Staging: iio: meter: Prefer using the BIT macro

This patch replaces bit shifting on 1 with the BIT(x) macro

This was done with coccinelle:
@@ int g; @@

-(1 << g)
+BIT(g)

Signed-off-by: Shraddha Barke <shraddha.6596@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/staging/iio/meter/ade7753.c b/drivers/staging/iio/meter/ade7753.c
index ffc7f0ddff14c7cc24eee0c109b6f6beefa1a928..3d2e50cfe9a3542b22a3265ac4164f4b18dc6abc 100644 (file)
--- a/drivers/staging/iio/meter/ade7753.c
+++ b/drivers/staging/iio/meter/ade7753.c
@@ -219,7 +219,7 @@ static int ade7753_reset(struct device *dev)
        u16 val;
 
        ade7753_spi_read_reg_16(dev, ADE7753_MODE, &val);
-       val |= 1 << 6; /* Software Chip Reset */
+       val |= BIT(6); /* Software Chip Reset */
 
        return ade7753_spi_write_reg_16(dev, ADE7753_MODE, val);
 }
@@ -328,10 +328,10 @@ static int ade7753_set_irq(struct device *dev, bool enable)
                goto error_ret;
 
        if (enable)
-               irqen |= 1 << 3; /* Enables an interrupt when a data is
+               irqen |= BIT(3); /* Enables an interrupt when a data is
                                    present in the waveform register */
        else
-               irqen &= ~(1 << 3);
+               irqen &= ~BIT(3);
 
        ret = ade7753_spi_write_reg_8(dev, ADE7753_IRQEN, irqen);
 
@@ -345,7 +345,7 @@ static int ade7753_stop_device(struct device *dev)
        u16 val;
 
        ade7753_spi_read_reg_16(dev, ADE7753_MODE, &val);
-       val |= 1 << 4;  /* AD converters can be turned off */
+       val |= BIT(4);  /* AD converters can be turned off */
 
        return ade7753_spi_write_reg_16(dev, ADE7753_MODE, val);
 }

diff --git a/drivers/staging/iio/meter/ade7754.c b/drivers/staging/iio/meter/ade7754.c
index f12b2e50329b6a209af4e95cebaa10a8722ad74b..8552c76cbbe76f998fbdde27388abba57edd868b 100644 (file)
--- a/drivers/staging/iio/meter/ade7754.c
+++ b/drivers/staging/iio/meter/ade7754.c
@@ -223,7 +223,7 @@ static int ade7754_reset(struct device *dev)
        if (ret < 0)
                return ret;
 
-       val |= 1 << 6; /* Software Chip Reset */
+       val |= BIT(6); /* Software Chip Reset */
        return ade7754_spi_write_reg_8(dev, ADE7754_OPMODE, val);
 }
 
@@ -350,10 +350,10 @@ static int ade7754_set_irq(struct device *dev, bool enable)
                goto error_ret;
 
        if (enable)
-               irqen |= 1 << 14; /* Enables an interrupt when a data is
+               irqen |= BIT(14); /* Enables an interrupt when a data is
                                     present in the waveform register */
        else
-               irqen &= ~(1 << 14);
+               irqen &= ~BIT(14);
 
        ret = ade7754_spi_write_reg_16(dev, ADE7754_IRQEN, irqen);
        if (ret)

diff --git a/drivers/staging/iio/meter/ade7758_core.c b/drivers/staging/iio/meter/ade7758_core.c
index 77141ae1349dfdb9e359d1976254ddc351b110a6..38838085824fc796483eea72919d7ab9df3e5ab2 100644 (file)
--- a/drivers/staging/iio/meter/ade7758_core.c
+++ b/drivers/staging/iio/meter/ade7758_core.c
@@ -308,7 +308,7 @@ static int ade7758_reset(struct device *dev)
                dev_err(dev, "Failed to read opmode reg\n");
                return ret;
        }
-       val |= 1 << 6; /* Software Chip Reset */
+       val |= BIT(6); /* Software Chip Reset */
        ret = ade7758_spi_write_reg_8(dev, ADE7758_OPMODE, val);
        if (ret < 0)
                dev_err(dev, "Failed to write opmode reg\n");
@@ -426,10 +426,10 @@ int ade7758_set_irq(struct device *dev, bool enable)
                goto error_ret;
 
        if (enable)
-               irqen |= 1 << 16; /* Enables an interrupt when a data is
+               irqen |= BIT(16); /* Enables an interrupt when a data is
                                     present in the waveform register */
        else
-               irqen &= ~(1 << 16);
+               irqen &= ~BIT(16);
 
        ret = ade7758_spi_write_reg_24(dev, ADE7758_MASK, irqen);
        if (ret)

diff --git a/drivers/staging/iio/meter/ade7759.c b/drivers/staging/iio/meter/ade7759.c
index dbceda1e67eaba530687b131bdfddb014d86181d..23e7392070277eb525dda97d77999b727f66c5f4 100644 (file)
--- a/drivers/staging/iio/meter/ade7759.c
+++ b/drivers/staging/iio/meter/ade7759.c
@@ -224,7 +224,7 @@ static int ade7759_reset(struct device *dev)
        if (ret < 0)
                return ret;
 
-       val |= 1 << 6; /* Software Chip Reset */
+       val |= BIT(6); /* Software Chip Reset */
        return ade7759_spi_write_reg_16(dev,
                        ADE7759_MODE,
                        val);
@@ -288,10 +288,10 @@ static int ade7759_set_irq(struct device *dev, bool enable)
                goto error_ret;
 
        if (enable)
-               irqen |= 1 << 3; /* Enables an interrupt when a data is
+               irqen |= BIT(3); /* Enables an interrupt when a data is
                                    present in the waveform register */
        else
-               irqen &= ~(1 << 3);
+               irqen &= ~BIT(3);
 
        ret = ade7759_spi_write_reg_8(dev, ADE7759_IRQEN, irqen);
 
@@ -314,7 +314,7 @@ static int ade7759_stop_device(struct device *dev)
                return ret;
        }
 
-       val |= 1 << 4;  /* AD converters can be turned off */
+       val |= BIT(4);  /* AD converters can be turned off */
 
        return ade7759_spi_write_reg_16(dev, ADE7759_MODE, val);
 }

diff --git a/drivers/staging/iio/meter/ade7854.c b/drivers/staging/iio/meter/ade7854.c
index d620bbd603a30db2264bb5f8499c142eb19a3d8c..a83883596dbcb41e73e8e494527b4a4f5c433e89 100644 (file)
--- a/drivers/staging/iio/meter/ade7854.c
+++ b/drivers/staging/iio/meter/ade7854.c
@@ -181,7 +181,7 @@ static int ade7854_reset(struct device *dev)
        u16 val;
 
        st->read_reg_16(dev, ADE7854_CONFIG, &val);
-       val |= 1 << 7; /* Software Chip Reset */
+       val |= BIT(7); /* Software Chip Reset */
 
        return st->write_reg_16(dev, ADE7854_CONFIG, val);
 }
@@ -420,10 +420,10 @@ static int ade7854_set_irq(struct device *dev, bool enable)
                goto error_ret;
 
        if (enable)
-               irqen |= 1 << 17; /* 1: interrupt enabled when all periodical
+               irqen |= BIT(17); /* 1: interrupt enabled when all periodical
                                     (at 8 kHz rate) DSP computations finish. */
        else
-               irqen &= ~(1 << 17);
+               irqen &= ~BIT(17);
 
        ret = st->write_reg_32(dev, ADE7854_MASK0, irqen);
        if (ret)