// SPDX-License-Identifier: GPL-2.0 // // Renesas R-Car // // Copyright (C) 2013 Renesas Solutions Corp. // Kuninori Morimoto <[email protected]> #ifndef RSND_H #define RSND_H #include <linux/clk.h> #include <linux/device.h> #include <linux/dma-mapping.h> #include <linux/io.h> #include <linux/list.h> #include <linux/module.h> #include <linux/of.h> #include <linux/sh_dma.h> #include <linux/workqueue.h> #include <sound/soc.h> #include <sound/pcm_params.h> #define RSND_BASE_ADG … #define RSND_BASE_SSI … #define RSND_BASE_SSIU … #define RSND_BASE_SCU … #define RSND_BASE_SDMC … #define RSND_BASE_MAX … /* * pseudo register * * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different. * This driver uses pseudo register in order to hide it. * see gen1/gen2 for detail */ enum rsnd_reg { … }; #define SRCIN_TIMSEL(i) … #define SRCOUT_TIMSEL(i) … #define CTU_SVxxR(i, j) … #define DVC_VOLxR(i) … #define AUDIO_CLK_SEL(i) … #define SSI_BUSIF_MODE(i) … #define SSI_BUSIF_ADINR(i) … #define SSI_BUSIF_DALIGN(i) … #define SSI9_BUSIF_MODE(i) … #define SSI9_BUSIF_ADINR(i) … #define SSI9_BUSIF_DALIGN(i) … #define SSI_SYS_STATUS(i) … #define SSI_SYS_INT_ENABLE(i) … struct rsnd_priv; struct rsnd_mod; struct rsnd_dai; struct rsnd_dai_stream; /* * R-Car basic functions */ u32 rsnd_mod_read(struct rsnd_mod *mod, enum rsnd_reg reg); void rsnd_mod_write(struct rsnd_mod *mod, enum rsnd_reg reg, u32 data); void rsnd_mod_bset(struct rsnd_mod *mod, enum rsnd_reg reg, u32 mask, u32 data); u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); /* * R-Car DMA */ int rsnd_dma_attach(struct rsnd_dai_stream *io, struct rsnd_mod *mod, struct rsnd_mod **dma_mod); int rsnd_dma_probe(struct rsnd_priv *priv); struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, char *name, struct rsnd_mod *mod, char *x); /* * R-Car sound mod */ enum rsnd_mod_type { … }; struct rsnd_mod_ops { … }; struct rsnd_dai_stream; struct rsnd_mod { … }; /* * status * * 0xH000DCB0 * * B 0: init 1: quit * C 0: start 1: stop * D 0: hw_params 1: hw_free * * H is always called (see __rsnd_mod_call) */ #define __rsnd_mod_shift_init … #define __rsnd_mod_shift_quit … #define __rsnd_mod_shift_start … #define __rsnd_mod_shift_stop … #define __rsnd_mod_shift_hw_params … #define __rsnd_mod_shift_hw_free … #define __rsnd_mod_shift_probe … #define __rsnd_mod_shift_remove … #define __rsnd_mod_shift_irq … #define __rsnd_mod_shift_pcm_new … #define __rsnd_mod_shift_fallback … #define __rsnd_mod_shift_pointer … #define __rsnd_mod_shift_prepare … #define __rsnd_mod_shift_cleanup … #define __rsnd_mod_add_probe … #define __rsnd_mod_add_remove … #define __rsnd_mod_add_prepare … #define __rsnd_mod_add_cleanup … #define __rsnd_mod_add_init … #define __rsnd_mod_add_quit … #define __rsnd_mod_add_start … #define __rsnd_mod_add_stop … #define __rsnd_mod_add_hw_params … #define __rsnd_mod_add_hw_free … #define __rsnd_mod_add_irq … #define __rsnd_mod_add_pcm_new … #define __rsnd_mod_add_fallback … #define __rsnd_mod_add_pointer … #define __rsnd_mod_call_probe … #define __rsnd_mod_call_remove … #define __rsnd_mod_call_prepare … #define __rsnd_mod_call_cleanup … #define __rsnd_mod_call_init … #define __rsnd_mod_call_quit … #define __rsnd_mod_call_start … #define __rsnd_mod_call_stop … #define __rsnd_mod_call_hw_params … #define __rsnd_mod_call_hw_free … #define __rsnd_mod_call_irq … #define __rsnd_mod_call_pcm_new … #define __rsnd_mod_call_fallback … #define __rsnd_mod_call_pointer … #define rsnd_mod_to_priv(mod) … #define rsnd_mod_power_on(mod) … #define rsnd_mod_power_off(mod) … #define rsnd_mod_get(ip) … int rsnd_mod_init(struct rsnd_priv *priv, struct rsnd_mod *mod, struct rsnd_mod_ops *ops, struct clk *clk, enum rsnd_mod_type type, int id); void rsnd_mod_quit(struct rsnd_mod *mod); struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, struct rsnd_mod *mod); void rsnd_mod_interrupt(struct rsnd_mod *mod, void (*callback)(struct rsnd_mod *mod, struct rsnd_dai_stream *io)); u32 *rsnd_mod_get_status(struct rsnd_mod *mod, struct rsnd_dai_stream *io, enum rsnd_mod_type type); int rsnd_mod_id(struct rsnd_mod *mod); int rsnd_mod_id_raw(struct rsnd_mod *mod); int rsnd_mod_id_sub(struct rsnd_mod *mod); char *rsnd_mod_name(struct