/***************************************************************************** AudioScience HPI driver Copyright (C) 1997-2011 AudioScience Inc. 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 Host Interface module for an ASI6205 based bus mastering PCI adapter. Copyright AudioScience, Inc., 2003 ******************************************************************************/ #ifndef _HPI6205_H_ #define _HPI6205_H_ #include "hpi_internal.h" /*********************************************************** Defines used for basic messaging ************************************************************/ #define H620_HIF_RESET 0 #define H620_HIF_IDLE 1 #define H620_HIF_GET_RESP 2 #define H620_HIF_DATA_DONE 3 #define H620_HIF_DATA_MASK 0x10 #define H620_HIF_SEND_DATA 0x14 #define H620_HIF_GET_DATA 0x15 #define H620_HIF_UNKNOWN 0x0000ffff /*********************************************************** Types used for mixer control caching ************************************************************/ #define H620_MAX_ISTREAMS 32 #define H620_MAX_OSTREAMS 32 #define HPI_NMIXER_CONTROLS 2048 /********************************************************************* This is used for dynamic control cache allocation **********************************************************************/ struct controlcache_6205 { u32 number_of_controls; u32 physical_address32; u32 size_in_bytes; }; /********************************************************************* This is used for dynamic allocation of async event array **********************************************************************/ struct async_event_buffer_6205 { u32 physical_address32; u32 spare; struct hpi_fifo_buffer b; }; /*********************************************************** 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 buffer_6205 u; struct controlcache_6205 control_cache; struct async_event_buffer_6205 async_buffer; struct hpi_hostbuffer_status instream_host_buffer_status[H620_MAX_ISTREAMS]; struct hpi_hostbuffer_status outstream_host_buffer_status[H620_MAX_OSTREAMS]; }; #endif 1fba0c8e'>arch/x86

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drivers/gpu/drm/nouveau/nouveau_acpi.c

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