diff mbox series

[v3,2/4] ASoC: sunxi: Use {regmap/regmap_field}_{set/clear}_bits helpers

Message ID 180eef50e96.cb7c34db60740.8898768158778553647@zohomail.com
State Superseded
Headers show
Series Add regmap_field helpers for simple bit operations | expand

Commit Message

Li Chen May 23, 2022, 3:27 a.m. UTC 
From: Li Chen <lchen@ambarella.com>

Appropriately change calls to {regmap/regmap_field}_update_bits()
with {regmap/regmap_field}_set_bits()
and {regmap/regmap_field}_clear_bits() for improved readability.

Signed-off-by: Li Chen <lchen@ambarella.com>
---
 sound/soc/sunxi/sun4i-codec.c | 78 ++++++++++++++---------------------
 1 file changed, 30 insertions(+), 48 deletions(-)
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Patch

diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c
index 60712f24ade5..53e3f43816cc 100644
--- a/sound/soc/sunxi/sun4i-codec.c
+++ b/sound/soc/sunxi/sun4i-codec.c
@@ -250,37 +250,33 @@  struct sun4i_codec {
 static void sun4i_codec_start_playback(struct sun4i_codec *scodec)
 {
 	/* Flush TX FIFO */
-	regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-			   BIT(SUN4I_CODEC_DAC_FIFOC_FIFO_FLUSH),
-			   BIT(SUN4I_CODEC_DAC_FIFOC_FIFO_FLUSH));
+	regmap_set_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
+			BIT(SUN4I_CODEC_DAC_FIFOC_FIFO_FLUSH));
 
 	/* Enable DAC DRQ */
-	regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-			   BIT(SUN4I_CODEC_DAC_FIFOC_DAC_DRQ_EN),
-			   BIT(SUN4I_CODEC_DAC_FIFOC_DAC_DRQ_EN));
+	regmap_set_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
+			BIT(SUN4I_CODEC_DAC_FIFOC_DAC_DRQ_EN));
 }
 
 static void sun4i_codec_stop_playback(struct sun4i_codec *scodec)
 {
 	/* Disable DAC DRQ */
-	regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-			   BIT(SUN4I_CODEC_DAC_FIFOC_DAC_DRQ_EN),
-			   0);
+	regmap_clear_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
+			  BIT(SUN4I_CODEC_DAC_FIFOC_DAC_DRQ_EN));
 }
 
 static void sun4i_codec_start_capture(struct sun4i_codec *scodec)
 {
 	/* Enable ADC DRQ */
-	regmap_field_update_bits(scodec->reg_adc_fifoc,
-				 BIT(SUN4I_CODEC_ADC_FIFOC_ADC_DRQ_EN),
-				 BIT(SUN4I_CODEC_ADC_FIFOC_ADC_DRQ_EN));
+	regmap_field_set_bits(scodec->reg_adc_fifoc,
+			      BIT(SUN4I_CODEC_ADC_FIFOC_ADC_DRQ_EN));
 }
 
 static void sun4i_codec_stop_capture(struct sun4i_codec *scodec)
 {
 	/* Disable ADC DRQ */
-	regmap_field_update_bits(scodec->reg_adc_fifoc,
-				 BIT(SUN4I_CODEC_ADC_FIFOC_ADC_DRQ_EN), 0);
+	regmap_field_clear_bits(scodec->reg_adc_fifoc,
+				 BIT(SUN4I_CODEC_ADC_FIFOC_ADC_DRQ_EN));
 }
 
 static int sun4i_codec_trigger(struct snd_pcm_substream *substream, int cmd,
@@ -323,8 +319,7 @@  static int sun4i_codec_prepare_capture(struct snd_pcm_substream *substream,
 
 
 	/* Flush RX FIFO */
-	regmap_field_update_bits(scodec->reg_adc_fifoc,
-				 BIT(SUN4I_CODEC_ADC_FIFOC_FIFO_FLUSH),
+	regmap_field_set_bits(scodec->reg_adc_fifoc,
 				 BIT(SUN4I_CODEC_ADC_FIFOC_FIFO_FLUSH));
 
 
@@ -365,8 +360,7 @@  static int sun4i_codec_prepare_playback(struct snd_pcm_substream *substream,
 	u32 val;
 
 	/* Flush the TX FIFO */
-	regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-			   BIT(SUN4I_CODEC_DAC_FIFOC_FIFO_FLUSH),
+	regmap_set_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
 			   BIT(SUN4I_CODEC_DAC_FIFOC_FIFO_FLUSH));
 
 	/* Set TX FIFO Empty Trigger Level */
@@ -386,9 +380,8 @@  static int sun4i_codec_prepare_playback(struct snd_pcm_substream *substream,
 			   val);
 
