diff options
| author | Eliot Blennerhassett <eblennerhassett@audioscience.com> | 2011-07-22 15:52:38 +1200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-07-22 07:45:26 +0200 |
| commit | c6c2c9aba16c41a8f72bec0738880447d158bdf7 (patch) | |
| tree | 5b89bbe77676b528fd40c939d160689d4ec3f726 /sound/pci/asihpi/hpi6205.h | |
| parent | 82b5774fe02c61fc70aed6bc885f0d26b708e925 (diff) | |
| download | op-kernel-dev-c6c2c9aba16c41a8f72bec0738880447d158bdf7.zip op-kernel-dev-c6c2c9aba16c41a8f72bec0738880447d158bdf7.tar.gz | |
ALSA: asihpi - Increase request and response buffer sizes
Allow for up to 256 bytes of extra data on top of standard hpi
request and response sizes.
Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/asihpi/hpi6205.h')
| -rw-r--r-- | sound/pci/asihpi/hpi6205.h | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/sound/pci/asihpi/hpi6205.h b/sound/pci/asihpi/hpi6205.h index df2f02c..ec0827b 100644 --- a/sound/pci/asihpi/hpi6205.h +++ b/sound/pci/asihpi/hpi6205.h @@ -1,7 +1,7 @@ /***************************************************************************** AudioScience HPI driver - Copyright (C) 1997-2010 AudioScience Inc. <support@audioscience.com> + 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 @@ -70,15 +70,28 @@ The Host located memory buffer that the 6205 will bus master in and out of. ************************************************************/ #define HPI6205_SIZEOF_DATA (16*1024) + +struct message_buffer_6205 { + struct hpi_message message; + char data[256]; +}; + +struct response_buffer_6205 { + struct hpi_response response; + char data[256]; +}; + +union buffer_6205 { + struct message_buffer_6205 message_buffer; + struct response_buffer_6205 response_buffer; + u8 b_data[HPI6205_SIZEOF_DATA]; +}; + struct bus_master_interface { u32 host_cmd; u32 dsp_ack; u32 transfer_size_in_bytes; - union { - struct hpi_message_header message_buffer; - struct hpi_response_header response_buffer; - u8 b_data[HPI6205_SIZEOF_DATA]; - } u; + union buffer_6205 u; struct controlcache_6205 control_cache; struct async_event_buffer_6205 async_buffer; struct hpi_hostbuffer_status |
