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Edit File: hdaudio_ext.h

/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __SOUND_HDAUDIO_EXT_H #define __SOUND_HDAUDIO_EXT_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); int snd_hdac_ext_bus_device_init(struct hdac_bus *bus, int addr, struct hdac_device *hdev, int type); void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev); 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); void snd_hdac_ext_stream_spbcap_enable(struct hdac_bus *chip, bool enable, int index); int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_bus *bus); struct hdac_ext_link *snd_hdac_ext_bus_get_link(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 * @spib_addr: software position in buffers stream pointer * @fifo_addr: software position Max fifos stream pointer * @dpibr_addr: DMA position in buffer resume pointer * @dpib: DMA position in buffer * @lpib: Linear position in buffer * @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; void __iomem *spib_addr; void __iomem *fifo_addr; void __iomem *dpibr_addr; u32 dpib; u32 lpib; 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) void snd_hdac_ext_stream_init(struct hdac_bus *bus, struct hdac_ext_stream *stream, int idx, int direction, int tag); int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx, int num_stream, int dir); void snd_hdac_stream_free_all(struct hdac_bus *bus); void snd_hdac_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 *azx_dev, int type); void snd_hdac_ext_stream_decouple_locked(struct hdac_bus *bus, struct hdac_ext_stream *azx_dev, bool decouple); void snd_hdac_ext_stream_decouple(struct hdac_bus *bus, struct hdac_ext_stream *azx_dev, bool decouple); int snd_hdac_ext_stream_set_spib(struct hdac_bus *bus, struct hdac_ext_stream *stream, u32 value); int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_bus *bus, struct hdac_ext_stream *stream); void snd_hdac_ext_stream_drsm_enable(struct hdac_bus *bus, bool enable, int index); int snd_hdac_ext_stream_set_dpibr(struct hdac_bus *bus, struct hdac_ext_stream *stream, u32 value); int snd_hdac_ext_stream_set_lpib(struct hdac_ext_stream *stream, u32 value); void snd_hdac_ext_link_stream_start(struct hdac_ext_stream *hstream); void snd_hdac_ext_link_stream_clear(struct hdac_ext_stream *hstream); void snd_hdac_ext_link_stream_reset(struct hdac_ext_stream *hstream); int snd_hdac_ext_link_stream_setup(struct hdac_ext_stream *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 *link); int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *link); 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_link_set_stream_id(struct hdac_ext_link *link, int stream); void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link *link, int stream); int snd_hdac_ext_bus_link_get(struct hdac_bus *bus, struct hdac_ext_link *link); int snd_hdac_ext_bus_link_put(struct hdac_bus *bus, struct hdac_ext_link *link); void snd_hdac_ext_bus_link_power(struct hdac_device *codec, bool enable); /* update register macro */ #define snd_hdac_updatel(addr, reg, mask, val) \ writel(((readl(addr + reg) & ~(mask)) | (val)), \ addr + reg) #define snd_hdac_updatew(addr, reg, mask, val) \ writew(((readw(addr + reg) & ~(mask)) | (val)), \ addr + reg) 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 */