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hpifunc.c

#include "hpi_internal.h"
#include "hpimsginit.h"

#include "hpidebug.h"

struct hpi_handle {
      unsigned int obj_index:12;
      unsigned int obj_type:4;
      unsigned int adapter_index:14;
      unsigned int spare:1;
      unsigned int read_only:1;
};

union handle_word {
      struct hpi_handle h;
      u32 w;
};

u32 hpi_indexes_to_handle(const char c_object, const u16 adapter_index,
      const u16 object_index)
{
      union handle_word handle;

      handle.h.adapter_index = adapter_index;
      handle.h.spare = 0;
      handle.h.read_only = 0;
      handle.h.obj_type = c_object;
      handle.h.obj_index = object_index;
      return handle.w;
}

void hpi_handle_to_indexes(const u32 handle, u16 *pw_adapter_index,
      u16 *pw_object_index)
{
      union handle_word uhandle;
      uhandle.w = handle;

      if (pw_adapter_index)
            *pw_adapter_index = (u16)uhandle.h.adapter_index;
      if (pw_object_index)
            *pw_object_index = (u16)uhandle.h.obj_index;
}

char hpi_handle_object(const u32 handle)
{
      union handle_word uhandle;
      uhandle.w = handle;
      return (char)uhandle.h.obj_type;
}

#define u32TOINDEX(h, i1) \
do {\
      if (h == 0) \
            return HPI_ERROR_INVALID_OBJ; \
      else \
            hpi_handle_to_indexes(h, i1, NULL); \
} while (0)

#define u32TOINDEXES(h, i1, i2) \
do {\
      if (h == 0) \
            return HPI_ERROR_INVALID_OBJ; \
      else \
            hpi_handle_to_indexes(h, i1, i2);\
} while (0)

void hpi_format_to_msg(struct hpi_msg_format *pMF,
      const struct hpi_format *pF)
{
      pMF->sample_rate = pF->sample_rate;
      pMF->bit_rate = pF->bit_rate;
      pMF->attributes = pF->attributes;
      pMF->channels = pF->channels;
      pMF->format = pF->format;
}

static void hpi_msg_to_format(struct hpi_format *pF,
      struct hpi_msg_format *pMF)
{
      pF->sample_rate = pMF->sample_rate;
      pF->bit_rate = pMF->bit_rate;
      pF->attributes = pMF->attributes;
      pF->channels = pMF->channels;
      pF->format = pMF->format;
      pF->mode_legacy = 0;
      pF->unused = 0;
}

void hpi_stream_response_to_legacy(struct hpi_stream_res *pSR)
{
      pSR->u.legacy_stream_info.auxiliary_data_available =
            pSR->u.stream_info.auxiliary_data_available;
      pSR->u.legacy_stream_info.state = pSR->u.stream_info.state;
}

static struct hpi_hsubsys gh_subsys;

struct hpi_hsubsys *hpi_subsys_create(void
      )
{
      struct hpi_message hm;
      struct hpi_response hr;

      memset(&gh_subsys, 0, sizeof(struct hpi_hsubsys));

      {
            hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
                  HPI_SUBSYS_OPEN);
            hpi_send_recv(&hm, &hr);

            if (hr.error == 0)
                  return (&gh_subsys);

      }
      return (NULL);
}

void hpi_subsys_free(const struct hpi_hsubsys *ph_subsys)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_CLOSE);
      hpi_send_recv(&hm, &hr);

}

u16 hpi_subsys_get_version(const struct hpi_hsubsys *ph_subsys, u32 *pversion)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_GET_VERSION);
      hpi_send_recv(&hm, &hr);
      *pversion = hr.u.s.version;
      return hr.error;
}

u16 hpi_subsys_get_version_ex(const struct hpi_hsubsys *ph_subsys,
      u32 *pversion_ex)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_GET_VERSION);
      hpi_send_recv(&hm, &hr);
      *pversion_ex = hr.u.s.data;
      return hr.error;
}

u16 hpi_subsys_get_info(const struct hpi_hsubsys *ph_subsys, u32 *pversion,
      u16 *pw_num_adapters, u16 aw_adapter_list[], u16 list_length)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_GET_INFO);

      hpi_send_recv(&hm, &hr);

      *pversion = hr.u.s.version;
      if (list_length > HPI_MAX_ADAPTERS)
            memcpy(aw_adapter_list, &hr.u.s.aw_adapter_list,
                  HPI_MAX_ADAPTERS);
      else
            memcpy(aw_adapter_list, &hr.u.s.aw_adapter_list, list_length);
      *pw_num_adapters = hr.u.s.num_adapters;
      return hr.error;
}

u16 hpi_subsys_find_adapters(const struct hpi_hsubsys *ph_subsys,
      u16 *pw_num_adapters, u16 aw_adapter_list[], u16 list_length)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_FIND_ADAPTERS);

      hpi_send_recv(&hm, &hr);

      if (list_length > HPI_MAX_ADAPTERS) {
            memcpy(aw_adapter_list, &hr.u.s.aw_adapter_list,
                  HPI_MAX_ADAPTERS * sizeof(u16));
            memset(&aw_adapter_list[HPI_MAX_ADAPTERS], 0,
                  (list_length - HPI_MAX_ADAPTERS) * sizeof(u16));
      } else
            memcpy(aw_adapter_list, &hr.u.s.aw_adapter_list,
                  list_length * sizeof(u16));
      *pw_num_adapters = hr.u.s.num_adapters;

      return hr.error;
}

u16 hpi_subsys_create_adapter(const struct hpi_hsubsys *ph_subsys,
      const struct hpi_resource *p_resource, u16 *pw_adapter_index)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_CREATE_ADAPTER);
      hm.u.s.resource = *p_resource;

      hpi_send_recv(&hm, &hr);

      *pw_adapter_index = hr.u.s.adapter_index;
      return hr.error;
}

u16 hpi_subsys_delete_adapter(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_DELETE_ADAPTER);
      hm.adapter_index = adapter_index;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_subsys_get_num_adapters(const struct hpi_hsubsys *ph_subsys,
      int *pn_num_adapters)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_GET_NUM_ADAPTERS);
      hpi_send_recv(&hm, &hr);
      *pn_num_adapters = (int)hr.u.s.num_adapters;
      return hr.error;
}

u16 hpi_subsys_get_adapter(const struct hpi_hsubsys *ph_subsys, int iterator,
      u32 *padapter_index, u16 *pw_adapter_type)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_GET_ADAPTER);
      hm.adapter_index = (u16)iterator;
      hpi_send_recv(&hm, &hr);
      *padapter_index = (int)hr.u.s.adapter_index;
      *pw_adapter_type = hr.u.s.aw_adapter_list[0];
      return hr.error;
}

u16 hpi_subsys_set_host_network_interface(const struct hpi_hsubsys *ph_subsys,
      const char *sz_interface)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
            HPI_SUBSYS_SET_NETWORK_INTERFACE);
      if (sz_interface == NULL)
            return HPI_ERROR_INVALID_RESOURCE;
      hm.u.s.resource.r.net_if = sz_interface;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_adapter_open(const struct hpi_hsubsys *ph_subsys, u16 adapter_index)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_OPEN);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      return hr.error;

}

u16 hpi_adapter_close(const struct hpi_hsubsys *ph_subsys, u16 adapter_index)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_CLOSE);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_adapter_find_object(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 object_type, u16 object_index,
      u16 *p_dsp_index)
{
      return HPI_ERROR_UNIMPLEMENTED;
}

u16 hpi_adapter_set_mode(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u32 adapter_mode)
{
      return hpi_adapter_set_mode_ex(ph_subsys, adapter_index, adapter_mode,
            HPI_ADAPTER_MODE_SET);
}

u16 hpi_adapter_set_mode_ex(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u32 adapter_mode, u16 query_or_set)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_SET_MODE);
      hm.adapter_index = adapter_index;
      hm.u.a.adapter_mode = adapter_mode;
      hm.u.a.assert_id = query_or_set;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_adapter_get_mode(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u32 *padapter_mode)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_GET_MODE);
      hm.adapter_index = adapter_index;
      hpi_send_recv(&hm, &hr);
      if (padapter_mode)
            *padapter_mode = hr.u.a.serial_number;
      return hr.error;
}

u16 hpi_adapter_get_info(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 *pw_num_outstreams, u16 *pw_num_instreams,
      u16 *pw_version, u32 *pserial_number, u16 *pw_adapter_type)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_GET_INFO);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      *pw_adapter_type = hr.u.a.adapter_type;
      *pw_num_outstreams = hr.u.a.num_outstreams;
      *pw_num_instreams = hr.u.a.num_instreams;
      *pw_version = hr.u.a.version;
      *pserial_number = hr.u.a.serial_number;
      return hr.error;
}

u16 hpi_adapter_get_module_by_index(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 module_index, u16 *pw_num_outputs,
      u16 *pw_num_inputs, u16 *pw_version, u32 *pserial_number,
      u16 *pw_module_type, u32 *ph_module)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_MODULE_INFO);
      hm.adapter_index = adapter_index;
      hm.u.ax.module_info.index = module_index;

      hpi_send_recv(&hm, &hr);

      *pw_module_type = hr.u.a.adapter_type;
      *pw_num_outputs = hr.u.a.num_outstreams;
      *pw_num_inputs = hr.u.a.num_instreams;
      *pw_version = hr.u.a.version;
      *pserial_number = hr.u.a.serial_number;
      *ph_module = 0;

      return hr.error;
}

u16 hpi_adapter_get_assert(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 *assert_present, char *psz_assert,
      u16 *pw_line_number)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_GET_ASSERT);
      hm.adapter_index = adapter_index;
      hpi_send_recv(&hm, &hr);

      *assert_present = 0;

      if (!hr.error) {

            *pw_line_number = (u16)hr.u.a.serial_number;
            if (*pw_line_number) {

                  int i;
                  char *src = (char *)hr.u.a.sz_adapter_assert;
                  char *dst = psz_assert;

                  *assert_present = 1;

                  for (i = 0; i < HPI_STRING_LEN; i++) {
                        char c;
                        c = *src++;
                        *dst++ = c;
                        if (c == 0)
                              break;
                  }

            }
      }
      return hr.error;
}

u16 hpi_adapter_get_assert_ex(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 *assert_present, char *psz_assert,
      u32 *pline_number, u16 *pw_assert_on_dsp)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_GET_ASSERT);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      *assert_present = 0;

      if (!hr.error) {

            *pline_number = hr.u.a.serial_number;

            *assert_present = hr.u.a.adapter_type;

            *pw_assert_on_dsp = hr.u.a.adapter_index;

            if (!*assert_present && *pline_number)

                  *assert_present = 1;

            if (*assert_present) {

                  int i;
                  char *src = (char *)hr.u.a.sz_adapter_assert;
                  char *dst = psz_assert;

                  for (i = 0; i < HPI_STRING_LEN; i++) {
                        char c;
                        c = *src++;
                        *dst++ = c;
                        if (c == 0)
                              break;
                  }

