xref: /openbmc/linux/sound/pci/asihpi/hpi_internal.h (revision 81d67439)
1 /******************************************************************************
2 
3     AudioScience HPI driver
4     Copyright (C) 1997-2011  AudioScience Inc. <support@audioscience.com>
5 
6     This program is free software; you can redistribute it and/or modify
7     it under the terms of version 2 of the GNU General Public License as
8     published by the Free Software Foundation;
9 
10     This program is distributed in the hope that it will be useful,
11     but WITHOUT ANY WARRANTY; without even the implied warranty of
12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13     GNU General Public License for more details.
14 
15     You should have received a copy of the GNU General Public License
16     along with this program; if not, write to the Free Software
17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18 
19 HPI internal definitions
20 
21 (C) Copyright AudioScience Inc. 1996-2009
22 ******************************************************************************/
23 
24 #ifndef _HPI_INTERNAL_H_
25 #define _HPI_INTERNAL_H_
26 
27 #include "hpi.h"
28 /** maximum number of memory regions mapped to an adapter */
29 #define HPI_MAX_ADAPTER_MEM_SPACES (2)
30 
31 /* Each OS needs its own hpios.h */
32 #include "hpios.h"
33 
34 /* physical memory allocation */
35 
36 /** Allocate and map an area of locked memory for bus master DMA operations.
37 
38 On success, *pLockedMemeHandle is a valid handle, and 0 is returned
39 On error *pLockedMemHandle marked invalid, non-zero returned.
40 
41 If this function succeeds, then HpiOs_LockedMem_GetVirtAddr() and
42 HpiOs_LockedMem_GetPyhsAddr() will always succed on the returned handle.
43 */
44 u16 hpios_locked_mem_alloc(struct consistent_dma_area *p_locked_mem_handle,
45 							   /**< memory handle */
46 	u32 size, /**< Size in bytes to allocate */
47 	struct pci_dev *p_os_reference
48 	/**< OS specific data required for memory allocation */
49 	);
50 
51 /** Free mapping and memory represented by LockedMemHandle
52 
53 Frees any resources, then invalidates the handle.
54 Returns 0 on success, 1 if handle is invalid.
55 
56 */
57 u16 hpios_locked_mem_free(struct consistent_dma_area *locked_mem_handle);
58 
59 /** Get the physical PCI address of memory represented by LockedMemHandle.
60 
61 If handle is invalid *pPhysicalAddr is set to zero and return 1
62 */
63 u16 hpios_locked_mem_get_phys_addr(struct consistent_dma_area
64 	*locked_mem_handle, u32 *p_physical_addr);
65 
66 /** Get the CPU address of of memory represented by LockedMemHandle.
67 
68 If handle is NULL *ppvVirtualAddr is set to NULL and return 1
69 */
70 u16 hpios_locked_mem_get_virt_addr(struct consistent_dma_area
71 	*locked_mem_handle, void **ppv_virtual_addr);
72 
73 /** Check that handle is valid
74 i.e it represents a valid memory area
75 */
76 u16 hpios_locked_mem_valid(struct consistent_dma_area *locked_mem_handle);
77 
78 /* timing/delay */
79 void hpios_delay_micro_seconds(u32 num_micro_sec);
80 
81 struct hpi_message;
82 struct hpi_response;
83 
84 typedef void hpi_handler_func(struct hpi_message *, struct hpi_response *);
85 
86 /* If the assert fails, compiler complains
87    something like size of array `msg' is negative.
88    Unlike linux BUILD_BUG_ON, this works outside function scope.
89 */
90 #define compile_time_assert(cond, msg) \
91     typedef char ASSERT_##msg[(cond) ? 1 : -1]
92 
93 /******************************************* bus types */
94 enum HPI_BUSES {
95 	HPI_BUS_ISAPNP = 1,
96 	HPI_BUS_PCI = 2,
97 	HPI_BUS_USB = 3,
98 	HPI_BUS_NET = 4
99 };
100 
101 enum HPI_SUBSYS_OPTIONS {
102 	/* 0, 256 are invalid, 1..255 reserved for global options */
103 	HPI_SUBSYS_OPT_NET_ENABLE = 257,
104 	HPI_SUBSYS_OPT_NET_BROADCAST = 258,
105 	HPI_SUBSYS_OPT_NET_UNICAST = 259,
106 	HPI_SUBSYS_OPT_NET_ADDR = 260,
107 	HPI_SUBSYS_OPT_NET_MASK = 261,
108 	HPI_SUBSYS_OPT_NET_ADAPTER_ADDRESS_ADD = 262
109 };
110 
111 /** Volume flags
112 */
113 enum HPI_VOLUME_FLAGS {
114 	/** Set if the volume control is muted */
115 	HPI_VOLUME_FLAG_MUTED = (1 << 0),
116 	/** Set if the volume control has a mute function */
117 	HPI_VOLUME_FLAG_HAS_MUTE = (1 << 1),
118 	/** Set if volume control can do autofading */
119 	HPI_VOLUME_FLAG_HAS_AUTOFADE = (1 << 2)
120 		/* Note Flags >= (1<<8) are for DSP internal use only */
121 };
122 
123 /******************************************* CONTROL ATTRIBUTES ****/
124 /* (in order of control type ID */
125 
126 /* This allows for 255 control types, 256 unique attributes each */
127 #define HPI_CTL_ATTR(ctl, ai) ((HPI_CONTROL_##ctl << 8) + ai)
128 
129 /* Get the sub-index of the attribute for a control type */
130 #define HPI_CTL_ATTR_INDEX(i) (i & 0xff)
131 
132 /* Extract the control from the control attribute */
133 #define HPI_CTL_ATTR_CONTROL(i) (i >> 8)
134 
135 /** Enable event generation for a control.
136 0=disable, 1=enable
137 \note generic to all controls that can generate events
138 */
139 
140 /** Unique identifiers for every control attribute
141 */
142 enum HPI_CONTROL_ATTRIBUTES {
143 	HPI_GENERIC_ENABLE = HPI_CTL_ATTR(GENERIC, 1),
144 	HPI_GENERIC_EVENT_ENABLE = HPI_CTL_ATTR(GENERIC, 2),
145 
146 	HPI_VOLUME_GAIN = HPI_CTL_ATTR(VOLUME, 1),
147 	HPI_VOLUME_AUTOFADE = HPI_CTL_ATTR(VOLUME, 2),
148 	HPI_VOLUME_MUTE = HPI_CTL_ATTR(VOLUME, 3),
149 	HPI_VOLUME_GAIN_AND_FLAGS = HPI_CTL_ATTR(VOLUME, 4),
150 	HPI_VOLUME_NUM_CHANNELS = HPI_CTL_ATTR(VOLUME, 6),
151 	HPI_VOLUME_RANGE = HPI_CTL_ATTR(VOLUME, 10),
152 
153 	HPI_METER_RMS = HPI_CTL_ATTR(METER, 1),
154 	HPI_METER_PEAK = HPI_CTL_ATTR(METER, 2),
155 	HPI_METER_RMS_BALLISTICS = HPI_CTL_ATTR(METER, 3),
156 	HPI_METER_PEAK_BALLISTICS = HPI_CTL_ATTR(METER, 4),
157 	HPI_METER_NUM_CHANNELS = HPI_CTL_ATTR(METER, 5),
158 
159 	HPI_MULTIPLEXER_SOURCE = HPI_CTL_ATTR(MULTIPLEXER, 1),
160 	HPI_MULTIPLEXER_QUERYSOURCE = HPI_CTL_ATTR(MULTIPLEXER, 2),
161 
162 	HPI_AESEBUTX_FORMAT = HPI_CTL_ATTR(AESEBUTX, 1),
163 	HPI_AESEBUTX_SAMPLERATE = HPI_CTL_ATTR(AESEBUTX, 3),
164 	HPI_AESEBUTX_CHANNELSTATUS = HPI_CTL_ATTR(AESEBUTX, 4),
165 	HPI_AESEBUTX_USERDATA = HPI_CTL_ATTR(AESEBUTX, 5),
166 
167 	HPI_AESEBURX_FORMAT = HPI_CTL_ATTR(AESEBURX, 1),
