diff options
Diffstat (limited to 'sound/soc/stm/stm32_i2s.c')
-rw-r--r-- | sound/soc/stm/stm32_i2s.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/sound/soc/stm/stm32_i2s.c b/sound/soc/stm/stm32_i2s.c index 6d0bf78d114d..aa2b1196171a 100644 --- a/sound/soc/stm/stm32_i2s.c +++ b/sound/soc/stm/stm32_i2s.c @@ -246,8 +246,8 @@ static irqreturn_t stm32_i2s_isr(int irq, void *devid) return IRQ_NONE; } - regmap_update_bits(i2s->regmap, STM32_I2S_IFCR_REG, - I2S_IFCR_MASK, flags); + regmap_write_bits(i2s->regmap, STM32_I2S_IFCR_REG, + I2S_IFCR_MASK, flags); if (flags & I2S_SR_OVR) { dev_dbg(&pdev->dev, "Overrun\n"); @@ -276,7 +276,6 @@ static bool stm32_i2s_readable_reg(struct device *dev, unsigned int reg) case STM32_I2S_CFG2_REG: case STM32_I2S_IER_REG: case STM32_I2S_SR_REG: - case STM32_I2S_IFCR_REG: case STM32_I2S_TXDR_REG: case STM32_I2S_RXDR_REG: case STM32_I2S_CGFR_REG: @@ -488,7 +487,7 @@ static int stm32_i2s_configure(struct snd_soc_dai *cpu_dai, { struct stm32_i2s_data *i2s = snd_soc_dai_get_drvdata(cpu_dai); int format = params_width(params); - u32 cfgr, cfgr_mask, cfg1, cfg1_mask; + u32 cfgr, cfgr_mask, cfg1; unsigned int fthlv; int ret; @@ -501,7 +500,7 @@ static int stm32_i2s_configure(struct snd_soc_dai *cpu_dai, switch (format) { case 16: cfgr = I2S_CGFR_DATLEN_SET(I2S_I2SMOD_DATLEN_16); - cfgr_mask = I2S_CGFR_DATLEN_MASK; + cfgr_mask = I2S_CGFR_DATLEN_MASK | I2S_CGFR_CHLEN; break; case 32: cfgr = I2S_CGFR_DATLEN_SET(I2S_I2SMOD_DATLEN_32) | @@ -529,15 +528,11 @@ static int stm32_i2s_configure(struct snd_soc_dai *cpu_dai, if (ret < 0) return ret; - cfg1 = I2S_CFG1_RXDMAEN | I2S_CFG1_TXDMAEN; - cfg1_mask = cfg1; - fthlv = STM32_I2S_FIFO_SIZE * I2S_FIFO_TH_ONE_QUARTER / 4; - cfg1 |= I2S_CFG1_FTHVL_SET(fthlv - 1); - cfg1_mask |= I2S_CFG1_FTHVL_MASK; + cfg1 = I2S_CFG1_FTHVL_SET(fthlv - 1); return regmap_update_bits(i2s->regmap, STM32_I2S_CFG1_REG, - cfg1_mask, cfg1); + I2S_CFG1_FTHVL_MASK, cfg1); } static int stm32_i2s_startup(struct snd_pcm_substream *substream, @@ -551,8 +546,8 @@ static int stm32_i2s_startup(struct snd_pcm_substream *substream, i2s->refcount++; spin_unlock(&i2s->lock_fd); - return regmap_update_bits(i2s->regmap, STM32_I2S_IFCR_REG, - I2S_IFCR_MASK, I2S_IFCR_MASK); + return regmap_write_bits(i2s->regmap, STM32_I2S_IFCR_REG, + I2S_IFCR_MASK, I2S_IFCR_MASK); } static int stm32_i2s_hw_params(struct snd_pcm_substream *substream, @@ -589,6 +584,10 @@ static int stm32_i2s_trigger(struct snd_pcm_substream *substream, int cmd, /* Enable i2s */ dev_dbg(cpu_dai->dev, "start I2S\n"); + cfg1_mask = I2S_CFG1_RXDMAEN | I2S_CFG1_TXDMAEN; + regmap_update_bits(i2s->regmap, STM32_I2S_CFG1_REG, + cfg1_mask, cfg1_mask); + ret = regmap_update_bits(i2s->regmap, STM32_I2S_CR1_REG, I2S_CR1_SPE, I2S_CR1_SPE); if (ret < 0) { @@ -603,8 +602,8 @@ static int stm32_i2s_trigger(struct snd_pcm_substream *substream, int cmd, return ret; } - regmap_update_bits(i2s->regmap, STM32_I2S_IFCR_REG, - I2S_IFCR_MASK, I2S_IFCR_MASK); + regmap_write_bits(i2s->regmap, STM32_I2S_IFCR_REG, + I2S_IFCR_MASK, I2S_IFCR_MASK); if (playback_flg) { ier = I2S_IER_UDRIE; |