static int wm9712_soc_probe(struct snd_soc_codec *codec) { struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec); struct regmap *regmap; int ret; if (wm9712->mfd_pdata) { wm9712->ac97 = wm9712->mfd_pdata->ac97; regmap = wm9712->mfd_pdata->regmap; } else { #ifdef CONFIG_SND_SOC_AC97_BUS wm9712->ac97 = snd_soc_new_ac97_codec(codec, WM9712_VENDOR_ID, WM9712_VENDOR_ID_MASK); if (IS_ERR(wm9712->ac97)) { ret = PTR_ERR(wm9712->ac97); dev_err(codec->dev, "Failed to register AC97 codec: %d\n", ret); return ret; } regmap = regmap_init_ac97(wm9712->ac97, &wm9712_regmap_config); if (IS_ERR(regmap)) { snd_soc_free_ac97_codec(wm9712->ac97); return PTR_ERR(regmap); } #endif } snd_soc_codec_init_regmap(codec, regmap); /* set alc mux to none */ snd_soc_update_bits(codec, AC97_VIDEO, 0x3000, 0x3000); return 0; }
static int wm9712_soc_probe(struct snd_soc_codec *codec) { struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec); struct regmap *regmap; int ret; wm9712->ac97 = snd_soc_new_ac97_codec(codec, WM9712_VENDOR_ID, WM9712_VENDOR_ID_MASK); if (IS_ERR(wm9712->ac97)) { ret = PTR_ERR(wm9712->ac97); dev_err(codec->dev, "Failed to register AC97 codec: %d\n", ret); return ret; } regmap = regmap_init_ac97(wm9712->ac97, &wm9712_regmap_config); if (IS_ERR(regmap)) { ret = PTR_ERR(regmap); goto err_free_ac97_codec; } snd_soc_codec_init_regmap(codec, regmap); /* set alc mux to none */ snd_soc_update_bits(codec, AC97_VIDEO, 0x3000, 0x3000); return 0; err_free_ac97_codec: snd_soc_free_ac97_codec(wm9712->ac97); return ret; }
static int ad1980_soc_probe(struct snd_soc_codec *codec) { struct snd_ac97 *ac97; struct regmap *regmap; int ret; u16 vendor_id2; u16 ext_status; ac97 = snd_soc_new_ac97_codec(codec); if (IS_ERR(ac97)) { ret = PTR_ERR(ac97); dev_err(codec->dev, "Failed to register AC97 codec: %d\n", ret); return ret; } regmap = regmap_init_ac97(ac97, &ad1980_regmap_config); if (IS_ERR(regmap)) { ret = PTR_ERR(regmap); goto err_free_ac97; } snd_soc_codec_init_regmap(codec, regmap); snd_soc_codec_set_drvdata(codec, ac97); ret = ad1980_reset(codec, 0); if (ret < 0) goto reset_err; /* Read out vendor ID to make sure it is ad1980 */ if (snd_soc_read(codec, AC97_VENDOR_ID1) != 0x4144) { ret = -ENODEV; goto reset_err; } vendor_id2 = snd_soc_read(codec, AC97_VENDOR_ID2); if (vendor_id2 != 0x5370) { if (vendor_id2 != 0x5374) { ret = -ENODEV; goto reset_err; } else { dev_warn(codec->dev, "Found AD1981 - only 2/2 IN/OUT Channels supported\n"); } } /* unmute captures and playbacks volume */ snd_soc_write(codec, AC97_MASTER, 0x0000); snd_soc_write(codec, AC97_PCM, 0x0000); snd_soc_write(codec, AC97_REC_GAIN, 0x0000); snd_soc_write(codec, AC97_CENTER_LFE_MASTER, 0x0000); snd_soc_write(codec, AC97_SURROUND_MASTER, 0x0000); /*power on LFE/CENTER/Surround DACs*/ ext_status = snd_soc_read(codec, AC97_EXTENDED_STATUS); snd_soc_write(codec, AC97_EXTENDED_STATUS, ext_status&~0x3800); return 0; reset_err: snd_soc_codec_exit_regmap(codec); err_free_ac97: snd_soc_free_ac97_codec(ac97); return ret; }