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Message-Id: <20241121-ad7606_add_iio_backend_software_mode-v1-8-8a693a5e3fa9@baylibre.com>
Date: Thu, 21 Nov 2024 10:18:30 +0000
From: Guillaume Stols <gstols@...libre.com>
To: Lars-Peter Clausen <lars@...afoo.de>,
Michael Hennerich <Michael.Hennerich@...log.com>,
Jonathan Cameron <jic23@...nel.org>, Nuno Sa <nuno.sa@...log.com>,
Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: Jonathan Cameron <Jonathan.Cameron@...wei.com>,
linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
Michael Hennerich <michael.hennerich@...log.com>,
devicetree@...r.kernel.org, dlechner@...libre.com, jstephan@...libre.com,
aardelean@...libre.com, adureghello@...libre.com,
Guillaume Stols <gstols@...libre.com>
Subject: [PATCH 8/9] iio: adc: ad7606: Simplify channel macros
This is a preparation to add the new channels for software mode and
hardware mode in iio backend mod more easily.
Signed-off-by: Guillaume Stols <gstols@...libre.com>
---
drivers/iio/adc/ad7606.h | 51 ++++++++++++++++++++++++------------------------
1 file changed, 25 insertions(+), 26 deletions(-)
diff --git a/drivers/iio/adc/ad7606.h b/drivers/iio/adc/ad7606.h
index eca7ea99e24d..74896d9f1929 100644
--- a/drivers/iio/adc/ad7606.h
+++ b/drivers/iio/adc/ad7606.h
@@ -40,37 +40,19 @@
#define AD7606_RANGE_CH_ADDR(ch) (0x03 + ((ch) >> 1))
#define AD7606_OS_MODE 0x08
-#define AD760X_CHANNEL(num, mask_sep, mask_type, mask_all, bits) { \
+#define AD760X_CHANNEL(num, mask_sep, mask_type, mask_all, \
+ mask_sep_avail, mask_all_avail, bits) { \
.type = IIO_VOLTAGE, \
.indexed = 1, \
.channel = num, \
.address = num, \
.info_mask_separate = mask_sep, \
+ .info_mask_separate_available = \
+ mask_sep_avail, \
.info_mask_shared_by_type = mask_type, \
.info_mask_shared_by_all = mask_all, \
- .scan_index = num, \
- .scan_type = { \
- .sign = 's', \
- .realbits = (bits), \
- .storagebits = (bits) > 16 ? 32 : 16, \
- .endianness = IIO_CPU, \
- }, \
-}
-
-#define AD7606_SW_CHANNEL(num, bits) { \
- .type = IIO_VOLTAGE, \
- .indexed = 1, \
- .channel = num, \
- .address = num, \
- .info_mask_separate = \
- BIT(IIO_CHAN_INFO_RAW) | \
- BIT(IIO_CHAN_INFO_SCALE), \
- .info_mask_separate_available = \
- BIT(IIO_CHAN_INFO_SCALE), \
- .info_mask_shared_by_all = \
- BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), \
.info_mask_shared_by_all_available = \
- BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), \
+ mask_all_avail, \
.scan_index = num, \
.scan_type = { \
.sign = 's', \
@@ -82,12 +64,28 @@
#define AD7605_CHANNEL(num) \
AD760X_CHANNEL(num, BIT(IIO_CHAN_INFO_RAW), \
- BIT(IIO_CHAN_INFO_SCALE), 0, 16)
+ BIT(IIO_CHAN_INFO_SCALE), 0, 0, 0, 16)
#define AD7606_CHANNEL(num, bits) \
AD760X_CHANNEL(num, BIT(IIO_CHAN_INFO_RAW), \
BIT(IIO_CHAN_INFO_SCALE), \
- BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), bits)
+ BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), \
+ 0, 0, bits)
+
+#define AD7606_SW_CHANNEL(num, bits) \
+ AD760X_CHANNEL(num, \
+ /* mask separate */ \
+ BIT(IIO_CHAN_INFO_RAW) | \
+ BIT(IIO_CHAN_INFO_SCALE), \
+ /* mask type */ \
+ BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), \
+ /* mask all */ \
+ 0, \
+ /* mask separate available */ \
+ BIT(IIO_CHAN_INFO_SCALE), \
+ /* mask all available */ \
+ BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), \
+ bits)
#define AD7616_CHANNEL(num) AD7606_SW_CHANNEL(num, 16)
@@ -95,7 +93,8 @@
AD760X_CHANNEL(num, 0, \
BIT(IIO_CHAN_INFO_SCALE), \
BIT(IIO_CHAN_INFO_SAMP_FREQ) | \
- BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), 16)
+ BIT(IIO_CHAN_INFO_OVERSAMPLING_RATIO), \
+ 0, 0, 16)
struct ad7606_state;
--
2.34.1
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