diff options
Diffstat (limited to 'sound/pci/asihpi/hpicmn.h')
| -rw-r--r-- | sound/pci/asihpi/hpicmn.h | 64 | 
1 files changed, 64 insertions, 0 deletions
diff --git a/sound/pci/asihpi/hpicmn.h b/sound/pci/asihpi/hpicmn.h new file mode 100644 index 00000000000..6229022f56c --- /dev/null +++ b/sound/pci/asihpi/hpicmn.h @@ -0,0 +1,64 @@ +/** + +    AudioScience HPI driver +    Copyright (C) 1997-2010  AudioScience Inc. <support@audioscience.com> + +    This program is free software; you can redistribute it and/or modify +    it under the terms of version 2 of the GNU General Public License as +    published by the Free Software Foundation; + +    This program is distributed in the hope that it will be useful, +    but WITHOUT ANY WARRANTY; without even the implied warranty of +    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the +    GNU General Public License for more details. + +    You should have received a copy of the GNU General Public License +    along with this program; if not, write to the Free Software +    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA + +*/ + +struct hpi_adapter_obj { +	struct hpi_pci pci;	/* PCI info - bus#,dev#,address etc */ +	u16 adapter_type;	/* ASI6701 etc */ +	u16 index;		/* */ +	u16 open;		/* =1 when adapter open */ +	u16 mixer_open; + +	struct hpios_spinlock dsp_lock; + +	u16 dsp_crashed; +	u16 has_control_cache; +	void *priv; +}; + +struct hpi_control_cache { +	u32 init;	     /**< indicates whether the +				structures are initialized */ +	u32 control_count; +	u32 cache_size_in_bytes; +	struct hpi_control_cache_info +	**p_info;		 /**< pointer to allocated memory of +				lookup pointers. */ +	struct hpi_control_cache_single +	*p_cache;		 /**< pointer to DSP's control cache. */ +}; + +struct hpi_adapter_obj *hpi_find_adapter(u16 adapter_index); +u16 hpi_add_adapter(struct hpi_adapter_obj *pao); + +void hpi_delete_adapter(struct hpi_adapter_obj *pao); + +short hpi_check_control_cache(struct hpi_control_cache *pC, +	struct hpi_message *phm, struct hpi_response *phr); +struct hpi_control_cache *hpi_alloc_control_cache(const u32 +	number_of_controls, const u32 size_in_bytes, +	struct hpi_control_cache_info +	*pDSP_control_buffer); +void hpi_free_control_cache(struct hpi_control_cache *p_cache); + +void hpi_sync_control_cache(struct hpi_control_cache *pC, +	struct hpi_message *phm, struct hpi_response *phr); +u16 hpi_validate_response(struct hpi_message *phm, struct hpi_response *phr); +short hpi_check_buffer_mapping(struct hpi_control_cache *p_cache, +	struct hpi_message *phm, void **p, unsigned int *pN);  |