            } else {
                  *psz_assert = 0;
            }
      }
      return hr.error;
}

u16 hpi_adapter_test_assert(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 assert_id)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_TEST_ASSERT);
      hm.adapter_index = adapter_index;
      hm.u.a.assert_id = assert_id;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_adapter_enable_capability(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 capability, u32 key)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_ENABLE_CAPABILITY);
      hm.adapter_index = adapter_index;
      hm.u.a.assert_id = capability;
      hm.u.a.adapter_mode = key;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_adapter_self_test(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_SELFTEST);
      hm.adapter_index = adapter_index;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_adapter_debug_read(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u32 dsp_address, char *p_buffer, int *count_bytes)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_DEBUG_READ);

      hr.size = sizeof(hr);

      hm.adapter_index = adapter_index;
      hm.u.ax.debug_read.dsp_address = dsp_address;

      if (*count_bytes > sizeof(hr.u.bytes))
            *count_bytes = sizeof(hr.u.bytes);

      hm.u.ax.debug_read.count_bytes = *count_bytes;

      hpi_send_recv(&hm, &hr);

      if (!hr.error) {
            *count_bytes = hr.size - 12;
            memcpy(p_buffer, &hr.u.bytes, *count_bytes);
      } else
            *count_bytes = 0;
      return hr.error;
}

u16 hpi_adapter_set_property(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 property, u16 parameter1, u16 parameter2)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_SET_PROPERTY);
      hm.adapter_index = adapter_index;
      hm.u.ax.property_set.property = property;
      hm.u.ax.property_set.parameter1 = parameter1;
      hm.u.ax.property_set.parameter2 = parameter2;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_adapter_get_property(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 property, u16 *pw_parameter1,
      u16 *pw_parameter2)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
            HPI_ADAPTER_GET_PROPERTY);
      hm.adapter_index = adapter_index;
      hm.u.ax.property_set.property = property;

      hpi_send_recv(&hm, &hr);
      if (!hr.error) {
            if (pw_parameter1)
                  *pw_parameter1 = hr.u.ax.property_get.parameter1;
            if (pw_parameter2)
                  *pw_parameter2 = hr.u.ax.property_get.parameter2;
      }

      return hr.error;
}

u16 hpi_adapter_enumerate_property(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 index, u16 what_to_enumerate,
      u16 property_index, u32 *psetting)
{
      return 0;
}

u16 hpi_format_create(struct hpi_format *p_format, u16 channels, u16 format,
      u32 sample_rate, u32 bit_rate, u32 attributes)
{
      u16 error = 0;
      struct hpi_msg_format fmt;

      switch (channels) {
      case 1:
      case 2:
      case 4:
      case 6:
      case 8:
      case 16:
            break;
      default:
            error = HPI_ERROR_INVALID_CHANNELS;
            return error;
      }
      fmt.channels = channels;

      switch (format) {
      case HPI_FORMAT_PCM16_SIGNED:
      case HPI_FORMAT_PCM24_SIGNED:
      case HPI_FORMAT_PCM32_SIGNED:
      case HPI_FORMAT_PCM32_FLOAT:
      case HPI_FORMAT_PCM16_BIGENDIAN:
      case HPI_FORMAT_PCM8_UNSIGNED:
      case HPI_FORMAT_MPEG_L1:
      case HPI_FORMAT_MPEG_L2:
      case HPI_FORMAT_MPEG_L3:
      case HPI_FORMAT_DOLBY_AC2:
      case HPI_FORMAT_AA_TAGIT1_HITS:
      case HPI_FORMAT_AA_TAGIT1_INSERTS:
      case HPI_FORMAT_RAW_BITSTREAM:
      case HPI_FORMAT_AA_TAGIT1_HITS_EX1:
      case HPI_FORMAT_OEM1:
      case HPI_FORMAT_OEM2:
            break;
      default:
            error = HPI_ERROR_INVALID_FORMAT;
            return error;
      }
      fmt.format = format;

      if (sample_rate < 8000L) {
            error = HPI_ERROR_INCOMPATIBLE_SAMPLERATE;
            sample_rate = 8000L;
      }
      if (sample_rate > 200000L) {
            error = HPI_ERROR_INCOMPATIBLE_SAMPLERATE;
            sample_rate = 200000L;
      }
      fmt.sample_rate = sample_rate;

      switch (format) {
      case HPI_FORMAT_MPEG_L1:
      case HPI_FORMAT_MPEG_L2:
      case HPI_FORMAT_MPEG_L3:
            fmt.bit_rate = bit_rate;
            break;
      case HPI_FORMAT_PCM16_SIGNED:
      case HPI_FORMAT_PCM16_BIGENDIAN:
            fmt.bit_rate = channels * sample_rate * 2;
            break;
      case HPI_FORMAT_PCM32_SIGNED:
      case HPI_FORMAT_PCM32_FLOAT:
            fmt.bit_rate = channels * sample_rate * 4;
            break;
      case HPI_FORMAT_PCM8_UNSIGNED:
            fmt.bit_rate = channels * sample_rate;
            break;
      default:
            fmt.bit_rate = 0;
      }

      switch (format) {
      case HPI_FORMAT_MPEG_L2:
            if ((channels == 1)
                  && (attributes != HPI_MPEG_MODE_DEFAULT)) {
                  attributes = HPI_MPEG_MODE_DEFAULT;
                  error = HPI_ERROR_INVALID_FORMAT;
            } else if (attributes > HPI_MPEG_MODE_DUALCHANNEL) {
                  attributes = HPI_MPEG_MODE_DEFAULT;
                  error = HPI_ERROR_INVALID_FORMAT;
            }
            fmt.attributes = attributes;
            break;
      default:
            fmt.attributes = attributes;
      }

      hpi_msg_to_format(p_format, &fmt);
      return error;
}

u16 hpi_stream_estimate_buffer_size(struct hpi_format *p_format,
      u32 host_polling_rate_in_milli_seconds, u32 *recommended_buffer_size)
{

      u32 bytes_per_second;
      u32 size;
      u16 channels;
      struct hpi_format *pF = p_format;

      channels = pF->channels;

      switch (pF->format) {
      case HPI_FORMAT_PCM16_BIGENDIAN:
      case HPI_FORMAT_PCM16_SIGNED:
            bytes_per_second = pF->sample_rate * 2L * channels;
            break;
      case HPI_FORMAT_PCM24_SIGNED:
            bytes_per_second = pF->sample_rate * 3L * channels;
            break;
      case HPI_FORMAT_PCM32_SIGNED:
      case HPI_FORMAT_PCM32_FLOAT:
            bytes_per_second = pF->sample_rate * 4L * channels;
            break;
      case HPI_FORMAT_PCM8_UNSIGNED:
            bytes_per_second = pF->sample_rate * 1L * channels;
            break;
      case HPI_FORMAT_MPEG_L1:
      case HPI_FORMAT_MPEG_L2:
      case HPI_FORMAT_MPEG_L3:
            bytes_per_second = pF->bit_rate / 8L;
            break;
      case HPI_FORMAT_DOLBY_AC2:

            bytes_per_second = 256000L / 8L;
            break;
      default:
            return HPI_ERROR_INVALID_FORMAT;
      }
      size = (bytes_per_second * host_polling_rate_in_milli_seconds * 2) /
            1000L;

      *recommended_buffer_size =
            roundup_pow_of_two(((size + 4095L) & ~4095L));
      return 0;
}

u16 hpi_outstream_open(const struct hpi_hsubsys *ph_subsys, u16 adapter_index,
      u16 outstream_index, u32 *ph_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_OPEN);
      hm.adapter_index = adapter_index;
      hm.obj_index = outstream_index;

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0)
            *ph_outstream =
                  hpi_indexes_to_handle(HPI_OBJ_OSTREAM, adapter_index,
                  outstream_index);
      else
            *ph_outstream = 0;
      return hr.error;
}

u16 hpi_outstream_close(const struct hpi_hsubsys *ph_subsys, u32 h_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_HOSTBUFFER_FREE);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_GROUP_RESET);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_CLOSE);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_get_info_ex(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, u16 *pw_state, u32 *pbuffer_size, u32 *pdata_to_play,
      u32 *psamples_played, u32 *pauxiliary_data_to_play)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_GET_INFO);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      if (pw_state)
            *pw_state = hr.u.d.u.stream_info.state;
      if (pbuffer_size)
            *pbuffer_size = hr.u.d.u.stream_info.buffer_size;
      if (pdata_to_play)
            *pdata_to_play = hr.u.d.u.stream_info.data_available;
      if (psamples_played)
            *psamples_played = hr.u.d.u.stream_info.samples_transferred;
      if (pauxiliary_data_to_play)
            *pauxiliary_data_to_play =
                  hr.u.d.u.stream_info.auxiliary_data_available;
      return hr.error;
}

u16 hpi_outstream_write_buf(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, const u8 *pb_data, u32 bytes_to_write,
      const struct hpi_format *p_format)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_WRITE);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.data.pb_data = (u8 *)pb_data;
      hm.u.d.u.data.data_size = bytes_to_write;

      hpi_format_to_msg(&hm.u.d.u.data.format, p_format);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_start(const struct hpi_hsubsys *ph_subsys, u32 h_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_START);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_wait_start(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_WAIT_START);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_stop(const struct hpi_hsubsys *ph_subsys, u32 h_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_STOP);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_sinegen(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_SINEGEN);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_reset(const struct hpi_hsubsys *ph_subsys, u32 h_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_RESET);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_query_format(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, struct hpi_format *p_format)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_QUERY_FORMAT);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hpi_format_to_msg(&hm.u.d.u.data.format, p_format);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_set_format(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, struct hpi_format *p_format)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_SET_FORMAT);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hpi_format_to_msg(&hm.u.d.u.data.format, p_format);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_set_velocity(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, short velocity)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_SET_VELOCITY);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.velocity = velocity;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_set_punch_in_out(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, u32 punch_in_sample, u32 punch_out_sample)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_SET_PUNCHINOUT);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hm.u.d.u.pio.punch_in_sample = punch_in_sample;
      hm.u.d.u.pio.punch_out_sample = punch_out_sample;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_ancillary_reset(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, u16 mode)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_ANC_RESET);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.data.format.channels = mode;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_outstream_ancillary_get_info(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, u32 *pframes_available)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_ANC_GET_INFO);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);
      if (hr.error == 0) {
            if (pframes_available)
                  *pframes_available =
                        hr.u.d.u.stream_info.data_available /
                        sizeof(struct hpi_anc_frame);
      }
      return hr.error;
}

u16 hpi_outstream_ancillary_read(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, struct hpi_anc_frame *p_anc_frame_buffer,
      u32 anc_frame_buffer_size_in_bytes,
      u32 number_of_ancillary_frames_to_read)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_ANC_READ);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.data.pb_data = (u8 *)p_anc_frame_buffer;
      hm.u.d.u.data.data_size =
            number_of_ancillary_frames_to_read *
            sizeof(struct hpi_anc_frame);
      if (hm.u.d.u.data.data_size <= anc_frame_buffer_size_in_bytes)
            hpi_send_recv(&hm, &hr);
      else
            hr.error = HPI_ERROR_INVALID_DATA_TRANSFER;
      return hr.error;
}

u16 hpi_outstream_set_time_scale(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, u32 time_scale)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_SET_TIMESCALE);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);

      hm.u.d.u.time_scale = time_scale;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_outstream_host_buffer_allocate(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, u32 size_in_bytes)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_HOSTBUFFER_ALLOC);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.data.data_size = size_in_bytes;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

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)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_HOSTBUFFER_GET_INFO);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      if (hr.error == 0) {
            if (pp_buffer)
                  *pp_buffer = hr.u.d.u.hostbuffer_info.p_buffer;
            if (pp_status)
                  *pp_status = hr.u.d.u.hostbuffer_info.p_status;
      }
      return hr.error;
}

u16 hpi_outstream_host_buffer_free(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_HOSTBUFFER_FREE);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_outstream_group_add(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, u32 h_stream)
{
      struct hpi_message hm;
      struct hpi_response hr;
      u16 adapter;
      char c_obj_type;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_GROUP_ADD);
      hr.error = 0;
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      c_obj_type = hpi_handle_object(h_stream);
      switch (c_obj_type) {
      case HPI_OBJ_OSTREAM:
            hm.u.d.u.stream.object_type = HPI_OBJ_OSTREAM;
            u32TOINDEXES(h_stream, &adapter,
                  &hm.u.d.u.stream.stream_index);
            break;
      case HPI_OBJ_ISTREAM:
            hm.u.d.u.stream.object_type = HPI_OBJ_ISTREAM;
            u32TOINDEXES(h_stream, &adapter,
                  &hm.u.d.u.stream.stream_index);
            break;
      default:
            return HPI_ERROR_INVALID_STREAM;
      }
      if (adapter != hm.adapter_index)
            return HPI_ERROR_NO_INTERADAPTER_GROUPS;

      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_outstream_group_get_map(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream, u32 *poutstream_map, u32 *pinstream_map)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_GROUP_GETMAP);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      if (poutstream_map)
            *poutstream_map = hr.u.d.u.group_info.outstream_group_map;
      if (pinstream_map)
            *pinstream_map = hr.u.d.u.group_info.instream_group_map;

      return hr.error;
}

u16 hpi_outstream_group_reset(const struct hpi_hsubsys *ph_subsys,
      u32 h_outstream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
            HPI_OSTREAM_GROUP_RESET);
      u32TOINDEXES(h_outstream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_instream_open(const struct hpi_hsubsys *ph_subsys, u16 adapter_index,
      u16 instream_index, u32 *ph_instream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_OPEN);
      hm.adapter_index = adapter_index;
      hm.obj_index = instream_index;

