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 <[email protected]> --- sound/soc/sunxi/sun4i-codec.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index 9a3cb77..7a9f84e 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -224,6 +224,8 @@ /* TODO H3 DAP (Digital Audio Processing) bits */ +#define SUN4I_DMA_MAX_BURST (8) + struct sun4i_codec { struct device *dev; struct regmap *regmap; @@ -1462,6 +1464,7 @@ struct sun4i_codec_quirks { unsigned int reg_dac_txdata; /* TX FIFO offset for DMA config */ unsigned int reg_adc_rxdata; /* RX FIFO offset for DMA config */ bool has_reset; + u32 dma_max_burst; }; static const struct sun4i_codec_quirks sun4i_codec_quirks = { @@ -1471,6 +1474,7 @@ static const struct sun4i_codec_quirks sun4i_codec_quirks = { .reg_adc_fifoc = REG_FIELD(SUN4I_CODEC_ADC_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 = { @@ -1481,6 +1485,7 @@ 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 = { @@ -1490,6 +1495,7 @@ static const struct sun4i_codec_quirks sun7i_codec_quirks = { .reg_adc_fifoc = REG_FIELD(SUN4I_CODEC_ADC_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 = { @@ -1500,6 +1506,7 @@ 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 = { @@ -1515,6 +1522,7 @@ 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 = { @@ -1529,6 +1537,7 @@ 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 of_device_id sun4i_codec_of_match[] = { @@ -1655,12 +1664,12 @@ 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; /* 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; ret = devm_snd_soc_register_component(&pdev->dev, quirks->codec, -- 2.7.4 -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
