diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/asihpi/hpimsgx.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/pci/asihpi/hpimsgx.c | 800 |
1 files changed, 0 insertions, 800 deletions
diff --git a/ANDROID_3.4.5/sound/pci/asihpi/hpimsgx.c b/ANDROID_3.4.5/sound/pci/asihpi/hpimsgx.c deleted file mode 100644 index d4790ddc..00000000 --- a/ANDROID_3.4.5/sound/pci/asihpi/hpimsgx.c +++ /dev/null @@ -1,800 +0,0 @@ -/****************************************************************************** - - AudioScience HPI driver - Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> - - This program is free software; you can redistribute it and/or modify - it under the terms of version 2 of the GNU General Public License as - published by the Free Software Foundation; - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - -Extended Message Function With Response Caching - -(C) Copyright AudioScience Inc. 2002 -*****************************************************************************/ -#define SOURCEFILE_NAME "hpimsgx.c" -#include "hpi_internal.h" -#include "hpi_version.h" -#include "hpimsginit.h" -#include "hpicmn.h" -#include "hpimsgx.h" -#include "hpidebug.h" - -static struct pci_device_id asihpi_pci_tbl[] = { -#include "hpipcida.h" -}; - -static struct hpios_spinlock msgx_lock; - -static hpi_handler_func *hpi_entry_points[HPI_MAX_ADAPTERS]; - -static hpi_handler_func *hpi_lookup_entry_point_function(const struct hpi_pci - *pci_info) -{ - - int i; - - for (i = 0; asihpi_pci_tbl[i].vendor != 0; i++) { - if (asihpi_pci_tbl[i].vendor != PCI_ANY_ID - && asihpi_pci_tbl[i].vendor != - pci_info->pci_dev->vendor) - continue; - if (asihpi_pci_tbl[i].device != PCI_ANY_ID - && asihpi_pci_tbl[i].device != - pci_info->pci_dev->device) - continue; - if (asihpi_pci_tbl[i].subvendor != PCI_ANY_ID - && asihpi_pci_tbl[i].subvendor != - pci_info->pci_dev->subsystem_vendor) - continue; - if (asihpi_pci_tbl[i].subdevice != PCI_ANY_ID - && asihpi_pci_tbl[i].subdevice != - pci_info->pci_dev->subsystem_device) - continue; - - /* HPI_DEBUG_LOG(DEBUG, " %x,%lx\n", i, - asihpi_pci_tbl[i].driver_data); */ - return (hpi_handler_func *) asihpi_pci_tbl[i].driver_data; - } - - return NULL; -} - -static inline void hw_entry_point(struct hpi_message *phm, - struct hpi_response *phr) -{ - if ((phm->adapter_index < HPI_MAX_ADAPTERS) - && hpi_entry_points[phm->adapter_index]) - hpi_entry_points[phm->adapter_index] (phm, phr); - else - hpi_init_response(phr, phm->object, phm->function, - HPI_ERROR_PROCESSING_MESSAGE); -} - -static void adapter_open(struct hpi_message *phm, struct hpi_response *phr); -static void adapter_close(struct hpi_message *phm, struct hpi_response *phr); - -static void mixer_open(struct hpi_message *phm, struct hpi_response *phr); -static void mixer_close(struct hpi_message *phm, struct hpi_response *phr); - -static void outstream_open(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner); -static void outstream_close(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner); -static void instream_open(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner); -static void instream_close(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner); - -static void HPIMSGX__reset(u16 adapter_index); - -static u16 HPIMSGX__init(struct hpi_message *phm, struct hpi_response *phr); -static void HPIMSGX__cleanup(u16 adapter_index, void *h_owner); - -#ifndef DISABLE_PRAGMA_PACK1 -#pragma pack(push, 1) -#endif - -struct hpi_subsys_response { - struct hpi_response_header h; - struct hpi_subsys_res s; -}; - -struct hpi_adapter_response { - struct hpi_response_header h; - struct hpi_adapter_res a; -}; - -struct