 	/* Send zeros when we have an underrun */
-	regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-			   BIT(SUN4I_CODEC_DAC_FIFOC_SEND_LASAT),
-			   0);
+	regmap_clear_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
+			   BIT(SUN4I_CODEC_DAC_FIFOC_SEND_LASAT));
 
 	return 0;
 };
@@ -485,33 +478,27 @@  static int sun4i_codec_hw_params_capture(struct sun4i_codec *scodec,
 
 	/* Set the number of channels we want to use */
 	if (params_channels(params) == 1)
-		regmap_field_update_bits(scodec->reg_adc_fifoc,
-					 BIT(SUN4I_CODEC_ADC_FIFOC_MONO_EN),
+		regmap_field_set_bits(scodec->reg_adc_fifoc,
 					 BIT(SUN4I_CODEC_ADC_FIFOC_MONO_EN));
 	else
-		regmap_field_update_bits(scodec->reg_adc_fifoc,
-					 BIT(SUN4I_CODEC_ADC_FIFOC_MONO_EN),
-					 0);
+		regmap_field_clear_bits(scodec->reg_adc_fifoc,
+					 BIT(SUN4I_CODEC_ADC_FIFOC_MONO_EN));
 
 	/* Set the number of sample bits to either 16 or 24 bits */
 	if (hw_param_interval(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min == 32) {
-		regmap_field_update_bits(scodec->reg_adc_fifoc,
-				   BIT(SUN4I_CODEC_ADC_FIFOC_RX_SAMPLE_BITS),
+		regmap_field_set_bits(scodec->reg_adc_fifoc,
 				   BIT(SUN4I_CODEC_ADC_FIFOC_RX_SAMPLE_BITS));
 
-		regmap_field_update_bits(scodec->reg_adc_fifoc,
-				   BIT(SUN4I_CODEC_ADC_FIFOC_RX_FIFO_MODE),
-				   0);
+		regmap_field_clear_bits(scodec->reg_adc_fifoc,
+				   BIT(SUN4I_CODEC_ADC_FIFOC_RX_FIFO_MODE));
 
 		scodec->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
 	} else {
-		regmap_field_update_bits(scodec->reg_adc_fifoc,
-				   BIT(SUN4I_CODEC_ADC_FIFOC_RX_SAMPLE_BITS),
-				   0);
+		regmap_field_clear_bits(scodec->reg_adc_fifoc,
+				   BIT(SUN4I_CODEC_ADC_FIFOC_RX_SAMPLE_BITS));
 
 		/* Fill most significant bits with valid data MSB */
-		regmap_field_update_bits(scodec->reg_adc_fifoc,
-				   BIT(SUN4I_CODEC_ADC_FIFOC_RX_FIFO_MODE),
+		regmap_field_set_bits(scodec->reg_adc_fifoc,
 				   BIT(SUN4I_CODEC_ADC_FIFOC_RX_FIFO_MODE));
 
 		scodec->capture_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES;
@@ -543,24 +530,20 @@  static int sun4i_codec_hw_params_playback(struct sun4i_codec *scodec,
 
 	/* Set the number of sample bits to either 16 or 24 bits */
 	if (hw_param_interval(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min == 32) {
-		regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-				   BIT(SUN4I_CODEC_DAC_FIFOC_TX_SAMPLE_BITS),
+		regmap_set_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
 				   BIT(SUN4I_CODEC_DAC_FIFOC_TX_SAMPLE_BITS));
 
 		/* Set TX FIFO mode to padding the LSBs with 0 */
-		regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-				   BIT(SUN4I_CODEC_DAC_FIFOC_TX_FIFO_MODE),
-				   0);
+		regmap_clear_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
+				   BIT(SUN4I_CODEC_DAC_FIFOC_TX_FIFO_MODE));
 
 		scodec->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
 	} else {
-		regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-				   BIT(SUN4I_CODEC_DAC_FIFOC_TX_SAMPLE_BITS),
-				   0);
+		regmap_clear_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
+				   BIT(SUN4I_CODEC_DAC_FIFOC_TX_SAMPLE_BITS));
 
 		/* Set TX FIFO mode to repeat the MSB */
-		regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-				   BIT(SUN4I_CODEC_DAC_FIFOC_TX_FIFO_MODE),
+		regmap_set_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
 				   BIT(SUN4I_CODEC_DAC_FIFOC_TX_FIFO_MODE));
 
 		scodec->playback_dma_data.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES;
@@ -624,8 +607,7 @@  static int sun4i_codec_startup(struct snd_pcm_substream *substream,
 	 * Stop issuing DRQ when we have room for less than 16 samples
 	 * in our TX FIFO
 	 */
-	regmap_update_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
-			   3 << SUN4I_CODEC_DAC_FIFOC_DRQ_CLR_CNT,
+	regmap_set_bits(scodec->regmap, SUN4I_CODEC_DAC_FIFOC,
 			   3 << SUN4I_CODEC_DAC_FIFOC_DRQ_CLR_CNT);
 
 	return clk_prepare_enable(scodec->clk_module);