diff options
Diffstat (limited to 'sound/soc/stm/stm32_i2s.c')
| -rw-r--r-- | sound/soc/stm/stm32_i2s.c | 75 |
1 files changed, 30 insertions, 45 deletions
diff --git a/sound/soc/stm/stm32_i2s.c b/sound/soc/stm/stm32_i2s.c index 717f45a83445..ce7f6942308f 100644 --- a/sound/soc/stm/stm32_i2s.c +++ b/sound/soc/stm/stm32_i2s.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/of_irq.h> #include <linux/of_platform.h> +#include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/reset.h> #include <linux/spinlock.h> @@ -592,16 +593,16 @@ static int stm32_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt) } /* DAI clock master masks */ - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBM_CFM: + switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) { + case SND_SOC_DAIFMT_BC_FC: i2s->ms_flg = I2S_MS_SLAVE; break; - case SND_SOC_DAIFMT_CBS_CFS: + case SND_SOC_DAIFMT_BP_FP: i2s->ms_flg = I2S_MS_MASTER; break; default: dev_err(cpu_dai->dev, "Unsupported mode %#x\n", - fmt & SND_SOC_DAIFMT_MASTER_MASK); + fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK); return -EINVAL; } @@ -977,6 +978,7 @@ static const struct snd_dmaengine_pcm_config stm32_i2s_pcm_config = { static const struct snd_soc_component_driver stm32_i2s_component = { .name = "stm32-i2s", + .legacy_dai_naming = 1, }; static void stm32_i2s_dai_init(struct snd_soc_pcm_stream *stream, @@ -1044,36 +1046,24 @@ static int stm32_i2s_parse_dt(struct platform_device *pdev, /* Get clocks */ i2s->pclk = devm_clk_get(&pdev->dev, "pclk"); - if (IS_ERR(i2s->pclk)) { - if (PTR_ERR(i2s->pclk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "Could not get pclk: %ld\n", - PTR_ERR(i2s->pclk)); - return PTR_ERR(i2s->pclk); - } + if (IS_ERR(i2s->pclk)) + return dev_err_probe(&pdev->dev, PTR_ERR(i2s->pclk), + "Could not get pclk\n"); i2s->i2sclk = devm_clk_get(&pdev->dev, "i2sclk"); - if (IS_ERR(i2s->i2sclk)) { - if (PTR_ERR(i2s->i2sclk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "Could not get i2sclk: %ld\n", - PTR_ERR(i2s->i2sclk)); - return PTR_ERR(i2s->i2sclk); - } + if (IS_ERR(i2s->i2sclk)) + return dev_err_probe(&pdev->dev, PTR_ERR(i2s->i2sclk), + "Could not get i2sclk\n"); i2s->x8kclk = devm_clk_get(&pdev->dev, "x8k"); - if (IS_ERR(i2s->x8kclk)) { - if (PTR_ERR(i2s->x8kclk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "Could not get x8k parent clock: %ld\n", - PTR_ERR(i2s->x8kclk)); - return PTR_ERR(i2s->x8kclk); - } + if (IS_ERR(i2s->x8kclk)) + return dev_err_probe(&pdev->dev, PTR_ERR(i2s->x8kclk), + "Could not get x8k parent clock\n"); i2s->x11kclk = devm_clk_get(&pdev->dev, "x11k"); - if (IS_ERR(i2s->x11kclk)) { - if (PTR_ERR(i2s->x11kclk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "Could not get x11k parent clock: %ld\n", - PTR_ERR(i2s->x11kclk)); - return PTR_ERR(i2s->x11kclk); - } + if (IS_ERR(i2s->x11kclk)) + return dev_err_probe(&pdev->dev, PTR_ERR(i2s->x11kclk), + "Could not get x11k parent clock\n"); /* Register mclk provider if requested */ if (of_find_property(np, "#clock-cells", NULL)) { @@ -1096,12 +1086,10 @@ static int stm32_i2s_parse_dt(struct platform_device *pdev, /* Reset */ rst = devm_reset_control_get_optional_exclusive(&pdev->dev, NULL); - if (IS_ERR(rst)) { - if (PTR_ERR(rst) != -EPROBE_DEFER) - dev_err(&pdev->dev, "Reset controller error %ld\n", - PTR_ERR(rst)); - return PTR_ERR(rst); - } + if (IS_ERR(rst)) + return dev_err_probe(&pdev->dev, PTR_ERR(rst), + "Reset controller error\n"); + reset_control_assert(rst); udelay(2); reset_control_deassert(rst); @@ -1113,6 +1101,7 @@ static int stm32_i2s_remove(struct platform_device *pdev) { snd_dmaengine_pcm_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); + pm_runtime_disable(&pdev->dev); return 0; } @@ -1143,19 +1132,13 @@ static int stm32_i2s_probe(struct platform_device *pdev) i2s->regmap = devm_regmap_init_mmio_clk(&pdev->dev, "pclk", i2s->base, i2s->regmap_conf); - if (IS_ERR(i2s->regmap)) { - if (PTR_ERR(i2s->regmap) != -EPROBE_DEFER) - dev_err(&pdev->dev, "Regmap init error %ld\n", - PTR_ERR(i2s->regmap)); - return PTR_ERR(i2s->regmap); - } + if (IS_ERR(i2s->regmap)) + return dev_err_probe(&pdev->dev, PTR_ERR(i2s->regmap), + "Regmap init error\n"); ret = snd_dmaengine_pcm_register(&pdev->dev, &stm32_i2s_pcm_config, 0); - if (ret) { - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "PCM DMA register error %d\n", ret); - return ret; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, "PCM DMA register error\n"); ret = snd_soc_register_component(&pdev->dev, &stm32_i2s_component, i2s->dai_drv, 1); @@ -1195,6 +1178,8 @@ static int stm32_i2s_probe(struct platform_device *pdev) FIELD_GET(I2S_VERR_MIN_MASK, val)); } + pm_runtime_enable(&pdev->dev); + return ret; error: |