forked from luck/tmp_suning_uos_patched
ASoC: jz4740-i2s: Avoid passing enum as match data
Instead of passing an enum as match data, and checking its value in the probe to register one or the other dai, pass a pointer to a struct i2s_soc_info, which contains all the information relative to one SoC. Signed-off-by: Paul Cercueil <paul@crapouillou.net> Link: https://lore.kernel.org/r/20200306222931.39664-4-paul@crapouillou.net Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -93,6 +93,11 @@ enum jz47xx_i2s_version {
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JZ_I2S_JZ4780,
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};
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struct i2s_soc_info {
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enum jz47xx_i2s_version version;
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struct snd_soc_dai_driver *dai;
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};
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struct jz4740_i2s {
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struct resource *mem;
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void __iomem *base;
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@ -104,7 +109,7 @@ struct jz4740_i2s {
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struct snd_dmaengine_dai_dma_data playback_dma_data;
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struct snd_dmaengine_dai_dma_data capture_dma_data;
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enum jz47xx_i2s_version version;
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const struct i2s_soc_info *soc_info;
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};
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static inline uint32_t jz4740_i2s_read(const struct jz4740_i2s *i2s,
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@ -284,7 +289,7 @@ static int jz4740_i2s_hw_params(struct snd_pcm_substream *substream,
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ctrl &= ~JZ_AIC_CTRL_INPUT_SAMPLE_SIZE_MASK;
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ctrl |= sample_size << JZ_AIC_CTRL_INPUT_SAMPLE_SIZE_OFFSET;
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if (i2s->version >= JZ_I2S_JZ4780) {
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if (i2s->soc_info->version >= JZ_I2S_JZ4780) {
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div_reg &= ~I2SDIV_IDV_MASK;
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div_reg |= (div - 1) << I2SDIV_IDV_SHIFT;
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} else {
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@ -398,7 +403,7 @@ static int jz4740_i2s_dai_probe(struct snd_soc_dai *dai)
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snd_soc_dai_init_dma_data(dai, &i2s->playback_dma_data,
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&i2s->capture_dma_data);
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if (i2s->version >= JZ_I2S_JZ4780) {
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if (i2s->soc_info->version >= JZ_I2S_JZ4780) {
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conf = (7 << JZ4780_AIC_CONF_FIFO_RX_THRESHOLD_OFFSET) |
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(8 << JZ4780_AIC_CONF_FIFO_TX_THRESHOLD_OFFSET) |
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JZ_AIC_CONF_OVERFLOW_PLAY_LAST |
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@ -457,6 +462,11 @@ static struct snd_soc_dai_driver jz4740_i2s_dai = {
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.ops = &jz4740_i2s_dai_ops,
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};
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static const struct i2s_soc_info jz4740_i2s_soc_info = {
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.version = JZ_I2S_JZ4740,
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.dai = &jz4740_i2s_dai,
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};
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static struct snd_soc_dai_driver jz4780_i2s_dai = {
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.probe = jz4740_i2s_dai_probe,
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.remove = jz4740_i2s_dai_remove,
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@ -475,6 +485,11 @@ static struct snd_soc_dai_driver jz4780_i2s_dai = {
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.ops = &jz4740_i2s_dai_ops,
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};
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static const struct i2s_soc_info jz4780_i2s_soc_info = {
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.version = JZ_I2S_JZ4780,
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.dai = &jz4780_i2s_dai,
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};
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static const struct snd_soc_component_driver jz4740_i2s_component = {
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.name = "jz4740-i2s",
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.suspend = jz4740_i2s_suspend,
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@ -483,8 +498,8 @@ static const struct snd_soc_component_driver jz4740_i2s_component = {
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#ifdef CONFIG_OF
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static const struct of_device_id jz4740_of_matches[] = {
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{ .compatible = "ingenic,jz4740-i2s", .data = (void *)JZ_I2S_JZ4740 },
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{ .compatible = "ingenic,jz4780-i2s", .data = (void *)JZ_I2S_JZ4780 },
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{ .compatible = "ingenic,jz4740-i2s", .data = &jz4740_i2s_soc_info },
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{ .compatible = "ingenic,jz4780-i2s", .data = &jz4780_i2s_soc_info },
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{ /* sentinel */ }
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};
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MODULE_DEVICE_TABLE(of, jz4740_of_matches);
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@ -501,7 +516,7 @@ static int jz4740_i2s_dev_probe(struct platform_device *pdev)
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if (!i2s)
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return -ENOMEM;
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i2s->version = (enum jz47xx_i2s_version)of_device_get_match_data(dev);
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i2s->soc_info = device_get_match_data(dev);
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mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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i2s->base = devm_ioremap_resource(dev, mem);
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@ -520,13 +535,8 @@ static int jz4740_i2s_dev_probe(struct platform_device *pdev)
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platform_set_drvdata(pdev, i2s);
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if (i2s->version == JZ_I2S_JZ4780)
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ret = devm_snd_soc_register_component(dev,
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&jz4740_i2s_component, &jz4780_i2s_dai, 1);
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else
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ret = devm_snd_soc_register_component(dev,
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&jz4740_i2s_component, &jz4740_i2s_dai, 1);
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ret = devm_snd_soc_register_component(dev, &jz4740_i2s_component,
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i2s->soc_info->dai, 1);
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if (ret)
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return ret;
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