*/
#define SND_SOC_TPLG_STREAM_CONFIG_MAX 8
+/*
+ * Maximum number of physical link's hardware configs
+ */
+#define SND_SOC_TPLG_HW_CONFIG_MAX 8
+
/* individual kcontrol info types - can be mixed with other types */
#define SND_SOC_TPLG_CTL_VOLSW 1
#define SND_SOC_TPLG_CTL_VOLSW_SX 2
#define SND_SOC_TPLG_NUM_TEXTS 16
/* ABI version */
-#define SND_SOC_TPLG_ABI_VERSION 0x5
+#define SND_SOC_TPLG_ABI_VERSION 0x5 /* current version */
+#define SND_SOC_TPLG_ABI_VERSION_MIN 0x4 /* oldest version supported */
/* Max size of TLV data */
#define SND_SOC_TPLG_TLV_SIZE 32
#define SND_SOC_TPLG_TYPE_CODEC_LINK 9
#define SND_SOC_TPLG_TYPE_BACKEND_LINK 10
#define SND_SOC_TPLG_TYPE_PDATA 11
-#define SND_SOC_TPLG_TYPE_BE_DAI 12
-#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_BE_DAI
+#define SND_SOC_TPLG_TYPE_DAI 12
+#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_DAI
/* vendor block IDs - please add new vendor types to end */
#define SND_SOC_TPLG_TYPE_VENDOR_FW 1000
#define SND_SOC_TPLG_TUPLE_TYPE_WORD 4
#define SND_SOC_TPLG_TUPLE_TYPE_SHORT 5
-/* BE DAI flags */
+/* DAI flags */
#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES (1 << 0)
#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS (1 << 1)
#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2)
+/* DAI physical PCM data formats.
+ * Add new formats to the end of the list.
+ */
+#define SND_SOC_DAI_FORMAT_I2S 1 /* I2S mode */
+#define SND_SOC_DAI_FORMAT_RIGHT_J 2 /* Right Justified mode */
+#define SND_SOC_DAI_FORMAT_LEFT_J 3 /* Left Justified mode */
+#define SND_SOC_DAI_FORMAT_DSP_A 4 /* L data MSB after FRM LRC */
+#define SND_SOC_DAI_FORMAT_DSP_B 5 /* L data MSB during FRM LRC */
+#define SND_SOC_DAI_FORMAT_AC97 6 /* AC97 */
+#define SND_SOC_DAI_FORMAT_PDM 7 /* Pulse density modulation */
+
+/* left and right justified also known as MSB and LSB respectively */
+#define SND_SOC_DAI_FORMAT_MSB SND_SOC_DAI_FORMAT_LEFT_J
+#define SND_SOC_DAI_FORMAT_LSB SND_SOC_DAI_FORMAT_RIGHT_J
+
+/* DAI link flags */
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES (1 << 0)
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS (1 << 1)
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2)
+#define SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP (1 << 3)
+
/*
* Block Header.
* This header precedes all object and object arrays below.
__le32 channels; /* channels */
} __attribute__((packed));
+
+/*
+ * Describes a physical link's runtime supported hardware config,
+ * i.e. hardware audio formats.
+ */
+struct snd_soc_tplg_hw_config {
+ __le32 size; /* in bytes of this structure */
+ __le32 id; /* unique ID - - used to match */
+ __le32 fmt; /* SND_SOC_DAI_FORMAT_ format value */
+ __u8 clock_gated; /* 1 if clock can be gated to save power */
+ __u8 invert_bclk; /* 1 for inverted BCLK, 0 for normal */
+ __u8 invert_fsync; /* 1 for inverted frame clock, 0 for normal */
+ __u8 bclk_master; /* 1 for master of BCLK, 0 for slave */
+ __u8 fsync_master; /* 1 for master of FSYNC, 0 for slave */
+ __u8 mclk_direction; /* 0 for input, 1 for output */
+ __le16 reserved; /* for 32bit alignment */
+ __le32 mclk_rate; /* MCLK or SYSCLK freqency in Hz */
+ __le32 bclk_rate; /* BCLK freqency in Hz */
+ __le32 fsync_rate; /* frame clock in Hz */
+ __le32 tdm_slots; /* number of TDM slots in use */
+ __le32 tdm_slot_width; /* width in bits for each slot */
+ __le32 tx_slots; /* bit mask for active Tx slots */
+ __le32 rx_slots; /* bit mask for active Rx slots */
+ __le32 tx_channels; /* number of Tx channels */
+ __le32 tx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */
+ __le32 rx_channels; /* number of Rx channels */
+ __le32 rx_chanmap[SND_SOC_TPLG_MAX_CHAN]; /* array of slot number */
+} __attribute__((packed));
+
/*
* Manifest. List totals for each payload type. Not used in parsing, but will
* be passed to the component driver before any other objects in order for any
__le32 graph_elems; /* number of graph elements */
__le32 pcm_elems; /* number of PCM elements */
__le32 dai_link_elems; /* number of DAI link elements */
- __le32 be_dai_elems; /* number of BE DAI elements */
+ __le32 dai_elems; /* number of physical DAI elements */
__le32 reserved[20]; /* reserved for new ABI element types */
struct snd_soc_tplg_private priv;
} __attribute__((packed));
struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* for DAI link */
__le32 num_streams; /* number of streams */
struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */
+ __le32 flag_mask; /* bitmask of flags to configure */
+ __le32 flags; /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */
+ struct snd_soc_tplg_private priv;
} __attribute__((packed));
/*
- * Describes the BE or CC link runtime supported configs or params
+ * Describes the physical link runtime supported configs or params
*
- * File block representation for BE/CC link config :-
+ * File block representation for physical link config :-
* +-----------------------------------+-----+
* | struct snd_soc_tplg_hdr | 1 |
* +-----------------------------------+-----+
struct snd_soc_tplg_link_config {
__le32 size; /* in bytes of this structure */
__le32 id; /* unique ID - used to match */
+ char name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */
+ char stream_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* stream name - used to match */
struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */
__le32 num_streams; /* number of streams */
+ struct snd_soc_tplg_hw_config hw_config[SND_SOC_TPLG_HW_CONFIG_MAX]; /* hw configs */
+ __le32 num_hw_configs; /* number of hw configs */
+ __le32 default_hw_config_id; /* default hw config ID for init */
+ __le32 flag_mask; /* bitmask of flags to configure */
+ __le32 flags; /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */
+ struct snd_soc_tplg_private priv;
} __attribute__((packed));
/*
- * Describes SW/FW specific features of BE DAI.
+ * Describes SW/FW specific features of physical DAI.
+ * It can be used to configure backend DAIs for DPCM.
*
- * File block representation for BE DAI :-
+ * File block representation for physical DAI :-
* +-----------------------------------+-----+
* | struct snd_soc_tplg_hdr | 1 |
* +-----------------------------------+-----+
- * | struct snd_soc_tplg_be_dai | N |
+ * | struct snd_soc_tplg_dai | N |
* +-----------------------------------+-----+
*/
-struct snd_soc_tplg_be_dai {
+struct snd_soc_tplg_dai {
__le32 size; /* in bytes of this structure */
char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */
__le32 dai_id; /* unique ID - used to match */
projects / mirror_ubuntu-artful-kernel.git / blobdiff