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편집 파일: hdaudio_ext.h

/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SOUND_HDAUDIO_EXT_H #define __SOUND_HDAUDIO_EXT_H #include <linux/io-64-nonatomic-lo-hi.h> #include <linux/iopoll.h> #include <sound/hdaudio.h> int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev, const struct hdac_bus_ops *ops, const struct hdac_ext_bus_ops *ext_ops); void snd_hdac_ext_bus_exit(struct hdac_bus *bus); void snd_hdac_ext_bus_device_remove(struct hdac_bus *bus); #define HDA_CODEC_REV_EXT_ENTRY(_vid, _rev, _name, drv_data) \ { .vendor_id = (_vid), .rev_id = (_rev), .name = (_name), \ .api_version = HDA_DEV_ASOC, \ .driver_data = (unsigned long)(drv_data) } #define HDA_CODEC_EXT_ENTRY(_vid, _revid, _name, _drv_data) \ HDA_CODEC_REV_EXT_ENTRY(_vid, _revid, _name, _drv_data) void snd_hdac_ext_bus_ppcap_enable(struct hdac_bus *chip, bool enable); void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_bus *chip, bool enable); int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_bus *bus); struct hdac_ext_link *snd_hdac_ext_bus_get_hlink_by_addr(struct hdac_bus *bus, int addr); struct hdac_ext_link *snd_hdac_ext_bus_get_hlink_by_name(struct hdac_bus *bus, const char *codec_name); enum hdac_ext_stream_type { HDAC_EXT_STREAM_TYPE_COUPLED = 0, HDAC_EXT_STREAM_TYPE_HOST, HDAC_EXT_STREAM_TYPE_LINK }; /** * hdac_ext_stream: HDAC extended stream for extended HDA caps * * @hstream: hdac_stream * @pphc_addr: processing pipe host stream pointer * @pplc_addr: processing pipe link stream pointer * @decoupled: stream host and link is decoupled * @link_locked: link is locked * @link_prepared: link is prepared * @link_substream: link substream */ struct hdac_ext_stream { struct hdac_stream hstream; void __iomem *pphc_addr; void __iomem *pplc_addr; u32 pphcllpl; u32 pphcllpu; u32 pphcldpl; u32 pphcldpu; bool decoupled:1; bool link_locked:1; bool link_prepared; struct snd_pcm_substream *link_substream; }; #define hdac_stream(s) (&(s)->hstream) #define stream_to_hdac_ext_stream(s) \ container_of(s, struct hdac_ext_stream, hstream) int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx, int num_stream, int dir); void snd_hdac_ext_stream_free_all(struct hdac_bus *bus); void snd_hdac_ext_link_free_all(struct hdac_bus *bus); struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_bus *bus, struct snd_pcm_substream *substream, int type); void snd_hdac_ext_stream_release(struct hdac_ext_stream *hext_stream, int type); struct hdac_ext_stream *snd_hdac_ext_cstream_assign(struct hdac_bus *bus, struct snd_compr_stream *cstream); void snd_hdac_ext_stream_decouple_locked(struct hdac_bus *bus, struct hdac_ext_stream *hext_stream, bool decouple); void snd_hdac_ext_stream_decouple(struct hdac_bus *bus, struct hdac_ext_stream *azx_dev, bool decouple); void snd_hdac_ext_stream_start(struct hdac_ext_stream *hext_stream); void snd_hdac_ext_stream_clear(struct hdac_ext_stream *hext_stream); void snd_hdac_ext_stream_reset(struct hdac_ext_stream *hext_stream); int snd_hdac_ext_stream_setup(struct hdac_ext_stream *hext_stream, int fmt); struct hdac_ext_link { struct hdac_bus *bus; int index; void __iomem *ml_addr; /* link output stream reg pointer */ u32 lcaps; /* link