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2d6bd853ca
After commit 3285ea10e9b0("ALSA: asihpi - Interrelated HPI tidy up."),
struct hpi_subsys_response is not used any more and can be removed as well.
Signed-off-by: Yuan Can <yuancan@huawei.com>
Link: https://lore.kernel.org/r/20220928084833.61131-1-yuancan@huawei.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
794 lines
21 KiB
C
794 lines
21 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/******************************************************************************
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AudioScience HPI driver
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Copyright (C) 1997-2014 AudioScience Inc. <support@audioscience.com>
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Extended Message Function With Response Caching
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(C) Copyright AudioScience Inc. 2002
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*****************************************************************************/
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#define SOURCEFILE_NAME "hpimsgx.c"
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#include "hpi_internal.h"
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#include "hpi_version.h"
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#include "hpimsginit.h"
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#include "hpicmn.h"
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#include "hpimsgx.h"
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#include "hpidebug.h"
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static const struct pci_device_id asihpi_pci_tbl[] = {
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#include "hpipcida.h"
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};
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static struct hpios_spinlock msgx_lock;
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static hpi_handler_func *hpi_entry_points[HPI_MAX_ADAPTERS];
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static int logging_enabled = 1;
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static hpi_handler_func *hpi_lookup_entry_point_function(const struct hpi_pci
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*pci_info)
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{
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int i;
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for (i = 0; asihpi_pci_tbl[i].vendor != 0; i++) {
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if (asihpi_pci_tbl[i].vendor != PCI_ANY_ID
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&& asihpi_pci_tbl[i].vendor !=
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pci_info->pci_dev->vendor)
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continue;
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if (asihpi_pci_tbl[i].device != PCI_ANY_ID
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&& asihpi_pci_tbl[i].device !=
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pci_info->pci_dev->device)
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continue;
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if (asihpi_pci_tbl[i].subvendor != PCI_ANY_ID
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&& asihpi_pci_tbl[i].subvendor !=
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pci_info->pci_dev->subsystem_vendor)
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continue;
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if (asihpi_pci_tbl[i].subdevice != PCI_ANY_ID
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&& asihpi_pci_tbl[i].subdevice !=
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pci_info->pci_dev->subsystem_device)
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continue;
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/* HPI_DEBUG_LOG(DEBUG, " %x,%lx\n", i,
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asihpi_pci_tbl[i].driver_data); */
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return (hpi_handler_func *) asihpi_pci_tbl[i].driver_data;
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}
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return NULL;
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}
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static inline void hw_entry_point(struct hpi_message *phm,
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struct hpi_response *phr)
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{
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if ((phm->adapter_index < HPI_MAX_ADAPTERS)
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&& hpi_entry_points[phm->adapter_index])
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hpi_entry_points[phm->adapter_index] (phm, phr);
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else
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hpi_init_response(phr, phm->object, phm->function,
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HPI_ERROR_PROCESSING_MESSAGE);
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}
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static void adapter_open(struct hpi_message *phm, struct hpi_response *phr);
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static void adapter_close(struct hpi_message *phm, struct hpi_response *phr);
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static void mixer_open(struct hpi_message *phm, struct hpi_response *phr);
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static void mixer_close(struct hpi_message *phm, struct hpi_response *phr);
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static void outstream_open(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner);
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static void outstream_close(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner);
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static void instream_open(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner);
