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authorRyan Caltabiano <rcalt2vt@gmail.com>2019-04-15 22:32:57 -0500
committerskullydazed <skullydazed@users.noreply.github.com>2019-04-20 08:05:10 -0700
commit0a645225b9c863a106921185a6c2e0c340f10694 (patch)
tree2bf8c295650e54fb4548a7ac4d348ccfc8caa307 /keyboards/cannonkeys
parentb5cb5ec6ddb15cfe336b835055f546f72d440a66 (diff)
OLED Driver Feature
Diffstat (limited to 'keyboards/cannonkeys')
-rw-r--r--keyboards/cannonkeys/satisfaction75/i2c_master.c46
1 files changed, 27 insertions, 19 deletions
diff --git a/keyboards/cannonkeys/satisfaction75/i2c_master.c b/keyboards/cannonkeys/satisfaction75/i2c_master.c
index d81eb92d49..ce0e0a7ba1 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;
}