diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index 279223c4ef5e..bbb72ad4c951 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -180,8 +180,8 @@ 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_get_fmt_max_priority(const struct snd_soc_pcm_runtime *rtd); +u64 snd_soc_dai_get_fmt(const 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, @@ -198,11 +198,11 @@ int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute, int direction); -int snd_soc_dai_get_channel_map(struct snd_soc_dai *dai, +int snd_soc_dai_get_channel_map(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot); -int snd_soc_dai_is_dummy(struct snd_soc_dai *dai); +int snd_soc_dai_is_dummy(const struct snd_soc_dai *dai); int snd_soc_dai_hw_params(struct snd_soc_dai *dai, struct snd_pcm_substream *substream, @@ -218,7 +218,7 @@ void snd_soc_dai_suspend(struct snd_soc_dai *dai); void snd_soc_dai_resume(struct snd_soc_dai *dai); int snd_soc_dai_compress_new(struct snd_soc_dai *dai, struct snd_soc_pcm_runtime *rtd, int num); -bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int stream); +bool snd_soc_dai_stream_valid(const struct snd_soc_dai *dai, int stream); void snd_soc_dai_link_set_capabilities(struct snd_soc_dai_link *dai_link); void snd_soc_dai_action(struct snd_soc_dai *dai, int stream, int action); @@ -232,7 +232,7 @@ static inline void snd_soc_dai_deactivate(struct snd_soc_dai *dai, { snd_soc_dai_action(dai, stream, -1); } -int snd_soc_dai_active(struct snd_soc_dai *dai); +int snd_soc_dai_active(const struct snd_soc_dai *dai); int snd_soc_pcm_dai_probe(struct snd_soc_pcm_runtime *rtd, int order); int snd_soc_pcm_dai_remove(struct snd_soc_pcm_runtime *rtd, int order); @@ -271,7 +271,7 @@ int snd_soc_dai_compr_get_metadata(struct snd_soc_dai *dai, struct snd_compr_stream *cstream, struct snd_compr_metadata *metadata); -const char *snd_soc_dai_name_get(struct snd_soc_dai *dai); +const char *snd_soc_dai_name_get(const struct snd_soc_dai *dai); struct snd_soc_dai_ops { /* DAI driver callbacks */ @@ -307,7 +307,7 @@ struct snd_soc_dai_ops { int (*set_channel_map)(struct snd_soc_dai *dai, unsigned int tx_num, const unsigned int *tx_slot, unsigned int rx_num, const unsigned int *rx_slot); - int (*get_channel_map)(struct snd_soc_dai *dai, + int (*get_channel_map)(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot); int (*set_tristate)(struct snd_soc_dai *dai, int tristate); @@ -413,7 +413,7 @@ struct snd_soc_dai_driver { unsigned int id; unsigned int base; struct snd_soc_dobj dobj; - struct of_phandle_args *dai_args; + const struct of_phandle_args *dai_args; /* ops */ const struct snd_soc_dai_ops *ops; @@ -473,7 +473,7 @@ struct snd_soc_dai { unsigned int probed:1; }; -static inline struct snd_soc_pcm_stream * +static inline const struct snd_soc_pcm_stream * snd_soc_dai_get_pcm_stream(const struct snd_soc_dai *dai, int stream) { return (stream == SNDRV_PCM_STREAM_PLAYBACK) ? @@ -518,7 +518,8 @@ static inline void snd_soc_dai_init_dma_data(struct snd_soc_dai *dai, void *play snd_soc_dai_dma_data_set_capture(dai, capture); } -static inline unsigned int snd_soc_dai_tdm_mask_get(struct snd_soc_dai *dai, int stream) +static inline unsigned int snd_soc_dai_tdm_mask_get(const struct snd_soc_dai *dai, + int stream) { return dai->stream[stream].tdm_mask; } @@ -529,7 +530,8 @@ static inline void snd_soc_dai_tdm_mask_set(struct snd_soc_dai *dai, int stream, dai->stream[stream].tdm_mask = tdm_mask; } -static inline unsigned int snd_soc_dai_stream_active(struct snd_soc_dai *dai, int stream) +static inline unsigned int snd_soc_dai_stream_active(const