168 	HPI_AESEBURX_ERRORSTATUS = HPI_CTL_ATTR(AESEBURX, 2),
169 	HPI_AESEBURX_SAMPLERATE = HPI_CTL_ATTR(AESEBURX, 3),
170 	HPI_AESEBURX_CHANNELSTATUS = HPI_CTL_ATTR(AESEBURX, 4),
171 	HPI_AESEBURX_USERDATA = HPI_CTL_ATTR(AESEBURX, 5),
172 
173 	HPI_LEVEL_GAIN = HPI_CTL_ATTR(LEVEL, 1),
174 	HPI_LEVEL_RANGE = HPI_CTL_ATTR(LEVEL, 10),
175 
176 	HPI_TUNER_BAND = HPI_CTL_ATTR(TUNER, 1),
177 	HPI_TUNER_FREQ = HPI_CTL_ATTR(TUNER, 2),
178 	HPI_TUNER_LEVEL_AVG = HPI_CTL_ATTR(TUNER, 3),
179 	HPI_TUNER_LEVEL_RAW = HPI_CTL_ATTR(TUNER, 4),
180 	HPI_TUNER_SNR = HPI_CTL_ATTR(TUNER, 5),
181 	HPI_TUNER_GAIN = HPI_CTL_ATTR(TUNER, 6),
182 	HPI_TUNER_STATUS = HPI_CTL_ATTR(TUNER, 7),
183 	HPI_TUNER_MODE = HPI_CTL_ATTR(TUNER, 8),
184 	HPI_TUNER_RDS = HPI_CTL_ATTR(TUNER, 9),
185 	HPI_TUNER_DEEMPHASIS = HPI_CTL_ATTR(TUNER, 10),
186 	HPI_TUNER_PROGRAM = HPI_CTL_ATTR(TUNER, 11),
187 	HPI_TUNER_HDRADIO_SIGNAL_QUALITY = HPI_CTL_ATTR(TUNER, 12),
188 	HPI_TUNER_HDRADIO_SDK_VERSION = HPI_CTL_ATTR(TUNER, 13),
189 	HPI_TUNER_HDRADIO_DSP_VERSION = HPI_CTL_ATTR(TUNER, 14),
190 	HPI_TUNER_HDRADIO_BLEND = HPI_CTL_ATTR(TUNER, 15),
191 
192 	HPI_VOX_THRESHOLD = HPI_CTL_ATTR(VOX, 1),
193 
194 	HPI_CHANNEL_MODE_MODE = HPI_CTL_ATTR(CHANNEL_MODE, 1),
195 
196 	HPI_BITSTREAM_DATA_POLARITY = HPI_CTL_ATTR(BITSTREAM, 1),
197 	HPI_BITSTREAM_CLOCK_EDGE = HPI_CTL_ATTR(BITSTREAM, 2),
198 	HPI_BITSTREAM_CLOCK_SOURCE = HPI_CTL_ATTR(BITSTREAM, 3),
199 	HPI_BITSTREAM_ACTIVITY = HPI_CTL_ATTR(BITSTREAM, 4),
200 
201 	HPI_SAMPLECLOCK_SOURCE = HPI_CTL_ATTR(SAMPLECLOCK, 1),
202 	HPI_SAMPLECLOCK_SAMPLERATE = HPI_CTL_ATTR(SAMPLECLOCK, 2),
203 	HPI_SAMPLECLOCK_SOURCE_INDEX = HPI_CTL_ATTR(SAMPLECLOCK, 3),
204 	HPI_SAMPLECLOCK_LOCAL_SAMPLERATE = HPI_CTL_ATTR(SAMPLECLOCK, 4),
205 	HPI_SAMPLECLOCK_AUTO = HPI_CTL_ATTR(SAMPLECLOCK, 5),
206 	HPI_SAMPLECLOCK_LOCAL_LOCK = HPI_CTL_ATTR(SAMPLECLOCK, 6),
207 
208 	HPI_MICROPHONE_PHANTOM_POWER = HPI_CTL_ATTR(MICROPHONE, 1),
209 
210 	HPI_EQUALIZER_NUM_FILTERS = HPI_CTL_ATTR(EQUALIZER, 1),
211 	HPI_EQUALIZER_FILTER = HPI_CTL_ATTR(EQUALIZER, 2),
212 	HPI_EQUALIZER_COEFFICIENTS = HPI_CTL_ATTR(EQUALIZER, 3),
213 
214 	HPI_COMPANDER_PARAMS = HPI_CTL_ATTR(COMPANDER, 1),
215 	HPI_COMPANDER_MAKEUPGAIN = HPI_CTL_ATTR(COMPANDER, 2),
216 	HPI_COMPANDER_THRESHOLD = HPI_CTL_ATTR(COMPANDER, 3),
217 	HPI_COMPANDER_RATIO = HPI_CTL_ATTR(COMPANDER, 4),
218 	HPI_COMPANDER_ATTACK = HPI_CTL_ATTR(COMPANDER, 5),
219 	HPI_COMPANDER_DECAY = HPI_CTL_ATTR(COMPANDER, 6),
220 
221 	HPI_COBRANET_SET = HPI_CTL_ATTR(COBRANET, 1),
222 	HPI_COBRANET_GET = HPI_CTL_ATTR(COBRANET, 2),
223 	/*HPI_COBRANET_SET_DATA         = HPI_CTL_ATTR(COBRANET, 3), */
224 	/*HPI_COBRANET_GET_DATA         = HPI_CTL_ATTR(COBRANET, 4), */
225 	HPI_COBRANET_GET_STATUS = HPI_CTL_ATTR(COBRANET, 5),
226 	HPI_COBRANET_SEND_PACKET = HPI_CTL_ATTR(COBRANET, 6),
227 	HPI_COBRANET_GET_PACKET = HPI_CTL_ATTR(COBRANET, 7),
228 
229 	HPI_TONEDETECTOR_THRESHOLD = HPI_CTL_ATTR(TONEDETECTOR, 1),
230 	HPI_TONEDETECTOR_STATE = HPI_CTL_ATTR(TONEDETECTOR, 2),
231 	HPI_TONEDETECTOR_FREQUENCY = HPI_CTL_ATTR(TONEDETECTOR, 3),
232 
233 	HPI_SILENCEDETECTOR_THRESHOLD = HPI_CTL_ATTR(SILENCEDETECTOR, 1),
234 	HPI_SILENCEDETECTOR_STATE = HPI_CTL_ATTR(SILENCEDETECTOR, 2),
235 	HPI_SILENCEDETECTOR_DELAY = HPI_CTL_ATTR(SILENCEDETECTOR, 3),
236 
237 	HPI_PAD_CHANNEL_NAME = HPI_CTL_ATTR(PAD, 1),
238 	HPI_PAD_ARTIST = HPI_CTL_ATTR(PAD, 2),
239 	HPI_PAD_TITLE = HPI_CTL_ATTR(PAD, 3),
240 	HPI_PAD_COMMENT = HPI_CTL_ATTR(PAD, 4),
241 	HPI_PAD_PROGRAM_TYPE = HPI_CTL_ATTR(PAD, 5),
242 	HPI_PAD_PROGRAM_ID = HPI_CTL_ATTR(PAD, 6),
243 	HPI_PAD_TA_SUPPORT = HPI_CTL_ATTR(PAD, 7),
244 	HPI_PAD_TA_ACTIVE = HPI_CTL_ATTR(PAD, 8)
245 };
246 
247 #define HPI_POLARITY_POSITIVE           0
248 #define HPI_POLARITY_NEGATIVE           1
249 
250 /*------------------------------------------------------------
251  Cobranet Chip Bridge - copied from HMI.H
252 ------------------------------------------------------------*/
253 #define  HPI_COBRANET_HMI_cobra_bridge           0x20000
254 #define  HPI_COBRANET_HMI_cobra_bridge_tx_pkt_buf \
255 	(HPI_COBRANET_HMI_cobra_bridge + 0x1000)
256 #define  HPI_COBRANET_HMI_cobra_bridge_rx_pkt_buf \
257 	(HPI_COBRANET_HMI_cobra_bridge + 0x2000)
258 #define  HPI_COBRANET_HMI_cobra_if_table1         0x110000
259 #define  HPI_COBRANET_HMI_cobra_if_phy_address \
260 	(HPI_COBRANET_HMI_cobra_if_table1 + 0xd)
261 #define  HPI_COBRANET_HMI_cobra_protocolIP       0x72000
262 #define  HPI_COBRANET_HMI_cobra_ip_mon_currentIP \
263 	(HPI_COBRANET_HMI_cobra_protocolIP + 0x0)
264 #define  HPI_COBRANET_HMI_cobra_ip_mon_staticIP \
265 	(HPI_COBRANET_HMI_cobra_protocolIP + 0x2)
266 #define  HPI_COBRANET_HMI_cobra_sys              0x100000
267 #define  HPI_COBRANET_HMI_cobra_sys_desc \
268 		(HPI_COBRANET_HMI_cobra_sys + 0x0)
269 #define  HPI_COBRANET_HMI_cobra_sys_objectID \
270 	(HPI_COBRANET_HMI_cobra_sys + 0x100)
271 #define  HPI_COBRANET_HMI_cobra_sys_contact \
272 	(HPI_COBRANET_HMI_cobra_sys + 0x200)
273 #define  HPI_COBRANET_HMI_cobra_sys_name \
274 		(HPI_COBRANET_HMI_cobra_sys + 0x300)
275 #define  HPI_COBRANET_HMI_cobra_sys_location \
276 	(HPI_COBRANET_HMI_cobra_sys + 0x400)
277 
278 /*------------------------------------------------------------
279  Cobranet Chip Status bits
280 ------------------------------------------------------------*/
281 #define HPI_COBRANET_HMI_STATUS_RXPACKET 2
282 #define HPI_COBRANET_HMI_STATUS_TXPACKET 3
283 
284 /*------------------------------------------------------------
285  Ethernet header size
286 ------------------------------------------------------------*/
287 #define HPI_ETHERNET_HEADER_SIZE (16)
288 
289 /* These defines are used to fill in protocol information for an Ethernet packet
290     sent using HMI on CS18102 */
291 /** ID supplied by Cirrus for ASI packets. */
292 #define HPI_ETHERNET_PACKET_ID                  0x85
293 /** Simple packet - no special routing required */
294 #define HPI_ETHERNET_PACKET_V1                  0x01
295 /** This packet must make its way to the host across the HPI interface */
296 #define HPI_ETHERNET_PACKET_HOSTED_VIA_HMI      0x20
297 /** This packet must make its way to the host across the HPI interface */