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static void instream_close(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner);
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static void HPIMSGX__reset(u16 adapter_index);
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static u16 HPIMSGX__init(struct hpi_message *phm, struct hpi_response *phr);
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static void HPIMSGX__cleanup(u16 adapter_index, void *h_owner);
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#ifndef DISABLE_PRAGMA_PACK1
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#pragma pack(push, 1)
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#endif
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struct hpi_adapter_response {
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struct hpi_response_header h;
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struct hpi_adapter_res a;
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};
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struct hpi_mixer_response {
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struct hpi_response_header h;
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struct hpi_mixer_res m;
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};
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struct hpi_stream_response {
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struct hpi_response_header h;
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struct hpi_stream_res d;
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};
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struct adapter_info {
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u16 type;
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u16 num_instreams;
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u16 num_outstreams;
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};
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struct asi_open_state {
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int open_flag;
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void *h_owner;
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};
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#ifndef DISABLE_PRAGMA_PACK1
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#pragma pack(pop)
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#endif
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/* Globals */
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static struct hpi_adapter_response rESP_HPI_ADAPTER_OPEN[HPI_MAX_ADAPTERS];
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static struct hpi_stream_response
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rESP_HPI_OSTREAM_OPEN[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS];
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static struct hpi_stream_response
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rESP_HPI_ISTREAM_OPEN[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS];
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static struct hpi_mixer_response rESP_HPI_MIXER_OPEN[HPI_MAX_ADAPTERS];
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static struct adapter_info aDAPTER_INFO[HPI_MAX_ADAPTERS];
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/* use these to keep track of opens from user mode apps/DLLs */
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static struct asi_open_state
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outstream_user_open[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS];
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static struct asi_open_state
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instream_user_open[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS];
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static void subsys_message(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner)
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{
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if (phm->adapter_index != HPI_ADAPTER_INDEX_INVALID)
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HPI_DEBUG_LOG(WARNING,
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"suspicious adapter index %d in subsys message 0x%x.\n",
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phm->adapter_index, phm->function);
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switch (phm->function) {
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case HPI_SUBSYS_GET_VERSION:
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hpi_init_response(phr, HPI_OBJ_SUBSYSTEM,
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HPI_SUBSYS_GET_VERSION, 0);
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phr->u.s.version = HPI_VER >> 8; /* return major.minor */
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phr->u.s.data = HPI_VER; /* return major.minor.release */
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break;
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case HPI_SUBSYS_OPEN:
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/*do not propagate the message down the chain */
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hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_OPEN, 0);
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break;
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case HPI_SUBSYS_CLOSE:
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/*do not propagate the message down the chain */
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hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_CLOSE,
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0);
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HPIMSGX__cleanup(HPIMSGX_ALLADAPTERS, h_owner);
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break;
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case HPI_SUBSYS_DRIVER_LOAD:
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/* Initialize this module's internal state */
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hpios_msgxlock_init(&msgx_lock);
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memset(&hpi_entry_points, 0, sizeof(hpi_entry_points));
