diff options
author | Mark Meserve <mark.meserve@ni.com> | 2017-03-29 12:20:51 -0500 |
---|---|---|
committer | Martin Braun <martin.braun@ettus.com> | 2017-12-22 15:03:45 -0800 |
commit | 51586a989e118a5b848a95f0c5e8fd274c7cde2b (patch) | |
tree | 369014ca873806e8c0af19e7a27af1ae01cf1ac3 /mpm/lib/spi | |
parent | 306468d564a28de96ff9d272503d15b2ecb81ff3 (diff) | |
download | uhd-51586a989e118a5b848a95f0c5e8fd274c7cde2b.tar.gz uhd-51586a989e118a5b848a95f0c5e8fd274c7cde2b.tar.bz2 uhd-51586a989e118a5b848a95f0c5e8fd274c7cde2b.zip |
mpm: clean up spi
remove spi_lock
remove ad9371 spi_config types
Diffstat (limited to 'mpm/lib/spi')
-rw-r--r-- | mpm/lib/spi/CMakeLists.txt | 3 | ||||
-rw-r--r-- | mpm/lib/spi/mock_spi.cpp | 117 | ||||
-rw-r--r-- | mpm/lib/spi/spi_config.cpp | 37 | ||||
-rw-r--r-- | mpm/lib/spi/spi_config.h | 44 | ||||
-rw-r--r-- | mpm/lib/spi/spi_lock.cpp | 26 |
5 files changed, 0 insertions, 227 deletions
diff --git a/mpm/lib/spi/CMakeLists.txt b/mpm/lib/spi/CMakeLists.txt index b84c0de73..517e88561 100644 --- a/mpm/lib/spi/CMakeLists.txt +++ b/mpm/lib/spi/CMakeLists.txt @@ -1,7 +1,4 @@ SET(SPI_SOURCES - ${CMAKE_CURRENT_SOURCE_DIR}/spi_lock.cpp - ${CMAKE_CURRENT_SOURCE_DIR}/spi_config.cpp - ${CMAKE_CURRENT_SOURCE_DIR}/mock_spi.cpp ${CMAKE_CURRENT_SOURCE_DIR}/spidev_iface.cpp ) diff --git a/mpm/lib/spi/mock_spi.cpp b/mpm/lib/spi/mock_spi.cpp deleted file mode 100644 index 28518d7a8..000000000 --- a/mpm/lib/spi/mock_spi.cpp +++ /dev/null @@ -1,117 +0,0 @@ -// -// Copyright 2014 Ettus Research (National Instruments) -// -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program. If not, see <http://www.gnu.org/licenses/>. -// - -/* -#include <uhd/config.hpp> -#include <uhd/exception.hpp> -#include "n310_spi.h" - -#include <fcntl.h> -#include <sys/ioctl.h> -#include <linux/types.h> -#include <linux/spi/spidev.h> - - -class spidev_impl : public spi -{ -public: - - spidev_impl(const std::string &device) - : _mode(SPI_CPHA), - _speed(2000000), - _bits(8), - _delay(0) - { - int ret; - _fd = open(device.c_str(), O_RDWR); - if (_fd < 0) - throw uhd::runtime_error(str(boost::format("Could not open spidev device %s") % device)); - - ret = ioctl(_fd, SPI_IOC_WR_MODE, &_mode); - if (ret == -1) - throw uhd::runtime_error("Could not set spidev mode"); - - ret = ioctl(_fd, SPI_IOC_RD_MODE, &_mode); - if (ret == -1) - throw uhd::runtime_error("Could not get spidev mode"); - - ret = ioctl(_fd, SPI_IOC_WR_BITS_PER_WORD, &_bits); - if (ret == -1) - throw uhd::runtime_error("Could not set spidev bits per word"); - - ret = ioctl(_fd, SPI_IOC_RD_BITS_PER_WORD, &_bits); - if (ret == -1) - throw uhd::runtime_error("Could not get spidev bits per word"); - - ret = ioctl(_fd, SPI_IOC_WR_MAX_SPEED_HZ, &_speed); - if (ret == -1) - throw uhd::runtime_error("Could not set spidev max speed"); - - ret = ioctl(_fd, SPI_IOC_RD_MAX_SPEED_HZ, &_speed); - if (ret == -1) - throw uhd::runtime_error("Could not get spidev max speed"); - } - - virtual ~spidev_impl() - { - close(_fd); - } - - uint32_t transact_spi(int, const uhd::spi_config_t &, - uint32_t data, size_t num_bits, - bool) - { - int ret(0); - struct spi_ioc_transfer tr; - - uint8_t *tx_data = reinterpret_cast<uint8_t *>(&data); - - - UHD_ASSERT_THROW(num_bits == 24); - uint8_t tx[] = { tx_data[2], tx_data[1], tx_data[0] }; - - uint8_t rx[3]; - tr.tx_buf = (unsigned long)&tx[0]; - tr.rx_buf = (unsigned long)&rx[0]; - tr.len = num_bits >> 3; - tr.bits_per_word = _bits; - tr.tx_nbits = 1; - tr.rx_nbits = 1; - tr.speed_hz = _speed; - tr.delay_usecs = _delay; - - ret = ioctl(_fd, SPI_IOC_MESSAGE(1), &tr); - if (ret < 1) - throw uhd::runtime_error("Could not send spidev message"); - - return rx[2]; - } - -private: - int _fd; - uint8_t _mode; - uint32_t _speed; - uint8_t _bits; - uint16_t _delay; - -}; - -spi::sptr spi::make(const std::string &device) -{ - return spi::sptr(new spidev_impl(device)); -} -*/