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0)
            *ph_instream =
                  hpi_indexes_to_handle(HPI_OBJ_ISTREAM, adapter_index,
                  instream_index);
      else
            *ph_instream = 0;

      return hr.error;
}

u16 hpi_instream_close(const struct hpi_hsubsys *ph_subsys, u32 h_instream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_HOSTBUFFER_FREE);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_GROUP_RESET);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_CLOSE);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_instream_query_format(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, const struct hpi_format *p_format)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_QUERY_FORMAT);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_format_to_msg(&hm.u.d.u.data.format, p_format);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_instream_set_format(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, const struct hpi_format *p_format)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_SET_FORMAT);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_format_to_msg(&hm.u.d.u.data.format, p_format);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_instream_read_buf(const struct hpi_hsubsys *ph_subsys, u32 h_instream,
      u8 *pb_data, u32 bytes_to_read)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_READ);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.data.data_size = bytes_to_read;
      hm.u.d.u.data.pb_data = pb_data;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_instream_start(const struct hpi_hsubsys *ph_subsys, u32 h_instream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_START);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_instream_wait_start(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_WAIT_START);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_instream_stop(const struct hpi_hsubsys *ph_subsys, u32 h_instream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_STOP);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_instream_reset(const struct hpi_hsubsys *ph_subsys, u32 h_instream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_RESET);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_instream_get_info_ex(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, u16 *pw_state, u32 *pbuffer_size, u32 *pdata_recorded,
      u32 *psamples_recorded, u32 *pauxiliary_data_recorded)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_GET_INFO);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);

      hpi_send_recv(&hm, &hr);

      if (pw_state)
            *pw_state = hr.u.d.u.stream_info.state;
      if (pbuffer_size)
            *pbuffer_size = hr.u.d.u.stream_info.buffer_size;
      if (pdata_recorded)
            *pdata_recorded = hr.u.d.u.stream_info.data_available;
      if (psamples_recorded)
            *psamples_recorded = hr.u.d.u.stream_info.samples_transferred;
      if (pauxiliary_data_recorded)
            *pauxiliary_data_recorded =
                  hr.u.d.u.stream_info.auxiliary_data_available;
      return hr.error;
}

u16 hpi_instream_ancillary_reset(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, u16 bytes_per_frame, u16 mode, u16 alignment,
      u16 idle_bit)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_ANC_RESET);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.data.format.attributes = bytes_per_frame;
      hm.u.d.u.data.format.format = (mode << 8) | (alignment & 0xff);
      hm.u.d.u.data.format.channels = idle_bit;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_instream_ancillary_get_info(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, u32 *pframe_space)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_ANC_GET_INFO);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);
      if (pframe_space)
            *pframe_space =
                  (hr.u.d.u.stream_info.buffer_size -
                  hr.u.d.u.stream_info.data_available) /
                  sizeof(struct hpi_anc_frame);
      return hr.error;
}

u16 hpi_instream_ancillary_write(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, const struct hpi_anc_frame *p_anc_frame_buffer,
      u32 anc_frame_buffer_size_in_bytes,
      u32 number_of_ancillary_frames_to_write)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_ANC_WRITE);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.data.pb_data = (u8 *)p_anc_frame_buffer;
      hm.u.d.u.data.data_size =
            number_of_ancillary_frames_to_write *
            sizeof(struct hpi_anc_frame);
      if (hm.u.d.u.data.data_size <= anc_frame_buffer_size_in_bytes)
            hpi_send_recv(&hm, &hr);
      else
            hr.error = HPI_ERROR_INVALID_DATA_TRANSFER;
      return hr.error;
}

u16 hpi_instream_host_buffer_allocate(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, u32 size_in_bytes)
{

      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_HOSTBUFFER_ALLOC);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hm.u.d.u.data.data_size = size_in_bytes;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

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)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_HOSTBUFFER_GET_INFO);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      if (hr.error == 0) {
            if (pp_buffer)
                  *pp_buffer = hr.u.d.u.hostbuffer_info.p_buffer;
            if (pp_status)
                  *pp_status = hr.u.d.u.hostbuffer_info.p_status;
      }
      return hr.error;
}

u16 hpi_instream_host_buffer_free(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream)
{

      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_HOSTBUFFER_FREE);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_instream_group_add(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, u32 h_stream)
{
      struct hpi_message hm;
      struct hpi_response hr;
      u16 adapter;
      char c_obj_type;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_GROUP_ADD);
      hr.error = 0;
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      c_obj_type = hpi_handle_object(h_stream);

      switch (c_obj_type) {
      case HPI_OBJ_OSTREAM:
            hm.u.d.u.stream.object_type = HPI_OBJ_OSTREAM;
            u32TOINDEXES(h_stream, &adapter,
                  &hm.u.d.u.stream.stream_index);
            break;
      case HPI_OBJ_ISTREAM:
            hm.u.d.u.stream.object_type = HPI_OBJ_ISTREAM;
            u32TOINDEXES(h_stream, &adapter,
                  &hm.u.d.u.stream.stream_index);
            break;
      default:
            return HPI_ERROR_INVALID_STREAM;
      }

      if (adapter != hm.adapter_index)
            return HPI_ERROR_NO_INTERADAPTER_GROUPS;

      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_instream_group_get_map(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream, u32 *poutstream_map, u32 *pinstream_map)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_HOSTBUFFER_FREE);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      if (poutstream_map)
            *poutstream_map = hr.u.d.u.group_info.outstream_group_map;
      if (pinstream_map)
            *pinstream_map = hr.u.d.u.group_info.instream_group_map;

      return hr.error;
}

u16 hpi_instream_group_reset(const struct hpi_hsubsys *ph_subsys,
      u32 h_instream)
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
            HPI_ISTREAM_GROUP_RESET);
      u32TOINDEXES(h_instream, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_mixer_open(const struct hpi_hsubsys *ph_subsys, u16 adapter_index,
      u32 *ph_mixer)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER, HPI_MIXER_OPEN);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0)
            *ph_mixer =
                  hpi_indexes_to_handle(HPI_OBJ_MIXER, adapter_index,
                  0);
      else
            *ph_mixer = 0;
      return hr.error;
}

u16 hpi_mixer_close(const struct hpi_hsubsys *ph_subsys, u32 h_mixer)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER, HPI_MIXER_CLOSE);
      u32TOINDEX(h_mixer, &hm.adapter_index);
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

u16 hpi_mixer_get_control(const struct hpi_hsubsys *ph_subsys, u32 h_mixer,
      u16 src_node_type, u16 src_node_type_index, u16 dst_node_type,
      u16 dst_node_type_index, u16 control_type, u32 *ph_control)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER,
            HPI_MIXER_GET_CONTROL);
      u32TOINDEX(h_mixer, &hm.adapter_index);
      hm.u.m.node_type1 = src_node_type;
      hm.u.m.node_index1 = src_node_type_index;
      hm.u.m.node_type2 = dst_node_type;
      hm.u.m.node_index2 = dst_node_type_index;
      hm.u.m.control_type = control_type;

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0)
            *ph_control =
                  hpi_indexes_to_handle(HPI_OBJ_CONTROL,
                  hm.adapter_index, hr.u.m.control_index);
      else
            *ph_control = 0;
      return hr.error;
}

u16 hpi_mixer_get_control_by_index(const struct hpi_hsubsys *ph_subsys,
      u32 h_mixer, u16 control_index, u16 *pw_src_node_type,
      u16 *pw_src_node_index, u16 *pw_dst_node_type, u16 *pw_dst_node_index,
      u16 *pw_control_type, u32 *ph_control)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER,
            HPI_MIXER_GET_CONTROL_BY_INDEX);
      u32TOINDEX(h_mixer, &hm.adapter_index);
      hm.u.m.control_index = control_index;
      hpi_send_recv(&hm, &hr);

      if (pw_src_node_type) {
            *pw_src_node_type =
                  hr.u.m.src_node_type + HPI_SOURCENODE_NONE;
            *pw_src_node_index = hr.u.m.src_node_index;
            *pw_dst_node_type = hr.u.m.dst_node_type + HPI_DESTNODE_NONE;
            *pw_dst_node_index = hr.u.m.dst_node_index;
      }
      if (pw_control_type)
            *pw_control_type = hr.u.m.control_index;

      if (ph_control) {
            if (hr.error == 0)
                  *ph_control =
                        hpi_indexes_to_handle(HPI_OBJ_CONTROL,
                        hm.adapter_index, control_index);
            else
                  *ph_control = 0;
      }
      return hr.error;
}

u16 hpi_mixer_store(const struct hpi_hsubsys *ph_subsys, u32 h_mixer,
      enum HPI_MIXER_STORE_COMMAND command, u16 index)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER, HPI_MIXER_STORE);
      u32TOINDEX(h_mixer, &hm.adapter_index);
      hm.u.mx.store.command = command;
      hm.u.mx.store.index = index;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

static
u16 hpi_control_param_set(const struct hpi_hsubsys *ph_subsys,
      const u32 h_control, const u16 attrib, const u32 param1,
      const u32 param2)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_SET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = attrib;
      hm.u.c.param1 = param1;
      hm.u.c.param2 = param2;
      hpi_send_recv(&hm, &hr);
      return hr.error;
}

static
u16 hpi_control_param_get(const struct hpi_hsubsys *ph_subsys,
      const u32 h_control, const u16 attrib, u32 param1, u32 param2,
      u32 *pparam1, u32 *pparam2)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = attrib;
      hm.u.c.param1 = param1;
      hm.u.c.param2 = param2;
      hpi_send_recv(&hm, &hr);
      if (pparam1)
            *pparam1 = hr.u.c.param1;
      if (pparam2)
            *pparam2 = hr.u.c.param2;

      return hr.error;
}

#define hpi_control_param1_get(s, h, a, p1) \
            hpi_control_param_get(s, h, a, 0, 0, p1, NULL)
#define hpi_control_param2_get(s, h, a, p1, p2) \
            hpi_control_param_get(s, h, a, 0, 0, p1, p2)
#define hpi_control_ex_param1_get(s, h, a, p1) \
            hpi_control_ex_param_get(s, h, a, 0, 0, p1, NULL)
#define hpi_control_ex_param2_get(s, h, a, p1, p2) \
            hpi_control_ex_param_get(s, h, a, 0, 0, p1, p2)

static
u16 hpi_control_query(const struct hpi_hsubsys *ph_subsys,
      const u32 h_control, const u16 attrib, const u32 index,
      const u32 param, u32 *psetting)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_INFO);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);

      hm.u.c.attribute = attrib;
      hm.u.c.param1 = index;
      hm.u.c.param2 = param;

      hpi_send_recv(&hm, &hr);
      *psetting = hr.u.c.param1;

      return hr.error;
}

static u16 hpi_control_get_string(const struct hpi_hsubsys *ph_subsys,
      const u32 h_control, const u16 attribute, char *psz_string,
      const u32 string_length)
{
      unsigned int sub_string_index = 0, j = 0;
      char c = 0;
      unsigned int n = 0;
      u16 hE = 0;

      if ((string_length < 1) || (string_length > 256))
            return HPI_ERROR_INVALID_CONTROL_VALUE;
      for (sub_string_index = 0; sub_string_index < string_length;
            sub_string_index += 8) {
            struct hpi_message hm;
            struct hpi_response hr;

            hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
                  HPI_CONTROL_GET_STATE);
            u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
            hm.u.c.attribute = attribute;
            hm.u.c.param1 = sub_string_index;
            hm.u.c.param2 = 0;
            hpi_send_recv(&hm, &hr);

            if (sub_string_index == 0
                  && (hr.u.cu.chars8.remaining_chars + 8) >
                  string_length)
                  return HPI_ERROR_INVALID_CONTROL_VALUE;