298 #define HPI_ETHERNET_PACKET_HOSTED_VIA_HMI_V1   0x21
299 /** This packet must make its way to the host across the HPI interface */
300 #define HPI_ETHERNET_PACKET_HOSTED_VIA_HPI      0x40
301 /** This packet must make its way to the host across the HPI interface */
302 #define HPI_ETHERNET_PACKET_HOSTED_VIA_HPI_V1   0x41
303 
304 #define HPI_ETHERNET_UDP_PORT 44600 /**< HPI UDP service */
305 
306 /** Default network timeout in milli-seconds. */
307 #define HPI_ETHERNET_TIMEOUT_MS 500
308 
309 /** Locked memory buffer alloc/free phases */
310 enum HPI_BUFFER_CMDS {
311 	/** use one message to allocate or free physical memory */
312 	HPI_BUFFER_CMD_EXTERNAL = 0,
313 	/** alloc physical memory */
314 	HPI_BUFFER_CMD_INTERNAL_ALLOC = 1,
315 	/** send physical memory address to adapter */
316 	HPI_BUFFER_CMD_INTERNAL_GRANTADAPTER = 2,
317 	/** notify adapter to stop using physical buffer */
318 	HPI_BUFFER_CMD_INTERNAL_REVOKEADAPTER = 3,
319 	/** free physical buffer */
320 	HPI_BUFFER_CMD_INTERNAL_FREE = 4
321 };
322 
323 /*****************************************************************************/
324 /*****************************************************************************/
325 /********               HPI LOW LEVEL MESSAGES                  *******/
326 /*****************************************************************************/
327 /*****************************************************************************/
328 /** Pnp ids */
329 /** "ASI"  - actual is "ASX" - need to change */
330 #define HPI_ID_ISAPNP_AUDIOSCIENCE      0x0669
331 /** PCI vendor ID that AudioScience uses */
332 #define HPI_PCI_VENDOR_ID_AUDIOSCIENCE  0x175C
333 /** PCI vendor ID that the DSP56301 has */
334 #define HPI_PCI_VENDOR_ID_MOTOROLA      0x1057
335 /** PCI vendor ID that TI uses */
336 #define HPI_PCI_VENDOR_ID_TI            0x104C
337 
338 #define HPI_PCI_DEV_ID_PCI2040          0xAC60
339 /** TI's C6205 PCI interface has this ID */
340 #define HPI_PCI_DEV_ID_DSP6205          0xA106
341 
342 #define HPI_USB_VENDOR_ID_AUDIOSCIENCE  0x1257
343 #define HPI_USB_W2K_TAG                 0x57495341	/* "ASIW"       */
344 #define HPI_USB_LINUX_TAG               0x4C495341	/* "ASIL"       */
345 
346 /** Invalid Adapter index
347 Used in HPI messages that are not addressed to a specific adapter
348 Used in DLL to indicate device not present
349 */
350 #define HPI_ADAPTER_INDEX_INVALID 0xFFFF
351 
352 /** First 2 hex digits define the adapter family */
353 #define HPI_ADAPTER_FAMILY_MASK         0xff00
354 #define HPI_MODULE_FAMILY_MASK          0xfff0
355 
356 #define HPI_ADAPTER_FAMILY_ASI(f)   (f & HPI_ADAPTER_FAMILY_MASK)
357 #define HPI_MODULE_FAMILY_ASI(f)   (f & HPI_MODULE_FAMILY_MASK)
358 #define HPI_ADAPTER_ASI(f)   (f)
359 
360 enum HPI_MESSAGE_TYPES {
361 	HPI_TYPE_REQUEST = 1,
362 	HPI_TYPE_RESPONSE = 2,
363 	HPI_TYPE_DATA = 3,
364 	HPI_TYPE_SSX2BYPASS_MESSAGE = 4,
365 	HPI_TYPE_COMMAND = 5,
366 	HPI_TYPE_NOTIFICATION = 6
367 };
368 
369 enum HPI_OBJECT_TYPES {
370 	HPI_OBJ_SUBSYSTEM = 1,
371 	HPI_OBJ_ADAPTER = 2,
372 	HPI_OBJ_OSTREAM = 3,
373 	HPI_OBJ_ISTREAM = 4,
374 	HPI_OBJ_MIXER = 5,
375 	HPI_OBJ_NODE = 6,
376 	HPI_OBJ_CONTROL = 7,
377 	HPI_OBJ_NVMEMORY = 8,
378 	HPI_OBJ_GPIO = 9,
379 	HPI_OBJ_WATCHDOG = 10,
380 	HPI_OBJ_CLOCK = 11,
381 	HPI_OBJ_PROFILE = 12,
382 	/* HPI_ OBJ_ CONTROLEX  = 13, */
383 	HPI_OBJ_ASYNCEVENT = 14
384 #define HPI_OBJ_MAXINDEX 14
385 };
386 
387 #define HPI_OBJ_FUNCTION_SPACING 0x100
388 #define HPI_FUNC_ID(obj, i) (HPI_OBJ_##obj * HPI_OBJ_FUNCTION_SPACING + i)
389 
390 #define HPI_EXTRACT_INDEX(fn) (fn & 0xff)
391 
392 enum HPI_FUNCTION_IDS {
393 	HPI_SUBSYS_OPEN = HPI_FUNC_ID(SUBSYSTEM, 1),
394 	HPI_SUBSYS_GET_VERSION = HPI_FUNC_ID(SUBSYSTEM, 2),
395 	HPI_SUBSYS_GET_INFO = HPI_FUNC_ID(SUBSYSTEM, 3),
396 	/* HPI_SUBSYS_FIND_ADAPTERS     = HPI_FUNC_ID(SUBSYSTEM, 4), */
397 	HPI_SUBSYS_CREATE_ADAPTER = HPI_FUNC_ID(SUBSYSTEM, 5),
398 	HPI_SUBSYS_CLOSE = HPI_FUNC_ID(SUBSYSTEM, 6),
399 	/* HPI_SUBSYS_DELETE_ADAPTER    = HPI_FUNC_ID(SUBSYSTEM, 7), */
400 	HPI_SUBSYS_DRIVER_LOAD = HPI_FUNC_ID(SUBSYSTEM, 8),
401 	HPI_SUBSYS_DRIVER_UNLOAD = HPI_FUNC_ID(SUBSYSTEM, 9),
402 	/* HPI_SUBSYS_READ_PORT_8               = HPI_FUNC_ID(SUBSYSTEM, 10), */
403 	/* HPI_SUBSYS_WRITE_PORT_8              = HPI_FUNC_ID(SUBSYSTEM, 11), */
404 	HPI_SUBSYS_GET_NUM_ADAPTERS = HPI_FUNC_ID(SUBSYSTEM, 12),
405 	HPI_SUBSYS_GET_ADAPTER = HPI_FUNC_ID(SUBSYSTEM, 13),
406 	HPI_SUBSYS_SET_NETWORK_INTERFACE = HPI_FUNC_ID(SUBSYSTEM, 14),
407 	HPI_SUBSYS_OPTION_INFO = HPI_FUNC_ID(SUBSYSTEM, 15),
408 	HPI_SUBSYS_OPTION_GET = HPI_FUNC_ID(SUBSYSTEM, 16),
409 	HPI_SUBSYS_OPTION_SET = HPI_FUNC_ID(SUBSYSTEM, 17),
410 #define HPI_SUBSYS_FUNCTION_COUNT 17
411 
412 	HPI_ADAPTER_OPEN = HPI_FUNC_ID(ADAPTER, 1),
413 	HPI_ADAPTER_CLOSE = HPI_FUNC_ID(ADAPTER, 2),
414 	HPI_ADAPTER_GET_INFO = HPI_FUNC_ID(ADAPTER, 3),
415 	HPI_ADAPTER_GET_ASSERT = HPI_FUNC_ID(ADAPTER, 4),
416 	HPI_ADAPTER_TEST_ASSERT = HPI_FUNC_ID(ADAPTER, 5),
417 	HPI_ADAPTER_SET_MODE = HPI_FUNC_ID(ADAPTER, 6),
418 	HPI_ADAPTER_GET_MODE = HPI_FUNC_ID(ADAPTER, 7),
419 	HPI_ADAPTER_ENABLE_CAPABILITY = HPI_FUNC_ID(ADAPTER, 8),
420 	HPI_ADAPTER_SELFTEST = HPI_FUNC_ID(ADAPTER, 9),
421 	HPI_ADAPTER_FIND_OBJECT = HPI_FUNC_ID(ADAPTER, 10),
422 	HPI_ADAPTER_QUERY_FLASH = HPI_FUNC_ID(ADAPTER, 11),
423 	HPI_ADAPTER_START_FLASH = HPI_FUNC_ID(ADAPTER, 12),
424 	HPI_ADAPTER_PROGRAM_FLASH = HPI_FUNC_ID(ADAPTER, 13),
425 	HPI_ADAPTER_SET_PROPERTY = HPI_FUNC_ID(ADAPTER, 14),
426 	HPI_ADAPTER_GET_PROPERTY = HPI_FUNC_ID(ADAPTER, 15),
427 	HPI_ADAPTER_ENUM_PROPERTY = HPI_FUNC_ID(ADAPTER, 16),
428 	HPI_ADAPTER_MODULE_INFO = HPI_FUNC_ID(ADAPTER, 17),
429 	HPI_ADAPTER_DEBUG_READ = HPI_FUNC_ID(ADAPTER, 18),
430 	HPI_ADAPTER_IRQ_QUERY_AND_CLEAR = HPI_FUNC_ID(ADAPTER, 19),
431 	HPI_ADAPTER_IRQ_CALLBACK = HPI_FUNC_ID(ADAPTER, 20),
432 	HPI_ADAPTER_DELETE = HPI_FUNC_ID(ADAPTER, 21),
433 #define HPI_ADAPTER_FUNCTION_COUNT 21
434 
435 	HPI_OSTREAM_OPEN = HPI_FUNC_ID(OSTREAM, 1),
436 	HPI_OSTREAM_CLOSE = HPI_FUNC_ID(OSTREAM, 2),
437 	HPI_OSTREAM_WRITE = HPI_FUNC_ID(OSTREAM, 3),
438 	HPI_OSTREAM_START = HPI_FUNC_ID(OSTREAM, 4),
439 	HPI_OSTREAM_STOP = HPI_FUNC_ID(OSTREAM, 5),
440 	HPI_OSTREAM_RESET = HPI_FUNC_ID(OSTREAM, 6),
