Nyaaori/rockbox
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

wm8758: document and fix audiohw settings

Browse source 
It looks like a copy and paste error to me, those were completely wrong.

Change-Id: Id6ae025f4216ffccb1a8b8b790916d8b6c4694bd
This commit is contained in:
Amaury Pouly 2016-08-21 20:30:32 +01:00
parent 90a32ccad6
commit 69ea311398
2 changed files with 7 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
firmware/drivers/audio/wm8758.c
View file

@ -305,6 +305,7 @@ void audiohw_disable_recording(void)
wmcodec_write(PWRMGMT2, PWRMGMT2_ROUT1EN | PWRMGMT2_LOUT1EN); wmcodec_write(PWRMGMT2, PWRMGMT2_ROUT1EN | PWRMGMT2_LOUT1EN);
} }
/* volume in 0 .. 63, corresponds to -12dB .. +35.25dB in 0.75dB steps */
void audiohw_set_recvol(int left, int right, int type) void audiohw_set_recvol(int left, int right, int type)
{ {
switch (type) switch (type)

9
firmware/export/wm8758.h
View file

@ -32,9 +32,12 @@ AUDIOHW_SETTING(TREBLE, "dB", 0, 1, -12, 12, 0)
AUDIOHW_SETTING(BASS_CUTOFF, "", 0, 1, 1, 4, 1) AUDIOHW_SETTING(BASS_CUTOFF, "", 0, 1, 1, 4, 1)
AUDIOHW_SETTING(TREBLE_CUTOFF, "", 0, 1, 1, 4, 1) AUDIOHW_SETTING(TREBLE_CUTOFF, "", 0, 1, 1, 4, 1)
#ifdef HAVE_RECORDING #ifdef HAVE_RECORDING
AUDIOHW_SETTING(LEFT_GAIN, "dB", 1, 1, 0, 63, 16, ((val - 23) * 15) / 2 + 200) /* The input PGAs have a gain range from -12dB to +35.25dB in 0.75dB steps
AUDIOHW_SETTING(RIGHT_GAIN, "dB", 1, 1, 0, 63, 16, ((val - 23) * 15) / 2 + 200) * Values: 0, 1, ..., 63
AUDIOHW_SETTING(MIC_GAIN, "dB", 1, 1, 0, 63, 16, ((val - 23) * 15) / 2 + 200) * => -12dB, -11.25dB, ..., 35.25dB */
AUDIOHW_SETTING(LEFT_GAIN, "dB", 1, 1, 0, 63, 16, ((val) * 15) / 2 - 120)
AUDIOHW_SETTING(RIGHT_GAIN, "dB", 1, 1, 0, 63, 16, ((val) * 15) / 2 - 120)
AUDIOHW_SETTING(MIC_GAIN, "dB", 1, 1, 0, 63, 16, ((val) * 15) / 2 - 120)
#endif /* HAVE_RECORDING */ #endif /* HAVE_RECORDING */
void audiohw_enable_lineout(bool enable); void audiohw_enable_lineout(bool enable);