jiffies + msecs_to_jiffies(tune_timeout);
- do {
- retval = si470x_get_register(radio, STATUSRSSI);
- if (retval < 0)
- goto stop;
- timed_out = time_after(jiffies, timeout);
- } while (((radio->registers[STATUSRSSI] & STATUSRSSI_STC) == 0)
- && (!timed_out));
- }
+ /* wait till tune operation has completed */
+ INIT_COMPLETION(radio->completion);
+ retval = wait_for_completion_timeout(&radio->completion,
+ msecs_to_jiffies(tune_timeout));
+ if (!retval)
+ timed_out = true;
if ((radio->registers[STATUSRSSI] & STATUSRSSI_STC) == 0)
dev_warn(&radio->videodev.dev, "tune does not complete\n");
@@ -201,7 +227,6 @@ static int si470x_set_chan(struct si470x_device *radio, unsigned short chan)
dev_warn(&radio->videodev.dev,
"tune timed out after %u ms\n", tune_timeout);
-stop:
/* stop tuning */
radio->registers[CHANNEL] &= ~CHANNEL_TUNE;
retval = si470x_set_register(radio, CHANNEL);
@@ -210,48 +235,39 @@ done:
return retval;
}
-
/*
- * si470x_get_freq - get the frequency
+ * si470x_get_step - get channel spacing
*/
-static int si470x_get_freq(struct si470x_device *radio, unsigned int *freq)
+static unsigned int si470x_get_step(struct si470x_device *radio)
{
- unsigned int spacing, band_bottom;
- unsigned short chan;
- int retval;
-
/* Spacing (kHz) */
switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_SPACE) >> 4) {
/* 0: 200 kHz (USA, Australia) */
case 0:
- spacing = 0.200 * FREQ_MUL; break;
+ return 200 * 16;
/* 1: 100 kHz (Europe, Japan) */
case 1:
- spacing = 0.100 * FREQ_MUL; break;
+ return 100 * 16;
/* 2: 50 kHz */
default:
- spacing = 0.050 * FREQ_MUL; break;
+ return 50 * 16;
};
+}
- /* Bottom of Band (MHz) */
- switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_BAND) >> 6) {
- /* 0: 87.5 - 108 MHz (USA, Europe) */
- case 0:
- band_bottom = 87.5 * FREQ_MUL; break;
- /* 1: 76 - 108 MHz (Japan wide band) */
- default:
- band_bottom = 76 * FREQ_MUL; break;
- /* 2: 76 - 90 MHz (Japan) */
- case 2:
- band_bottom = 76 * FREQ_MUL; break;
- };
+
+/*
+ * si470x_get_freq - get the frequency
+ */
+static int si470x_get_freq(struct si470x_device *radio, unsigned int *freq)
+{
+ int chan, retval;
/* read channel */
retval = si470x_get_register(radio, READCHAN);
chan = radio->registers[READCHAN] & READCHAN_READCHAN;
/* Frequency (MHz) = Spacing (kHz) x Channel + Bottom of Band (MHz) */
- *freq = chan * spacing + band_bottom;
+ *freq = chan * si470x_get_step(radio) + bands[radio->band].rangelow;
return retval;
}
@@ -262,44 +278,12 @@ static int si470x_get_freq(struct si470x_device *radio, unsigned int *freq)
*/
int si470x_set_freq(struct si470x_device *radio, unsigned int freq)
{
- unsigned int spacing, band_bottom, band_top;
unsigned short chan;
- /* Spacing (kHz) */
- switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_SPACE) >> 4) {
- /* 0: 200 kHz (USA, Australia) */
- case 0:
- spacing = 0.200 * FREQ_MUL; break;
- /* 1: 100 kHz (Europe, Japan) */
- case 1:
- spacing = 0.100 * FREQ_MUL; break;
- /* 2: 50 kHz */
- default:
- spacing = 0.050 * FREQ_MUL; break;
- };
-
- /* Bottom/Top of Band (MHz) */
- switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_BAND) >> 6) {
- /* 0: 87.5 - 108 MHz (USA, Europe) */
- case 0:
- band_bottom = 87.5 * FREQ_MUL;
- band_top = 108 * FREQ_MUL;
- break;
- /* 1: 76 - 108 MHz (Japan wide band) */
- default:
- band_bottom = 76 * FREQ_MUL;
- band_top = 108 * FREQ_MUL;
- break;
- /* 2: 76 - 90 MHz (Japan) */
- case 2:
- band_bottom = 76 * FREQ_MUL;
- band_top = 90 * FREQ_MUL;
- break;
- };
-
- freq = clamp(freq, band_bottom, band_top);
+ freq = clamp(freq, bands[radio->band].rangelow,
+ bands[radio->band].rangehigh);
/* Chan = [ Freq (Mhz) - Bottom of Band (MHz) ] / Spacing (kHz) */
- chan = (freq - band_bottom) / spacing;
+ chan = (freq - bands[radio->band].rangelow) / si470x_get_step(radio);
return si470x_set_chan(radio, chan);
}
@@ -309,19 +293,43 @@ int si470x_set_freq(struct si470x_device *radio, unsigned int freq)
* si470x_set_seek - set seek
*/
static int si470x_set_seek(struct si470x_device *radio,
- unsigned int wrap_around, unsigned int seek_upward)
+ struct v4l2_hw_freq_seek *seek)
{
- int retval = 0;
- unsigned long timeout;
+ int band, retval;
+ unsigned int freq;
bool timed_out = 0;
+ /* set band */
+ if (seek->rangelow || seek->rangehigh) {
+ for (band = 0; band < ARRAY_SIZE(bands); band++) {
+ if (bands[band].rangelow == seek->rangelow &&
+ bands[band].rangehigh == seek->rangehigh)
+ break;
+ }
+ if (band == ARRAY_SIZE(bands))
+ return -EINVAL; /* No matching band found */
+ } else
+ band = 1; /* If nothing is specified seek 76 - 108 Mhz */
+
+ if (radio->band != band) {
+ retval = si470x_get_freq(radio, &freq);
+ if (retval)
+ return retval;
+ retval = si470x_set_band(radio, band);
+ if (retval)
+ return retval;
+ retval = si470x_set_freq(radio, freq);
+ if (retval)
+ return retval;
+ }
+
/* start seeking */
radio->registers[POWERCFG] |= POWERCFG_SEEK;
- if (wrap_around == 1)
+ if (seek->wrap_around)
radio->registers[POWERCFG] &= ~POWERCFG_SKMODE;
else
radio->registers[POWERCFG] |= POWERCFG_SKMODE;
- if (seek_upward == 1)
+ if (seek->seek_upward)
radio->registers[POWERCFG] |= POWERCFG_SEEKUP;
else
radio->registers[POWERCFG] &= ~POWERCFG_SEEKUP;
@@ -329,26 +337,12 @@ static int si470x_set_seek(struct si470x_device *radio,
if (retval < 0)
return retval;
- /* currently I2C driver only uses interrupt way to seek */
- if (radio->stci_enabled) {
- INIT_COMPLETION(radio->completion);
-
- /* wait till seek operation has completed */
- retval = wait_for_completion_timeout(&radio->completion,
- msecs_to_jiffies(seek_timeout));
- if (!retval)
- timed_out = true;
- } else {
- /* wait till seek operation has completed */
- timeout = jiffies + msecs_to_jiffies(seek_timeout);
- do {
- retval = si470x_get_register(radio, STATUSRSSI);
- if (retval < 0)
- goto stop;
- timed_out = time_after(jiffies, timeout);
- } while (((radio->registers[STATUSRSSI] & STATUSRSSI_STC) == 0)
- && (!timed_out));
- }
+ /* wait till tune operation has completed */
+ INIT_COMPLETION(radio->completion);
+ retval = wait_for_completion_timeout(&radio->completion,
+ msecs_to_jiffies(seek_timeout));
+ if (!retval)
+ timed_out = true;
if ((radio->registers[STATUSRSSI] & STATUSRSSI_STC) == 0)