struct snd_soc_dai *dai, + int stream) { /* see snd_soc_dai_action() for setup */ return dai->stream[stream].active; diff --git a/include/sound/soc.h b/include/sound/soc.h index 33671437ee89..a8e66bbf932b 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -534,10 +534,10 @@ static inline int snd_soc_set_dmi_name(struct snd_soc_card *card, /* Utility functions to get clock rates from various things */ int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); -int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); +int snd_soc_params_to_frame_size(const struct snd_pcm_hw_params *params); int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); -int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); -int snd_soc_tdm_params_to_bclk(struct snd_pcm_hw_params *params, +int snd_soc_params_to_bclk(const struct snd_pcm_hw_params *parms); +int snd_soc_tdm_params_to_bclk(const struct snd_pcm_hw_params *params, int tdm_width, int tdm_slots, int slot_multiple); /* set runtime hw params */ @@ -675,7 +675,7 @@ struct snd_soc_dai_link_component { const char *name; struct device_node *of_node; const char *dai_name; - struct of_phandle_args *dai_args; + const struct of_phandle_args *dai_args; }; /* @@ -837,7 +837,8 @@ struct snd_soc_dai_link { #endif }; -static inline int snd_soc_link_num_ch_map(struct snd_soc_dai_link *link) { +static inline int snd_soc_link_num_ch_map(const struct snd_soc_dai_link *link) +{ return max(link->num_cpus, link->num_codecs); } @@ -1299,7 +1300,7 @@ struct soc_enum { #endif }; -static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc) +static inline bool snd_soc_volsw_is_stereo(const struct soc_mixer_control *mc) { if (mc->reg == mc->rreg && mc->shift == mc->rshift) return false; @@ -1311,7 +1312,7 @@ static inline bool snd_soc_volsw_is_stereo(struct soc_mixer_control *mc) return true; } -static inline unsigned int snd_soc_enum_val_to_item(struct soc_enum *e, +static inline unsigned int snd_soc_enum_val_to_item(const struct soc_enum *e, unsigned int val) { unsigned int i; @@ -1326,7 +1327,7 @@ static inline unsigned int snd_soc_enum_val_to_item(struct soc_enum *e, return 0; } -static inline unsigned int snd_soc_enum_item_to_val(struct soc_enum *e, +static inline unsigned int snd_soc_enum_item_to_val(const struct soc_enum *e, unsigned int item) { if (!e->values) @@ -1401,7 +1402,7 @@ unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np, snd_soc_daifmt_clock_provider_from_bitmap( \ snd_soc_daifmt_parse_clock_provider_as_bitmap(np, prefix)) -int snd_soc_get_stream_cpu(struct snd_soc_dai_link *dai_link, int stream); +int snd_soc_get_stream_cpu(const struct snd_soc_dai_link *dai_link, int stream); int snd_soc_get_dlc(const struct of_phandle_args *args, struct snd_soc_dai_link_component *dlc); int snd_soc_of_get_dlc(struct device_node *of_node, diff --git a/sound/soc/codecs/lpass-rx-macro.c b/sound/soc/codecs/lpass-rx-macro.c index 00ecc470ba8b..83791507ed13 100644 --- a/sound/soc/codecs/lpass-rx-macro.c +++ b/sound/soc/codecs/lpass-rx-macro.c @@ -1833,7 +1833,7 @@ static int rx_macro_hw_params(struct snd_pcm_substream *substream, return 0; } -static int rx_macro_get_channel_map(struct snd_soc_dai *dai, +static int rx_macro_get_channel_map(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c index c98b0b747a92..209c12ec16dd 100644 --- a/sound/soc/codecs/lpass-tx-macro.c +++ b/sound/soc/codecs/lpass-tx-macro.c @@ -1167,7 +1167,7 @@ static int tx_macro_hw_params(struct snd_pcm_substream *substream, return 0; } -static int tx_macro_get_channel_map(struct snd_soc_dai *dai, +static int