sound/pci/asihpi/hpi_internal.h

/******************************************************************************

    AudioScience HPI driver
    Copyright (C) 1997-2010  AudioScience Inc. <support@audioscience.com>

    This program is free software; you can redistribute it and/or modify
    it under the terms of version 2 of the GNU General Public License as
    published by the Free Software Foundation;

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

HPI internal definitions

(C) Copyright AudioScience Inc. 1996-2009
******************************************************************************/

#ifndef _HPI_INTERNAL_H_
#define _HPI_INTERNAL_H_

#include "hpi.h"
/** maximum number of memory regions mapped to an adapter */
#define HPI_MAX_ADAPTER_MEM_SPACES (2)

/* Each OS needs its own hpios.h, or specific define as above */
#include "hpios.h"

/* physical memory allocation */
void hpios_locked_mem_init(void
	);
void hpios_locked_mem_free_all(void
	);
#define hpios_locked_mem_prepare(a, b, c, d);
#define hpios_locked_mem_unprepare(a)

/** Allocate and map an area of locked memory for bus master DMA operations.

On success, *pLockedMemeHandle is a valid handle, and 0 is returned
On error *pLockedMemHandle marked invalid, non-zero returned.

If this function succeeds, then HpiOs_LockedMem_GetVirtAddr() and
HpiOs_LockedMem_GetPyhsAddr() will always succed on the returned handle.
*/
u16 hpios_locked_mem_alloc(struct consistent_dma_area *p_locked_mem_handle,
							   /**< memory handle */
	u32 size, /**< size in bytes to allocate */
	struct pci_dev *p_os_reference
	/**< OS specific data required for memory allocation */
	);

/** Free mapping and memory represented by LockedMemHandle

Frees any resources, then invalidates the handle.
Returns 0 on success, 1 if handle is invalid.

*/
u16 hpios_locked_mem_free(struct consistent_dma_area *locked_mem_handle);

/** Get the physical PCI address of memory represented by LockedMemHandle.

If handle is invalid *pPhysicalAddr is set to zero and return 1
*/
u16 hpios_locked_mem_get_phys_addr(struct consistent_dma_area
	*locked_mem_handle, u32 *p_physical_addr);

/** Get the CPU address of of memory represented by LockedMemHandle.

If handle is NULL *ppvVirtualAddr is set to NULL and return 1
*/
u16 hpios_locked_mem_get_virt_addr(struct consistent_dma_area
	*locked_mem_handle, void **ppv_virtual_addr);

/** Check that handle is valid
i.e it represents a valid memory area
*/
u16 hpios_locked_mem_valid(struct consistent_dma_area *locked_mem_handle);

/* timing/delay */
void hpios_delay_micro_seconds(u32 num_micro_sec);

struct hpi_message;
struct hpi_response;

typedef void hpi_handler_func(struct hpi_message *, struct hpi_response *);

/* If the assert fails, compiler complains
   something like size of array `msg' is negative.
   Unlike linux BUILD_BUG_ON, this works outside function scope.
*/
#define compile_time_assert(cond, msg) \
    typedef char ASSERT_##msg[(cond) ? 1 : -1]

/*/////////////////////////////////////////////////////////////////////////// */
/* Private HPI Entity related definitions                                     */

#define STR_SIZE_FIELD_MAX 65535U
#define STR_TYPE_FIELD_MAX 255U
#define STR_ROLE_FIELD_MAX 255U

struct hpi_entity_str {
	uint16_t size;
	uint8_t type;
	uint8_t role;
};

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4200)
#endif

struct hpi_entity {
	struct hpi_entity_str header;
#if ! defined(HPI_OS_DSP_C6000) || (defined(HPI_OS_DSP_C6000) && (__TI_COMPILER_VERSION__ > 6000008))
	/* DSP C6000 compiler v6.0.8 and lower
	   do not support  flexible array member */
	uint8_t value[];
#else
	/* NOTE! Using sizeof(struct hpi_entity) will give erroneous results */
#define HPI_INTERNAL_WARN_ABOUT_ENTITY_VALUE
	uint8_t value[1];
#endif
};

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

/******************************************* bus types */
enum HPI_BUSES {
	HPI_BUS_ISAPNP = 1,
	HPI_BUS_PCI = 2,
	HPI_BUS_USB = 3,
	HPI_BUS_NET = 4
};

/******************************************* CONTROL ATTRIBUTES ****/
/* (in order of control type ID */

	/* This allows for 255 control types, 256 unique attributes each */
#define HPI_CTL_ATTR(ctl, ai) (HPI_CONTROL_##ctl * 0x100 + ai)

/* Get the sub-index of the attribute for a control type */
#define HPI_CTL_ATTR_INDEX(i) (i&0xff)

/* Generic control attributes.  */

/** Enable a control.
0=disable, 1=enable
\note generic to all mixer plugins?
*/
#define HPI_GENERIC_ENABLE HPI_CTL_ATTR(GENERIC, 1)

/** Enable event generation for a control.
0=disable, 1=enable
\note generic to all controls that can generate events
*/
#define HPI_GENERIC_EVENT_ENABLE HPI_CTL_ATTR(GENERIC, 2)

/* Volume Control attributes */
#define HPI_VOLUME_GAIN                 HPI_CTL_ATTR(VOLUME, 1)
#define HPI_VOLUME_AUTOFADE             HPI_CTL_ATTR(VOLUME, 2)

/** For HPI_ControlQuery() to get the number of channels of a volume control*/
#define HPI_VOLUME_NUM_CHANNELS         HPI_CTL_ATTR(VOLUME, 6)
#define HPI_VOLUME_RANGE                HPI_CTL_ATTR(VOLUME, 10)

/** Level Control attributes */
#define HPI_LEVEL_GAIN                  HPI_CTL_ATTR(LEVEL, 1)
#define HPI_LEVEL_RANGE                 HPI_CTL_ATTR(LEVEL, 10)

/* Meter Control attributes */
/** return RMS signal level */
#define HPI_METER_RMS                   HPI_CTL_ATTR(METER, 1)
/** return peak signal level */
#define HPI_METER_PEAK                  HPI_CTL_ATTR(METER, 2)
/** ballistics for ALL rms meters on adapter */
#define HPI_METER_RMS_BALLISTICS        HPI_CTL_ATTR(METER, 3)
/** ballistics for ALL peak meters on adapter */
#define HPI_METER_PEAK_BALLISTICS       HPI_CTL_ATTR(METER, 4)

/** For HPI_ControlQuery() to get the number of channels of a meter control*/
#define HPI_METER_NUM_CHANNELS          HPI_CTL_ATTR(METER, 5)

/* Multiplexer control attributes */
#define HPI_MULTIPLEXER_SOURCE          HPI_CTL_ATTR(MULTIPLEXER, 1)
#define HPI_MULTIPLEXER_QUERYSOURCE     HPI_CTL_ATTR(MULTIPLEXER, 2)

/** AES/EBU transmitter control attributes */
/** AESEBU or SPDIF */
#define HPI_AESEBUTX_FORMAT             HPI_CTL_ATTR(AESEBUTX, 1)
#define HPI_AESEBUTX_SAMPLERATE         HPI_CTL_ATTR(AESEBUTX, 3)
#define HPI_AESEBUTX_CHANNELSTATUS      HPI_CTL_ATTR(AESEBUTX, 4)
#define HPI_AESEBUTX_USERDATA           HPI_CTL_ATTR(AESEBUTX, 5)

/** AES/EBU receiver control attributes */
#define HPI_AESEBURX_FORMAT             HPI_CTL_ATTR(AESEBURX, 1)
#define HPI_AESEBURX_ERRORSTATUS        HPI_CTL_ATTR(AESEBURX, 2)
#define HPI_AESEBURX_SAMPLERATE         HPI_CTL_ATTR(AESEBURX, 3)
#define HPI_AESEBURX_CHANNELSTATUS      HPI_CTL_ATTR(AESEBURX, 4)
#define HPI_AESEBURX_USERDATA           HPI_CTL_ATTR(AESEBURX, 5)

