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Diffstat (limited to 'mpm/lib/i2c/i2c_regs_iface.cpp')
-rw-r--r--mpm/lib/i2c/i2c_regs_iface.cpp75
1 files changed, 28 insertions, 47 deletions
diff --git a/mpm/lib/i2c/i2c_regs_iface.cpp b/mpm/lib/i2c/i2c_regs_iface.cpp
index c476cf636..575e19d26 100644
--- a/mpm/lib/i2c/i2c_regs_iface.cpp
+++ b/mpm/lib/i2c/i2c_regs_iface.cpp
@@ -4,10 +4,10 @@
// SPDX-License-Identifier: GPL-3.0-or-later
//
-#include <mpm/types/regs_iface.hpp>
+#include <mpm/exception.hpp>
#include <mpm/i2c/i2c_iface.hpp>
#include <mpm/i2c/i2c_regs_iface.hpp>
-#include <mpm/exception.hpp>
+#include <mpm/types/regs_iface.hpp>
using mpm::types::regs_iface;
@@ -18,26 +18,21 @@ using mpm::types::regs_iface;
class i2c_regs_iface_impl : public regs_iface
{
public:
-
- i2c_regs_iface_impl(
- mpm::i2c::i2c_iface::sptr i2c_iface,
- const size_t reg_addr_size
- ) : _i2c_iface(i2c_iface),
- _reg_addr_size(reg_addr_size)
+ i2c_regs_iface_impl(mpm::i2c::i2c_iface::sptr i2c_iface, const size_t reg_addr_size)
+ : _i2c_iface(i2c_iface), _reg_addr_size(reg_addr_size)
{
if (reg_addr_size > 4) {
throw mpm::runtime_error("reg_addr_size too largs for i2c_regs_iface");
}
}
- uint8_t peek8(
- const uint32_t addr
- ) {
+ uint8_t peek8(const uint32_t addr)
+ {
uint8_t rx[1];
uint8_t tx[5];
int i = 0;
for (; i < _reg_addr_size; i++) {
- tx[i] = 0xff & (addr >> 8*(_reg_addr_size-i-1));
+ tx[i] = 0xff & (addr >> 8 * (_reg_addr_size - i - 1));
}
int err = _i2c_iface->transfer(tx, _reg_addr_size, rx, 1);
@@ -48,14 +43,12 @@ public:
return rx[0];
}
- void poke8(
- const uint32_t addr,
- const uint8_t data
- ) {
+ void poke8(const uint32_t addr, const uint8_t data)
+ {
uint8_t tx[5];
int i = 0;
for (; i < _reg_addr_size; i++) {
- tx[i] = 0xff & (addr >> 8*(_reg_addr_size-i-1));
+ tx[i] = 0xff & (addr >> 8 * (_reg_addr_size - i - 1));
}
tx[i] = data;
@@ -65,14 +58,13 @@ public:
}
}
- uint16_t peek16(
- const uint32_t addr
- ) {
+ uint16_t peek16(const uint32_t addr)
+ {
uint8_t rx[2];
uint8_t tx[5];
int i = 0;
for (; i < _reg_addr_size; i++) {
- tx[i] = 0xff & (addr >> 8*(_reg_addr_size-i-1));
+ tx[i] = 0xff & (addr >> 8 * (_reg_addr_size - i - 1));
}
int err = _i2c_iface->transfer(tx, _reg_addr_size, rx, 2);
@@ -81,21 +73,19 @@ public:
}
uint16_t data = rx[0];
- data = (data << 8) | rx[1];
+ data = (data << 8) | rx[1];
return data;
}
- void poke16(
- const uint32_t addr,
- const uint16_t data
- ) {
+ void poke16(const uint32_t addr, const uint16_t data)
+ {
uint8_t tx[6];
int i = 0;
for (; i < _reg_addr_size; i++) {
- tx[i] = 0xff & (addr >> 8*(_reg_addr_size-i-1));
+ tx[i] = 0xff & (addr >> 8 * (_reg_addr_size - i - 1));
}
- tx[i] = (data >> 8) & 0xff;
- tx[i+1] = data & 0xff;
+ tx[i] = (data >> 8) & 0xff;
+ tx[i + 1] = data & 0xff;
int err = _i2c_iface->transfer(tx, _reg_addr_size + 2, NULL, 0);
if (err) {
@@ -110,27 +100,18 @@ private:
};
regs_iface::sptr mpm::i2c::make_i2c_regs_iface(
- mpm::i2c::i2c_iface::sptr i2c_iface,
- const size_t reg_addr_size
-) {
- return std::make_shared<i2c_regs_iface_impl>(
- i2c_iface,
- reg_addr_size
- );
+ mpm::i2c::i2c_iface::sptr i2c_iface, const size_t reg_addr_size)
+{
+ return std::make_shared<i2c_regs_iface_impl>(i2c_iface, reg_addr_size);
}
-mpm::types::regs_iface::sptr mpm::i2c::make_i2cdev_regs_iface(
- const std::string &bus,
+mpm::types::regs_iface::sptr mpm::i2c::make_i2cdev_regs_iface(const std::string& bus,
const uint16_t addr,
const bool ten_bit_addr,
const int timeout_ms,
- const size_t reg_addr_size
-) {
- auto i2c_iface_sptr = mpm::i2c::i2c_iface::make_i2cdev(
- bus, addr, ten_bit_addr, timeout_ms
- );
- return std::make_shared<i2c_regs_iface_impl>(
- i2c_iface_sptr,
- reg_addr_size
- );
+ const size_t reg_addr_size)
+{
+ auto i2c_iface_sptr =
+ mpm::i2c::i2c_iface::make_i2cdev(bus, addr, ten_bit_addr, timeout_ms);
+ return std::make_shared<i2c_regs_iface_impl>(i2c_iface_sptr, reg_addr_size);
}