dev_warn(&radio->videodev.dev, "seek does not complete\n");
@@ -356,7 +350,6 @@ static int si470x_set_seek(struct si470x_device *radio,
dev_warn(&radio->videodev.dev,
"seek failed / band limit reached\n");
-stop:
/* stop seeking */
radio->registers[POWERCFG] &= ~POWERCFG_SEEK;
retval = si470x_set_register(radio, POWERCFG);
@@ -391,8 +384,8 @@ int si470x_start(struct si470x_device *radio)
/* sysconfig 2 */
radio->registers[SYSCONFIG2] =
- (0x3f << 8) | /* SEEKTH */
- ((band << 6) & SYSCONFIG2_BAND) | /* BAND */
+ (0x1f << 8) | /* SEEKTH */
+ ((radio->band << 6) & SYSCONFIG2_BAND) |/* BAND */
((space << 4) & SYSCONFIG2_SPACE) | /* SPACE */
15; /* VOLUME (max) */
retval = si470x_set_register(radio, SYSCONFIG2);
@@ -583,14 +576,16 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *tuner)
{
struct si470x_device *radio = video_drvdata(file);
- int retval;
+ int retval = 0;
if (tuner->index != 0)
return -EINVAL;
- retval = si470x_get_register(radio, STATUSRSSI);
- if (retval < 0)
- return retval;
+ if (!radio->status_rssi_auto_update) {
+ retval = si470x_get_register(radio, STATUSRSSI);
+ if (retval < 0)
+ return retval;
+ }
/* driver constants */
strcpy(tuner->name, "FM");
@@ -599,25 +594,8 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv,
V4L2_TUNER_CAP_RDS | V4L2_TUNER_CAP_RDS_BLOCK_IO |
V4L2_TUNER_CAP_HWSEEK_BOUNDED |
V4L2_TUNER_CAP_HWSEEK_WRAP;
-
- /* range limits */
- switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_BAND) >> 6) {
- /* 0: 87.5 - 108 MHz (USA, Europe, default) */
- default:
- tuner->rangelow = 87.5 * FREQ_MUL;
- tuner->rangehigh = 108 * FREQ_MUL;
- break;
- /* 1: 76 - 108 MHz (Japan wide band) */
- case 1:
- tuner->rangelow = 76 * FREQ_MUL;
- tuner->rangehigh = 108 * FREQ_MUL;
- break;
- /* 2: 76 - 90 MHz (Japan) */
- case 2:
- tuner->rangelow = 76 * FREQ_MUL;
- tuner->rangehigh = 90 * FREQ_MUL;
- break;
- };
+ tuner->rangelow = 76 * FREQ_MUL;
+ tuner->rangehigh = 108 * FREQ_MUL;
/* stereo indicator == stereo (instead of mono) */
if ((radio->registers[STATUSRSSI] & STATUSRSSI_ST) == 0)
@@ -700,10 +678,18 @@ static int si470x_vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *freq)
{
struct si470x_device *radio = video_drvdata(file);
+ int retval;
if (freq->tuner != 0)
return -EINVAL;
+ if (freq->frequency < bands[radio->band].rangelow ||
+ freq->frequency > bands[radio->band].rangehigh) {
+ /* Switch to band 1 which covers everything we support */
+ retval = si470x_set_band(radio, 1);
+ if (retval)
+ return retval;
+ }
return si470x_set_freq(radio, freq->frequency);
}
@@ -719,7 +705,21 @@ static int si470x_vidioc_s_hw_freq_seek(struct file *file, void *priv,
if (seek->tuner != 0)
return -EINVAL;
- return si470x_set_seek(radio, seek->wrap_around, seek->seek_upward);
+ return si470x_set_seek(radio, seek);
+}
+
+/*
+ * si470x_vidioc_enum_freq_bands - enumerate supported bands
+ */
+static int si470x_vidioc_enum_freq_bands(struct file *file, void *priv,
+ struct v4l2_frequency_band *band)
+{
+ if (band->tuner != 0)
+ return -EINVAL;
+ if (band->index >= ARRAY_SIZE(bands))
+ return -EINVAL;