/** \defgroup tuner_defs Tuners
\{
*/
/** \defgroup tuner_attrs Tuner control attributes
\{
*/
#define HPI_TUNER_BAND                  HPI_CTL_ATTR(TUNER, 1)
#define HPI_TUNER_FREQ                  HPI_CTL_ATTR(TUNER, 2)
#define HPI_TUNER_LEVEL                 HPI_CTL_ATTR(TUNER, 3)
#define HPI_TUNER_AUDIOMUTE             HPI_CTL_ATTR(TUNER, 4)
/* use TUNER_STATUS instead */
#define HPI_TUNER_VIDEO_STATUS          HPI_CTL_ATTR(TUNER, 5)
#define HPI_TUNER_GAIN                  HPI_CTL_ATTR(TUNER, 6)
#define HPI_TUNER_STATUS                HPI_CTL_ATTR(TUNER, 7)
#define HPI_TUNER_MODE                  HPI_CTL_ATTR(TUNER, 8)
/** RDS data. */
#define HPI_TUNER_RDS                   HPI_CTL_ATTR(TUNER, 9)
/** Audio pre-emphasis. */
#define HPI_TUNER_DEEMPHASIS            HPI_CTL_ATTR(TUNER, 10)
/** HD Radio tuner program control. */
#define HPI_TUNER_PROGRAM               HPI_CTL_ATTR(TUNER, 11)
/** HD Radio tuner digital signal quality. */
#define HPI_TUNER_HDRADIO_SIGNAL_QUALITY        HPI_CTL_ATTR(TUNER, 12)
/** HD Radio SDK firmware version. */
#define HPI_TUNER_HDRADIO_SDK_VERSION   HPI_CTL_ATTR(TUNER, 13)
/** HD Radio DSP firmware version. */
#define HPI_TUNER_HDRADIO_DSP_VERSION   HPI_CTL_ATTR(TUNER, 14)

/** \} */

/** \defgroup pads_attrs Tuner PADs control attributes
\{
*/
/** The text string containing the station/channel combination. */
#define HPI_PAD_CHANNEL_NAME            HPI_CTL_ATTR(PAD, 1)
/** The text string containing the artist. */
#define HPI_PAD_ARTIST                  HPI_CTL_ATTR(PAD, 2)
/** The text string containing the title. */
#define HPI_PAD_TITLE                   HPI_CTL_ATTR(PAD, 3)
/** The text string containing the comment. */
#define HPI_PAD_COMMENT                 HPI_CTL_ATTR(PAD, 4)
/** The integer containing the PTY code. */
#define HPI_PAD_PROGRAM_TYPE            HPI_CTL_ATTR(PAD, 5)
/** The integer containing the program identification. */
#define HPI_PAD_PROGRAM_ID              HPI_CTL_ATTR(PAD, 6)
/** The integer containing whether traffic information is supported.
Contains either 1 or 0. */
#define HPI_PAD_TA_SUPPORT              HPI_CTL_ATTR(PAD, 7)
/** The integer containing whether traffic announcement is in progress.
Contains either 1 or 0. */
#define HPI_PAD_TA_ACTIVE               HPI_CTL_ATTR(PAD, 8)
/** \} */
/** \} */

/* VOX control attributes */
#define HPI_VOX_THRESHOLD               HPI_CTL_ATTR(VOX, 1)

/*?? channel mode used hpi_multiplexer_source attribute == 1 */
#define HPI_CHANNEL_MODE_MODE HPI_CTL_ATTR(CHANNEL_MODE, 1)

/** \defgroup channel_modes Channel Modes
Used for HPI_ChannelModeSet/Get()
\{
*/
/** Left channel out = left channel in, Right channel out = right channel in. */
#define HPI_CHANNEL_MODE_NORMAL                 1
/** Left channel out = right channel in, Right channel out = left channel in. */
#define HPI_CHANNEL_MODE_SWAP                   2
/** Left channel out = left channel in, Right channel out = left channel in. */
#define HPI_CHANNEL_MODE_LEFT_TO_STEREO         3
/** Left channel out = right channel in, Right channel out = right channel in.*/
#define HPI_CHANNEL_MODE_RIGHT_TO_STEREO        4
/** Left channel out = (left channel in + right channel in)/2,
    Right channel out = mute. */
#define HPI_CHANNEL_MODE_STEREO_TO_LEFT         5
/** Left channel out = mute,
    Right channel out = (right channel in + left channel in)/2. */
#define HPI_CHANNEL_MODE_STEREO_TO_RIGHT        6
#define HPI_CHANNEL_MODE_LAST                   6
/** \} */

/* Bitstream control set attributes */
#define HPI_BITSTREAM_DATA_POLARITY     HPI_CTL_ATTR(BITSTREAM, 1)
#define HPI_BITSTREAM_CLOCK_EDGE        HPI_CTL_ATTR(BITSTREAM, 2)
#define HPI_BITSTREAM_CLOCK_SOURCE      HPI_CTL_ATTR(BITSTREAM, 3)

#define HPI_POLARITY_POSITIVE           0
#define HPI_POLARITY_NEGATIVE           1

/* Bitstream control get attributes */
#define HPI_BITSTREAM_ACTIVITY          1

/* SampleClock control attributes */
#define HPI_SAMPLECLOCK_SOURCE                  HPI_CTL_ATTR(SAMPLECLOCK, 1)
#define HPI_SAMPLECLOCK_SAMPLERATE              HPI_CTL_ATTR(SAMPLECLOCK, 2)
#define HPI_SAMPLECLOCK_SOURCE_INDEX            HPI_CTL_ATTR(SAMPLECLOCK, 3)
#define HPI_SAMPLECLOCK_LOCAL_SAMPLERATE\
	HPI_CTL_ATTR(SAMPLECLOCK, 4)
#define HPI_SAMPLECLOCK_AUTO                    HPI_CTL_ATTR(SAMPLECLOCK, 5)
#define HPI_SAMPLECLOCK_LOCAL_LOCK                      HPI_CTL_ATTR(SAMPLECLOCK, 6)

/* Microphone control attributes */
#define HPI_MICROPHONE_PHANTOM_POWER HPI_CTL_ATTR(MICROPHONE, 1)

/** Equalizer control attributes
*/
/** Used to get number of filters in an EQ. (Can't set) */
#define HPI_EQUALIZER_NUM_FILTERS HPI_CTL_ATTR(EQUALIZER, 1)
/** Set/get the filter by type, freq, Q, gain */
#define HPI_EQUALIZER_FILTER HPI_CTL_ATTR(EQUALIZER, 2)
/** Get the biquad coefficients */
#define HPI_EQUALIZER_COEFFICIENTS HPI_CTL_ATTR(EQUALIZER, 3)

#define HPI_COMPANDER_PARAMS HPI_CTL_ATTR(COMPANDER, 1)

/* Cobranet control attributes.
   MUST be distinct from all other control attributes.
   This is so that host side processing can easily identify a Cobranet control
   and apply additional host side operations (like copying data) as required.
*/
#define HPI_COBRANET_SET         HPI_CTL_ATTR(COBRANET, 1)
#define HPI_COBRANET_GET         HPI_CTL_ATTR(COBRANET, 2)
#define HPI_COBRANET_SET_DATA    HPI_CTL_ATTR(COBRANET, 3)
#define HPI_COBRANET_GET_DATA    HPI_CTL_ATTR(COBRANET, 4)
#define HPI_COBRANET_GET_STATUS  HPI_CTL_ATTR(COBRANET, 5)
#define HPI_COBRANET_SEND_PACKET HPI_CTL_ATTR(COBRANET, 6)
#define HPI_COBRANET_GET_PACKET  HPI_CTL_ATTR(COBRANET, 7)

