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authorLinus Torvalds2012-01-09 21:18:17 +0100
committerLinus Torvalds2012-01-09 21:18:17 +0100
commit12e55508921865aefdd80fd17afe70c191afbd1b (patch)
tree476b3226fd9602b36bed0934409959bdd24a7eb5 /drivers/staging/iio/dac/ad5791.c
parentMerge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/greg... (diff)
parentnet/hyperv: Add support for jumbo frame up to 64KB (diff)
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Merge branch 'staging-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
* 'staging-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (466 commits) net/hyperv: Add support for jumbo frame up to 64KB net/hyperv: Add NETVSP protocol version negotiation net/hyperv: Remove unnecessary kmap_atomic in netvsc driver staging/rtl8192e: Register against lib80211 staging/rtl8192e: Convert to lib80211_crypt_info staging/rtl8192e: Convert to lib80211_crypt_data and lib80211_crypt_ops staging/rtl8192e: Add lib80211.h to rtllib.h staging/mei: add watchdog device registration wrappers drm/omap: GEM, deal with cache staging: vt6656: int.c, int.h: Change return of function to void staging: usbip: removed unused definitions from header staging: usbip: removed dead code from receive function staging:iio: Drop {mark,unmark}_in_use callbacks staging:iio: Drop buffer mark_param_change callback staging:iio: Drop the unused buffer enable() and is_enabled() callbacks staging:iio: Drop buffer busy flag staging:iio: Make sure a device is only opened once at a time staging:iio: Disallow modifying buffer size when buffer is enabled staging:iio: Disallow changing scan elements in all buffered modes staging:iio: Use iio_buffer_enabled instead of open coding it ... Fix up conflict in drivers/staging/iio/adc/ad799x_core.c (removal of module_init due to using module_i2c_driver() helper, next to removal of MODULE_ALIAS due to using MODULE_DEVICE_TABLE instead).
Diffstat (limited to 'drivers/staging/iio/dac/ad5791.c')
-rw-r--r--drivers/staging/iio/dac/ad5791.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/staging/iio/dac/ad5791.c b/drivers/staging/iio/dac/ad5791.c
index 4a80fd822231..ac45636a8d72 100644
--- a/drivers/staging/iio/dac/ad5791.c
+++ b/drivers/staging/iio/dac/ad5791.c
@@ -1,5 +1,6 @@
/*
- * AD5760, AD5780, AD5781, AD5791 Voltage Output Digital to Analog Converter
+ * AD5760, AD5780, AD5781, AD5790, AD5791 Voltage Output Digital to Analog
+ * Converter
*
* Copyright 2011 Analog Devices Inc.
*
@@ -77,8 +78,8 @@ static int ad5791_spi_read(struct spi_device *spi, u8 addr, u32 *val)
.indexed = 1, \
.address = AD5791_ADDR_DAC0, \
.channel = 0, \
- .info_mask = (1 << IIO_CHAN_INFO_SCALE_SHARED) | \
- (1 << IIO_CHAN_INFO_OFFSET_SHARED), \
+ .info_mask = IIO_CHAN_INFO_SCALE_SHARED_BIT | \
+ IIO_CHAN_INFO_OFFSET_SHARED_BIT, \
.scan_type = IIO_ST('u', bits, 24, shift) \
}
@@ -237,11 +238,11 @@ static int ad5791_read_raw(struct iio_dev *indio_dev,
*val &= AD5791_DAC_MASK;
*val >>= chan->scan_type.shift;
return IIO_VAL_INT;
- case (1 << IIO_CHAN_INFO_SCALE_SHARED):
+ case IIO_CHAN_INFO_SCALE:
*val = 0;
*val2 = (((u64)st->vref_mv) * 1000000ULL) >> chan->scan_type.realbits;
return IIO_VAL_INT_PLUS_MICRO;
- case (1 << IIO_CHAN_INFO_OFFSET_SHARED):
+ case IIO_CHAN_INFO_OFFSET:
val64 = (((u64)st->vref_neg_mv) << chan->scan_type.realbits);
do_div(val64, st->vref_mv);
*val = -val64;
@@ -397,9 +398,11 @@ static const struct spi_device_id ad5791_id[] = {
{"ad5760", ID_AD5760},
{"ad5780", ID_AD5780},
{"ad5781", ID_AD5781},
+ {"ad5790", ID_AD5791},
{"ad5791", ID_AD5791},
{}
};
+MODULE_DEVICE_TABLE(spi, ad5791_id);
static struct spi_driver ad5791_driver = {
.driver = {
@@ -413,5 +416,5 @@ static struct spi_driver ad5791_driver = {
module_spi_driver(ad5791_driver);
MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
-MODULE_DESCRIPTION("Analog Devices AD5760/AD5780/AD5781/AD5791 DAC");
+MODULE_DESCRIPTION("Analog Devices AD5760/AD5780/AD5781/AD5790/AD5791 DAC");
MODULE_LICENSE("GPL v2");