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/* Init subsys_findadapters response to no-adapters */
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HPIMSGX__reset(HPIMSGX_ALLADAPTERS);
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hpi_init_response(phr, HPI_OBJ_SUBSYSTEM,
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HPI_SUBSYS_DRIVER_LOAD, 0);
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/* individual HPIs dont implement driver load */
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HPI_COMMON(phm, phr);
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break;
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case HPI_SUBSYS_DRIVER_UNLOAD:
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HPI_COMMON(phm, phr);
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HPIMSGX__cleanup(HPIMSGX_ALLADAPTERS, h_owner);
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hpi_init_response(phr, HPI_OBJ_SUBSYSTEM,
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HPI_SUBSYS_DRIVER_UNLOAD, 0);
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return;
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case HPI_SUBSYS_GET_NUM_ADAPTERS:
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case HPI_SUBSYS_GET_ADAPTER:
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HPI_COMMON(phm, phr);
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break;
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case HPI_SUBSYS_CREATE_ADAPTER:
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HPIMSGX__init(phm, phr);
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break;
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default:
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/* Must explicitly handle every subsys message in this switch */
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hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, phm->function,
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HPI_ERROR_INVALID_FUNC);
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break;
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}
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}
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static void adapter_message(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner)
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{
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switch (phm->function) {
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case HPI_ADAPTER_OPEN:
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adapter_open(phm, phr);
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break;
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case HPI_ADAPTER_CLOSE:
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adapter_close(phm, phr);
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break;
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case HPI_ADAPTER_DELETE:
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HPIMSGX__cleanup(phm->adapter_index, h_owner);
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{
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struct hpi_message hm;
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struct hpi_response hr;
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hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
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HPI_ADAPTER_CLOSE);
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hm.adapter_index = phm->adapter_index;
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hw_entry_point(&hm, &hr);
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}
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hw_entry_point(phm, phr);
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break;
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default:
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hw_entry_point(phm, phr);
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break;
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}
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}
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static void mixer_message(struct hpi_message *phm, struct hpi_response *phr)
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{
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switch (phm->function) {
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case HPI_MIXER_OPEN:
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mixer_open(phm, phr);
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break;
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case HPI_MIXER_CLOSE:
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mixer_close(phm, phr);
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break;
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default:
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hw_entry_point(phm, phr);
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break;
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}
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}
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static void outstream_message(struct hpi_message *phm,
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struct hpi_response *phr, void *h_owner)
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{
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if (phm->obj_index >= aDAPTER_INFO[phm->adapter_index].num_outstreams) {
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hpi_init_response(phr, HPI_OBJ_OSTREAM, phm->function,
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HPI_ERROR_INVALID_OBJ_INDEX);
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return;
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}
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switch (phm->function) {
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case HPI_OSTREAM_OPEN:
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outstream_open(phm, phr, h_owner);
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break;
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case HPI_OSTREAM_CLOSE:
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outstream_close(phm, phr, h_owner);
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break;
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default:
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hw_entry_point(phm, phr);
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break;
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}
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}
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static void instream_message(struct hpi_message *phm,
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struct hpi_response *phr, void *h_owner)
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{
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if (phm->obj_index >= aDAPTER_INFO[phm->adapter_index].num_instreams) {
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hpi_init_response(phr, HPI_OBJ_ISTREAM, phm->function,
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HPI_ERROR_INVALID_OBJ_INDEX);
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return;
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}
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switch (phm->function) {
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case HPI_ISTREAM_OPEN:
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instream_open(phm, phr, h_owner);
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break;
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case HPI_ISTREAM_CLOSE:
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instream_close(phm, phr, h_owner);
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break;
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default:
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hw_entry_point(phm, phr);
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break;
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}
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}
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/* NOTE: HPI_Message() must be defined in the driver as a wrapper for
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* HPI_MessageEx so that functions in hpifunc.c compile.
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*/
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void hpi_send_recv_ex(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner)
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{
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if (logging_enabled)
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HPI_DEBUG_MESSAGE(DEBUG, phm);
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if (phm->type != HPI_TYPE_REQUEST) {
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hpi_init_response(phr, phm->object, phm->function,
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HPI_ERROR_INVALID_TYPE);
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return;
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}
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if (phm->adapter_index >= HPI_MAX_ADAPTERS
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&& phm->adapter_index != HPIMSGX_ALLADAPTERS) {
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hpi_init_response(phr, phm->object, phm->function,
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HPI_ERROR_BAD_ADAPTER_NUMBER);
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return;
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}
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switch (phm->object) {
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case HPI_OBJ_SUBSYSTEM:
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subsys_message(phm, phr, h_owner);
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break;
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case HPI_OBJ_ADAPTER:
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adapter_message(phm, phr, h_owner);
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break;
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case HPI_OBJ_MIXER:
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mixer_message(phm, phr);
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break;
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case HPI_OBJ_OSTREAM:
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outstream_message(phm, phr, h_owner);
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break;
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case HPI_OBJ_ISTREAM:
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instream_message(phm, phr, h_owner);
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break;
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default:
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hw_entry_point(phm, phr);
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break;
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}
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if (logging_enabled)
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HPI_DEBUG_RESPONSE(phr);
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if (phr->error >= HPI_ERROR_DSP_COMMUNICATION) {
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hpi_debug_level_set(HPI_DEBUG_LEVEL_ERROR);
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logging_enabled = 0;
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}
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}
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static void adapter_open(struct hpi_message *phm, struct hpi_response *phr)
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{
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HPI_DEBUG_LOG(VERBOSE, "adapter_open\n");
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memcpy(phr, &rESP_HPI_ADAPTER_OPEN[phm->adapter_index],
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sizeof(rESP_HPI_ADAPTER_OPEN[0]));
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}
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static void adapter_close(struct hpi_message *phm, struct hpi_response *phr)
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{