/*------------------------------------------------------------
 Cobranet Chip Bridge - copied from HMI.H
------------------------------------------------------------*/
#define  HPI_COBRANET_HMI_cobra_bridge           0x20000
#define  HPI_COBRANET_HMI_cobra_bridge_tx_pkt_buf \
	(HPI_COBRANET_HMI_cobra_bridge + 0x1000)
#define  HPI_COBRANET_HMI_cobra_bridge_rx_pkt_buf \
	(HPI_COBRANET_HMI_cobra_bridge + 0x2000)
#define  HPI_COBRANET_HMI_cobra_if_table1         0x110000
#define  HPI_COBRANET_HMI_cobra_if_phy_address \
	(HPI_COBRANET_HMI_cobra_if_table1 + 0xd)
#define  HPI_COBRANET_HMI_cobra_protocolIP       0x72000
#define  HPI_COBRANET_HMI_cobra_ip_mon_currentIP \
	(HPI_COBRANET_HMI_cobra_protocolIP + 0x0)
#define  HPI_COBRANET_HMI_cobra_ip_mon_staticIP \
	(HPI_COBRANET_HMI_cobra_protocolIP + 0x2)
#define  HPI_COBRANET_HMI_cobra_sys              0x100000
#define  HPI_COBRANET_HMI_cobra_sys_desc \
		(HPI_COBRANET_HMI_cobra_sys + 0x0)
#define  HPI_COBRANET_HMI_cobra_sys_objectID \
	(HPI_COBRANET_HMI_cobra_sys + 0x100)
#define  HPI_COBRANET_HMI_cobra_sys_contact \
	(HPI_COBRANET_HMI_cobra_sys + 0x200)
#define  HPI_COBRANET_HMI_cobra_sys_name \
		(HPI_COBRANET_HMI_cobra_sys + 0x300)
#define  HPI_COBRANET_HMI_cobra_sys_location \
	(HPI_COBRANET_HMI_cobra_sys + 0x400)

/*------------------------------------------------------------
 Cobranet Chip Status bits
------------------------------------------------------------*/
#define HPI_COBRANET_HMI_STATUS_RXPACKET 2
#define HPI_COBRANET_HMI_STATUS_TXPACKET 3

/*------------------------------------------------------------
 Ethernet header size
------------------------------------------------------------*/
#define HPI_ETHERNET_HEADER_SIZE (16)

/* These defines are used to fill in protocol information for an Ethernet packet
    sent using HMI on CS18102 */
/** ID supplied by Cirrius for ASI packets. */
#define HPI_ETHERNET_PACKET_ID                  0x85
/** Simple packet - no special routing required */
#define HPI_ETHERNET_PACKET_V1                  0x01
/** This packet must make its way to the host across the HPI interface */
#define HPI_ETHERNET_PACKET_HOSTED_VIA_HMI      0x20
/** This packet must make its way to the host across the HPI interface */
#define HPI_ETHERNET_PACKET_HOSTED_VIA_HMI_V1   0x21
/** This packet must make its way to the host across the HPI interface */
#define HPI_ETHERNET_PACKET_HOSTED_VIA_HPI      0x40
/** This packet must make its way to the host across the HPI interface */
#define HPI_ETHERNET_PACKET_HOSTED_VIA_HPI_V1   0x41

#define HPI_ETHERNET_UDP_PORT (44600)	/*!< UDP messaging port */

/** Base network time out is set to 100 milli-seconds. */
#define HPI_ETHERNET_TIMEOUT_MS      (100)

/** \defgroup tonedet_attr Tonedetector attributes
\{
Used by HPI_ToneDetector_Set() and HPI_ToneDetector_Get()
*/

/** Set the threshold level of a tonedetector,
Threshold is a -ve number in units of dB/100,
*/
#define HPI_TONEDETECTOR_THRESHOLD HPI_CTL_ATTR(TONEDETECTOR, 1)

/** Get the current state of tonedetection
The result is a bitmap of detected tones.  pairs of bits represent the left
and right channels, with left channel in LSB.
The lowest frequency detector state is in the LSB
*/
#define HPI_TONEDETECTOR_STATE HPI_CTL_ATTR(TONEDETECTOR, 2)

/** Get the frequency of a tonedetector band.
*/
#define HPI_TONEDETECTOR_FREQUENCY HPI_CTL_ATTR(TONEDETECTOR, 3)

/**\}*/

/** \defgroup silencedet_attr SilenceDetector attributes
\{
*/

/** Get the current state of tonedetection
The result is a bitmap with 1s for silent channels. Left channel is in LSB
*/
#define HPI_SILENCEDETECTOR_STATE \
  HPI_CTL_ATTR(SILENCEDETECTOR, 2)

/** Set the threshold level of a SilenceDetector,
Threshold is a -ve number in units of dB/100,
*/
#define HPI_SILENCEDETECTOR_THRESHOLD \
  HPI_CTL_ATTR(SILENCEDETECTOR, 1)

/** get/set the silence time before the detector triggers
*/
#define HPI_SILENCEDETECTOR_DELAY \
       HPI_CTL_ATTR(SILENCEDETECTOR, 3)

/**\}*/

/* Locked memory buffer alloc/free phases */
/** use one message to allocate or free physical memory */
#define HPI_BUFFER_CMD_EXTERNAL                 0
/** alloc physical memory */
#define HPI_BUFFER_CMD_INTERNAL_ALLOC           1
/** send physical memory address to adapter */
#define HPI_BUFFER_CMD_INTERNAL_GRANTADAPTER    2
/** notify adapter to stop using physical buffer */
#define HPI_BUFFER_CMD_INTERNAL_REVOKEADAPTER   3
/** free physical buffer */
#define HPI_BUFFER_CMD_INTERNAL_FREE            4

/******************************************* CONTROLX ATTRIBUTES ****/
/* NOTE: All controlx attributes must be unique, unlike control attributes */

/*****************************************************************************/
/*****************************************************************************/
/********               HPI LOW LEVEL MESSAGES                  *******/
/*****************************************************************************/
/*****************************************************************************/
/** Pnp ids */
/** "ASI"  - actual is "ASX" - need to change */
#define HPI_ID_ISAPNP_AUDIOSCIENCE      0x0669
/** PCI vendor ID that AudioScience uses */
#define HPI_PCI_VENDOR_ID_AUDIOSCIENCE  0x175C
/** PCI vendor ID that the DSP56301 has */
#define HPI_PCI_VENDOR_ID_MOTOROLA      0x1057
/** PCI vendor ID that TI uses */
#define HPI_PCI_VENDOR_ID_TI            0x104C

#define HPI_PCI_DEV_ID_PCI2040          0xAC60
/** TI's C6205 PCI interface has this ID */
#define HPI_PCI_DEV_ID_DSP6205          0xA106

#define HPI_USB_VENDOR_ID_AUDIOSCIENCE  0x1257
#define HPI_USB_W2K_TAG                 0x57495341	/* "ASIW"       */
#define HPI_USB_LINUX_TAG               0x4C495341	/* "ASIL"       */

/** First 2 hex digits define the adapter family */
#define HPI_ADAPTER_FAMILY_MASK         0xff00

#define HPI_ADAPTER_FAMILY_ASI(f)   (f & HPI_ADAPTER_FAMILY_MASK)
#define HPI_ADAPTER_ASI(f)   (f)

/******************************************* message types */
#define HPI_TYPE_MESSAGE                        1
#define HPI_TYPE_RESPONSE                       2
#define HPI_TYPE_DATA                           3
#define HPI_TYPE_SSX2BYPASS_MESSAGE             4

/******************************************* object types */
#define HPI_OBJ_SUBSYSTEM                       1
#define HPI_OBJ_ADAPTER                         2
#define HPI_OBJ_OSTREAM                         3
#define HPI_OBJ_ISTREAM                         4
#define HPI_OBJ_MIXER                           5
#define HPI_OBJ_NODE                            6
#define HPI_OBJ_CONTROL                         7
#define HPI_OBJ_NVMEMORY                        8
#define HPI_OBJ_GPIO                            9
#define HPI_OBJ_WATCHDOG                        10
#define HPI_OBJ_CLOCK                           11
#define HPI_OBJ_PROFILE                         12
#define HPI_OBJ_CONTROLEX                       13
#define HPI_OBJ_ASYNCEVENT                      14

#define HPI_OBJ_MAXINDEX                        14

/******************************************* methods/functions */

#define HPI_OBJ_FUNCTION_SPACING        0x100
#define HPI_MAKE_INDEX(obj, index) (obj * HPI_OBJ_FUNCTION_SPACING + index)
#define HPI_EXTRACT_INDEX(fn) (fn & 0xff)