rsnd_mod *mod); struct rsnd_mod *rsnd_mod_next(int *iterator, struct rsnd_dai_stream *io, enum rsnd_mod_type *array, int array_size); #define for_each_rsnd_mod(iterator, pos, io) … #define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) … #define for_each_rsnd_mod_array(iterator, pos, io, array) … void rsnd_parse_connect_common(struct rsnd_dai *rdai, char *name, struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), struct device_node *node, struct device_node *playback, struct device_node *capture); int rsnd_node_count(struct rsnd_priv *priv, struct device_node *node, char *name); int rsnd_node_fixed_index(struct device *dev, struct device_node *node, char *name, int idx); int rsnd_channel_normalization(int chan); #define rsnd_runtime_channel_original(io) … int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io, struct snd_pcm_hw_params *params); #define rsnd_runtime_channel_after_ctu(io) … int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io, struct snd_pcm_hw_params *params); #define rsnd_runtime_channel_for_ssi(io) … int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, struct snd_pcm_hw_params *params); int rsnd_runtime_is_multi_ssi(struct rsnd_dai_stream *io); int rsnd_runtime_is_tdm(struct rsnd_dai_stream *io); int rsnd_runtime_is_tdm_split(struct rsnd_dai_stream *io); /* * DT */ #define rsnd_parse_of_node(priv, node) … #define RSND_NODE_DAI … #define RSND_NODE_SSI … #define RSND_NODE_SSIU … #define RSND_NODE_SRC … #define RSND_NODE_CTU … #define RSND_NODE_MIX … #define RSND_NODE_DVC … /* * R-Car sound DAI */ #define RSND_DAI_NAME_SIZE … struct rsnd_dai_stream { … }; /* flags */ #define RSND_STREAM_HDMI0 … #define RSND_STREAM_HDMI1 … #define RSND_STREAM_TDM_SPLIT … #define RSND_HW_RULE_ERR … #define rsnd_io_to_mod(io, i) … #define rsnd_io_to_mod_ssi(io) … #define rsnd_io_to_mod_ssiu(io) … #define rsnd_io_to_mod_ssip(io) … #define rsnd_io_to_mod_src(io) … #define rsnd_io_to_mod_ctu(io) … #define rsnd_io_to_mod_mix(io) … #define rsnd_io_to_mod_dvc(io) … #define rsnd_io_to_mod_cmd(io) … #define rsnd_io_to_rdai(io) … #define rsnd_io_to_priv(io) … #define rsnd_io_is_play(io) … #define rsnd_io_to_runtime(io) … #define rsnd_io_converted_rate(io) … #define rsnd_io_converted_chan(io) … int rsnd_io_is_working(struct rsnd_dai_stream *io); struct rsnd_dai { … }; #define rsnd_rdai_nr(priv) … #define rsnd_rdai_is_clk_master(rdai) … #define rsnd_rdai_to_priv(rdai) … #define for_each_rsnd_dai(rdai, priv, i) … struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); #define rsnd_rdai_channels_set(rdai, max_channels) … #define rsnd_rdai_channels_get(rdai) … int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, int max_channels); #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) … #define rsnd_rdai_ssi_lane_get(rdai) … int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, int ssi_lane); #define rsnd_rdai_width_set(rdai, width) … #define rsnd_rdai_width_get(rdai) … int rsnd_rdai_width_ctrl(struct rsnd_dai *rdai, int width); int rsnd_dai_connect(struct rsnd_mod *mod, struct rsnd_dai_stream *io, enum rsnd_mod_type type); /* * R-Car Gen1/Gen2 */ int rsnd_gen_probe(struct rsnd_priv *priv); void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg); phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); #ifdef CONFIG_DEBUG_FS void __iomem *rsnd_gen_get_base_addr(struct rsnd_priv *priv, int reg_id); #endif /* * R-Car ADG */ int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); int rsnd_adg_ssi_clk_stop(struct rsnd_mod *ssi_mod); int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *ssi_mod, unsigned int rate); int rsnd_adg_probe(struct rsnd_priv *priv); void rsnd_adg_remove(struct rsnd_priv *priv); int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, struct rsnd_dai_stream *io, unsigned int in_rate, unsigned int out_rate); int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *cmd_mod, struct rsnd_dai_stream *io); #define rsnd_adg_clk_enable(priv) … #define rsnd_adg_clk_disable(priv) … void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); void rsnd_adg_clk_dbg_info(struct rsnd_priv *priv, struct seq_file *m); /* * R-Car sound priv */ struct rsnd_priv { … }; #define