441 	HPI_OSTREAM_GET_INFO = HPI_FUNC_ID(OSTREAM, 7),
442 	HPI_OSTREAM_QUERY_FORMAT = HPI_FUNC_ID(OSTREAM, 8),
443 	HPI_OSTREAM_DATA = HPI_FUNC_ID(OSTREAM, 9),
444 	HPI_OSTREAM_SET_VELOCITY = HPI_FUNC_ID(OSTREAM, 10),
445 	HPI_OSTREAM_SET_PUNCHINOUT = HPI_FUNC_ID(OSTREAM, 11),
446 	HPI_OSTREAM_SINEGEN = HPI_FUNC_ID(OSTREAM, 12),
447 	HPI_OSTREAM_ANC_RESET = HPI_FUNC_ID(OSTREAM, 13),
448 	HPI_OSTREAM_ANC_GET_INFO = HPI_FUNC_ID(OSTREAM, 14),
449 	HPI_OSTREAM_ANC_READ = HPI_FUNC_ID(OSTREAM, 15),
450 	HPI_OSTREAM_SET_TIMESCALE = HPI_FUNC_ID(OSTREAM, 16),
451 	HPI_OSTREAM_SET_FORMAT = HPI_FUNC_ID(OSTREAM, 17),
452 	HPI_OSTREAM_HOSTBUFFER_ALLOC = HPI_FUNC_ID(OSTREAM, 18),
453 	HPI_OSTREAM_HOSTBUFFER_FREE = HPI_FUNC_ID(OSTREAM, 19),
454 	HPI_OSTREAM_GROUP_ADD = HPI_FUNC_ID(OSTREAM, 20),
455 	HPI_OSTREAM_GROUP_GETMAP = HPI_FUNC_ID(OSTREAM, 21),
456 	HPI_OSTREAM_GROUP_RESET = HPI_FUNC_ID(OSTREAM, 22),
457 	HPI_OSTREAM_HOSTBUFFER_GET_INFO = HPI_FUNC_ID(OSTREAM, 23),
458 	HPI_OSTREAM_WAIT_START = HPI_FUNC_ID(OSTREAM, 24),
459 	HPI_OSTREAM_WAIT = HPI_FUNC_ID(OSTREAM, 25),
460 #define HPI_OSTREAM_FUNCTION_COUNT 25
461 
462 	HPI_ISTREAM_OPEN = HPI_FUNC_ID(ISTREAM, 1),
463 	HPI_ISTREAM_CLOSE = HPI_FUNC_ID(ISTREAM, 2),
464 	HPI_ISTREAM_SET_FORMAT = HPI_FUNC_ID(ISTREAM, 3),
465 	HPI_ISTREAM_READ = HPI_FUNC_ID(ISTREAM, 4),
466 	HPI_ISTREAM_START = HPI_FUNC_ID(ISTREAM, 5),
467 	HPI_ISTREAM_STOP = HPI_FUNC_ID(ISTREAM, 6),
468 	HPI_ISTREAM_RESET = HPI_FUNC_ID(ISTREAM, 7),
469 	HPI_ISTREAM_GET_INFO = HPI_FUNC_ID(ISTREAM, 8),
470 	HPI_ISTREAM_QUERY_FORMAT = HPI_FUNC_ID(ISTREAM, 9),
471 	HPI_ISTREAM_ANC_RESET = HPI_FUNC_ID(ISTREAM, 10),
472 	HPI_ISTREAM_ANC_GET_INFO = HPI_FUNC_ID(ISTREAM, 11),
473 	HPI_ISTREAM_ANC_WRITE = HPI_FUNC_ID(ISTREAM, 12),
474 	HPI_ISTREAM_HOSTBUFFER_ALLOC = HPI_FUNC_ID(ISTREAM, 13),
475 	HPI_ISTREAM_HOSTBUFFER_FREE = HPI_FUNC_ID(ISTREAM, 14),
476 	HPI_ISTREAM_GROUP_ADD = HPI_FUNC_ID(ISTREAM, 15),
477 	HPI_ISTREAM_GROUP_GETMAP = HPI_FUNC_ID(ISTREAM, 16),
478 	HPI_ISTREAM_GROUP_RESET = HPI_FUNC_ID(ISTREAM, 17),
479 	HPI_ISTREAM_HOSTBUFFER_GET_INFO = HPI_FUNC_ID(ISTREAM, 18),
480 	HPI_ISTREAM_WAIT_START = HPI_FUNC_ID(ISTREAM, 19),
481 	HPI_ISTREAM_WAIT = HPI_FUNC_ID(ISTREAM, 20),
482 #define HPI_ISTREAM_FUNCTION_COUNT 20
483 
484 /* NOTE:
485    GET_NODE_INFO, SET_CONNECTION, GET_CONNECTIONS are not currently used */
486 	HPI_MIXER_OPEN = HPI_FUNC_ID(MIXER, 1),
487 	HPI_MIXER_CLOSE = HPI_FUNC_ID(MIXER, 2),
488 	HPI_MIXER_GET_INFO = HPI_FUNC_ID(MIXER, 3),
489 	HPI_MIXER_GET_NODE_INFO = HPI_FUNC_ID(MIXER, 4),
490 	HPI_MIXER_GET_CONTROL = HPI_FUNC_ID(MIXER, 5),
491 	HPI_MIXER_SET_CONNECTION = HPI_FUNC_ID(MIXER, 6),
492 	HPI_MIXER_GET_CONNECTIONS = HPI_FUNC_ID(MIXER, 7),
493 	HPI_MIXER_GET_CONTROL_BY_INDEX = HPI_FUNC_ID(MIXER, 8),
494 	HPI_MIXER_GET_CONTROL_ARRAY_BY_INDEX = HPI_FUNC_ID(MIXER, 9),
495 	HPI_MIXER_GET_CONTROL_MULTIPLE_VALUES = HPI_FUNC_ID(MIXER, 10),
496 	HPI_MIXER_STORE = HPI_FUNC_ID(MIXER, 11),
497 	HPI_MIXER_GET_CACHE_INFO = HPI_FUNC_ID(MIXER, 12),
498 #define HPI_MIXER_FUNCTION_COUNT 12
499 
500 	HPI_CONTROL_GET_INFO = HPI_FUNC_ID(CONTROL, 1),
501 	HPI_CONTROL_GET_STATE = HPI_FUNC_ID(CONTROL, 2),
502 	HPI_CONTROL_SET_STATE = HPI_FUNC_ID(CONTROL, 3),
503 #define HPI_CONTROL_FUNCTION_COUNT 3
504 
505 	HPI_NVMEMORY_OPEN = HPI_FUNC_ID(NVMEMORY, 1),
506 	HPI_NVMEMORY_READ_BYTE = HPI_FUNC_ID(NVMEMORY, 2),
507 	HPI_NVMEMORY_WRITE_BYTE = HPI_FUNC_ID(NVMEMORY, 3),
508 #define HPI_NVMEMORY_FUNCTION_COUNT 3
509 
510 	HPI_GPIO_OPEN = HPI_FUNC_ID(GPIO, 1),
511 	HPI_GPIO_READ_BIT = HPI_FUNC_ID(GPIO, 2),
512 	HPI_GPIO_WRITE_BIT = HPI_FUNC_ID(GPIO, 3),
513 	HPI_GPIO_READ_ALL = HPI_FUNC_ID(GPIO, 4),
514 	HPI_GPIO_WRITE_STATUS = HPI_FUNC_ID(GPIO, 5),
515 #define HPI_GPIO_FUNCTION_COUNT 5
516 
517 	HPI_ASYNCEVENT_OPEN = HPI_FUNC_ID(ASYNCEVENT, 1),
518 	HPI_ASYNCEVENT_CLOSE = HPI_FUNC_ID(ASYNCEVENT, 2),
519 	HPI_ASYNCEVENT_WAIT = HPI_FUNC_ID(ASYNCEVENT, 3),
520 	HPI_ASYNCEVENT_GETCOUNT = HPI_FUNC_ID(ASYNCEVENT, 4),
521 	HPI_ASYNCEVENT_GET = HPI_FUNC_ID(ASYNCEVENT, 5),
522 	HPI_ASYNCEVENT_SENDEVENTS = HPI_FUNC_ID(ASYNCEVENT, 6),
523 #define HPI_ASYNCEVENT_FUNCTION_COUNT 6
524 
525 	HPI_WATCHDOG_OPEN = HPI_FUNC_ID(WATCHDOG, 1),
526 	HPI_WATCHDOG_SET_TIME = HPI_FUNC_ID(WATCHDOG, 2),
527 	HPI_WATCHDOG_PING = HPI_FUNC_ID(WATCHDOG, 3),
528 
529 	HPI_CLOCK_OPEN = HPI_FUNC_ID(CLOCK, 1),
530 	HPI_CLOCK_SET_TIME = HPI_FUNC_ID(CLOCK, 2),
531 	HPI_CLOCK_GET_TIME = HPI_FUNC_ID(CLOCK, 3),
532 
533 	HPI_PROFILE_OPEN_ALL = HPI_FUNC_ID(PROFILE, 1),
534 	HPI_PROFILE_START_ALL = HPI_FUNC_ID(PROFILE, 2),
535 	HPI_PROFILE_STOP_ALL = HPI_FUNC_ID(PROFILE, 3),
536 	HPI_PROFILE_GET = HPI_FUNC_ID(PROFILE, 4),
537 	HPI_PROFILE_GET_IDLECOUNT = HPI_FUNC_ID(PROFILE, 5),
538 	HPI_PROFILE_GET_NAME = HPI_FUNC_ID(PROFILE, 6),
539 	HPI_PROFILE_GET_UTILIZATION = HPI_FUNC_ID(PROFILE, 7)
540 #define HPI_PROFILE_FUNCTION_COUNT 7
541 };
542 
543 /* ////////////////////////////////////////////////////////////////////// */
544 /* STRUCTURES */
545 #ifndef DISABLE_PRAGMA_PACK1
546 #pragma pack(push, 1)
547 #endif
548 
549 /** PCI bus resource */
550 struct hpi_pci {
551 	u32 __iomem *ap_mem_base[HPI_MAX_ADAPTER_MEM_SPACES];
552 	struct pci_dev *pci_dev;
553 };
554 
555 struct hpi_resource {
556 	union {
557 		const struct hpi_pci *pci;
558 		const char *net_if;
559 	} r;
560 #ifndef HPI64BIT		/* keep structure size constant */
561 	u32 pad_to64;
562 #endif
563 	u16 bus_type;		/* HPI_BUS_PNPISA, _PCI, _USB etc */
564 	u16 padding;
565 
566 };
567 
568 /** Format info used inside struct hpi_message
569     Not the same as public API struct hpi_format */
570 struct hpi_msg_format {
571 	u32 sample_rate; /**< 11025, 32000, 44100 etc. */
572 	u32 bit_rate; /**< for MPEG */
573 	u32 attributes;	/**< stereo/joint_stereo/mono */
574 	u16 channels; /**< 1,2..., (or ancillary mode or idle bit */
575 	u16 format; /**< HPI_FORMAT_PCM16, _MPEG etc. see \ref HPI_FORMATS. */
576 };
577 
578 /**  Buffer+format structure.
579 	 Must be kept 7 * 32 bits to match public struct hpi_datastruct */
580 struct hpi_msg_data {
581 	struct hpi_msg_format format;
582 	u8 *pb_data;
583 #ifndef HPI64BIT
584 	u32 padding;
585 #endif
586 	u32 data_size;
587 };
588 
589 /** struct hpi_datastructure used up to 3.04 driver */