/* SUB-SYSTEM */
#define HPI_SUBSYS_OPEN                 HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 1)
#define HPI_SUBSYS_GET_VERSION          HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 2)
#define HPI_SUBSYS_GET_INFO             HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 3)
#define HPI_SUBSYS_FIND_ADAPTERS        HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 4)
#define HPI_SUBSYS_CREATE_ADAPTER       HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 5)
#define HPI_SUBSYS_CLOSE                HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 6)
#define HPI_SUBSYS_DELETE_ADAPTER       HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 7)
#define HPI_SUBSYS_DRIVER_LOAD          HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 8)
#define HPI_SUBSYS_DRIVER_UNLOAD        HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 9)
#define HPI_SUBSYS_READ_PORT_8          HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 10)
#define HPI_SUBSYS_WRITE_PORT_8         HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 11)
#define HPI_SUBSYS_GET_NUM_ADAPTERS     HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 12)
#define HPI_SUBSYS_GET_ADAPTER          HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 13)
#define HPI_SUBSYS_SET_NETWORK_INTERFACE HPI_MAKE_INDEX(HPI_OBJ_SUBSYSTEM, 14)
#define HPI_SUBSYS_FUNCTION_COUNT 14
/* ADAPTER */
#define HPI_ADAPTER_OPEN                HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 1)
#define HPI_ADAPTER_CLOSE               HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 2)
#define HPI_ADAPTER_GET_INFO            HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 3)
#define HPI_ADAPTER_GET_ASSERT          HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 4)
#define HPI_ADAPTER_TEST_ASSERT         HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 5)
#define HPI_ADAPTER_SET_MODE            HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 6)
#define HPI_ADAPTER_GET_MODE            HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 7)
#define HPI_ADAPTER_ENABLE_CAPABILITY   HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 8)
#define HPI_ADAPTER_SELFTEST            HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 9)
#define HPI_ADAPTER_FIND_OBJECT         HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 10)
#define HPI_ADAPTER_QUERY_FLASH         HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 11)
#define HPI_ADAPTER_START_FLASH         HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 12)
#define HPI_ADAPTER_PROGRAM_FLASH       HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 13)
#define HPI_ADAPTER_SET_PROPERTY        HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 14)
#define HPI_ADAPTER_GET_PROPERTY        HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 15)
#define HPI_ADAPTER_ENUM_PROPERTY       HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 16)
#define HPI_ADAPTER_MODULE_INFO         HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 17)
#define HPI_ADAPTER_DEBUG_READ          HPI_MAKE_INDEX(HPI_OBJ_ADAPTER, 18)
#define HPI_ADAPTER_FUNCTION_COUNT 18
/* OUTPUT STREAM */
#define HPI_OSTREAM_OPEN                HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 1)
#define HPI_OSTREAM_CLOSE               HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 2)
#define HPI_OSTREAM_WRITE               HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 3)
#define HPI_OSTREAM_START               HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 4)
#define HPI_OSTREAM_STOP                HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 5)
#define HPI_OSTREAM_RESET               HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 6)
#define HPI_OSTREAM_GET_INFO            HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 7)
#define HPI_OSTREAM_QUERY_FORMAT        HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 8)
#define HPI_OSTREAM_DATA                HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 9)
#define HPI_OSTREAM_SET_VELOCITY        HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 10)
#define HPI_OSTREAM_SET_PUNCHINOUT      HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 11)
#define HPI_OSTREAM_SINEGEN             HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 12)
#define HPI_OSTREAM_ANC_RESET           HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 13)
#define HPI_OSTREAM_ANC_GET_INFO        HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 14)
#define HPI_OSTREAM_ANC_READ            HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 15)
#define HPI_OSTREAM_SET_TIMESCALE       HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 16)
#define HPI_OSTREAM_SET_FORMAT          HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 17)
#define HPI_OSTREAM_HOSTBUFFER_ALLOC    HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 18)
#define HPI_OSTREAM_HOSTBUFFER_FREE     HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 19)
#define HPI_OSTREAM_GROUP_ADD           HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 20)
#define HPI_OSTREAM_GROUP_GETMAP        HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 21)
#define HPI_OSTREAM_GROUP_RESET         HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 22)
#define HPI_OSTREAM_HOSTBUFFER_GET_INFO HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 23)
#define HPI_OSTREAM_WAIT_START          HPI_MAKE_INDEX(HPI_OBJ_OSTREAM, 24)
#define HPI_OSTREAM_FUNCTION_COUNT              24
/* INPUT STREAM */
#define HPI_ISTREAM_OPEN                HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 1)
#define HPI_ISTREAM_CLOSE               HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 2)
#define HPI_ISTREAM_SET_FORMAT          HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 3)
#define HPI_ISTREAM_READ                HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 4)
#define HPI_ISTREAM_START               HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 5)
#define HPI_ISTREAM_STOP                HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 6)
#define HPI_ISTREAM_RESET               HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 7)
#define HPI_ISTREAM_GET_INFO            HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 8)
#define HPI_ISTREAM_QUERY_FORMAT        HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 9)
#define HPI_ISTREAM_ANC_RESET           HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 10)
#define HPI_ISTREAM_ANC_GET_INFO        HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 11)
#define HPI_ISTREAM_ANC_WRITE           HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 12)
#define HPI_ISTREAM_HOSTBUFFER_ALLOC    HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 13)
#define HPI_ISTREAM_HOSTBUFFER_FREE     HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 14)
#define HPI_ISTREAM_GROUP_ADD           HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 15)
#define HPI_ISTREAM_GROUP_GETMAP        HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 16)
#define HPI_ISTREAM_GROUP_RESET         HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 17)
#define HPI_ISTREAM_HOSTBUFFER_GET_INFO HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 18)
#define HPI_ISTREAM_WAIT_START          HPI_MAKE_INDEX(HPI_OBJ_ISTREAM, 19)
#define HPI_ISTREAM_FUNCTION_COUNT              19
/* MIXER */
/* NOTE:
   GET_NODE_INFO, SET_CONNECTION, GET_CONNECTIONS are not currently used */
#define HPI_MIXER_OPEN                  HPI_MAKE_INDEX(HPI_OBJ_MIXER, 1)
#define HPI_MIXER_CLOSE                 HPI_MAKE_INDEX(HPI_OBJ_MIXER, 2)
#define HPI_MIXER_GET_INFO              HPI_MAKE_INDEX(HPI_OBJ_MIXER, 3)
#define HPI_MIXER_GET_NODE_INFO         HPI_MAKE_INDEX(HPI_OBJ_MIXER, 4)
#define HPI_MIXER_GET_CONTROL           HPI_MAKE_INDEX(HPI_OBJ_MIXER, 5)
#define HPI_MIXER_SET_CONNECTION        HPI_MAKE_INDEX(HPI_OBJ_MIXER, 6)
#define HPI_MIXER_GET_CONNECTIONS       HPI_MAKE_INDEX(HPI_OBJ_MIXER, 7)
#define HPI_MIXER_GET_CONTROL_BY_INDEX  HPI_MAKE_INDEX(HPI_OBJ_MIXER, 8)
#define HPI_MIXER_GET_CONTROL_ARRAY_BY_INDEX  HPI_MAKE_INDEX(HPI_OBJ_MIXER, 9)
#define HPI_MIXER_GET_CONTROL_MULTIPLE_VALUES HPI_MAKE_INDEX(HPI_OBJ_MIXER, 10)
#define HPI_MIXER_STORE                 HPI_MAKE_INDEX(HPI_OBJ_MIXER, 11)
#define HPI_MIXER_FUNCTION_COUNT        11
/* MIXER CONTROLS */
#define HPI_CONTROL_GET_INFO            HPI_MAKE_INDEX(HPI_OBJ_CONTROL, 1)
#define HPI_CONTROL_GET_STATE           HPI_MAKE_INDEX(HPI_OBJ_CONTROL, 2)
#define HPI_CONTROL_SET_STATE           HPI_MAKE_INDEX(HPI_OBJ_CONTROL, 3)
#define HPI_CONTROL_FUNCTION_COUNT 3
/* NONVOL MEMORY */
#define HPI_NVMEMORY_OPEN               HPI_MAKE_INDEX(HPI_OBJ_NVMEMORY, 1)
#define HPI_NVMEMORY_READ_BYTE          HPI_MAKE_INDEX(HPI_OBJ_NVMEMORY, 2)
#define HPI_NVMEMORY_WRITE_BYTE         HPI_MAKE_INDEX(HPI_OBJ_NVMEMORY, 3)
#define HPI_NVMEMORY_FUNCTION_COUNT 3
/* GPIO */
#define HPI_GPIO_OPEN                   HPI_MAKE_INDEX(HPI_OBJ_GPIO, 1)
#define HPI_GPIO_READ_BIT               HPI_MAKE_INDEX(HPI_OBJ_GPIO, 2)
#define HPI_GPIO_WRITE_BIT              HPI_MAKE_INDEX(HPI_OBJ_GPIO, 3)
#define HPI_GPIO_READ_ALL               HPI_MAKE_INDEX(HPI_OBJ_GPIO, 4)
#define HPI_GPIO_WRITE_STATUS           HPI_MAKE_INDEX(HPI_OBJ_GPIO, 5)
#define HPI_GPIO_FUNCTION_COUNT 5
/* ASYNC EVENT */
#define HPI_ASYNCEVENT_OPEN             HPI_MAKE_INDEX(HPI_OBJ_ASYNCEVENT, 1)
#define HPI_ASYNCEVENT_CLOSE            HPI_MAKE_INDEX(HPI_OBJ_ASYNCEVENT, 2)
#define HPI_ASYNCEVENT_WAIT             HPI_MAKE_INDEX(HPI_OBJ_ASYNCEVENT, 3)
#define HPI_ASYNCEVENT_GETCOUNT         HPI_MAKE_INDEX(HPI_OBJ_ASYNCEVENT, 4)
#define HPI_ASYNCEVENT_GET              HPI_MAKE_INDEX(HPI_OBJ_ASYNCEVENT, 5)
#define HPI_ASYNCEVENT_SENDEVENTS       HPI_MAKE_INDEX(HPI_OBJ_ASYNCEVENT, 6)
#define HPI_ASYNCEVENT_FUNCTION_COUNT 6
/* WATCH-DOG */
#define HPI_WATCHDOG_OPEN               HPI_MAKE_INDEX(HPI_OBJ_WATCHDOG, 1)
#define HPI_WATCHDOG_SET_TIME           HPI_MAKE_INDEX(HPI_OBJ_WATCHDOG, 2)
#define HPI_WATCHDOG_PING               HPI_MAKE_INDEX(HPI_OBJ_WATCHDOG, 3)
/* CLOCK */
#define HPI_CLOCK_OPEN                  HPI_MAKE_INDEX(HPI_OBJ_CLOCK, 1)
#define HPI_CLOCK_SET_TIME              HPI_MAKE_INDEX(HPI_OBJ_CLOCK, 2)
#define HPI_CLOCK_GET_TIME              HPI_MAKE_INDEX(HPI_OBJ_CLOCK, 3)
/* PROFILE */
#define HPI_PROFILE_OPEN_ALL            HPI_MAKE_INDEX(HPI_OBJ_PROFILE, 1)
#define HPI_PROFILE_START_ALL           HPI_MAKE_INDEX(HPI_OBJ_PROFILE, 2)
#define HPI_PROFILE_STOP_ALL            HPI_MAKE_INDEX(HPI_OBJ_PROFILE, 3)
#define HPI_PROFILE_GET                 HPI_MAKE_INDEX(HPI_OBJ_PROFILE, 4)
#define HPI_PROFILE_GET_IDLECOUNT       HPI_MAKE_INDEX(HPI_OBJ_PROFILE, 5)
#define HPI_PROFILE_GET_NAME            HPI_MAKE_INDEX(HPI_OBJ_PROFILE, 6)
#define HPI_PROFILE_GET_UTILIZATION     HPI_MAKE_INDEX(HPI_OBJ_PROFILE, 7)
#define HPI_PROFILE_FUNCTION_COUNT 7
/* ////////////////////////////////////////////////////////////////////// */
/* PRIVATE ATTRIBUTES */