capablities */ u16 lsdiid; /* link sdi identifier */ int ref_count; struct list_head list; }; int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link *hlink); int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *hlink); int snd_hdac_ext_bus_link_power_up_all(struct hdac_bus *bus); int snd_hdac_ext_bus_link_power_down_all(struct hdac_bus *bus); void snd_hdac_ext_bus_link_set_stream_id(struct hdac_ext_link *hlink, int stream); void snd_hdac_ext_bus_link_clear_stream_id(struct hdac_ext_link *hlink, int stream); int snd_hdac_ext_bus_link_get(struct hdac_bus *bus, struct hdac_ext_link *hlink); int snd_hdac_ext_bus_link_put(struct hdac_bus *bus, struct hdac_ext_link *hlink); void snd_hdac_ext_bus_link_power(struct hdac_device *codec, bool enable); #define snd_hdac_adsp_writeb(chip, reg, value) \ snd_hdac_reg_writeb(chip, (chip)->dsp_ba + (reg), value) #define snd_hdac_adsp_readb(chip, reg) \ snd_hdac_reg_readb(chip, (chip)->dsp_ba + (reg)) #define snd_hdac_adsp_writew(chip, reg, value) \ snd_hdac_reg_writew(chip, (chip)->dsp_ba + (reg), value) #define snd_hdac_adsp_readw(chip, reg) \ snd_hdac_reg_readw(chip, (chip)->dsp_ba + (reg)) #define snd_hdac_adsp_writel(chip, reg, value) \ snd_hdac_reg_writel(chip, (chip)->dsp_ba + (reg), value) #define snd_hdac_adsp_readl(chip, reg) \ snd_hdac_reg_readl(chip, (chip)->dsp_ba + (reg)) #define snd_hdac_adsp_writeq(chip, reg, value) \ snd_hdac_reg_writeq(chip, (chip)->dsp_ba + (reg), value) #define snd_hdac_adsp_readq(chip, reg) \ snd_hdac_reg_readq(chip, (chip)->dsp_ba + (reg)) #define snd_hdac_adsp_updateb(chip, reg, mask, val) \ snd_hdac_adsp_writeb(chip, reg, \ (snd_hdac_adsp_readb(chip, reg) & ~(mask)) | (val)) #define snd_hdac_adsp_updatew(chip, reg, mask, val) \ snd_hdac_adsp_writew(chip, reg, \ (snd_hdac_adsp_readw(chip, reg) & ~(mask)) | (val)) #define snd_hdac_adsp_updatel(chip, reg, mask, val) \ snd_hdac_adsp_writel(chip, reg, \ (snd_hdac_adsp_readl(chip, reg) & ~(mask)) | (val)) #define snd_hdac_adsp_updateq(chip, reg, mask, val) \ snd_hdac_adsp_writeq(chip, reg, \ (snd_hdac_adsp_readq(chip, reg) & ~(mask)) | (val)) #define snd_hdac_adsp_readb_poll(chip, reg, val, cond, delay_us, timeout_us) \ readb_poll_timeout((chip)->dsp_ba + (reg), val, cond, \ delay_us, timeout_us) #define snd_hdac_adsp_readw_poll(chip, reg, val, cond, delay_us, timeout_us) \ readw_poll_timeout((chip)->dsp_ba + (reg), val, cond, \ delay_us, timeout_us) #define snd_hdac_adsp_readl_poll(chip, reg, val, cond, delay_us, timeout_us) \ readl_poll_timeout((chip)->dsp_ba + (reg), val, cond, \ delay_us, timeout_us) #define snd_hdac_adsp_readq_poll(chip, reg, val, cond, delay_us, timeout_us) \ readq_poll_timeout((chip)->dsp_ba + (reg), val, cond, \ delay_us, timeout_us) struct hdac_ext_device; /* ops common to all codec drivers */ struct hdac_ext_codec_ops { int (*build_controls)(struct hdac_ext_device *dev); int (*init)(struct hdac_ext_device *dev); void (*free)(struct hdac_ext_device *dev); }; struct hda_dai_map { char *dai_name; hda_nid_t nid; u32 maxbps; }; struct hdac_ext_dma_params { u32 format; u8 stream_tag; }; int snd_hda_ext_driver_register(struct hdac_driver *drv); void snd_hda_ext_driver_unregister(struct hdac_driver *drv); #endif /* __SOUND_HDAUDIO_EXT_H */