diff options
Diffstat (limited to 'include/sound/soc-dai.h')
| -rw-r--r-- | include/sound/soc-dai.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index 0bc29c4516e7..0dcb361a98bb 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -36,6 +36,22 @@ struct snd_compr_stream; #define SND_SOC_DAIFMT_MSB SND_SOC_DAIFMT_LEFT_J #define SND_SOC_DAIFMT_LSB SND_SOC_DAIFMT_RIGHT_J +/* Describes the possible PCM format */ +/* + * use SND_SOC_DAI_FORMAT_xx as eash shift. + * see + * snd_soc_runtime_get_dai_fmt() + */ +#define SND_SOC_POSSIBLE_DAIFMT_FORMAT_SHIFT 0 +#define SND_SOC_POSSIBLE_DAIFMT_FORMAT_MASK (0xFFFF << SND_SOC_POSSIBLE_DAIFMT_FORMAT_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_I2S (1 << SND_SOC_DAI_FORMAT_I2S) +#define SND_SOC_POSSIBLE_DAIFMT_RIGHT_J (1 << SND_SOC_DAI_FORMAT_RIGHT_J) +#define SND_SOC_POSSIBLE_DAIFMT_LEFT_J (1 << SND_SOC_DAI_FORMAT_LEFT_J) +#define SND_SOC_POSSIBLE_DAIFMT_DSP_A (1 << SND_SOC_DAI_FORMAT_DSP_A) +#define SND_SOC_POSSIBLE_DAIFMT_DSP_B (1 << SND_SOC_DAI_FORMAT_DSP_B) +#define SND_SOC_POSSIBLE_DAIFMT_AC97 (1 << SND_SOC_DAI_FORMAT_AC97) +#define SND_SOC_POSSIBLE_DAIFMT_PDM (1 << SND_SOC_DAI_FORMAT_PDM) + /* * DAI Clock gating. * @@ -45,6 +61,17 @@ struct snd_compr_stream; #define SND_SOC_DAIFMT_CONT (1 << 4) /* continuous clock */ #define SND_SOC_DAIFMT_GATED (0 << 4) /* clock is gated */ +/* Describes the possible PCM format */ +/* + * define GATED -> CONT. GATED will be selected if both are selected. + * see + * snd_soc_runtime_get_dai_fmt() + */ +#define SND_SOC_POSSIBLE_DAIFMT_CLOCK_SHIFT 16 +#define SND_SOC_POSSIBLE_DAIFMT_CLOCK_MASK (0xFFFF << SND_SOC_POSSIBLE_DAIFMT_CLOCK_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_GATED (0x1ULL << SND_SOC_POSSIBLE_DAIFMT_CLOCK_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_CONT (0x2ULL << SND_SOC_POSSIBLE_DAIFMT_CLOCK_SHIFT) + /* * DAI hardware signal polarity. * @@ -71,6 +98,14 @@ struct snd_compr_stream; #define SND_SOC_DAIFMT_IB_NF (3 << 8) /* invert BCLK + nor FRM */ #define SND_SOC_DAIFMT_IB_IF (4 << 8) /* invert BCLK + FRM */ +/* Describes the possible PCM format */ +#define SND_SOC_POSSIBLE_DAIFMT_INV_SHIFT 32 +#define SND_SOC_POSSIBLE_DAIFMT_INV_MASK (0xFFFFULL << SND_SOC_POSSIBLE_DAIFMT_INV_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_NB_NF (0x1ULL << SND_SOC_POSSIBLE_DAIFMT_INV_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_NB_IF (0x2ULL << SND_SOC_POSSIBLE_DAIFMT_INV_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_IB_NF (0x4ULL << SND_SOC_POSSIBLE_DAIFMT_INV_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_IB_IF (0x8ULL << SND_SOC_POSSIBLE_DAIFMT_INV_SHIFT) + /* * DAI hardware clock providers/consumers * @@ -89,6 +124,14 @@ struct snd_compr_stream; #define SND_SOC_DAIFMT_CBM_CFS SND_SOC_DAIFMT_CBP_CFC #define SND_SOC_DAIFMT_CBS_CFS SND_SOC_DAIFMT_CBC_CFC +/* Describes the possible PCM format */ +#define SND_SOC_POSSIBLE_DAIFMT_CLOCK_PROVIDER_SHIFT 48 +#define SND_SOC_POSSIBLE_DAIFMT_CLOCK_PROVIDER_MASK (0xFFFFULL << SND_SOC_POSSIBLE_DAIFMT_CLOCK_PROVIDER_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_CBP_CFP (0x1ULL << SND_SOC_POSSIBLE_DAIFMT_CLOCK_PROVIDER_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_CBC_CFP (0x2ULL << SND_SOC_POSSIBLE_DAIFMT_CLOCK_PROVIDER_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_CBP_CFC (0x4ULL << SND_SOC_POSSIBLE_DAIFMT_CLOCK_PROVIDER_SHIFT) +#define SND_SOC_POSSIBLE_DAIFMT_CBC_CFC (0x8ULL << SND_SOC_POSSIBLE_DAIFMT_CLOCK_PROVIDER_SHIFT) + #define SND_SOC_DAIFMT_FORMAT_MASK 0x000f #define SND_SOC_DAIFMT_CLOCK_MASK 0x00f0 #define SND_SOC_DAIFMT_INV_MASK 0x0f00 @@ -131,6 +174,8 @@ int snd_soc_dai_set_pll(struct snd_soc_dai *dai, int snd_soc_dai_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio); /* Digital Audio interface formatting */ +int snd_soc_dai_get_fmt_max_priority(struct snd_soc_pcm_runtime *rtd); +u64 snd_soc_dai_get_fmt(struct snd_soc_dai *dai, int priority); int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt); int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai, @@ -292,6 +337,16 @@ struct snd_soc_dai_ops { snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *, struct snd_soc_dai *); + /* + * Format list for auto selection. + * Format will be increased if priority format was + * not selected. + * see + * snd_soc_dai_get_fmt() + */ + u64 *auto_selectable_formats; + int num_auto_selectable_formats; + /* bit field */ unsigned int no_capture_mute:1; }; |