/* ////////////////////////////////////////////////////////////////////// */
/* STRUCTURES */
#ifndef DISABLE_PRAGMA_PACK1
#pragma pack(push, 1)
#endif

/** PCI bus resource */
struct hpi_pci {
	u32 __iomem *ap_mem_base[HPI_MAX_ADAPTER_MEM_SPACES];
	struct pci_dev *p_os_data;

#ifndef HPI64BIT		/* keep structure size constant */
	u32 padding[HPI_MAX_ADAPTER_MEM_SPACES + 1];
#endif
	u16 vendor_id;
	u16 device_id;
	u16 subsys_vendor_id;
	u16 subsys_device_id;
	u16 bus_number;
	u16 device_number;
	u32 interrupt;
};

struct hpi_resource {
	union {
		const struct hpi_pci *pci;
		const char *net_if;
	} r;
#ifndef HPI64BIT		/* keep structure size constant */
	u32 pad_to64;
#endif
	u16 bus_type;		/* HPI_BUS_PNPISA, _PCI, _USB etc */
	u16 padding;

};

/** Format info used inside struct hpi_message
    Not the same as public API struct hpi_format */
struct hpi_msg_format {
	u32 sample_rate;
				/**< 11025, 32000, 44100 ... */
	u32 bit_rate;	      /**< for MPEG */
	u32 attributes;
				/**< Stereo/JointStereo/Mono */
	u16 channels;	      /**< 1,2..., (or ancillary mode or idle bit */
	u16 format; /**< HPI_FORMAT_PCM16, _MPEG etc. see \ref HPI_FORMATS. */
};

/**  Buffer+format structure.
	 Must be kept 7 * 32 bits to match public struct hpi_datastruct */
struct hpi_msg_data {
	struct hpi_msg_format format;
	u8 *pb_data;
#ifndef HPI64BIT
	u32 padding;
#endif
	u32 data_size;
};

/** struct hpi_datastructure used up to 3.04 driver */
struct hpi_data_legacy32 {
	struct hpi_format format;
	u32 pb_data;
	u32 data_size;
};

#ifdef HPI64BIT
/* Compatibility version of struct hpi_data*/
struct hpi_data_compat32 {
	struct hpi_msg_format format;
	u32 pb_data;
	u32 padding;
	u32 data_size;
};
#endif

struct hpi_buffer {
  /** placehoder for backward compatability (see dwBufferSize) */
	struct hpi_msg_format reserved;
	u32 command;	/**< HPI_BUFFER_CMD_xxx*/
	u32 pci_address; /**< PCI physical address of buffer for DSP DMA */
	u32 buffer_size; /**< must line up with data_size of HPI_DATA*/
};

/*/////////////////////////////////////////////////////////////////////////// */
/* This is used for background buffer bus mastering stream buffers.           */
struct hpi_hostbuffer_status {
	u32 samples_processed;
	u32 auxiliary_data_available;
	u32 stream_state;
	/* DSP index in to the host bus master buffer. */
	u32 dSP_index;
	/* Host index in to the host bus master buffer. */
	u32 host_index;
	u32 size_in_bytes;
};

struct hpi_streamid {
	u16 object_type;
		    /**< Type of object, HPI_OBJ_OSTREAM or HPI_OBJ_ISTREAM. */
	u16 stream_index; /**< outstream or instream index. */
};

struct hpi_punchinout {
	u32 punch_in_sample;
	u32 punch_out_sample;
};

struct hpi_subsys_msg {
	struct hpi_resource resource;
};

struct hpi_subsys_res {
	u32 version;
	u32 data;		/* used to return extended version */
	u16 num_adapters;	/* number of adapters */
	u16 adapter_index;
	u16 aw_adapter_list[HPI_MAX_ADAPTERS];
};

struct hpi_adapter_msg {
	u32 adapter_mode;	/* adapter mode */
	u16 assert_id;		/* assert number for "test assert" call
				   object_index for find object call
				   query_or_set for hpi_adapter_set_mode_ex() */
	u16 object_type;	/* for adapter find object call */
};

union hpi_adapterx_msg {
	struct hpi_adapter_msg adapter;
	struct {
		u32 offset;
	} query_flash;
	struct {
		u32 offset;
		u32 length;
		u32 key;
	} start_flash;
	struct {
		u32 checksum;
		u16 sequence;
		u16 length;
		u16 offset; /**< offset from start of msg to data */
		u16 unused;
	} program_flash;
	struct {
		u16 property;
		u16 parameter1;
		u16 parameter2;
	} property_set;
	struct {
		u16 index;
		u16 what;
		u16 property_index;
	} property_enum;
	struct {
		u16 index;
	} module_info;
	struct {
		u32 dsp_address;
		u32 count_bytes;
	} debug_read;
};

