/* * SiRF audio card driver * * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company. * * Licensed under GPLv2 or later. */ #include #include #include #include #include #include #include #include struct sirf_audio_card { unsigned int gpio_hp_pa; unsigned int gpio_spk_pa; }; static int sirf_audio_hp_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *ctrl, int event) { struct snd_soc_dapm_context *dapm = w->dapm; struct snd_soc_card *card = dapm->card; struct sirf_audio_card *sirf_audio_card = snd_soc_card_get_drvdata(card); int on = !SND_SOC_DAPM_EVENT_OFF(event); if (gpio_is_valid(sirf_audio_card->gpio_hp_pa)) gpio_set_value(sirf_audio_card->gpio_hp_pa, on); return 0; } static int sirf_audio_spk_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *ctrl, int event) { struct snd_soc_dapm_context *dapm = w->dapm; struct snd_soc_card *card = dapm->card; struct sirf_audio_card *sirf_audio_card = snd_soc_card_get_drvdata(card); int on = !SND_SOC_DAPM_EVENT_OFF(event); if (gpio_is_valid(sirf_audio_card->gpio_spk_pa)) gpio_set_value(sirf_audio_card->gpio_spk_pa, on); return 0; } static const struct snd_soc_dapm_widget sirf_audio_dapm_widgets[] = { SND_SOC_DAPM_HP("Hp", sirf_audio_hp_event), SND_SOC_DAPM_SPK("Ext Spk", sirf_audio_spk_event), SND_SOC_DAPM_MIC("Ext Mic", NULL), }; static const struct snd_soc_dapm_route intercon[] = { {"Hp", NULL, "HPOUTL"}, {"Hp", NULL, "HPOUTR"}, {"Ext Spk", NULL, "SPKOUT"}, {"MICIN1", NULL, "Mic Bias"}, {"Mic Bias", NULL, "Ext Mic"}, }; /* Digital audio interface glue - connects codec <--> CPU */ static struct snd_soc_dai_link sirf_audio_dai_link[] = { { .name = "SiRF audio card", .stream_name = "SiRF audio HiFi", .codec_dai_name = "sirf-audio-codec", }, }; /* Audio machine driver */ static struct snd_soc_card snd_soc_sirf_audio_card = { .name = "SiRF audio card", .owner = THIS_MODULE, .dai_link = sirf_audio_dai_link, .num_links = ARRAY_SIZE(sirf_audio_dai_link), .dapm_widgets = sirf_audio_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(sirf_audio_dapm_widgets), .dapm_routes = intercon, .num_dapm_routes = ARRAY_SIZE(intercon), }; static int sirf_audio_probe(struct platform_device *pdev) { struct snd_soc_card *card = &snd_soc_sirf_audio_card; struct sirf_audio_card *sirf_audio_card; int ret; sirf_audio_card = devm_kzalloc(&pdev->dev, sizeof(struct sirf_audio_card), GFP_KERNEL); if (sirf_audio_card == NULL) return -ENOMEM; sirf_audio_dai_link[0].cpu_of_node = of_parse_phandle(pdev->dev.of_node, "sirf,audio-platform", 0); sirf_audio_dai_link[0].platform_of_node = of_parse_phandle(pdev->dev.of_node, "sirf,audio-platform", 0); sirf_audio_dai_link[0].codec_of_node = of_parse_phandle(pdev->dev.of_node, "sirf,audio-codec", 0); sirf_audio_card->gpio_spk_pa = of_get_named_gpio(pdev->dev.of_node, "spk-pa-gpios", 0); sirf_audio_card->gpio_hp_pa = of_get_named_gpio(pdev->dev.of_node, "hp-pa-gpios", 0); if (gpio_is_valid(sirf_audio_card->gpio_spk_pa)) { ret = devm_gpio_request_one(&pdev->dev, sirf_audio_card->gpio_spk_pa, GPIOF_OUT_INIT_LOW, "SPA_PA_SD"); if (ret) { dev_err(&pdev->dev, "Failed to request GPIO_%d for reset: %d\n", sirf_audio_card->gpio_spk_pa, ret); return ret; } } if (gpio_is_valid(sirf_audio_card->gpio_hp_pa)) { ret = devm_gpio_request_one(&pdev->dev, sirf_audio_card->gpio_hp_pa, GPIOF_OUT_INIT_LOW, "HP_PA_SD"); if (ret) { dev_err(&pdev->dev, "Failed to request GPIO_%d for reset: %d\n", sirf_audio_card->gpio_hp_pa, ret); return ret; } } card->dev = &pdev->dev; snd_soc_card_set_drvdata(card, sirf_audio_card); ret = devm_snd_soc_register_card(&pdev->dev, card); if (ret) dev_err(&pdev->dev, "snd_soc_register_card() failed:%d\n", ret); return ret; } static const struct of_device_id sirf_audio_of_match[] = { {.compatible = "sirf,sirf-audio-card", }, { }, }; MODULE_DEVICE_TABLE(of, sirf_audio_of_match); static struct platform_driver sirf_audio_driver = { .driver = { .name = "sirf-audio-card", .pm = &snd_soc_pm_ops, .of_match_table = sirf_audio_of_match, }, .probe = sirf_audio_probe, }; module_platform_driver(sirf_audio_driver); MODULE_AUTHOR("RongJun Ying "); MODULE_DESCRIPTION("ALSA SoC SIRF audio card driver"); MODULE_LICENSE("GPL v2"); d class='ctrl'>
authorLinus Torvalds <torvalds@linux-foundation.org>2016-12-25 14:30:04 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-25 14:30:04 -0800
commit3ddc76dfc786cc6f87852693227fb0b1f124f807 (patch)
tree8192b4721e05cf6823087f9696db8c0c8f144b02 /sound/usb/line6/midi.h
parentb272f732f888d4cf43c943a40c9aaa836f9b7431 (diff)
parent1f3a8e49d8f28f498b8694464623ac20aebfe62a (diff)
Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer type cleanups from Thomas Gleixner: "This series does a tree wide cleanup of types related to timers/timekeeping. - Get rid of cycles_t and use a plain u64. The type is not really helpful and caused more confusion than clarity - Get rid of the ktime union. The union has become useless as we use the scalar nanoseconds storage unconditionally now. The 32bit timespec alike storage got removed due to the Y2038 limitations some time ago. That leaves the odd union access around for no reason. Clean it up. Both changes have been done with coccinelle and a small amount of manual mopping up" * 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: ktime: Get rid of ktime_equal() ktime: Cleanup ktime_set() usage ktime: Get rid of the union clocksource: Use a plain u64 instead of cycle_t
Diffstat (limited to 'sound/usb/line6/midi.h')