diff options
| author | Mesih Kilinc <mesihkilinc@gmail.com> | 2024-11-23 13:38:58 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-12-02 13:26:59 +0000 |
| commit | cabd4ac290a6ceb87c8dbfb5a3251750e24529e7 (patch) | |
| tree | a1fd838436cd3303b24576e58df74b590d9e4475 /sound/soc/sunxi | |
| parent | 40384c840ea1944d7c5a392e8975ed088ecf0b37 (diff) | |
ASoC: sun4i-codec: Add DMA Max Burst field
Allwinner suniv F1C100s has similar DMA engine to sun4i but it has
smaller max burst size compared to sun4i. Add a quirk field to
differantitate between them.
Signed-off-by: Mesih Kilinc <mesihkilinc@gmail.com>
[ csokas.bence: Rebased on current master ]
Signed-off-by: Csókás Bence <csokas.bence@prolan.hu>
Link: https://patch.msgid.link/20241123123900.2656837-2-csokas.bence@prolan.hu
Link: https://github.com/mricon/b4/issues/50
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sunxi')
| -rw-r--r-- | sound/soc/sunxi/sun4i-codec.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index 933a0913237c..275f77f60830 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -265,6 +265,8 @@ /* TODO H3 DAP (Digital Audio Processing) bits */ +#define SUN4I_DMA_MAX_BURST (8) + struct sun4i_codec { struct device *dev; struct regmap *regmap; @@ -1761,6 +1763,7 @@ struct sun4i_codec_quirks { unsigned int reg_adc_rxdata; /* RX FIFO offset for DMA config */ bool has_reset; bool playback_only; + u32 dma_max_burst; }; static const struct sun4i_codec_quirks sun4i_codec_quirks = { @@ -1771,6 +1774,7 @@ static const struct sun4i_codec_quirks sun4i_codec_quirks = { .reg_dac_fifoc = REG_FIELD(SUN4I_CODEC_DAC_FIFOC, 0, 31), .reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN4I_CODEC_ADC_RXDATA, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun6i_a31_codec_quirks = { @@ -1782,6 +1786,7 @@ static const struct sun4i_codec_quirks sun6i_a31_codec_quirks = { .reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun7i_codec_quirks = { @@ -1792,6 +1797,7 @@ static const struct sun4i_codec_quirks sun7i_codec_quirks = { .reg_dac_fifoc = REG_FIELD(SUN4I_CODEC_DAC_FIFOC, 0, 31), .reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN4I_CODEC_ADC_RXDATA, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun8i_a23_codec_quirks = { @@ -1803,6 +1809,7 @@ static const struct sun4i_codec_quirks sun8i_a23_codec_quirks = { .reg_dac_txdata = SUN4I_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun8i_h3_codec_quirks = { @@ -1819,6 +1826,7 @@ static const struct sun4i_codec_quirks sun8i_h3_codec_quirks = { .reg_dac_txdata = SUN8I_H3_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun8i_v3s_codec_quirks = { @@ -1834,6 +1842,7 @@ static const struct sun4i_codec_quirks sun8i_v3s_codec_quirks = { .reg_dac_txdata = SUN8I_H3_CODEC_DAC_TXDATA, .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct sun4i_codec_quirks sun50i_h616_codec_quirks = { @@ -1843,6 +1852,7 @@ static const struct sun4i_codec_quirks sun50i_h616_codec_quirks = { .reg_dac_fifoc = REG_FIELD(SUN50I_H616_CODEC_DAC_FIFOC, 0, 31), .reg_dac_txdata = SUN8I_H3_CODEC_DAC_TXDATA, .has_reset = true, + .dma_max_burst = SUN4I_DMA_MAX_BURST, }; static const struct of_device_id sun4i_codec_of_match[] = { @@ -1979,14 +1989,14 @@ static int sun4i_codec_probe(struct platform_device *pdev) /* DMA configuration for TX FIFO */ scodec->playback_dma_data.addr = res->start + quirks->reg_dac_txdata; - scodec->playback_dma_data.maxburst = 8; + scodec->playback_dma_data.maxburst = quirks->dma_max_burst; scodec->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; if (!quirks->playback_only) { /* DMA configuration for RX FIFO */ scodec->capture_dma_data.addr = res->start + quirks->reg_adc_rxdata; - scodec->capture_dma_data.maxburst = 8; + scodec->capture_dma_data.maxburst = quirks->dma_max_burst; scodec->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; } |