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HPI_DEBUG_LOG(VERBOSE, "adapter_close\n");
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hpi_init_response(phr, HPI_OBJ_ADAPTER, HPI_ADAPTER_CLOSE, 0);
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}
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static void mixer_open(struct hpi_message *phm, struct hpi_response *phr)
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{
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memcpy(phr, &rESP_HPI_MIXER_OPEN[phm->adapter_index],
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sizeof(rESP_HPI_MIXER_OPEN[0]));
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}
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static void mixer_close(struct hpi_message *phm, struct hpi_response *phr)
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{
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hpi_init_response(phr, HPI_OBJ_MIXER, HPI_MIXER_CLOSE, 0);
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}
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static void instream_open(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner)
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{
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struct hpi_message hm;
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struct hpi_response hr;
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hpi_init_response(phr, HPI_OBJ_ISTREAM, HPI_ISTREAM_OPEN, 0);
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hpios_msgxlock_lock(&msgx_lock);
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if (instream_user_open[phm->adapter_index][phm->obj_index].open_flag)
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phr->error = HPI_ERROR_OBJ_ALREADY_OPEN;
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else if (rESP_HPI_ISTREAM_OPEN[phm->adapter_index]
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[phm->obj_index].h.error)
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memcpy(phr,
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&rESP_HPI_ISTREAM_OPEN[phm->adapter_index][phm->
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obj_index],
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sizeof(rESP_HPI_ISTREAM_OPEN[0][0]));
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else {
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instream_user_open[phm->adapter_index][phm->
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obj_index].open_flag = 1;
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hpios_msgxlock_unlock(&msgx_lock);
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/* issue a reset */
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hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
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HPI_ISTREAM_RESET);
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hm.adapter_index = phm->adapter_index;
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hm.obj_index = phm->obj_index;
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hw_entry_point(&hm, &hr);
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hpios_msgxlock_lock(&msgx_lock);
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if (hr.error) {
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instream_user_open[phm->adapter_index][phm->
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obj_index].open_flag = 0;
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phr->error = hr.error;
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} else {
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instream_user_open[phm->adapter_index][phm->
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obj_index].open_flag = 1;
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instream_user_open[phm->adapter_index][phm->
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obj_index].h_owner = h_owner;
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memcpy(phr,
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&rESP_HPI_ISTREAM_OPEN[phm->adapter_index]
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[phm->obj_index],
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sizeof(rESP_HPI_ISTREAM_OPEN[0][0]));
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}
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}
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hpios_msgxlock_unlock(&msgx_lock);
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}
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static void instream_close(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner)
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{
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struct hpi_message hm;
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struct hpi_response hr;
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hpi_init_response(phr, HPI_OBJ_ISTREAM, HPI_ISTREAM_CLOSE, 0);
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hpios_msgxlock_lock(&msgx_lock);
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if (h_owner ==
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instream_user_open[phm->adapter_index][phm->
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obj_index].h_owner) {
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/* HPI_DEBUG_LOG(INFO,"closing adapter %d "
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"instream %d owned by %p\n",
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phm->wAdapterIndex, phm->wObjIndex, hOwner); */
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instream_user_open[phm->adapter_index][phm->
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obj_index].h_owner = NULL;
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hpios_msgxlock_unlock(&msgx_lock);
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/* issue a reset */
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hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
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HPI_ISTREAM_RESET);