hpi_mixer_response { - struct hpi_response_header h; - struct hpi_mixer_res m; -}; - -struct hpi_stream_response { - struct hpi_response_header h; - struct hpi_stream_res d; -}; - -struct adapter_info { - u16 type; - u16 num_instreams; - u16 num_outstreams; -}; - -struct asi_open_state { - int open_flag; - void *h_owner; -}; - -#ifndef DISABLE_PRAGMA_PACK1 -#pragma pack(pop) -#endif - -/* Globals */ -static struct hpi_adapter_response rESP_HPI_ADAPTER_OPEN[HPI_MAX_ADAPTERS]; - -static struct hpi_stream_response - rESP_HPI_OSTREAM_OPEN[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; - -static struct hpi_stream_response - rESP_HPI_ISTREAM_OPEN[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; - -static struct hpi_mixer_response rESP_HPI_MIXER_OPEN[HPI_MAX_ADAPTERS]; - -static struct adapter_info aDAPTER_INFO[HPI_MAX_ADAPTERS]; - -/* use these to keep track of opens from user mode apps/DLLs */ -static struct asi_open_state - outstream_user_open[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; - -static struct asi_open_state - instream_user_open[HPI_MAX_ADAPTERS][HPI_MAX_STREAMS]; - -static void subsys_message(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner) -{ - if (phm->adapter_index != HPI_ADAPTER_INDEX_INVALID) - HPI_DEBUG_LOG(WARNING, - "suspicious adapter index %d in subsys message 0x%x.\n", - phm->adapter_index, phm->function); - - switch (phm->function) { - case HPI_SUBSYS_GET_VERSION: - hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, - HPI_SUBSYS_GET_VERSION, 0); - phr->u.s.version = HPI_VER >> 8; /* return major.minor */ - phr->u.s.data = HPI_VER; /* return major.minor.release */ - break; - case HPI_SUBSYS_OPEN: - /*do not propagate the message down the chain */ - hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_OPEN, 0); - break; - case HPI_SUBSYS_CLOSE: - /*do not propagate the message down the chain */ - hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_CLOSE, - 0); - HPIMSGX__cleanup(HPIMSGX_ALLADAPTERS, h_owner); - break; - case HPI_SUBSYS_DRIVER_LOAD: - /* Initialize this module's internal state */ - hpios_msgxlock_init(&msgx_lock); - memset(&hpi_entry_points, 0, sizeof(hpi_entry_points)); - /* Init subsys_findadapters response to no-adapters */ - HPIMSGX__reset(HPIMSGX_ALLADAPTERS); - hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, - HPI_SUBSYS_DRIVER_LOAD, 0); - /* individual HPIs dont implement driver load */ - HPI_COMMON(phm, phr); - break; - case HPI_SUBSYS_DRIVER_UNLOAD: - HPI_COMMON(phm, phr); - HPIMSGX__cleanup(HPIMSGX_ALLADAPTERS, h_owner); - hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, - HPI_SUBSYS_DRIVER_UNLOAD, 0); - return; - - case HPI_SUBSYS_GET_NUM_ADAPTERS: - case HPI_SUBSYS_GET_ADAPTER: - HPI_COMMON(phm, phr); - break; - - case HPI_SUBSYS_CREATE_ADAPTER: - HPIMSGX__init(phm, phr); - break; - - default: - /* Must explicitly handle every subsys message in this switch */ - hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, phm->function, - HPI_ERROR_INVALID_FUNC); - break; - } -} - -static void adapter_message(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner) -{ - switch (phm->function) { - case HPI_ADAPTER_OPEN: - adapter_open(phm, phr); - break; - case HPI_ADAPTER_CLOSE: - adapter_close(phm, phr); - break; - case HPI_ADAPTER_DELETE: - HPIMSGX__cleanup(phm->adapter_index, h_owner); - { - struct hpi_message hm; - struct hpi_response hr; - hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, - HPI_ADAPTER_CLOSE); - hm.adapter_index = phm->adapter_index; - hw_entry_point(&hm, &hr); - } - hw_entry_point(phm, phr); - break; - - default: - hw_entry_point(phm, phr); - break; - } -} - -static void