diff options
Diffstat (limited to 'sound/soc/pxa/palm27x.c')
| -rw-r--r-- | sound/soc/pxa/palm27x.c | 204 |
1 files changed, 73 insertions, 131 deletions
diff --git a/sound/soc/pxa/palm27x.c b/sound/soc/pxa/palm27x.c index e6102fd..1f96e32 100644 --- a/sound/soc/pxa/palm27x.c +++ b/sound/soc/pxa/palm27x.c @@ -17,13 +17,12 @@ #include <linux/moduleparam.h> #include <linux/device.h> #include <linux/gpio.h> -#include <linux/interrupt.h> -#include <linux/irq.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/soc.h> #include <sound/soc-dapm.h> +#include <sound/jack.h> #include <asm/mach-types.h> #include <mach/audio.h> @@ -33,90 +32,31 @@ #include "pxa2xx-pcm.h" #include "pxa2xx-ac97.h" -static int palm27x_jack_func = 1; -static int palm27x_spk_func = 1; -static int palm27x_ep_gpio = -1; +static struct snd_soc_jack hs_jack; -static void palm27x_ext_control(struct snd_soc_codec *codec) -{ - if (!palm27x_spk_func) - snd_soc_dapm_enable_pin(codec, "Speaker"); - else - snd_soc_dapm_disable_pin(codec, "Speaker"); - - if (!palm27x_jack_func) - snd_soc_dapm_enable_pin(codec, "Headphone Jack"); - else - snd_soc_dapm_disable_pin(codec, "Headphone Jack"); - - snd_soc_dapm_sync(codec); -} - -static int palm27x_startup(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->socdev->card->codec; - - /* check the jack status at stream startup */ - palm27x_ext_control(codec); - return 0; -} - -static struct snd_soc_ops palm27x_ops = { - .startup = palm27x_startup, +/* Headphones jack detection DAPM pins */ +static struct snd_soc_jack_pin hs_jack_pins[] = { + { + .pin = "Headphone Jack", + .mask = SND_JACK_HEADPHONE, + }, }; -static irqreturn_t palm27x_interrupt(int irq, void *v) -{ - palm27x_spk_func = gpio_get_value(palm27x_ep_gpio); - palm27x_jack_func = !palm27x_spk_func; - return IRQ_HANDLED; -} - -static int palm27x_get_jack(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = palm27x_jack_func; - return 0; -} - -static int palm27x_set_jack(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - - if (palm27x_jack_func == ucontrol->value.integer.value[0]) - return 0; - - palm27x_jack_func = ucontrol->value.integer.value[0]; - palm27x_ext_control(codec); - return 1; -} - -static int palm27x_get_spk(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - ucontrol->value.integer.value[0] = palm27x_spk_func; - return 0; -} - -static int palm27x_set_spk(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); - - if (palm27x_spk_func == ucontrol->value.integer.value[0]) - return 0; - - palm27x_spk_func = ucontrol->value.integer.value[0]; - palm27x_ext_control(codec); - return 1; -} +/* Headphones jack detection gpios */ +static struct snd_soc_jack_gpio hs_jack_gpios[] = { + [0] = { + /* gpio is set on per-platform basis */ + .name = "hp-gpio", + .report = SND_JACK_HEADPHONE, + .debounce_time = 200, + }, +}; -/* PalmTX machine dapm widgets */ +/* Palm27x machine dapm widgets */ static const struct snd_soc_dapm_widget palm27x_dapm_widgets[] = { SND_SOC_DAPM_HP("Headphone Jack", NULL), - SND_SOC_DAPM_SPK("Speaker", NULL), + SND_SOC_DAPM_SPK("Ext. Speaker", NULL), + SND_SOC_DAPM_MIC("Ext. Microphone", NULL), }; /* PalmTX audio map */ @@ -126,46 +66,66 @@ static const struct snd_soc_dapm_route audio_map[] = { {"Headphone Jack", NULL, "HPOUTR"}, /* ext speaker connected to ROUT2, LOUT2 */ - {"Speaker", NULL, "LOUT2"}, - {"Speaker", NULL, "ROUT2"}, -}; + {"Ext. Speaker", NULL, "LOUT2"}, + {"Ext. Speaker", NULL, "ROUT2"}, -static const char *jack_function[] = {"Headphone", "Off"}; -static const char *spk_function[] = {"On", "Off"}; -static const struct soc_enum palm27x_enum[] = { - SOC_ENUM_SINGLE_EXT(2, jack_function), - SOC_ENUM_SINGLE_EXT(2, spk_function), + /* mic connected to MIC1 */ + {"Ext. Microphone", NULL, "MIC1"}, }; -static const struct snd_kcontrol_new palm27x_controls[] = { - SOC_ENUM_EXT("Jack Function", palm27x_enum[0], palm27x_get_jack, - palm27x_set_jack), - SOC_ENUM_EXT("Speaker