projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 719f82d3 EB |
1 | /** |
| 2 | ||
| 3 | AudioScience HPI driver | |
| 4 | Copyright (C) 1997-2010 AudioScience Inc. <[email protected]> | |
| 5 | ||
| 6 | This program is free software; you can redistribute it and/or modify | |
| 7 | it under the terms of version 2 of the GNU General Public License as | |
| 8 | published by the Free Software Foundation; | |
| 9 | ||
| 10 | This program is distributed in the hope that it will be useful, | |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | GNU General Public License for more details. | |
| 14 | ||
| 15 | You should have received a copy of the GNU General Public License | |
| 16 | along with this program; if not, write to the Free Software | |
| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | ||
| 19 | */ | |
| 20 | ||
| 21 | struct hpi_adapter_obj { | |
| 22 | struct hpi_pci pci; /* PCI info - bus#,dev#,address etc */ | |
| 23 | u16 adapter_type; /* ASI6701 etc */ | |
| 24 | u16 index; /* */ | |
| 25 | u16 open; /* =1 when adapter open */ | |
| 26 | u16 mixer_open; | |
| 27 | ||
| 28 | struct hpios_spinlock dsp_lock; | |
| 29 | ||
| 30 | u16 dsp_crashed; | |
| 31 | u16 has_control_cache; | |
| 32 | void *priv; | |
| 33 | }; | |
| 34 | ||
| 35 | struct hpi_control_cache { | |
| 36 | u32 init; /**< indicates whether the | |
| 37 | structures are initialized */ | |
| 38 | u32 control_count; | |
| 39 | u32 cache_size_in_bytes; | |
| 40 | struct hpi_control_cache_info | |
| 41 | **p_info; /**< pointer to allocated memory of | |
| 42 | lookup pointers. */ | |
| 43 | struct hpi_control_cache_single | |
| 44 | *p_cache; /**< pointer to DSP's control cache. */ | |
| 45 | }; | |
| 46 | ||
| 47 | struct hpi_adapter_obj *hpi_find_adapter(u16 adapter_index); | |
| 48 | u16 hpi_add_adapter(struct hpi_adapter_obj *pao); | |
| 49 | ||
| 50 | void hpi_delete_adapter(struct hpi_adapter_obj *pao); | |
| 51 | ||
| 52 | short hpi_check_control_cache(struct hpi_control_cache *pC, | |
| 53 | struct hpi_message *phm, struct hpi_response *phr); | |
| 54 | struct hpi_control_cache *hpi_alloc_control_cache(const u32 | |
| 55 | number_of_controls, const u32 size_in_bytes, | |
| 56 | struct hpi_control_cache_info | |
| 57 | *pDSP_control_buffer); | |
| 58 | void hpi_free_control_cache(struct hpi_control_cache *p_cache); | |
| 59 | ||
| 60 | void hpi_sync_control_cache(struct hpi_control_cache *pC, | |
| 61 | struct hpi_message *phm, struct hpi_response *phr); | |
| 62 | u16 hpi_validate_response(struct hpi_message *phm, struct hpi_response *phr); | |
| 63 | short hpi_check_buffer_mapping(struct hpi_control_cache *p_cache, | |
| 64 | struct hpi_message *phm, void **p, unsigned int *pN); |