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Add basic support for the radio(4) interface.

This commit is contained in:
jmcneill 2002-01-06 02:42:45 +00:00
parent e5a41e331a
commit 1eb3eee47c
1 changed files with 73 additions and 2 deletions
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75
sys/dev/pci/bktr/bktr_os.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: bktr_os.c,v 1.22 2001/11/13 07:29:37 lukem Exp $ */
/* $NetBSD: bktr_os.c,v 1.23 2002/01/06 02:42:45 jmcneill Exp $ */
/* FreeBSD: src/sys/dev/bktr/bktr_os.c,v 1.20 2000/10/20 08:16:53 roger Exp */
@ -50,7 +50,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: bktr_os.c,v 1.22 2001/11/13 07:29:37 lukem Exp $");
__KERNEL_RCSID(0, "$NetBSD: bktr_os.c,v 1.23 2002/01/06 02:42:45 jmcneill Exp $");
#ifdef __FreeBSD__
#include "bktr.h"
@ -149,6 +149,7 @@ SYSCTL_INT(_hw_bt848, OID_AUTO, slow_msp_audio, CTLFLAG_RW, &bt848_slow_msp_audi
#include <sys/poll.h>
#include <sys/select.h>
#include <sys/vnode.h>
#include <sys/radioio.h>
#ifndef __NetBSD__
#include <vm/vm.h>
@ -161,6 +162,7 @@ SYSCTL_INT(_hw_bt848, OID_AUTO, slow_msp_audio, CTLFLAG_RW, &bt848_slow_msp_audi
#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcidevs.h>
#include <dev/radio_if.h>
#define BKTR_DEBUG
#ifdef BKTR_DEBUG
@ -1321,6 +1323,19 @@ struct cfdriver bktr_cd = {
};
#endif
/* for radio(4) */
int bktr_get_info(void *, struct radio_info *);
int bktr_set_info(void *, struct radio_info *);
struct radio_hw_if bktr_hw_if = {
NULL, /* open */
NULL, /* close */
bktr_get_info,
bktr_set_info,
NULL /* search */
};
int
bktr_probe(parent, match, aux)
struct device *parent;
@ -1502,6 +1517,9 @@ bktr_attach(struct device *parent, struct device *self, void *aux)
rev = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_CLASS_REG) & 0x000000ff;
common_bktr_attach(bktr, unit, fun, rev);
/* attach to radio(4) */
radio_attach_mi(&bktr_hw_if, bktr, &bktr->bktr_dev);
}
@ -1758,4 +1776,57 @@ bktr_mmap(dev_t dev, off_t offset, int nprot)
#endif
}
int
bktr_set_info(void *v, struct radio_info *ri)
{
struct bktr_softc *sc = v;
u_int32_t freq;
if (ri->mute) {
/* mute the audio stream by switching the mux */
set_audio(sc, AUDIO_MUTE);
/* disable drivers on the GPIO port that controls the MUXes */
OUTL(sc, BKTR_GPIO_OUT_EN, INL(sc, BKTR_GPIO_OUT_EN) &
~sc->card.gpio_mux_bits);
} else {
/* enable drivers on the GPIO port that controls the MUXes */
OUTL(sc, BKTR_GPIO_OUT_EN, INL(sc, BKTR_GPIO_OUT_EN) |
sc->card.gpio_mux_bits);
/* unmute the audio stream */
set_audio(sc, AUDIO_UNMUTE);
init_audio_devices(sc);
}
freq = ri->freq / 10;
set_audio(sc, AUDIO_INTERN); /* use internal audio */
temp_mute(sc, TRUE);
ri->freq = tv_freq(sc, freq, FM_RADIO_FREQUENCY) * 10;
temp_mute(sc, FALSE);
return (0);
}
int
bktr_get_info(void *v, struct radio_info *ri)
{
struct bktr_softc *sc = v;
struct TVTUNER *tv = &sc->tuner;
int status;
status = get_tuner_status(sc);
ri->mute = (int)sc->audio_mute_state ? 1 : 0;
ri->stereo = (status & STATUSBIT_STEREO) ? 1 : 0;
ri->caps = RADIO_CAPS_DETECT_STEREO | RADIO_CAPS_HW_AFC;
ri->freq = tv->frequency * 10;
ri->info = (status & STATUSBIT_STEREO) ? RADIO_INFO_STEREO : 0;
/* not yet supported */
ri->volume = ri->rfreq = ri->lock = 0;
return (0);
}
#endif /* __NetBSD__ || __OpenBSD__ */