11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Vortex Mixer support. 31da177e4SLinus Torvalds * 41da177e4SLinus Torvalds * There is much more than just the AC97 mixer... 51da177e4SLinus Torvalds * 61da177e4SLinus Torvalds */ 71da177e4SLinus Torvalds 81da177e4SLinus Torvalds #include <linux/time.h> 91da177e4SLinus Torvalds #include <linux/init.h> 101da177e4SLinus Torvalds #include <sound/core.h> 111da177e4SLinus Torvalds #include "au88x0.h" 121da177e4SLinus Torvalds 13*223f18e4SRaymond Yau static int remove_ctl(struct snd_card *card, const char *name) 14*223f18e4SRaymond Yau { 15*223f18e4SRaymond Yau struct snd_ctl_elem_id id; 16*223f18e4SRaymond Yau memset(&id, 0, sizeof(id)); 17*223f18e4SRaymond Yau strcpy(id.name, name); 18*223f18e4SRaymond Yau id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; 19*223f18e4SRaymond Yau return snd_ctl_remove_id(card, &id); 20*223f18e4SRaymond Yau } 21*223f18e4SRaymond Yau 221da177e4SLinus Torvalds static int __devinit snd_vortex_mixer(vortex_t * vortex) 231da177e4SLinus Torvalds { 242fd16874STakashi Iwai struct snd_ac97_bus *pbus; 252fd16874STakashi Iwai struct snd_ac97_template ac97; 261da177e4SLinus Torvalds int err; 272fd16874STakashi Iwai static struct snd_ac97_bus_ops ops = { 281da177e4SLinus Torvalds .write = vortex_codec_write, 291da177e4SLinus Torvalds .read = vortex_codec_read, 301da177e4SLinus Torvalds }; 311da177e4SLinus Torvalds 321da177e4SLinus Torvalds if ((err = snd_ac97_bus(vortex->card, 0, &ops, NULL, &pbus)) < 0) 331da177e4SLinus Torvalds return err; 341da177e4SLinus Torvalds memset(&ac97, 0, sizeof(ac97)); 35fa2eb005SAndrea Gelmini // Initialize AC97 codec stuff. 361da177e4SLinus Torvalds ac97.private_data = vortex; 371da177e4SLinus Torvalds ac97.scaps = AC97_SCAP_NO_SPDIF; 381da177e4SLinus Torvalds err = snd_ac97_mixer(pbus, &ac97, &vortex->codec); 391da177e4SLinus Torvalds vortex->isquad = ((vortex->codec == NULL) ? 0 : (vortex->codec->ext_id&0x80)); 40*223f18e4SRaymond Yau remove_ctl(vortex->card, "Master Mono Playback Volume"); 41*223f18e4SRaymond Yau remove_ctl(vortex->card, "Master Mono Playback Switch"); 421da177e4SLinus Torvalds return err; 431da177e4SLinus Torvalds } 44