47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
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#ifndef __SOUND_HDAUDIO_EXT_H
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#define __SOUND_HDAUDIO_EXT_H
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#include <sound/hdaudio.h>
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/**
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* hdac_ext_bus: HDAC extended bus for extended HDA caps
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*
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* @bus: hdac bus
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* @num_streams: streams supported
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* @ppcap: pp capabilities pointer
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* @spbcap: SPIB capabilities pointer
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* @mlcap: MultiLink capabilities pointer
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* @gtscap: gts capabilities pointer
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* @hlink_list: link list of HDA links
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*/
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struct hdac_ext_bus {
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struct hdac_bus bus;
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int num_streams;
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int idx;
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void __iomem *ppcap;
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void __iomem *spbcap;
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void __iomem *mlcap;
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void __iomem *gtscap;
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struct list_head hlink_list;
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};
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int snd_hdac_ext_bus_init(struct hdac_ext_bus *sbus, struct device *dev,
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const struct hdac_bus_ops *ops,
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const struct hdac_io_ops *io_ops);
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void snd_hdac_ext_bus_exit(struct hdac_ext_bus *sbus);
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int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *sbus, int addr);
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void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev);
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#define ebus_to_hbus(ebus) (&(ebus)->bus)
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#define hbus_to_ebus(_bus) \
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container_of(_bus, struct hdac_ext_bus, bus)
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int snd_hdac_ext_bus_parse_capabilities(struct hdac_ext_bus *sbus);
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void snd_hdac_ext_bus_ppcap_enable(struct hdac_ext_bus *chip, bool enable);
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void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_ext_bus *chip, bool enable);
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#endif /* __SOUND_HDAUDIO_EXT_H */
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