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| author | Hans de Goede <hdegoede@redhat.com> | 2012-05-19 11:19:06 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-06-11 16:04:12 -0300 |
| commit | 40e006aea811afb15e56164383b914cff7a078c7 (patch) | |
| tree | 723453b8c42f5bae203d8e60156899f0cb6154dc /sound/i2c | |
| parent | 5daf53a6eb5c54c618c9def388d81c2769fd11a0 (diff) | |
| download | lwn-40e006aea811afb15e56164383b914cff7a078c7.tar.gz lwn-40e006aea811afb15e56164383b914cff7a078c7.zip | |
[media] snd_tea575x: set_freq: update cached freq to the actual achieved frequency
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
CC: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'sound/i2c')
| -rw-r--r-- | sound/i2c/other/tea575x-tuner.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c index ac62ee791a60..7eca25fae413 100644 --- a/sound/i2c/other/tea575x-tuner.c +++ b/sound/i2c/other/tea575x-tuner.c @@ -120,9 +120,9 @@ static u32 snd_tea575x_read(struct snd_tea575x *tea) return data; } -static u32 snd_tea575x_get_freq(struct snd_tea575x *tea) +static u32 snd_tea575x_val_to_freq(struct snd_tea575x *tea, u32 val) { - u32 freq = snd_tea575x_read(tea) & TEA575X_BIT_FREQ_MASK; + u32 freq = val & TEA575X_BIT_FREQ_MASK; if (freq == 0) return freq; @@ -139,6 +139,11 @@ static u32 snd_tea575x_get_freq(struct snd_tea575x *tea) return clamp(freq * 16, FREQ_LO, FREQ_HI); /* from kHz */ } +static u32 snd_tea575x_get_freq(struct snd_tea575x *tea) +{ + return snd_tea575x_val_to_freq(tea, snd_tea575x_read(tea)); +} + static void snd_tea575x_set_freq(struct snd_tea575x *tea) { u32 freq = tea->freq; @@ -156,6 +161,7 @@ static void snd_tea575x_set_freq(struct snd_tea575x *tea) tea->val &= ~TEA575X_BIT_FREQ_MASK; tea->val |= freq & TEA575X_BIT_FREQ_MASK; snd_tea575x_write(tea, tea->val); + tea->freq = snd_tea575x_val_to_freq(tea, tea->val); } /* |