tx_macro_get_channel_map(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { diff --git a/sound/soc/codecs/lpass-va-macro.c b/sound/soc/codecs/lpass-va-macro.c index a555e1e078eb..b0006f4ce8a2 100644 --- a/sound/soc/codecs/lpass-va-macro.c +++ b/sound/soc/codecs/lpass-va-macro.c @@ -892,7 +892,7 @@ static int va_macro_hw_params(struct snd_pcm_substream *substream, return 0; } -static int va_macro_get_channel_map(struct snd_soc_dai *dai, +static int va_macro_get_channel_map(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { diff --git a/sound/soc/codecs/lpass-wsa-macro.c b/sound/soc/codecs/lpass-wsa-macro.c index 6ce309980cd1..1e19c2b28a4f 100644 --- a/sound/soc/codecs/lpass-wsa-macro.c +++ b/sound/soc/codecs/lpass-wsa-macro.c @@ -992,7 +992,7 @@ static int wsa_macro_hw_params(struct snd_pcm_substream *substream, return 0; } -static int wsa_macro_get_channel_map(struct snd_soc_dai *dai, +static int wsa_macro_get_channel_map(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index f5fe2583b807..1a20131e2a60 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -2009,7 +2009,7 @@ static int wcd9335_set_channel_map(struct snd_soc_dai *dai, return 0; } -static int wcd9335_get_channel_map(struct snd_soc_dai *dai, +static int wcd9335_get_channel_map(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c index d1bbc963856b..6c65b46e2dc9 100644 --- a/sound/soc/codecs/wcd934x.c +++ b/sound/soc/codecs/wcd934x.c @@ -1952,7 +1952,7 @@ static int wcd934x_set_channel_map(struct snd_soc_dai *dai, return 0; } -static int wcd934x_get_channel_map(struct snd_soc_dai *dai, +static int wcd934x_get_channel_map(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { diff --git a/sound/soc/intel/avs/pcm.c b/sound/soc/intel/avs/pcm.c index 88e711875004..c76b86254a8b 100644 --- a/sound/soc/intel/avs/pcm.c +++ b/sound/soc/intel/avs/pcm.c @@ -341,7 +341,7 @@ static int avs_dai_hda_be_prepare(struct snd_pcm_substream *substream, struct sn { struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_soc_pcm_stream *stream_info; + const struct snd_soc_pcm_stream *stream_info; struct hdac_ext_stream *link_stream; struct hdac_ext_link *link; struct avs_dma_data *data; @@ -637,7 +637,7 @@ static int avs_dai_fe_hw_free(struct snd_pcm_substream *substream, struct snd_so static int avs_dai_fe_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_soc_pcm_stream *stream_info; + const struct snd_soc_pcm_stream *stream_info; struct avs_dma_data *data; struct hdac_ext_stream *host_stream; unsigned int format_val; diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 3ab6626ad680..724fe1f033b5 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -297,7 +297,7 @@ static int snd_soc_is_matching_dai(const struct snd_soc_dai_link_component *dlc, return 0; } -const char *snd_soc_dai_name_get(struct snd_soc_dai *dai) +const char *snd_soc_dai_name_get(const struct snd_soc_dai *dai) { /* see snd_soc_is_matching_dai() */ if (dai->driver->name) @@ -3430,7 +3430,7 @@ unsigned int snd_soc_daifmt_parse_clock_provider_raw(struct device_node *np, } EXPORT_SYMBOL_GPL(snd_soc_daifmt_parse_clock_provider_raw); -int snd_soc_get_stream_cpu(struct snd_soc_dai_link *dai_link, int stream) +int snd_soc_get_stream_cpu(const struct snd_soc_dai_link *dai_link, int stream) { /* * [Normal] diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c index 03afd5efb24c..9e47053419c1 100644 --- a/sound/soc/soc-dai.c +++ b/sound/soc/soc-dai.c @@ -11,7 +11,7 @@ #include #define soc_dai_ret(dai, ret) _soc_dai_ret(dai, __func__, ret) -static inline int _soc_dai_ret(struct snd_soc_dai *dai, +static