            if (hr.error) {
                  hE = hr.error;
                  break;
            }
            for (j = 0; j < 8; j++) {
                  c = hr.u.cu.chars8.sz_data[j];
                  psz_string[sub_string_index + j] = c;
                  n++;
                  if (n >= string_length) {
                        psz_string[string_length - 1] = 0;
                        hE = HPI_ERROR_INVALID_CONTROL_VALUE;
                        break;
                  }
                  if (c == 0)
                        break;
            }

            if ((hr.u.cu.chars8.remaining_chars == 0)
                  && ((sub_string_index + j) < string_length)
                  && (c != 0)) {
                  c = 0;
                  psz_string[sub_string_index + j] = c;
            }
            if (c == 0)
                  break;
      }
      return hE;
}

u16 HPI_AESEBU__receiver_query_format(const struct hpi_hsubsys *ph_subsys,
      const u32 h_aes_rx, const u32 index, u16 *pw_format)
{
      u32 qr;
      u16 err;

      err = hpi_control_query(ph_subsys, h_aes_rx, HPI_AESEBURX_FORMAT,
            index, 0, &qr);
      *pw_format = (u16)qr;
      return err;
}

u16 HPI_AESEBU__receiver_set_format(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 format)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_AESEBURX_FORMAT, format, 0);
}

u16 HPI_AESEBU__receiver_get_format(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pw_format)
{
      u16 err;
      u32 param;

      err = hpi_control_param1_get(ph_subsys, h_control,
            HPI_AESEBURX_FORMAT, &param);
      if (!err && pw_format)
            *pw_format = (u16)param;

      return err;
}

u16 HPI_AESEBU__receiver_get_sample_rate(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *psample_rate)
{
      return hpi_control_param1_get(ph_subsys, h_control,
            HPI_AESEBURX_SAMPLERATE, psample_rate);
}

u16 HPI_AESEBU__receiver_get_user_data(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 index, u16 *pw_data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_AESEBURX_USERDATA;
      hm.u.c.param1 = index;

      hpi_send_recv(&hm, &hr);

      if (pw_data)
            *pw_data = (u16)hr.u.c.param2;
      return hr.error;
}

u16 HPI_AESEBU__receiver_get_channel_status(const struct hpi_hsubsys
      *ph_subsys, u32 h_control, u16 index, u16 *pw_data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_AESEBURX_CHANNELSTATUS;
      hm.u.c.param1 = index;

      hpi_send_recv(&hm, &hr);

      if (pw_data)
            *pw_data = (u16)hr.u.c.param2;
      return hr.error;
}

u16 HPI_AESEBU__receiver_get_error_status(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pw_error_data)
{
      u32 error_data = 0;
      u16 error = 0;

      error = hpi_control_param1_get(ph_subsys, h_control,
            HPI_AESEBURX_ERRORSTATUS, &error_data);
      if (pw_error_data)
            *pw_error_data = (u16)error_data;
      return error;
}

u16 HPI_AESEBU__transmitter_set_sample_rate(const struct hpi_hsubsys
      *ph_subsys, u32 h_control, u32 sample_rate)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_AESEBUTX_SAMPLERATE, sample_rate, 0);
}

u16 HPI_AESEBU__transmitter_set_user_data(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 index, u16 data)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_AESEBUTX_USERDATA, index, data);
}

u16 HPI_AESEBU__transmitter_set_channel_status(const struct hpi_hsubsys
      *ph_subsys, u32 h_control, u16 index, u16 data)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_AESEBUTX_CHANNELSTATUS, index, data);
}

u16 HPI_AESEBU__transmitter_get_channel_status(const struct hpi_hsubsys
      *ph_subsys, u32 h_control, u16 index, u16 *pw_data)
{
      return HPI_ERROR_INVALID_OPERATION;
}

u16 HPI_AESEBU__transmitter_query_format(const struct hpi_hsubsys *ph_subsys,
      const u32 h_aes_tx, const u32 index, u16 *pw_format)
{
      u32 qr;
      u16 err;

      err = hpi_control_query(ph_subsys, h_aes_tx, HPI_AESEBUTX_FORMAT,
            index, 0, &qr);
      *pw_format = (u16)qr;
      return err;
}

u16 HPI_AESEBU__transmitter_set_format(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 output_format)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_AESEBUTX_FORMAT, output_format, 0);
}

u16 HPI_AESEBU__transmitter_get_format(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pw_output_format)
{
      u16 err;
      u32 param;

      err = hpi_control_param1_get(ph_subsys, h_control,
            HPI_AESEBUTX_FORMAT, &param);
      if (!err && pw_output_format)
            *pw_output_format = (u16)param;

      return err;
}

u16 hpi_bitstream_set_clock_edge(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 edge_type)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_BITSTREAM_CLOCK_EDGE, edge_type, 0);
}

u16 hpi_bitstream_set_data_polarity(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 polarity)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_BITSTREAM_DATA_POLARITY, polarity, 0);
}

u16 hpi_bitstream_get_activity(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pw_clk_activity, u16 *pw_data_activity)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_BITSTREAM_ACTIVITY;
      hpi_send_recv(&hm, &hr);
      if (pw_clk_activity)
            *pw_clk_activity = (u16)hr.u.c.param1;
      if (pw_data_activity)
            *pw_data_activity = (u16)hr.u.c.param2;
      return hr.error;
}

u16 hpi_channel_mode_query_mode(const struct hpi_hsubsys *ph_subsys,
      const u32 h_mode, const u32 index, u16 *pw_mode)
{
      u32 qr;
      u16 err;

      err = hpi_control_query(ph_subsys, h_mode, HPI_CHANNEL_MODE_MODE,
            index, 0, &qr);
      *pw_mode = (u16)qr;
      return err;
}

u16 hpi_channel_mode_set(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u16 mode)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_CHANNEL_MODE_MODE, mode, 0);
}

u16 hpi_channel_mode_get(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u16 *mode)
{
      u32 mode32 = 0;
      u16 error = hpi_control_param1_get(ph_subsys, h_control,
            HPI_CHANNEL_MODE_MODE, &mode32);
      if (mode)
            *mode = (u16)mode32;
      return error;
}

u16 hpi_cobranet_hmi_write(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u32 hmi_address, u32 byte_count, u8 *pb_data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROLEX,
            HPI_CONTROL_SET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);

      hm.u.cx.u.cobranet_data.byte_count = byte_count;
      hm.u.cx.u.cobranet_data.hmi_address = hmi_address;

      if (byte_count <= 8) {
            memcpy(hm.u.cx.u.cobranet_data.data, pb_data, byte_count);
            hm.u.cx.attribute = HPI_COBRANET_SET;
      } else {
            hm.u.cx.u.cobranet_bigdata.pb_data = pb_data;
            hm.u.cx.attribute = HPI_COBRANET_SET_DATA;
      }

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_cobranet_hmi_read(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u32 hmi_address, u32 max_byte_count, u32 *pbyte_count, u8 *pb_data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROLEX,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);

      hm.u.cx.u.cobranet_data.byte_count = max_byte_count;
      hm.u.cx.u.cobranet_data.hmi_address = hmi_address;

      if (max_byte_count <= 8) {
            hm.u.cx.attribute = HPI_COBRANET_GET;
      } else {
            hm.u.cx.u.cobranet_bigdata.pb_data = pb_data;
            hm.u.cx.attribute = HPI_COBRANET_GET_DATA;
      }

      hpi_send_recv(&hm, &hr);
      if (!hr.error && pb_data) {

            *pbyte_count = hr.u.cx.u.cobranet_data.byte_count;

            if (*pbyte_count < max_byte_count)
                  max_byte_count = *pbyte_count;

            if (hm.u.cx.attribute == HPI_COBRANET_GET) {
                  memcpy(pb_data, hr.u.cx.u.cobranet_data.data,
                        max_byte_count);
            } else {

            }

      }
      return hr.error;
}

u16 hpi_cobranet_hmi_get_status(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *pstatus, u32 *preadable_size,
      u32 *pwriteable_size)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROLEX,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);

      hm.u.cx.attribute = HPI_COBRANET_GET_STATUS;

      hpi_send_recv(&hm, &hr);
      if (!hr.error) {
            if (pstatus)
                  *pstatus = hr.u.cx.u.cobranet_status.status;
            if (preadable_size)
                  *preadable_size =
                        hr.u.cx.u.cobranet_status.readable_size;
            if (pwriteable_size)
                  *pwriteable_size =
                        hr.u.cx.u.cobranet_status.writeable_size;
      }
      return hr.error;
}

u16 hpi_cobranet_getI_paddress(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *pi_paddress)
{
      u32 byte_count;
      u32 iP;
      u16 error;
      error = hpi_cobranet_hmi_read(ph_subsys, h_control,
            HPI_COBRANET_HMI_cobra_ip_mon_currentIP, 4, &byte_count,
            (u8 *)&iP);

      *pi_paddress =
            ((iP & 0xff000000) >> 8) | ((iP & 0x00ff0000) << 8) | ((iP &
                  0x0000ff00) >> 8) | ((iP & 0x000000ff) << 8);

      if (error)
            *pi_paddress = 0;

      return error;

}

u16 hpi_cobranet_setI_paddress(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 i_paddress)
{
      u32 iP;
      u16 error;

      iP = ((i_paddress & 0xff000000) >> 8) | ((i_paddress & 0x00ff0000) <<
            8) | ((i_paddress & 0x0000ff00) >> 8) | ((i_paddress &
                  0x000000ff) << 8);

      error = hpi_cobranet_hmi_write(ph_subsys, h_control,
            HPI_COBRANET_HMI_cobra_ip_mon_currentIP, 4, (u8 *)&iP);

      return error;

}

u16 hpi_cobranet_get_staticI_paddress(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *pi_paddress)
{
      u32 byte_count;
      u32 iP;
      u16 error;
      error = hpi_cobranet_hmi_read(ph_subsys, h_control,
            HPI_COBRANET_HMI_cobra_ip_mon_staticIP, 4, &byte_count,
            (u8 *)&iP);

      *pi_paddress =
            ((iP & 0xff000000) >> 8) | ((iP & 0x00ff0000) << 8) | ((iP &
                  0x0000ff00) >> 8) | ((iP & 0x000000ff) << 8);

      if (error)
            *pi_paddress = 0;

      return error;

}

u16 hpi_cobranet_set_staticI_paddress(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 i_paddress)
{
      u32 iP;
      u16 error;

      iP = ((i_paddress & 0xff000000) >> 8) | ((i_paddress & 0x00ff0000) <<
            8) | ((i_paddress & 0x0000ff00) >> 8) | ((i_paddress &
                  0x000000ff) << 8);

      error = hpi_cobranet_hmi_write(ph_subsys, h_control,
            HPI_COBRANET_HMI_cobra_ip_mon_staticIP, 4, (u8 *)&iP);

      return error;