struct hpi_adapter_res {
	u32 serial_number;
	u16 adapter_type;
	u16 adapter_index;	/* is this needed? also used for dsp_index */
	u16 num_instreams;
	u16 num_outstreams;
	u16 num_mixers;
	u16 version;
	u8 sz_adapter_assert[HPI_STRING_LEN];
};

union hpi_adapterx_res {
	struct hpi_adapter_res adapter;
	struct {
		u32 checksum;
		u32 length;
		u32 version;
	} query_flash;
	struct {
		u16 sequence;
	} program_flash;
	struct {
		u16 parameter1;
		u16 parameter2;
	} property_get;
};

struct hpi_stream_msg {
	union {
		struct hpi_msg_data data;
		struct hpi_data_legacy32 data32;
		u16 velocity;
		struct hpi_punchinout pio;
		u32 time_scale;
		struct hpi_buffer buffer;
		struct hpi_streamid stream;
	} u;
};

struct hpi_stream_res {
	union {
		struct {
			/* size of hardware buffer */
			u32 buffer_size;
			/* OutStream - data to play,
			   InStream - data recorded */
			u32 data_available;
			/* OutStream - samples played,
			   InStream - samples recorded */
			u32 samples_transferred;
			/* Adapter - OutStream - data to play,
			   InStream - data recorded */
			u32 auxiliary_data_available;
			u16 state;	/* HPI_STATE_PLAYING, _STATE_STOPPED */
			u16 padding;
		} stream_info;
		struct {
			u32 buffer_size;
			u32 data_available;
			u32 samples_transfered;
			u16 state;
			u16 outstream_index;
			u16 instream_index;
			u16 padding;
			u32 auxiliary_data_available;
		} legacy_stream_info;
		struct {
			/* bitmap of grouped OutStreams */
			u32 outstream_group_map;
			/* bitmap of grouped InStreams */
			u32 instream_group_map;
		} group_info;
		struct {
			/* pointer to the buffer */
			u8 *p_buffer;
			/* pointer to the hostbuffer status */
			struct hpi_hostbuffer_status *p_status;
		} hostbuffer_info;
	} u;
};

struct hpi_mixer_msg {
	u16 control_index;
	u16 control_type;	/* = HPI_CONTROL_METER _VOLUME etc */
	u16 padding1;		/* maintain alignment of subsequent fields */
	u16 node_type1;		/* = HPI_SOURCENODE_LINEIN etc */
	u16 node_index1;	/* = 0..N */
	u16 node_type2;
	u16 node_index2;
	u16 padding2;		/* round to 4 bytes */
};

struct hpi_mixer_res {
	u16 src_node_type;	/* = HPI_SOURCENODE_LINEIN etc */
	u16 src_node_index;	/* = 0..N */
	u16 dst_node_type;
	u16 dst_node_index;
	/* Also controlType for MixerGetControlByIndex */
	u16 control_index;
	/* may indicate which DSP the control is located on */
	u16 dsp_index;
};

union hpi_mixerx_msg {
	struct {
		u16 starting_index;
		u16 flags;
		u32 length_in_bytes;	/* length in bytes of p_data */
		u32 p_data;	/* pointer to a data array */
	} gcabi;
	struct {
		u16 command;
		u16 index;
	} store;		/* for HPI_MIXER_STORE message */
};

union hpi_mixerx_res {
	struct {
		u32 bytes_returned;	/* size of items returned */
		u32 p_data;	/* pointer to data array */
		u16 more_to_do;	/* indicates if there is more to do */
	} gcabi;
};

struct hpi_control_msg {
	u16 attribute;		/* control attribute or property */
	u16 saved_index;
	u32 param1;		/* generic parameter 1 */
	u32 param2;		/* generic parameter 2 */
	short an_log_value[HPI_MAX_CHANNELS];
};

struct hpi_control_union_msg {
	u16 attribute;		/* control attribute or property */
	u16 saved_index;	/* only used in ctrl save/restore */
	union {
		struct {
			u32 param1;	/* generic parameter 1 */
			u32 param2;	/* generic parameter 2 */
			short an_log_value[HPI_MAX_CHANNELS];
		} old;
		union {
			u32 frequency;
			u32 gain;
			u32 band;
			u32 deemphasis;
			u32 program;
			struct {
				u32 mode;
				u32 value;
			} mode;
		} tuner;
	} u;
};

struct hpi_control_res {
	/* Could make union. dwParam, anLogValue never used in same response */
	u32 param1;
	u32 param2;
	short an_log_value[HPI_MAX_CHANNELS];
};

union hpi_control_union_res {
	struct {
		u32 param1;
		u32 param2;
		short an_log_value[HPI_MAX_CHANNELS];
	} old;
	union {
		u32 band;
		u32 frequency;
		u32 gain;
		u32 level;
		u32 deemphasis;
		struct {
			u32 data[2];
			u32 bLER;
		} rds;
	} tuner;
	struct {
		char sz_data[8];
		u32 remaining_chars;
	} chars8;
	char c_data12[12];
};

/* HPI_CONTROLX_STRUCTURES */

/* Message */

/** Used for all HMI variables where max length <= 8 bytes
*/
struct hpi_controlx_msg_cobranet_data {
	u32 hmi_address;
	u32 byte_count;
	u32 data[2];
};

/** Used for string data, and for packet bridge
*/
struct hpi_controlx_msg_cobranet_bigdata {
	u32 hmi_address;
	u32 byte_count;
	u8 *pb_data;
#ifndef HPI64BIT
	u32 padding;
#endif
};

/** Used for PADS control reading of string fields.
*/
struct hpi_controlx_msg_pad_data {
	u32 field;
	u32 byte_count;
	u8 *pb_data;
#ifndef HPI64BIT
	u32 padding;
#endif
};

/** Used for generic data
*/

struct hpi_controlx_msg_generic {
	u32 param1;
	u32 param2;
};

struct hpi_controlx_msg {
	u16 attribute;		/* control attribute or property */
	u16 saved_index;
	union {
		struct hpi_controlx_msg_cobranet_data cobranet_data;
		struct hpi_controlx_msg_cobranet_bigdata cobranet_bigdata;
		struct hpi_controlx_msg_generic generic;
		struct hpi_controlx_msg_pad_data pad_data;
		/*struct param_value universal_value; */
		/* nothing extra to send for status read */
	} u;
};

/* Response */
/**
*/
struct hpi_controlx_res_cobranet_data {
	u32 byte_count;
	u32 data[2];
};

struct hpi_controlx_res_cobranet_bigdata {
	u32 byte_count;
};

struct hpi_controlx_res_cobranet_status {
	u32 status;
	u32 readable_size;
	u32 writeable_size;
};

struct hpi_controlx_res_generic {
	u32 param1;
	u32 param2;
};

struct hpi_controlx_res {
	union {
		struct hpi_controlx_res_cobranet_bigdata cobranet_bigdata;
		struct hpi_controlx_res_cobranet_data cobranet_data;
		struct hpi_controlx_res_cobranet_status cobranet_status;
		struct hpi_controlx_res_generic generic;
		/*struct param_info universal_info; */
		/*struct param_value universal_value; */
	} u;
};

struct hpi_nvmemory_msg {
	u16 address;
	u16 data;
};

struct hpi_nvmemory_res {
	u16 size_in_bytes;
	u16 data;
};

struct hpi_gpio_msg {
	u16 bit_index;
	u16 bit_data;
};

struct hpi_gpio_res {
	u16 number_input_bits;
	u16 number_output_bits;
	u16 bit_data[4];
};

struct hpi_async_msg {
	u32 events;
	u16 maximum_events;
	u16 padding;
};

struct hpi_async_res {
	union {
		struct {
			u16 count;
		} count;
		struct {
			u32 events;
			u16 number_returned;
			u16 padding;
		} get;
		struct hpi_async_event event;
	} u;
};

struct hpi_watchdog_msg {
	u32 time_ms;
};

