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author | Joey Castillo <jose.castillo@gmail.com> | 2021-08-02 13:48:35 -0400 |
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committer | Joey Castillo <jose.castillo@gmail.com> | 2021-08-02 14:36:04 -0400 |
commit | 34945d78e933fc62bedcc975e88be02a0b7fcc2e (patch) | |
tree | 317edc18fe08d76a1f5d8c3aabf88cf58ba73897 /Sensor Watch Starter Project/hal/src/hal_i2c_m_sync.c | |
parent | 2d1e2e8c76623543817f4c62b26fc300c1fd0d2c (diff) | |
download | Sensor-Watch-34945d78e933fc62bedcc975e88be02a0b7fcc2e.tar.gz Sensor-Watch-34945d78e933fc62bedcc975e88be02a0b7fcc2e.tar.bz2 Sensor-Watch-34945d78e933fc62bedcc975e88be02a0b7fcc2e.zip |
major project reorg, move library one level up
Diffstat (limited to 'Sensor Watch Starter Project/hal/src/hal_i2c_m_sync.c')
-rw-r--r-- | Sensor Watch Starter Project/hal/src/hal_i2c_m_sync.c | 258 |
1 files changed, 0 insertions, 258 deletions
diff --git a/Sensor Watch Starter Project/hal/src/hal_i2c_m_sync.c b/Sensor Watch Starter Project/hal/src/hal_i2c_m_sync.c deleted file mode 100644 index 30821a27..00000000 --- a/Sensor Watch Starter Project/hal/src/hal_i2c_m_sync.c +++ /dev/null @@ -1,258 +0,0 @@ -/** - * \file - * - * \brief I/O I2C related functionality implementation. - * - * Copyright (c) 2014-2018 Microchip Technology Inc. and its subsidiaries. - * - * \asf_license_start - * - * \page License - * - * Subject to your compliance with these terms, you may use Microchip - * software and any derivatives exclusively with Microchip products. - * It is your responsibility to comply with third party license terms applicable - * to your use of third party software (including open source software) that - * may accompany Microchip software. - * - * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES, - * WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, - * INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, - * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE - * LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL - * LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE - * SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE - * POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT - * ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY - * RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY, - * THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE. - * - * \asf_license_stop - * - */ -#include <hal_i2c_m_sync.h> -#include <utils.h> -#include <utils_assert.h> - -/** - * \brief Driver version - */ -#define DRIVER_VERSION 0x00000001u - -/** - * \brief Sync version of I2C I/O read - */ -static int32_t i2c_m_sync_read(struct io_descriptor *io, uint8_t *buf, const uint16_t n) -{ - struct i2c_m_sync_desc *i2c = CONTAINER_OF(io, struct i2c_m_sync_desc, io); - struct _i2c_m_msg msg; - int32_t ret; - - msg.addr = i2c->slave_addr; - msg.len = n; - msg.flags = I2C_M_STOP | I2C_M_RD; - msg.buffer = buf; - - ret = _i2c_m_sync_transfer(&i2c->device, &msg); - - if (ret) { - return ret; - } - - return n; -} - -/** - * \brief Sync version of I2C I/O write - */ -static int32_t i2c_m_sync_write(struct io_descriptor *io, const uint8_t *buf, const uint16_t n) -{ - struct i2c_m_sync_desc *i2c = CONTAINER_OF(io, struct i2c_m_sync_desc, io); - struct _i2c_m_msg msg; - int32_t ret; - - msg.addr = i2c->slave_addr; - msg.len = n; - msg.flags = I2C_M_STOP; - msg.buffer = (uint8_t *)buf; - - ret = _i2c_m_sync_transfer(&i2c->device, &msg); - - if (ret) { - return ret; - } - - return n; -} - -/** - * \brief Sync version of i2c initialize - */ -int32_t i2c_m_sync_init(struct i2c_m_sync_desc *i2c, void *hw) -{ - int32_t init_status; - ASSERT(i2c); - - init_status = _i2c_m_sync_init(&i2c->device, hw); - if (init_status) { - return init_status; - } - - /* Init I/O */ - i2c->io.read = i2c_m_sync_read; - i2c->io.write = i2c_m_sync_write; - - return ERR_NONE; -} - -/** - * \brief deinitialize - */ -int32_t i2c_m_sync_deinit(struct i2c_m_sync_desc *i2c) -{ - int32_t status; - ASSERT(i2c); - - status = _i2c_m_sync_deinit(&i2c->device); - if (status) { - return status; - } - - i2c->io.read = NULL; - i2c->io.write = NULL; - - return ERR_NONE; -} - -/** - * \brief Sync version of i2c enable - */ -int32_t i2c_m_sync_enable(struct i2c_m_sync_desc *i2c) -{ - return _i2c_m_sync_enable(&i2c->device); -} - -/** - * \brief Sync version of i2c disable - */ -int32_t i2c_m_sync_disable(struct i2c_m_sync_desc *i2c) -{ - return _i2c_m_sync_disable(&i2c->device); -} - -/** - * \brief Sync version of i2c set slave address - */ -int32_t i2c_m_sync_set_slaveaddr(struct i2c_m_sync_desc *i2c, int16_t addr, int32_t addr_len) -{ - return i2c->slave_addr = (addr & 0x3ff) | (addr_len & I2C_M_TEN); -} - -/** - * \brief Sync version of i2c set baudrate - */ -int32_t i2c_m_sync_set_baudrate(struct i2c_m_sync_desc *i2c, uint32_t clkrate, uint32_t baudrate) -{ - return _i2c_m_sync_set_baudrate(&i2c->device, clkrate, baudrate); -} - -/** - * \brief Sync version of i2c write command - */ -int32_t i2c_m_sync_cmd_write(struct i2c_m_sync_desc *i2c, uint8_t reg, uint8_t *buffer, uint8_t length) -{ - struct _i2c_m_msg msg; - int32_t ret; - - msg.addr = i2c->slave_addr; - msg.len = 1; - msg.flags = 0; - msg.buffer = ® - - ret = _i2c_m_sync_transfer(&i2c->device, &msg); - - if (ret != 0) { - /* error occurred */ - return ret; - } - - msg.flags = I2C_M_STOP; - msg.buffer = buffer; - msg.len = length; - - ret = _i2c_m_sync_transfer(&i2c->device, &msg); - - if (ret != 0) { - /* error occurred */ - return ret; - } - - return ERR_NONE; -} - -/** - * \brief Sync version of i2c read command - */ -int32_t i2c_m_sync_cmd_read(struct i2c_m_sync_desc *i2c, uint8_t reg, uint8_t *buffer, uint8_t length) -{ - struct _i2c_m_msg msg; - int32_t ret; - - msg.addr = i2c->slave_addr; - msg.len = 1; - msg.flags = 0; - msg.buffer = ® - - ret = _i2c_m_sync_transfer(&i2c->device, &msg); - - if (ret != 0) { - /* error occurred */ - return ret; - } - - msg.flags = I2C_M_STOP | I2C_M_RD; - msg.buffer = buffer; - msg.len = length; - - ret = _i2c_m_sync_transfer(&i2c->device, &msg); - - if (ret != 0) { - /* error occurred */ - return ret; - } - - return ERR_NONE; -} - -/** - * \brief Sync version of i2c transfer command - */ -int32_t i2c_m_sync_transfer(struct i2c_m_sync_desc *const i2c, struct _i2c_m_msg *msg) -{ - return _i2c_m_sync_transfer(&i2c->device, msg); -} - -/** - * \brief Sync version of i2c send stop condition command - */ -int32_t i2c_m_sync_send_stop(struct i2c_m_sync_desc *const i2c) -{ - return _i2c_m_sync_send_stop(&i2c->device); -} - -/** - * \brief Retrieve I/O descriptor - */ -int32_t i2c_m_sync_get_io_descriptor(struct i2c_m_sync_desc *const i2c, struct io_descriptor **io) -{ - *io = &i2c->io; - return ERR_NONE; -} - -/** - * \brief Retrieve the current driver version - */ -uint32_t i2c_m_sync_get_version(void) -{ - return DRIVER_VERSION; -} |