}

u16 hpi_cobranet_getMA_caddress(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *pmAC_MS_bs, u32 *pmAC_LS_bs)
{
      u32 byte_count;
      u16 error;
      u32 mAC;
      error = hpi_cobranet_hmi_read(ph_subsys, h_control,
            HPI_COBRANET_HMI_cobra_if_phy_address, 4, &byte_count,
            (u8 *)&mAC);
      *pmAC_MS_bs =
            ((mAC & 0xff000000) >> 8) | ((mAC & 0x00ff0000) << 8) | ((mAC
                  & 0x0000ff00) >> 8) | ((mAC & 0x000000ff) << 8);
      error += hpi_cobranet_hmi_read(ph_subsys, h_control,
            HPI_COBRANET_HMI_cobra_if_phy_address + 1, 4, &byte_count,
            (u8 *)&mAC);
      *pmAC_LS_bs =
            ((mAC & 0xff000000) >> 8) | ((mAC & 0x00ff0000) << 8) | ((mAC
                  & 0x0000ff00) >> 8) | ((mAC & 0x000000ff) << 8);

      if (error) {
            *pmAC_MS_bs = 0;
            *pmAC_LS_bs = 0;
      }

      return error;
}

u16 hpi_compander_set(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u16 attack, u16 decay, short ratio100, short threshold0_01dB,
      short makeup_gain0_01dB)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_SET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);

      hm.u.c.param1 = attack + ((u32)ratio100 << 16);
      hm.u.c.param2 = (decay & 0xFFFFL);
      hm.u.c.an_log_value[0] = threshold0_01dB;
      hm.u.c.an_log_value[1] = makeup_gain0_01dB;
      hm.u.c.attribute = HPI_COMPANDER_PARAMS;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_compander_get(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u16 *pw_attack, u16 *pw_decay, short *pw_ratio100,
      short *pn_threshold0_01dB, short *pn_makeup_gain0_01dB)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_COMPANDER_PARAMS;

      hpi_send_recv(&hm, &hr);

      if (pw_attack)
            *pw_attack = (short)(hr.u.c.param1 & 0xFFFF);
      if (pw_decay)
            *pw_decay = (short)(hr.u.c.param2 & 0xFFFF);
      if (pw_ratio100)
            *pw_ratio100 = (short)(hr.u.c.param1 >> 16);

      if (pn_threshold0_01dB)
            *pn_threshold0_01dB = hr.u.c.an_log_value[0];
      if (pn_makeup_gain0_01dB)
            *pn_makeup_gain0_01dB = hr.u.c.an_log_value[1];

      return hr.error;
}

u16 hpi_level_query_range(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short *min_gain_01dB, short *max_gain_01dB, short *step_gain_01dB)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_LEVEL_RANGE;

      hpi_send_recv(&hm, &hr);
      if (hr.error) {
            hr.u.c.an_log_value[0] = 0;
            hr.u.c.an_log_value[1] = 0;
            hr.u.c.param1 = 0;
      }
      if (min_gain_01dB)
            *min_gain_01dB = hr.u.c.an_log_value[0];
      if (max_gain_01dB)
            *max_gain_01dB = hr.u.c.an_log_value[1];
      if (step_gain_01dB)
            *step_gain_01dB = (short)hr.u.c.param1;
      return hr.error;
}

u16 hpi_level_set_gain(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short an_gain0_01dB[HPI_MAX_CHANNELS]
      )
{
      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_SET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      memcpy(hm.u.c.an_log_value, an_gain0_01dB,
            sizeof(short) * HPI_MAX_CHANNELS);
      hm.u.c.attribute = HPI_LEVEL_GAIN;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_level_get_gain(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short an_gain0_01dB[HPI_MAX_CHANNELS]
      )
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_LEVEL_GAIN;

      hpi_send_recv(&hm, &hr);

      memcpy(an_gain0_01dB, hr.u.c.an_log_value,
            sizeof(short) * HPI_MAX_CHANNELS);
      return hr.error;
}

u16 hpi_meter_query_channels(const struct hpi_hsubsys *ph_subsys,
      const u32 h_meter, u32 *p_channels)
{
      return hpi_control_query(ph_subsys, h_meter, HPI_METER_NUM_CHANNELS,
            0, 0, p_channels);
}

u16 hpi_meter_get_peak(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short an_peakdB[HPI_MAX_CHANNELS]
      )
{
      short i = 0;

      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.obj_index = hm.obj_index;
      hm.u.c.attribute = HPI_METER_PEAK;

      hpi_send_recv(&hm, &hr);

      if (!hr.error)
            memcpy(an_peakdB, hr.u.c.an_log_value,
                  sizeof(short) * HPI_MAX_CHANNELS);
      else
            for (i = 0; i < HPI_MAX_CHANNELS; i++)
                  an_peakdB[i] = HPI_METER_MINIMUM;
      return hr.error;
}

u16 hpi_meter_get_rms(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short an_rmsdB[HPI_MAX_CHANNELS]
      )
{
      short i = 0;

      struct hpi_message hm;
      struct hpi_response hr;

      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_METER_RMS;

      hpi_send_recv(&hm, &hr);

      if (!hr.error)
            memcpy(an_rmsdB, hr.u.c.an_log_value,
                  sizeof(short) * HPI_MAX_CHANNELS);
      else
            for (i = 0; i < HPI_MAX_CHANNELS; i++)
                  an_rmsdB[i] = HPI_METER_MINIMUM;

      return hr.error;
}

u16 hpi_meter_set_rms_ballistics(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 attack, u16 decay)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_METER_RMS_BALLISTICS, attack, decay);
}

u16 hpi_meter_get_rms_ballistics(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pn_attack, u16 *pn_decay)
{
      u32 attack;
      u32 decay;
      u16 error;

      error = hpi_control_param2_get(ph_subsys, h_control,
            HPI_METER_RMS_BALLISTICS, &attack, &decay);

      if (pn_attack)
            *pn_attack = (unsigned short)attack;
      if (pn_decay)
            *pn_decay = (unsigned short)decay;

      return error;
}

u16 hpi_meter_set_peak_ballistics(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 attack, u16 decay)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_METER_PEAK_BALLISTICS, attack, decay);
}

u16 hpi_meter_get_peak_ballistics(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pn_attack, u16 *pn_decay)
{
      u32 attack;
      u32 decay;
      u16 error;

      error = hpi_control_param2_get(ph_subsys, h_control,
            HPI_METER_PEAK_BALLISTICS, &attack, &decay);

      if (pn_attack)
            *pn_attack = (short)attack;
      if (pn_decay)
            *pn_decay = (short)decay;

      return error;
}

u16 hpi_microphone_set_phantom_power(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 on_off)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_MICROPHONE_PHANTOM_POWER, (u32)on_off, 0);
}

u16 hpi_microphone_get_phantom_power(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pw_on_off)
{
      u16 error = 0;
      u32 on_off = 0;
      error = hpi_control_param1_get(ph_subsys, h_control,
            HPI_MICROPHONE_PHANTOM_POWER, &on_off);
      if (pw_on_off)
            *pw_on_off = (u16)on_off;
      return (error);
}

u16 hpi_multiplexer_set_source(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 source_node_type, u16 source_node_index)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_MULTIPLEXER_SOURCE, source_node_type, source_node_index);
}

u16 hpi_multiplexer_get_source(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *source_node_type, u16 *source_node_index)
{
      u32 node, index;
      u16 error = hpi_control_param2_get(ph_subsys, h_control,
            HPI_MULTIPLEXER_SOURCE, &node,
            &index);
      if (source_node_type)
            *source_node_type = (u16)node;
      if (source_node_index)
            *source_node_index = (u16)index;
      return error;
}

u16 hpi_multiplexer_query_source(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 index, u16 *source_node_type,
      u16 *source_node_index)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_MULTIPLEXER_QUERYSOURCE;
      hm.u.c.param1 = index;

      hpi_send_recv(&hm, &hr);

      if (source_node_type)
            *source_node_type = (u16)hr.u.c.param1;
      if (source_node_index)
            *source_node_index = (u16)hr.u.c.param2;
      return hr.error;
}

u16 hpi_parametricEQ__get_info(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pw_number_of_bands, u16 *pw_on_off)
{
      u32 oB = 0;
      u32 oO = 0;
      u16 error = 0;

      error = hpi_control_param2_get(ph_subsys, h_control,
            HPI_EQUALIZER_NUM_FILTERS, &oO, &oB);
      if (pw_number_of_bands)
            *pw_number_of_bands = (u16)oB;
      if (pw_on_off)
            *pw_on_off = (u16)oO;
      return error;
}

u16 hpi_parametricEQ__set_state(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 on_off)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_EQUALIZER_NUM_FILTERS, on_off, 0);
}

u16 hpi_parametricEQ__get_band(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 index, u16 *pn_type, u32 *pfrequency_hz,
      short *pnQ100, short *pn_gain0_01dB)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_EQUALIZER_FILTER;
      hm.u.c.param2 = index;

      hpi_send_recv(&hm, &hr);

      if (pfrequency_hz)
            *pfrequency_hz = hr.u.c.param1;
      if (pn_type)
            *pn_type = (u16)(hr.u.c.param2 >> 16);
      if (pnQ100)
            *pnQ100 = hr.u.c.an_log_value[1];
      if (pn_gain0_01dB)
            *pn_gain0_01dB = hr.u.c.an_log_value[0];

      return hr.error;
}

u16 hpi_parametricEQ__set_band(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 index, u16 type, u32 frequency_hz, short q100,
      short gain0_01dB)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_SET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);

      hm.u.c.param1 = frequency_hz;
      hm.u.c.param2 = (index & 0xFFFFL) + ((u32)type << 16);
      hm.u.c.an_log_value[0] = gain0_01dB;
      hm.u.c.an_log_value[1] = q100;
      hm.u.c.attribute = HPI_EQUALIZER_FILTER;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_parametricEQ__get_coeffs(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 index, short coeffs[5]
      )
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_EQUALIZER_COEFFICIENTS;
      hm.u.c.param2 = index;

      hpi_send_recv(&hm, &hr);

      coeffs[0] = (short)hr.u.c.an_log_value[0];
      coeffs[1] = (short)hr.u.c.an_log_value[1];
      coeffs[2] = (short)hr.u.c.param1;
      coeffs[3] = (short)(hr.u.c.param1 >> 16);
      coeffs[4] = (short)hr.u.c.param2;

      return hr.error;
}

u16 hpi_sample_clock_query_source(const struct hpi_hsubsys *ph_subsys,
      const u32 h_clock, const u32 index, u16 *pw_source)
{
      u32 qr;
      u16 err;

      err = hpi_control_query(ph_subsys, h_clock, HPI_SAMPLECLOCK_SOURCE,
            index, 0, &qr);
      *pw_source = (u16)qr;
      return err;
}

u16 hpi_sample_clock_set_source(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 source)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_SAMPLECLOCK_SOURCE, source, 0);
}

u16 hpi_sample_clock_get_source(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pw_source)
{
      u16 error = 0;
      u32 source = 0;
      error = hpi_control_param1_get(ph_subsys, h_control,
            HPI_SAMPLECLOCK_SOURCE, &source);
      if (!error)
            if (pw_source)
                  *pw_source = (u16)source;
      return error;
}

u16 hpi_sample_clock_query_source_index(const struct hpi_hsubsys *ph_subsys,
      const u32 h_clock, const u32 index, const u32 source,
      u16 *pw_source_index)
{
      u32 qr;
      u16 err;

      err = hpi_control_query(ph_subsys, h_clock,
            HPI_SAMPLECLOCK_SOURCE_INDEX, index, source, &qr);
      *pw_source_index = (u16)qr;
      return err;
}

u16 hpi_sample_clock_set_source_index(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 source_index)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_SAMPLECLOCK_SOURCE_INDEX, source_index, 0);
}

u16 hpi_sample_clock_get_source_index(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u16 *pw_source_index)
{
      u16 error = 0;
      u32 source_index = 0;
      error = hpi_control_param1_get(ph_subsys, h_control,
            HPI_SAMPLECLOCK_SOURCE_INDEX, &source_index);
      if (!error)
            if (pw_source_index)
                  *pw_source_index = (u16)source_index;
      return error;
}

u16 hpi_sample_clock_query_local_rate(const struct hpi_hsubsys *ph_subsys,
      const u32 h_clock, const u32 index, u32 *prate)
{
      u16 err;
      err = hpi_control_query(ph_subsys, h_clock,
            HPI_SAMPLECLOCK_LOCAL_SAMPLERATE, index, 0, prate);

      return err;
}

u16 hpi_sample_clock_set_local_rate(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 sample_rate)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_SAMPLECLOCK_LOCAL_SAMPLERATE, sample_rate, 0);
}

u16 hpi_sample_clock_get_local_rate(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *psample_rate)
{
      u16 error = 0;
      u32 sample_rate = 0;
      error = hpi_control_param1_get(ph_subsys, h_control,
            HPI_SAMPLECLOCK_LOCAL_SAMPLERATE, &sample_rate);
      if (!error)
            if (psample_rate)
                  *psample_rate = sample_rate;
      return error;
}

u16 hpi_sample_clock_get_sample_rate(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *psample_rate)
{
      u16 error = 0;
      u32 sample_rate = 0;
      error = hpi_control_param1_get(ph_subsys, h_control,
            HPI_SAMPLECLOCK_SAMPLERATE, &sample_rate);
      if (!error)
            if (psample_rate)
                  *psample_rate = sample_rate;
      return error;
}

u16 hpi_sample_clock_set_auto(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 enable)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_SAMPLECLOCK_AUTO, enable, 0);
}