590 struct hpi_data_legacy32 {
591 	struct hpi_format format;
592 	u32 pb_data;
593 	u32 data_size;
594 };
595 
596 #ifdef HPI64BIT
597 /* Compatibility version of struct hpi_data*/
598 struct hpi_data_compat32 {
599 	struct hpi_msg_format format;
600 	u32 pb_data;
601 	u32 padding;
602 	u32 data_size;
603 };
604 #endif
605 
606 struct hpi_buffer {
607   /** placeholder for backward compatibility (see dwBufferSize) */
608 	struct hpi_msg_format reserved;
609 	u32 command; /**< HPI_BUFFER_CMD_xxx*/
610 	u32 pci_address; /**< PCI physical address of buffer for DSP DMA */
611 	u32 buffer_size; /**< must line up with data_size of HPI_DATA*/
612 };
613 
614 /*/////////////////////////////////////////////////////////////////////////// */
615 /* This is used for background buffer bus mastering stream buffers.           */
616 struct hpi_hostbuffer_status {
617 	u32 samples_processed;
618 	u32 auxiliary_data_available;
619 	u32 stream_state;
620 	/* DSP index in to the host bus master buffer. */
621 	u32 dSP_index;
622 	/* Host index in to the host bus master buffer. */
623 	u32 host_index;
624 	u32 size_in_bytes;
625 };
626 
627 struct hpi_streamid {
628 	u16 object_type;
629 		    /**< Type of object, HPI_OBJ_OSTREAM or HPI_OBJ_ISTREAM. */
630 	u16 stream_index; /**< outstream or instream index. */
631 };
632 
633 struct hpi_punchinout {
634 	u32 punch_in_sample;
635 	u32 punch_out_sample;
636 };
637 
638 struct hpi_subsys_msg {
639 	struct hpi_resource resource;
640 };
641 
642 struct hpi_subsys_res {
643 	u32 version;
644 	u32 data;		/* extended version */
645 	u16 num_adapters;
646 	u16 adapter_index;
647 	u16 adapter_type;
648 	u16 pad16;
649 };
650 
651 union hpi_adapterx_msg {
652 	struct {
653 		u32 dsp_address;
654 		u32 count_bytes;
655 	} debug_read;
656 	struct {
657 		u32 adapter_mode;
658 		u16 query_or_set;
659 	} mode;
660 	struct {
661 		u16 index;
662 	} module_info;
663 	struct {
664 		u32 checksum;
665 		u16 sequence;
666 		u16 length;
667 		u16 offset; /**< offset from start of msg to data */
668 		u16 unused;
669 	} program_flash;
670 	struct {
671 		u16 index;
672 		u16 what;
673 		u16 property_index;
674 	} property_enum;
675 	struct {
676 		u16 property;
677 		u16 parameter1;
678 		u16 parameter2;
679 	} property_set;
680 	struct {
681 		u32 offset;
682 	} query_flash;
683 	struct {
684 		u32 pad32;
685 		u16 key1;
686 		u16 key2;
687 	} restart;
688 	struct {
689 		u32 offset;
690 		u32 length;
691 		u32 key;
692 	} start_flash;
693 	struct {
694 		u32 pad32;
695 		u16 value;
696 	} test_assert;
697 	struct {
698 		u32 yes;
699 	} irq_query;
700 };
701 
702 struct hpi_adapter_res {
703 	u32 serial_number;
704 	u16 adapter_type;
705 	u16 adapter_index;
706 	u16 num_instreams;
707 	u16 num_outstreams;
708 	u16 num_mixers;
709 	u16 version;
710 	u8 sz_adapter_assert[HPI_STRING_LEN];
711 };
712 
713 union hpi_adapterx_res {
714 	struct hpi_adapter_res info;
715 	struct {
716 		u32 p1;
717 		u16 count;
718 		u16 dsp_index;
719 		u32 p2;
720 		u32 dsp_msg_addr;
721 		char sz_message[HPI_STRING_LEN];
722 	} assert;
723 	struct {
724 		u32 adapter_mode;
725 	} mode;
726 	struct {
727 		u16 sequence;
728 	} program_flash;
729 	struct {
730 		u16 parameter1;
731 		u16 parameter2;
732 	} property_get;
733 	struct {
734 		u32 checksum;
735 		u32 length;
736 		u32 version;
737 	} query_flash;
738 	struct {
739 		u32 yes;
740 	} irq_query;
741 };
742 
743 struct hpi_stream_msg {
744 	union {
745 		struct hpi_msg_data data;
746 		struct hpi_data_legacy32 data32;
747 		u16 velocity;
748 		struct hpi_punchinout pio;
749 		u32 time_scale;
750 		struct hpi_buffer buffer;
751 		struct hpi_streamid stream;
752 		u32 threshold_bytes;
753 	} u;
754 };
755 
756 struct hpi_stream_res {
757 	union {
758 		struct {
759 			/* size of hardware buffer */
760 			u32 buffer_size;
761 			/* OutStream - data to play,
762 			   InStream - data recorded */
763 			u32 data_available;
764 			/* OutStream - samples played,
765 			   InStream - samples recorded */
766 			u32 samples_transferred;
767 			/* Adapter - OutStream - data to play,
768 			   InStream - data recorded */
769 			u32 auxiliary_data_available;
770 			u16 state;	/* HPI_STATE_PLAYING, _STATE_STOPPED */
771 			u16 padding;
772 		} stream_info;
773 		struct {
774 			u32 buffer_size;
775 			u32 data_available;
776 			u32 samples_transfered;
777 			u16 state;
778 			u16 outstream_index;
779 			u16 instream_index;
780 			u16 padding;
781 			u32 auxiliary_data_available;
782 		} legacy_stream_info;
783 		struct {
784 			/* bitmap of grouped OutStreams */
785 			u32 outstream_group_map;
786 			/* bitmap of grouped InStreams */
787 			u32 instream_group_map;
788 		} group_info;
789 		struct {
790 			/* pointer to the buffer */
791 			u8 *p_buffer;
792 			/* pointer to the hostbuffer status */
793 			struct hpi_hostbuffer_status *p_status;
794 		} hostbuffer_info;
795 	} u;
796 };
797 
798 struct hpi_mixer_msg {
799 	u16 control_index;
800 	u16 control_type;	/* = HPI_CONTROL_METER _VOLUME etc */
801 	u16 padding1;		/* Maintain alignment of subsequent fields */
802 	u16 node_type1;		/* = HPI_SOURCENODE_LINEIN etc */
803 	u16 node_index1;	/* = 0..N */
804 	u16 node_type2;
805 	u16 node_index2;
806 	u16 padding2;		/* round to 4 bytes */
807 };
808 
809 struct hpi_mixer_res {
810 	u16 src_node_type;	/* = HPI_SOURCENODE_LINEIN etc */
811 	u16 src_node_index;	/* = 0..N */
812 	u16 dst_node_type;
813 	u16 dst_node_index;
814 	/* Also controlType for MixerGetControlByIndex */
815 	u16 control_index;
816 	/* may indicate which DSP the control is located on */
817 	u16 dsp_index;
818 };
819 
820 union hpi_mixerx_msg {
821 	struct {
822 		u16 starting_index;
823 		u16 flags;
824 		u32 length_in_bytes;	/* length in bytes of p_data */
825 		u32 p_data;	/* pointer to a data array */
826 	} gcabi;
827 	struct {
828 		u16 command;
829 		u16 index;
830 	} store;		/* for HPI_MIXER_STORE message */
831 };
832 
833 union hpi_mixerx_res {
834 	struct {
835 		u32 bytes_returned;	/* size of items returned */
836 		u32 p_data;	/* pointer to data array */
837 		u16 more_to_do;	/* indicates if there is more to do */
838 	} gcabi;
839 	struct {