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hm.adapter_index = phm->adapter_index;
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hm.obj_index = phm->obj_index;
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hw_entry_point(&hm, &hr);
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hpios_msgxlock_lock(&msgx_lock);
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if (hr.error) {
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instream_user_open[phm->adapter_index][phm->
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obj_index].h_owner = h_owner;
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phr->error = hr.error;
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} else {
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instream_user_open[phm->adapter_index][phm->
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obj_index].open_flag = 0;
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instream_user_open[phm->adapter_index][phm->
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obj_index].h_owner = NULL;
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}
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} else {
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HPI_DEBUG_LOG(WARNING,
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"%p trying to close %d instream %d owned by %p\n",
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h_owner, phm->adapter_index, phm->obj_index,
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instream_user_open[phm->adapter_index][phm->
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obj_index].h_owner);
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phr->error = HPI_ERROR_OBJ_NOT_OPEN;
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}
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hpios_msgxlock_unlock(&msgx_lock);
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}
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static void outstream_open(struct hpi_message *phm, struct hpi_response *phr,
|
|
void *h_owner)
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{
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|
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struct hpi_message hm;
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struct hpi_response hr;
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hpi_init_response(phr, HPI_OBJ_OSTREAM, HPI_OSTREAM_OPEN, 0);
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hpios_msgxlock_lock(&msgx_lock);
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if (outstream_user_open[phm->adapter_index][phm->obj_index].open_flag)
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phr->error = HPI_ERROR_OBJ_ALREADY_OPEN;
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else if (rESP_HPI_OSTREAM_OPEN[phm->adapter_index]
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[phm->obj_index].h.error)
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memcpy(phr,
|
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&rESP_HPI_OSTREAM_OPEN[phm->adapter_index][phm->
|
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obj_index],
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sizeof(rESP_HPI_OSTREAM_OPEN[0][0]));
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else {
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outstream_user_open[phm->adapter_index][phm->
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obj_index].open_flag = 1;
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hpios_msgxlock_unlock(&msgx_lock);
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/* issue a reset */
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hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
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HPI_OSTREAM_RESET);
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hm.adapter_index = phm->adapter_index;
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hm.obj_index = phm->obj_index;
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hw_entry_point(&hm, &hr);
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hpios_msgxlock_lock(&msgx_lock);
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if (hr.error) {
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outstream_user_open[phm->adapter_index][phm->
|
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obj_index].open_flag = 0;
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phr->error = hr.error;
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} else {
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outstream_user_open[phm->adapter_index][phm->
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obj_index].open_flag = 1;
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outstream_user_open[phm->adapter_index][phm->
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obj_index].h_owner = h_owner;
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memcpy(phr,
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&rESP_HPI_OSTREAM_OPEN[phm->adapter_index]
|
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[phm->obj_index],
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sizeof(rESP_HPI_OSTREAM_OPEN[0][0]));
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}
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}
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hpios_msgxlock_unlock(&msgx_lock);
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}
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static void outstream_close(struct hpi_message *phm, struct hpi_response *phr,
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void *h_owner)
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{
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struct hpi_message hm;
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struct hpi_response hr;
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hpi_init_response(phr, HPI_OBJ_OSTREAM, HPI_OSTREAM_CLOSE, 0);
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hpios_msgxlock_lock(&msgx_lock);
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if (h_owner ==
