diff options
Diffstat (limited to 'firmware/export/imx233-codec.h')
-rw-r--r-- | firmware/export/imx233-codec.h | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/firmware/export/imx233-codec.h b/firmware/export/imx233-codec.h index 10500f15b9..040a829284 100644 --- a/firmware/export/imx233-codec.h +++ b/firmware/export/imx233-codec.h | |||
@@ -21,12 +21,12 @@ | |||
21 | #ifndef __IMX233_CODEC_H_ | 21 | #ifndef __IMX233_CODEC_H_ |
22 | #define __IMX233_CODEC_H_ | 22 | #define __IMX233_CODEC_H_ |
23 | 23 | ||
24 | /* i.MX233 can boost up to 6dB in DAC mode and 12dB in line mode. Since mic/line | ||
25 | * already have adjustable gain, keep lowest of both. With chained DAC volume | ||
26 | * and headphone volume, the i.MX233 can achieve < -100dB but stay at -100dB. */ | ||
27 | #define AUDIOHW_CAPS (DEPTH_3D_CAP | BASS_CAP | TREBLE_CAP | \ | 24 | #define AUDIOHW_CAPS (DEPTH_3D_CAP | BASS_CAP | TREBLE_CAP | \ |
28 | LIN_GAIN_CAP | MIC_GAIN_CAP) | 25 | LIN_GAIN_CAP | MIC_GAIN_CAP) |
29 | 26 | ||
27 | /* i.MX233 can boost up to 6dB in DAC mode and 12dB in line mode. Pretend we can | ||
28 | * do 12dB (but we cap at 6dB in DAC mode). With chained DAC volume | ||
29 | * and headphone volume, the i.MX233 can achieve < -100dB but stay at -100dB. */ | ||
30 | AUDIOHW_SETTING(VOLUME, "dB", 0, 1, -100, 12, -25) | 30 | AUDIOHW_SETTING(VOLUME, "dB", 0, 1, -100, 12, -25) |
31 | /* HAVE_SW_TONE_CONTROLS */ | 31 | /* HAVE_SW_TONE_CONTROLS */ |
32 | #ifdef HAVE_RECORDING | 32 | #ifdef HAVE_RECORDING |
@@ -38,7 +38,16 @@ AUDIOHW_SETTING(LEFT_GAIN, "dB", 0, 1, -100, 22, 0) | |||
38 | AUDIOHW_SETTING(RIGHT_GAIN, "dB", 0, 1, -100, 22, 0) | 38 | AUDIOHW_SETTING(RIGHT_GAIN, "dB", 0, 1, -100, 22, 0) |
39 | AUDIOHW_SETTING(MIC_GAIN, "dB", 0, 1, -100, 60, 20) | 39 | AUDIOHW_SETTING(MIC_GAIN, "dB", 0, 1, -100, 60, 20) |
40 | #endif /* HAVE_RECORDING */ | 40 | #endif /* HAVE_RECORDING */ |
41 | /* i.MX233 has four settings: 0dB, 3dB, 4.5dB, 6dB so fake 1.5dB steps */ | 41 | /* i.MX233 has four settings: 0dB, 3dB, 4.5dB, 6dB */ |
42 | AUDIOHW_SETTING(DEPTH_3D, "dB", 1,15, 0, 60, 0) | 42 | /* depth_3d setting: 0=0dB, 1=3dB, 2=4.5dB, 3=6dB. Return value in tenth of dB */ |
43 | static inline int imx233_depth_3d_val2phys(int val) | ||
44 | { | ||
45 | if(val == 0) | ||
46 | return 0; /* 0dB */ | ||
47 | else | ||
48 | return 15 * (val + 1); /* 3dB + 1.5dB per step */ | ||
49 | } | ||
50 | AUDIOHW_SETTING(DEPTH_3D, "dB", 1, 1, 0, 3, 0, imx233_depth_3d_val2phys(val)) | ||
51 | |||
43 | 52 | ||
44 | #endif /* __IMX233_CODEC_H_ */ | 53 | #endif /* __IMX233_CODEC_H_ */ |