};
static int sun4i_i2s_get_bclk_div(struct sun4i_i2s *i2s,
- unsigned int oversample_rate,
+ unsigned long parent_rate,
+ unsigned int sampling_rate,
unsigned int word_size)
{
- int div = oversample_rate / word_size / 2;
+ int div = parent_rate / sampling_rate / word_size / 2;
int i;
for (i = 0; i < ARRAY_SIZE(sun4i_i2s_bclk_div); i++) {
}
static int sun4i_i2s_get_mclk_div(struct sun4i_i2s *i2s,
- unsigned int oversample_rate,
- unsigned int module_rate,
- unsigned int sampling_rate)
+ unsigned long parent_rate,
+ unsigned long mclk_rate)
{
- int div = module_rate / sampling_rate / oversample_rate;
+ int div = parent_rate / mclk_rate;
int i;
for (i = 0; i < ARRAY_SIZE(sun4i_i2s_mclk_div); i++) {
return -EINVAL;
}
- bclk_div = sun4i_i2s_get_bclk_div(i2s, oversample_rate,
- word_size);
+ bclk_div = sun4i_i2s_get_bclk_div(i2s, i2s->mclk_freq,
+ rate, word_size);
if (bclk_div < 0) {
dev_err(dai->dev, "Unsupported BCLK divider: %d\n", bclk_div);
return -EINVAL;
}
- mclk_div = sun4i_i2s_get_mclk_div(i2s, oversample_rate,
- clk_rate, rate);
+ mclk_div = sun4i_i2s_get_mclk_div(i2s, clk_rate, i2s->mclk_freq);
if (mclk_div < 0) {
dev_err(dai->dev, "Unsupported MCLK divider: %d\n", mclk_div);
return -EINVAL;
/* Configure the channels */
regmap_field_write(i2s->field_txchansel,
- SUN4I_I2S_CHAN_SEL(params_channels(params)));
-
+ SUN4I_I2S_CHAN_SEL(channels));
regmap_field_write(i2s->field_rxchansel,
- SUN4I_I2S_CHAN_SEL(params_channels(params)));
+ SUN4I_I2S_CHAN_SEL(channels));
if (i2s->variant->has_chsel_tx_chen)
regmap_update_bits(i2s->regmap, SUN8I_I2S_TX_CHAN_SEL_REG,
return PTR_ERR(regs);
irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_err(&pdev->dev, "Can't retrieve our interrupt\n");
+ if (irq < 0)
return irq;
- }
i2s->variant = of_device_get_match_data(&pdev->dev);
if (!i2s->variant) {
goto err_suspend;
}
- ret = snd_dmaengine_pcm_register(&pdev->dev, NULL, 0);
+ ret = devm_snd_dmaengine_pcm_register(&pdev->dev, NULL, 0);
if (ret) {
dev_err(&pdev->dev, "Could not register PCM\n");
goto err_suspend;
{
struct sun4i_i2s *i2s = dev_get_drvdata(&pdev->dev);
- snd_dmaengine_pcm_unregister(&pdev->dev);
-
pm_runtime_disable(&pdev->dev);
if (!pm_runtime_status_suspended(&pdev->dev))
sun4i_i2s_runtime_suspend(&pdev->dev);