struct hpi_watchdog_res {
	u32 time_ms;
};

struct hpi_clock_msg {
	u16 hours;
	u16 minutes;
	u16 seconds;
	u16 milli_seconds;
};

struct hpi_clock_res {
	u16 size_in_bytes;
	u16 hours;
	u16 minutes;
	u16 seconds;
	u16 milli_seconds;
	u16 padding;
};

struct hpi_profile_msg {
	u16 bin_index;
	u16 padding;
};

struct hpi_profile_res_open {
	u16 max_profiles;
};

struct hpi_profile_res_time {
	u32 micro_seconds;
	u32 call_count;
	u32 max_micro_seconds;
	u32 min_micro_seconds;
	u16 seconds;
};

struct hpi_profile_res_name {
	u8 sz_name[32];
};

struct hpi_profile_res {
	union {
		struct hpi_profile_res_open o;
		struct hpi_profile_res_time t;
		struct hpi_profile_res_name n;
	} u;
};

struct hpi_message_header {
	u16 size;		/* total size in bytes */
	u8 type;		/* HPI_TYPE_MESSAGE  */
	u8 version;		/* message version */
	u16 object;		/* HPI_OBJ_* */
	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
	u16 adapter_index;	/* the adapter index */
	u16 obj_index;		/* */
};

struct hpi_message {
	/* following fields must match HPI_MESSAGE_HEADER */
	u16 size;		/* total size in bytes */
	u8 type;		/* HPI_TYPE_MESSAGE  */
	u8 version;		/* message version */
	u16 object;		/* HPI_OBJ_* */
	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
	u16 adapter_index;	/* the adapter index */
	u16 obj_index;		/*  */
	union {
		struct hpi_subsys_msg s;
		struct hpi_adapter_msg a;
		union hpi_adapterx_msg ax;
		struct hpi_stream_msg d;
		struct hpi_mixer_msg m;
		union hpi_mixerx_msg mx;	/* extended mixer; */
		struct hpi_control_msg c;	/* mixer control; */
		/* identical to struct hpi_control_msg,
		   but field naming is improved */
		struct hpi_control_union_msg cu;
		struct hpi_controlx_msg cx;	/* extended mixer control; */
		struct hpi_nvmemory_msg n;
		struct hpi_gpio_msg l;	/* digital i/o */
		struct hpi_watchdog_msg w;
		struct hpi_clock_msg t;	/* dsp time */
		struct hpi_profile_msg p;
		struct hpi_async_msg as;
		char fixed_size[32];
	} u;
};

#define HPI_MESSAGE_SIZE_BY_OBJECT { \
	sizeof(struct hpi_message_header) ,   /* default, no object type 0 */ \
	sizeof(struct hpi_message_header) + sizeof(struct hpi_subsys_msg),\
	sizeof(struct hpi_message_header) + sizeof(union hpi_adapterx_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_stream_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_stream_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_mixer_msg),\
	sizeof(struct hpi_message_header) ,   /* no node message */ \
	sizeof(struct hpi_message_header) + sizeof(struct hpi_control_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_nvmemory_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_gpio_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_watchdog_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_clock_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_profile_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_controlx_msg),\
	sizeof(struct hpi_message_header) + sizeof(struct hpi_async_msg) \
}

struct hpi_response_header {
	u16 size;
	u8 type;		/* HPI_TYPE_RESPONSE  */
	u8 version;		/* response version */
	u16 object;		/* HPI_OBJ_* */
	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
	u16 error;		/* HPI_ERROR_xxx */
	u16 specific_error;	/* adapter specific error */
};

struct hpi_response {
/* following fields must match HPI_RESPONSE_HEADER */
	u16 size;
	u8 type;		/* HPI_TYPE_RESPONSE  */
	u8 version;		/* response version */
	u16 object;		/* HPI_OBJ_* */
	u16 function;		/* HPI_SUBSYS_xxx, HPI_ADAPTER_xxx */
	u16 error;		/* HPI_ERROR_xxx */
	u16 specific_error;	/* adapter specific error */
	union {
		struct hpi_subsys_res s;
		struct hpi_adapter_res a;
		union hpi_adapterx_res ax;
		struct hpi_stream_res d;
		struct hpi_mixer_res m;
		union hpi_mixerx_res mx;	/* extended mixer; */
		struct hpi_control_res c;	/* mixer control; */
		/* identical to hpi_control_res, but field naming is improved */
		union hpi_control_union_res cu;
		struct hpi_controlx_res cx;	/* extended mixer control; */
		struct hpi_nvmemory_res n;
		struct hpi_gpio_res l;	/* digital i/o */
		struct hpi_watchdog_res w;
		struct hpi_clock_res t;	/* dsp time */
		struct hpi_profile_res p;
		struct hpi_async_res as;
		u8 bytes[52];
	} u;
};

#define HPI_RESPONSE_SIZE_BY_OBJECT { \
	sizeof(struct hpi_response_header) ,/* default, no object type 0 */ \
	sizeof(struct hpi_response_header) + sizeof(struct hpi_subsys_res),\
	sizeof(struct hpi_response_header) + sizeof(union  hpi_adapterx_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_stream_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_stream_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_mixer_res),\
	sizeof(struct hpi_response_header) , /* no node response */ \
	sizeof(struct hpi_response_header) + sizeof(struct hpi_control_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_nvmemory_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_gpio_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_watchdog_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_clock_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_profile_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_controlx_res),\
	sizeof(struct hpi_response_header) + sizeof(struct hpi_async_res) \
}

/*********************** version 1 message/response *****************************/
#define HPINET_ETHERNET_DATA_SIZE (1500)
#define HPINET_IP_HDR_SIZE (20)
#define HPINET_IP_DATA_SIZE (HPINET_ETHERNET_DATA_SIZE - HPINET_IP_HDR_SIZE)
#define HPINET_UDP_HDR_SIZE (8)
#define HPINET_UDP_DATA_SIZE (HPINET_IP_DATA_SIZE - HPINET_UDP_HDR_SIZE)
#define HPINET_ASI_HDR_SIZE (2)
#define HPINET_ASI_DATA_SIZE (HPINET_UDP_DATA_SIZE - HPINET_ASI_HDR_SIZE)

#define HPI_MAX_PAYLOAD_SIZE (HPINET_ASI_DATA_SIZE - 2)

/* New style message/response, but still V0 compatible */
struct hpi_msg_adapter_get_info {
	struct hpi_message_header h;
};

struct hpi_res_adapter_get_info {
	struct hpi_response_header h;	/*v0 */
	struct hpi_adapter_res p;
};

/* padding is so these are same size as v0 hpi_message */
struct hpi_msg_adapter_query_flash {
	struct hpi_message_header h;
	u32 offset;
	u8 pad_to_version0_size[sizeof(struct hpi_message) -	/* V0 res */
		sizeof(struct hpi_message_header) - 1 * sizeof(u32)];
};

/* padding is so these are same size as v0 hpi_response */
struct hpi_res_adapter_query_flash {
	struct hpi_response_header h;
	u32 checksum;
	u32 length;
	u32 version;
	u8 pad_to_version0_size[sizeof(struct hpi_response) -	/* V0 res */
		sizeof(struct hpi_response_header) - 3 * sizeof(u32)];
};

struct hpi_msg_adapter_start_flash {
	struct hpi_message_header h;
	u32 offset;
	u32 length;
	u32 key;
	u8 pad_to_version0_size[sizeof(struct hpi_message) -	/* V0 res */
		sizeof(struct hpi_message_header) - 3 * sizeof(u32)];
};

struct hpi_res_adapter_start_flash {
	struct hpi_response_header h;
	u8 pad_to_version0_size[sizeof(struct hpi_response) -	/* V0 res */
		sizeof(struct hpi_response_header)];
};

struct hpi_msg_adapter_program_flash_payload {
	u32 checksum;
	u16 sequence;
	u16 length;
	u16 offset; /**< offset from start of msg to data */
	u16 unused;
	/* ensure sizeof(header + payload) == sizeof(hpi_message_V0)
	   because old firmware expects data after message of this size */
	u8 pad_to_version0_size[sizeof(struct hpi_message) -	/* V0 message */
		sizeof(struct hpi_message_header) - sizeof(u32) -
		4 * sizeof(u16)];
};

struct hpi_msg_adapter_program_flash {
	struct hpi_message_header h;
	struct hpi_msg_adapter_program_flash_payload p;
	u32 data[256];
};

struct hpi_res_adapter_program_flash {
	struct hpi_response_header h;
	u16 sequence;
	u8 pad_to_version0_size[sizeof(struct hpi_response) -	/* V0 res */
		sizeof(struct hpi_response_header) - sizeof(u16)];
};

