diff options
| author | Eliot Blennerhassett <eblennerhassett@audioscience.com> | 2010-07-06 08:37:09 +1200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-07-06 08:19:56 +0200 |
| commit | 108ccb3f0fa617a003c6b076b73b74d4f85e4cde (patch) | |
| tree | 943438f7fd48a44ba55620f1c52436f92661b9df /sound/pci/asihpi/hpi_internal.h | |
| parent | 38439146355de2c10c369f93136333be6107a16b (diff) | |
ALSA: asihpi - Change compander API and tidy
Compander API changed to one function per parameter.
Factor out some common code for stereo log value reading.
Make some more entity functions static.
Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/asihpi/hpi_internal.h')
| -rw-r--r-- | sound/pci/asihpi/hpi_internal.h | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/sound/pci/asihpi/hpi_internal.h b/sound/pci/asihpi/hpi_internal.h index fdd0ce02aa6..7ae7a1d5985 100644 --- a/sound/pci/asihpi/hpi_internal.h +++ b/sound/pci/asihpi/hpi_internal.h @@ -142,12 +142,15 @@ enum HPI_BUSES { /******************************************* CONTROL ATTRIBUTES ****/ /* (in order of control type ID */ - /* This allows for 255 control types, 256 unique attributes each */ +/* This allows for 255 control types, 256 unique attributes each */ #define HPI_CTL_ATTR(ctl, ai) (HPI_CONTROL_##ctl * 0x100 + ai) /* Get the sub-index of the attribute for a control type */ #define HPI_CTL_ATTR_INDEX(i) (i&0xff) +/* Extract the control from the control attribute */ +#define HPI_CTL_ATTR_CONTROL(i) (i>>8) + /* Generic control attributes. */ /** Enable a control. @@ -311,8 +314,7 @@ Used for HPI_ChannelModeSet/Get() /* Microphone control attributes */ #define HPI_MICROPHONE_PHANTOM_POWER HPI_CTL_ATTR(MICROPHONE, 1) -/** Equalizer control attributes -*/ +/** Equalizer control attributes */ /** Used to get number of filters in an EQ. (Can't set) */ #define HPI_EQUALIZER_NUM_FILTERS HPI_CTL_ATTR(EQUALIZER, 1) /** Set/get the filter by type, freq, Q, gain */ @@ -320,13 +322,15 @@ Used for HPI_ChannelModeSet/Get() /** Get the biquad coefficients */ #define HPI_EQUALIZER_COEFFICIENTS HPI_CTL_ATTR(EQUALIZER, 3) -#define HPI_COMPANDER_PARAMS HPI_CTL_ATTR(COMPANDER, 1) +/* Note compander also uses HPI_GENERIC_ENABLE */ +#define HPI_COMPANDER_PARAMS HPI_CTL_ATTR(COMPANDER, 1) +#define HPI_COMPANDER_MAKEUPGAIN HPI_CTL_ATTR(COMPANDER, 2) +#define HPI_COMPANDER_THRESHOLD HPI_CTL_ATTR(COMPANDER, 3) +#define HPI_COMPANDER_RATIO HPI_CTL_ATTR(COMPANDER, 4) +#define HPI_COMPANDER_ATTACK HPI_CTL_ATTR(COMPANDER, 5) +#define HPI_COMPANDER_DECAY HPI_CTL_ATTR(COMPANDER, 6) -/* Cobranet control attributes. - MUST be distinct from all other control attributes. - This is so that host side processing can easily identify a Cobranet control - and apply additional host side operations (like copying data) as required. -*/ +/* Cobranet control attributes. */ #define HPI_COBRANET_SET HPI_CTL_ATTR(COBRANET, 1) #define HPI_COBRANET_GET HPI_CTL_ATTR(COBRANET, 2) #define HPI_COBRANET_SET_DATA HPI_CTL_ATTR(COBRANET, 3) @@ -1512,11 +1516,11 @@ struct hpi_control_cache_single { struct hpi_control_cache_info i; union { struct { /* volume */ - u16 an_log[2]; + short an_log[2]; } v; struct { /* peak meter */ - u16 an_log_peak[2]; - u16 an_logRMS[2]; + short an_log_peak[2]; + short an_logRMS[2]; } p; struct { /* channel mode */ u16 mode; @@ -1526,7 +1530,7 @@ struct hpi_control_cache_single { u16 source_node_index; } x; struct { /* level/trim */ - u16 an_log[2]; + short an_log[2]; } l; struct { /* tuner - partial caching. some attributes go to the DSP. */ |