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dfe66a18 JK |
1 | #ifndef __SOUND_HDAUDIO_EXT_H |
2 | #define __SOUND_HDAUDIO_EXT_H | |
3 | ||
4 | #include <sound/hdaudio.h> | |
5 | ||
6 | /** | |
7 | * hdac_ext_bus: HDAC extended bus for extended HDA caps | |
8 | * | |
9 | * @bus: hdac bus | |
10 | * @num_streams: streams supported | |
dfe66a18 | 11 | * @hlink_list: link list of HDA links |
4446085d VK |
12 | * @lock: lock for link mgmt |
13 | * @cmd_dma_state: state of cmd DMAs: CORB and RIRB | |
dfe66a18 JK |
14 | */ |
15 | struct hdac_ext_bus { | |
16 | struct hdac_bus bus; | |
17 | int num_streams; | |
18 | int idx; | |
19 | ||
dfe66a18 | 20 | struct list_head hlink_list; |
4446085d VK |
21 | |
22 | struct mutex lock; | |
23 | bool cmd_dma_state; | |
dfe66a18 JK |
24 | }; |
25 | ||
26 | int snd_hdac_ext_bus_init(struct hdac_ext_bus *sbus, struct device *dev, | |
27 | const struct hdac_bus_ops *ops, | |
28 | const struct hdac_io_ops *io_ops); | |
29 | ||
30 | void snd_hdac_ext_bus_exit(struct hdac_ext_bus *sbus); | |
31 | int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *sbus, int addr); | |
32 | void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev); | |
ee2d51b3 | 33 | void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus); |
dfe66a18 JK |
34 | |
35 | #define ebus_to_hbus(ebus) (&(ebus)->bus) | |
36 | #define hbus_to_ebus(_bus) \ | |
37 | container_of(_bus, struct hdac_ext_bus, bus) | |
38 | ||
b6e84c99 SP |
39 | #define HDA_CODEC_REV_EXT_ENTRY(_vid, _rev, _name, drv_data) \ |
40 | { .vendor_id = (_vid), .rev_id = (_rev), .name = (_name), \ | |
41 | .api_version = HDA_DEV_ASOC, \ | |
42 | .driver_data = (unsigned long)(drv_data) } | |
43 | #define HDA_CODEC_EXT_ENTRY(_vid, _revid, _name, _drv_data) \ | |
44 | HDA_CODEC_REV_EXT_ENTRY(_vid, _revid, _name, _drv_data) | |
45 | ||
dfe66a18 JK |
46 | void snd_hdac_ext_bus_ppcap_enable(struct hdac_ext_bus *chip, bool enable); |
47 | void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_ext_bus *chip, bool enable); | |
48 | ||
0b00a561 JK |
49 | void snd_hdac_ext_stream_spbcap_enable(struct hdac_ext_bus *chip, |
50 | bool enable, int index); | |
51 | ||
52 | int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_ext_bus *bus); | |
0b00a561 JK |
53 | struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_ext_bus *bus, |
54 | const char *codec_name); | |
55 | ||
56 | enum hdac_ext_stream_type { | |
57 | HDAC_EXT_STREAM_TYPE_COUPLED = 0, | |
58 | HDAC_EXT_STREAM_TYPE_HOST, | |
59 | HDAC_EXT_STREAM_TYPE_LINK | |
60 | }; | |
61 | ||
df203a4e JK |
62 | /** |
63 | * hdac_ext_stream: HDAC extended stream for extended HDA caps | |
64 | * | |
65 | * @hstream: hdac_stream | |
66 | * @pphc_addr: processing pipe host stream pointer | |
67 | * @pplc_addr: processing pipe link stream pointer | |
ee8bc4df JK |
68 | * @spib_addr: software position in buffers stream pointer |
69 | * @fifo_addr: software position Max fifos stream pointer | |
a9c48f7f JK |
70 | * @dpibr_addr: DMA position in buffer resume pointer |
71 | * @dpib: DMA position in buffer | |
72 | * @lpib: Linear position in buffer | |
df203a4e JK |
73 | * @decoupled: stream host and link is decoupled |
74 | * @link_locked: link is locked | |
