6b13f685e
 김민수
BSP 최초 추가
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/**
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
*/
struct hpi_adapter_obj;
/* a function that takes an adapter obj and returns an int */
typedef int adapter_int_func(struct hpi_adapter_obj *pao);
struct hpi_adapter_obj {
struct hpi_pci pci; /* PCI info - bus#,dev#,address etc */
u16 type; /* 0x6644 == ASI6644 etc */
u16 index;
struct hpios_spinlock dsp_lock;
u16 dsp_crashed;
u16 has_control_cache;
void *priv;
};
struct hpi_control_cache {
/** indicates whether the structures are initialized */
u16 init;
u16 adap_idx;
u32 control_count;
u32 cache_size_in_bytes;
/** pointer to allocated memory of lookup pointers. */
struct hpi_control_cache_info **p_info;
/** pointer to DSP's control cache. */
u8 *p_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, u8 *pDSP_control_buffer);
void hpi_free_control_cache(struct hpi_control_cache *p_cache);
void hpi_cmn_control_cache_sync_to_msg(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);
hpi_handler_func HPI_COMMON;
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