C++ (Cpp) snd_dmaengine_pcm_unregister Examples

Example #1

File: rt5350-pcm.c Project: qrsrjm/openwrt-rt5350

static int rt5350_pcm_dev_remove(struct platform_device *pdev)
{
	struct rt5350_pcm *pcm = platform_get_drvdata(pdev);

	snd_soc_unregister_component(&pdev->dev);

	iounmap(pcm->base);
	release_mem_region(pcm->mem->start, resource_size(pcm->mem));

	kfree(pcm);

	snd_dmaengine_pcm_unregister(&pdev->dev);

	return 0;
}

Example #2

File: rockchip_i2s.c Project: AkyZero/wrapfs-latest

static int rockchip_i2s_remove(struct platform_device *pdev)
{
	struct rk_i2s_dev *i2s = dev_get_drvdata(&pdev->dev);

	pm_runtime_disable(&pdev->dev);
	if (!pm_runtime_status_suspended(&pdev->dev))
		i2s_runtime_suspend(&pdev->dev);

	clk_disable_unprepare(i2s->mclk);
	clk_disable_unprepare(i2s->hclk);
	snd_dmaengine_pcm_unregister(&pdev->dev);
	snd_soc_unregister_component(&pdev->dev);

	return 0;
}

Example #3

File: rt5350-i2s.c Project: qdk0901/openwrt-rt5350

static int mt7620_i2s_dev_remove(struct platform_device *pdev)
{
	struct mt7620_i2s *i2s = platform_get_drvdata(pdev);

	snd_soc_unregister_component(&pdev->dev);

	iounmap(i2s->base);
	release_mem_region(i2s->mem->start, resource_size(i2s->mem));

	kfree(i2s);

	snd_dmaengine_pcm_unregister(&pdev->dev);

	return 0;
}

Example #4

File: ux500_pcm.c Project: AD5GB/kernel_n5_3.10-experimental

int ux500_pcm_unregister_platform(struct platform_device *pdev)
{
	snd_dmaengine_pcm_unregister(&pdev->dev);
	return 0;
}

Example #5

File: rockchip_i2s.c Project: AkyZero/wrapfs-latest

static int rockchip_i2s_probe(struct platform_device *pdev)
{
	struct rk_i2s_dev *i2s;
	struct resource *res;
	void __iomem *regs;
	int ret;

	i2s = devm_kzalloc(&pdev->dev, sizeof(*i2s), GFP_KERNEL);
	if (!i2s) {
		dev_err(&pdev->dev, "Can't allocate rk_i2s_dev\n");
		return -ENOMEM;
	}

	/* try to prepare related clocks */
	i2s->hclk = devm_clk_get(&pdev->dev, "i2s_hclk");
	if (IS_ERR(i2s->hclk)) {
		dev_err(&pdev->dev, "Can't retrieve i2s bus clock\n");
		return PTR_ERR(i2s->hclk);
	}

	i2s->mclk = devm_clk_get(&pdev->dev, "i2s_clk");
	if (IS_ERR(i2s->mclk)) {
		dev_err(&pdev->dev, "Can't retrieve i2s master clock\n");
		return PTR_ERR(i2s->mclk);
	}

	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
	regs = devm_ioremap_resource(&pdev->dev, res);
	if (IS_ERR(regs))
		return PTR_ERR(regs);

	i2s->regmap = devm_regmap_init_mmio(&pdev->dev, regs,
					    &rockchip_i2s_regmap_config);
	if (IS_ERR(i2s->regmap)) {
		dev_err(&pdev->dev,
			"Failed to initialise managed register map\n");
		return PTR_ERR(i2s->regmap);
	}

	i2s->playback_dma_data.addr = res->start + I2S_TXDR;
	i2s->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
	i2s->playback_dma_data.maxburst = 16;

	i2s->capture_dma_data.addr = res->start + I2S_RXDR;
	i2s->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
	i2s->capture_dma_data.maxburst = 16;

	i2s->dev = &pdev->dev;
	dev_set_drvdata(&pdev->dev, i2s);

	pm_runtime_enable(&pdev->dev);
	if (!pm_runtime_enabled(&pdev->dev)) {
		ret = i2s_runtime_resume(&pdev->dev);
		if (ret)
			goto err_pm_disable;
	}

	ret = devm_snd_soc_register_component(&pdev->dev,
					      &rockchip_i2s_component,
					      &rockchip_i2s_dai, 1);
	if (ret) {
		dev_err(&pdev->dev, "Could not register DAI\n");
		goto err_suspend;
	}

	ret = snd_dmaengine_pcm_register(&pdev->dev, NULL, 0);
	if (ret) {
		dev_err(&pdev->dev, "Could not register PCM\n");
		goto err_pcm_register;
	}

	return 0;

err_pcm_register:
	snd_dmaengine_pcm_unregister(&pdev->dev);
err_suspend:
	if (!pm_runtime_status_suspended(&pdev->dev))
		i2s_runtime_suspend(&pdev->dev);
err_pm_disable:
	pm_runtime_disable(&pdev->dev);

	return ret;
}

Example #6

void tegra_pcm_platform_unregister(struct device *dev)
{
	return snd_dmaengine_pcm_unregister(dev);
}

Example #7

File: soc-devres.c Project: 020gzh/linux

static void devm_dmaengine_pcm_release(struct device *dev, void *res)
{
	snd_dmaengine_pcm_unregister(*(struct device **)res);
}

Example #8

File: atmel-pcm-dma.c Project: 020gzh/linux

void atmel_pcm_dma_platform_unregister(struct device *dev)
{
	snd_dmaengine_pcm_unregister(dev);
}

Example #9

File: mxs-pcm.c Project: AeroGirl/VAR-SOM-AM33-SDK7-Kernel

void mxs_pcm_platform_unregister(struct device *dev)
{
	snd_dmaengine_pcm_unregister(dev);
}

Example #10

File: rk_pcm.c Project: lgeek/linux-tronsmart-orion-r28

int rockchip_pcm_platform_unregister(struct device *dev)
{
	snd_dmaengine_pcm_unregister(dev);
	return 0;
}