rsnd_priv_to_pdev(priv) … #define rsnd_priv_to_dev(priv) … #define rsnd_is_gen1(priv) … #define rsnd_is_gen2(priv) … #define rsnd_is_gen3(priv) … #define rsnd_is_gen4(priv) … #define rsnd_is_gen3_e3(priv) … #define rsnd_flags_has(p, f) … #define rsnd_flags_set(p, f) … #define rsnd_flags_del(p, f) … /* * rsnd_kctrl */ struct rsnd_kctrl_cfg { … }; #define RSND_MAX_CHANNELS … struct rsnd_kctrl_cfg_m { … }; struct rsnd_kctrl_cfg_s { … }; #define rsnd_kctrl_size(x) … #define rsnd_kctrl_max(x) … #define rsnd_kctrl_valm(x, i) … #define rsnd_kctrl_vals(x) … int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); int rsnd_kctrl_new(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct snd_soc_pcm_runtime *rtd, const unsigned char *name, int (*accept)(struct rsnd_dai_stream *io), void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod), struct rsnd_kctrl_cfg *cfg, const char * const *texts, int size, u32 max); #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) … #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) … #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) … extern const char * const volume_ramp_rate[]; #define VOLUME_RAMP_MAX_DVC … #define VOLUME_RAMP_MAX_MIX … /* * R-Car SSI */ int rsnd_ssi_probe(struct rsnd_priv *priv); void rsnd_ssi_remove(struct rsnd_priv *priv); struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); u32 rsnd_ssi_multi_secondaries_runtime(struct rsnd_dai_stream *io); int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); #define rsnd_ssi_is_pin_sharing(io) … int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); #define rsnd_ssi_of_node(priv) … void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, struct device_node *playback, struct device_node *capture); unsigned int rsnd_ssi_clk_query(struct rsnd_dai *rdai, int param1, int param2, int *idx); /* * R-Car SSIU */ int rsnd_ssiu_attach(struct rsnd_dai_stream *io, struct rsnd_mod *mod); int rsnd_ssiu_probe(struct rsnd_priv *priv); void rsnd_ssiu_remove(struct rsnd_priv *priv); void rsnd_parse_connect_ssiu(struct rsnd_dai *rdai, struct device_node *playback, struct device_node *capture); #define rsnd_ssiu_of_node(priv) … bool rsnd_ssiu_busif_err_status_clear(struct rsnd_mod *mod); /* * R-Car SRC */ int rsnd_src_probe(struct rsnd_priv *priv); void rsnd_src_remove(struct rsnd_priv *priv); struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); #define rsnd_src_get_in_rate(priv, io) … #define rsnd_src_get_out_rate(priv, io) … unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, struct rsnd_dai_stream *io, int is_in); #define rsnd_src_of_node(priv) … #define rsnd_parse_connect_src(rdai, playback, capture) … /* * R-Car CTU */ int rsnd_ctu_probe(struct rsnd_priv *priv); void rsnd_ctu_remove(struct rsnd_priv *priv); struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); #define rsnd_ctu_of_node(priv) … #define rsnd_parse_connect_ctu(rdai, playback, capture) … /* * R-Car MIX */ int rsnd_mix_probe(struct rsnd_priv *priv); void rsnd_mix_remove(struct rsnd_priv *priv); struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); #define rsnd_mix_of_node(priv) … #define rsnd_parse_connect_mix(rdai, playback, capture) … /* * R-Car DVC */ int rsnd_dvc_probe(struct rsnd_priv *priv); void rsnd_dvc_remove(struct rsnd_priv *priv); struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); #define rsnd_dvc_of_node(priv) … #define rsnd_parse_connect_dvc(rdai, playback, capture) … /* * R-Car CMD */ int rsnd_cmd_probe(struct rsnd_priv *priv); void rsnd_cmd_remove(struct rsnd_priv *priv); int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); /* * If you don't need interrupt status debug message, * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c * * #define RSND_DEBUG_NO_IRQ_STATUS 1 */ #define rsnd_print_irq_status(dev, param...) … #ifdef CONFIG_DEBUG_FS int rsnd_debugfs_probe(struct snd_soc_component *component); void rsnd_debugfs_reg_show(struct seq_file *m, phys_addr_t _addr, void __iomem *base, int offset, int size); void rsnd_debugfs_mod_reg_show(struct seq_file *m, struct rsnd_mod *mod, int reg_id, int offset, int size); #else #define rsnd_debugfs_probe … #endif #endif /* RSND_H */
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