/* * ALSA SoC driver for * Asahi Kasei AK5386 Single-ended 24-Bit 192kHz delta-sigma ADC * * (c) 2013 Daniel Mack <zonque@gmail.com> * * 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 * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/slab.h> #include <linux/of.h> #include <linux/of_gpio.h> #include <linux/of_device.h> #include <linux/regulator/consumer.h> #include <sound/soc.h> #include <sound/pcm.h> #include <sound/initval.h> static const char * const supply_names[] = { "va", "vd" }; struct ak5386_priv { int reset_gpio; struct regulator_bulk_data supplies[ARRAY_SIZE(supply_names)]; }; static const struct snd_soc_dapm_widget ak5386_dapm_widgets[] = { SND_SOC_DAPM_INPUT("AINL"), SND_SOC_DAPM_INPUT("AINR"), }; static const struct snd_soc_dapm_route ak5386_dapm_routes[] = { { "Capture", NULL, "AINL" }, { "Capture", NULL, "AINR" }, }; static int ak5386_soc_probe(struct snd_soc_codec *codec) { struct ak5386_priv *priv = snd_soc_codec_get_drvdata(codec); return regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies); } static int ak5386_soc_remove(struct snd_soc_codec *codec) { struct ak5386_priv *priv = snd_soc_codec_get_drvdata(codec); regulator_bulk_disable(ARRAY_SIZE(priv->supplies), priv->supplies); return 0; } #ifdef CONFIG_PM static int ak5386_soc_suspend(struct snd_soc_codec *codec) { struct ak5386_priv *priv = snd_soc_codec_get_drvdata(codec); regulator_bulk_disable(ARRAY_SIZE(priv->supplies), priv->supplies); return 0; } static int ak5386_soc_resume(struct snd_soc_codec *codec) { struct ak5386_priv *priv = snd_soc_codec_get_drvdata(codec); return regulator_bulk_enable(ARRAY_SIZE(priv->supplies), priv->supplies); } #else #define ak5386_soc_suspend NULL #define ak5386_soc_resume NULL #endif /* CONFIG_PM */ static struct snd_soc_codec_driver soc_codec_ak5386 = { .probe = ak5386_soc_probe, .remove = ak5386_soc_remove, .suspend = ak5386_soc_suspend, .resume = ak5386_soc_resume, .component_driver = { .dapm_widgets = ak5386_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(ak5386_dapm_widgets), .dapm_routes = ak5386_dapm_routes, .num_dapm_routes = ARRAY_SIZE(ak5386_dapm_routes), }, }; static int ak5386_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int format) { struct snd_soc_codec *codec = codec_dai->codec; format &= SND_SOC_DAIFMT_FORMAT_MASK; if (format != SND_SOC_DAIFMT_LEFT_J && format != SND_SOC_DAIFMT_I2S) { dev_err(codec->dev, "Invalid DAI format\n"); return -EINVAL; } return 0; } static int ak5386_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { struct snd_soc_codec *codec = dai->codec; struct ak5386_priv *priv = snd_soc_codec_get_drvdata(codec); /* * From the datasheet: * * All external clocks (MCLK, SCLK and LRCK) must be present unless * PDN pin = āLā. If these clocks are not provided, the AK5386 may * draw excess current due to its use of internal dynamically * refreshed logic. If the external clocks are not present, place * the AK5386 in power-down mode (PDN pin = āLā). */ if (gpio_is_valid(priv->reset_gpio)) gpio_set_value(priv->reset_gpio, 1); return 0; } static int ak5386_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { struct snd_soc_codec *codec = dai->codec; struct ak5386_priv *priv = snd_soc_codec_get_drvdata(codec); if (gpio_is_valid(priv->reset_gpio)) gpio_set_value(priv->reset_gpio, 0); return 0; } static const struct snd_soc_dai_ops ak5386_dai_ops = { .set_fmt = ak5386_set_dai_fmt, .hw_params = ak5386_hw_params, .hw_free = ak5386_hw_free, }; static struct snd_soc_dai_driver ak5386_dai = { .name = "ak5386-hifi", .capture = { .stream_name = "Capture", .channels_min = 1, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_192000, .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S24_3LE, }, .ops = &ak5386_dai_ops, }; #ifdef CONFIG_OF static const struct of_device_id ak5386_dt_ids[] = { { .compatible = "asahi-kasei,ak5386", }, { } }; MODULE_DEVICE_TABLE(of, ak5386_dt_ids); #endif static int ak5386_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct ak5386_priv *priv; int ret, i; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; priv->reset_gpio = -EINVAL; dev_set_drvdata(dev, priv); for (i = 0; i < ARRAY_SIZE(supply_names); i++) priv->supplies[i].supply = supply_names[i]; ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(priv->supplies), priv->supplies); if (ret < 0) return ret; if (of_match_device(of_match_ptr(ak5386_dt_ids), dev)) priv->reset_gpio = of_get_named_gpio(dev->of_node, "reset-gpio", 0); if (gpio_is_valid(priv->reset_gpio)) if (devm_gpio_request_one(dev, priv->reset_gpio, GPIOF_OUT_INIT_LOW, "AK5386 Reset")) priv->reset_gpio = -EINVAL; return snd_soc_register_codec(dev, &soc_codec_ak5386, &ak5386_dai, 1); } static int ak5386_remove(struct platform_device *pdev) { snd_soc_unregister_codec(&pdev->dev); return 0; } static struct platform_driver ak5386_driver = { .probe = ak5386_probe, .remove = ak5386_remove, .driver = { .name = "ak5386", .of_match_table = of_match_ptr(ak5386_dt_ids), }, }; module_platform_driver(ak5386_driver); MODULE_DESCRIPTION("ASoC driver for AK5386 ADC"); MODULE_AUTHOR("Daniel Mack <zonque@gmail.com>"); MODULE_LICENSE("GPL"); gi/linux/net-next.git/diff/include/crypto/cbc.h?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b&id2=926af6273fc683cd98cd0ce7bf0d04a02eed6742'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/include/crypto/cbc.h?id=eeeefd41843218c55a8782a6920f044d9bf6207a'>eeeefd41843218c55a8782a6920f044d9bf6207a</a> (<a href='/cgit.cgi/linux/net-next.git/diff/include/crypto/cbc.h?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b&id2=eeeefd41843218c55a8782a6920f044d9bf6207a'>diff</a>)</td></tr></table> <div class='commit-subject'>Merge branch 'for-linus' of git://git.kernel.dk/linux-block</div><div class='commit-msg'>Pull block fix from Jens Axboe: "A single fix that should go into 4.10, fixing a regression on some devices with the WRITE_SAME command" * 'for-linus' of git://git.kernel.dk/linux-block: block: don't try Write Same from __blkdev_issue_zeroout </div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>Diffstat</a> (limited to 'include/crypto/cbc.h')</div><table summary='diffstat' class='diffstat'>