diff options
| author | Binbin Zhou <zhoubinbin@loongson.cn> | 2024-09-09 15:19:05 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-09-09 16:26:48 +0100 |
| commit | f2bd6f5b3777d800fb3cad17b9509e1e2128df62 (patch) | |
| tree | 6d9062aef5d3ebffdb55cae3aaec77df216c61cd /sound | |
| parent | 241c044e743f9c55886828763c99b51b0392c21d (diff) | |
| download | lwn-f2bd6f5b3777d800fb3cad17b9509e1e2128df62.tar.gz lwn-f2bd6f5b3777d800fb3cad17b9509e1e2128df62.zip | |
ASoC: loongson: Use BIT() macro
Where applicable, use BIT() macro instead of shift operation to improve
readability.
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Link: https://patch.msgid.link/ccca555c96f18c0ecf5f1544c82945ba651d105f.1725844530.git.zhoubinbin@loongson.cn
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/loongson/loongson_dma.c | 10 | ||||
| -rw-r--r-- | sound/soc/loongson/loongson_i2s.h | 24 |
2 files changed, 17 insertions, 17 deletions
diff --git a/sound/soc/loongson/loongson_dma.c b/sound/soc/loongson/loongson_dma.c index 0238f88bc674..20e4a0641340 100644 --- a/sound/soc/loongson/loongson_dma.c +++ b/sound/soc/loongson/loongson_dma.c @@ -17,11 +17,11 @@ #include "loongson_i2s.h" /* DMA dma_order Register */ -#define DMA_ORDER_STOP (1 << 4) /* DMA stop */ -#define DMA_ORDER_START (1 << 3) /* DMA start */ -#define DMA_ORDER_ASK_VALID (1 << 2) /* DMA ask valid flag */ -#define DMA_ORDER_AXI_UNCO (1 << 1) /* Uncache access */ -#define DMA_ORDER_ADDR_64 (1 << 0) /* 64bits address support */ +#define DMA_ORDER_STOP BIT(4) /* DMA stop */ +#define DMA_ORDER_START BIT(3) /* DMA start */ +#define DMA_ORDER_ASK_VALID BIT(2) /* DMA ask valid flag */ +#define DMA_ORDER_AXI_UNCO BIT(1) /* Uncache access */ +#define DMA_ORDER_ADDR_64 BIT(0) /* 64bits address support */ #define DMA_ORDER_ASK_MASK (~0x1fUL) /* Ask addr mask */ #define DMA_ORDER_CTRL_MASK (0x0fUL) /* Control mask */ diff --git a/sound/soc/loongson/loongson_i2s.h b/sound/soc/loongson/loongson_i2s.h index 89492eebf834..c8052a762c1b 100644 --- a/sound/soc/loongson/loongson_i2s.h +++ b/sound/soc/loongson/loongson_i2s.h @@ -27,18 +27,18 @@ #define LS_I2S_RX_ORDER 0x110 /* RX DMA Order */ /* Loongson I2S Control Register */ -#define I2S_CTRL_MCLK_READY (1 << 16) /* MCLK ready */ -#define I2S_CTRL_MASTER (1 << 15) /* Master mode */ -#define I2S_CTRL_MSB (1 << 14) /* MSB bit order */ -#define I2S_CTRL_RX_EN (1 << 13) /* RX enable */ -#define I2S_CTRL_TX_EN (1 << 12) /* TX enable */ -#define I2S_CTRL_RX_DMA_EN (1 << 11) /* DMA RX enable */ -#define I2S_CTRL_CLK_READY (1 << 8) /* BCLK ready */ -#define I2S_CTRL_TX_DMA_EN (1 << 7) /* DMA TX enable */ -#define I2S_CTRL_RESET (1 << 4) /* Controller soft reset */ -#define I2S_CTRL_MCLK_EN (1 << 3) /* Enable MCLK */ -#define I2S_CTRL_RX_INT_EN (1 << 1) /* RX interrupt enable */ -#define I2S_CTRL_TX_INT_EN (1 << 0) /* TX interrupt enable */ +#define I2S_CTRL_MCLK_READY BIT(16) /* MCLK ready */ +#define I2S_CTRL_MASTER BIT(15) /* Master mode */ +#define I2S_CTRL_MSB BIT(14) /* MSB bit order */ +#define I2S_CTRL_RX_EN BIT(13) /* RX enable */ +#define I2S_CTRL_TX_EN BIT(12) /* TX enable */ +#define I2S_CTRL_RX_DMA_EN BIT(11) /* DMA RX enable */ +#define I2S_CTRL_CLK_READY BIT(8) /* BCLK ready */ +#define I2S_CTRL_TX_DMA_EN BIT(7) /* DMA TX enable */ +#define I2S_CTRL_RESET BIT(4) /* Controller soft reset */ +#define I2S_CTRL_MCLK_EN BIT(3) /* Enable MCLK */ +#define I2S_CTRL_RX_INT_EN BIT(1) /* RX interrupt enable */ +#define I2S_CTRL_TX_INT_EN BIT(0) /* TX interrupt enable */ #define LS_I2S_DRVNAME "loongson-i2s" |