X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=sound%2Fsoc%2Fcodecs%2Fwm8350.c;h=e7348d341b761d5870889a97f814f8f5a927b0cd;hb=95491d902b4ed1bfd8f602aada793d74cc85428b;hp=4bbfb5a5894b51798fa1d1129ed3a5c3ec193f28;hpb=40aa4a30d0fd075fb934de4ee8163056827052ab;p=safe%2Fjmp%2Flinux-2.6 diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c index 4bbfb5a..e7348d3 100644 --- a/sound/soc/codecs/wm8350.c +++ b/sound/soc/codecs/wm8350.c @@ -3,7 +3,7 @@ * * Copyright (C) 2007, 2008 Wolfson Microelectronics PLC. * - * Author: Liam Girdwood + * Author: Liam Girdwood * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -51,10 +51,17 @@ struct wm8350_output { u16 mute; }; +struct wm8350_jack_data { + struct snd_soc_jack *jack; + int report; +}; + struct wm8350_data { struct snd_soc_codec codec; struct wm8350_output out1; struct wm8350_output out2; + struct wm8350_jack_data hpl; + struct wm8350_jack_data hpr; struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; }; @@ -775,21 +782,6 @@ static const struct snd_soc_dapm_route audio_map[] = { {"Beep", NULL, "IN3R PGA"}, }; -static int wm8350_add_controls(struct snd_soc_codec *codec) -{ - int err, i; - - for (i = 0; i < ARRAY_SIZE(wm8350_snd_controls); i++) { - err = snd_ctl_add(codec->card, - snd_soc_cnew(&wm8350_snd_controls[i], - codec, NULL)); - if (err < 0) - return err; - } - - return 0; -} - static int wm8350_add_widgets(struct snd_soc_codec *codec) { int ret; @@ -976,7 +968,7 @@ static int wm8350_pcm_trigger(struct snd_pcm_substream *substream, * required for LRC in master mode. The DACs or ADCs need a * valid audio path i.e. pin -> ADC or DAC -> pin before * the LRC will be enabled in master mode. */ - if (!master && cmd != SNDRV_PCM_TRIGGER_START) + if (!master || cmd != SNDRV_PCM_TRIGGER_START) return 0; if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { @@ -1116,7 +1108,7 @@ static int wm8350_set_fll(struct snd_soc_dai *codec_dai, if (ret < 0) return ret; dev_dbg(wm8350->dev, - "FLL in %d FLL out %d N 0x%x K 0x%x div %d ratio %d", + "FLL in %u FLL out %u N 0x%x K 0x%x div %d ratio %d", freq_in, freq_out, fll_div.n, fll_div.k, fll_div.div, fll_div.ratio); @@ -1309,7 +1301,7 @@ static int wm8350_set_bias_level(struct snd_soc_codec *codec, static int wm8350_suspend(struct platform_device *pdev, pm_message_t state) { struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->codec; + struct snd_soc_codec *codec = socdev->card->codec; wm8350_set_bias_level(codec, SND_SOC_BIAS_OFF); return 0; @@ -1318,7 +1310,7 @@ static int wm8350_suspend(struct platform_device *pdev, pm_message_t state) static int wm8350_resume(struct platform_device *pdev) { struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->codec; + struct snd_soc_codec *codec = socdev->card->codec; wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY); @@ -1328,6 +1320,95 @@ static int wm8350_resume(struct platform_device *pdev) return 0; } +static void wm8350_hp_jack_handler(struct wm8350 *wm8350, int irq, void *data) +{ + struct wm8350_data *priv = data; + u16 reg; + int report; + int mask; + struct wm8350_jack_data *jack = NULL; + + switch (irq) { + case WM8350_IRQ_CODEC_JCK_DET_L: + jack = &priv->hpl; + mask = WM8350_JACK_L_LVL; + break; + + case WM8350_IRQ_CODEC_JCK_DET_R: + jack = &priv->hpr; + mask = WM8350_JACK_R_LVL; + break; + + default: + BUG(); + } + + if (!jack->jack) { + dev_warn(wm8350->dev, "Jack interrupt called with no jack\n"); + return; + } + + /* Debounce */ + msleep(200); + + reg = wm8350_reg_read(wm8350, WM8350_JACK_PIN_STATUS); + if (reg & mask) + report = jack->report; + else + report = 0; + + snd_soc_jack_report(jack->jack, report, jack->report); +} + +/** + * wm8350_hp_jack_detect - Enable headphone jack detection. + * + * @codec: WM8350 codec + * @which: left or right jack detect signal + * @jack: jack to report detection events on + * @report: value to report + * + * Enables the headphone jack detection of the WM8350. + */ +int wm8350_hp_jack_detect(struct snd_soc_codec *codec, enum wm8350_jack which, + struct snd_soc_jack *jack, int report) +{ + struct wm8350_data *priv = codec->private_data; + struct wm8350 *wm8350 = codec->control_data; + int irq; + int ena; + + switch (which) { + case