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outstream_user_open[phm->adapter_index][phm->
|
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obj_index].h_owner) {
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/* HPI_DEBUG_LOG(INFO,"closing adapter %d "
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"outstream %d owned by %p\n",
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phm->wAdapterIndex, phm->wObjIndex, hOwner); */
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outstream_user_open[phm->adapter_index][phm->
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obj_index].h_owner = NULL;
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hpios_msgxlock_unlock(&msgx_lock);
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/* issue a reset */
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hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
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HPI_OSTREAM_RESET);
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hm.adapter_index = phm->adapter_index;
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hm.obj_index = phm->obj_index;
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hw_entry_point(&hm, &hr);
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hpios_msgxlock_lock(&msgx_lock);
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if (hr.error) {
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outstream_user_open[phm->adapter_index][phm->
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obj_index].h_owner = h_owner;
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phr->error = hr.error;
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} else {
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outstream_user_open[phm->adapter_index][phm->
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obj_index].open_flag = 0;
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outstream_user_open[phm->adapter_index][phm->
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obj_index].h_owner = NULL;
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}
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} else {
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HPI_DEBUG_LOG(WARNING,
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"%p trying to close %d outstream %d owned by %p\n",
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h_owner, phm->adapter_index, phm->obj_index,
|
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outstream_user_open[phm->adapter_index][phm->
|
|
obj_index].h_owner);
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phr->error = HPI_ERROR_OBJ_NOT_OPEN;
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}
|
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hpios_msgxlock_unlock(&msgx_lock);
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}
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|
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static u16 adapter_prepare(u16 adapter)
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{
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struct hpi_message hm;
|
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struct hpi_response hr;
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|
|
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/* Open the adapter and streams */
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u16 i;
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|
|
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/* call to HPI_ADAPTER_OPEN */
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hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
|
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HPI_ADAPTER_OPEN);
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hm.adapter_index = adapter;
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hw_entry_point(&hm, &hr);
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memcpy(&rESP_HPI_ADAPTER_OPEN[adapter], &hr,
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sizeof(rESP_HPI_ADAPTER_OPEN[0]));
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if (hr.error)
|
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return hr.error;
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/* call to HPI_ADAPTER_GET_INFO */
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hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER,
|
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HPI_ADAPTER_GET_INFO);
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hm.adapter_index = adapter;
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hw_entry_point(&hm, &hr);
|
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if (hr.error)
|
|
return hr.error;
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|
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aDAPTER_INFO[adapter].num_outstreams = hr.u.ax.info.num_outstreams;
|
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aDAPTER_INFO[adapter].num_instreams = hr.u.ax.info.num_instreams;
|
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aDAPTER_INFO[adapter].type = hr.u.ax.info.adapter_type;
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|
|
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/* call to HPI_OSTREAM_OPEN */
|
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for (i = 0; i < aDAPTER_INFO[adapter].num_outstreams; i++) {
|
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hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM,
|
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HPI_OSTREAM_OPEN);
|
|
hm.adapter_index = adapter;
|
|
hm.obj_index = i;
|
|
hw_entry_point(&hm, &hr);
|
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memcpy(&rESP_HPI_OSTREAM_OPEN[adapter][i], &hr,
|
|
sizeof(rESP_HPI_OSTREAM_OPEN[0][0]));
|
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outstream_user_open[adapter][i].open_flag = 0;
|
|
outstream_user_open[adapter][i].h_owner = NULL;
|
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}
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|
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/* call to HPI_ISTREAM_OPEN */
|
