/* * 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 #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 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 #include #include #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 #ifdef AWE_HAS_GUS_COMPATIBILITY /* include finetune table */ #ifdef AWE_OBSOLETE_VOXWARE # include "tuning.h" #else # include "../tuning.h" #endif #include #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 */ static void *my_malloc(int size) { char *ptr; PERMANENT_MALLOC(ptr, char*, size, _mem_start); return (void*)ptr; } #define my_kmalloc(size) my_malloc(size) #define kfree(ptr) /* do nothing */ /* allocate buffer only once */ #define INIT_TABLE(buffer,index,nums,type) {\ buffer = my_malloc(sizeof(type) * (nums)); 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);} #define my_kmalloc(size) kmalloc(size,GFP_KERNEL) #define my_kfree(ptr) kfree(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) #define MEMCMP(p1,p2,len) memcmp(p1, p2, 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 */