From b6fbed3dc345c722b6d667bc3421d3c82e09896b Mon Sep 17 00:00:00 2001 From: Ryan Date: Wed, 6 Dec 2023 14:52:18 +1100 Subject: LED drivers: change "TWI" to "I2C" (#22617) --- drivers/led/issi/is31fl3736.c | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) (limited to 'drivers/led/issi/is31fl3736.c') diff --git a/drivers/led/issi/is31fl3736.c b/drivers/led/issi/is31fl3736.c index 530d92cf31..384b815850 100644 --- a/drivers/led/issi/is31fl3736.c +++ b/drivers/led/issi/is31fl3736.c @@ -47,8 +47,7 @@ # define IS31FL3736_GLOBAL_CURRENT 0xFF #endif -// Transfer buffer for TWITransmitData() -uint8_t g_twi_transfer_buffer[20]; +uint8_t i2c_transfer_buffer[20]; // These buffers match the IS31FL3736 PWM registers. // The control buffers match the page 0 LED On/Off registers. @@ -63,15 +62,15 @@ uint8_t g_led_control_registers[IS31FL3736_DRIVER_COUNT][IS31FL3736_LED_CONTROL_ bool g_led_control_registers_update_required[IS31FL3736_DRIVER_COUNT] = {false}; void is31fl3736_write_register(uint8_t addr, uint8_t reg, uint8_t data) { - g_twi_transfer_buffer[0] = reg; - g_twi_transfer_buffer[1] = data; + i2c_transfer_buffer[0] = reg; + i2c_transfer_buffer[1] = data; #if IS31FL3736_I2C_PERSISTENCE > 0 for (uint8_t i = 0; i < IS31FL3736_I2C_PERSISTENCE; i++) { - if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT) == 0) break; + if (i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT) == 0) break; } #else - i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT); + i2c_transmit(addr << 1, i2c_transfer_buffer, 2, IS31FL3736_I2C_TIMEOUT); #endif } @@ -84,22 +83,22 @@ void is31fl3736_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) { // assumes page 1 is already selected // transmit PWM registers in 12 transfers of 16 bytes - // g_twi_transfer_buffer[] is 20 bytes + // i2c_transfer_buffer[] is 20 bytes // iterate over the pwm_buffer contents at 16 byte intervals for (int i = 0; i < IS31FL3736_PWM_REGISTER_COUNT; i += 16) { - g_twi_transfer_buffer[0] = i; + i2c_transfer_buffer[0] = i; // copy the data from i to i+15 // device will auto-increment register for data after the first byte // thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer - memcpy(g_twi_transfer_buffer + 1, pwm_buffer + i, 16); + memcpy(i2c_transfer_buffer + 1, pwm_buffer + i, 16); #if IS31FL3736_I2C_PERSISTENCE > 0 for (uint8_t i = 0; i < IS31FL3736_I2C_PERSISTENCE; i++) { - if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT) == 0) break; + if (i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT) == 0) break; } #else - i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT); + i2c_transmit(addr << 1, i2c_transfer_buffer, 17, IS31FL3736_I2C_TIMEOUT); #endif } } -- cgit v1.2.3