mirror of https://github.com/hak5/openwrt.git
30 lines
1.1 KiB
Diff
30 lines
1.1 KiB
Diff
From 53f059eb1ce439b171516c0e6673ab88ca25e166 Mon Sep 17 00:00:00 2001
|
|
From: Howard Mitchell <hm@hmbedded.co.uk>
|
|
Date: Fri, 28 Mar 2014 16:40:31 +0000
|
|
Subject: [PATCH 51/54] Use a range macro for Playback Volume.
|
|
|
|
This allows limiting the output gain to avoid clipping in the
|
|
DAC ouput stages.
|
|
---
|
|
sound/soc/codecs/pcm512x.c | 4 ++--
|
|
1 file changed, 2 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c
|
|
index 55b6200..2653311 100644
|
|
--- a/sound/soc/codecs/pcm512x.c
|
|
+++ b/sound/soc/codecs/pcm512x.c
|
|
@@ -240,8 +240,8 @@ static const struct soc_enum pcm512x_veds =
|
|
pcm512x_ramp_step_text);
|
|
|
|
static const struct snd_kcontrol_new pcm512x_controls[] = {
|
|
-SOC_DOUBLE_R_TLV("Playback Digital Volume", PCM512x_DIGITAL_VOLUME_2,
|
|
- PCM512x_DIGITAL_VOLUME_3, 0, 255, 1, digital_tlv),
|
|
+SOC_DOUBLE_R_RANGE_TLV("Playback Digital Volume", PCM512x_DIGITAL_VOLUME_2,
|
|
+ PCM512x_DIGITAL_VOLUME_3, 0, 48, 255, 1, digital_tlv),
|
|
SOC_DOUBLE("Playback Digital Switch", PCM512x_MUTE, PCM512x_RQML_SHIFT,
|
|
PCM512x_RQMR_SHIFT, 1, 1),
|
|
|
|
--
|
|
1.9.1
|
|
|