if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
period_bytes = frames_to_bytes(runtime, runtime->period_size);
- dscr = acp_reg_read(rtd->acp_mmio, rtd->dma_curr_dscr);
- if (dscr == rtd->dma_dscr_idx_1)
- pos = period_bytes;
- else
- pos = 0;
bytescount = acp_get_byte_count(rtd);
- if (bytescount > rtd->bytescount)
+ if (bytescount >= rtd->bytescount)
bytescount -= rtd->bytescount;
- delay = do_div(bytescount, period_bytes);
- runtime->delay = bytes_to_frames(runtime, delay);
+ if (bytescount < period_bytes) {
+ pos = 0;
+ } else {
+ dscr = acp_reg_read(rtd->acp_mmio, rtd->dma_curr_dscr);
+ if (dscr == rtd->dma_dscr_idx_1)
+ pos = period_bytes;
+ else
+ pos = 0;
+ }
+ if (bytescount > 0) {
+ delay = do_div(bytescount, period_bytes);
+ runtime->delay = bytes_to_frames(runtime, delay);
+ }
} else {
buffersize = frames_to_bytes(runtime, runtime->buffer_size);
bytescount = acp_get_byte_count(rtd);
runtime = rt5514_dsp->substream->runtime;
period_bytes = snd_pcm_lib_period_bytes(rt5514_dsp->substream);
+ if (!period_bytes) {
+ schedule_delayed_work(&rt5514_dsp->copy_work, 5);
+ goto done;
+ }
+
+ if (rt5514_dsp->buf_size % period_bytes)
+ rt5514_dsp->buf_size = (rt5514_dsp->buf_size / period_bytes) *
+ period_bytes;
if (rt5514_dsp->get_size >= rt5514_dsp->buf_size) {
rt5514_spi_burst_read(RT5514_BUFFER_VOICE_WP, (u8 *)&buf,
static void rt5514_schedule_copy(struct rt5514_dsp *rt5514_dsp)
{
- size_t period_bytes;
u8 buf[8];
if (!rt5514_dsp->substream)
return;
- period_bytes = snd_pcm_lib_period_bytes(rt5514_dsp->substream);
rt5514_dsp->get_size = 0;
/**
rt5514_dsp->buf_size = rt5514_dsp->buf_limit - rt5514_dsp->buf_base;
- if (rt5514_dsp->buf_size % period_bytes)
- rt5514_dsp->buf_size = (rt5514_dsp->buf_size / period_bytes) *
- period_bytes;
-
if (rt5514_dsp->buf_base && rt5514_dsp->buf_limit &&
rt5514_dsp->buf_rp && rt5514_dsp->buf_size)
schedule_delayed_work(&rt5514_dsp->copy_work, 0);
}
}
-static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -2250, 150, 0);
static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -6525, 75, 0);
static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -1725, 75, 0);
static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);
}
static const struct snd_kcontrol_new rt5682_snd_controls[] = {
- /* Headphone Output Volume */
- SOC_DOUBLE_R_TLV("Headphone Playback Volume", RT5682_HPL_GAIN,
- RT5682_HPR_GAIN, RT5682_G_HP_SFT, 15, 1, hp_vol_tlv),
-
/* DAC Digital Volume */
SOC_DOUBLE_TLV("DAC1 Playback Volume", RT5682_DAC1_DIG_VOL,
RT5682_L_VOL_SFT + 1, RT5682_R_VOL_SFT + 1, 86, 0, dac_vol_tlv),
struct sta32x_priv *sta32x = snd_soc_component_get_drvdata(component);
struct sta32x_platform_data *pdata = sta32x->pdata;
int i, ret = 0, thermal = 0;
+
+ sta32x->component = component;
+
ret = regulator_bulk_enable(ARRAY_SIZE(sta32x->supplies),
sta32x->supplies);
if (ret != 0) {