u16 hpi_sample_clock_get_auto(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *penable)
{
      return hpi_control_param1_get(ph_subsys, h_control,
            HPI_SAMPLECLOCK_AUTO, penable);
}

u16 hpi_sample_clock_set_local_rate_lock(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 lock)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_SAMPLECLOCK_LOCAL_LOCK, lock, 0);
}

u16 hpi_sample_clock_get_local_rate_lock(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *plock)
{
      return hpi_control_param1_get(ph_subsys, h_control,
            HPI_SAMPLECLOCK_LOCAL_LOCK, plock);
}

u16 hpi_tone_detector_get_frequency(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 index, u32 *frequency)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_TONEDETECTOR_FREQUENCY, index, 0, frequency, NULL);
}

u16 hpi_tone_detector_get_state(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *state)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_TONEDETECTOR_STATE, 0, 0, (u32 *)state, NULL);
}

u16 hpi_tone_detector_set_enable(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 enable)
{
      return hpi_control_param_set(ph_subsys, h_control, HPI_GENERIC_ENABLE,
            (u32)enable, 0);
}

u16 hpi_tone_detector_get_enable(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *enable)
{
      return hpi_control_param_get(ph_subsys, h_control, HPI_GENERIC_ENABLE,
            0, 0, (u32 *)enable, NULL);
}

u16 hpi_tone_detector_set_event_enable(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 event_enable)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_GENERIC_EVENT_ENABLE, (u32)event_enable, 0);
}

u16 hpi_tone_detector_get_event_enable(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *event_enable)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_GENERIC_EVENT_ENABLE, 0, 0, (u32 *)event_enable, NULL);
}

u16 hpi_tone_detector_set_threshold(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, int threshold)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_TONEDETECTOR_THRESHOLD, (u32)threshold, 0);
}

u16 hpi_tone_detector_get_threshold(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, int *threshold)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_TONEDETECTOR_THRESHOLD, 0, 0, (u32 *)threshold, NULL);
}

u16 hpi_silence_detector_get_state(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *state)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_SILENCEDETECTOR_STATE, 0, 0, (u32 *)state, NULL);
}

u16 hpi_silence_detector_set_enable(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 enable)
{
      return hpi_control_param_set(ph_subsys, h_control, HPI_GENERIC_ENABLE,
            (u32)enable, 0);
}

u16 hpi_silence_detector_get_enable(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *enable)
{
      return hpi_control_param_get(ph_subsys, h_control, HPI_GENERIC_ENABLE,
            0, 0, (u32 *)enable, NULL);
}

u16 hpi_silence_detector_set_event_enable(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 event_enable)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_GENERIC_EVENT_ENABLE, (u32)event_enable, 0);
}

u16 hpi_silence_detector_get_event_enable(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *event_enable)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_GENERIC_EVENT_ENABLE, 0, 0, (u32 *)event_enable, NULL);
}

u16 hpi_silence_detector_set_delay(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 delay)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_SILENCEDETECTOR_DELAY, (u32)delay, 0);
}

u16 hpi_silence_detector_get_delay(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *delay)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_SILENCEDETECTOR_DELAY, 0, 0, (u32 *)delay, NULL);
}

u16 hpi_silence_detector_set_threshold(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, int threshold)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_SILENCEDETECTOR_THRESHOLD, (u32)threshold, 0);
}

u16 hpi_silence_detector_get_threshold(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, int *threshold)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_SILENCEDETECTOR_THRESHOLD, 0, 0, (u32 *)threshold, NULL);
}

u16 hpi_tuner_query_band(const struct hpi_hsubsys *ph_subsys,
      const u32 h_tuner, const u32 index, u16 *pw_band)
{
      u32 qr;
      u16 err;

      err = hpi_control_query(ph_subsys, h_tuner, HPI_TUNER_BAND, index, 0,
            &qr);
      *pw_band = (u16)qr;
      return err;
}

u16 hpi_tuner_set_band(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u16 band)
{
      return hpi_control_param_set(ph_subsys, h_control, HPI_TUNER_BAND,
            band, 0);
}

u16 hpi_tuner_get_band(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u16 *pw_band)
{
      u32 band = 0;
      u16 error = 0;

      error = hpi_control_param1_get(ph_subsys, h_control, HPI_TUNER_BAND,
            &band);
      if (pw_band)
            *pw_band = (u16)band;
      return error;
}

u16 hpi_tuner_query_frequency(const struct hpi_hsubsys *ph_subsys,
      const u32 h_tuner, const u32 index, const u16 band, u32 *pfreq)
{
      return hpi_control_query(ph_subsys, h_tuner, HPI_TUNER_FREQ, index,
            band, pfreq);
}

u16 hpi_tuner_set_frequency(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 freq_ink_hz)
{
      return hpi_control_param_set(ph_subsys, h_control, HPI_TUNER_FREQ,
            freq_ink_hz, 0);
}

u16 hpi_tuner_get_frequency(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *pw_freq_ink_hz)
{
      return hpi_control_param1_get(ph_subsys, h_control, HPI_TUNER_FREQ,
            pw_freq_ink_hz);
}

u16 hpi_tuner_query_gain(const struct hpi_hsubsys *ph_subsys,
      const u32 h_tuner, const u32 index, u16 *pw_gain)
{
      u32 qr;
      u16 err;

      err = hpi_control_query(ph_subsys, h_tuner, HPI_TUNER_BAND, index, 0,
            &qr);
      *pw_gain = (u16)qr;
      return err;
}

u16 hpi_tuner_set_gain(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short gain)
{
      return hpi_control_param_set(ph_subsys, h_control, HPI_TUNER_GAIN,
            gain, 0);
}

u16 hpi_tuner_get_gain(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short *pn_gain)
{
      u32 gain = 0;
      u16 error = 0;

      error = hpi_control_param1_get(ph_subsys, h_control, HPI_TUNER_GAIN,
            &gain);
      if (pn_gain)
            *pn_gain = (u16)gain;
      return error;
}

u16 hpi_tuner_getRF_level(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short *pw_level)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_TUNER_LEVEL;
      hm.u.c.param1 = HPI_TUNER_LEVEL_AVERAGE;
      hpi_send_recv(&hm, &hr);
      if (pw_level)
            *pw_level = (short)hr.u.c.param1;
      return hr.error;
}

u16 hpi_tuner_get_rawRF_level(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, short *pw_level)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_TUNER_LEVEL;
      hm.u.c.param1 = HPI_TUNER_LEVEL_RAW;
      hpi_send_recv(&hm, &hr);
      if (pw_level)
            *pw_level = (short)hr.u.c.param1;
      return hr.error;
}

u16 hpi_tuner_query_deemphasis(const struct hpi_hsubsys *ph_subsys,
      const u32 h_tuner, const u32 index, const u16 band, u32 *pdeemphasis)
{
      return hpi_control_query(ph_subsys, h_tuner, HPI_TUNER_DEEMPHASIS,
            index, band, pdeemphasis);
}

u16 hpi_tuner_set_deemphasis(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 deemphasis)
{
      return hpi_control_param_set(ph_subsys, h_control,
            HPI_TUNER_DEEMPHASIS, deemphasis, 0);
}

u16 hpi_tuner_get_deemphasis(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *pdeemphasis)
{
      return hpi_control_param1_get(ph_subsys, h_control,
            HPI_TUNER_DEEMPHASIS, pdeemphasis);
}

u16 hpi_tuner_query_program(const struct hpi_hsubsys *ph_subsys,
      const u32 h_tuner, u32 *pbitmap_program)
{
      return hpi_control_query(ph_subsys, h_tuner, HPI_TUNER_PROGRAM, 0, 0,
            pbitmap_program);
}

u16 hpi_tuner_set_program(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u32 program)
{
      return hpi_control_param_set(ph_subsys, h_control, HPI_TUNER_PROGRAM,
            program, 0);
}

u16 hpi_tuner_get_program(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u32 *pprogram)
{
      return hpi_control_param1_get(ph_subsys, h_control, HPI_TUNER_PROGRAM,
            pprogram);
}

u16 hpi_tuner_get_hd_radio_dsp_version(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, char *psz_dsp_version, const u32 string_size)
{
      return hpi_control_get_string(ph_subsys, h_control,
            HPI_TUNER_HDRADIO_DSP_VERSION, psz_dsp_version, string_size);
}

u16 hpi_tuner_get_hd_radio_sdk_version(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, char *psz_sdk_version, const u32 string_size)
{
      return hpi_control_get_string(ph_subsys, h_control,
            HPI_TUNER_HDRADIO_SDK_VERSION, psz_sdk_version, string_size);
}

u16 hpi_tuner_get_status(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u16 *pw_status_mask, u16 *pw_status)
{
      u32 status = 0;
      u16 error = 0;

      error = hpi_control_param1_get(ph_subsys, h_control, HPI_TUNER_STATUS,
            &status);
      if (pw_status) {
            if (!error) {
                  *pw_status_mask = (u16)(status >> 16);
                  *pw_status = (u16)(status & 0xFFFF);
            } else {
                  *pw_status_mask = 0;
                  *pw_status = 0;
            }
      }
      return error;
}

u16 hpi_tuner_set_mode(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u32 mode, u32 value)
{
      return hpi_control_param_set(ph_subsys, h_control, HPI_TUNER_MODE,
            mode, value);
}

u16 hpi_tuner_get_mode(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u32 mode, u32 *pn_value)
{
      return hpi_control_param_get(ph_subsys, h_control, HPI_TUNER_MODE,
            mode, 0, pn_value, NULL);
}

u16 hpi_tuner_get_hd_radio_signal_quality(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *pquality)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_TUNER_HDRADIO_SIGNAL_QUALITY, 0, 0, pquality, NULL);
}

u16 hpi_tuner_getRDS(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      char *p_data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_TUNER_RDS;
      hpi_send_recv(&hm, &hr);
      if (p_data) {
            *(u32 *)&p_data[0] = hr.u.cu.tuner.rds.data[0];
            *(u32 *)&p_data[4] = hr.u.cu.tuner.rds.data[1];
            *(u32 *)&p_data[8] = hr.u.cu.tuner.rds.bLER;
      }
      return hr.error;
}

u16 HPI_PAD__get_channel_name(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, char *psz_string, const u32 data_length)
{
      return hpi_control_get_string(ph_subsys, h_control,
            HPI_PAD_CHANNEL_NAME, psz_string, data_length);
}

u16 HPI_PAD__get_artist(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      char *psz_string, const u32 data_length)
{
      return hpi_control_get_string(ph_subsys, h_control, HPI_PAD_ARTIST,
            psz_string, data_length);
}

u16 HPI_PAD__get_title(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      char *psz_string, const u32 data_length)
{
      return hpi_control_get_string(ph_subsys, h_control, HPI_PAD_TITLE,
            psz_string, data_length);
}

u16 HPI_PAD__get_comment(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      char *psz_string, const u32 data_length)
{
      return hpi_control_get_string(ph_subsys, h_control, HPI_PAD_COMMENT,
            psz_string, data_length);
}

u16 HPI_PAD__get_program_type(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, u32 *ppTY)
{
      return hpi_control_param_get(ph_subsys, h_control,
            HPI_PAD_PROGRAM_TYPE, 0, 0, ppTY, NULL);
}

u16 HPI_PAD__get_rdsPI(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      u32 *ppI)
{
      return hpi_control_param_get(ph_subsys, h_control, HPI_PAD_PROGRAM_ID,
            0, 0, ppI, NULL);
}

u16 hpi_volume_query_channels(const struct hpi_hsubsys *ph_subsys,
      const u32 h_volume, u32 *p_channels)
{
      return hpi_control_query(ph_subsys, h_volume, HPI_VOLUME_NUM_CHANNELS,
            0, 0, p_channels);
}

u16 hpi_volume_set_gain(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short an_log_gain[HPI_MAX_CHANNELS]
      )
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_SET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      memcpy(hm.u.c.an_log_value, an_log_gain,
            sizeof(short) * HPI_MAX_CHANNELS);
      hm.u.c.attribute = HPI_VOLUME_GAIN;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_volume_get_gain(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short an_log_gain[HPI_MAX_CHANNELS]
      )
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_VOLUME_GAIN;