840 		u32 total_controls;	/* count of controls in the mixer */
841 		u32 cache_controls;	/* count of controls in the cac */
842 		u32 cache_bytes;	/* size of cache */
843 	} cache_info;
844 };
845 
846 struct hpi_control_msg {
847 	u16 attribute;		/* control attribute or property */
848 	u16 saved_index;
849 	u32 param1;		/* generic parameter 1 */
850 	u32 param2;		/* generic parameter 2 */
851 	short an_log_value[HPI_MAX_CHANNELS];
852 };
853 
854 struct hpi_control_union_msg {
855 	u16 attribute;		/* control attribute or property */
856 	u16 saved_index;	/* only used in ctrl save/restore */
857 	union {
858 		struct {
859 			u32 param1;	/* generic parameter 1 */
860 			u32 param2;	/* generic parameter 2 */
861 			short an_log_value[HPI_MAX_CHANNELS];
862 		} old;
863 		union {
864 			u32 frequency;
865 			u32 gain;
866 			u32 band;
867 			u32 deemphasis;
868 			u32 program;
869 			struct {
870 				u32 mode;
871 				u32 value;
872 			} mode;
873 			u32 blend;
874 		} tuner;
875 	} u;
876 };
877 
878 struct hpi_control_res {
879 	/* Could make union. dwParam, anLogValue never used in same response */
880 	u32 param1;
881 	u32 param2;
882 	short an_log_value[HPI_MAX_CHANNELS];
883 };
884 
885 union hpi_control_union_res {
886 	struct {
887 		u32 param1;
888 		u32 param2;
889 		short an_log_value[HPI_MAX_CHANNELS];
890 	} old;
891 	union {
892 		u32 band;
893 		u32 frequency;
894 		u32 gain;
895 		u32 deemphasis;
896 		struct {
897 			u32 data[2];
898 			u32 bLER;
899 		} rds;
900 		short s_level;
901 		struct {
902 			u16 value;
903 			u16 mask;
904 		} status;
905 	} tuner;
906 	struct {
907 		char sz_data[8];
908 		u32 remaining_chars;
909 	} chars8;
910 	char c_data12[12];
911 	union {
912 		struct {
913 			u32 status;
914 			u32 readable_size;
915 			u32 writeable_size;
916 		} status;
917 	} cobranet;
918 };
919 
920 struct hpi_nvmemory_msg {
921 	u16 address;
922 	u16 data;
923 };
924 
925 struct hpi_nvmemory_res {
926 	u16 size_in_bytes;
927 	u16 data;
928 };
929 
930 struct hpi_gpio_msg {
931 	u16 bit_index;
932 	u16 bit_data;
933 };
934 
935 struct hpi_gpio_res {
936 	u16 number_input_bits;
937 	u16 number_output_bits;
938 	u16 bit_data[4];
939 };
940 
941 struct hpi_async_msg {
942 	u32 events;
943 	u16 maximum_events;
944 	u16 padding;
945 };
946 
947 struct hpi_async_res {
948 	union {
949 		struct {
950 			u16 count;
951 		} count;
952 		struct {
953 			u32 events;
954 			u16 number_returned;
955 			u16 padding;
956 		} get;
957 		struct hpi_async_event event;
958 	} u;
959 };
960 
961 struct hpi_watchdog_msg {
962 	u32 time_ms;
963 };
964 
965 struct hpi_watchdog_res {
966 	u32 time_ms;
967 };
968 
969 struct hpi_clock_msg {
970 	u16 hours;
971 	u16 minutes;
972 	u16 seconds;
973 	u16 milli_seconds;
974 };
975 
976 struct hpi_clock_res {
977 	u16 size_in_bytes;
978 	u16 hours;
979 	u16 minutes;
980 	u16 seconds;
981 	u16 milli_seconds;
982 	u16 padding;
983 };
984 
985 struct hpi_profile_msg {
986 	u16 bin_index;
987 	u16 padding;
988 };
989 
990 struct hpi_profile_res_open {
991 	u16 max_profiles;
992 };
993 
994 struct hpi_profile_res_time {
995 	u32 total_tick_count;
996 	u32 call_count;
997 	u32 max_tick_count;
998 	u32 ticks_per_millisecond;
999 	u16 profile_interval;
1000 };
1001 
1002 struct hpi_profile_res_name {
1003 	u8 sz_name[32];
1004 };
1005 
1006 struct hpi_profile_res {
1007 	union {
1008 		struct hpi_profile_res_open o;
1009 		struct hpi_profile_res_time t;
1010 		struct hpi_profile_res_name n;
1011 	} u;
1012 };
1013 
1014 struct hpi_message_header {
1015 	u16 size;		/* total size in bytes */
1016 	u8 type;		/* HPI_TYPE_MESSAGE  */
1017 	u8 version;		/* message version */
1018 	u16 object;		/* HPI_OBJ_* */
1019 	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
1020 	u16 adapter_index;	/* the adapter index */
1021 	u16 obj_index;		/* */
1022 };
1023 
1024 struct hpi_message {
1025 	/* following fields must match HPI_MESSAGE_HEADER */
1026 	u16 size;		/* total size in bytes */
1027 	u8 type;		/* HPI_TYPE_MESSAGE  */
1028 	u8 version;		/* message version */
1029 	u16 object;		/* HPI_OBJ_* */
1030 	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
1031 	u16 adapter_index;	/* the adapter index */
1032 	u16 obj_index;		/*  */
1033 	union {
1034 		struct hpi_subsys_msg s;
1035 		union hpi_adapterx_msg ax;
1036 		struct hpi_stream_msg d;
1037 		struct hpi_mixer_msg m;
1038 		union hpi_mixerx_msg mx;	/* extended mixer; */
1039 		struct hpi_control_msg c;	/* mixer control; */
1040 		/* identical to struct hpi_control_msg,
1041 		   but field naming is improved */
1042 		struct hpi_control_union_msg cu;
1043 		struct hpi_nvmemory_msg n;
1044 		struct hpi_gpio_msg l;	/* digital i/o */
1045 		struct hpi_watchdog_msg w;
1046 		struct hpi_clock_msg t;	/* dsp time */
1047 		struct hpi_profile_msg p;
1048 		struct hpi_async_msg as;
1049 		char fixed_size[32];
1050 	} u;
1051 };
1052 
1053 #define HPI_MESSAGE_SIZE_BY_OBJECT { \
1054 	sizeof(struct hpi_message_header) ,   /* Default, no object type 0 */ \
1055 	sizeof(struct hpi_message_header) + sizeof(struct hpi_subsys_msg),\
1056 	sizeof(struct hpi_message_header) + sizeof(union hpi_adapterx_msg),\
1057 	sizeof(struct hpi_message_header) + sizeof(struct hpi_stream_msg),\
1058 	sizeof(struct hpi_message_header) + sizeof(struct hpi_stream_msg),\
1059 	sizeof(struct hpi_message_header) + sizeof(struct hpi_mixer_msg),\
1060 	sizeof(struct hpi_message_header) ,   /* no node message */ \
1061 	sizeof(struct hpi_message_header) + sizeof(struct hpi_control_msg),\
1062 	sizeof(struct hpi_message_header) + sizeof(struct hpi_nvmemory_msg),\
1063 	sizeof(struct hpi_message_header) + sizeof(struct hpi_gpio_msg),\
1064 	sizeof(struct hpi_message_header) + sizeof(struct hpi_watchdog_msg),\
1065 	sizeof(struct hpi_message_header) + sizeof(struct hpi_clock_msg),\
1066 	sizeof(struct hpi_message_header) + sizeof(struct hpi_profile_msg),\
1067 	sizeof(struct hpi_message_header), /* controlx obj removed */ \
1068 	sizeof(struct hpi_message_header) + sizeof(struct hpi_async_msg) \
1069 }
1070 
1071 /*
1072 Note that the wSpecificError error field should be inspected and potentially
1073 reported whenever HPI_ERROR_DSP_COMMUNICATION or HPI_ERROR_DSP_BOOTLOAD is
1074 returned in wError.