WM8350_JDL: + priv->hpl.jack = jack; + priv->hpl.report = report; + irq = WM8350_IRQ_CODEC_JCK_DET_L; + ena = WM8350_JDL_ENA; + break; + + case WM8350_JDR: + priv->hpr.jack = jack; + priv->hpr.report = report; + irq = WM8350_IRQ_CODEC_JCK_DET_R; + ena = WM8350_JDR_ENA; + break; + + default: + return -EINVAL; + } + + wm8350_set_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA); + wm8350_set_bits(wm8350, WM8350_JACK_DETECT, ena); + + /* Sync status */ + wm8350_hp_jack_handler(wm8350, irq, priv); + + wm8350_unmask_irq(wm8350, irq); + + return 0; +} +EXPORT_SYMBOL_GPL(wm8350_hp_jack_detect); + static struct snd_soc_codec *wm8350_codec; static int wm8350_probe(struct platform_device *pdev) @@ -1342,8 +1423,8 @@ static int wm8350_probe(struct platform_device *pdev) BUG_ON(!wm8350_codec); - socdev->codec = wm8350_codec; - codec = socdev->codec; + socdev->card->codec = wm8350_codec; + codec = socdev->card->codec; wm8350 = codec->control_data; priv = codec->private_data; @@ -1381,13 +1462,21 @@ static int wm8350_probe(struct platform_device *pdev) wm8350_set_bits(wm8350, WM8350_ROUT2_VOLUME, WM8350_OUT2_VU | WM8350_OUT2R_MUTE); + wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L); + wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R); + wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, + wm8350_hp_jack_handler, priv); + wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, + wm8350_hp_jack_handler, priv); + ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); if (ret < 0) { dev_err(&pdev->dev, "failed to create pcms\n"); return ret; } - wm8350_add_controls(codec); + snd_soc_add_controls(codec, wm8350_snd_controls, + ARRAY_SIZE(wm8350_snd_controls)); wm8350_add_widgets(codec); wm8350_set_bias_level(codec, SND_SOC_BIAS_STANDBY); @@ -1409,10 +1498,23 @@ card_err: static int wm8350_remove(struct platform_device *pdev) { struct snd_soc_device *socdev = platform_get_drvdata(pdev); - struct snd_soc_codec *codec = socdev->codec; + struct snd_soc_codec *codec = socdev->card->codec; struct wm8350 *wm8350 = codec->control_data; + struct wm8350_data *priv = codec->private_data; int ret; + wm8350_clear_bits(wm8350, WM8350_JACK_DETECT, + WM8350_JDL_ENA | WM8350_JDR_ENA); + wm8350_clear_bits(wm8350, WM8350_POWER_MGMT_4, WM8350_TOCLK_ENA); + + wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L); + wm8350_mask_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R); + wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L); + wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R); + + priv->hpl.jack = NULL; + priv->hpr.jack = NULL; + /* cancel any work waiting to be queued. */ ret = cancel_delayed_work(&codec->delayed_work); @@ -1436,6 +1538,16 @@ static int wm8350_remove(struct platform_device *pdev) SNDRV_PCM_FMTBIT_S20_3LE |\ SNDRV_PCM_FMTBIT_S24_LE) +static struct snd_soc_dai_ops wm8350_dai_ops = { + .hw_params = wm8350_pcm_hw_params, + .digital_mute = wm8350_mute, + .trigger = wm8350_pcm_trigger, + .set_fmt = wm8350_set_dai_fmt, + .set_sysclk = wm8350_set_dai_sysclk, + .set_pll = wm8350_set_fll, + .set_clkdiv = wm8350_set_clkdiv, +}; + struct snd_soc_dai wm8350_dai = { .name = "WM8350", .playback = { @@ -1452,15 +1564,7 @@ struct snd_soc_dai wm8350_dai = { .rates = WM8350_RATES, .formats = WM8350_FORMATS, }, - .ops = { - .hw_params = wm8350_pcm_hw_params, - .digital_mute = wm8350_mute, - .trigger = wm8350_pcm_trigger, - .set_fmt = wm8350_set_dai_fmt, - .set_sysclk = wm8350_set_dai_sysclk, - .set_pll = wm8350_set_fll, - .set_clkdiv = wm8350_set_clkdiv, - }, + .ops = &wm8350_dai_ops, }; EXPORT_SYMBOL_GPL(wm8350_dai); @@ -1472,7 +1576,7 @@ struct snd_soc_codec_device soc_codec_dev_wm8350 = { }; EXPORT_SYMBOL_GPL(soc_codec_dev_wm8350); -static int wm8350_codec_probe(struct platform_device *pdev) +static __devinit int wm8350_codec_probe(struct platform_device *pdev) { struct wm8350 *wm8350 = platform_get_drvdata(pdev); struct wm8350_data *priv; @@ -1542,7 +1646,7 @@ err_priv: return ret; } -static int wm8350_codec_remove(struct platform_device *pdev) +static int __devexit wm8350_codec_remove(struct platform_device *pdev) { struct wm8350 *wm8350 = platform_get_drvdata(pdev); struct snd_soc_codec *codec = wm8350->codec.codec;