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author | Ryan Caltabiano <rcalt2vt@gmail.com> | 2019-04-15 22:32:57 -0500 |
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committer | skullydazed <skullydazed@users.noreply.github.com> | 2019-04-20 08:05:10 -0700 |
commit | 0a645225b9c863a106921185a6c2e0c340f10694 (patch) | |
tree | 2bf8c295650e54fb4548a7ac4d348ccfc8caa307 /keyboards/cannonkeys/satisfaction75 | |
parent | b5cb5ec6ddb15cfe336b835055f546f72d440a66 (diff) | |
download | qmk_firmware-0a645225b9c863a106921185a6c2e0c340f10694.tar.gz |
OLED Driver Feature
Diffstat (limited to 'keyboards/cannonkeys/satisfaction75')
-rw-r--r-- | keyboards/cannonkeys/satisfaction75/i2c_master.c | 46 |
1 files changed, 27 insertions, 19 deletions
diff --git a/keyboards/cannonkeys/satisfaction75/i2c_master.c b/keyboards/cannonkeys/satisfaction75/i2c_master.c index d81eb92d4..ce0e0a7ba 100644 --- a/keyboards/cannonkeys/satisfaction75/i2c_master.c +++ b/keyboards/cannonkeys/satisfaction75/i2c_master.c @@ -29,8 +29,6 @@ #include "quantum.h" #include <string.h> #include <hal.h> -#include "chtypes.h" -#include "ch.h" static uint8_t i2c_address; @@ -44,6 +42,18 @@ static const I2CConfig i2cconfig = { 0 }; +static i2c_status_t chibios_to_qmk(const msg_t* status) { + switch (*status) { + case I2C_NO_ERROR: + return I2C_STATUS_SUCCESS; + case I2C_TIMEOUT: + return I2C_STATUS_TIMEOUT; + // I2C_BUS_ERROR, I2C_ARBITRATION_LOST, I2C_ACK_FAILURE, I2C_OVERRUN, I2C_PEC_ERROR, I2C_SMB_ALERT + default: + return I2C_STATUS_ERROR; + } +} + __attribute__ ((weak)) void i2c_init(void) { @@ -59,34 +69,32 @@ void i2c_init(void) //i2cInit(); //This is invoked by halInit() so no need to redo it. } -// This is usually not needed -uint8_t i2c_start(uint8_t address) +i2c_status_t i2c_start(uint8_t address) { i2c_address = address; i2cStart(&I2C_DRIVER, &i2cconfig); - return 0; + return I2C_STATUS_SUCCESS; } -uint8_t i2c_transmit(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout) +i2c_status_t i2c_transmit(uint8_t address, const uint8_t* data, uint16_t length, uint16_t timeout) { - msg_t status = MSG_OK; - i2c_address = address; i2cStart(&I2C_DRIVER, &i2cconfig); i2cAcquireBus(&I2C_DRIVER); - status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, 0, 0, MS2ST(timeout)); + msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, 0, 0, MS2ST(timeout)); i2cReleaseBus(&I2C_DRIVER); - return status; + return chibios_to_qmk(&status); } -uint8_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout) +i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout) { i2c_address = address; i2cStart(&I2C_DRIVER, &i2cconfig); - return i2cMasterReceiveTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, MS2ST(timeout)); + msg_t status = i2cMasterReceiveTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, MS2ST(timeout)); + return chibios_to_qmk(&status); } -uint8_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout) +i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout) { i2c_address = devaddr; i2cStart(&I2C_DRIVER, &i2cconfig); @@ -98,19 +106,19 @@ uint8_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t l } complete_packet[0] = regaddr; - return i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), complete_packet, length + 1, 0, 0, MS2ST(timeout)); + msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), complete_packet, length + 1, 0, 0, MS2ST(timeout)); + return chibios_to_qmk(&status); } -uint8_t i2c_readReg(uint8_t devaddr, uint8_t* regaddr, uint8_t* data, uint16_t length, uint16_t timeout) +i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t* regaddr, uint8_t* data, uint16_t length, uint16_t timeout) { i2c_address = devaddr; i2cStart(&I2C_DRIVER, &i2cconfig); - return i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), regaddr, 1, data, length, MS2ST(timeout)); + msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), regaddr, 1, data, length, MS2ST(timeout)); + return chibios_to_qmk(&status); } -// This is usually not needed. It releases the driver to allow pins to become GPIO again. -uint8_t i2c_stop(void) +void i2c_stop(void) { i2cStop(&I2C_DRIVER); - return 0; } |