1075 */
1076 struct hpi_response_header {
1077 	u16 size;
1078 	u8 type;		/* HPI_TYPE_RESPONSE  */
1079 	u8 version;		/* response version */
1080 	u16 object;		/* HPI_OBJ_* */
1081 	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
1082 	u16 error;		/* HPI_ERROR_xxx */
1083 	u16 specific_error;	/* adapter specific error */
1084 };
1085 
1086 struct hpi_response {
1087 /* following fields must match HPI_RESPONSE_HEADER */
1088 	u16 size;
1089 	u8 type;		/* HPI_TYPE_RESPONSE  */
1090 	u8 version;		/* response version */
1091 	u16 object;		/* HPI_OBJ_* */
1092 	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
1093 	u16 error;		/* HPI_ERROR_xxx */
1094 	u16 specific_error;	/* adapter specific error */
1095 	union {
1096 		struct hpi_subsys_res s;
1097 		union hpi_adapterx_res ax;
1098 		struct hpi_stream_res d;
1099 		struct hpi_mixer_res m;
1100 		union hpi_mixerx_res mx;	/* extended mixer; */
1101 		struct hpi_control_res c;	/* mixer control; */
1102 		/* identical to hpi_control_res, but field naming is improved */
1103 		union hpi_control_union_res cu;
1104 		struct hpi_nvmemory_res n;
1105 		struct hpi_gpio_res l;	/* digital i/o */
1106 		struct hpi_watchdog_res w;
1107 		struct hpi_clock_res t;	/* dsp time */
1108 		struct hpi_profile_res p;
1109 		struct hpi_async_res as;
1110 		u8 bytes[52];
1111 	} u;
1112 };
1113 
1114 #define HPI_RESPONSE_SIZE_BY_OBJECT { \
1115 	sizeof(struct hpi_response_header) ,/* Default, no object type 0 */ \
1116 	sizeof(struct hpi_response_header) + sizeof(struct hpi_subsys_res),\
1117 	sizeof(struct hpi_response_header) + sizeof(union  hpi_adapterx_res),\
1118 	sizeof(struct hpi_response_header) + sizeof(struct hpi_stream_res),\
1119 	sizeof(struct hpi_response_header) + sizeof(struct hpi_stream_res),\
1120 	sizeof(struct hpi_response_header) + sizeof(struct hpi_mixer_res),\
1121 	sizeof(struct hpi_response_header) , /* no node response */ \
1122 	sizeof(struct hpi_response_header) + sizeof(struct hpi_control_res),\
1123 	sizeof(struct hpi_response_header) + sizeof(struct hpi_nvmemory_res),\
1124 	sizeof(struct hpi_response_header) + sizeof(struct hpi_gpio_res),\
1125 	sizeof(struct hpi_response_header) + sizeof(struct hpi_watchdog_res),\
1126 	sizeof(struct hpi_response_header) + sizeof(struct hpi_clock_res),\
1127 	sizeof(struct hpi_response_header) + sizeof(struct hpi_profile_res),\
1128 	sizeof(struct hpi_response_header), /* controlx obj removed */ \
1129 	sizeof(struct hpi_response_header) + sizeof(struct hpi_async_res) \
1130 }
1131 
1132 /*********************** version 1 message/response **************************/
1133 #define HPINET_ETHERNET_DATA_SIZE (1500)
1134 #define HPINET_IP_HDR_SIZE (20)
1135 #define HPINET_IP_DATA_SIZE (HPINET_ETHERNET_DATA_SIZE - HPINET_IP_HDR_SIZE)
1136 #define HPINET_UDP_HDR_SIZE (8)
1137 #define HPINET_UDP_DATA_SIZE (HPINET_IP_DATA_SIZE - HPINET_UDP_HDR_SIZE)
1138 #define HPINET_ASI_HDR_SIZE (2)
1139 #define HPINET_ASI_DATA_SIZE (HPINET_UDP_DATA_SIZE - HPINET_ASI_HDR_SIZE)
1140 
1141 #define HPI_MAX_PAYLOAD_SIZE (HPINET_ASI_DATA_SIZE - 2)
1142 
1143 /* New style message/response, but still V0 compatible */
1144 struct hpi_msg_adapter_get_info {
1145 	struct hpi_message_header h;
1146 };
1147 
1148 struct hpi_res_adapter_get_info {
1149 	struct hpi_response_header h;	/*v0 */
1150 	struct hpi_adapter_res p;
1151 };
1152 
1153 /* padding is so these are same size as v0 hpi_message */
1154 struct hpi_msg_adapter_query_flash {
1155 	struct hpi_message_header h;
1156 	u32 offset;
1157 	u8 pad_to_version0_size[sizeof(struct hpi_message) -	/* V0 res */
1158 		sizeof(struct hpi_message_header) - 1 * sizeof(u32)];
1159 };
1160 
1161 /* padding is so these are same size as v0 hpi_response */
1162 struct hpi_res_adapter_query_flash {
1163 	struct hpi_response_header h;
1164 	u32 checksum;
1165 	u32 length;
1166 	u32 version;
1167 	u8 pad_to_version0_size[sizeof(struct hpi_response) -	/* V0 res */
1168 		sizeof(struct hpi_response_header) - 3 * sizeof(u32)];
1169 };
1170 
1171 struct hpi_msg_adapter_start_flash {
1172 	struct hpi_message_header h;
1173 	u32 offset;
1174 	u32 length;
1175 	u32 key;
1176 	u8 pad_to_version0_size[sizeof(struct hpi_message) -	/* V0 res */
1177 		sizeof(struct hpi_message_header) - 3 * sizeof(u32)];
1178 };
1179 
1180 struct hpi_res_adapter_start_flash {
1181 	struct hpi_response_header h;
1182 	u8 pad_to_version0_size[sizeof(struct hpi_response) -	/* V0 res */
1183 		sizeof(struct hpi_response_header)];
1184 };
1185 
1186 struct hpi_msg_adapter_program_flash_payload {
1187 	u32 checksum;
1188 	u16 sequence;
1189 	u16 length;
1190 	u16 offset; /**< offset from start of msg to data */
1191 	u16 unused;
1192 	/* ensure sizeof(header + payload) == sizeof(hpi_message_V0)
1193 	   because old firmware expects data after message of this size */
1194 	u8 pad_to_version0_size[sizeof(struct hpi_message) -	/* V0 message */
1195 		sizeof(struct hpi_message_header) - sizeof(u32) -
1196 		4 * sizeof(u16)];
1197 };
1198 
1199 struct hpi_msg_adapter_program_flash {
1200 	struct hpi_message_header h;
1201 	struct hpi_msg_adapter_program_flash_payload p;
1202 	u32 data[256];
1203 };
1204 
1205 struct hpi_res_adapter_program_flash {
1206 	struct hpi_response_header h;
1207 	u16 sequence;
1208 	u8 pad_to_version0_size[sizeof(struct hpi_response) -	/* V0 res */
1209 		sizeof(struct hpi_response_header) - sizeof(u16)];
1210 };
1211 
1212 struct hpi_msg_adapter_debug_read {
1213 	struct hpi_message_header h;
1214 	u32 dsp_address;
1215 	u32 count_bytes;
1216 };
1217 
1218 struct hpi_res_adapter_debug_read {
1219 	struct hpi_response_header h;
1220 	u8 bytes[256];
1221 };
1222 
1223 struct hpi_msg_cobranet_hmi {
1224 	u16 attribute;
1225 	u16 padding;
1226 	u32 hmi_address;
1227 	u32 byte_count;
1228 };
1229 
1230 struct hpi_msg_cobranet_hmiwrite {
1231 	struct hpi_message_header h;
1232 	struct hpi_msg_cobranet_hmi p;
1233 	u8 bytes[256];
1234 };
1235 
1236 struct hpi_msg_cobranet_hmiread {
1237 	struct hpi_message_header h;
1238 	struct hpi_msg_cobranet_hmi p;
1239 };
1240 
1241 struct hpi_res_cobranet_hmiread {
1242 	struct hpi_response_header h;
1243 	u32 byte_count;
1244 	u8 bytes[256];
1245 };
1246 
1247 #if 1
1248 #define hpi_message_header_v1 hpi_message_header
1249 #define hpi_response_header_v1 hpi_response_header
1250 #else
1251 /* V1 headers in Addition to v0 headers */
1252 struct hpi_message_header_v1 {
1253 	struct hpi_message_header h0;
1254 /* struct {
1255 } h1; */
1256 };
1257 
1258 struct hpi_response_header_v1 {
1259 	struct hpi_response_header h0;
1260 	struct {
1261 		u16 adapter_index;	/* the adapter index */
1262 		u16 obj_index;	/* object index */
1263 	} h1;
1264 };
1265 #endif
1266 
1267 struct hpi_msg_payload_v0 {
1268 	struct hpi_message_header h;
1269 	union {
1270 		struct hpi_subsys_msg s;
1271 		union hpi_adapterx_msg ax;
1272 		struct hpi_stream_msg d;
1273 		struct hpi_mixer_msg m;
1274 		union hpi_mixerx_msg mx;
1275 		struct hpi_control_msg c;
1276 		struct hpi_control_union_msg cu;
1277 		struct hpi_nvmemory_msg n;
1278 		struct hpi_gpio_msg l;
1279 		struct hpi_watchdog_msg w;