      hpi_send_recv(&hm, &hr);

      memcpy(an_log_gain, hr.u.c.an_log_value,
            sizeof(short) * HPI_MAX_CHANNELS);
      return hr.error;
}

u16 hpi_volume_query_range(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short *min_gain_01dB, short *max_gain_01dB, short *step_gain_01dB)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_VOLUME_RANGE;

      hpi_send_recv(&hm, &hr);
      if (hr.error) {
            hr.u.c.an_log_value[0] = 0;
            hr.u.c.an_log_value[1] = 0;
            hr.u.c.param1 = 0;
      }
      if (min_gain_01dB)
            *min_gain_01dB = hr.u.c.an_log_value[0];
      if (max_gain_01dB)
            *max_gain_01dB = hr.u.c.an_log_value[1];
      if (step_gain_01dB)
            *step_gain_01dB = (short)hr.u.c.param1;
      return hr.error;
}

u16 hpi_volume_auto_fade_profile(const struct hpi_hsubsys *ph_subsys,
      u32 h_control, short an_stop_gain0_01dB[HPI_MAX_CHANNELS],
      u32 duration_ms, u16 profile)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_SET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);

      memcpy(hm.u.c.an_log_value, an_stop_gain0_01dB,
            sizeof(short) * HPI_MAX_CHANNELS);

      hm.u.c.attribute = HPI_VOLUME_AUTOFADE;
      hm.u.c.param1 = duration_ms;
      hm.u.c.param2 = profile;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_volume_auto_fade(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short an_stop_gain0_01dB[HPI_MAX_CHANNELS], u32 duration_ms)
{
      return hpi_volume_auto_fade_profile(ph_subsys, h_control,
            an_stop_gain0_01dB, duration_ms, HPI_VOLUME_AUTOFADE_LOG);
}

u16 hpi_vox_set_threshold(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short an_gain0_01dB)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_SET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_VOX_THRESHOLD;

      hm.u.c.an_log_value[0] = an_gain0_01dB;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_vox_get_threshold(const struct hpi_hsubsys *ph_subsys, u32 h_control,
      short *an_gain0_01dB)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_CONTROL,
            HPI_CONTROL_GET_STATE);
      u32TOINDEXES(h_control, &hm.adapter_index, &hm.obj_index);
      hm.u.c.attribute = HPI_VOX_THRESHOLD;

      hpi_send_recv(&hm, &hr);

      *an_gain0_01dB = hr.u.c.an_log_value[0];

      return hr.error;
}

static size_t strv_packet_size = MIN_STRV_PACKET_SIZE;

static size_t entity_type_to_size[LAST_ENTITY_TYPE] = {
      0,
      sizeof(struct hpi_entity),
      sizeof(void *),

      sizeof(int),
      sizeof(float),
      sizeof(double),

      sizeof(char),
      sizeof(char),

      4 * sizeof(char),
      16 * sizeof(char),
      6 * sizeof(char),
};

inline size_t hpi_entity_size(struct hpi_entity *entity_ptr)
{
      return entity_ptr->header.size;
}

inline size_t hpi_entity_header_size(struct hpi_entity *entity_ptr)
{
      return sizeof(entity_ptr->header);
}

inline size_t hpi_entity_value_size(struct hpi_entity *entity_ptr)
{
      return hpi_entity_size(entity_ptr) -
            hpi_entity_header_size(entity_ptr);
}

inline size_t hpi_entity_item_count(struct hpi_entity *entity_ptr)
{
      return hpi_entity_value_size(entity_ptr) /
            entity_type_to_size[entity_ptr->header.type];
}

inline struct hpi_entity *hpi_entity_ptr_to_next(struct hpi_entity
      *entity_ptr)
{
      return (void *)(((uint8_t *) entity_ptr) +
            hpi_entity_size(entity_ptr));
}

inline u16 hpi_entity_check_type(const enum e_entity_type t)
{
      if (t >= 0 && t < STR_TYPE_FIELD_MAX)
            return 0;
      return HPI_ERROR_ENTITY_TYPE_INVALID;
}

inline u16 hpi_entity_check_role(const enum e_entity_role r)
{
      if (r >= 0 && r < STR_ROLE_FIELD_MAX)
            return 0;
      return HPI_ERROR_ENTITY_ROLE_INVALID;
}

static u16 hpi_entity_get_next(struct hpi_entity *entity, int recursive_flag,
      void *guard_p, struct hpi_entity **next)
{
      HPI_DEBUG_ASSERT(entity != NULL);
      HPI_DEBUG_ASSERT(next != NULL);
      HPI_DEBUG_ASSERT(hpi_entity_size(entity) != 0);

      if (guard_p <= (void *)entity) {
            *next = NULL;
            return 0;
      }

      if (recursive_flag && entity->header.type == entity_type_sequence)
            *next = (struct hpi_entity *)entity->value;
      else
            *next = (struct hpi_entity *)hpi_entity_ptr_to_next(entity);

      if (guard_p <= (void *)*next) {
            *next = NULL;
            return 0;
      }

      HPI_DEBUG_ASSERT(guard_p >= (void *)hpi_entity_ptr_to_next(*next));
      return 0;
}

u16 hpi_entity_find_next(struct hpi_entity *container_entity,
      enum e_entity_type type, enum e_entity_role role, int recursive_flag,
      struct hpi_entity **current_match)
{
      struct hpi_entity *tmp = NULL;
      void *guard_p = NULL;

      HPI_DEBUG_ASSERT(container_entity != NULL);
      guard_p = hpi_entity_ptr_to_next(container_entity);

      if (*current_match != NULL)
            hpi_entity_get_next(*current_match, recursive_flag, guard_p,
                  &tmp);
      else
            hpi_entity_get_next(container_entity, 1, guard_p, &tmp);

      while (tmp) {
            u16 err;

            HPI_DEBUG_ASSERT((void *)tmp >= (void *)container_entity);

            if ((!type || tmp->header.type == type) && (!role
                        || tmp->header.role == role)) {
                  *current_match = tmp;
                  return 0;
            }

            err = hpi_entity_get_next(tmp, recursive_flag, guard_p,
                  current_match);
            if (err)
                  return err;

            tmp = *current_match;
      }

      *current_match = NULL;
      return 0;
}

void hpi_entity_free(struct hpi_entity *entity)
{
      if (entity != NULL)
            kfree(entity);
}

u16 hpi_entity_alloc_and_copy(struct hpi_entity *src, struct hpi_entity **dst)
{
      size_t buf_size;
      HPI_DEBUG_ASSERT(dst != NULL);
      HPI_DEBUG_ASSERT(src != NULL);

      buf_size = hpi_entity_size(src);
      *dst = kmalloc(buf_size, GFP_KERNEL);
      if (dst == NULL)
            return HPI_ERROR_MEMORY_ALLOC;
      memcpy(*dst, src, buf_size);
      return 0;
}

u16 hpi_universal_info(const struct hpi_hsubsys *ph_subsys, u32 hC,
      struct hpi_entity **info)
{
      struct hpi_msg_strv hm;
      struct hpi_res_strv *phr;
      u16 hpi_err;
      int remaining_attempts = 2;
      size_t resp_packet_size = 1024;

      *info = NULL;

      while (remaining_attempts--) {
            phr = kmalloc(resp_packet_size, GFP_KERNEL);
            HPI_DEBUG_ASSERT(phr != NULL);

            hpi_init_message_responseV1(&hm.h, (u16)sizeof(hm), &phr->h,
                  (u16)resp_packet_size, HPI_OBJ_CONTROL,
                  HPI_CONTROL_GET_INFO);
            u32TOINDEXES(hC, &hm.h.adapter_index, &hm.h.obj_index);

            hm.strv.header.size = sizeof(hm.strv);
            phr->strv.header.size = resp_packet_size - sizeof(phr->h);

            hpi_send_recv((struct hpi_message *)&hm.h,
                  (struct hpi_response *)&phr->h);
            if (phr->h.error == HPI_ERROR_RESPONSE_BUFFER_TOO_SMALL) {

                  HPI_DEBUG_ASSERT(phr->h.specific_error >
                        MIN_STRV_PACKET_SIZE
                        && phr->h.specific_error < 1500);
                  resp_packet_size = phr->h.specific_error;
            } else {
                  remaining_attempts = 0;
                  if (!phr->h.error)
                        hpi_entity_alloc_and_copy(&phr->strv, info);
            }

            hpi_err = phr->h.error;
            kfree(phr);
      }

      return hpi_err;
}

u16 hpi_universal_get(const struct hpi_hsubsys *ph_subsys, u32 hC,
      struct hpi_entity **value)
{
      struct hpi_msg_strv hm;
      struct hpi_res_strv *phr;
      u16 hpi_err;
      int remaining_attempts = 2;

      *value = NULL;

      while (remaining_attempts--) {
            phr = kmalloc(strv_packet_size, GFP_KERNEL);
            if (!phr)
                  return HPI_ERROR_MEMORY_ALLOC;

            hpi_init_message_responseV1(&hm.h, (u16)sizeof(hm), &phr->h,
                  (u16)strv_packet_size, HPI_OBJ_CONTROL,
                  HPI_CONTROL_GET_STATE);
            u32TOINDEXES(hC, &hm.h.adapter_index, &hm.h.obj_index);

            hm.strv.header.size = sizeof(hm.strv);
            phr->strv.header.size = strv_packet_size - sizeof(phr->h);

            hpi_send_recv((struct hpi_message *)&hm.h,
                  (struct hpi_response *)&phr->h);
            if (phr->h.error == HPI_ERROR_RESPONSE_BUFFER_TOO_SMALL) {

                  HPI_DEBUG_ASSERT(phr->h.specific_error >
                        MIN_STRV_PACKET_SIZE
                        && phr->h.specific_error < 1000);
                  strv_packet_size = phr->h.specific_error;
            } else {
                  remaining_attempts = 0;
                  if (!phr->h.error)
                        hpi_entity_alloc_and_copy(&phr->strv, value);
            }

            hpi_err = phr->h.error;
            kfree(phr);
      }

      return hpi_err;
}

u16 hpi_universal_set(const struct hpi_hsubsys *ph_subsys, u32 hC,
      struct hpi_entity *value)
{
      struct hpi_msg_strv *phm;
      struct hpi_res_strv hr;

      phm = kmalloc(sizeof(phm->h) + value->header.size, GFP_KERNEL);
      HPI_DEBUG_ASSERT(phm != NULL);

      hpi_init_message_responseV1(&phm->h,
            sizeof(phm->h) + value->header.size, &hr.h, sizeof(hr),
            HPI_OBJ_CONTROL, HPI_CONTROL_SET_STATE);
      u32TOINDEXES(hC, &phm->h.adapter_index, &phm->h.obj_index);
      hr.strv.header.size = sizeof(hr.strv);

      memcpy(&phm->strv, value, value->header.size);
      hpi_send_recv((struct hpi_message *)&phm->h,
            (struct hpi_response *)&hr.h);

      return hr.h.error;
}

u16 hpi_entity_alloc_and_pack(const enum e_entity_type type,
      const size_t item_count, const enum e_entity_role role, void *value,
      struct hpi_entity **entity)
{
      size_t bytes_to_copy, total_size;
      u16 hE = 0;
      *entity = 0;

      hE = hpi_entity_check_type(type);
      if (hE)
            return hE;

      HPI_DEBUG_ASSERT(role > entity_role_null && type < LAST_ENTITY_ROLE);

      bytes_to_copy = entity_type_to_size[type] * item_count;
      total_size = hpi_entity_header_size(*entity) + bytes_to_copy;

      HPI_DEBUG_ASSERT(total_size >= hpi_entity_header_size(*entity)
            && total_size < STR_SIZE_FIELD_MAX);