#if 1
#define hpi_message_header_v1 hpi_message_header
#define hpi_response_header_v1 hpi_response_header
#else
/* V1 headers in Addition to v0 headers */
struct hpi_message_header_v1 {
	struct hpi_message_header h0;
/* struct {
} h1; */
};

struct hpi_response_header_v1 {
	struct hpi_response_header h0;
	struct {
		u16 adapter_index;	/* the adapter index */
		u16 obj_index;	/* object index */
	} h1;
};
#endif

/* STRV HPI Packet */
struct hpi_msg_strv {
	struct hpi_message_header h;
	struct hpi_entity strv;
};

struct hpi_res_strv {
	struct hpi_response_header h;
	struct hpi_entity strv;
};
#define MIN_STRV_PACKET_SIZE sizeof(struct hpi_res_strv)

struct hpi_msg_payload_v0 {
	struct hpi_message_header h;
	union {
		struct hpi_subsys_msg s;
		struct hpi_adapter_msg a;
		union hpi_adapterx_msg ax;
		struct hpi_stream_msg d;
		struct hpi_mixer_msg m;
		union hpi_mixerx_msg mx;
		struct hpi_control_msg c;
		struct hpi_control_union_msg cu;
		struct hpi_controlx_msg cx;
		struct hpi_nvmemory_msg n;
		struct hpi_gpio_msg l;
		struct hpi_watchdog_msg w;
		struct hpi_clock_msg t;
		struct hpi_profile_msg p;
		struct hpi_async_msg as;
	} u;
};

struct hpi_res_payload_v0 {
	struct hpi_response_header h;
	union {
		struct hpi_subsys_res s;
		struct hpi_adapter_res a;
		union hpi_adapterx_res ax;
		struct hpi_stream_res d;
		struct hpi_mixer_res m;
		union hpi_mixerx_res mx;
		struct hpi_control_res c;
		union hpi_control_union_res cu;
		struct hpi_controlx_res cx;
		struct hpi_nvmemory_res n;
		struct hpi_gpio_res l;
		struct hpi_watchdog_res w;
		struct hpi_clock_res t;
		struct hpi_profile_res p;
		struct hpi_async_res as;
	} u;
};

union hpi_message_buffer_v1 {
	struct hpi_message m0;	/* version 0 */
	struct hpi_message_header_v1 h;
	unsigned char buf[HPI_MAX_PAYLOAD_SIZE];
};

union hpi_response_buffer_v1 {
	struct hpi_response r0;	/* version 0 */
	struct hpi_response_header_v1 h;
	unsigned char buf[HPI_MAX_PAYLOAD_SIZE];
};

compile_time_assert((sizeof(union hpi_message_buffer_v1) <=
		HPI_MAX_PAYLOAD_SIZE), message_buffer_ok);
compile_time_assert((sizeof(union hpi_response_buffer_v1) <=
		HPI_MAX_PAYLOAD_SIZE), response_buffer_ok);

/*////////////////////////////////////////////////////////////////////////// */
/* declarations for compact control calls  */
struct hpi_control_defn {
	u8 type;
	u8 channels;
	u8 src_node_type;
	u8 src_node_index;
	u8 dest_node_type;
	u8 dest_node_index;
};

/*////////////////////////////////////////////////////////////////////////// */
/* declarations for control caching (internal to HPI<->DSP interaction)      */

/** A compact representation of (part of) a controls state.
Used for efficient transfer of the control state
between DSP and host or across a network
*/
struct hpi_control_cache_info {
	/** one of HPI_CONTROL_* */
	u8 control_type;
	/** The total size of cached information in 32-bit words. */
	u8 size_in32bit_words;
	/** The original index of the control on the DSP */
	u16 control_index;
};

struct hpi_control_cache_single {
	struct hpi_control_cache_info i;
	union {
		struct {	/* volume */
			u16 an_log[2];
		} v;
		struct {	/* peak meter */
			u16 an_log_peak[2];
			u16 an_logRMS[2];
		} p;
		struct {	/* channel mode */
			u16 mode;
		} m;
		struct {	/* multiplexer */
			u16 source_node_type;
			u16 source_node_index;
		} x;
		struct {	/* level/trim */
			u16 an_log[2];
		} l;
		struct {	/* tuner - partial caching.
				   some attributes go to the DSP. */
			u32 freq_ink_hz;
			u16 band;
			u16 level;
		} t;
		struct {	/* AESEBU rx status */
			u32 error_status;
			u32 source;
		} aes3rx;
		struct {	/* AESEBU tx */
			u32 format;
		} aes3tx;
		struct {	/* tone detector */
			u16 state;
		} tone;
		struct {	/* silence detector */
			u32 state;
			u32 count;
		} silence;
		struct {	/* sample clock */
			u16 source;
			u16 source_index;
			u32 sample_rate;
		} clk;
		struct {	/* microphone control */
			u16 state;
		} phantom_power;
		struct {	/* generic control */
			u32 dw1;
			u32 dw2;
		} g;
	} u;
};

struct hpi_control_cache_pad {
	struct hpi_control_cache_info i;
	u32 field_valid_flags;
	u8 c_channel[8];
	u8 c_artist[40];
	u8 c_title[40];
	u8 c_comment[200];
	u32 pTY;
	u32 pI;
	u32 traffic_supported;
	u32 traffic_anouncement;
};

/*/////////////////////////////////////////////////////////////////////////// */
/* declarations for 2^N sized FIFO buffer (internal to HPI<->DSP interaction) */
struct hpi_fifo_buffer {
	u32 size;
	u32 dSP_index;
	u32 host_index;
};

#ifndef DISABLE_PRAGMA_PACK1
#pragma pack(pop)
#endif

/* skip host side function declarations for DSP
   compile and documentation extraction */

char hpi_handle_object(const u32 handle);

void hpi_handle_to_indexes(const u32 handle, u16 *pw_adapter_index,
	u16 *pw_object_index);

u32 hpi_indexes_to_handle(const char c_object, const u16 adapter_index,
	const u16 object_index);

/*////////////////////////////////////////////////////////////////////////// */

/* main HPI entry point */
hpi_handler_func hpi_send_recv;

/* UDP message */
void hpi_send_recvUDP(struct hpi_message *phm, struct hpi_response *phr,
	const unsigned int timeout);

/* used in PnP OS/driver */
u16 hpi_subsys_create_adapter(const struct hpi_hsubsys *ph_subsys,
	const struct hpi_resource *p_resource, u16 *pw_adapter_index);

u16 hpi_subsys_delete_adapter(const struct hpi_hsubsys *ph_subsys,
	u16 adapter_index);

u16 hpi_outstream_host_buffer_get_info(const struct hpi_hsubsys *ph_subsys,
	u32 h_outstream, u8 **pp_buffer,
	struct hpi_hostbuffer_status **pp_status);

u16 hpi_instream_host_buffer_get_info(const struct hpi_hsubsys *ph_subsys,
	u32 h_instream, u8 **pp_buffer,
	struct hpi_hostbuffer_status **pp_status);

u16 hpi_adapter_restart(u16 adapter_index);

/*
The following 3 functions were last declared in header files for
driver 3.10. HPI_ControlQuery() used to be the recommended way
of getting a volume range. Declared here for binary asihpi32.dll
compatibility.
*/

void hpi_format_to_msg(struct hpi_msg_format *pMF,
	const struct hpi_format *pF);
void hpi_stream_response_to_legacy(struct hpi_stream_res *pSR);

/*////////////////////////////////////////////////////////////////////////// */
/* declarations for individual HPI entry points */
hpi_handler_func HPI_1000;
hpi_handler_func HPI_6000;
hpi_handler_func HPI_6205;
hpi_handler_func HPI_COMMON;

#endif				/* _HPI_INTERNAL_H_ */