projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * Vortex Mixer support. | |
| 3 | * | |
| 4 | * There is much more than just the AC97 mixer... | |
| 5 | * | |
| 6 | */ | |
| 7 | ||
| 1da177e4 LT |
8 | #include <linux/time.h> |
| 9 | #include <linux/init.h> | |
| 10 | #include <sound/core.h> | |
| 11 | #include "au88x0.h" | |
| 12 | ||
| 223f18e4 RY |
13 | static int remove_ctl(struct snd_card *card, const char *name) |
| 14 | { | |
| 15 | struct snd_ctl_elem_id id; | |
| 16 | memset(&id, 0, sizeof(id)); | |
| 17 | strcpy(id.name, name); | |
| 18 | id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; | |
| 19 | return snd_ctl_remove_id(card, &id); | |
| 20 | } | |
| 21 | ||
| e23e7a14 | 22 | static int snd_vortex_mixer(vortex_t *vortex) |
| 1da177e4 | 23 | { |
| 2fd16874 TI |
24 | struct snd_ac97_bus *pbus; |
| 25 | struct snd_ac97_template ac97; | |
| 1da177e4 | 26 | int err; |
| 2fd16874 | 27 | static struct snd_ac97_bus_ops ops = { |
| 1da177e4 LT |
28 | .write = vortex_codec_write, |
| 29 | .read = vortex_codec_read, | |
| 30 | }; | |
| 31 | ||
| 32 | if ((err = snd_ac97_bus(vortex->card, 0, &ops, NULL, &pbus)) < 0) | |
| 33 | return err; | |
| 34 | memset(&ac97, 0, sizeof(ac97)); | |
| fa2eb005 | 35 | // Initialize AC97 codec stuff. |
| 1da177e4 LT |
36 | ac97.private_data = vortex; |
| 37 | ac97.scaps = AC97_SCAP_NO_SPDIF; | |
| 38 | err = snd_ac97_mixer(pbus, &ac97, &vortex->codec); | |
| 39 | vortex->isquad = ((vortex->codec == NULL) ? 0 : (vortex->codec->ext_id&0x80)); | |
| 223f18e4 RY |
40 | remove_ctl(vortex->card, "Master Mono Playback Volume"); |
| 41 | remove_ctl(vortex->card, "Master Mono Playback Switch"); | |
| 1da177e4 LT |
42 | return err; |
| 43 | } |