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for (i = 0; i < aDAPTER_INFO[adapter].num_instreams; i++) {
|
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hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM,
|
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HPI_ISTREAM_OPEN);
|
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hm.adapter_index = adapter;
|
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hm.obj_index = i;
|
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hw_entry_point(&hm, &hr);
|
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memcpy(&rESP_HPI_ISTREAM_OPEN[adapter][i], &hr,
|
|
sizeof(rESP_HPI_ISTREAM_OPEN[0][0]));
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instream_user_open[adapter][i].open_flag = 0;
|
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instream_user_open[adapter][i].h_owner = NULL;
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}
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/* call to HPI_MIXER_OPEN */
|
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hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER, HPI_MIXER_OPEN);
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hm.adapter_index = adapter;
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hw_entry_point(&hm, &hr);
|
|
memcpy(&rESP_HPI_MIXER_OPEN[adapter], &hr,
|
|
sizeof(rESP_HPI_MIXER_OPEN[0]));
|
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|
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return 0;
|
|
}
|
|
|
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static void HPIMSGX__reset(u16 adapter_index)
|
|
{
|
|
int i;
|
|
u16 adapter;
|
|
struct hpi_response hr;
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|
|
|
if (adapter_index == HPIMSGX_ALLADAPTERS) {
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for (adapter = 0; adapter < HPI_MAX_ADAPTERS; adapter++) {
|
|
|
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hpi_init_response(&hr, HPI_OBJ_ADAPTER,
|
|
HPI_ADAPTER_OPEN, HPI_ERROR_BAD_ADAPTER);
|
|
memcpy(&rESP_HPI_ADAPTER_OPEN[adapter], &hr,
|
|
sizeof(rESP_HPI_ADAPTER_OPEN[adapter]));
|
|
|
|
hpi_init_response(&hr, HPI_OBJ_MIXER, HPI_MIXER_OPEN,
|
|
HPI_ERROR_INVALID_OBJ);
|
|
memcpy(&rESP_HPI_MIXER_OPEN[adapter], &hr,
|
|
sizeof(rESP_HPI_MIXER_OPEN[adapter]));
|
|
|
|
for (i = 0; i < HPI_MAX_STREAMS; i++) {
|
|
hpi_init_response(&hr, HPI_OBJ_OSTREAM,
|
|
HPI_OSTREAM_OPEN,
|
|
HPI_ERROR_INVALID_OBJ);
|
|
memcpy(&rESP_HPI_OSTREAM_OPEN[adapter][i],
|
|
&hr,
|
|
sizeof(rESP_HPI_OSTREAM_OPEN[adapter]
|
|
[i]));
|
|
hpi_init_response(&hr, HPI_OBJ_ISTREAM,
|
|
HPI_ISTREAM_OPEN,
|
|
HPI_ERROR_INVALID_OBJ);
|
|
memcpy(&rESP_HPI_ISTREAM_OPEN[adapter][i],
|
|
&hr,
|
|
sizeof(rESP_HPI_ISTREAM_OPEN[adapter]
|
|
[i]));
|
|
}
|
|
}
|
|
} else if (adapter_index < HPI_MAX_ADAPTERS) {
|
|
rESP_HPI_ADAPTER_OPEN[adapter_index].h.error =
|
|
HPI_ERROR_BAD_ADAPTER;
|
|
rESP_HPI_MIXER_OPEN[adapter_index].h.error =
|
|
HPI_ERROR_INVALID_OBJ;
|
|
for (i = 0; i < HPI_MAX_STREAMS; i++) {
|
|
rESP_HPI_OSTREAM_OPEN[adapter_index][i].h.error =
|
|
HPI_ERROR_INVALID_OBJ;
|
|
rESP_HPI_ISTREAM_OPEN[adapter_index][i].h.error =
|
|
HPI_ERROR_INVALID_OBJ;
|
|
}
|
|
}
|
|
}
|
|
|
|
static u16 HPIMSGX__init(struct hpi_message *phm,
|
|
/* HPI_SUBSYS_CREATE_ADAPTER structure with */
|
|
/* resource list or NULL=find all */
|
|
struct hpi_response *phr
|
|
/* response from HPI_ADAPTER_GET_INFO */
|
|
)
|
|
{
|
|
hpi_handler_func *entry_point_func;
|
|
struct hpi_response hr;
|
|
|
|
/* Init response here so we can pass in previous adapter list */
|
|
hpi_init_response(&hr, phm->object, phm->function,
|
|
HPI_ERROR_INVALID_OBJ);
|
|
|
|
entry_point_func =
|
|
hpi_lookup_entry_point_function(phm->u.s.resource.r.pci);
|
|
|
|
if (entry_point_func) {
|
|
HPI_DEBUG_MESSAGE(DEBUG, phm);
|
|
entry_point_func(phm, &hr);
|
|
} else {
|
|
phr->error = HPI_ERROR_PROCESSING_MESSAGE;
|
|
return phr->error;
|
|
}
|
|
if (hr.error == 0) {
|
|
/* the adapter was created successfully
|
|
save the mapping for future use */
|
|
hpi_entry_points[hr.u.s.adapter_index] = entry_point_func;
|
|
/* prepare adapter (pre-open streams etc.) */
|
|
HPI_DEBUG_LOG(DEBUG,
|
|
"HPI_SUBSYS_CREATE_ADAPTER successful,"
|
|
" preparing adapter\n");
|
|
adapter_prepare(hr.u.s.adapter_index);
|
|
}
|
|
memcpy(phr, &hr, hr.size);
|
|
return phr->error;
|
|
}
|
|
|
|
static void HPIMSGX__cleanup(u16 adapter_index, void *h_owner)
|
|
{
|
|
int i, adapter, adapter_limit;
|
|
|
|
if (!h_owner)
|
|
return;
|
|
|
|
if (adapter_index == HPIMSGX_ALLADAPTERS) {
|
|
adapter = 0;
|
|
adapter_limit = HPI_MAX_ADAPTERS;
|
|
} else {
|
|
adapter = adapter_index;
|
|
adapter_limit = adapter + 1;
|
|
}
|
|
|
|
for (; adapter < adapter_limit; adapter++) {
|
|
/* printk(KERN_INFO "Cleanup adapter #%d\n",wAdapter); */
|
|
for (i = 0; i < HPI_MAX_STREAMS; i++) {
|
|
if (h_owner ==
|
|
outstream_user_open[adapter][i].h_owner) {
|
|
struct hpi_message hm;
|
|
struct hpi_response hr;
|
|
|
|
HPI_DEBUG_LOG(DEBUG,
|
|
"Close adapter %d ostream %d\n",
|
|
adapter, i);
|
|
|
|
hpi_init_message_response(&hm, &hr,
|
|
HPI_OBJ_OSTREAM, HPI_OSTREAM_RESET);
|
|
hm.adapter_index = (u16)adapter;
|
|
hm.obj_index = (u16)i;
|
|
hw_entry_point(&hm, &hr);
|
|
|
|
hm.function = HPI_OSTREAM_HOSTBUFFER_FREE;
|
|
hw_entry_point(&hm, &hr);
|
|
|
|
hm.function = HPI_OSTREAM_GROUP_RESET;
|
|
hw_entry_point(&hm, &hr);
|
|
|
|
outstream_user_open[adapter][i].open_flag = 0;
|
|
outstream_user_open[adapter][i].h_owner =
|
|
NULL;
|
|
}
|
|
if (h_owner == instream_user_open[adapter][i].h_owner) {
|
|
struct hpi_message hm;
|
|
struct hpi_response hr;
|
|
|
|
HPI_DEBUG_LOG(DEBUG,
|
|
"Close adapter %d istream %d\n",
|
|
adapter, i);
|
|
|
|
hpi_init_message_response(&hm, &hr,
|
|
HPI_OBJ_ISTREAM, HPI_ISTREAM_RESET);
|
|
hm.adapter_index = (u16)adapter;
|
|
hm.obj_index = (u16)i;
|
|
hw_entry_point(&hm, &hr);
|
|
|
|
hm.function = HPI_ISTREAM_HOSTBUFFER_FREE;
|
|
hw_entry_point(&hm, &hr);
|
|
|
|
hm.function = HPI_ISTREAM_GROUP_RESET;
|
|
hw_entry_point(&hm, &hr);
|
|
|
|
instream_user_open[adapter][i].open_flag = 0;
|
|
instream_user_open[adapter][i].h_owner = NULL;
|
|
}
|
|
}
|
|
}
|
|
}
|