diff options
| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2011-09-29 15:22:35 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-09-30 13:55:08 +0100 |
| commit | 93eebc6982161f317c4a99118a4423bc3933fdfa (patch) | |
| tree | 69390218fd89c1cd478a98606ce69a8d06e11819 /sound/soc/codecs/twl6040.c | |
| parent | a46737aee59e4e001106e1d3777e0801843361db (diff) | |
| download | op-kernel-dev-93eebc6982161f317c4a99118a4423bc3933fdfa.zip op-kernel-dev-93eebc6982161f317c4a99118a4423bc3933fdfa.tar.gz | |
ASoC: twl6040: correct loop counters for HS/HF ramp code
The Headset gain range is 0 - 0xf (4 bit resolution)
The Handsfree gain range is 0 - 0x1d (5 bit resolution,
0x1e, and 0x1f values are invalid)
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/twl6040.c')
| -rw-r--r-- | sound/soc/codecs/twl6040.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c index 1afc596..d706bd00 100644 --- a/sound/soc/codecs/twl6040.c +++ b/sound/soc/codecs/twl6040.c @@ -495,8 +495,8 @@ static void twl6040_pga_hs_work(struct work_struct *work) if (headset->ramp == TWL6040_RAMP_NONE) return; - /* HS PGA volumes have 4 bits of resolution to ramp */ - for (i = 0; i <= 16; i++) { + /* HS PGA gain range: 0x0 - 0xf (0 - 15) */ + for (i = 0; i < 16; i++) { headset_complete = twl6040_hs_ramp_step(codec, headset->left_step, headset->right_step); @@ -530,8 +530,9 @@ static void twl6040_pga_hf_work(struct work_struct *work) if (handsfree->ramp == TWL6040_RAMP_NONE) return; - /* HF PGA volumes have 5 bits of resolution to ramp */ - for (i = 0; i <= 32; i++) { + /* + * HF PGA gain range: 0x00 - 0x1d (0 - 29) */ + for (i = 0; i < 30; i++) { handsfree_complete = twl6040_hf_ramp_step(codec, handsfree->left_step, handsfree->right_step); |
