332 static int stm32_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)  in stm32_i2s_set_dai_fmt()  argument
334 	struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);  in stm32_i2s_set_dai_fmt()
339 	dev_dbg(cpu_dai->dev, "fmt %x\n", fmt);  in stm32_i2s_set_dai_fmt()
360 		dev_err(cpu_dai->dev, "Unsupported protocol %#x\n",  in stm32_i2s_set_dai_fmt()
380 		dev_err(cpu_dai->dev, "Unsupported strobing %#x\n",  in stm32_i2s_set_dai_fmt()
394 		dev_err(cpu_dai->dev, "Unsupported mode %#x\n",  in stm32_i2s_set_dai_fmt()
404 static int stm32_i2s_set_sysclk(struct snd_soc_dai *cpu_dai,  in stm32_i2s_set_sysclk()  argument
407 	struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);  in stm32_i2s_set_sysclk()
409 	dev_dbg(cpu_dai->dev, "I2S MCLK frequency is %uHz\n", freq);  in stm32_i2s_set_sysclk()
422 static int stm32_i2s_configure_clock(struct snd_soc_dai *cpu_dai,  in stm32_i2s_configure_clock()  argument
425 	struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);  in stm32_i2s_configure_clock()
478 	dev_dbg(cpu_dai->dev, "I2S clk: %ld, SCLK: %d\n",  in stm32_i2s_configure_clock()
480 	dev_dbg(cpu_dai->dev, "Divider: 2*%d(div)+%d(odd) = %d\n",  in stm32_i2s_configure_clock()
484 		dev_err(cpu_dai->dev, "Wrong divider setting\n");  in stm32_i2s_configure_clock()
489 		dev_warn(cpu_dai->dev, "real divider forced to 1\n");  in stm32_i2s_configure_clock()
501 static int stm32_i2s_configure(struct snd_soc_dai *cpu_dai,  in stm32_i2s_configure()  argument
505 	struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);  in stm32_i2s_configure()
522 		dev_err(cpu_dai->dev, "Unexpected format %d", format);  in stm32_i2s_configure()
550 			     struct snd_soc_dai *cpu_dai)  in stm32_i2s_startup()  argument
552 	struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);  in stm32_i2s_startup()
566 		dev_err(cpu_dai->dev, "Failed to enable clock: %d\n", ret);  in stm32_i2s_startup()
576 			       struct snd_soc_dai *cpu_dai)  in stm32_i2s_hw_params()  argument
578 	struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);  in stm32_i2s_hw_params()
581 	ret = stm32_i2s_configure(cpu_dai, params, substream);  in stm32_i2s_hw_params()
583 		dev_err(cpu_dai->dev, "Configuration returned error %d\n", ret);  in stm32_i2s_hw_params()
588 		ret = stm32_i2s_configure_clock(cpu_dai, params);  in stm32_i2s_hw_params()
594 			     struct snd_soc_dai *cpu_dai)  in stm32_i2s_trigger()  argument
596 	struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);  in stm32_i2s_trigger()
606 		dev_dbg(cpu_dai->dev, "start I2S %s\n",  in stm32_i2s_trigger()
616 			dev_err(cpu_dai->dev, "Error %d enabling I2S\n", ret);  in stm32_i2s_trigger()
623 			dev_err(cpu_dai->dev, "Error %d starting I2S\n", ret);  in stm32_i2s_trigger()
652 		dev_dbg(cpu_dai->dev, "stop I2S %s\n",  in stm32_i2s_trigger()
674 			dev_err(cpu_dai->dev, "Error %d disabling I2S\n", ret);  in stm32_i2s_trigger()
692 			       struct snd_soc_dai *cpu_dai)  in stm32_i2s_shutdown()  argument
694 	struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai);  in stm32_i2s_shutdown()
707 static int stm32_i2s_dai_probe(struct snd_soc_dai *cpu_dai)  in stm32_i2s_dai_probe()  argument
709 	struct stm32_i2s_data *i2s = dev_get_drvdata(cpu_dai->dev);  in stm32_i2s_dai_probe()
721 	snd_soc_dai_init_dma_data(cpu_dai, dma_data_tx, dma_data_rx);  in stm32_i2s_dai_probe()