1 #ifndef __SOUND_HDAUDIO_EXT_H
2 #define __SOUND_HDAUDIO_EXT_H
4 #include <sound/hdaudio.h>
7 * hdac_ext_bus: HDAC extended bus for extended HDA caps
10 * @num_streams: streams supported
11 * @ppcap: pp capabilities pointer
12 * @spbcap: SPIB capabilities pointer
13 * @mlcap: MultiLink capabilities pointer
14 * @gtscap: gts capabilities pointer
15 * @hlink_list: link list of HDA links
27 struct list_head hlink_list
;
30 int snd_hdac_ext_bus_init(struct hdac_ext_bus
*sbus
, struct device
*dev
,
31 const struct hdac_bus_ops
*ops
,
32 const struct hdac_io_ops
*io_ops
);
34 void snd_hdac_ext_bus_exit(struct hdac_ext_bus
*sbus
);
35 int snd_hdac_ext_bus_device_init(struct hdac_ext_bus
*sbus
, int addr
);
36 void snd_hdac_ext_bus_device_exit(struct hdac_device
*hdev
);
37 void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus
*ebus
);
39 #define ebus_to_hbus(ebus) (&(ebus)->bus)
40 #define hbus_to_ebus(_bus) \
41 container_of(_bus, struct hdac_ext_bus, bus)
43 int snd_hdac_ext_bus_parse_capabilities(struct hdac_ext_bus
*sbus
);
44 void snd_hdac_ext_bus_ppcap_enable(struct hdac_ext_bus
*chip
, bool enable
);
45 void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_ext_bus
*chip
, bool enable
);
47 void snd_hdac_ext_stream_spbcap_enable(struct hdac_ext_bus
*chip
,
48 bool enable
, int index
);
50 int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_ext_bus
*bus
);
51 struct hdac_ext_link
*snd_hdac_ext_bus_get_link(struct hdac_ext_bus
*bus
,
52 const char *codec_name
);
54 enum hdac_ext_stream_type
{
55 HDAC_EXT_STREAM_TYPE_COUPLED
= 0,
56 HDAC_EXT_STREAM_TYPE_HOST
,
57 HDAC_EXT_STREAM_TYPE_LINK
61 * hdac_ext_stream: HDAC extended stream for extended HDA caps
63 * @hstream: hdac_stream
64 * @pphc_addr: processing pipe host stream pointer
65 * @pplc_addr: processing pipe link stream pointer
66 * @decoupled: stream host and link is decoupled
67 * @link_locked: link is locked
68 * @link_prepared: link is prepared
69 * link_substream: link substream
71 struct hdac_ext_stream
{
72 struct hdac_stream hstream
;
74 void __iomem
*pphc_addr
;
75 void __iomem
*pplc_addr
;
81 struct snd_pcm_substream
*link_substream
;
84 #define hdac_stream(s) (&(s)->hstream)
85 #define stream_to_hdac_ext_stream(s) \
86 container_of(s, struct hdac_ext_stream, hstream)
88 void snd_hdac_ext_stream_init(struct hdac_ext_bus
*bus
,
89 struct hdac_ext_stream
*stream
, int idx
,
90 int direction
, int tag
);
91 int snd_hdac_ext_stream_init_all(struct hdac_ext_bus
*ebus
, int start_idx
,
92 int num_stream
, int dir
);
93 void snd_hdac_stream_free_all(struct hdac_ext_bus
*ebus
);
94 void snd_hdac_link_free_all(struct hdac_ext_bus
*ebus
);
95 struct hdac_ext_stream
*snd_hdac_ext_stream_assign(struct hdac_ext_bus
*bus
,
96 struct snd_pcm_substream
*substream
,
98 void snd_hdac_ext_stream_release(struct hdac_ext_stream
*azx_dev
, int type
);
99 void snd_hdac_ext_stream_decouple(struct hdac_ext_bus
*bus
,
100 struct hdac_ext_stream
*azx_dev
, bool decouple
);
101 void snd_hdac_ext_stop_streams(struct hdac_ext_bus
*sbus
);
103 void snd_hdac_ext_link_stream_start(struct hdac_ext_stream
*hstream
);
104 void snd_hdac_ext_link_stream_clear(struct hdac_ext_stream
*hstream
);
105 void snd_hdac_ext_link_stream_reset(struct hdac_ext_stream
*hstream
);
106 int snd_hdac_ext_link_stream_setup(struct hdac_ext_stream
*stream
, int fmt
);
108 struct hdac_ext_link
{
109 struct hdac_bus
*bus
;
111 void __iomem
*ml_addr
; /* link output stream reg pointer */
112 u32 lcaps
; /* link capablities */
113 u16 lsdiid
; /* link sdi identifier */
114 struct list_head list
;
117 int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link
*link
);
118 int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link
*link
);
119 void snd_hdac_ext_link_set_stream_id(struct hdac_ext_link
*link
,
121 void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link
*link
,
124 /* update register macro */
125 #define snd_hdac_updatel(addr, reg, mask, val) \
126 writel(((readl(addr + reg) & ~(mask)) | (val)), \
129 #define snd_hdac_updatew(addr, reg, mask, val) \
130 writew(((readw(addr + reg) & ~(mask)) | (val)), \
133 #endif /* __SOUND_HDAUDIO_EXT_H */