2 **********************************************************************
4 * Copyright 1999, 2000 Creative Labs, Inc.
6 **********************************************************************
8 * Date Author Summary of changes
9 * ---- ------ ------------------
10 * October 20, 1999 Bertrand Lee base code release
12 **********************************************************************
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public
25 * License along with this program; if not, write to the Free
26 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
29 **********************************************************************
36 #include <linux/sound.h>
37 #include <linux/soundcard.h>
38 #include <linux/ac97_codec.h>
39 #include <linux/pci.h>
40 #include <linux/slab.h>
41 #include <linux/sched.h>
45 #include "passthrough.h"
48 #define EMUPAGESIZE 4096 /* don't change */
49 #define NUM_G 64 /* use all channels */
50 #define NUM_FXSENDS 4 /* don't change */
51 /* setting this to other than a power of two may break some applications */
52 #define MAXBUFSIZE 65536
54 #define BUFMAXPAGES (MAXBUFSIZE / PAGE_SIZE)
56 #define FLAGS_AVAILABLE 0x0001
57 #define FLAGS_READY 0x0002
61 dma_addr_t dma_handle;
69 # define DPD(level,x,y...) do {if(level <= DEBUG_LEVEL) printk( KERN_NOTICE "emu10k1: %s: %d: " x , __FILE__ , __LINE__ , y );} while(0)
70 # define DPF(level,x) do {if(level <= DEBUG_LEVEL) printk( KERN_NOTICE "emu10k1: %s: %d: " x , __FILE__ , __LINE__ );} while(0)
72 # define DPD(level,x,y...) do { } while (0) /* not debugging: nothing */
73 # define DPF(level,x) do { } while (0)
74 #endif /* EMU10K1_DEBUG */
76 #define ERROR() DPF(1,"error\n")
80 struct emu10k1_waveout
103 struct mixer_private_ioctl {
108 /* bogus ioctls numbers to escape from OSS mixer limitations */
109 #define CMD_WRITEFN0 _IOW('D', 0, struct mixer_private_ioctl)
110 #define CMD_READFN0 _IOR('D', 1, struct mixer_private_ioctl)
111 #define CMD_WRITEPTR _IOW('D', 2, struct mixer_private_ioctl)
112 #define CMD_READPTR _IOR('D', 3, struct mixer_private_ioctl)
113 #define CMD_SETRECSRC _IOW('D', 4, struct mixer_private_ioctl)
114 #define CMD_GETRECSRC _IOR('D', 5, struct mixer_private_ioctl)
115 #define CMD_GETVOICEPARAM _IOR('D', 6, struct mixer_private_ioctl)
116 #define CMD_SETVOICEPARAM _IOW('D', 7, struct mixer_private_ioctl)
117 #define CMD_GETPATCH _IOR('D', 8, struct mixer_private_ioctl)
118 #define CMD_GETGPR _IOR('D', 9, struct mixer_private_ioctl)
119 #define CMD_GETCTLGPR _IOR('D', 10, struct mixer_private_ioctl)
120 #define CMD_SETPATCH _IOW('D', 11, struct mixer_private_ioctl)
121 #define CMD_SETGPR _IOW('D', 12, struct mixer_private_ioctl)
122 #define CMD_SETCTLGPR _IOW('D', 13, struct mixer_private_ioctl)
123 #define CMD_SETGPOUT _IOW('D', 14, struct mixer_private_ioctl)
124 #define CMD_GETGPR2OSS _IOR('D', 15, struct mixer_private_ioctl)
125 #define CMD_SETGPR2OSS _IOW('D', 16, struct mixer_private_ioctl)
126 #define CMD_SETMCH_FX _IOW('D', 17, struct mixer_private_ioctl)
127 #define CMD_SETPASSTHROUGH _IOW('D', 18, struct mixer_private_ioctl)
128 #define CMD_PRIVATE3_VERSION _IOW('D', 19, struct mixer_private_ioctl)
129 #define CMD_AC97_BOOST _IOW('D', 20, struct mixer_private_ioctl)
131 //up this number when breaking compatibility
132 #define PRIVATE3_VERSION 1
136 struct list_head list;
138 struct memhandle virtualpagetable;
139 struct memhandle tankmem;
140 struct memhandle silentpage;
144 u8 voicetable[NUM_G];
145 u16 emupagetable[MAXPAGES];
147 struct list_head timers;
149 spinlock_t timer_lock;
151 struct pci_dev *pci_dev;
152 unsigned long iobase;
153 unsigned long length;
154 unsigned short model;
160 #ifdef EMU10K1_SEQUENCER
162 struct emu10k1_mididevice *seq_mididev;
165 struct ac97_codec ac97;
166 int ac97_supported_mixers;
167 int ac97_stereo_mixers;
169 /* Number of first fx voice for multichannel output */
171 struct emu10k1_waveout waveout;
172 struct emu10k1_wavein wavein;
173 struct emu10k1_mpuout *mpuout;
174 struct emu10k1_mpuin *mpuin;
176 struct semaphore open_sem;
178 wait_queue_head_t open_wait;
180 u32 mpuacqcount; // Mpu acquire count
181 u32 has_toslink; // TOSLink detection
183 u8 chiprev; /* Chip revision */
187 struct patch_manager mgr;
191 int emu10k1_addxmgr_alloc(u32, struct emu10k1_card *);
192 void emu10k1_addxmgr_free(struct emu10k1_card *, int);
194 int emu10k1_find_control_gpr(struct patch_manager *, const char *, const char *);
195 void emu10k1_set_control_gpr(struct emu10k1_card *, int , s32, int );
197 void emu10k1_set_volume_gpr(struct emu10k1_card *, int, s32, int);
200 #define VOL_6BIT 0x40
201 #define VOL_5BIT 0x20
202 #define VOL_4BIT 0x10
204 #define TIMEOUT 16384
207 u8 sumVolumeToAttenuation(u32);
209 extern struct list_head emu10k1_devs;
211 /* Hardware Abstraction Layer access functions */
213 void emu10k1_writefn0(struct emu10k1_card *, u32, u32);
214 u32 emu10k1_readfn0(struct emu10k1_card *, u32);
216 void emu10k1_timer_set(struct emu10k1_card *, u16);
218 void sblive_writeptr(struct emu10k1_card *, u32, u32, u32);
219 void sblive_writeptr_tag(struct emu10k1_card *, u32, ...);
220 #define TAGLIST_END 0
222 u32 sblive_readptr(struct emu10k1_card *, u32 , u32 );
224 void emu10k1_irq_enable(struct emu10k1_card *, u32);
225 void emu10k1_irq_disable(struct emu10k1_card *, u32);
226 void emu10k1_set_stop_on_loop(struct emu10k1_card *, u32);
227 void emu10k1_clear_stop_on_loop(struct emu10k1_card *, u32);
229 /* AC97 Codec register access function */
230 u16 emu10k1_ac97_read(struct ac97_codec *, u8);
231 void emu10k1_ac97_write(struct ac97_codec *, u8, u16);
233 /* MPU access function*/
234 int emu10k1_mpu_write_data(struct emu10k1_card *, u8);
235 int emu10k1_mpu_read_data(struct emu10k1_card *, u8 *);
236 int emu10k1_mpu_reset(struct emu10k1_card *);
237 int emu10k1_mpu_acquire(struct emu10k1_card *);
238 int emu10k1_mpu_release(struct emu10k1_card *);
240 #endif /* _HWACCESS_H */