mixer_message(struct hpi_message *phm, struct hpi_response *phr) -{ - switch (phm->function) { - case HPI_MIXER_OPEN: - mixer_open(phm, phr); - break; - case HPI_MIXER_CLOSE: - mixer_close(phm, phr); - break; - default: - hw_entry_point(phm, phr); - break; - } -} - -static void outstream_message(struct hpi_message *phm, - struct hpi_response *phr, void *h_owner) -{ - if (phm->obj_index >= aDAPTER_INFO[phm->adapter_index].num_outstreams) { - hpi_init_response(phr, HPI_OBJ_OSTREAM, phm->function, - HPI_ERROR_INVALID_OBJ_INDEX); - return; - } - - switch (phm->function) { - case HPI_OSTREAM_OPEN: - outstream_open(phm, phr, h_owner); - break; - case HPI_OSTREAM_CLOSE: - outstream_close(phm, phr, h_owner); - break; - default: - hw_entry_point(phm, phr); - break; - } -} - -static void instream_message(struct hpi_message *phm, - struct hpi_response *phr, void *h_owner) -{ - if (phm->obj_index >= aDAPTER_INFO[phm->adapter_index].num_instreams) { - hpi_init_response(phr, HPI_OBJ_ISTREAM, phm->function, - HPI_ERROR_INVALID_OBJ_INDEX); - return; - } - - switch (phm->function) { - case HPI_ISTREAM_OPEN: - instream_open(phm, phr, h_owner); - break; - case HPI_ISTREAM_CLOSE: - instream_close(phm, phr, h_owner); - break; - default: - hw_entry_point(phm, phr); - break; - } -} - -/* NOTE: HPI_Message() must be defined in the driver as a wrapper for - * HPI_MessageEx so that functions in hpifunc.c compile. - */ -void hpi_send_recv_ex(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner) -{ - HPI_DEBUG_MESSAGE(DEBUG, phm); - - if (phm->type != HPI_TYPE_REQUEST) { - hpi_init_response(phr, phm->object, phm->function, - HPI_ERROR_INVALID_TYPE); - return; - } - - if (phm->adapter_index >= HPI_MAX_ADAPTERS - && phm->adapter_index != HPIMSGX_ALLADAPTERS) { - hpi_init_response(phr, phm->object, phm->function, - HPI_ERROR_BAD_ADAPTER_NUMBER); - return; - } - - switch (phm->object) { - case HPI_OBJ_SUBSYSTEM: - subsys_message(phm, phr, h_owner); - break; - - case HPI_OBJ_ADAPTER: - adapter_message(phm, phr, h_owner); - break; - - case HPI_OBJ_MIXER: - mixer_message(phm, phr); - break; - - case HPI_OBJ_OSTREAM: - outstream_message(phm, phr, h_owner); - break; - - case HPI_OBJ_ISTREAM: - instream_message(phm, phr, h_owner); - break; - - default: - hw_entry_point(phm, phr); - break; - } - HPI_DEBUG_RESPONSE(phr); - -} - -static void adapter_open(struct hpi_message *phm, struct hpi_response *phr) -{ - HPI_DEBUG_LOG(VERBOSE, "adapter_open\n"); - memcpy(phr, &rESP_HPI_ADAPTER_OPEN[phm->adapter_index], - sizeof(rESP_HPI_ADAPTER_OPEN[0])); -} - -static void adapter_close(struct hpi_message *phm, struct hpi_response *phr) -{ - HPI_DEBUG_LOG(VERBOSE, "adapter_close\n"); - hpi_init_response(phr, HPI_OBJ_ADAPTER, HPI_ADAPTER_CLOSE, 0); -} - -static void mixer_open(struct hpi_message *phm, struct hpi_response *phr) -{ - memcpy(phr, &rESP_HPI_MIXER_OPEN[phm->adapter_index], - sizeof(rESP_HPI_MIXER_OPEN[0])); -} - -static void mixer_close(struct hpi_message *phm, struct hpi_response *phr) -{ - hpi_init_response(phr, HPI_OBJ_MIXER, HPI_MIXER_CLOSE, 0); -} - -static void instream_open(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner) -{ - - struct hpi_message hm; - struct hpi_response hr; - - hpi_init_response(phr, HPI_OBJ_ISTREAM, HPI_ISTREAM_OPEN, 0); - - hpios_msgxlock_lock(&msgx_lock); - - if (instream_user_open[phm->adapter_index][phm->obj_index].open_flag) - phr->error = HPI_ERROR_OBJ_ALREADY_OPEN; - else if (rESP_HPI_ISTREAM_OPEN[phm->adapter_index] - [phm->obj_index].h.error) - memcpy(phr, - &rESP_HPI_ISTREAM_OPEN[phm->adapter_index][phm-> - obj_index], - sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); - else { - instream_user_open[phm->adapter_index][phm-> - obj_index].open_flag = 1; - hpios_msgxlock_unlock(&msgx_lock); - - /* issue a reset */ - hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, - HPI_ISTREAM_RESET); - hm.adapter_index = phm->adapter_index; - hm.obj_index = phm->obj_index; - hw_entry_point(&hm, &hr); - - hpios_msgxlock_lock(&msgx_lock); - if (hr.error) { - instream_user_open[phm->adapter_index][phm-> - obj_index].open_flag = 0; - phr->error = hr.error; - } else { - instream_user_open[phm->adapter_index][phm-> - obj_index].open_flag = 1; - instream_user_open[phm->adapter_index][phm-> - obj_index].h_owner = h_owner; - memcpy(phr, - &rESP_HPI_ISTREAM_OPEN[phm->adapter_index] - [phm->obj_index], - sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); - } - } - hpios_msgxlock_unlock(&msgx_lock); -} - -static void instream_close(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner) -{ - - struct hpi_message hm; - struct hpi_response hr; - - hpi_init_response(phr, HPI_OBJ_ISTREAM, HPI_ISTREAM_CLOSE, 0); - - hpios_msgxlock_lock(&msgx_lock); - if (h_owner == - instream_user_open[phm->adapter_index][phm-> - obj_index].h_owner) { - /* HPI_DEBUG_LOG(INFO,"closing adapter %d " - "instream %d owned by %p\n", - phm->wAdapterIndex, phm->wObjIndex, hOwner); */ - instream_user_open[phm->adapter_index][phm-> - obj_index].h_owner = NULL; - hpios_msgxlock_unlock(&msgx_lock); - /* issue a reset */ - hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, - HPI_ISTREAM_RESET); - hm.adapter_index = phm->adapter_index; - hm.obj_index = phm->obj_index; - hw_entry_point(&hm, &hr); - hpios_msgxlock_lock(&msgx_lock); - if (hr.error) { - instream_user_open[phm->adapter_index][phm-> - obj_index].h_owner = h_owner; - phr->error = hr.error; - } else { - instream_user_open[phm->adapter_index][phm-> - obj_index].open_flag = 0; - instream_user_open[phm->adapter_index][phm-> - obj_index].h_owner = NULL; - } - } else { - HPI_DEBUG_LOG(WARNING, - "%p trying to close %d instream %d owned by %p\n", - h_owner, phm->adapter_index, phm->obj_index, - instream_user_open[phm->adapter_index][phm-> - obj_index].h_owner); - phr->error = HPI_ERROR_OBJ_NOT_OPEN; - } - hpios_msgxlock_unlock(&msgx_lock); -} - -static void outstream_open(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner) -{ - - struct hpi_message hm; - struct hpi_response hr; - - hpi_init_response(phr, HPI_OBJ_OSTREAM, HPI_OSTREAM_OPEN, 0); - - hpios_msgxlock_lock(&msgx_lock); - - if (outstream_user_open[phm->adapter_index][phm->obj_index].open_flag) - phr->error = HPI_ERROR_OBJ_ALREADY_OPEN; - else if (rESP_HPI_OSTREAM_OPEN[phm->adapter_index] - [phm->obj_index].h.error) - memcpy(phr, - &rESP_HPI_OSTREAM_OPEN[phm->adapter_index][phm-> - obj_index], - sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); - else { - outstream_user_open[phm->adapter_index][phm-> - obj_index].open_flag = 1; - hpios_msgxlock_unlock(&msgx_lock); - - /* issue a reset */ - hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, - HPI_OSTREAM_RESET); - hm.adapter_index = phm->adapter_index; - hm.obj_index = phm->obj_index; - hw_entry_point(&hm, &hr); - - hpios_msgxlock_lock(&msgx_lock); - if (hr.error) { - outstream_user_open[phm->adapter_index][phm-> - obj_index].open_flag = 0; - phr->error = hr.error; - } else { - outstream_user_open[phm->adapter_index][phm-> - obj_index].open_flag = 1; - outstream_user_open[phm->adapter_index][phm-> - obj_index].h_owner = h_owner; - memcpy(phr, - &rESP_HPI_OSTREAM_OPEN[phm->adapter_index] - [phm->obj_index], - sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); - } - } - hpios_msgxlock_unlock(&msgx_lock); -} - -static void outstream_close(struct