+ *band = bands[band->index];
+ return 0;
}
const struct v4l2_ctrl_ops si470x_ctrl_ops = {
@@ -736,6 +736,7 @@ static const struct v4l2_ioctl_ops si470x_ioctl_ops = {
.vidioc_g_frequency = si470x_vidioc_g_frequency,
.vidioc_s_frequency = si470x_vidioc_s_frequency,
.vidioc_s_hw_freq_seek = si470x_vidioc_s_hw_freq_seek,
+ .vidioc_enum_freq_bands = si470x_vidioc_enum_freq_bands,
.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c b/drivers/media/radio/si470x/radio-si470x-i2c.c
index a80044c5874e..643a6ff7c5d0 100644
--- a/drivers/media/radio/si470x/radio-si470x-i2c.c
+++ b/drivers/media/radio/si470x/radio-si470x-i2c.c
@@ -350,7 +350,9 @@ static int __devinit si470x_i2c_probe(struct i2c_client *client,
}
radio->client = client;
+ radio->band = 1; /* Default to 76 - 108 MHz */
mutex_init(&radio->lock);
+ init_completion(&radio->completion);
/* video device initialization */
radio->videodev = si470x_viddev_template;
@@ -406,10 +408,6 @@ static int __devinit si470x_i2c_probe(struct i2c_client *client,
radio->rd_index = 0;
init_waitqueue_head(&radio->read_queue);
- /* mark Seek/Tune Complete Interrupt enabled */
- radio->stci_enabled = true;
- init_completion(&radio->completion);
-
retval = request_threaded_irq(client->irq, NULL, si470x_i2c_interrupt,
IRQF_TRIGGER_FALLING, DRIVER_NAME, radio);
if (retval) {
diff --git a/drivers/media/radio/si470x/radio-si470x-usb.c b/drivers/media/radio/si470x/radio-si470x-usb.c
index f412f7ab270b..146be4263ea1 100644
--- a/drivers/media/radio/si470x/radio-si470x-usb.c
+++ b/drivers/media/radio/si470x/radio-si470x-usb.c
@@ -143,7 +143,7 @@ MODULE_PARM_DESC(max_rds_errors, "RDS maximum block errors: *1*");
* Software/Hardware Versions from Scratch Page
**************************************************************************/
#define RADIO_SW_VERSION_NOT_BOOTLOADABLE 6
-#define RADIO_SW_VERSION 7
+#define RADIO_SW_VERSION 1
#define RADIO_HW_VERSION 1
@@ -399,12 +399,19 @@ static void si470x_int_in_callback(struct urb *urb)
}
}
- if ((radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS) == 0)
+ /* Sometimes the device returns len 0 packets */
+ if (urb->actual_length != RDS_REPORT_SIZE)
goto resubmit;
- if (urb->actual_length > 0) {
+ radio->registers[STATUSRSSI] =
+ get_unaligned_be16(&radio->int_in_buffer[1]);
+
+ if (radio->registers[STATUSRSSI] & STATUSRSSI_STC)
+ complete(&radio->completion);
+
+ if ((radio->registers[SYSCONFIG1] & SYSCONFIG1_RDS)) {
/* Update RDS registers with URB data */
- for (regnr = 0; regnr < RDS_REGISTER_NUM; regnr++)
+ for (regnr = 1; regnr < RDS_REGISTER_NUM; regnr++)
radio->registers[STATUSRSSI + regnr] =
get_unaligned_be16(&radio->int_in_buffer[
regnr * RADIO_REGISTER_SIZE + 1]);
@@ -480,6 +487,7 @@ resubmit:
radio->int_in_running = 0;
}
}
+ radio->status_rssi_auto_update = radio->int_in_running;
}
@@ -534,13 +542,6 @@ static int si470x_start_usb(struct si470x_device *radio)
{
int retval;
- /* start radio */
- retval = si470x_start(radio);
- if (retval < 0)
- return retval;
-
- v4l2_ctrl_handler_setup(&radio->hdl);
-
/* initialize interrupt urb */
usb_fill_int_urb(radio->int_in_urb, radio->usbdev,
