diff options
| author | Charles Keepax <ckeepax@opensource.cirrus.com> | 2025-03-12 17:22:03 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2025-03-16 23:27:56 +0000 |
| commit | 2a4667f3d589524bd2fbfe4f7dc0e2f12b832e10 (patch) | |
| tree | 90ef77f77c56e0c82333285a3cc9fe3327c484ae /include/sound/sdca_function.h | |
| parent | 49680c9f13b64c13e79e1312c7616d0ab9775e4a (diff) | |
ASoC: SDCA: Add type flag for Controls
SDCA Controls come in a variety of data formats, to simplify later
parsing work out this data type as the control is parsed and stash it
for later use.
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20250312172205.4152686-5-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/sound/sdca_function.h')
| -rw-r--r-- | include/sound/sdca_function.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/sound/sdca_function.h b/include/sound/sdca_function.h index f001ab643fed..ca0376903e87 100644 --- a/include/sound/sdca_function.h +++ b/include/sound/sdca_function.h @@ -601,6 +601,27 @@ enum sdca_entity0_controls { #define SDCA_CTL_DEVICE_SDCA_VERSION_NAME "Device SDCA Version" /** + * enum sdca_control_datatype - SDCA Control Data Types + * + * Data Types as described in the SDCA specification v1.0 section + * 7.3. + */ +enum sdca_control_datatype { + SDCA_CTL_DATATYPE_ONEBIT, + SDCA_CTL_DATATYPE_INTEGER, + SDCA_CTL_DATATYPE_SPEC_ENCODED_VALUE, + SDCA_CTL_DATATYPE_BCD, + SDCA_CTL_DATATYPE_Q7P8DB, + SDCA_CTL_DATATYPE_BYTEINDEX, + SDCA_CTL_DATATYPE_POSTURENUMBER, + SDCA_CTL_DATATYPE_DP_INDEX, + SDCA_CTL_DATATYPE_BITINDEX, + SDCA_CTL_DATATYPE_BITMAP, + SDCA_CTL_DATATYPE_GUID, + SDCA_CTL_DATATYPE_IMPDEF, +}; + +/** * enum sdca_access_mode - SDCA Control access mode * * Access modes as described in the SDCA specification v1.0 section @@ -653,6 +674,7 @@ struct sdca_control_range { * @cn_list: A bitmask showing the valid Control Numbers within this Control, * Control Numbers typically represent channels. * @range: Buffer describing valid range of values for the Control. + * @type: Format of the data in the Control. * @mode: Access mode of the Control. * @layers: Bitmask of access layers of the Control. * @deferrable: Indicates if the access to the Control can be deferred. @@ -669,6 +691,7 @@ struct sdca_control { u64 cn_list; struct sdca_control_range range; + enum sdca_control_datatype type; enum sdca_access_mode mode; u8 layers; |