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ALSA: cmi8330: add OPL3 support 

Add OPL3 handling to the driver
and volume control for FM synthesis.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
hifive-unleashed-5.1
Krzysztof Helt 2009-01-21 08:18:16 +01:00 committed by Takashi Iwai
parent 1de9e8e70f
commit 48972cc510
2 changed files with 29 additions and 2 deletions
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1
sound/isa/Kconfig
View File

@ -94,6 +94,7 @@ config SND_CMI8330
tristate "C-Media CMI8330"
select SND_WSS_LIB
select SND_SB16_DSP
select SND_OPL3_LIB
help
Say Y here to include support for soundcards based on the
C-Media CMI8330 chip.

30
sound/isa/cmi8330.c
View File

@ -51,6 +51,7 @@
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/wss.h>
#include <sound/opl3.h>
#include <sound/sb.h>
#include <sound/initval.h>
@ -79,6 +80,7 @@ static int sbdma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
static long wssport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
static int wssirq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
static int wssdma[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
static long fmport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for CMI8330 soundcard.");
@ -107,6 +109,8 @@ MODULE_PARM_DESC(wssirq, "IRQ # for CMI8330 WSS driver.");
module_param_array(wssdma, int, NULL, 0444);
MODULE_PARM_DESC(wssdma, "DMA for CMI8330 WSS driver.");
module_param_array(fmport, long, NULL, 0444);
MODULE_PARM_DESC(fmport, "FM port # for CMI8330 driver.");
#ifdef CONFIG_PNP
static int isa_registered;
static int pnp_registered;
@ -219,8 +223,10 @@ WSS_SINGLE("3D Control - Switch", 0,
CMI8330_RMUX3D, 5, 1, 1),
WSS_SINGLE("PC Speaker Playback Volume", 0,
CMI8330_OUTPUTVOL, 3, 3, 0),
WSS_SINGLE("FM Playback Switch", 0,
CMI8330_RECMUX, 3, 1, 1),
WSS_DOUBLE("FM Playback Switch", 0,
CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
WSS_DOUBLE("FM Playback Volume", 0,
CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1),
WSS_SINGLE(SNDRV_CTL_NAME_IEC958("Input ", CAPTURE, SWITCH), 0,
CMI8330_RMUX3D, 7, 1, 1),
WSS_SINGLE(SNDRV_CTL_NAME_IEC958("Input ", PLAYBACK, SWITCH), 0,
@ -333,6 +339,7 @@ static int __devinit snd_cmi8330_pnp(int dev, struct snd_cmi8330 *acard,
wssport[dev] = pnp_port_start(pdev, 0);
wssdma[dev] = pnp_dma(pdev, 0);
wssirq[dev] = pnp_irq(pdev, 0);
fmport[dev] = pnp_port_start(pdev, 1);
/* allocate SB16 resources */
pdev = acard->play;
@ -487,6 +494,7 @@ static int __devinit snd_cmi8330_probe(struct snd_card *card, int dev)
{
struct snd_cmi8330 *acard;
int i, err;
struct snd_opl3 *opl3;
acard = card->private_data;
err = snd_wss_create(card, wssport[dev] + 4, -1,
@ -530,6 +538,24 @@ static int __devinit snd_cmi8330_probe(struct snd_card *card, int dev)
snd_printk(KERN_ERR PFX "failed to create pcms\n");
return err;
}
if (fmport[dev] != SNDRV_AUTO_PORT) {
if (snd_opl3_create(card,
fmport[dev], fmport[dev] + 2,
OPL3_HW_AUTO, 0, &opl3) < 0) {
snd_printk(KERN_ERR PFX
"no OPL device at 0x%lx-0x%lx ?\n",
fmport[dev], fmport[dev] + 2);
} else {
err = snd_opl3_timer_new(opl3, 0, 1);
if (err < 0)
return err;
err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
if (err < 0)
return err;
}
}
strcpy(card->driver, "CMI8330/C3D");
strcpy(card->shortname, "C-Media CMI8330/C3D");