75 | * @link_prepared: link is prepared | |
76 | * link_substream: link substream | |
77 | */ | |
78 | struct hdac_ext_stream { | |
79 | struct hdac_stream hstream; | |
80 | ||
81 | void __iomem *pphc_addr; | |
82 | void __iomem *pplc_addr; | |
83 | ||
ee8bc4df JK |
84 | void __iomem *spib_addr; |
85 | void __iomem *fifo_addr; | |
86 | ||
a9c48f7f JK |
87 | void __iomem *dpibr_addr; |
88 | ||
89 | u32 dpib; | |
90 | u32 lpib; | |
df203a4e JK |
91 | bool decoupled:1; |
92 | bool link_locked:1; | |
93 | bool link_prepared; | |
94 | ||
95 | struct snd_pcm_substream *link_substream; | |
96 | }; | |
97 | ||
98 | #define hdac_stream(s) (&(s)->hstream) | |
99 | #define stream_to_hdac_ext_stream(s) \ | |
100 | container_of(s, struct hdac_ext_stream, hstream) | |
101 | ||
102 | void snd_hdac_ext_stream_init(struct hdac_ext_bus *bus, | |
103 | struct hdac_ext_stream *stream, int idx, | |
104 | int direction, int tag); | |
e7a3484d VK |
105 | int snd_hdac_ext_stream_init_all(struct hdac_ext_bus *ebus, int start_idx, |
106 | int num_stream, int dir); | |
107 | void snd_hdac_stream_free_all(struct hdac_ext_bus *ebus); | |
bab4445f | 108 | void snd_hdac_link_free_all(struct hdac_ext_bus *ebus); |
df203a4e JK |
109 | struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_ext_bus *bus, |
110 | struct snd_pcm_substream *substream, | |
111 | int type); | |
112 | void snd_hdac_ext_stream_release(struct hdac_ext_stream *azx_dev, int type); | |
113 | void snd_hdac_ext_stream_decouple(struct hdac_ext_bus *bus, | |
114 | struct hdac_ext_stream *azx_dev, bool decouple); | |
115 | void snd_hdac_ext_stop_streams(struct hdac_ext_bus *sbus); | |
116 | ||
ee8bc4df JK |
117 | int snd_hdac_ext_stream_set_spib(struct hdac_ext_bus *ebus, |
118 | struct hdac_ext_stream *stream, u32 value); | |
54d1d2f5 | 119 | int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_ext_bus *ebus, |
ee8bc4df | 120 | struct hdac_ext_stream *stream); |
a9c48f7f JK |
121 | void snd_hdac_ext_stream_drsm_enable(struct hdac_ext_bus *ebus, |
122 | bool enable, int index); | |
123 | int snd_hdac_ext_stream_set_dpibr(struct hdac_ext_bus *ebus, | |
124 | struct hdac_ext_stream *stream, u32 value); | |
125 | int snd_hdac_ext_stream_set_lpib(struct hdac_ext_stream *stream, u32 value); | |
ee8bc4df | 126 | |
df203a4e JK |
127 | void snd_hdac_ext_link_stream_start(struct hdac_ext_stream *hstream); |
128 | void snd_hdac_ext_link_stream_clear(struct hdac_ext_stream *hstream); | |
129 | void snd_hdac_ext_link_stream_reset(struct hdac_ext_stream *hstream); | |
130 | int snd_hdac_ext_link_stream_setup(struct hdac_ext_stream *stream, int fmt); | |
131 | ||
0b00a561 JK |
132 | struct hdac_ext_link { |
133 | struct hdac_bus *bus; | |
134 | int index; | |
135 | void __iomem *ml_addr; /* link output stream reg pointer */ | |
136 | u32 lcaps; /* link capablities */ | |
137 | u16 lsdiid; /* link sdi identifier */ | |
4446085d VK |
138 | |
139 | int ref_count; | |
140 | ||
0b00a561 JK |
141 | struct list_head list; |
142 | }; | |
143 | ||
144 | int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link *link); | |
145 | int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *link); | |
