29 	struct tegra20_spdif *spdif = dev_get_drvdata(dev);  in tegra20_spdif_runtime_suspend()  local
31 	clk_disable_unprepare(spdif->clk_spdif_out);  in tegra20_spdif_runtime_suspend()
38 	struct tegra20_spdif *spdif = dev_get_drvdata(dev);  in tegra20_spdif_runtime_resume()  local
41 	ret = clk_prepare_enable(spdif->clk_spdif_out);  in tegra20_spdif_runtime_resume()
55 	struct tegra20_spdif *spdif = snd_soc_dai_get_drvdata(dai);  in tegra20_spdif_hw_params()  local
70 	regmap_update_bits(spdif->regmap, TEGRA20_SPDIF_CTRL, mask, val);  in tegra20_spdif_hw_params()
98 	ret = clk_set_rate(spdif->clk_spdif_out, spdifclock);  in tegra20_spdif_hw_params()
107 static void tegra20_spdif_start_playback(struct tegra20_spdif *spdif)  in tegra20_spdif_start_playback()  argument
109 	regmap_update_bits(spdif->regmap, TEGRA20_SPDIF_CTRL,  in tegra20_spdif_start_playback()
114 static void tegra20_spdif_stop_playback(struct tegra20_spdif *spdif)  in tegra20_spdif_stop_playback()  argument
116 	regmap_update_bits(spdif->regmap, TEGRA20_SPDIF_CTRL,  in tegra20_spdif_stop_playback()
123 	struct tegra20_spdif *spdif = snd_soc_dai_get_drvdata(dai);  in tegra20_spdif_trigger()  local
129 		tegra20_spdif_start_playback(spdif);  in tegra20_spdif_trigger()
134 		tegra20_spdif_stop_playback(spdif);  in tegra20_spdif_trigger()
145 	struct tegra20_spdif *spdif = snd_soc_dai_get_drvdata(dai);  in tegra20_spdif_probe()  local
148 	dai->playback_dma_data = &spdif->playback_dma_data;  in tegra20_spdif_probe()
253 	struct tegra20_spdif *spdif;  in tegra20_spdif_platform_probe()  local
258 	spdif = devm_kzalloc(&pdev->dev, sizeof(struct tegra20_spdif),  in tegra20_spdif_platform_probe()
260 	if (!spdif)  in tegra20_spdif_platform_probe()
263 	dev_set_drvdata(&pdev->dev, spdif);  in tegra20_spdif_platform_probe()
265 	spdif->clk_spdif_out = devm_clk_get(&pdev->dev, "spdif_out");  in tegra20_spdif_platform_probe()
266 	if (IS_ERR(spdif->clk_spdif_out)) {  in tegra20_spdif_platform_probe()
268 		ret = PTR_ERR(spdif->clk_spdif_out);  in tegra20_spdif_platform_probe()
283 	spdif->regmap = devm_regmap_init_mmio(&pdev->dev, regs,  in tegra20_spdif_platform_probe()
285 	if (IS_ERR(spdif->regmap)) {  in tegra20_spdif_platform_probe()
287 		ret = PTR_ERR(spdif->regmap);  in tegra20_spdif_platform_probe()
291 	spdif->playback_dma_data.addr = mem->start + TEGRA20_SPDIF_DATA_OUT;  in tegra20_spdif_platform_probe()
292 	spdif->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;  in tegra20_spdif_platform_probe()
293 	spdif->playback_dma_data.maxburst = 4;  in tegra20_spdif_platform_probe()
294 	spdif->playback_dma_data.slave_id = dmareq->start;  in tegra20_spdif_platform_probe()