\ No newline at end of file diff --git a/mpm/lib/spi/spi_config.cpp b/mpm/lib/spi/spi_config.cpp deleted file mode 100644 index 69d6d9c2a..000000000 --- a/mpm/lib/spi/spi_config.cpp +++ /dev/null @@ -1,37 +0,0 @@ -#include "spi_config.h" - - -spi_config_t::spi_config_t(const spi_hwd_settings_t hwd_settings, const spi_device_settings_t device_settings) : - full_settings({ - _convert_to_adi_settings(hwd_settings.chip_select_index, device_settings), - hwd_settings }) -{ - -} - -spiSettings_t spi_config_t::_convert_to_adi_settings(const uint8_t chip_select_index, const spi_device_settings_t device_settings) -{ - return { - chip_select_index, - device_settings.writeBitPolarity, - device_settings.longInstructionWord, - device_settings.MSBFirst, - device_settings.CPHA, - device_settings.CPOL, - device_settings.enSpiStreaming, - device_settings.autoIncAddrUp, - device_settings.fourWireMode, - device_settings.spiClkFreq_Hz, - }; -} - -const spiSettings_t* spi_config_t::get_spi_settings() const -{ - return &(full_settings.adi_settings); -} - -const spi_full_settings_t* spi_config_t::recover_full_spi_settings(const spiSettings_t* settings) -{ - // TODO: make this better - return reinterpret_cast<const spi_full_settings_t*>(settings); -} diff --git a/mpm/lib/spi/spi_config.h b/mpm/lib/spi/spi_config.h deleted file mode 100644 index a29a9bc64..000000000 --- a/mpm/lib/spi/spi_config.h +++ /dev/null @@ -1,44 +0,0 @@ -#pragma once - -#include "../mykonos/adi/common.h" - -// contains information about the spi configuration - -struct spi_device_settings_t -{ - uint8_t writeBitPolarity; - uint8_t longInstructionWord; ///< 1 = 16bit instruction word, 0 = 8bit instruction word - uint8_t MSBFirst; ///< 1 = MSBFirst, 0 = LSBFirst - uint8_t CPHA; ///< clock phase, sets which clock edge the data updates (valid 0 or 1) - uint8_t CPOL; ///< clock polarity 0 = clock starts low, 1 = clock starts high - uint8_t enSpiStreaming; ///< Not implemented. SW feature to improve SPI throughput. - uint8_t autoIncAddrUp; ///< Not implemented. For SPI Streaming, set address increment direction. 1= next addr = addr+1, 0:addr = addr-1 - uint8_t fourWireMode; ///< 1: Use 4-wire SPI, 0: 3-wire SPI (SDIO pin is bidirectional). NOTE: ADI's FPGA platform always uses 4-wire mode. - uint32_t spiClkFreq_Hz; -}; - -struct spi_hwd_settings_t -{ - uint8_t spidev_index; - uint8_t chip_select_index; -}; - -struct spi_full_settings_t -{ - spiSettings_t adi_settings; - spi_hwd_settings_t hwd_settings; -}; - -class spi_config_t -{ -public: - spi_config_t(spi_hwd_settings_t hwd_settings, spi_device_settings_t device_settings); - -private: - const spi_full_settings_t full_settings; - static spiSettings_t _convert_to_adi_settings(uint8_t chip_select_index, spi_device_settings_t device_settings); - -public: - const spiSettings_t* get_spi_settings() const; - static const spi_full_settings_t* recover_full_spi_settings(const spiSettings_t* settings); -}; diff --git a/mpm/lib/spi/spi_lock.cpp b/mpm/lib/spi/spi_lock.cpp deleted file mode 100644 index b37daa738..000000000 --- a/mpm/lib/spi/spi_lock.cpp +++ /dev/null @@ -1,26 +0,0 @@ -#include "mpm/spi/spi_lock.hpp" - -spi_lock::spi_lock(uint8_t spidev_index) : - spidev_index(spidev_index) -{ - -} - -uint8_t spi_lock::get_spidev() const -{ - return spidev_index; -} - -void spi_lock::lock() -{ - spi_mutex.lock(); -} -void spi_lock::unlock() -{ - spi_mutex.unlock(); -} - -spi_lock::sptr spi_lock::make(uint8_t spidev_index) -{ - return std::make_shared<spi_lock>(spidev_index); -} |