1280 		struct hpi_clock_msg t;
1281 		struct hpi_profile_msg p;
1282 		struct hpi_async_msg as;
1283 	} u;
1284 };
1285 
1286 struct hpi_res_payload_v0 {
1287 	struct hpi_response_header h;
1288 	union {
1289 		struct hpi_subsys_res s;
1290 		union hpi_adapterx_res ax;
1291 		struct hpi_stream_res d;
1292 		struct hpi_mixer_res m;
1293 		union hpi_mixerx_res mx;
1294 		struct hpi_control_res c;
1295 		union hpi_control_union_res cu;
1296 		struct hpi_nvmemory_res n;
1297 		struct hpi_gpio_res l;
1298 		struct hpi_watchdog_res w;
1299 		struct hpi_clock_res t;
1300 		struct hpi_profile_res p;
1301 		struct hpi_async_res as;
1302 	} u;
1303 };
1304 
1305 union hpi_message_buffer_v1 {
1306 	struct hpi_message m0;	/* version 0 */
1307 	struct hpi_message_header_v1 h;
1308 	u8 buf[HPI_MAX_PAYLOAD_SIZE];
1309 };
1310 
1311 union hpi_response_buffer_v1 {
1312 	struct hpi_response r0;	/* version 0 */
1313 	struct hpi_response_header_v1 h;
1314 	u8 buf[HPI_MAX_PAYLOAD_SIZE];
1315 };
1316 
1317 compile_time_assert((sizeof(union hpi_message_buffer_v1) <=
1318 		HPI_MAX_PAYLOAD_SIZE), message_buffer_ok);
1319 compile_time_assert((sizeof(union hpi_response_buffer_v1) <=
1320 		HPI_MAX_PAYLOAD_SIZE), response_buffer_ok);
1321 
1322 /*////////////////////////////////////////////////////////////////////////// */
1323 /* declarations for compact control calls  */
1324 struct hpi_control_defn {
1325 	u8 type;
1326 	u8 channels;
1327 	u8 src_node_type;
1328 	u8 src_node_index;
1329 	u8 dest_node_type;
1330 	u8 dest_node_index;
1331 };
1332 
1333 /*////////////////////////////////////////////////////////////////////////// */
1334 /* declarations for control caching (internal to HPI<->DSP interaction)      */
1335 
1336 /** indicates a cached u16 value is invalid. */
1337 #define HPI_CACHE_INVALID_UINT16 0xFFFF
1338 /** indicates a cached short value is invalid. */
1339 #define HPI_CACHE_INVALID_SHORT -32768
1340 
1341 /** A compact representation of (part of) a controls state.
1342 Used for efficient transfer of the control state
1343 between DSP and host or across a network
1344 */
1345 struct hpi_control_cache_info {
1346 	/** one of HPI_CONTROL_* */
1347 	u8 control_type;
1348 	/** The total size of cached information in 32-bit words. */
1349 	u8 size_in32bit_words;
1350 	/** The original index of the control on the DSP */
1351 	u16 control_index;
1352 };
1353 
1354 struct hpi_control_cache_vol {
1355 	struct hpi_control_cache_info i;
1356 	short an_log[2];
1357 	unsigned short flags;
1358 	char padding[2];
1359 };
1360 
1361 struct hpi_control_cache_meter {
1362 	struct hpi_control_cache_info i;
1363 	short an_log_peak[2];
1364 	short an_logRMS[2];
1365 };
1366 
1367 struct hpi_control_cache_channelmode {
1368 	struct hpi_control_cache_info i;
1369 	u16 mode;
1370 	char temp_padding[6];
1371 };
1372 
1373 struct hpi_control_cache_mux {
1374 	struct hpi_control_cache_info i;
1375 	u16 source_node_type;
1376 	u16 source_node_index;
1377 	char temp_padding[4];
1378 };
1379 
1380 struct hpi_control_cache_level {
1381 	struct hpi_control_cache_info i;
1382 	short an_log[2];
1383 	char temp_padding[4];
1384 };
1385 
1386 struct hpi_control_cache_tuner {
1387 	struct hpi_control_cache_info i;
1388 	u32 freq_ink_hz;
1389 	u16 band;
1390 	short s_level_avg;
1391 };
1392 
1393 struct hpi_control_cache_aes3rx {
1394 	struct hpi_control_cache_info i;
1395 	u32 error_status;
1396 	u32 format;
1397 };
1398 
1399 struct hpi_control_cache_aes3tx {
1400 	struct hpi_control_cache_info i;
1401 	u32 format;
1402 	char temp_padding[4];
1403 };
1404 
1405 struct hpi_control_cache_tonedetector {
1406 	struct hpi_control_cache_info i;
1407 	u16 state;
1408 	char temp_padding[6];
1409 };
1410 
1411 struct hpi_control_cache_silencedetector {
1412 	struct hpi_control_cache_info i;
1413 	u32 state;
1414 	char temp_padding[4];
1415 };
1416 
1417 struct hpi_control_cache_sampleclock {
1418 	struct hpi_control_cache_info i;
1419 	u16 source;
1420 	u16 source_index;
1421 	u32 sample_rate;
1422 };
1423 
1424 struct hpi_control_cache_microphone {
1425 	struct hpi_control_cache_info i;
1426 	u16 phantom_state;
1427 	char temp_padding[6];
1428 };
1429 
1430 struct hpi_control_cache_single {
1431 	union {
1432 		struct hpi_control_cache_info i;
1433 		struct hpi_control_cache_vol vol;
1434 		struct hpi_control_cache_meter meter;
1435 		struct hpi_control_cache_channelmode mode;
1436 		struct hpi_control_cache_mux mux;
1437 		struct hpi_control_cache_level level;
1438 		struct hpi_control_cache_tuner tuner;
1439 		struct hpi_control_cache_aes3rx aes3rx;
1440 		struct hpi_control_cache_aes3tx aes3tx;
1441 		struct hpi_control_cache_tonedetector tone;
1442 		struct hpi_control_cache_silencedetector silence;
1443 		struct hpi_control_cache_sampleclock clk;
1444 		struct hpi_control_cache_microphone microphone;
1445 	} u;
1446 };
1447 
1448 struct hpi_control_cache_pad {
1449 	struct hpi_control_cache_info i;
1450 	u32 field_valid_flags;
1451 	u8 c_channel[8];
1452 	u8 c_artist[40];
1453 	u8 c_title[40];
1454 	u8 c_comment[200];
1455 	u32 pTY;
1456 	u32 pI;
1457 	u32 traffic_supported;
1458 	u32 traffic_anouncement;
1459 };
1460 
1461 /* 2^N sized FIFO buffer (internal to HPI<->DSP interaction) */
1462 struct hpi_fifo_buffer {
1463 	u32 size;
1464 	u32 dSP_index;
1465 	u32 host_index;
1466 };
1467 
1468 #ifndef DISABLE_PRAGMA_PACK1
1469 #pragma pack(pop)
1470 #endif
1471 
1472 /* skip host side function declarations for DSP
1473    compile and documentation extraction */
1474 
1475 char hpi_handle_object(const u32 handle);
1476 
1477 void hpi_handle_to_indexes(const u32 handle, u16 *pw_adapter_index,
1478 	u16 *pw_object_index);
1479 
1480 u32 hpi_indexes_to_handle(const char c_object, const u16 adapter_index,
1481 	const u16 object_index);
1482 
1483 /*////////////////////////////////////////////////////////////////////////// */
1484 
1485 /* main HPI entry point */
1486 void hpi_send_recv(struct hpi_message *phm, struct hpi_response *phr);
1487 
1488 /* used in PnP OS/driver */
1489 u16 hpi_subsys_create_adapter(const struct hpi_resource *p_resource,
1490 	u16 *pw_adapter_index);
1491 
1492 u16 hpi_outstream_host_buffer_get_info(u32 h_outstream, u8 **pp_buffer,
1493 	struct hpi_hostbuffer_status **pp_status);
1494 
1495 u16 hpi_instream_host_buffer_get_info(u32 h_instream, u8 **pp_buffer,
1496 	struct hpi_hostbuffer_status **pp_status);
1497 
1498 u16 hpi_adapter_restart(u16 adapter_index);
1499 
1500 /*
1501 The following 3 functions were last declared in header files for
1502 driver 3.10. HPI_ControlQuery() used to be the recommended way
1503 of getting a volume range. Declared here for binary asihpi32.dll
1504 compatibility.
1505 */
1506 
1507 void hpi_format_to_msg(struct hpi_msg_format *pMF,
1508 	const struct hpi_format *pF);
1509 void hpi_stream_response_to_legacy(struct hpi_stream_res *pSR);
1510 
1511 /*////////////////////////////////////////////////////////////////////////// */
1512 /* declarations for individual HPI entry points */
1513 hpi_handler_func HPI_6000;
1514 hpi_handler_func HPI_6205;
1515 
1516 #endif				/* _HPI_INTERNAL_H_ */
1517