6706a197 | 146 | int snd_hdac_ext_bus_link_power_up_all(struct hdac_ext_bus *ebus); |
c5b0c09b | 147 | int snd_hdac_ext_bus_link_power_down_all(struct hdac_ext_bus *ebus); |
0b00a561 JK |
148 | void snd_hdac_ext_link_set_stream_id(struct hdac_ext_link *link, |
149 | int stream); | |
150 | void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link *link, | |
151 | int stream); | |
152 | ||
4446085d VK |
153 | int snd_hdac_ext_bus_link_get(struct hdac_ext_bus *ebus, |
154 | struct hdac_ext_link *link); | |
155 | int snd_hdac_ext_bus_link_put(struct hdac_ext_bus *ebus, | |
156 | struct hdac_ext_link *link); | |
157 | ||
0b00a561 JK |
158 | /* update register macro */ |
159 | #define snd_hdac_updatel(addr, reg, mask, val) \ | |
160 | writel(((readl(addr + reg) & ~(mask)) | (val)), \ | |
161 | addr + reg) | |
162 | ||
df203a4e JK |
163 | #define snd_hdac_updatew(addr, reg, mask, val) \ |
164 | writew(((readw(addr + reg) & ~(mask)) | (val)), \ | |
165 | addr + reg) | |
166 | ||
a512f561 VK |
167 | |
168 | struct hdac_ext_device; | |
169 | ||
170 | /* ops common to all codec drivers */ | |
171 | struct hdac_ext_codec_ops { | |
172 | int (*build_controls)(struct hdac_ext_device *dev); | |
173 | int (*init)(struct hdac_ext_device *dev); | |
174 | void (*free)(struct hdac_ext_device *dev); | |
175 | }; | |
176 | ||
177 | struct hda_dai_map { | |
178 | char *dai_name; | |
179 | hda_nid_t nid; | |
180 | u32 maxbps; | |
181 | }; | |
182 | ||
183 | #define HDA_MAX_NIDS 16 | |
184 | ||
185 | /** | |
186 | * struct hdac_ext_device - HDAC Ext device | |
187 | * | |
188 | * @hdac: hdac core device | |
189 | * @nid_list - the dai map which matches the dai-name with the nid | |
190 | * @map_cur_idx - the idx in use in dai_map | |
191 | * @ops - the hda codec ops common to all codec drivers | |
192 | * @pvt_data - private data, for asoc contains asoc codec object | |
193 | */ | |
194 | struct hdac_ext_device { | |
195 | struct hdac_device hdac; | |
196 | struct hdac_ext_bus *ebus; | |
197 | ||
198 | /* soc-dai to nid map */ | |
199 | struct hda_dai_map nid_list[HDA_MAX_NIDS]; | |
200 | unsigned int map_cur_idx; | |
201 | ||
202 | /* codec ops */ | |
203 | struct hdac_ext_codec_ops ops; | |
204 | ||
1e83b047 SP |
205 | struct snd_card *card; |
206 | void *scodec; | |
a512f561 VK |
207 | void *private_data; |
208 | }; | |
209 | ||
1e83b047 SP |
210 | struct hdac_ext_dma_params { |
211 | u32 format; | |
212 | u8 stream_tag; | |
213 | }; | |
a512f561 VK |
214 | #define to_ehdac_device(dev) (container_of((dev), \ |
215 | struct hdac_ext_device, hdac)) | |
d51783c1 VK |
216 | /* |
217 | * HD-audio codec base driver | |
218 | */ | |
219 | struct hdac_ext_driver { | |
220 | struct hdac_driver hdac; | |
221 | ||
222 | int (*probe)(struct hdac_ext_device *dev); | |
223 | int (*remove)(struct hdac_ext_device *dev); | |
224 | void (*shutdown)(struct hdac_ext_device *dev); | |
225 | }; | |
226 | ||
227 | int snd_hda_ext_driver_register(struct hdac_ext_driver *drv); | |
228 | void snd_hda_ext_driver_unregister(struct hdac_ext_driver *drv); | |
229 | ||
230 | #define to_ehdac_driver(_drv) container_of(_drv, struct hdac_ext_driver, hdac) | |
a512f561 | 231 | |
dfe66a18 | 232 | #endif /* __SOUND_HDAUDIO_EXT_H */ |