patch-2.1.132 linux/drivers/sound/lowlevel/awe_compat-linux.h

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diff -u --recursive --new-file v2.1.131/linux/drivers/sound/lowlevel/awe_compat-linux.h linux/drivers/sound/lowlevel/awe_compat-linux.h
@@ -0,0 +1,248 @@
+/*
+ * sound/awe_compat.h
+ *
+ * Compat defines for the AWE32/SB32/AWE64 wave table synth driver.
+ *   version 0.4.3; Oct. 1, 1998
+ *
+ * Copyright (C) 1996-1998 Takashi Iwai
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef AWE_COMPAT_H_DEF
+#define AWE_COMPAT_H_DEF
+
+/*================================================================
+ * version check
+ *================================================================*/
+
+#include "awe_config.h"
+
+#define ASC_LINUX_VERSION(V,P,S)    (((V) * 65536) + ((P) * 256) + (S))
+
+#ifndef LINUX_VERSION_CODE
+#include <linux/version.h>
+#endif
+
+/* linux version check */
+#if LINUX_VERSION_CODE < ASC_LINUX_VERSION(2,0,0)
+#define AWE_OBSOLETE_VOXWARE
+#endif
+
+#if LINUX_VERSION_CODE >= ASC_LINUX_VERSION(2,1,0)
+#define AWE_NEW_KERNEL_INTERFACE
+#if LINUX_VERSION_CODE >= ASC_LINUX_VERSION(2,1,80)
+#define AWE_MODULE_SUPPORT
+#endif
+#endif
+
+#ifdef AWE_OBSOLETE_VOXWARE
+#include "soundvers.h"
+#else
+#include "../soundvers.h"
+#endif
+
+#if defined(SOUND_INTERNAL_VERSION) && SOUND_INTERNAL_VERSION >= 0x30803
+/* OSS/Free-3.8 */
+#define AWE_NO_PATCHMGR
+#define AWE_OSS38
+#define HAS_LOWLEVEL_H
+#endif
+
+/*================================================================
+ * INCLUDE OTHER HEADER FILES
+ *================================================================*/
+
+/* set up module */
+
+#if defined(AWE_MODULE_SUPPORT) && defined(MODULE)
+#include <linux/config.h>
+#include <linux/string.h>
+#include <linux/module.h>
+#include "../soundmodule.h"
+#endif
+
+
+/* reading configuration of sound driver */
+
+#ifdef AWE_OBSOLETE_VOXWARE
+
+#include "sound_config.h"
+#if defined(CONFIGURE_SOUNDCARD) && !defined(EXCLUDE_AWE32)
+#define CONFIG_AWE32_SYNTH
+#endif
+
+#else /* AWE_OBSOLETE_VOXWARE */
+
+#ifdef HAS_LOWLEVEL_H
+#include "lowlevel.h"
+#endif
+
+#include "../sound_config.h"
+
+#endif /* AWE_OBSOLETE_VOXWARE */
+
+
+/*================================================================
+ * include AWE header files
+ *================================================================*/
+
+#if defined(CONFIG_AWE32_SYNTH) || defined(CONFIG_AWE32_SYNTH_MODULE)
+
+#include "awe_hw.h"
+#include "awe_version.h"
+#include <linux/awe_voice.h>
+
+#ifdef AWE_HAS_GUS_COMPATIBILITY
+/* include finetune table */
+#ifdef AWE_OBSOLETE_VOXWARE
+#  include "tuning.h"
+#else
+#  include "../tuning.h"
+#endif
+#include <linux/ultrasound.h>
+#endif /* AWE_HAS_GUS_COMPATIBILITY */
+
+
+/*----------------------------------------------------------------
+ * compatibility macros for AWE32 driver
+ *----------------------------------------------------------------*/
+
+/* redefine following macros */
+#undef IOCTL_IN
+#undef IOCTL_OUT
+#undef OUTW
+#undef COPY_FROM_USER
+#undef COPY_TO_USER
+#undef GET_BYTE_FROM_USER
+#undef GET_SHORT_FROM_USER
+#undef IOCTL_TO_USER
+  
+/* use inline prefix */
+#define INLINE	inline
+
+/*----------------------------------------------------------------
+ * memory management for linux
+ *----------------------------------------------------------------*/
+
+#ifdef AWE_OBSOLETE_VOXWARE
+/* old type linux system */
+
+/* i/o requests; nothing */
+#define awe_check_port()	0	/* always false */
+#define awe_request_region()	/* nothing */
+#define awe_release_region()	/* nothing */