inline int _soc_dai_ret(const struct snd_soc_dai *dai, const char *func, int ret) { /* Positive, Zero values are not errors */ @@ -134,7 +134,7 @@ int snd_soc_dai_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) } EXPORT_SYMBOL_GPL(snd_soc_dai_set_bclk_ratio); -int snd_soc_dai_get_fmt_max_priority(struct snd_soc_pcm_runtime *rtd) +int snd_soc_dai_get_fmt_max_priority(const struct snd_soc_pcm_runtime *rtd) { struct snd_soc_dai *dai; int i, max = 0; @@ -166,7 +166,7 @@ int snd_soc_dai_get_fmt_max_priority(struct snd_soc_pcm_runtime *rtd) * modes. This will mean that sometimes fewer formats * are reported here than are supported by set_fmt(). */ -u64 snd_soc_dai_get_fmt(struct snd_soc_dai *dai, int priority) +u64 snd_soc_dai_get_fmt(const struct snd_soc_dai *dai, int priority) { const struct snd_soc_dai_ops *ops = dai->driver->ops; u64 fmt = 0; @@ -327,7 +327,7 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_channel_map); * @rx_slot: pointer to an array which imply the RX slot number channel * 0~num-1 uses */ -int snd_soc_dai_get_channel_map(struct snd_soc_dai *dai, +int snd_soc_dai_get_channel_map(const struct snd_soc_dai *dai, unsigned int *tx_num, unsigned int *tx_slot, unsigned int *rx_num, unsigned int *rx_slot) { @@ -471,9 +471,9 @@ int snd_soc_dai_compress_new(struct snd_soc_dai *dai, * * Returns true if the DAI supports the indicated stream type. */ -bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int dir) +bool snd_soc_dai_stream_valid(const struct snd_soc_dai *dai, int dir) { - struct snd_soc_pcm_stream *stream = snd_soc_dai_get_pcm_stream(dai, dir); + const struct snd_soc_pcm_stream *stream = snd_soc_dai_get_pcm_stream(dai, dir); /* If the codec specifies any channels at all, it supports the stream */ return stream->channels_min; @@ -528,7 +528,7 @@ void snd_soc_dai_action(struct snd_soc_dai *dai, } EXPORT_SYMBOL_GPL(snd_soc_dai_action); -int snd_soc_dai_active(struct snd_soc_dai *dai) +int snd_soc_dai_active(const struct snd_soc_dai *dai) { int stream, active; diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 711b2f49ed88..bad823718ae4 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -504,7 +504,7 @@ static void soc_pcm_apply_msb(struct snd_pcm_substream *substream) unsigned int bits = 0, cpu_bits = 0; for_each_rtd_codec_dais(rtd, i, codec_dai) { - struct snd_soc_pcm_stream *pcm_codec = snd_soc_dai_get_pcm_stream(codec_dai, stream); + const struct snd_soc_pcm_stream *pcm_codec = snd_soc_dai_get_pcm_stream(codec_dai, stream); if (pcm_codec->sig_bits == 0) { bits = 0; @@ -514,7 +514,7 @@ static void soc_pcm_apply_msb(struct snd_pcm_substream *substream) } for_each_rtd_cpu_dais(rtd, i, cpu_dai) { - struct snd_soc_pcm_stream *pcm_cpu = snd_soc_dai_get_pcm_stream(cpu_dai, stream); + const struct snd_soc_pcm_stream *pcm_cpu = snd_soc_dai_get_pcm_stream(cpu_dai, stream); if (pcm_cpu->sig_bits == 0) { cpu_bits = 0; @@ -538,7 +538,7 @@ static void soc_pcm_hw_init(struct snd_pcm_hardware *hw) } static void soc_pcm_hw_update_rate(struct snd_pcm_hardware *hw, - struct snd_soc_pcm_stream *p) + const struct snd_soc_pcm_stream *p) { hw->rates = snd_pcm_rate_mask_intersect(hw->rates, p->rates); @@ -551,20 +551,20 @@ static void soc_pcm_hw_update_rate(struct snd_pcm_hardware *hw, } static void soc_pcm_hw_update_chan(struct snd_pcm_hardware *hw, - struct snd_soc_pcm_stream *p) + const struct snd_soc_pcm_stream *p) { hw->channels_min = max(hw->channels_min, p->channels_min); hw->channels_max = min(hw->channels_max, p->channels_max); } static void soc_pcm_hw_update_format(struct snd_pcm_hardware *hw, - struct snd_soc_pcm_stream *p) + const struct snd_soc_pcm_stream *p) { hw->formats &= p->formats; } static void soc_pcm_hw_update_subformat(struct snd_pcm_hardware *hw, - struct snd_soc_pcm_stream *p) + const struct snd_soc_pcm_stream *p) { hw->subformats &= p->subformats; } @@ -583,8 +583,8 @@ int snd_soc_runtime_calc_hw(struct snd_soc_pcm_runtime *rtd, { struct snd_soc_dai *codec_dai; struct snd_soc_dai *cpu_dai; - struct snd_soc_pcm_stream *codec_stream; - struct snd_soc_pcm_stream *cpu_stream; + const struct snd_soc_pcm_stream *codec_stream; + const struct snd_soc_pcm_stream *cpu_stream; unsigned int cpu_chan_min = 0, cpu_chan_max = UINT_MAX; int i; @@ -1712,7 +1712,7 @@ static void dpcm_runtime_setup_fe(struct snd_pcm_substream *substream) hw->formats &= formats; for_each_rtd_cpu_dais(fe, i, dai) { - struct snd_soc_pcm_stream *cpu_stream; + const struct snd_soc_pcm_stream *cpu_stream; /* * Skip CPUs which don't support the current stream @@ -1750,7 +1750,7 @@ static void dpcm_runtime_setup_be_format(struct snd_pcm_substream *substream) for_each_dpcm_be(fe, stream, dpcm) { struct snd_soc_pcm_runtime *be = dpcm->be; - struct snd_soc_pcm_stream *codec_stream; + const struct snd_soc_pcm_stream *codec_stream; int i; for_each_rtd_codec_dais(be, i, dai) { @@ -1787,7 +1787,7 @@ static void dpcm_runtime_setup_be_chan(struct snd_pcm_substream *substream) for_each_dpcm_be(fe, stream, dpcm) { struct snd_soc_pcm_runtime *be = dpcm->be; - struct snd_soc_pcm_stream *cpu_stream; + const struct snd_soc_pcm_stream *cpu_stream; struct snd_soc_dai *dai; int i; @@ -1809,7 +1809,7 @@ static void dpcm_runtime_setup_be_chan(struct snd_pcm_substream *substream) * DAIs connected to a single CPU DAI, use CPU DAI's directly */ if (be->dai_link->num_codecs == 1) { - struct snd_soc_pcm_stream *codec_stream = snd_soc_dai_get_pcm_stream( + const struct snd_soc_pcm_stream *codec_stream = snd_soc_dai_get_pcm_stream( snd_soc_rtd_to_codec(be, 0), stream); soc_pcm_hw_update_chan(hw, codec_stream); @@ -1835,7 +1835,7 @@ static void dpcm_runtime_setup_be_rate(struct snd_pcm_substream *substream) for_each_dpcm_be(fe, stream, dpcm) { struct snd_soc_pcm_runtime *be = dpcm->be; - struct snd_soc_pcm_stream *pcm; + const struct snd_soc_pcm_stream *pcm; struct snd_soc_dai *dai; int i; diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c index 20135a8359bf..11ba89c6b83c 100644 --- a/sound/soc/soc-utils.c +++ b/sound/soc/soc-utils.c @@ -21,7 +21,7 @@ int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots) } EXPORT_SYMBOL_GPL(snd_soc_calc_frame_size); -int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params) +int snd_soc_params_to_frame_size(const struct snd_pcm_hw_params *params) { int sample_size; @@ -40,7 +40,7 @@ int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots) } EXPORT_SYMBOL_GPL(snd_soc_calc_bclk); -int snd_soc_params_to_bclk(struct snd_pcm_hw_params *params) +int snd_soc_params_to_bclk(const struct snd_pcm_hw_params *params) { int ret; @@ -79,7 +79,7 @@ EXPORT_SYMBOL_GPL(snd_soc_params_to_bclk); * Return: bclk frequency in Hz, else a negative error code if params format * is invalid. */ -int snd_soc_tdm_params_to_bclk(struct snd_pcm_hw_params *params, +int snd_soc_tdm_params_to_bclk(const struct snd_pcm_hw_params *params, int tdm_width, int tdm_slots, int slot_multiple) { if (!tdm_slots) @@ -211,7 +211,7 @@ static struct snd_soc_dai_driver dummy_dai = { .ops = &dummy_dai_ops, }; -int snd_soc_dai_is_dummy(struct snd_soc_dai *dai) +int snd_soc_dai_is_dummy(const struct snd_soc_dai *dai) { if (dai->driver == &dummy_dai) return 1;