static int tegra20_spdif_platform_remove(struct platform_device *pdev) { pm_runtime_disable(&pdev->dev); if (!pm_runtime_status_suspended(&pdev->dev)) tegra20_spdif_runtime_suspend(&pdev->dev); tegra_pcm_platform_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); return 0; }
static int tegra20_ac97_platform_remove(struct platform_device *pdev) { struct tegra20_ac97 *ac97 = dev_get_drvdata(&pdev->dev); tegra_pcm_platform_unregister(&pdev->dev); snd_soc_unregister_dai(&pdev->dev); tegra_asoc_utils_fini(&ac97->util_data); clk_disable_unprepare(ac97->clk_ac97); clk_put(ac97->clk_ac97); return 0; }
static int tegra20_i2s_platform_remove(struct platform_device *pdev) { struct tegra20_i2s *i2s = dev_get_drvdata(&pdev->dev); pm_runtime_disable(&pdev->dev); if (!pm_runtime_status_suspended(&pdev->dev)) tegra20_i2s_runtime_suspend(&pdev->dev); tegra_pcm_platform_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); clk_put(i2s->clk_i2s); return 0; }
static int tegra20_spdif_platform_remove(struct platform_device *pdev) { struct tegra20_spdif *spdif = dev_get_drvdata(&pdev->dev); pm_runtime_disable(&pdev->dev); if (!pm_runtime_status_suspended(&pdev->dev)) tegra20_spdif_runtime_suspend(&pdev->dev); tegra_pcm_platform_unregister(&pdev->dev); snd_soc_unregister_dai(&pdev->dev); clk_put(spdif->clk_spdif_out); return 0; }
static int tegra30_i2s_platform_remove(struct platform_device *pdev) { struct tegra30_i2s *i2s = dev_get_drvdata(&pdev->dev); pm_runtime_disable(&pdev->dev); if (!pm_runtime_status_suspended(&pdev->dev)) tegra30_i2s_runtime_suspend(&pdev->dev); tegra_pcm_platform_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); tegra30_ahub_unset_rx_cif_source(i2s->capture_fifo_cif); tegra30_ahub_free_rx_fifo(i2s->capture_fifo_cif); tegra30_ahub_unset_rx_cif_source(i2s->playback_i2s_cif); tegra30_ahub_free_tx_fifo(i2s->playback_fifo_cif); clk_put(i2s->clk_i2s); return 0; }
static int tegra_soc_platform_remove(struct platform_device *pdev) { pr_info("tegra_soc_platform_remove"); tegra_pcm_platform_unregister(&pdev->dev); return 0; }
static int tegra20_ac97_platform_probe(struct platform_device *pdev) { struct tegra20_ac97 *ac97; struct resource *mem, *memregion; u32 of_dma[2]; void __iomem *regs; int ret = 0; ac97 = devm_kzalloc(&pdev->dev, sizeof(struct tegra20_ac97), GFP_KERNEL); if (!ac97) { dev_err(&pdev->dev, "Can't allocate tegra20_ac97\n"); ret = -ENOMEM; goto err; } dev_set_drvdata(&pdev->dev, ac97); ac97->clk_ac97 = clk_get(&pdev->dev, NULL); if (IS_ERR(ac97->clk_ac97)) { dev_err(&pdev->dev, "Can't retrieve ac97 clock\n"); ret = PTR_ERR(ac97->clk_ac97); goto err; } mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!mem) { dev_err(&pdev->dev, "No memory resource\n"); ret = -ENODEV; goto err_clk_put; } memregion = devm_request_mem_region(&pdev->dev, mem->start, resource_size(mem), DRV_NAME); if (!memregion) { dev_err(&pdev->dev, "Memory region already claimed\n"); ret = -EBUSY; goto err_clk_put; } regs = devm_ioremap(&pdev->dev, mem->start, resource_size(mem)); if (!regs) { dev_err(&pdev->dev, "ioremap failed\n"); ret = -ENOMEM; goto err_clk_put; } ac97->regmap = devm_regmap_init_mmio(&pdev->dev, regs, &tegra20_ac97_regmap_config); if (IS_ERR(ac97->regmap)) { dev_err(&pdev->dev, "regmap init failed\n"); ret = PTR_ERR(ac97->regmap); goto err_clk_put; } if (of_property_read_u32_array(pdev->dev.of_node, "nvidia,dma-request-selector", of_dma, 2) < 0) { dev_err(&pdev->dev, "No DMA resource\n"); ret = -ENODEV; goto err_clk_put; } ac97->reset_gpio = of_get_named_gpio(pdev->dev.of_node, "nvidia,codec-reset-gpio", 0); if (gpio_is_valid(ac97->reset_gpio)) { ret = devm_gpio_request_one(&pdev->dev, ac97->reset_gpio, GPIOF_OUT_INIT_HIGH, "codec-reset"); if (ret) { dev_err(&pdev->dev, "could not get codec-reset GPIO\n"); goto err_clk_put; } } else { dev_err(&pdev->dev, "no codec-reset GPIO supplied\n"); goto err_clk_put; } ac97->sync_gpio = of_get_named_gpio(pdev->dev.of_node, "nvidia,codec-sync-gpio", 0); if (!gpio_is_valid(ac97->sync_gpio)) { dev_err(&pdev->dev, "no codec-sync GPIO supplied\n"); goto err_clk_put; } ac97->capture_dma_data.addr = mem->start + TEGRA20_AC97_FIFO_RX1; ac97->capture_dma_data.wrap = 4; ac97->capture_dma_data.width = 32; ac97->capture_dma_data.req_sel = of_dma[1]; ac97->playback_dma_data.addr = mem->start + TEGRA20_AC97_FIFO_TX1; ac97->playback_dma_data.wrap = 4; ac97->playback_dma_data.width = 32; ac97->playback_dma_data.req_sel = of_dma[1]; ret = snd_soc_register_dais(&pdev->dev, &tegra20_ac97_dai, 1); if (ret) { dev_err(&pdev->dev, "Could not register DAI: %d\n", ret); ret = -ENOMEM; goto err_clk_put; } ret = tegra_pcm_platform_register(&pdev->dev); if (ret) { dev_err(&pdev->dev, "Could not register PCM: %d\n", ret); goto err_unregister_dai; } ret = tegra_asoc_utils_init(&ac97->util_data, &pdev->dev); if (ret) goto err_unregister_pcm; ret = tegra_asoc_utils_set_ac97_rate(&ac97->util_data); if (ret) goto err_asoc_utils_fini; ret = clk_prepare_enable(ac97->clk_ac97); if (ret) { dev_err(&pdev->dev, "clk_enable failed: %d\n", ret); goto err_asoc_utils_fini; } /* XXX: crufty ASoC AC97 API - only one AC97 codec allowed */ workdata = ac97; return 0; err_asoc_utils_fini: tegra_asoc_utils_fini(&ac97->util_data); err_unregister_pcm: tegra_pcm_platform_unregister(&pdev->dev); err_unregister_dai: snd_soc_unregister_dai(&pdev->dev); err_clk_put: clk_put(ac97->clk_ac97); err: return ret; }