+
+static int _mem_start;  /* memory pointer for permanent buffers */
+
+#define my_malloc_init(memptr)	_mem_start = (memptr)
+#define my_malloc_memptr()	_mem_start
+#define my_free(ptr)	/* do nothing */
+
+/* allocate buffer only once */
+#define INIT_TABLE(buffer,index,nums,type) {\
+PERMANENT_MALLOC(buffer, char*, size, _mem_start); index = (nums);\
+}
+
+#else
+
+#define AWE_DYNAMIC_BUFFER
+
+#define my_malloc_init(ptr)	/* nothing */
+#define my_malloc_memptr()	0
+#define my_malloc(size)		vmalloc(size)
+#define my_free(ptr)		if (ptr) {vfree(ptr);}
+
+/* do not allocate buffer at beginning */
+#define INIT_TABLE(buffer,index,nums,type) {buffer=NULL; index=0;}
+
+/* old type macro */
+#define RET_ERROR(err)		-err
+
+#endif
+
+/*----------------------------------------------------------------
+ * i/o interfaces for linux
+ *----------------------------------------------------------------*/
+
+#define OUTW(data,addr)		outw(data, addr)
+
+#ifdef AWE_NEW_KERNEL_INTERFACE
+#define COPY_FROM_USER(target,source,offs,count) \
+	copy_from_user(target, (source)+(offs), count)
+#define GET_BYTE_FROM_USER(target,addr,offs) \
+	get_user(target, (unsigned char*)&((addr)[offs]))
+#define GET_SHORT_FROM_USER(target,addr,offs) \
+	get_user(target, (unsigned short*)&((addr)[offs]))
+#ifdef AWE_OSS38
+#define IOCTL_TO_USER(target,offs,source,count) \
+	memcpy(target, (source)+(offs), count)
+#define IO_WRITE_CHECK(cmd)	(_SIOC_DIR(cmd) & _IOC_WRITE)
+#else
+#define IOCTL_TO_USER(target,offs,source,count) \
+	copy_to_user(target, (source)+(offs), count)
+#define IO_WRITE_CHECK(cmd)	(_IOC_DIR(cmd) & _IOC_WRITE)
+#endif /* AWE_OSS38 */
+#define COPY_TO_USER	IOCTL_TO_USER
+#define IOCTL_IN(arg)	(*(int*)(arg))
+#define IOCTL_OUT(arg,val) (*(int*)(arg) = (val))
+
+#else /* old type i/o */
+#define COPY_FROM_USER(target,source,offs,count) \
+	memcpy_fromfs(target, (source)+(offs), (count))
+#define GET_BYTE_FROM_USER(target,addr,offs) \
+	*((char  *)&(target)) = get_fs_byte((addr)+(offs))
+#define GET_SHORT_FROM_USER(target,addr,offs) \
+	*((short *)&(target)) = get_fs_word((addr)+(offs))
+#ifdef AWE_OSS38
+#define IOCTL_TO_USER(target,offs,source,count) \
+	memcpy(target, (source)+(offs), count)
+#define COPY_TO_USER(target,offs,source,count)  \
+	memcpy_tofs(target, (source)+(offs), (count))
+#define IOCTL_IN(arg)	(*(int*)(arg))
+#define IOCTL_OUT(arg,val) (*(int*)(arg) = (val))
+#define IO_WRITE_CHECK(cmd)	(_SIOC_DIR(cmd) & _IOC_WRITE)
+#else /* AWE_OSS38 */
+#define IOCTL_TO_USER(target,offs,source,count) \
+	memcpy_tofs(target, (source)+(offs), (count))
+#define COPY_TO_USER	IOCTL_TO_USER
+#define IOCTL_IN(arg)		get_fs_long((long *)(arg))
+#define IOCTL_OUT(arg,ret)	snd_ioctl_return((int *)arg, ret)
+#define IO_WRITE_CHECK(cmd)	(cmd & IOC_IN)
+#endif /* AWE_OSS38 */
+
+#endif /* AWE_NEW_KERNEL_INTERFACE */
+
+#define BZERO(target,len)	memset(target, 0, len)
+#define MEMCPY(dst,src,len)	memcpy(dst, src, len)
+
+/* old style device tables (not modulized) */
+#ifndef AWE_MODULE_SUPPORT
+
+#define sound_alloc_synthdev() \
+	(num_synths >= MAX_SYNTH_DEV ? -1 : num_synths++)
+#define sound_alloc_mixerdev() \
+	(num_mixers >= MAX_MIXER_DEV ? -1 : num_mixers++)
+#define sound_alloc_mididev() \
+	(num_midis >= MAX_MIXER_DEV ? -1 : num_midis++)
+#define sound_unload_synthdev(dev)	/**/
+#define sound_unload_mixerdev(dev)	/**/
+#define sound_unload_mididev(dev)	/**/
+
+#endif /* AWE_MODULE_SUPPORT */
+
+#endif /* CONFIG_AWE32_SYNTH */
+
+#endif /* AWE_COMPAT_H_DEF */

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