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Diffstat (limited to 'sound/pci/asihpi/hpi6205.h')
-rw-r--r-- | sound/pci/asihpi/hpi6205.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/sound/pci/asihpi/hpi6205.h b/sound/pci/asihpi/hpi6205.h new file mode 100644 index 000000000000..1adae0857cda --- /dev/null +++ b/sound/pci/asihpi/hpi6205.h | |||
@@ -0,0 +1,93 @@ | |||
1 | /***************************************************************************** | ||
2 | |||
3 | AudioScience HPI driver | ||
4 | Copyright (C) 1997-2010 AudioScience Inc. <support@audioscience.com> | ||
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 | |||
28 | /* transitional conditional compile shared between host and DSP */ | ||
29 | /* #define HPI6205_NO_HSR_POLL */ | ||
30 | |||
31 | #include "hpi_internal.h" | ||
32 | |||
33 | /*********************************************************** | ||
34 | Defines used for basic messaging | ||
35 | ************************************************************/ | ||
36 | #define H620_HIF_RESET 0 | ||
37 | #define H620_HIF_IDLE 1 | ||
38 | #define H620_HIF_GET_RESP 2 | ||
39 | #define H620_HIF_DATA_DONE 3 | ||
40 | #define H620_HIF_DATA_MASK 0x10 | ||
41 | #define H620_HIF_SEND_DATA 0x14 | ||
42 | #define H620_HIF_GET_DATA 0x15 | ||
43 | #define H620_HIF_UNKNOWN 0x0000ffff | ||
44 | |||
45 | /*********************************************************** | ||
46 | Types used for mixer control caching | ||
47 | ************************************************************/ | ||
48 | |||
49 | #define H620_MAX_ISTREAMS 32 | ||
50 | #define H620_MAX_OSTREAMS 32 | ||
51 | #define HPI_NMIXER_CONTROLS 2048 | ||
52 | |||
53 | /********************************************************************* | ||
54 | This is used for dynamic control cache allocation | ||
55 | **********************************************************************/ | ||
56 | struct controlcache_6205 { | ||
57 | u32 number_of_controls; | ||
58 | u32 physical_address32; | ||
59 | u32 size_in_bytes; | ||
60 | }; | ||
61 | |||
62 | /********************************************************************* | ||
63 | This is used for dynamic allocation of async event array | ||
64 | **********************************************************************/ | ||
65 | struct async_event_buffer_6205 { | ||
66 | u32 physical_address32; | ||
67 | u32 spare; | ||
68 | struct hpi_fifo_buffer b; | ||
69 | }; | ||
70 | |||
71 | /*********************************************************** | ||
72 | The Host located memory buffer that the 6205 will bus master | ||
73 | in and out of. | ||
74 | ************************************************************/ | ||
75 | #define HPI6205_SIZEOF_DATA (16*1024) | ||
76 | struct bus_master_interface { | ||
77 | u32 host_cmd; | ||
78 | u32 dsp_ack; | ||
79 | u32 transfer_size_in_bytes; | ||
80 | union { | ||
81 | struct hpi_message message_buffer; | ||
82 | struct hpi_response response_buffer; | ||
83 | u8 b_data[HPI6205_SIZEOF_DATA]; | ||
84 | } u; | ||
85 | struct controlcache_6205 control_cache; | ||
86 | struct async_event_buffer_6205 async_buffer; | ||
87 | struct hpi_hostbuffer_status | ||
88 | instream_host_buffer_status[H620_MAX_ISTREAMS]; | ||
89 | struct hpi_hostbuffer_status | ||
90 | outstream_host_buffer_status[H620_MAX_OSTREAMS]; | ||
91 | }; | ||
92 | |||
93 | #endif | ||