diff options
Diffstat (limited to 'sound/soc/au1x/psc-i2s.c')
| -rw-r--r-- | sound/soc/au1x/psc-i2s.c | 50 |
1 files changed, 16 insertions, 34 deletions
diff --git a/sound/soc/au1x/psc-i2s.c b/sound/soc/au1x/psc-i2s.c index e6eec081eaae..bf59105fcb7a 100644 --- a/sound/soc/au1x/psc-i2s.c +++ b/sound/soc/au1x/psc-i2s.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Au12x0/Au1550 PSC ALSA ASoC audio support. * * (c) 2007-2008 MSC Vertriebsges.m.b.H., * Manuel Lauss <manuel.lauss@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. - * * Au1xxx-PSC I2S glue. * * NOTE: so far only PSC slave mode (bit- and frameclock) is supported. @@ -93,12 +90,12 @@ static int au1xpsc_i2s_set_fmt(struct snd_soc_dai *cpu_dai, goto out; } - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBM_CFM: /* CODEC master */ - ct |= PSC_I2SCFG_MS; /* PSC I2S slave mode */ + switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) { + case SND_SOC_DAIFMT_BC_FC: /* CODEC provider */ + ct |= PSC_I2SCFG_MS; /* PSC I2S consumer mode */ break; - case SND_SOC_DAIFMT_CBS_CFS: /* CODEC slave */ - ct &= ~PSC_I2SCFG_MS; /* PSC I2S Master mode */ + case SND_SOC_DAIFMT_BP_FP: /* CODEC consumer */ + ct &= ~PSC_I2SCFG_MS; /* PSC I2S provider mode */ break; default: goto out; @@ -289,12 +286,13 @@ static const struct snd_soc_dai_driver au1xpsc_i2s_dai_template = { }; static const struct snd_soc_component_driver au1xpsc_i2s_component = { - .name = "au1xpsc-i2s", + .name = "au1xpsc-i2s", + .legacy_dai_naming = 1, }; static int au1xpsc_i2s_drvprobe(struct platform_device *pdev) { - struct resource *iores, *dmares; + struct resource *dmares; unsigned long sel; struct au1xpsc_audio_data *wd; @@ -303,8 +301,7 @@ static int au1xpsc_i2s_drvprobe(struct platform_device *pdev) if (!wd) return -ENOMEM; - iores = platform_get_resource(pdev, IORESOURCE_MEM, 0); - wd->mmio = devm_ioremap_resource(&pdev->dev, iores); + wd->mmio = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(wd->mmio)) return PTR_ERR(wd->mmio); @@ -343,25 +340,20 @@ static int au1xpsc_i2s_drvprobe(struct platform_device *pdev) platform_set_drvdata(pdev, wd); - return snd_soc_register_component(&pdev->dev, &au1xpsc_i2s_component, - &wd->dai_drv, 1); + return devm_snd_soc_register_component(&pdev->dev, + &au1xpsc_i2s_component, &wd->dai_drv, 1); } -static int au1xpsc_i2s_drvremove(struct platform_device *pdev) +static void au1xpsc_i2s_drvremove(struct platform_device *pdev) { struct au1xpsc_audio_data *wd = platform_get_drvdata(pdev); - snd_soc_unregister_component(&pdev->dev); - __raw_writel(0, I2S_CFG(wd)); wmb(); /* drain writebuffer */ __raw_writel(PSC_CTRL_DISABLE, PSC_CTRL(wd)); wmb(); /* drain writebuffer */ - - return 0; } -#ifdef CONFIG_PM static int au1xpsc_i2s_drvsuspend(struct device *dev) { struct au1xpsc_audio_data *wd = dev_get_drvdata(dev); @@ -392,23 +384,13 @@ static int au1xpsc_i2s_drvresume(struct device *dev) return 0; } -static const struct dev_pm_ops au1xpsci2s_pmops = { - .suspend = au1xpsc_i2s_drvsuspend, - .resume = au1xpsc_i2s_drvresume, -}; - -#define AU1XPSCI2S_PMOPS &au1xpsci2s_pmops - -#else - -#define AU1XPSCI2S_PMOPS NULL - -#endif +static DEFINE_SIMPLE_DEV_PM_OPS(au1xpsci2s_pmops, au1xpsc_i2s_drvsuspend, + au1xpsc_i2s_drvresume); static struct platform_driver au1xpsc_i2s_driver = { .driver = { .name = "au1xpsc_i2s", - .pm = AU1XPSCI2S_PMOPS, + .pm = pm_ptr(&au1xpsci2s_pmops), }, .probe = au1xpsc_i2s_drvprobe, .remove = au1xpsc_i2s_drvremove, |