Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/sound/pcm/sndstat.h
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1 /*- 2 * Copyright (c) 2007-2009 Ariff Abdullah <ariff@FreeBSD.org> 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 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: releng/8.0/sys/dev/sound/pcm/sndstat.h 193640 2009-06-07 19:12:08Z ariff $ 27 */ 28 29 #ifndef _SND_SNDSTAT_H_ 30 #define _SND_SNDSTAT_H_ 31 32 #define SNDSTAT_PREPARE_PCM_ARGS \ 33 struct sbuf *s, device_t dev, int verbose 34 35 #define SNDSTAT_PREPARE_PCM_BEGIN() do { \ 36 struct snddev_info *d; \ 37 struct pcm_channel *c; \ 38 struct pcm_feeder *f; \ 39 \ 40 if (verbose < 1) \ 41 return (0); \ 42 \ 43 d = device_get_softc(dev); \ 44 PCM_BUSYASSERT(d); \ 45 \ 46 if (CHN_EMPTY(d, channels.pcm)) { \ 47 sbuf_printf(s, " (mixer only)"); \ 48 return (0); \ 49 } \ 50 \ 51 sbuf_printf(s, " (%dp:%dv/%dr:%dv channels %splex%s)", \ 52 d->playcount, d->pvchancount, d->reccount, d->rvchancount, \ 53 (d->flags & SD_F_SIMPLEX) ? "sim" : "du", \ 54 (device_get_unit(dev) == snd_unit) ? " default" : "") 55 56 57 #define SNDSTAT_PREPARE_PCM_END() \ 58 if (verbose <= 1) \ 59 return (0); \ 60 \ 61 sbuf_printf(s, "\n\t"); \ 62 sbuf_printf(s, "snddev flags=0x%b", d->flags, SD_F_BITS); \ 63 \ 64 CHN_FOREACH(c, d, channels.pcm) { \ 65 \ 66 KASSERT(c->bufhard != NULL && c->bufsoft != NULL, \ 67 ("hosed pcm channel setup")); \ 68 \ 69 sbuf_printf(s, "\n\t"); \ 70 \ 71 sbuf_printf(s, "%s[%s]: ", \ 72 (c->parentchannel != NULL) ? \ 73 c->parentchannel->name : "", c->name); \ 74 sbuf_printf(s, "spd %d", c->speed); \ 75 if (c->speed != sndbuf_getspd(c->bufhard)) \ 76 sbuf_printf(s, "/%d", \ 77 sndbuf_getspd(c->bufhard)); \ 78 sbuf_printf(s, ", fmt 0x%08x", c->format); \ 79 if (c->format != sndbuf_getfmt(c->bufhard)) \ 80 sbuf_printf(s, "/0x%08x", \ 81 sndbuf_getfmt(c->bufhard)); \ 82 sbuf_printf(s, ", flags 0x%08x, 0x%08x", \ 83 c->flags, c->feederflags); \ 84 if (c->pid != -1) \ 85 sbuf_printf(s, ", pid %d (%s)", \ 86 c->pid, c->comm); \ 87 sbuf_printf(s, "\n\t"); \ 88 \ 89 sbuf_printf(s, "interrupts %d, ", c->interrupts); \ 90 \ 91 if (c->direction == PCMDIR_REC) \ 92 sbuf_printf(s, \ 93 "overruns %d, feed %u, hfree %d, " \ 94 "sfree %d [b:%d/%d/%d|bs:%d/%d/%d]", \ 95 c->xruns, c->feedcount, \ 96 sndbuf_getfree(c->bufhard), \ 97 sndbuf_getfree(c->bufsoft), \ 98 sndbuf_getsize(c->bufhard), \ 99 sndbuf_getblksz(c->bufhard), \ 100 sndbuf_getblkcnt(c->bufhard), \ 101 sndbuf_getsize(c->bufsoft), \ 102 sndbuf_getblksz(c->bufsoft), \ 103 sndbuf_getblkcnt(c->bufsoft)); \ 104 else \ 105 sbuf_printf(s, \ 106 "underruns %d, feed %u, ready %d " \ 107 "[b:%d/%d/%d|bs:%d/%d/%d]", \ 108 c->xruns, c->feedcount, \ 109 sndbuf_getready(c->bufsoft), \ 110 sndbuf_getsize(c->bufhard), \ 111 sndbuf_getblksz(c->bufhard), \ 112 sndbuf_getblkcnt(c->bufhard), \ 113 sndbuf_getsize(c->bufsoft), \ 114 sndbuf_getblksz(c->bufsoft), \ 115 sndbuf_getblkcnt(c->bufsoft)); \ 116 sbuf_printf(s, "\n\t"); \ 117 \ 118 sbuf_printf(s, "channel flags=0x%b", c->flags, \ 119 CHN_F_BITS); \ 120 sbuf_printf(s, "\n\t"); \ 121 \ 122 sbuf_printf(s, "{%s}", \ 123 (c->direction == PCMDIR_REC) ? "hardware" : \ 124 "userland"); \ 125 sbuf_printf(s, " -> "); \ 126 f = c->feeder; \ 127 while (f->source != NULL) \ 128 f = f->source; \ 129 while (f != NULL) { \ 130 sbuf_printf(s, "%s", f->class->name); \ 131 if (f->desc->type == FEEDER_FORMAT) \ 132 sbuf_printf(s, "(0x%08x -> 0x%08x)", \ 133 f->desc->in, f->desc->out); \ 134 else if (f->desc->type == FEEDER_MATRIX) \ 135 sbuf_printf(s, "(%d.%d -> %d.%d)", \ 136 AFMT_CHANNEL(f->desc->in) - \ 137 AFMT_EXTCHANNEL(f->desc->in), \ 138 AFMT_EXTCHANNEL(f->desc->in), \ 139 AFMT_CHANNEL(f->desc->out) - \ 140 AFMT_EXTCHANNEL(f->desc->out), \ 141 AFMT_EXTCHANNEL(f->desc->out)); \ 142 else if (f->desc->type == FEEDER_RATE) \ 143 sbuf_printf(s, \ 144 "(0x%08x q:%d %d -> %d)", \ 145 f->desc->out, \ 146 FEEDER_GET(f, FEEDRATE_QUALITY), \ 147 FEEDER_GET(f, FEEDRATE_SRC), \ 148 FEEDER_GET(f, FEEDRATE_DST)); \ 149 else \ 150 sbuf_printf(s, "(0x%08x)", \ 151 f->desc->out); \ 152 sbuf_printf(s, " -> "); \ 153 f = f->parent; \ 154 } \ 155 sbuf_printf(s, "{%s}", \ 156 (c->direction == PCMDIR_REC) ? "userland" : \ 157 "hardware"); \ 158 } \ 159 \ 160 return (0); \ 161 } while (0) 162 163 #endif /* !_SND_SNDSTAT_H_ */
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