diff options
Diffstat (limited to 'include/sound/hdaudio_ext.h')
| -rw-r--r-- | include/sound/hdaudio_ext.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h index 0f89df1511dc..a4cadd9c297a 100644 --- a/include/sound/hdaudio_ext.h +++ b/include/sound/hdaudio_ext.h @@ -34,11 +34,19 @@ int snd_hdac_ext_bus_init(struct hdac_ext_bus *sbus, struct device *dev, void snd_hdac_ext_bus_exit(struct hdac_ext_bus *sbus); int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *sbus, int addr); void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev); +void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus); #define ebus_to_hbus(ebus) (&(ebus)->bus) #define hbus_to_ebus(_bus) \ container_of(_bus, struct hdac_ext_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) + int snd_hdac_ext_bus_parse_capabilities(struct hdac_ext_bus *sbus); void snd_hdac_ext_bus_ppcap_enable(struct hdac_ext_bus *chip, bool enable); void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_ext_bus *chip, bool enable); @@ -62,6 +70,8 @@ enum hdac_ext_stream_type { * @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 * @decoupled: stream host and link is decoupled * @link_locked: link is locked * @link_prepared: link is prepared @@ -73,6 +83,9 @@ struct hdac_ext_stream { void __iomem *pphc_addr; void __iomem *pplc_addr; + void __iomem *spib_addr; + void __iomem *fifo_addr; + bool decoupled:1; bool link_locked:1; bool link_prepared; @@ -99,6 +112,11 @@ void snd_hdac_ext_stream_decouple(struct hdac_ext_bus *bus, struct hdac_ext_stream *azx_dev, bool decouple); void snd_hdac_ext_stop_streams(struct hdac_ext_bus *sbus); +int snd_hdac_ext_stream_set_spib(struct hdac_ext_bus *ebus, + struct hdac_ext_stream *stream, u32 value); +int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_ext_bus *ebus, + struct hdac_ext_stream *stream); + 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); @@ -115,6 +133,7 @@ struct hdac_ext_link { 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_down_all(struct hdac_ext_bus *ebus); 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, @@ -129,4 +148,63 @@ void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link *link, 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; +}; + +#define HDA_MAX_NIDS 16 + +/** + * struct hdac_ext_device - HDAC Ext device + * + * @hdac: hdac core device + * @nid_list - the dai map which matches the dai-name with the nid + * @map_cur_idx - the idx in use in dai_map + * @ops - the hda codec ops common to all codec drivers + * @pvt_data - private data, for asoc contains asoc codec object + */ +struct hdac_ext_device { + struct hdac_device hdac; + struct hdac_ext_bus *ebus; + + /* soc-dai to nid map */ + struct hda_dai_map nid_list[HDA_MAX_NIDS]; + unsigned int map_cur_idx; + + /* codec ops */ + struct hdac_ext_codec_ops ops; + + void *private_data; +}; + +#define to_ehdac_device(dev) (container_of((dev), \ + struct hdac_ext_device, hdac)) +/* + * HD-audio codec base driver + */ +struct hdac_ext_driver { + struct hdac_driver hdac; + + int (*probe)(struct hdac_ext_device *dev); + int (*remove)(struct hdac_ext_device *dev); + void (*shutdown)(struct hdac_ext_device *dev); +}; + +int snd_hda_ext_driver_register(struct hdac_ext_driver *drv); +void snd_hda_ext_driver_unregister(struct hdac_ext_driver *drv); + +#define to_ehdac_driver(_drv) container_of(_drv, struct hdac_ext_driver, hdac) + #endif /* __SOUND_HDAUDIO_EXT_H */ |