diff options
author | Lars-Peter Clausen <lars@metafoo.de> | 2013-01-09 17:31:00 (GMT) |
---|---|---|
committer | Jonathan Cameron <jic23@kernel.org> | 2013-02-09 11:10:43 (GMT) |
commit | ad6c46b0c712e0d8fd8a80ee372b30f14a781888 (patch) | |
tree | 08a9dda620d1cc0280400b15ab518d30d374d68a /drivers/staging/iio/meter | |
parent | 14543a00fc3ce6dac9f297535c502a0085a50467 (diff) | |
download | linux-ad6c46b0c712e0d8fd8a80ee372b30f14a781888.tar.xz |
staging:iio: Use spi_sync_transfer()
Use the new spi_sync_transfer() helper function instead of open-coding it.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/staging/iio/meter')
-rw-r--r-- | drivers/staging/iio/meter/ade7753.c | 6 | ||||
-rw-r--r-- | drivers/staging/iio/meter/ade7754.c | 5 | ||||
-rw-r--r-- | drivers/staging/iio/meter/ade7758_core.c | 28 | ||||
-rw-r--r-- | drivers/staging/iio/meter/ade7759.c | 5 | ||||
-rw-r--r-- | drivers/staging/iio/meter/ade7854-spi.c | 44 |
5 files changed, 16 insertions, 72 deletions
diff --git a/drivers/staging/iio/meter/ade7753.c b/drivers/staging/iio/meter/ade7753.c index 51c3bde..e5943e2 100644 --- a/drivers/staging/iio/meter/ade7753.c +++ b/drivers/staging/iio/meter/ade7753.c @@ -103,7 +103,6 @@ static int ade7753_spi_read_reg_24(struct device *dev, u8 reg_address, u32 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7753_state *st = iio_priv(indio_dev); int ret; @@ -122,10 +121,7 @@ static int ade7753_spi_read_reg_24(struct device *dev, mutex_lock(&st->buf_lock); st->tx[0] = ADE7753_READ_REG(reg_address); - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->us->dev, "problem when reading 24 bit register 0x%02X", reg_address); diff --git a/drivers/staging/iio/meter/ade7754.c b/drivers/staging/iio/meter/ade7754.c index b50c89e..7b6503b 100644 --- a/drivers/staging/iio/meter/ade7754.c +++ b/drivers/staging/iio/meter/ade7754.c @@ -103,7 +103,6 @@ static int ade7754_spi_read_reg_24(struct device *dev, u8 reg_address, u32 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7754_state *st = iio_priv(indio_dev); int ret; @@ -122,9 +121,7 @@ static int ade7754_spi_read_reg_24(struct device *dev, st->tx[2] = 0; st->tx[3] = 0; - spi_message_init(&msg); - spi_message_add_tail(xfers, &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->us->dev, "problem when reading 24 bit register 0x%02X", reg_address); diff --git a/drivers/staging/iio/meter/ade7758_core.c b/drivers/staging/iio/meter/ade7758_core.c index 3454e51..53c68dc 100644 --- a/drivers/staging/iio/meter/ade7758_core.c +++ b/drivers/staging/iio/meter/ade7758_core.c @@ -47,7 +47,6 @@ static int ade7758_spi_write_reg_16(struct device *dev, u16 value) { int ret; - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7758_state *st = iio_priv(indio_dev); struct spi_transfer xfers[] = { @@ -63,9 +62,7 @@ static int ade7758_spi_write_reg_16(struct device *dev, st->tx[1] = (value >> 8) & 0xFF; st->tx[2] = value & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(xfers, &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); mutex_unlock(&st->buf_lock); return ret; @@ -76,7 +73,6 @@ static int ade7758_spi_write_reg_24(struct device *dev, u32 value) { int ret; - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7758_state *st = iio_priv(indio_dev); struct spi_transfer xfers[] = { @@ -93,9 +89,7 @@ static int ade7758_spi_write_reg_24(struct device *dev, st->tx[2] = (value >> 8) & 0xFF; st->tx[3] = value & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(xfers, &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); mutex_unlock(&st->buf_lock); return ret; @@ -105,7 +99,6 @@ int ade7758_spi_read_reg_8(struct device *dev, u8 reg_address, u8 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7758_state *st = iio_priv(indio_dev); int ret; @@ -128,10 +121,7 @@ int ade7758_spi_read_reg_8(struct device *dev, st->tx[0] = ADE7758_READ_REG(reg_address); st->tx[1] = 0; - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->us->dev, "problem when reading 8 bit register 0x%02X", reg_address); @@ -148,7 +138,6 @@ static int ade7758_spi_read_reg_16(struct device *dev, u8 reg_address, u16 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7758_state *st = iio_priv(indio_dev); int ret; @@ -173,10 +162,7 @@ static int ade7758_spi_read_reg_16(struct device *dev, st->tx[1] = 0; st->tx[2] = 0; - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->us->dev, "problem when reading 16 bit register 0x%02X", reg_address); @@ -194,7 +180,6 @@ static int ade7758_spi_read_reg_24(struct device *dev, u8 reg_address, u32 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7758_state *st = iio_priv(indio_dev); int ret; @@ -219,10 +204,7 @@ static int ade7758_spi_read_reg_24(struct device *dev, st->tx[2] = 0; st->tx[3] = 0; - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->us->dev, "problem when reading 24 bit register 0x%02X", reg_address); diff --git a/drivers/staging/iio/meter/ade7759.c b/drivers/staging/iio/meter/ade7759.c index 10b911b..17dc373 100644 --- a/drivers/staging/iio/meter/ade7759.c +++ b/drivers/staging/iio/meter/ade7759.c @@ -103,7 +103,6 @@ static int ade7759_spi_read_reg_40(struct device *dev, u8 reg_address, u64 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7759_state *st = iio_priv(indio_dev); int ret; @@ -120,9 +119,7 @@ static int ade7759_spi_read_reg_40(struct device *dev, st->tx[0] = ADE7759_READ_REG(reg_address); memset(&st->tx[1], 0 , 5); - spi_message_init(&msg); - spi_message_add_tail(xfers, &msg); - ret = spi_sync(st->us, &msg); + ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->us->dev, "problem when reading 40 bit register 0x%02X", reg_address); diff --git a/drivers/staging/iio/meter/ade7854-spi.c b/drivers/staging/iio/meter/ade7854-spi.c index f0984fa..a802cf2 100644 --- a/drivers/staging/iio/meter/ade7854-spi.c +++ b/drivers/staging/iio/meter/ade7854-spi.c @@ -20,7 +20,6 @@ static int ade7854_spi_write_reg_8(struct device *dev, u8 value) { int ret; - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7854_state *st = iio_priv(indio_dev); struct spi_transfer xfer = { @@ -35,9 +34,7 @@ static int ade7854_spi_write_reg_8(struct device *dev, st->tx[2] = reg_address & 0xFF; st->tx[3] = value & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(&xfer, &msg); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, &xfer, 1); mutex_unlock(&st->buf_lock); return ret; @@ -48,7 +45,6 @@ static int ade7854_spi_write_reg_16(struct device *dev, u16 value) { int ret; - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7854_state *st = iio_priv(indio_dev); struct spi_transfer xfer = { @@ -64,9 +60,7 @@ static int ade7854_spi_write_reg_16(struct device *dev, st->tx[3] = (value >> 8) & 0xFF; st->tx[4] = value & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(&xfer, &msg); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, &xfer, 1); mutex_unlock(&st->buf_lock); return ret; @@ -77,7 +71,6 @@ static int ade7854_spi_write_reg_24(struct device *dev, u32 value) { int ret; - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7854_state *st = iio_priv(indio_dev); struct spi_transfer xfer = { @@ -94,9 +87,7 @@ static int ade7854_spi_write_reg_24(struct device *dev, st->tx[4] = (value >> 8) & 0xFF; st->tx[5] = value & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(&xfer, &msg); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, &xfer, 1); mutex_unlock(&st->buf_lock); return ret; @@ -107,7 +98,6 @@ static int ade7854_spi_write_reg_32(struct device *dev, u32 value) { int ret; - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7854_state *st = iio_priv(indio_dev); struct spi_transfer xfer = { @@ -125,9 +115,7 @@ static int ade7854_spi_write_reg_32(struct device *dev, st->tx[5] = (value >> 8) & 0xFF; st->tx[6] = value & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(&xfer, &msg); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, &xfer, 1); mutex_unlock(&st->buf_lock); return ret; @@ -137,7 +125,6 @@ static int ade7854_spi_read_reg_8(struct device *dev, u16 reg_address, u8 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7854_state *st = iio_priv(indio_dev); int ret; @@ -159,10 +146,7 @@ static int ade7854_spi_read_reg_8(struct device *dev, st->tx[1] = (reg_address >> 8) & 0xFF; st->tx[2] = reg_address & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->spi->dev, "problem when reading 8 bit register 0x%02X", reg_address); @@ -179,7 +163,6 @@ static int ade7854_spi_read_reg_16(struct device *dev, u16 reg_address, u16 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7854_state *st = iio_priv(indio_dev); int ret; @@ -200,10 +183,7 @@ static int ade7854_spi_read_reg_16(struct device *dev, st->tx[1] = (reg_address >> 8) & 0xFF; st->tx[2] = reg_address & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->spi->dev, "problem when reading 16 bit register 0x%02X", reg_address); @@ -220,7 +200,6 @@ static int ade7854_spi_read_reg_24(struct device *dev, u16 reg_address, u32 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7854_state *st = iio_priv(indio_dev); int ret; @@ -242,10 +221,7 @@ static int ade7854_spi_read_reg_24(struct device *dev, st->tx[1] = (reg_address >> 8) & 0xFF; st->tx[2] = reg_address & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->spi->dev, "problem when reading 24 bit register 0x%02X", reg_address); @@ -262,7 +238,6 @@ static int ade7854_spi_read_reg_32(struct device *dev, u16 reg_address, u32 *val) { - struct spi_message msg; struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ade7854_state *st = iio_priv(indio_dev); int ret; @@ -284,10 +259,7 @@ static int ade7854_spi_read_reg_32(struct device *dev, st->tx[1] = (reg_address >> 8) & 0xFF; st->tx[2] = reg_address & 0xFF; - spi_message_init(&msg); - spi_message_add_tail(&xfers[0], &msg); - spi_message_add_tail(&xfers[1], &msg); - ret = spi_sync(st->spi, &msg); + ret = spi_sync_transfer(st->spi, xfers, ARRAY_SIZE(xfers)); if (ret) { dev_err(&st->spi->dev, "problem when reading 32 bit register 0x%02X", reg_address); |