projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 719f82d3 EB |
1 | /***************************************************************************** |
| 2 | ||
| 3 | AudioScience HPI driver | |
| c6c2c9ab | 4 | Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> |
| 719f82d3 EB |
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 | Host Interface module for an ASI6205 based | |
| 20 | bus mastering PCI adapter. | |
| 21 | ||
| 22 | Copyright AudioScience, Inc., 2003 | |
| 23 | ******************************************************************************/ | |
| 24 | ||
| 25 | #ifndef _HPI6205_H_ | |
| 26 | #define _HPI6205_H_ | |
| 27 | ||
| 719f82d3 EB |
28 | #include "hpi_internal.h" |
| 29 | ||
| 30 | /*********************************************************** | |
| 31 | Defines used for basic messaging | |
| 32 | ************************************************************/ | |
| 33 | #define H620_HIF_RESET 0 | |
| 34 | #define H620_HIF_IDLE 1 | |
| 35 | #define H620_HIF_GET_RESP 2 | |
| 36 | #define H620_HIF_DATA_DONE 3 | |
| 37 | #define H620_HIF_DATA_MASK 0x10 | |
| 38 | #define H620_HIF_SEND_DATA 0x14 | |
| 39 | #define H620_HIF_GET_DATA 0x15 | |
| 40 | #define H620_HIF_UNKNOWN 0x0000ffff | |
| 41 | ||
| 42 | /*********************************************************** | |
| 43 | Types used for mixer control caching | |
| 44 | ************************************************************/ | |
| 45 | ||
| 46 | #define H620_MAX_ISTREAMS 32 | |
| 47 | #define H620_MAX_OSTREAMS 32 | |
| 48 | #define HPI_NMIXER_CONTROLS 2048 | |
| 49 | ||
| 50 | /********************************************************************* | |
| 51 | This is used for dynamic control cache allocation | |
| 52 | **********************************************************************/ | |
| 53 | struct controlcache_6205 { | |
| 54 | u32 number_of_controls; | |
| 55 | u32 physical_address32; | |
| 56 | u32 size_in_bytes; | |
| 57 | }; | |
| 58 | ||
| 59 | /********************************************************************* | |
| 60 | This is used for dynamic allocation of async event array | |
| 61 | **********************************************************************/ | |
| 62 | struct async_event_buffer_6205 { | |
| 63 | u32 physical_address32; | |
| 64 | u32 spare; | |
| 65 | struct hpi_fifo_buffer b; | |
| 66 | }; | |
| 67 | ||
| 68 | /*********************************************************** | |
| 69 | The Host located memory buffer that the 6205 will bus master | |
| 70 | in and out of. | |
| 71 | ************************************************************/ | |
| 72 | #define HPI6205_SIZEOF_DATA (16*1024) | |
| c6c2c9ab EB |
73 | |
| 74 | struct message_buffer_6205 { | |
| 75 | struct hpi_message message; | |
| 76 | char data[256]; | |
| 77 | }; | |
| 78 | ||
| 79 | struct response_buffer_6205 { | |
| 80 | struct hpi_response response; | |
| 81 | char data[256]; | |
| 82 | }; | |
| 83 | ||
| 84 | union buffer_6205 { | |
| 85 | struct message_buffer_6205 message_buffer; | |
| 86 | struct response_buffer_6205 response_buffer; | |
| 87 | u8 b_data[HPI6205_SIZEOF_DATA]; | |
| 88 | }; | |
| 89 | ||
| 719f82d3 EB |
90 | struct bus_master_interface { |
| 91 | u32 host_cmd; | |
| 92 | u32 dsp_ack; | |
| 93 | u32 transfer_size_in_bytes; | |
| c6c2c9ab | 94 | union buffer_6205 u; |
| 719f82d3 EB |
95 | struct controlcache_6205 control_cache; |
| 96 | struct async_event_buffer_6205 async_buffer; | |
| 97 | struct hpi_hostbuffer_status | |
| 98 | instream_host_buffer_status[H620_MAX_ISTREAMS]; | |
| 99 | struct hpi_hostbuffer_status | |
| 100 | outstream_host_buffer_status[H620_MAX_OSTREAMS]; | |
| 101 | }; | |
| 102 | ||
| 103 | #endif |