diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-09-02 18:51:19 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-09-02 19:36:22 +0100 |
| commit | 2eff31e8096513d03b0b6484b85fd2c417eb87e8 (patch) | |
| tree | d84f4ada91be0842a03ea8a973b8ae7a3b1664e9 | |
| parent | 5c0d38c9478e79ab7deb1b470dd181d2308a608e (diff) | |
| download | linux-2eff31e8096513d03b0b6484b85fd2c417eb87e8.tar.bz2 | |
ASoC: Fully specify DC servo bits to update in wm_hubs
Avoids potential issues if we read back unexpected values during
a read/modify/write cycle.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
| -rw-r--r-- | sound/soc/codecs/wm_hubs.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c index 41699bd1986c..e542027eea89 100644 --- a/sound/soc/codecs/wm_hubs.c +++ b/sound/soc/codecs/wm_hubs.c @@ -273,17 +273,12 @@ static int hp_event(struct snd_soc_dapm_widget *w, /* Start the DC servo */ snd_soc_update_bits(codec, WM8993_DC_SERVO_0, - WM8993_DCS_ENA_CHAN_0 | - WM8993_DCS_ENA_CHAN_1 | - WM8993_DCS_TRIG_STARTUP_1 | - WM8993_DCS_TRIG_STARTUP_0, + 0xFFFF, WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1 | WM8993_DCS_TRIG_STARTUP_1 | WM8993_DCS_TRIG_STARTUP_0); wait_for_dc_servo(codec); - snd_soc_update_bits(codec, WM8993_DC_SERVO_1, - WM8993_DCS_TIMER_PERIOD_01_MASK, 0xa); reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT | WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT; @@ -298,11 +293,8 @@ static int hp_event(struct snd_soc_dapm_widget *w, WM8993_HPOUT1R_DLY | WM8993_HPOUT1R_OUTP); - snd_soc_update_bits(codec, WM8993_DC_SERVO_1, - WM8993_DCS_TIMER_PERIOD_01_MASK, 0); snd_soc_update_bits(codec, WM8993_DC_SERVO_0, - WM8993_DCS_ENA_CHAN_0 | - WM8993_DCS_ENA_CHAN_1, 0); + 0xffff, 0); snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg); snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1, |