diff options
Diffstat (limited to 'linux/drivers/media')
| -rw-r--r-- | linux/drivers/media/radio/radio-si470x.c | 47 |
1 files changed, 30 insertions, 17 deletions
diff --git a/linux/drivers/media/radio/radio-si470x.c b/linux/drivers/media/radio/radio-si470x.c index fb4cdec21..c8a3c3c16 100644 --- a/linux/drivers/media/radio/radio-si470x.c +++ b/linux/drivers/media/radio/radio-si470x.c @@ -672,23 +672,29 @@ static int si470x_get_freq(struct si470x_device *radio, unsigned int *freq) int retval; /* Spacing (kHz) */ - switch (space) { + switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_SPACE) >> 4) { /* 0: 200 kHz (USA, Australia) */ - case 0 : spacing = 0.200 * FREQ_MUL; break; + case 0: + spacing = 0.200 * FREQ_MUL; break; /* 1: 100 kHz (Europe, Japan) */ - case 1 : spacing = 0.100 * FREQ_MUL; break; + case 1: + spacing = 0.100 * FREQ_MUL; break; /* 2: 50 kHz */ - default: spacing = 0.050 * FREQ_MUL; break; + default: + spacing = 0.050 * FREQ_MUL; break; }; /* Bottom of Band (MHz) */ - switch (band) { + switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_BAND) >> 6) { /* 0: 87.5 - 108 MHz (USA, Europe) */ - case 0 : band_bottom = 87.5 * FREQ_MUL; break; + case 0: + band_bottom = 87.5 * FREQ_MUL; break; /* 1: 76 - 108 MHz (Japan wide band) */ - default: band_bottom = 76 * FREQ_MUL; break; + default: + band_bottom = 76 * FREQ_MUL; break; /* 2: 76 - 90 MHz (Japan) */ - case 2 : band_bottom = 76 * FREQ_MUL; break; + case 2: + band_bottom = 76 * FREQ_MUL; break; }; /* read channel */ @@ -711,23 +717,29 @@ static int si470x_set_freq(struct si470x_device *radio, unsigned int freq) unsigned short chan; /* Spacing (kHz) */ - switch (space) { + switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_SPACE) >> 4) { /* 0: 200 kHz (USA, Australia) */ - case 0 : spacing = 0.200 * FREQ_MUL; break; + case 0: + spacing = 0.200 * FREQ_MUL; break; /* 1: 100 kHz (Europe, Japan) */ - case 1 : spacing = 0.100 * FREQ_MUL; break; + case 1: + spacing = 0.100 * FREQ_MUL; break; /* 2: 50 kHz */ - default: spacing = 0.050 * FREQ_MUL; break; + default: + spacing = 0.050 * FREQ_MUL; break; }; /* Bottom of Band (MHz) */ - switch (band) { + switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_BAND) >> 6) { /* 0: 87.5 - 108 MHz (USA, Europe) */ - case 0 : band_bottom = 87.5 * FREQ_MUL; break; + case 0: + band_bottom = 87.5 * FREQ_MUL; break; /* 1: 76 - 108 MHz (Japan wide band) */ - default: band_bottom = 76 * FREQ_MUL; break; + default: + band_bottom = 76 * FREQ_MUL; break; /* 2: 76 - 90 MHz (Japan) */ - case 2 : band_bottom = 76 * FREQ_MUL; break; + case 2: + band_bottom = 76 * FREQ_MUL; break; }; /* Chan = [ Freq (Mhz) - Bottom of Band (MHz) ] / Spacing (kHz) */ @@ -1430,7 +1442,8 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv, goto done; strcpy(tuner->name, "FM"); - switch (band) { + /* range limits */ + switch ((radio->registers[SYSCONFIG2] & SYSCONFIG2_BAND) >> 6) { /* 0: 87.5 - 108 MHz (USA, Europe, default) */ default: tuner->rangelow = 87.5 * FREQ_MUL; |