int
cd_setchan(struct cd_softc *cd, int p0, int p1, int p2, int p3, int flags)
{
union scsi_mode_sense_buf *data;
struct cd_audio_page *audio = NULL;
int error, big;
data = malloc(sizeof(*data), M_TEMP, M_NOWAIT);
if (data == NULL)
return (ENOMEM);
error = scsi_do_mode_sense(cd->sc_link, AUDIO_PAGE, data,
(void **)&audio, NULL, NULL, NULL, sizeof(*audio), flags, &big);
if (error == 0 && audio == NULL)
error = EIO;
if (error == 0) {
audio->port[LEFT_PORT].channels = p0;
audio->port[RIGHT_PORT].channels = p1;
audio->port[2].channels = p2;
audio->port[3].channels = p3;
if (big)
error = scsi_mode_select_big(cd->sc_link, SMS_PF,
&data->hdr_big, flags, 20000);
else
error = scsi_mode_select(cd->sc_link, SMS_PF,
&data->hdr, flags, 20000);
}
free(data, M_TEMP);
return (error);
}
int
cd_setvol(struct cd_softc *cd, const struct ioc_vol *arg, int flags)
{
union scsi_mode_sense_buf *data;
struct cd_audio_page *audio = NULL;
u_int8_t mask_volume[4];
int error, big;
data = malloc(sizeof(*data), M_TEMP, M_NOWAIT);
if (data == NULL)
return (ENOMEM);
error = scsi_do_mode_sense(cd->sc_link,
AUDIO_PAGE | SMS_PAGE_CTRL_CHANGEABLE, data, (void **)&audio, NULL,
NULL, NULL, sizeof(*audio), flags, NULL);
if (error == 0 && audio == NULL)
error = EIO;
if (error != 0) {
free(data, M_TEMP);
return (error);
}
mask_volume[0] = audio->port[0].volume;
mask_volume[1] = audio->port[1].volume;
mask_volume[2] = audio->port[2].volume;
mask_volume[3] = audio->port[3].volume;
error = scsi_do_mode_sense(cd->sc_link, AUDIO_PAGE, data,
(void **)&audio, NULL, NULL, NULL, sizeof(*audio), flags, &big);
if (error == 0 && audio == NULL)
error = EIO;
if (error != 0) {
free(data, M_TEMP);
return (error);
}
audio->port[0].volume = arg->vol[0] & mask_volume[0];
audio->port[1].volume = arg->vol[1] & mask_volume[1];
audio->port[2].volume = arg->vol[2] & mask_volume[2];
audio->port[3].volume = arg->vol[3] & mask_volume[3];
if (big)
error = scsi_mode_select_big(cd->sc_link, SMS_PF,
&data->hdr_big, flags, 20000);
else
error = scsi_mode_select(cd->sc_link, SMS_PF,
&data->hdr, flags, 20000);
free(data, M_TEMP);
return (error);
}
int
cd_set_pa_immed(struct cd_softc *cd, int flags)
{
union scsi_mode_sense_buf *data;
struct cd_audio_page *audio = NULL;
int error, oflags, big;
if (cd->sc_link->flags & SDEV_ATAPI)
/* XXX Noop? */
return (0);
data = malloc(sizeof(*data), M_TEMP, M_NOWAIT);
if (data == NULL)
return (ENOMEM);
error = scsi_do_mode_sense(cd->sc_link, AUDIO_PAGE, data,
(void **)&audio, NULL, NULL, NULL, sizeof(*audio), flags, &big);
if (error == 0 && audio == NULL)
error = EIO;
if (error == 0) {
oflags = audio->flags;
audio->flags &= ~CD_PA_SOTC;
audio->flags |= CD_PA_IMMED;
if (audio->flags != oflags) {
if (big)
error = scsi_mode_select_big(cd->sc_link,
SMS_PF, &data->hdr_big, flags,
20000);
else
error = scsi_mode_select(cd->sc_link, SMS_PF,
&data->hdr, flags, 20000);
}
}
free(data, M_TEMP);
return (error);
}
int
sd_ioctl_cache(struct sd_softc *sc, long cmd, struct dk_cache *dkc)
{
union scsi_mode_sense_buf *buf;
struct page_caching_mode *mode = NULL;
u_int wrcache, rdcache;
int big;
int rv;
if (ISSET(sc->sc_link->flags, SDEV_UMASS))
return (EOPNOTSUPP);
/* see if the adapter has special handling */
rv = scsi_do_ioctl(sc->sc_link, cmd, (caddr_t)dkc, 0);
if (rv != ENOTTY)
return (rv);
buf = dma_alloc(sizeof(*buf), PR_WAITOK);
if (buf == NULL)
return (ENOMEM);
rv = scsi_do_mode_sense(sc->sc_link, PAGE_CACHING_MODE,
buf, (void **)&mode, NULL, NULL, NULL,
sizeof(*mode) - 4, scsi_autoconf | SCSI_SILENT, &big);
if (rv != 0)
goto done;
if ((mode == NULL) || (!DISK_PGCODE(mode, PAGE_CACHING_MODE))) {
rv = EIO;
goto done;
}
wrcache = (ISSET(mode->flags, PG_CACHE_FL_WCE) ? 1 : 0);
rdcache = (ISSET(mode->flags, PG_CACHE_FL_RCD) ? 0 : 1);
switch (cmd) {
case DIOCGCACHE:
dkc->wrcache = wrcache;
dkc->rdcache = rdcache;
break;
case DIOCSCACHE:
if (dkc->wrcache == wrcache && dkc->rdcache == rdcache)
break;
if (dkc->wrcache)
SET(mode->flags, PG_CACHE_FL_WCE);
else
CLR(mode->flags, PG_CACHE_FL_WCE);
if (dkc->rdcache)
CLR(mode->flags, PG_CACHE_FL_RCD);
else
SET(mode->flags, PG_CACHE_FL_RCD);
if (big) {
rv = scsi_mode_select_big(sc->sc_link, SMS_PF,
&buf->hdr_big, scsi_autoconf | SCSI_SILENT, 20000);
} else {
rv = scsi_mode_select(sc->sc_link, SMS_PF,
&buf->hdr, scsi_autoconf | SCSI_SILENT, 20000);
}
break;
}
done:
dma_free(buf, sizeof(*buf));
return (rv);
}