usb_rcvintpipe(radio->usbdev,
@@ -560,6 +561,15 @@ static int si470x_start_usb(struct si470x_device *radio)
"submitting int urb failed (%d)\n", retval);
radio->int_in_running = 0;
}
+ radio->status_rssi_auto_update = radio->int_in_running;
+
+ /* start radio */
+ retval = si470x_start(radio);
+ if (retval < 0)
+ return retval;
+
+ v4l2_ctrl_handler_setup(&radio->hdl);
+
return retval;
}
@@ -587,7 +597,9 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
}
radio->usbdev = interface_to_usbdev(intf);
radio->intf = intf;
+ radio->band = 1; /* Default to 76 - 108 MHz */
mutex_init(&radio->lock);
+ init_completion(&radio->completion);
iface_desc = intf->cur_altsetting;
@@ -698,9 +710,6 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
"linux-media@vger.kernel.org\n");
}
- /* set initial frequency */
- si470x_set_freq(radio, 87.5 * FREQ_MUL); /* available in all regions */
-
/* set led to connect state */
si470x_set_led_state(radio, BLINK_GREEN_LED);
@@ -723,6 +732,9 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
if (retval < 0)
goto err_all;
+ /* set initial frequency */
+ si470x_set_freq(radio, 87.5 * FREQ_MUL); /* available in all regions */
+
/* register video device */
retval = video_register_device(&radio->videodev, VFL_TYPE_RADIO,
radio_nr);
@@ -781,11 +793,16 @@ static int si470x_usb_driver_suspend(struct usb_interface *intf,
static int si470x_usb_driver_resume(struct usb_interface *intf)
{
struct si470x_device *radio = usb_get_intfdata(intf);
+ int ret;
dev_info(&intf->dev, "resuming now...\n");
/* start radio */
- return si470x_start_usb(radio);
+ ret = si470x_start_usb(radio);
+ if (ret == 0)
+ v4l2_ctrl_handler_setup(&radio->hdl);
+
+ return ret;
}
diff --git a/drivers/media/radio/si470x/radio-si470x.h b/drivers/media/radio/si470x/radio-si470x.h
index 4921cab8e0fa..2f089b4252df 100644
--- a/drivers/media/radio/si470x/radio-si470x.h
+++ b/drivers/media/radio/si470x/radio-si470x.h
@@ -87,7 +87,7 @@
#define SYSCONFIG2 5 /* System Configuration 2 */
#define SYSCONFIG2_SEEKTH 0xff00 /* bits 15..08: RSSI Seek Threshold */
-#define SYSCONFIG2_BAND 0x0080 /* bits 07..06: Band Select */
+#define SYSCONFIG2_BAND 0x00c0 /* bits 07..06: Band Select */
#define SYSCONFIG2_SPACE 0x0030 /* bits 05..04: Channel Spacing */
#define SYSCONFIG2_VOLUME 0x000f /* bits 03..00: Volume */
@@ -147,6 +147,7 @@ struct si470x_device {
struct v4l2_device v4l2_dev;
struct video_device videodev;
struct v4l2_ctrl_handler hdl;
+ int band;
/* Silabs internal registers (0..15) */
unsigned short registers[RADIO_REGISTER_NUM];
@@ -160,7 +161,7 @@ struct si470x_device {
unsigned int wr_index;
struct completion completion;
- bool stci_enabled; /* Seek/Tune Complete Interrupt */
+ bool status_rssi_auto_update; /* Does RSSI get updated automatic? */
#if defined(CONFIG_USB_SI470X) || defined(CONFIG_USB_SI470X_MODULE)
/* reference to USB and video device */
@@ -189,7 +190,7 @@ struct si470x_device {
* Firmware Versions
**************************************************************************/
-#define RADIO_FW_VERSION 15
+#define RADIO_FW_VERSION 12