Function", palm27x_enum[1], palm27x_get_spk, - palm27x_set_spk), -}; +static struct snd_soc_card palm27x_asoc; static int palm27x_ac97_init(struct snd_soc_codec *codec) { int err; + /* add palm27x specific widgets */ + err = snd_soc_dapm_new_controls(codec, palm27x_dapm_widgets, + ARRAY_SIZE(palm27x_dapm_widgets)); + if (err) + return err; + + /* set up palm27x specific audio path audio_map */ + err = snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); + if (err) + return err; + + /* connected pins */ + if (machine_is_palmld()) + snd_soc_dapm_enable_pin(codec, "MIC1"); + snd_soc_dapm_enable_pin(codec, "HPOUTL"); + snd_soc_dapm_enable_pin(codec, "HPOUTR"); + snd_soc_dapm_enable_pin(codec, "LOUT2"); + snd_soc_dapm_enable_pin(codec, "ROUT2"); + + /* not connected pins */ snd_soc_dapm_nc_pin(codec, "OUT3"); snd_soc_dapm_nc_pin(codec, "MONOOUT"); + snd_soc_dapm_nc_pin(codec, "LINEINL"); + snd_soc_dapm_nc_pin(codec, "LINEINR"); + snd_soc_dapm_nc_pin(codec, "PCBEEP"); + snd_soc_dapm_nc_pin(codec, "PHONE"); + snd_soc_dapm_nc_pin(codec, "MIC2"); + + err = snd_soc_dapm_sync(codec); + if (err) + return err; - /* add palm27x specific controls */ - err = snd_soc_add_controls(codec, palm27x_controls, - ARRAY_SIZE(palm27x_controls)); - if (err < 0) + /* Jack detection API stuff */ + err = snd_soc_jack_new(&palm27x_asoc, "Headphone Jack", + SND_JACK_HEADPHONE, &hs_jack); + if (err) return err; - /* add palm27x specific widgets */ - snd_soc_dapm_new_controls(codec, palm27x_dapm_widgets, - ARRAY_SIZE(palm27x_dapm_widgets)); + err = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins), + hs_jack_pins); + if (err) + return err; - /* set up palm27x specific audio path audio_map */ - snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); + err = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios), + hs_jack_gpios); - snd_soc_dapm_sync(codec); - return 0; + return err; } static struct snd_soc_dai_link palm27x_dai[] = { @@ -175,14 +135,12 @@ static struct snd_soc_dai_link palm27x_dai[] = { .cpu_dai = &pxa_ac97_dai[PXA2XX_DAI_AC97_HIFI], .codec_dai = &wm9712_dai[WM9712_DAI_AC97_HIFI], .init = palm27x_ac97_init, - .ops = &palm27x_ops, }, { .name = "AC97 Aux", .stream_name = "AC97 Aux", .cpu_dai = &pxa_ac97_dai[PXA2XX_DAI_AC97_AUX], .codec_dai = &wm9712_dai[WM9712_DAI_AC97_AUX], - .ops = &palm27x_ops, }, }; @@ -208,27 +166,17 @@ static int palm27x_asoc_probe(struct platform_device *pdev) machine_is_palmld() || machine_is_palmte2())) return -ENODEV; - if (pdev->dev.platform_data) - palm27x_ep_gpio = ((struct palm27x_asoc_info *) - (pdev->dev.platform_data))->jack_gpio; - - ret = gpio_request(palm27x_ep_gpio, "Headphone Jack"); - if (ret) - return ret; - ret = gpio_direction_input(palm27x_ep_gpio); - if (ret) - goto err_alloc; + if (!pdev->dev.platform_data) { + dev_err(&pdev->dev, "please supply platform_data\n"); + return -ENODEV; + } - if (request_irq(gpio_to_irq(palm27x_ep_gpio), palm27x_interrupt, - IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - "Headphone jack", NULL)) - goto err_alloc; + hs_jack_gpios[0].gpio = ((struct palm27x_asoc_info *) + (pdev->dev.platform_data))->jack_gpio; palm27x_snd_device = platform_device_alloc("soc-audio", -1); - if (!palm27x_snd_device) { - ret = -ENOMEM; - goto err_dev; - } + if (!palm27x_snd_device) + return -ENOMEM; platform_set_drvdata(palm27x_snd_device, &palm27x_snd_devdata); palm27x_snd_devdata.dev = &palm27x_snd_device->dev; @@ -241,18 +189,12 @@ static int palm27x_asoc_probe(struct platform_device *pdev) put_device: platform_device_put(palm27x_snd_device); -err_dev: - free_irq(gpio_to_irq(palm27x_ep_gpio), NULL); -err_alloc: - gpio_free(palm27x_ep_gpio); return ret; } static int __devexit palm27x_asoc_remove(struct platform_device *pdev) { - free_irq(gpio_to_irq(palm27x_ep_gpio), NULL); - gpio_free(palm27x_ep_gpio); platform_device_unregister(palm27x_snd_device); return 0; } |