hpi_message *phm, struct hpi_response *phr, - void *h_owner) -{ - - struct hpi_message hm; - struct hpi_response hr; - - hpi_init_response(phr, HPI_OBJ_OSTREAM, HPI_OSTREAM_CLOSE, 0); - - hpios_msgxlock_lock(&msgx_lock); - - if (h_owner == - outstream_user_open[phm->adapter_index][phm-> - obj_index].h_owner) { - /* HPI_DEBUG_LOG(INFO,"closing adapter %d " - "outstream %d owned by %p\n", - phm->wAdapterIndex, phm->wObjIndex, hOwner); */ - outstream_user_open[phm->adapter_index][phm-> - obj_index].h_owner = NULL; - hpios_msgxlock_unlock(&msgx_lock); - /* issue a reset */ - hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, - HPI_OSTREAM_RESET); - hm.adapter_index = phm->adapter_index; - hm.obj_index = phm->obj_index; - hw_entry_point(&hm, &hr); - hpios_msgxlock_lock(&msgx_lock); - if (hr.error) { - outstream_user_open[phm->adapter_index][phm-> - obj_index].h_owner = h_owner; - phr->error = hr.error; - } else { - outstream_user_open[phm->adapter_index][phm-> - obj_index].open_flag = 0; - outstream_user_open[phm->adapter_index][phm-> - obj_index].h_owner = NULL; - } - } else { - HPI_DEBUG_LOG(WARNING, - "%p trying to close %d outstream %d owned by %p\n", - h_owner, phm->adapter_index, phm->obj_index, - outstream_user_open[phm->adapter_index][phm-> - obj_index].h_owner); - phr->error = HPI_ERROR_OBJ_NOT_OPEN; - } - hpios_msgxlock_unlock(&msgx_lock); -} - -static u16 adapter_prepare(u16 adapter) -{ - struct hpi_message hm; - struct hpi_response hr; - - /* Open the adapter and streams */ - u16 i; - - /* call to HPI_ADAPTER_OPEN */ - hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, - HPI_ADAPTER_OPEN); - hm.adapter_index = adapter; - hw_entry_point(&hm, &hr); - memcpy(&rESP_HPI_ADAPTER_OPEN[adapter], &hr, - sizeof(rESP_HPI_ADAPTER_OPEN[0])); - if (hr.error) - return hr.error; - - /* call to HPI_ADAPTER_GET_INFO */ - hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, - HPI_ADAPTER_GET_INFO); - hm.adapter_index = adapter; - hw_entry_point(&hm, &hr); - if (hr.error) - return hr.error; - - aDAPTER_INFO[adapter].num_outstreams = hr.u.ax.info.num_outstreams; - aDAPTER_INFO[adapter].num_instreams = hr.u.ax.info.num_instreams; - aDAPTER_INFO[adapter].type = hr.u.ax.info.adapter_type; - - /* call to HPI_OSTREAM_OPEN */ - for (i = 0; i < aDAPTER_INFO[adapter].num_outstreams; i++) { - hpi_init_message_response(&hm, &hr, HPI_OBJ_OSTREAM, - HPI_OSTREAM_OPEN); - hm.adapter_index = adapter; - hm.obj_index = i; - hw_entry_point(&hm, &hr); - memcpy(&rESP_HPI_OSTREAM_OPEN[adapter][i], &hr, - sizeof(rESP_HPI_OSTREAM_OPEN[0][0])); - outstream_user_open[adapter][i].open_flag = 0; - outstream_user_open[adapter][i].h_owner = NULL; - } - - /* call to HPI_ISTREAM_OPEN */ - for (i = 0; i < aDAPTER_INFO[adapter].num_instreams; i++) { - hpi_init_message_response(&hm, &hr, HPI_OBJ_ISTREAM, - HPI_ISTREAM_OPEN); - hm.adapter_index = adapter; - hm.obj_index = i; - hw_entry_point(&hm, &hr); - memcpy(&rESP_HPI_ISTREAM_OPEN[adapter][i], &hr, - sizeof(rESP_HPI_ISTREAM_OPEN[0][0])); - instream_user_open[adapter][i].open_flag = 0; - instream_user_open[adapter][i].h_owner = NULL; - } - - /* call to HPI_MIXER_OPEN */ - hpi_init_message_response(&hm, &hr, HPI_OBJ_MIXER, HPI_MIXER_OPEN); - hm.adapter_index = adapter; - hw_entry_point(&hm, &hr); - memcpy(&rESP_HPI_MIXER_OPEN[adapter], &hr, - sizeof(rESP_HPI_MIXER_OPEN[0])); - - return 0; -} - -static void HPIMSGX__reset(u16 adapter_index) -{ - int i; - u16 adapter; - struct hpi_response hr; - - if (adapter_index == HPIMSGX_ALLADAPTERS) { - for (adapter = 0; adapter < HPI_MAX_ADAPTERS; adapter++) { - - 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; - } - } - } -} |