      *entity = kmalloc(total_size, GFP_KERNEL);
      if (*entity == NULL)
            return HPI_ERROR_MEMORY_ALLOC;
      memcpy((*entity)->value, value, bytes_to_copy);
      (*entity)->header.size =
            hpi_entity_header_size(*entity) + bytes_to_copy;
      (*entity)->header.type = type;
      (*entity)->header.role = role;
      return 0;
}

u16 hpi_entity_copy_value_from(struct hpi_entity *entity,
      enum e_entity_type type, size_t item_count, void *value_dst_p)
{
      size_t bytes_to_copy;

      if (entity->header.type != type)
            return HPI_ERROR_ENTITY_TYPE_MISMATCH;

      if (hpi_entity_item_count(entity) != item_count)
            return HPI_ERROR_ENTITY_ITEM_COUNT;

      bytes_to_copy = entity_type_to_size[type] * item_count;
      memcpy(value_dst_p, entity->value, bytes_to_copy);
      return 0;
}

u16 hpi_entity_unpack(struct hpi_entity *entity, enum e_entity_type *type,
      size_t *item_count, enum e_entity_role *role, void **value)
{
      u16 err = 0;
      HPI_DEBUG_ASSERT(entity != NULL);

      if (type)
            *type = entity->header.type;

      if (role)
            *role = entity->header.role;

      if (value)
            *value = entity->value;

      if (item_count != NULL) {
            if (entity->header.type == entity_type_sequence) {
                  void *guard_p = hpi_entity_ptr_to_next(entity);
                  struct hpi_entity *next = NULL;
                  void *contents = entity->value;

                  *item_count = 0;
                  while (contents < guard_p) {
                        (*item_count)++;
                        err = hpi_entity_get_next(contents, 0,
                              guard_p, &next);
                        if (next == NULL || err)
                              break;
                        contents = next;
                  }
            } else {
                  *item_count = hpi_entity_item_count(entity);
            }
      }
      return err;
}

u16 hpi_gpio_open(const struct hpi_hsubsys *ph_subsys, u16 adapter_index,
      u32 *ph_gpio, u16 *pw_number_input_bits, u16 *pw_number_output_bits)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_GPIO, HPI_GPIO_OPEN);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0) {
            *ph_gpio =
                  hpi_indexes_to_handle(HPI_OBJ_GPIO, adapter_index, 0);
            if (pw_number_input_bits)
                  *pw_number_input_bits = hr.u.l.number_input_bits;
            if (pw_number_output_bits)
                  *pw_number_output_bits = hr.u.l.number_output_bits;
      } else
            *ph_gpio = 0;
      return hr.error;
}

u16 hpi_gpio_read_bit(const struct hpi_hsubsys *ph_subsys, u32 h_gpio,
      u16 bit_index, u16 *pw_bit_data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_GPIO, HPI_GPIO_READ_BIT);
      u32TOINDEX(h_gpio, &hm.adapter_index);
      hm.u.l.bit_index = bit_index;

      hpi_send_recv(&hm, &hr);

      *pw_bit_data = hr.u.l.bit_data[0];
      return hr.error;
}

u16 hpi_gpio_read_all_bits(const struct hpi_hsubsys *ph_subsys, u32 h_gpio,
      u16 aw_all_bit_data[4]
      )
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_GPIO, HPI_GPIO_READ_ALL);
      u32TOINDEX(h_gpio, &hm.adapter_index);

      hpi_send_recv(&hm, &hr);

      if (aw_all_bit_data) {
            aw_all_bit_data[0] = hr.u.l.bit_data[0];
            aw_all_bit_data[1] = hr.u.l.bit_data[1];
            aw_all_bit_data[2] = hr.u.l.bit_data[2];
            aw_all_bit_data[3] = hr.u.l.bit_data[3];
      }
      return hr.error;
}

u16 hpi_gpio_write_bit(const struct hpi_hsubsys *ph_subsys, u32 h_gpio,
      u16 bit_index, u16 bit_data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_GPIO, HPI_GPIO_WRITE_BIT);
      u32TOINDEX(h_gpio, &hm.adapter_index);
      hm.u.l.bit_index = bit_index;
      hm.u.l.bit_data = bit_data;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_gpio_write_status(const struct hpi_hsubsys *ph_subsys, u32 h_gpio,
      u16 aw_all_bit_data[4]
      )
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_GPIO,
            HPI_GPIO_WRITE_STATUS);
      u32TOINDEX(h_gpio, &hm.adapter_index);

      hpi_send_recv(&hm, &hr);

      if (aw_all_bit_data) {
            aw_all_bit_data[0] = hr.u.l.bit_data[0];
            aw_all_bit_data[1] = hr.u.l.bit_data[1];
            aw_all_bit_data[2] = hr.u.l.bit_data[2];
            aw_all_bit_data[3] = hr.u.l.bit_data[3];
      }
      return hr.error;
}

u16 hpi_async_event_open(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u32 *ph_async)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ASYNCEVENT,
            HPI_ASYNCEVENT_OPEN);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0)

            *ph_async =
                  hpi_indexes_to_handle(HPI_OBJ_ASYNCEVENT,
                  adapter_index, 0);
      else
            *ph_async = 0;
      return hr.error;

}

u16 hpi_async_event_close(const struct hpi_hsubsys *ph_subsys, u32 h_async)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ASYNCEVENT,
            HPI_ASYNCEVENT_OPEN);
      u32TOINDEX(h_async, &hm.adapter_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_async_event_wait(const struct hpi_hsubsys *ph_subsys, u32 h_async,
      u16 maximum_events, struct hpi_async_event *p_events,
      u16 *pw_number_returned)
{
      return (0);
}

u16 hpi_async_event_get_count(const struct hpi_hsubsys *ph_subsys,
      u32 h_async, u16 *pw_count)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ASYNCEVENT,
            HPI_ASYNCEVENT_GETCOUNT);
      u32TOINDEX(h_async, &hm.adapter_index);

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0)
            if (pw_count)
                  *pw_count = hr.u.as.u.count.count;

      return hr.error;
}

u16 hpi_async_event_get(const struct hpi_hsubsys *ph_subsys, u32 h_async,
      u16 maximum_events, struct hpi_async_event *p_events,
      u16 *pw_number_returned)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_ASYNCEVENT,
            HPI_ASYNCEVENT_GET);
      u32TOINDEX(h_async, &hm.adapter_index);

      hpi_send_recv(&hm, &hr);
      if (!hr.error) {
            memcpy(p_events, &hr.u.as.u.event,
                  sizeof(struct hpi_async_event));
            *pw_number_returned = 1;
      }

      return hr.error;
}

u16 hpi_nv_memory_open(const struct hpi_hsubsys *ph_subsys, u16 adapter_index,
      u32 *ph_nv_memory, u16 *pw_size_in_bytes)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_NVMEMORY,
            HPI_NVMEMORY_OPEN);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0) {
            *ph_nv_memory =
                  hpi_indexes_to_handle(HPI_OBJ_NVMEMORY, adapter_index,
                  0);
            if (pw_size_in_bytes)
                  *pw_size_in_bytes = hr.u.n.size_in_bytes;
      } else
            *ph_nv_memory = 0;
      return hr.error;
}

u16 hpi_nv_memory_read_byte(const struct hpi_hsubsys *ph_subsys,
      u32 h_nv_memory, u16 index, u16 *pw_data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_NVMEMORY,
            HPI_NVMEMORY_READ_BYTE);
      u32TOINDEX(h_nv_memory, &hm.adapter_index);
      hm.u.n.address = index;

      hpi_send_recv(&hm, &hr);

      *pw_data = hr.u.n.data;
      return hr.error;
}

u16 hpi_nv_memory_write_byte(const struct hpi_hsubsys *ph_subsys,
      u32 h_nv_memory, u16 index, u16 data)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_NVMEMORY,
            HPI_NVMEMORY_WRITE_BYTE);
      u32TOINDEX(h_nv_memory, &hm.adapter_index);
      hm.u.n.address = index;
      hm.u.n.data = data;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_profile_open_all(const struct hpi_hsubsys *ph_subsys,
      u16 adapter_index, u16 profile_index, u32 *ph_profile,
      u16 *pw_max_profiles)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_PROFILE,
            HPI_PROFILE_OPEN_ALL);
      hm.adapter_index = adapter_index;
      hm.obj_index = profile_index;
      hpi_send_recv(&hm, &hr);

      *pw_max_profiles = hr.u.p.u.o.max_profiles;
      if (hr.error == 0)
            *ph_profile =
                  hpi_indexes_to_handle(HPI_OBJ_PROFILE, adapter_index,
                  profile_index);
      else
            *ph_profile = 0;
      return hr.error;
}

u16 hpi_profile_get(const struct hpi_hsubsys *ph_subsys, u32 h_profile,
      u16 bin_index, u16 *pw_seconds, u32 *pmicro_seconds, u32 *pcall_count,
      u32 *pmax_micro_seconds, u32 *pmin_micro_seconds)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_PROFILE, HPI_PROFILE_GET);
      u32TOINDEXES(h_profile, &hm.adapter_index, &hm.obj_index);
      hm.u.p.bin_index = bin_index;
      hpi_send_recv(&hm, &hr);
      if (pw_seconds)
            *pw_seconds = hr.u.p.u.t.seconds;
      if (pmicro_seconds)
            *pmicro_seconds = hr.u.p.u.t.micro_seconds;
      if (pcall_count)
            *pcall_count = hr.u.p.u.t.call_count;
      if (pmax_micro_seconds)
            *pmax_micro_seconds = hr.u.p.u.t.max_micro_seconds;
      if (pmin_micro_seconds)
            *pmin_micro_seconds = hr.u.p.u.t.min_micro_seconds;
      return hr.error;
}

u16 hpi_profile_get_utilization(const struct hpi_hsubsys *ph_subsys,
      u32 h_profile, u32 *putilization)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_PROFILE,
            HPI_PROFILE_GET_UTILIZATION);
      u32TOINDEXES(h_profile, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);
      if (hr.error) {
            if (putilization)
                  *putilization = 0;
      } else {
            if (putilization)
                  *putilization = hr.u.p.u.t.call_count;
      }
      return hr.error;
}

u16 hpi_profile_get_name(const struct hpi_hsubsys *ph_subsys, u32 h_profile,
      u16 bin_index, char *sz_name, u16 name_length)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_PROFILE,
            HPI_PROFILE_GET_NAME);
      u32TOINDEXES(h_profile, &hm.adapter_index, &hm.obj_index);
      hm.u.p.bin_index = bin_index;
      hpi_send_recv(&hm, &hr);
      if (hr.error) {
            if (sz_name)
                  strcpy(sz_name, "??");
      } else {
            if (sz_name)
                  memcpy(sz_name, (char *)hr.u.p.u.n.sz_name,
                        name_length);
      }
      return hr.error;
}

u16 hpi_profile_start_all(const struct hpi_hsubsys *ph_subsys, u32 h_profile)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_PROFILE,
            HPI_PROFILE_START_ALL);
      u32TOINDEXES(h_profile, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_profile_stop_all(const struct hpi_hsubsys *ph_subsys, u32 h_profile)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_PROFILE,
            HPI_PROFILE_STOP_ALL);
      u32TOINDEXES(h_profile, &hm.adapter_index, &hm.obj_index);
      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_watchdog_open(const struct hpi_hsubsys *ph_subsys, u16 adapter_index,
      u32 *ph_watchdog)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_WATCHDOG,
            HPI_WATCHDOG_OPEN);
      hm.adapter_index = adapter_index;

      hpi_send_recv(&hm, &hr);

      if (hr.error == 0)
            *ph_watchdog =
                  hpi_indexes_to_handle(HPI_OBJ_WATCHDOG, adapter_index,
                  0);
      else
            *ph_watchdog = 0;
      return hr.error;
}

u16 hpi_watchdog_set_time(const struct hpi_hsubsys *ph_subsys, u32 h_watchdog,
      u32 time_millisec)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_WATCHDOG,
            HPI_WATCHDOG_SET_TIME);
      u32TOINDEX(h_watchdog, &hm.adapter_index);
      hm.u.w.time_ms = time_millisec;

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

u16 hpi_watchdog_ping(const struct hpi_hsubsys *ph_subsys, u32 h_watchdog)
{
      struct hpi_message hm;
      struct hpi_response hr;
      hpi_init_message_response(&hm, &hr, HPI_OBJ_WATCHDOG,
            HPI_WATCHDOG_PING);
      u32TOINDEX(h_watchdog, &hm.adapter_index);

      hpi_send_recv(&hm, &hr);

      return hr.error;
}

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