| vchan.c (107237) | vchan.c (109623) |
|---|---|
| 1/* 2 * Copyright (c) 2001 Cameron Grant <gandalf@vilnya.demon.co.uk> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 14 unchanged lines hidden (view full) --- 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <dev/sound/pcm/sound.h> 28#include <dev/sound/pcm/vchan.h> 29#include "feeder_if.h" 30 | 1/* 2 * Copyright (c) 2001 Cameron Grant <gandalf@vilnya.demon.co.uk> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 14 unchanged lines hidden (view full) --- 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <dev/sound/pcm/sound.h> 28#include <dev/sound/pcm/vchan.h> 29#include "feeder_if.h" 30 |
| 31SND_DECLARE_FILE("$FreeBSD: head/sys/dev/sound/pcm/vchan.c 107237 2002-11-25 17:17:43Z cg $"); | 31SND_DECLARE_FILE("$FreeBSD: head/sys/dev/sound/pcm/vchan.c 109623 2003-01-21 08:56:16Z alfred $"); |
| 32 33struct vchinfo { 34 u_int32_t spd, fmt, blksz, bps, run; 35 struct pcm_channel *channel, *parent; 36 struct pcmchan_caps caps; 37}; 38 39static u_int32_t vchan_fmt[] = { --- 79 unchanged lines hidden (view full) --- 119 120static void * 121vchan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 122{ 123 struct vchinfo *ch; 124 struct pcm_channel *parent = devinfo; 125 126 KASSERT(dir == PCMDIR_PLAY, ("vchan_init: bad direction")); | 32 33struct vchinfo { 34 u_int32_t spd, fmt, blksz, bps, run; 35 struct pcm_channel *channel, *parent; 36 struct pcmchan_caps caps; 37}; 38 39static u_int32_t vchan_fmt[] = { --- 79 unchanged lines hidden (view full) --- 119 120static void * 121vchan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 122{ 123 struct vchinfo *ch; 124 struct pcm_channel *parent = devinfo; 125 126 KASSERT(dir == PCMDIR_PLAY, ("vchan_init: bad direction")); |
| 127 ch = malloc(sizeof(*ch), M_DEVBUF, M_WAITOK | M_ZERO); | 127 ch = malloc(sizeof(*ch), M_DEVBUF, M_ZERO); |
| 128 ch->parent = parent; 129 ch->channel = c; 130 ch->fmt = AFMT_U8; 131 ch->spd = DSP_DEFAULT_SPEED; 132 ch->blksz = 2048; 133 134 c->flags |= CHN_F_VIRTUAL; 135 --- 96 unchanged lines hidden (view full) --- 232int 233vchan_create(struct pcm_channel *parent) 234{ 235 struct snddev_info *d = parent->parentsnddev; 236 struct pcmchan_children *pce; 237 struct pcm_channel *child; 238 int err, first; 239 | 128 ch->parent = parent; 129 ch->channel = c; 130 ch->fmt = AFMT_U8; 131 ch->spd = DSP_DEFAULT_SPEED; 132 ch->blksz = 2048; 133 134 c->flags |= CHN_F_VIRTUAL; 135 --- 96 unchanged lines hidden (view full) --- 232int 233vchan_create(struct pcm_channel *parent) 234{ 235 struct snddev_info *d = parent->parentsnddev; 236 struct pcmchan_children *pce; 237 struct pcm_channel *child; 238 int err, first; 239 |
| 240 pce = malloc(sizeof(*pce), M_DEVBUF, M_WAITOK | M_ZERO); | 240 pce = malloc(sizeof(*pce), M_DEVBUF, M_ZERO); |
| 241 if (!pce) { 242 return ENOMEM; 243 } 244 245 /* create a new playback channel */ 246 child = pcm_chn_create(d, parent, &vchan_class, PCMDIR_VIRTUAL, parent); 247 if (!child) { 248 free(pce, M_DEVBUF); --- 96 unchanged lines hidden --- | 241 if (!pce) { 242 return ENOMEM; 243 } 244 245 /* create a new playback channel */ 246 child = pcm_chn_create(d, parent, &vchan_class, PCMDIR_VIRTUAL, parent); 247 if (!child) { 248 free(pce, M_DEVBUF); --- 96 unchanged lines hidden --- |